first commit

PHPExcel/Autoloader.php

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+<?php
+/**
+ * PHPExcel
+ *
+ * Copyright (c) 2006 - 2014 PHPExcel
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ * @category   PHPExcel
+ * @package    PHPExcel
+ * @copyright  Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ * @license    http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt    LGPL
+ * @version    1.8.0, 2014-03-02
+ */
+
+PHPExcel_Autoloader::Register();
+//    As we always try to run the autoloader before anything else, we can use it to do a few
+//        simple checks and initialisations
+//PHPExcel_Shared_ZipStreamWrapper::register();
+// check mbstring.func_overload
+if (ini_get('mbstring.func_overload') & 2) {
+    throw new PHPExcel_Exception('Multibyte function overloading in PHP must be disabled for string functions (2).');
+}
+PHPExcel_Shared_String::buildCharacterSets();
+
+
+/**
+ * PHPExcel_Autoloader
+ *
+ * @category    PHPExcel
+ * @package     PHPExcel
+ * @copyright   Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ */
+class PHPExcel_Autoloader
+{
+    /**
+     * Register the Autoloader with SPL
+     *
+     */
+    public static function Register() {
+        if (function_exists('__autoload')) {
+            //    Register any existing autoloader function with SPL, so we don't get any clashes
+            spl_autoload_register('__autoload');
+        }
+        //    Register ourselves with SPL
+        return spl_autoload_register(array('PHPExcel_Autoloader', 'Load'));
+    }   //    function Register()
+
+
+    /**
+     * Autoload a class identified by name
+     *
+     * @param    string    $pClassName        Name of the object to load
+     */
+    public static function Load($pClassName){
+        if ((class_exists($pClassName,FALSE)) || (strpos($pClassName, 'PHPExcel') !== 0)) {
+            //    Either already loaded, or not a PHPExcel class request
+            return FALSE;
+        }
+
+        $pClassFilePath = PHPEXCEL_ROOT .
+                          str_replace('_',DIRECTORY_SEPARATOR,$pClassName) .
+                          '.php';
+
+        if ((file_exists($pClassFilePath) === FALSE) || (is_readable($pClassFilePath) === FALSE)) {
+            //    Can't load
+            return FALSE;
+        }
+
+        require($pClassFilePath);
+    }   //    function Load()
+
+}

PHPExcel/CachedObjectStorage/APC.php

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+<?php
+/**
+ * PHPExcel
+ *
+ * Copyright (c) 2006 - 2014 PHPExcel
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ * @category   PHPExcel
+ * @package    PHPExcel_CachedObjectStorage
+ * @copyright  Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ * @license    http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt    LGPL
+ * @version    1.8.0, 2014-03-02
+ */
+
+
+/**
+ * PHPExcel_CachedObjectStorage_APC
+ *
+ * @category   PHPExcel
+ * @package    PHPExcel_CachedObjectStorage
+ * @copyright  Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ */
+class PHPExcel_CachedObjectStorage_APC extends PHPExcel_CachedObjectStorage_CacheBase implements PHPExcel_CachedObjectStorage_ICache {
+
+    /**
+     * Prefix used to uniquely identify cache data for this worksheet
+     *
+     * @access    private
+     * @var string
+     */
+    private $_cachePrefix = null;
+
+    /**
+     * Cache timeout
+     *
+     * @access    private
+     * @var integer
+     */
+    private $_cacheTime = 600;
+
+
+    /**
+     * Store cell data in cache for the current cell object if it's "dirty",
+     *     and the 'nullify' the current cell object
+     *
+     * @access  private
+     * @return  void
+     * @throws  PHPExcel_Exception
+     */
+    protected function _storeData() {
+        if ($this->_currentCellIsDirty && !empty($this->_currentObjectID)) {
+            $this->_currentObject->detach();
+
+            if (!apc_store($this->_cachePrefix.$this->_currentObjectID.'.cache',serialize($this->_currentObject),$this->_cacheTime)) {
+                $this->__destruct();
+                throw new PHPExcel_Exception('Failed to store cell '.$this->_currentObjectID.' in APC');
+            }
+            $this->_currentCellIsDirty = false;
+        }
+        $this->_currentObjectID = $this->_currentObject = null;
+    }    //    function _storeData()
+
+
+    /**
+     * Add or Update a cell in cache identified by coordinate address
+     *
+     * @access  public
+     * @param   string         $pCoord  Coordinate address of the cell to update
+     * @param   PHPExcel_Cell  $cell    Cell to update
+     * @return  void
+     * @throws  PHPExcel_Exception
+     */
+    public function addCacheData($pCoord, PHPExcel_Cell $cell) {
+        if (($pCoord !== $this->_currentObjectID) && ($this->_currentObjectID !== null)) {
+            $this->_storeData();
+        }
+        $this->_cellCache[$pCoord] = true;
+
+        $this->_currentObjectID = $pCoord;
+        $this->_currentObject = $cell;
+        $this->_currentCellIsDirty = true;
+
+        return $cell;
+    }    //    function addCacheData()
+
+
+    /**
+     * Is a value set in the current PHPExcel_CachedObjectStorage_ICache for an indexed cell?
+     *
+     * @access  public
+     * @param   string  $pCoord  Coordinate address of the cell to check
+     * @return  void
+     * @return  boolean
+     */
+    public function isDataSet($pCoord) {
+        //    Check if the requested entry is the current object, or exists in the cache
+        if (parent::isDataSet($pCoord)) {
+            if ($this->_currentObjectID == $pCoord) {
+                return true;
+            }
+            //    Check if the requested entry still exists in apc
+            $success = apc_fetch($this->_cachePrefix.$pCoord.'.cache');
+            if ($success === FALSE) {
+                //    Entry no longer exists in APC, so clear it from the cache array
+                parent::deleteCacheData($pCoord);
+                throw new PHPExcel_Exception('Cell entry '.$pCoord.' no longer exists in APC cache');
+            }
+            return true;
+        }
+        return false;
+    }    //    function isDataSet()
+
+
+    /**
+     * Get cell at a specific coordinate
+     *
+     * @access  public
+     * @param   string         $pCoord  Coordinate of the cell
+     * @throws  PHPExcel_Exception
+     * @return  PHPExcel_Cell  Cell that was found, or null if not found
+     */
+    public function getCacheData($pCoord) {
+        if ($pCoord === $this->_currentObjectID) {
+            return $this->_currentObject;
+        }
+        $this->_storeData();
+
+        //    Check if the entry that has been requested actually exists
+        if (parent::isDataSet($pCoord)) {
+            $obj = apc_fetch($this->_cachePrefix.$pCoord.'.cache');
+            if ($obj === FALSE) {
+                //    Entry no longer exists in APC, so clear it from the cache array
+                parent::deleteCacheData($pCoord);
+                throw new PHPExcel_Exception('Cell entry '.$pCoord.' no longer exists in APC cache');
+            }
+        } else {
+            //    Return null if requested entry doesn't exist in cache
+            return null;
+        }
+
+        //    Set current entry to the requested entry
+        $this->_currentObjectID = $pCoord;
+        $this->_currentObject = unserialize($obj);
+        //    Re-attach this as the cell's parent
+        $this->_currentObject->attach($this);
+
+        //    Return requested entry
+        return $this->_currentObject;
+    }    //    function getCacheData()
+
+
+	/**
+	 * Get a list of all cell addresses currently held in cache
+	 *
+	 * @return  array of string
+	 */
+	public function getCellList() {
+		if ($this->_currentObjectID !== null) {
+			$this->_storeData();
+		}
+
+		return parent::getCellList();
+	}
+
+
+    /**
+     * Delete a cell in cache identified by coordinate address
+     *
+     * @access  public
+     * @param   string  $pCoord  Coordinate address of the cell to delete
+     * @throws  PHPExcel_Exception
+     */
+    public function deleteCacheData($pCoord) {
+        //    Delete the entry from APC
+        apc_delete($this->_cachePrefix.$pCoord.'.cache');
+
+        //    Delete the entry from our cell address array
+        parent::deleteCacheData($pCoord);
+    }    //    function deleteCacheData()
+
+
+    /**
+     * Clone the cell collection
+     *
+     * @access  public
+     * @param   PHPExcel_Worksheet  $parent  The new worksheet
+     * @throws  PHPExcel_Exception
+     * @return  void
+     */
+    public function copyCellCollection(PHPExcel_Worksheet $parent) {
+        parent::copyCellCollection($parent);
+        //    Get a new id for the new file name
+        $baseUnique = $this->_getUniqueID();
+        $newCachePrefix = substr(md5($baseUnique),0,8).'.';
+        $cacheList = $this->getCellList();
+        foreach($cacheList as $cellID) {
+            if ($cellID != $this->_currentObjectID) {
+                $obj = apc_fetch($this->_cachePrefix.$cellID.'.cache');
+                if ($obj === FALSE) {
+                    //    Entry no longer exists in APC, so clear it from the cache array
+                    parent::deleteCacheData($cellID);
+                    throw new PHPExcel_Exception('Cell entry '.$cellID.' no longer exists in APC');
+                }
+                if (!apc_store($newCachePrefix.$cellID.'.cache',$obj,$this->_cacheTime)) {
+                    $this->__destruct();
+                    throw new PHPExcel_Exception('Failed to store cell '.$cellID.' in APC');
+                }
+            }
+        }
+        $this->_cachePrefix = $newCachePrefix;
+    }    //    function copyCellCollection()
+
+
+    /**
+     * Clear the cell collection and disconnect from our parent
+     *
+     * @return  void
+     */
+    public function unsetWorksheetCells() {
+        if ($this->_currentObject !== NULL) {
+            $this->_currentObject->detach();
+            $this->_currentObject = $this->_currentObjectID = null;
+        }
+
+        //    Flush the APC cache
+        $this->__destruct();
+
+        $this->_cellCache = array();
+
+        //    detach ourself from the worksheet, so that it can then delete this object successfully
+        $this->_parent = null;
+    }    //    function unsetWorksheetCells()
+
+
+    /**
+     * Initialise this new cell collection
+     *
+     * @param  PHPExcel_Worksheet  $parent     The worksheet for this cell collection
+     * @param  array of mixed      $arguments  Additional initialisation arguments
+     */
+    public function __construct(PHPExcel_Worksheet $parent, $arguments) {
+        $cacheTime = (isset($arguments['cacheTime'])) ? $arguments['cacheTime'] : 600;
+
+        if ($this->_cachePrefix === NULL) {
+            $baseUnique = $this->_getUniqueID();
+            $this->_cachePrefix = substr(md5($baseUnique),0,8).'.';
+            $this->_cacheTime = $cacheTime;
+
+            parent::__construct($parent);
+        }
+    }    //    function __construct()
+
+
+    /**
+     * Destroy this cell collection
+     */
+    public function __destruct() {
+        $cacheList = $this->getCellList();
+        foreach($cacheList as $cellID) {
+            apc_delete($this->_cachePrefix.$cellID.'.cache');
+        }
+    }    //    function __destruct()
+
+
+    /**
+     * Identify whether the caching method is currently available
+     * Some methods are dependent on the availability of certain extensions being enabled in the PHP build
+     *
+     * @return  boolean
+     */
+    public static function cacheMethodIsAvailable() {
+        if (!function_exists('apc_store')) {
+            return FALSE;
+        }
+        if (apc_sma_info() === FALSE) {
+            return FALSE;
+        }
+
+        return TRUE;
+    }
+
+}

PHPExcel/CachedObjectStorage/CacheBase.php

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+<?php
+/**
+ * PHPExcel
+ *
+ * Copyright (c) 2006 - 2014 PHPExcel
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ * @category   PHPExcel
+ * @package    PHPExcel_CachedObjectStorage
+ * @copyright  Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ * @license    http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt	LGPL
+ * @version    1.8.0, 2014-03-02
+ */
+
+
+/**
+ * PHPExcel_CachedObjectStorage_CacheBase
+ *
+ * @category   PHPExcel
+ * @package    PHPExcel_CachedObjectStorage
+ * @copyright  Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ */
+abstract class PHPExcel_CachedObjectStorage_CacheBase {
+
+	/**
+	 * Parent worksheet
+	 *
+	 * @var PHPExcel_Worksheet
+	 */
+	protected $_parent;
+
+	/**
+	 * The currently active Cell
+	 *
+	 * @var PHPExcel_Cell
+	 */
+	protected $_currentObject = null;
+
+	/**
+	 * Coordinate address of the currently active Cell
+	 *
+	 * @var string
+	 */
+	protected $_currentObjectID = null;
+
+
+	/**
+	 * Flag indicating whether the currently active Cell requires saving
+	 *
+	 * @var boolean
+	 */
+	protected $_currentCellIsDirty = true;
+
+	/**
+	 * An array of cells or cell pointers for the worksheet cells held in this cache,
+	 *		and indexed by their coordinate address within the worksheet
+	 *
+	 * @var array of mixed
+	 */
+	protected $_cellCache = array();
+
+
+	/**
+	 * Initialise this new cell collection
+	 *
+	 * @param	PHPExcel_Worksheet	$parent		The worksheet for this cell collection
+	 */
+	public function __construct(PHPExcel_Worksheet $parent) {
+		//	Set our parent worksheet.
+		//	This is maintained within the cache controller to facilitate re-attaching it to PHPExcel_Cell objects when
+		//		they are woken from a serialized state
+		$this->_parent = $parent;
+	}	//	function __construct()
+
+
+	/**
+	 * Return the parent worksheet for this cell collection
+	 *
+	 * @return	PHPExcel_Worksheet
+	 */
+	public function getParent()
+	{
+		return $this->_parent;
+	}
+
+	/**
+	 * Is a value set in the current PHPExcel_CachedObjectStorage_ICache for an indexed cell?
+	 *
+	 * @param	string		$pCoord		Coordinate address of the cell to check
+	 * @return	boolean
+	 */
+	public function isDataSet($pCoord) {
+		if ($pCoord === $this->_currentObjectID) {
+			return true;
+		}
+		//	Check if the requested entry exists in the cache
+		return isset($this->_cellCache[$pCoord]);
+	}	//	function isDataSet()
+
+
+	/**
+	 * Move a cell object from one address to another
+	 *
+	 * @param	string		$fromAddress	Current address of the cell to move
+	 * @param	string		$toAddress		Destination address of the cell to move
+	 * @return	boolean
+	 */
+	public function moveCell($fromAddress, $toAddress) {
+		if ($fromAddress === $this->_currentObjectID) {
+			$this->_currentObjectID = $toAddress;
+		}
+		$this->_currentCellIsDirty = true;
+		if (isset($this->_cellCache[$fromAddress])) {
+			$this->_cellCache[$toAddress] = &$this->_cellCache[$fromAddress];
+			unset($this->_cellCache[$fromAddress]);
+		}
+
+		return TRUE;
+	}	//	function moveCell()
+
+
+    /**
+     * Add or Update a cell in cache
+     *
+     * @param	PHPExcel_Cell	$cell		Cell to update
+	 * @return	void
+     * @throws	PHPExcel_Exception
+     */
+	public function updateCacheData(PHPExcel_Cell $cell) {
+		return $this->addCacheData($cell->getCoordinate(),$cell);
+	}	//	function updateCacheData()
+
+
+    /**
+     * Delete a cell in cache identified by coordinate address
+     *
+     * @param	string			$pCoord		Coordinate address of the cell to delete
+     * @throws	PHPExcel_Exception
+     */
+	public function deleteCacheData($pCoord) {
+		if ($pCoord === $this->_currentObjectID) {
+			$this->_currentObject->detach();
+			$this->_currentObjectID = $this->_currentObject = null;
+		}
+
+		if (is_object($this->_cellCache[$pCoord])) {
+			$this->_cellCache[$pCoord]->detach();
+			unset($this->_cellCache[$pCoord]);
+		}
+		$this->_currentCellIsDirty = false;
+	}	//	function deleteCacheData()
+
+
+	/**
+	 * Get a list of all cell addresses currently held in cache
+	 *
+	 * @return	array of string
+	 */
+	public function getCellList() {
+		return array_keys($this->_cellCache);
+	}	//	function getCellList()
+
+
+	/**
+	 * Sort the list of all cell addresses currently held in cache by row and column
+	 *
+	 * @return	void
+	 */
+	public function getSortedCellList() {
+		$sortKeys = array();
+		foreach ($this->getCellList() as $coord) {
+			sscanf($coord,'%[A-Z]%d', $column, $row);
+			$sortKeys[sprintf('%09d%3s',$row,$column)] = $coord;
+		}
+		ksort($sortKeys);
+
+		return array_values($sortKeys);
+	}	//	function sortCellList()
+
+
+
+	/**
+	 * Get highest worksheet column and highest row that have cell records
+	 *
+	 * @return array Highest column name and highest row number
+	 */
+	public function getHighestRowAndColumn()
+	{
+		// Lookup highest column and highest row
+		$col = array('A' => '1A');
+		$row = array(1);
+		foreach ($this->getCellList() as $coord) {
+			sscanf($coord,'%[A-Z]%d', $c, $r);
+			$row[$r] = $r;
+			$col[$c] = strlen($c).$c;
+		}
+		if (!empty($row)) {
+			// Determine highest column and row
+			$highestRow = max($row);
+			$highestColumn = substr(max($col),1);
+		}
+
+		return array( 'row'	   => $highestRow,
+					  'column' => $highestColumn
+					);
+	}
+
+
+	/**
+	 * Return the cell address of the currently active cell object
+	 *
+	 * @return	string
+	 */
+	public function getCurrentAddress()
+	{
+		return $this->_currentObjectID;
+	}
+
+	/**
+	 * Return the column address of the currently active cell object
+	 *
+	 * @return	string
+	 */
+	public function getCurrentColumn()
+	{
+		sscanf($this->_currentObjectID, '%[A-Z]%d', $column, $row);
+		return $column;
+	}
+
+	/**
+	 * Return the row address of the currently active cell object
+	 *
+	 * @return	string
+	 */
+	public function getCurrentRow()
+	{
+		sscanf($this->_currentObjectID, '%[A-Z]%d', $column, $row);
+		return $row;
+	}
+
+	/**
+	 * Get highest worksheet column
+	 *
+     * @param   string     $row        Return the highest column for the specified row,
+     *                                     or the highest column of any row if no row number is passed
+	 * @return  string     Highest column name
+	 */
+	public function getHighestColumn($row = null)
+	{
+        if ($row == null) {
+    		$colRow = $this->getHighestRowAndColumn();
+	    	return $colRow['column'];
+        }
+
+        $columnList = array(1);
+        foreach ($this->getCellList() as $coord) {
+            sscanf($coord,'%[A-Z]%d', $c, $r);
+            if ($r != $row) {
+                continue;
+            }
+            $columnList[] = PHPExcel_Cell::columnIndexFromString($c);
+        }
+        return PHPExcel_Cell::stringFromColumnIndex(max($columnList) - 1);
+    }
+
+	/**
+	 * Get highest worksheet row
+	 *
+     * @param   string     $column     Return the highest row for the specified column,
+     *                                     or the highest row of any column if no column letter is passed
+	 * @return  int        Highest row number
+	 */
+	public function getHighestRow($column = null)
+	{
+        if ($column == null) {
+	    	$colRow = $this->getHighestRowAndColumn();
+    		return $colRow['row'];
+        }
+
+        $rowList = array(0);
+        foreach ($this->getCellList() as $coord) {
+            sscanf($coord,'%[A-Z]%d', $c, $r);
+            if ($c != $column) {
+                continue;
+            }
+            $rowList[] = $r;
+        }
+
+        return max($rowList);
+	}
+
+
+	/**
+	 * Generate a unique ID for cache referencing
+	 *
+	 * @return string Unique Reference
+	 */
+	protected function _getUniqueID() {
+		if (function_exists('posix_getpid')) {
+			$baseUnique = posix_getpid();
+		} else {
+			$baseUnique = mt_rand();
+		}
+		return uniqid($baseUnique,true);
+	}
+
+	/**
+	 * Clone the cell collection
+	 *
+	 * @param	PHPExcel_Worksheet	$parent		The new worksheet
+	 * @return	void
+	 */
+	public function copyCellCollection(PHPExcel_Worksheet $parent) {
+		$this->_currentCellIsDirty;
+        $this->_storeData();
+
+		$this->_parent = $parent;
+		if (($this->_currentObject !== NULL) && (is_object($this->_currentObject))) {
+			$this->_currentObject->attach($this);
+		}
+	}	//	function copyCellCollection()
+
+
+	/**
+	 * Identify whether the caching method is currently available
+	 * Some methods are dependent on the availability of certain extensions being enabled in the PHP build
+	 *
+	 * @return	boolean
+	 */
+	public static function cacheMethodIsAvailable() {
+		return true;
+	}
+
+}

PHPExcel/CachedObjectStorage/DiscISAM.php

@@ -0,0 +1,219 @@
+<?php
+/**
+ * PHPExcel
+ *
+ * Copyright (c) 2006 - 2014 PHPExcel
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ * @category   PHPExcel
+ * @package    PHPExcel_CachedObjectStorage
+ * @copyright  Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ * @license    http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt	LGPL
+ * @version    1.8.0, 2014-03-02
+ */
+
+
+/**
+ * PHPExcel_CachedObjectStorage_DiscISAM
+ *
+ * @category   PHPExcel
+ * @package    PHPExcel_CachedObjectStorage
+ * @copyright  Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ */
+class PHPExcel_CachedObjectStorage_DiscISAM extends PHPExcel_CachedObjectStorage_CacheBase implements PHPExcel_CachedObjectStorage_ICache {
+
+	/**
+	 * Name of the file for this cache
+	 *
+	 * @var string
+	 */
+	private $_fileName = NULL;
+
+	/**
+	 * File handle for this cache file
+	 *
+	 * @var resource
+	 */
+	private $_fileHandle = NULL;
+
+	/**
+	 * Directory/Folder where the cache file is located
+	 *
+	 * @var string
+	 */
+	private $_cacheDirectory = NULL;
+
+
+    /**
+     * Store cell data in cache for the current cell object if it's "dirty",
+     *     and the 'nullify' the current cell object
+     *
+	 * @return	void
+     * @throws	PHPExcel_Exception
+     */
+	protected function _storeData() {
+		if ($this->_currentCellIsDirty && !empty($this->_currentObjectID)) {
+			$this->_currentObject->detach();
+
+			fseek($this->_fileHandle,0,SEEK_END);
+			$offset = ftell($this->_fileHandle);
+			fwrite($this->_fileHandle, serialize($this->_currentObject));
+			$this->_cellCache[$this->_currentObjectID]	= array('ptr' => $offset,
+																'sz'  => ftell($this->_fileHandle) - $offset
+															   );
+			$this->_currentCellIsDirty = false;
+		}
+		$this->_currentObjectID = $this->_currentObject = null;
+	}	//	function _storeData()
+
+
+    /**
+     * Add or Update a cell in cache identified by coordinate address
+     *
+     * @param	string			$pCoord		Coordinate address of the cell to update
+     * @param	PHPExcel_Cell	$cell		Cell to update
+	 * @return	void
+     * @throws	PHPExcel_Exception
+     */
+	public function addCacheData($pCoord, PHPExcel_Cell $cell) {
+		if (($pCoord !== $this->_currentObjectID) && ($this->_currentObjectID !== null)) {
+			$this->_storeData();
+		}
+
+		$this->_currentObjectID = $pCoord;
+		$this->_currentObject = $cell;
+		$this->_currentCellIsDirty = true;
+
+		return $cell;
+	}	//	function addCacheData()
+
+
+    /**
+     * Get cell at a specific coordinate
+     *
+     * @param 	string 			$pCoord		Coordinate of the cell
+     * @throws 	PHPExcel_Exception
+     * @return 	PHPExcel_Cell 	Cell that was found, or null if not found
+     */
+	public function getCacheData($pCoord) {
+		if ($pCoord === $this->_currentObjectID) {
+			return $this->_currentObject;
+		}
+		$this->_storeData();
+
+		//	Check if the entry that has been requested actually exists
+		if (!isset($this->_cellCache[$pCoord])) {
+			//	Return null if requested entry doesn't exist in cache
+			return null;
+		}
+
+		//	Set current entry to the requested entry
+		$this->_currentObjectID = $pCoord;
+		fseek($this->_fileHandle,$this->_cellCache[$pCoord]['ptr']);
+		$this->_currentObject = unserialize(fread($this->_fileHandle,$this->_cellCache[$pCoord]['sz']));
+        //    Re-attach this as the cell's parent
+        $this->_currentObject->attach($this);
+
+		//	Return requested entry
+		return $this->_currentObject;
+	}	//	function getCacheData()
+
+
+	/**
+	 * Get a list of all cell addresses currently held in cache
+	 *
+	 * @return  array of string
+	 */
+	public function getCellList() {
+		if ($this->_currentObjectID !== null) {
+			$this->_storeData();
+		}
+
+		return parent::getCellList();
+	}
+
+
+	/**
+	 * Clone the cell collection
+	 *
+	 * @param	PHPExcel_Worksheet	$parent		The new worksheet
+	 * @return	void
+	 */
+	public function copyCellCollection(PHPExcel_Worksheet $parent) {
+		parent::copyCellCollection($parent);
+		//	Get a new id for the new file name
+		$baseUnique = $this->_getUniqueID();
+		$newFileName = $this->_cacheDirectory.'/PHPExcel.'.$baseUnique.'.cache';
+		//	Copy the existing cell cache file
+		copy ($this->_fileName,$newFileName);
+		$this->_fileName = $newFileName;
+		//	Open the copied cell cache file
+		$this->_fileHandle = fopen($this->_fileName,'a+');
+	}	//	function copyCellCollection()
+
+
+	/**
+	 * Clear the cell collection and disconnect from our parent
+	 *
+	 * @return	void
+	 */
+	public function unsetWorksheetCells() {
+		if(!is_null($this->_currentObject)) {
+			$this->_currentObject->detach();
+			$this->_currentObject = $this->_currentObjectID = null;
+		}
+		$this->_cellCache = array();
+
+		//	detach ourself from the worksheet, so that it can then delete this object successfully
+		$this->_parent = null;
+
+		//	Close down the temporary cache file
+		$this->__destruct();
+	}	//	function unsetWorksheetCells()
+
+
+	/**
+	 * Initialise this new cell collection
+	 *
+	 * @param	PHPExcel_Worksheet	$parent		The worksheet for this cell collection
+	 * @param	array of mixed		$arguments	Additional initialisation arguments
+	 */
+	public function __construct(PHPExcel_Worksheet $parent, $arguments) {
+		$this->_cacheDirectory	= ((isset($arguments['dir'])) && ($arguments['dir'] !== NULL))
+									? $arguments['dir']
+									: PHPExcel_Shared_File::sys_get_temp_dir();
+
+		parent::__construct($parent);
+		if (is_null($this->_fileHandle)) {
+			$baseUnique = $this->_getUniqueID();
+			$this->_fileName = $this->_cacheDirectory.'/PHPExcel.'.$baseUnique.'.cache';
+			$this->_fileHandle = fopen($this->_fileName,'a+');
+		}
+	}	//	function __construct()
+
+
+	/**
+	 * Destroy this cell collection
+	 */
+	public function __destruct() {
+		if (!is_null($this->_fileHandle)) {
+			fclose($this->_fileHandle);
+			unlink($this->_fileName);
+		}
+		$this->_fileHandle = null;
+	}	//	function __destruct()
+
+}

PHPExcel/CachedObjectStorage/ICache.php

@@ -0,0 +1,112 @@
+<?php
+/**
+ * PHPExcel
+ *
+ * Copyright (c) 2006 - 2014 PHPExcel
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ * @category   PHPExcel
+ * @package    PHPExcel_CachedObjectStorage
+ * @copyright  Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ * @license    http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt	LGPL
+ * @version    1.8.0, 2014-03-02
+ */
+
+
+/**
+ * PHPExcel_CachedObjectStorage_ICache
+ *
+ * @category   PHPExcel
+ * @package    PHPExcel_CachedObjectStorage
+ * @copyright  Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ */
+interface PHPExcel_CachedObjectStorage_ICache
+{
+    /**
+     * Add or Update a cell in cache identified by coordinate address
+     *
+     * @param	string			$pCoord		Coordinate address of the cell to update
+     * @param	PHPExcel_Cell	$cell		Cell to update
+	 * @return	void
+     * @throws	PHPExcel_Exception
+     */
+	public function addCacheData($pCoord, PHPExcel_Cell $cell);
+
+    /**
+     * Add or Update a cell in cache
+     *
+     * @param	PHPExcel_Cell	$cell		Cell to update
+	 * @return	void
+     * @throws	PHPExcel_Exception
+     */
+	public function updateCacheData(PHPExcel_Cell $cell);
+
+    /**
+     * Fetch a cell from cache identified by coordinate address
+     *
+     * @param	string			$pCoord		Coordinate address of the cell to retrieve
+     * @return PHPExcel_Cell 	Cell that was found, or null if not found
+     * @throws	PHPExcel_Exception
+     */
+	public function getCacheData($pCoord);
+
+    /**
+     * Delete a cell in cache identified by coordinate address
+     *
+     * @param	string			$pCoord		Coordinate address of the cell to delete
+     * @throws	PHPExcel_Exception
+     */
+	public function deleteCacheData($pCoord);
+
+	/**
+	 * Is a value set in the current PHPExcel_CachedObjectStorage_ICache for an indexed cell?
+	 *
+	 * @param	string		$pCoord		Coordinate address of the cell to check
+	 * @return	boolean
+	 */
+	public function isDataSet($pCoord);
+
+	/**
+	 * Get a list of all cell addresses currently held in cache
+	 *
+	 * @return	array of string
+	 */
+	public function getCellList();
+
+	/**
+	 * Get the list of all cell addresses currently held in cache sorted by column and row
+	 *
+	 * @return	void
+	 */
+	public function getSortedCellList();
+
+	/**
+	 * Clone the cell collection
+	 *
+	 * @param	PHPExcel_Worksheet	$parent		The new worksheet
+	 * @return	void
+	 */
+	public function copyCellCollection(PHPExcel_Worksheet $parent);
+
+	/**
+	 * Identify whether the caching method is currently available
+	 * Some methods are dependent on the availability of certain extensions being enabled in the PHP build
+	 *
+	 * @return	boolean
+	 */
+	public static function cacheMethodIsAvailable();
+
+}

PHPExcel/CachedObjectStorage/Igbinary.php

@@ -0,0 +1,152 @@
+<?php
+/**
+ * PHPExcel
+ *
+ * Copyright (c) 2006 - 2014 PHPExcel
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ * @category   PHPExcel
+ * @package    PHPExcel_CachedObjectStorage
+ * @copyright  Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ * @license    http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt	LGPL
+ * @version    1.8.0, 2014-03-02
+ */
+
+
+/**
+ * PHPExcel_CachedObjectStorage_Igbinary
+ *
+ * @category   PHPExcel
+ * @package    PHPExcel_CachedObjectStorage
+ * @copyright  Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ */
+class PHPExcel_CachedObjectStorage_Igbinary extends PHPExcel_CachedObjectStorage_CacheBase implements PHPExcel_CachedObjectStorage_ICache {
+
+    /**
+     * Store cell data in cache for the current cell object if it's "dirty",
+     *     and the 'nullify' the current cell object
+     *
+	 * @return	void
+     * @throws	PHPExcel_Exception
+     */
+	protected function _storeData() {
+		if ($this->_currentCellIsDirty && !empty($this->_currentObjectID)) {
+			$this->_currentObject->detach();
+
+			$this->_cellCache[$this->_currentObjectID] = igbinary_serialize($this->_currentObject);
+			$this->_currentCellIsDirty = false;
+		}
+		$this->_currentObjectID = $this->_currentObject = null;
+	}	//	function _storeData()
+
+
+    /**
+     * Add or Update a cell in cache identified by coordinate address
+     *
+     * @param	string			$pCoord		Coordinate address of the cell to update
+     * @param	PHPExcel_Cell	$cell		Cell to update
+	 * @return	void
+     * @throws	PHPExcel_Exception
+     */
+	public function addCacheData($pCoord, PHPExcel_Cell $cell) {
+		if (($pCoord !== $this->_currentObjectID) && ($this->_currentObjectID !== null)) {
+			$this->_storeData();
+		}
+
+		$this->_currentObjectID = $pCoord;
+		$this->_currentObject = $cell;
+		$this->_currentCellIsDirty = true;
+
+		return $cell;
+	}	//	function addCacheData()
+
+
+    /**
+     * Get cell at a specific coordinate
+     *
+     * @param 	string 			$pCoord		Coordinate of the cell
+     * @throws 	PHPExcel_Exception
+     * @return 	PHPExcel_Cell 	Cell that was found, or null if not found
+     */
+	public function getCacheData($pCoord) {
+		if ($pCoord === $this->_currentObjectID) {
+			return $this->_currentObject;
+		}
+		$this->_storeData();
+
+		//	Check if the entry that has been requested actually exists
+		if (!isset($this->_cellCache[$pCoord])) {
+			//	Return null if requested entry doesn't exist in cache
+			return null;
+		}
+
+		//	Set current entry to the requested entry
+		$this->_currentObjectID = $pCoord;
+		$this->_currentObject = igbinary_unserialize($this->_cellCache[$pCoord]);
+        //    Re-attach this as the cell's parent
+        $this->_currentObject->attach($this);
+
+		//	Return requested entry
+		return $this->_currentObject;
+	}	//	function getCacheData()
+
+
+	/**
+	 * Get a list of all cell addresses currently held in cache
+	 *
+	 * @return  array of string
+	 */
+	public function getCellList() {
+		if ($this->_currentObjectID !== null) {
+			$this->_storeData();
+		}
+
+		return parent::getCellList();
+	}
+
+
+	/**
+	 * Clear the cell collection and disconnect from our parent
+	 *
+	 * @return	void
+	 */
+	public function unsetWorksheetCells() {
+		if(!is_null($this->_currentObject)) {
+			$this->_currentObject->detach();
+			$this->_currentObject = $this->_currentObjectID = null;
+		}
+		$this->_cellCache = array();
+
+		//	detach ourself from the worksheet, so that it can then delete this object successfully
+		$this->_parent = null;
+	}	//	function unsetWorksheetCells()
+
+
+	/**
+	 * Identify whether the caching method is currently available
+	 * Some methods are dependent on the availability of certain extensions being enabled in the PHP build
+	 *
+	 * @return	boolean
+	 */
+	public static function cacheMethodIsAvailable() {
+		if (!function_exists('igbinary_serialize')) {
+			return false;
+		}
+
+		return true;
+	}
+
+}

PHPExcel/CachedObjectStorage/Memcache.php

@@ -0,0 +1,312 @@
+<?php
+/**
+ * PHPExcel
+ *
+ * Copyright (c) 2006 - 2014 PHPExcel
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ * @category   PHPExcel
+ * @package    PHPExcel_CachedObjectStorage
+ * @copyright  Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ * @license    http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt	LGPL
+ * @version    1.8.0, 2014-03-02
+ */
+
+
+/**
+ * PHPExcel_CachedObjectStorage_Memcache
+ *
+ * @category   PHPExcel
+ * @package    PHPExcel_CachedObjectStorage
+ * @copyright  Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ */
+class PHPExcel_CachedObjectStorage_Memcache extends PHPExcel_CachedObjectStorage_CacheBase implements PHPExcel_CachedObjectStorage_ICache {
+
+	/**
+	 * Prefix used to uniquely identify cache data for this worksheet
+	 *
+	 * @var string
+	 */
+	private $_cachePrefix = null;
+
+	/**
+	 * Cache timeout
+	 *
+	 * @var integer
+	 */
+	private $_cacheTime = 600;
+
+	/**
+	 * Memcache interface
+	 *
+	 * @var resource
+	 */
+	private $_memcache = null;
+
+
+    /**
+     * Store cell data in cache for the current cell object if it's "dirty",
+     *     and the 'nullify' the current cell object
+     *
+	 * @return	void
+     * @throws	PHPExcel_Exception
+     */
+	protected function _storeData() {
+		if ($this->_currentCellIsDirty && !empty($this->_currentObjectID)) {
+			$this->_currentObject->detach();
+
+			$obj = serialize($this->_currentObject);
+			if (!$this->_memcache->replace($this->_cachePrefix.$this->_currentObjectID.'.cache',$obj,NULL,$this->_cacheTime)) {
+				if (!$this->_memcache->add($this->_cachePrefix.$this->_currentObjectID.'.cache',$obj,NULL,$this->_cacheTime)) {
+					$this->__destruct();
+					throw new PHPExcel_Exception('Failed to store cell '.$this->_currentObjectID.' in MemCache');
+				}
+			}
+			$this->_currentCellIsDirty = false;
+		}
+		$this->_currentObjectID = $this->_currentObject = null;
+	}	//	function _storeData()
+
+
+    /**
+     * Add or Update a cell in cache identified by coordinate address
+     *
+     * @param	string			$pCoord		Coordinate address of the cell to update
+     * @param	PHPExcel_Cell	$cell		Cell to update
+	 * @return	void
+     * @throws	PHPExcel_Exception
+     */
+	public function addCacheData($pCoord, PHPExcel_Cell $cell) {
+		if (($pCoord !== $this->_currentObjectID) && ($this->_currentObjectID !== null)) {
+			$this->_storeData();
+		}
+		$this->_cellCache[$pCoord] = true;
+
+		$this->_currentObjectID = $pCoord;
+		$this->_currentObject = $cell;
+		$this->_currentCellIsDirty = true;
+
+		return $cell;
+	}	//	function addCacheData()
+
+
+	/**
+	 * Is a value set in the current PHPExcel_CachedObjectStorage_ICache for an indexed cell?
+	 *
+	 * @param	string		$pCoord		Coordinate address of the cell to check
+	 * @return	void
+	 * @return	boolean
+	 */
+	public function isDataSet($pCoord) {
+		//	Check if the requested entry is the current object, or exists in the cache
+		if (parent::isDataSet($pCoord)) {
+			if ($this->_currentObjectID == $pCoord) {
+				return true;
+			}
+			//	Check if the requested entry still exists in Memcache
+			$success = $this->_memcache->get($this->_cachePrefix.$pCoord.'.cache');
+			if ($success === false) {
+				//	Entry no longer exists in Memcache, so clear it from the cache array
+				parent::deleteCacheData($pCoord);
+				throw new PHPExcel_Exception('Cell entry '.$pCoord.' no longer exists in MemCache');
+			}
+			return true;
+		}
+		return false;
+	}	//	function isDataSet()
+
+
+	/**
+     * Get cell at a specific coordinate
+     *
+     * @param 	string 			$pCoord		Coordinate of the cell
+     * @throws 	PHPExcel_Exception
+     * @return 	PHPExcel_Cell 	Cell that was found, or null if not found
+     */
+	public function getCacheData($pCoord) {
+		if ($pCoord === $this->_currentObjectID) {
+			return $this->_currentObject;
+		}
+		$this->_storeData();
+
+		//	Check if the entry that has been requested actually exists
+		if (parent::isDataSet($pCoord)) {
+			$obj = $this->_memcache->get($this->_cachePrefix.$pCoord.'.cache');
+			if ($obj === false) {
+				//	Entry no longer exists in Memcache, so clear it from the cache array
+				parent::deleteCacheData($pCoord);
+				throw new PHPExcel_Exception('Cell entry '.$pCoord.' no longer exists in MemCache');
+			}
+		} else {
+			//	Return null if requested entry doesn't exist in cache
+			return null;
+		}
+
+		//	Set current entry to the requested entry
+		$this->_currentObjectID = $pCoord;
+		$this->_currentObject = unserialize($obj);
+        //    Re-attach this as the cell's parent
+        $this->_currentObject->attach($this);
+
+		//	Return requested entry
+		return $this->_currentObject;
+	}	//	function getCacheData()
+
+
+	/**
+	 * Get a list of all cell addresses currently held in cache
+	 *
+	 * @return  array of string
+	 */
+	public function getCellList() {
+		if ($this->_currentObjectID !== null) {
+			$this->_storeData();
+		}
+
+		return parent::getCellList();
+	}
+
+
+    /**
+     * Delete a cell in cache identified by coordinate address
+     *
+     * @param	string			$pCoord		Coordinate address of the cell to delete
+     * @throws	PHPExcel_Exception
+     */
+	public function deleteCacheData($pCoord) {
+		//	Delete the entry from Memcache
+		$this->_memcache->delete($this->_cachePrefix.$pCoord.'.cache');
+
+		//	Delete the entry from our cell address array
+		parent::deleteCacheData($pCoord);
+	}	//	function deleteCacheData()
+
+
+	/**
+	 * Clone the cell collection
+	 *
+	 * @param	PHPExcel_Worksheet	$parent		The new worksheet
+	 * @return	void
+	 */
+	public function copyCellCollection(PHPExcel_Worksheet $parent) {
+		parent::copyCellCollection($parent);
+		//	Get a new id for the new file name
+		$baseUnique = $this->_getUniqueID();
+		$newCachePrefix = substr(md5($baseUnique),0,8).'.';
+		$cacheList = $this->getCellList();
+		foreach($cacheList as $cellID) {
+			if ($cellID != $this->_currentObjectID) {
+				$obj = $this->_memcache->get($this->_cachePrefix.$cellID.'.cache');
+				if ($obj === false) {
+					//	Entry no longer exists in Memcache, so clear it from the cache array
+					parent::deleteCacheData($cellID);
+					throw new PHPExcel_Exception('Cell entry '.$cellID.' no longer exists in MemCache');
+				}
+				if (!$this->_memcache->add($newCachePrefix.$cellID.'.cache',$obj,NULL,$this->_cacheTime)) {
+					$this->__destruct();
+					throw new PHPExcel_Exception('Failed to store cell '.$cellID.' in MemCache');
+				}
+			}
+		}
+		$this->_cachePrefix = $newCachePrefix;
+	}	//	function copyCellCollection()
+
+
+	/**
+	 * Clear the cell collection and disconnect from our parent
+	 *
+	 * @return	void
+	 */
+	public function unsetWorksheetCells() {
+		if(!is_null($this->_currentObject)) {
+			$this->_currentObject->detach();
+			$this->_currentObject = $this->_currentObjectID = null;
+		}
+
+		//	Flush the Memcache cache
+		$this->__destruct();
+
+		$this->_cellCache = array();
+
+		//	detach ourself from the worksheet, so that it can then delete this object successfully
+		$this->_parent = null;
+	}	//	function unsetWorksheetCells()
+
+
+	/**
+	 * Initialise this new cell collection
+	 *
+	 * @param	PHPExcel_Worksheet	$parent		The worksheet for this cell collection
+	 * @param	array of mixed		$arguments	Additional initialisation arguments
+	 */
+	public function __construct(PHPExcel_Worksheet $parent, $arguments) {
+		$memcacheServer	= (isset($arguments['memcacheServer']))	? $arguments['memcacheServer']	: 'localhost';
+		$memcachePort	= (isset($arguments['memcachePort']))	? $arguments['memcachePort']	: 11211;
+		$cacheTime		= (isset($arguments['cacheTime']))		? $arguments['cacheTime']		: 600;
+
+		if (is_null($this->_cachePrefix)) {
+			$baseUnique = $this->_getUniqueID();
+			$this->_cachePrefix = substr(md5($baseUnique),0,8).'.';
+
+			//	Set a new Memcache object and connect to the Memcache server
+			$this->_memcache = new Memcache();
+			if (!$this->_memcache->addServer($memcacheServer, $memcachePort, false, 50, 5, 5, true, array($this, 'failureCallback'))) {
+				throw new PHPExcel_Exception('Could not connect to MemCache server at '.$memcacheServer.':'.$memcachePort);
+			}
+			$this->_cacheTime = $cacheTime;
+
+			parent::__construct($parent);
+		}
+	}	//	function __construct()
+
+
+	/**
+	 * Memcache error handler
+	 *
+	 * @param	string	$host		Memcache server
+	 * @param	integer	$port		Memcache port
+     * @throws	PHPExcel_Exception
+	 */
+	public function failureCallback($host, $port) {
+		throw new PHPExcel_Exception('memcache '.$host.':'.$port.' failed');
+	}
+
+
+	/**
+	 * Destroy this cell collection
+	 */
+	public function __destruct() {
+		$cacheList = $this->getCellList();
+		foreach($cacheList as $cellID) {
+			$this->_memcache->delete($this->_cachePrefix.$cellID.'.cache');
+		}
+	}	//	function __destruct()
+
+	/**
+	 * Identify whether the caching method is currently available
+	 * Some methods are dependent on the availability of certain extensions being enabled in the PHP build
+	 *
+	 * @return	boolean
+	 */
+	public static function cacheMethodIsAvailable() {
+		if (!function_exists('memcache_add')) {
+			return false;
+		}
+
+		return true;
+	}
+
+}

PHPExcel/CachedObjectStorage/Memory.php

@@ -0,0 +1,125 @@
+<?php
+/**
+ * PHPExcel
+ *
+ * Copyright (c) 2006 - 2014 PHPExcel
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ * @category   PHPExcel
+ * @package    PHPExcel_CachedObjectStorage
+ * @copyright  Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ * @license    http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt	LGPL
+ * @version    1.8.0, 2014-03-02
+ */
+
+
+/**
+ * PHPExcel_CachedObjectStorage_Memory
+ *
+ * @category   PHPExcel
+ * @package    PHPExcel_CachedObjectStorage
+ * @copyright  Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ */
+class PHPExcel_CachedObjectStorage_Memory extends PHPExcel_CachedObjectStorage_CacheBase implements PHPExcel_CachedObjectStorage_ICache {
+
+    /**
+     * Dummy method callable from CacheBase, but unused by Memory cache
+     *
+	 * @return	void
+     */
+	protected function _storeData() {
+	}	//	function _storeData()
+
+    /**
+     * Add or Update a cell in cache identified by coordinate address
+     *
+     * @param	string			$pCoord		Coordinate address of the cell to update
+     * @param	PHPExcel_Cell	$cell		Cell to update
+	 * @return	PHPExcel_Cell
+     * @throws	PHPExcel_Exception
+     */
+	public function addCacheData($pCoord, PHPExcel_Cell $cell) {
+		$this->_cellCache[$pCoord] = $cell;
+
+		//	Set current entry to the new/updated entry
+		$this->_currentObjectID = $pCoord;
+
+		return $cell;
+	}	//	function addCacheData()
+
+
+    /**
+     * Get cell at a specific coordinate
+     *
+     * @param 	string 			$pCoord		Coordinate of the cell
+     * @throws 	PHPExcel_Exception
+     * @return 	PHPExcel_Cell 	Cell that was found, or null if not found
+     */
+	public function getCacheData($pCoord) {
+		//	Check if the entry that has been requested actually exists
+		if (!isset($this->_cellCache[$pCoord])) {
+			$this->_currentObjectID = NULL;
+			//	Return null if requested entry doesn't exist in cache
+			return null;
+		}
+
+		//	Set current entry to the requested entry
+		$this->_currentObjectID = $pCoord;
+
+		//	Return requested entry
+		return $this->_cellCache[$pCoord];
+	}	//	function getCacheData()
+
+
+	/**
+	 * Clone the cell collection
+	 *
+	 * @param	PHPExcel_Worksheet	$parent		The new worksheet
+	 * @return	void
+	 */
+	public function copyCellCollection(PHPExcel_Worksheet $parent) {
+		parent::copyCellCollection($parent);
+
+		$newCollection = array();
+		foreach($this->_cellCache as $k => &$cell) {
+			$newCollection[$k] = clone $cell;
+			$newCollection[$k]->attach($this);
+		}
+
+		$this->_cellCache = $newCollection;
+	}
+
+
+	/**
+	 * Clear the cell collection and disconnect from our parent
+	 *
+	 * @return	void
+	 */
+	public function unsetWorksheetCells() {
+		//	Because cells are all stored as intact objects in memory, we need to detach each one from the parent
+		foreach($this->_cellCache as $k => &$cell) {
+			$cell->detach();
+			$this->_cellCache[$k] = null;
+		}
+		unset($cell);
+
+		$this->_cellCache = array();
+
+		//	detach ourself from the worksheet, so that it can then delete this object successfully
+		$this->_parent = null;
+	}	//	function unsetWorksheetCells()
+
+}

PHPExcel/CachedObjectStorage/MemoryGZip.php

@@ -0,0 +1,137 @@
+<?php
+/**
+ * PHPExcel
+ *
+ * Copyright (c) 2006 - 2014 PHPExcel
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ * @category   PHPExcel
+ * @package    PHPExcel_CachedObjectStorage
+ * @copyright  Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ * @license    http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt	LGPL
+ * @version    1.8.0, 2014-03-02
+ */
+
+
+/**
+ * PHPExcel_CachedObjectStorage_MemoryGZip
+ *
+ * @category   PHPExcel
+ * @package    PHPExcel_CachedObjectStorage
+ * @copyright  Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ */
+class PHPExcel_CachedObjectStorage_MemoryGZip extends PHPExcel_CachedObjectStorage_CacheBase implements PHPExcel_CachedObjectStorage_ICache {
+
+    /**
+     * Store cell data in cache for the current cell object if it's "dirty",
+     *     and the 'nullify' the current cell object
+     *
+	 * @return	void
+     * @throws	PHPExcel_Exception
+     */
+	protected function _storeData() {
+		if ($this->_currentCellIsDirty && !empty($this->_currentObjectID)) {
+			$this->_currentObject->detach();
+
+			$this->_cellCache[$this->_currentObjectID] = gzdeflate(serialize($this->_currentObject));
+			$this->_currentCellIsDirty = false;
+		}
+		$this->_currentObjectID = $this->_currentObject = null;
+	}	//	function _storeData()
+
+
+    /**
+     * Add or Update a cell in cache identified by coordinate address
+     *
+     * @param	string			$pCoord		Coordinate address of the cell to update
+     * @param	PHPExcel_Cell	$cell		Cell to update
+	 * @return	void
+     * @throws	PHPExcel_Exception
+     */
+	public function addCacheData($pCoord, PHPExcel_Cell $cell) {
+		if (($pCoord !== $this->_currentObjectID) && ($this->_currentObjectID !== null)) {
+			$this->_storeData();
+		}
+
+		$this->_currentObjectID = $pCoord;
+		$this->_currentObject = $cell;
+		$this->_currentCellIsDirty = true;
+
+		return $cell;
+	}	//	function addCacheData()
+
+
+    /**
+     * Get cell at a specific coordinate
+     *
+     * @param 	string 			$pCoord		Coordinate of the cell
+     * @throws 	PHPExcel_Exception
+     * @return 	PHPExcel_Cell 	Cell that was found, or null if not found
+     */
+	public function getCacheData($pCoord) {
+		if ($pCoord === $this->_currentObjectID) {
+			return $this->_currentObject;
+		}
+		$this->_storeData();
+
+		//	Check if the entry that has been requested actually exists
+		if (!isset($this->_cellCache[$pCoord])) {
+			//	Return null if requested entry doesn't exist in cache
+			return null;
+		}
+
+		//	Set current entry to the requested entry
+		$this->_currentObjectID = $pCoord;
+		$this->_currentObject = unserialize(gzinflate($this->_cellCache[$pCoord]));
+        //    Re-attach this as the cell's parent
+        $this->_currentObject->attach($this);
+
+		//	Return requested entry
+		return $this->_currentObject;
+	}	//	function getCacheData()
+
+
+	/**
+	 * Get a list of all cell addresses currently held in cache
+	 *
+	 * @return  array of string
+	 */
+	public function getCellList() {
+		if ($this->_currentObjectID !== null) {
+			$this->_storeData();
+		}
+
+		return parent::getCellList();
+	}
+
+
+	/**
+	 * Clear the cell collection and disconnect from our parent
+	 *
+	 * @return	void
+	 */
+	public function unsetWorksheetCells() {
+		if(!is_null($this->_currentObject)) {
+			$this->_currentObject->detach();
+			$this->_currentObject = $this->_currentObjectID = null;
+		}
+		$this->_cellCache = array();
+
+		//	detach ourself from the worksheet, so that it can then delete this object successfully
+		$this->_parent = null;
+	}	//	function unsetWorksheetCells()
+
+}

PHPExcel/CachedObjectStorage/MemorySerialized.php

@@ -0,0 +1,137 @@
+<?php
+/**
+ * PHPExcel
+ *
+ * Copyright (c) 2006 - 2014 PHPExcel
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ * @category   PHPExcel
+ * @package    PHPExcel_CachedObjectStorage
+ * @copyright  Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ * @license    http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt	LGPL
+ * @version    1.8.0, 2014-03-02
+ */
+
+
+/**
+ * PHPExcel_CachedObjectStorage_MemorySerialized
+ *
+ * @category   PHPExcel
+ * @package    PHPExcel_CachedObjectStorage
+ * @copyright  Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ */
+class PHPExcel_CachedObjectStorage_MemorySerialized extends PHPExcel_CachedObjectStorage_CacheBase implements PHPExcel_CachedObjectStorage_ICache {
+
+    /**
+     * Store cell data in cache for the current cell object if it's "dirty",
+     *     and the 'nullify' the current cell object
+     *
+	 * @return	void
+     * @throws	PHPExcel_Exception
+     */
+	protected function _storeData() {
+		if ($this->_currentCellIsDirty && !empty($this->_currentObjectID)) {
+			$this->_currentObject->detach();
+
+			$this->_cellCache[$this->_currentObjectID] = serialize($this->_currentObject);
+			$this->_currentCellIsDirty = false;
+		}
+		$this->_currentObjectID = $this->_currentObject = null;
+	}	//	function _storeData()
+
+
+    /**
+     * Add or Update a cell in cache identified by coordinate address
+     *
+     * @param	string			$pCoord		Coordinate address of the cell to update
+     * @param	PHPExcel_Cell	$cell		Cell to update
+	 * @return	void
+     * @throws	PHPExcel_Exception
+     */
+	public function addCacheData($pCoord, PHPExcel_Cell $cell) {
+		if (($pCoord !== $this->_currentObjectID) && ($this->_currentObjectID !== null)) {
+			$this->_storeData();
+		}
+
+		$this->_currentObjectID = $pCoord;
+		$this->_currentObject = $cell;
+		$this->_currentCellIsDirty = true;
+
+		return $cell;
+	}	//	function addCacheData()
+
+
+    /**
+     * Get cell at a specific coordinate
+     *
+     * @param 	string 			$pCoord		Coordinate of the cell
+     * @throws 	PHPExcel_Exception
+     * @return 	PHPExcel_Cell 	Cell that was found, or null if not found
+     */
+	public function getCacheData($pCoord) {
+		if ($pCoord === $this->_currentObjectID) {
+			return $this->_currentObject;
+		}
+		$this->_storeData();
+
+		//	Check if the entry that has been requested actually exists
+		if (!isset($this->_cellCache[$pCoord])) {
+			//	Return null if requested entry doesn't exist in cache
+			return null;
+		}
+
+		//	Set current entry to the requested entry
+		$this->_currentObjectID = $pCoord;
+		$this->_currentObject = unserialize($this->_cellCache[$pCoord]);
+        //    Re-attach this as the cell's parent
+        $this->_currentObject->attach($this);
+
+		//	Return requested entry
+		return $this->_currentObject;
+	}	//	function getCacheData()
+
+
+	/**
+	 * Get a list of all cell addresses currently held in cache
+	 *
+	 * @return  array of string
+	 */
+	public function getCellList() {
+		if ($this->_currentObjectID !== null) {
+			$this->_storeData();
+		}
+
+		return parent::getCellList();
+	}
+
+
+	/**
+	 * Clear the cell collection and disconnect from our parent
+	 *
+	 * @return	void
+	 */
+	public function unsetWorksheetCells() {
+		if(!is_null($this->_currentObject)) {
+			$this->_currentObject->detach();
+			$this->_currentObject = $this->_currentObjectID = null;
+		}
+		$this->_cellCache = array();
+
+		//	detach ourself from the worksheet, so that it can then delete this object successfully
+		$this->_parent = null;
+	}	//	function unsetWorksheetCells()
+
+}

PHPExcel/CachedObjectStorage/PHPTemp.php

@@ -0,0 +1,206 @@
+<?php
+/**
+ * PHPExcel
+ *
+ * Copyright (c) 2006 - 2014 PHPExcel
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ * @category   PHPExcel
+ * @package    PHPExcel_CachedObjectStorage
+ * @copyright  Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ * @license    http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt	LGPL
+ * @version    1.8.0, 2014-03-02
+ */
+
+
+/**
+ * PHPExcel_CachedObjectStorage_PHPTemp
+ *
+ * @category   PHPExcel
+ * @package    PHPExcel_CachedObjectStorage
+ * @copyright  Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ */
+class PHPExcel_CachedObjectStorage_PHPTemp extends PHPExcel_CachedObjectStorage_CacheBase implements PHPExcel_CachedObjectStorage_ICache {
+
+	/**
+	 * Name of the file for this cache
+	 *
+	 * @var string
+	 */
+	private $_fileHandle = null;
+
+	/**
+	 * Memory limit to use before reverting to file cache
+	 *
+	 * @var integer
+	 */
+	private $_memoryCacheSize = null;
+
+    /**
+     * Store cell data in cache for the current cell object if it's "dirty",
+     *     and the 'nullify' the current cell object
+     *
+	 * @return	void
+     * @throws	PHPExcel_Exception
+     */
+	protected function _storeData() {
+		if ($this->_currentCellIsDirty && !empty($this->_currentObjectID)) {
+			$this->_currentObject->detach();
+
+			fseek($this->_fileHandle,0,SEEK_END);
+			$offset = ftell($this->_fileHandle);
+			fwrite($this->_fileHandle, serialize($this->_currentObject));
+			$this->_cellCache[$this->_currentObjectID]	= array('ptr' => $offset,
+																'sz'  => ftell($this->_fileHandle) - $offset
+															   );
+			$this->_currentCellIsDirty = false;
+		}
+		$this->_currentObjectID = $this->_currentObject = null;
+	}	//	function _storeData()
+
+
+    /**
+     * Add or Update a cell in cache identified by coordinate address
+     *
+     * @param	string			$pCoord		Coordinate address of the cell to update
+     * @param	PHPExcel_Cell	$cell		Cell to update
+	 * @return	void
+     * @throws	PHPExcel_Exception
+     */
+	public function addCacheData($pCoord, PHPExcel_Cell $cell) {
+		if (($pCoord !== $this->_currentObjectID) && ($this->_currentObjectID !== null)) {
+			$this->_storeData();
+		}
+
+		$this->_currentObjectID = $pCoord;
+		$this->_currentObject = $cell;
+		$this->_currentCellIsDirty = true;
+
+		return $cell;
+	}	//	function addCacheData()
+
+
+    /**
+     * Get cell at a specific coordinate
+     *
+     * @param 	string 			$pCoord		Coordinate of the cell
+     * @throws 	PHPExcel_Exception
+     * @return 	PHPExcel_Cell 	Cell that was found, or null if not found
+     */
+	public function getCacheData($pCoord) {
+		if ($pCoord === $this->_currentObjectID) {
+			return $this->_currentObject;
+		}
+		$this->_storeData();
+
+		//	Check if the entry that has been requested actually exists
+		if (!isset($this->_cellCache[$pCoord])) {
+			//	Return null if requested entry doesn't exist in cache
+			return null;
+		}
+
+		//	Set current entry to the requested entry
+		$this->_currentObjectID = $pCoord;
+		fseek($this->_fileHandle,$this->_cellCache[$pCoord]['ptr']);
+		$this->_currentObject = unserialize(fread($this->_fileHandle,$this->_cellCache[$pCoord]['sz']));
+        //    Re-attach this as the cell's parent
+        $this->_currentObject->attach($this);
+
+		//	Return requested entry
+		return $this->_currentObject;
+	}	//	function getCacheData()
+
+
+	/**
+	 * Get a list of all cell addresses currently held in cache
+	 *
+	 * @return  array of string
+	 */
+	public function getCellList() {
+		if ($this->_currentObjectID !== null) {
+			$this->_storeData();
+		}
+
+		return parent::getCellList();
+	}
+
+
+	/**
+	 * Clone the cell collection
+	 *
+	 * @param	PHPExcel_Worksheet	$parent		The new worksheet
+	 * @return	void
+	 */
+	public function copyCellCollection(PHPExcel_Worksheet $parent) {
+		parent::copyCellCollection($parent);
+		//	Open a new stream for the cell cache data
+		$newFileHandle = fopen('php://temp/maxmemory:'.$this->_memoryCacheSize,'a+');
+		//	Copy the existing cell cache data to the new stream
+		fseek($this->_fileHandle,0);
+		while (!feof($this->_fileHandle)) {
+			fwrite($newFileHandle,fread($this->_fileHandle, 1024));
+		}
+		$this->_fileHandle = $newFileHandle;
+	}	//	function copyCellCollection()
+
+
+	/**
+	 * Clear the cell collection and disconnect from our parent
+	 *
+	 * @return	void
+	 */
+	public function unsetWorksheetCells() {
+		if(!is_null($this->_currentObject)) {
+			$this->_currentObject->detach();
+			$this->_currentObject = $this->_currentObjectID = null;
+		}
+		$this->_cellCache = array();
+
+		//	detach ourself from the worksheet, so that it can then delete this object successfully
+		$this->_parent = null;
+
+		//	Close down the php://temp file
+		$this->__destruct();
+	}	//	function unsetWorksheetCells()
+
+
+	/**
+	 * Initialise this new cell collection
+	 *
+	 * @param	PHPExcel_Worksheet	$parent		The worksheet for this cell collection
+	 * @param	array of mixed		$arguments	Additional initialisation arguments
+	 */
+	public function __construct(PHPExcel_Worksheet $parent, $arguments) {
+		$this->_memoryCacheSize	= (isset($arguments['memoryCacheSize']))	? $arguments['memoryCacheSize']	: '1MB';
+
+		parent::__construct($parent);
+		if (is_null($this->_fileHandle)) {
+			$this->_fileHandle = fopen('php://temp/maxmemory:'.$this->_memoryCacheSize,'a+');
+		}
+	}	//	function __construct()
+
+
+	/**
+	 * Destroy this cell collection
+	 */
+	public function __destruct() {
+		if (!is_null($this->_fileHandle)) {
+			fclose($this->_fileHandle);
+		}
+		$this->_fileHandle = null;
+	}	//	function __destruct()
+
+}

PHPExcel/CachedObjectStorage/SQLite.php

@@ -0,0 +1,306 @@
+<?php
+/**
+ * PHPExcel
+ *
+ * Copyright (c) 2006 - 2014 PHPExcel
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ * @category   PHPExcel
+ * @package    PHPExcel_CachedObjectStorage
+ * @copyright  Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ * @license    http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt	LGPL
+ * @version    1.8.0, 2014-03-02
+ */
+
+
+/**
+ * PHPExcel_CachedObjectStorage_SQLite
+ *
+ * @category   PHPExcel
+ * @package    PHPExcel_CachedObjectStorage
+ * @copyright  Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ */
+class PHPExcel_CachedObjectStorage_SQLite extends PHPExcel_CachedObjectStorage_CacheBase implements PHPExcel_CachedObjectStorage_ICache {
+
+	/**
+	 * Database table name
+	 *
+	 * @var string
+	 */
+	private $_TableName = null;
+
+	/**
+	 * Database handle
+	 *
+	 * @var resource
+	 */
+	private $_DBHandle = null;
+
+    /**
+     * Store cell data in cache for the current cell object if it's "dirty",
+     *     and the 'nullify' the current cell object
+     *
+	 * @return	void
+     * @throws	PHPExcel_Exception
+     */
+	protected function _storeData() {
+		if ($this->_currentCellIsDirty && !empty($this->_currentObjectID)) {
+			$this->_currentObject->detach();
+
+			if (!$this->_DBHandle->queryExec("INSERT OR REPLACE INTO kvp_".$this->_TableName." VALUES('".$this->_currentObjectID."','".sqlite_escape_string(serialize($this->_currentObject))."')"))
+				throw new PHPExcel_Exception(sqlite_error_string($this->_DBHandle->lastError()));
+			$this->_currentCellIsDirty = false;
+		}
+		$this->_currentObjectID = $this->_currentObject = null;
+	}	//	function _storeData()
+
+
+    /**
+     * Add or Update a cell in cache identified by coordinate address
+     *
+     * @param	string			$pCoord		Coordinate address of the cell to update
+     * @param	PHPExcel_Cell	$cell		Cell to update
+	 * @return	void
+     * @throws	PHPExcel_Exception
+     */
+	public function addCacheData($pCoord, PHPExcel_Cell $cell) {
+		if (($pCoord !== $this->_currentObjectID) && ($this->_currentObjectID !== null)) {
+			$this->_storeData();
+		}
+
+		$this->_currentObjectID = $pCoord;
+		$this->_currentObject = $cell;
+		$this->_currentCellIsDirty = true;
+
+		return $cell;
+	}	//	function addCacheData()
+
+
+    /**
+     * Get cell at a specific coordinate
+     *
+     * @param 	string 			$pCoord		Coordinate of the cell
+     * @throws 	PHPExcel_Exception
+     * @return 	PHPExcel_Cell 	Cell that was found, or null if not found
+     */
+	public function getCacheData($pCoord) {
+		if ($pCoord === $this->_currentObjectID) {
+			return $this->_currentObject;
+		}
+		$this->_storeData();
+
+		$query = "SELECT value FROM kvp_".$this->_TableName." WHERE id='".$pCoord."'";
+		$cellResultSet = $this->_DBHandle->query($query,SQLITE_ASSOC);
+		if ($cellResultSet === false) {
+			throw new PHPExcel_Exception(sqlite_error_string($this->_DBHandle->lastError()));
+		} elseif ($cellResultSet->numRows() == 0) {
+			//	Return null if requested entry doesn't exist in cache
+			return null;
+		}
+
+		//	Set current entry to the requested entry
+		$this->_currentObjectID = $pCoord;
+
+		$cellResult = $cellResultSet->fetchSingle();
+		$this->_currentObject = unserialize($cellResult);
+        //    Re-attach this as the cell's parent
+        $this->_currentObject->attach($this);
+
+		//	Return requested entry
+		return $this->_currentObject;
+	}	//	function getCacheData()
+
+
+	/**
+	 * Is a value set for an indexed cell?
+	 *
+	 * @param	string		$pCoord		Coordinate address of the cell to check
+	 * @return	boolean
+	 */
+	public function isDataSet($pCoord) {
+		if ($pCoord === $this->_currentObjectID) {
+			return true;
+		}
+
+		//	Check if the requested entry exists in the cache
+		$query = "SELECT id FROM kvp_".$this->_TableName." WHERE id='".$pCoord."'";
+		$cellResultSet = $this->_DBHandle->query($query,SQLITE_ASSOC);
+		if ($cellResultSet === false) {
+			throw new PHPExcel_Exception(sqlite_error_string($this->_DBHandle->lastError()));
+		} elseif ($cellResultSet->numRows() == 0) {
+			//	Return null if requested entry doesn't exist in cache
+			return false;
+		}
+		return true;
+	}	//	function isDataSet()
+
+
+    /**
+     * Delete a cell in cache identified by coordinate address
+     *
+     * @param	string			$pCoord		Coordinate address of the cell to delete
+     * @throws	PHPExcel_Exception
+     */
+	public function deleteCacheData($pCoord) {
+		if ($pCoord === $this->_currentObjectID) {
+			$this->_currentObject->detach();
+			$this->_currentObjectID = $this->_currentObject = null;
+		}
+
+		//	Check if the requested entry exists in the cache
+		$query = "DELETE FROM kvp_".$this->_TableName." WHERE id='".$pCoord."'";
+		if (!$this->_DBHandle->queryExec($query))
+			throw new PHPExcel_Exception(sqlite_error_string($this->_DBHandle->lastError()));
+
+		$this->_currentCellIsDirty = false;
+	}	//	function deleteCacheData()
+
+
+	/**
+	 * Move a cell object from one address to another
+	 *
+	 * @param	string		$fromAddress	Current address of the cell to move
+	 * @param	string		$toAddress		Destination address of the cell to move
+	 * @return	boolean
+	 */
+	public function moveCell($fromAddress, $toAddress) {
+		if ($fromAddress === $this->_currentObjectID) {
+			$this->_currentObjectID = $toAddress;
+		}
+
+		$query = "DELETE FROM kvp_".$this->_TableName." WHERE id='".$toAddress."'";
+		$result = $this->_DBHandle->exec($query);
+		if ($result === false)
+			throw new PHPExcel_Exception($this->_DBHandle->lastErrorMsg());
+
+		$query = "UPDATE kvp_".$this->_TableName." SET id='".$toAddress."' WHERE id='".$fromAddress."'";
+		$result = $this->_DBHandle->exec($query);
+		if ($result === false)
+			throw new PHPExcel_Exception($this->_DBHandle->lastErrorMsg());
+
+		return TRUE;
+	}	//	function moveCell()
+
+
+	/**
+	 * Get a list of all cell addresses currently held in cache
+	 *
+	 * @return	array of string
+	 */
+	public function getCellList() {
+		if ($this->_currentObjectID !== null) {
+			$this->_storeData();
+		}
+
+		$query = "SELECT id FROM kvp_".$this->_TableName;
+		$cellIdsResult = $this->_DBHandle->unbufferedQuery($query,SQLITE_ASSOC);
+		if ($cellIdsResult === false)
+			throw new PHPExcel_Exception(sqlite_error_string($this->_DBHandle->lastError()));
+
+		$cellKeys = array();
+		foreach($cellIdsResult as $row) {
+			$cellKeys[] = $row['id'];
+		}
+
+		return $cellKeys;
+	}	//	function getCellList()
+
+
+	/**
+	 * Clone the cell collection
+	 *
+	 * @param	PHPExcel_Worksheet	$parent		The new worksheet
+	 * @return	void
+	 */
+	public function copyCellCollection(PHPExcel_Worksheet $parent) {
+		$this->_currentCellIsDirty;
+        $this->_storeData();
+
+		//	Get a new id for the new table name
+		$tableName = str_replace('.','_',$this->_getUniqueID());
+		if (!$this->_DBHandle->queryExec('CREATE TABLE kvp_'.$tableName.' (id VARCHAR(12) PRIMARY KEY, value BLOB)
+													AS SELECT * FROM kvp_'.$this->_TableName))
+			throw new PHPExcel_Exception(sqlite_error_string($this->_DBHandle->lastError()));
+
+		//	Copy the existing cell cache file
+		$this->_TableName = $tableName;
+	}	//	function copyCellCollection()
+
+
+	/**
+	 * Clear the cell collection and disconnect from our parent
+	 *
+	 * @return	void
+	 */
+	public function unsetWorksheetCells() {
+		if(!is_null($this->_currentObject)) {
+			$this->_currentObject->detach();
+			$this->_currentObject = $this->_currentObjectID = null;
+		}
+		//	detach ourself from the worksheet, so that it can then delete this object successfully
+		$this->_parent = null;
+
+		//	Close down the temporary cache file
+		$this->__destruct();
+	}	//	function unsetWorksheetCells()
+
+
+	/**
+	 * Initialise this new cell collection
+	 *
+	 * @param	PHPExcel_Worksheet	$parent		The worksheet for this cell collection
+	 */
+	public function __construct(PHPExcel_Worksheet $parent) {
+		parent::__construct($parent);
+		if (is_null($this->_DBHandle)) {
+			$this->_TableName = str_replace('.','_',$this->_getUniqueID());
+			$_DBName = ':memory:';
+
+			$this->_DBHandle = new SQLiteDatabase($_DBName);
+			if ($this->_DBHandle === false)
+				throw new PHPExcel_Exception(sqlite_error_string($this->_DBHandle->lastError()));
+			if (!$this->_DBHandle->queryExec('CREATE TABLE kvp_'.$this->_TableName.' (id VARCHAR(12) PRIMARY KEY, value BLOB)'))
+				throw new PHPExcel_Exception(sqlite_error_string($this->_DBHandle->lastError()));
+		}
+	}	//	function __construct()
+
+
+	/**
+	 * Destroy this cell collection
+	 */
+	public function __destruct() {
+		if (!is_null($this->_DBHandle)) {
+			$this->_DBHandle->queryExec('DROP TABLE kvp_'.$this->_TableName);
+		}
+		$this->_DBHandle = null;
+	}	//	function __destruct()
+
+
+	/**
+	 * Identify whether the caching method is currently available
+	 * Some methods are dependent on the availability of certain extensions being enabled in the PHP build
+	 *
+	 * @return	boolean
+	 */
+	public static function cacheMethodIsAvailable() {
+		if (!function_exists('sqlite_open')) {
+			return false;
+		}
+
+		return true;
+	}
+
+}

PHPExcel/CachedObjectStorage/SQLite3.php

@@ -0,0 +1,345 @@
+<?php
+/**
+ * PHPExcel
+ *
+ * Copyright (c) 2006 - 2014 PHPExcel
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ * @category   PHPExcel
+ * @package    PHPExcel_CachedObjectStorage
+ * @copyright  Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ * @license    http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt	LGPL
+ * @version    1.8.0, 2014-03-02
+ */
+
+
+/**
+ * PHPExcel_CachedObjectStorage_SQLite3
+ *
+ * @category   PHPExcel
+ * @package    PHPExcel_CachedObjectStorage
+ * @copyright  Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ */
+class PHPExcel_CachedObjectStorage_SQLite3 extends PHPExcel_CachedObjectStorage_CacheBase implements PHPExcel_CachedObjectStorage_ICache {
+
+	/**
+	 * Database table name
+	 *
+	 * @var string
+	 */
+	private $_TableName = null;
+
+	/**
+	 * Database handle
+	 *
+	 * @var resource
+	 */
+	private $_DBHandle = null;
+
+	/**
+	 * Prepared statement for a SQLite3 select query
+	 *
+	 * @var SQLite3Stmt
+	 */
+	private $_selectQuery;
+
+	/**
+	 * Prepared statement for a SQLite3 insert query
+	 *
+	 * @var SQLite3Stmt
+	 */
+	private $_insertQuery;
+
+	/**
+	 * Prepared statement for a SQLite3 update query
+	 *
+	 * @var SQLite3Stmt
+	 */
+	private $_updateQuery;
+
+	/**
+	 * Prepared statement for a SQLite3 delete query
+	 *
+	 * @var SQLite3Stmt
+	 */
+	private $_deleteQuery;
+
+    /**
+     * Store cell data in cache for the current cell object if it's "dirty",
+     *     and the 'nullify' the current cell object
+     *
+	 * @return	void
+     * @throws	PHPExcel_Exception
+     */
+	protected function _storeData() {
+		if ($this->_currentCellIsDirty && !empty($this->_currentObjectID)) {
+			$this->_currentObject->detach();
+
+			$this->_insertQuery->bindValue('id',$this->_currentObjectID,SQLITE3_TEXT);
+			$this->_insertQuery->bindValue('data',serialize($this->_currentObject),SQLITE3_BLOB);
+			$result = $this->_insertQuery->execute();
+			if ($result === false)
+				throw new PHPExcel_Exception($this->_DBHandle->lastErrorMsg());
+			$this->_currentCellIsDirty = false;
+		}
+		$this->_currentObjectID = $this->_currentObject = null;
+	}	//	function _storeData()
+
+
+    /**
+     * Add or Update a cell in cache identified by coordinate address
+     *
+     * @param	string			$pCoord		Coordinate address of the cell to update
+     * @param	PHPExcel_Cell	$cell		Cell to update
+	 * @return	void
+     * @throws	PHPExcel_Exception
+     */
+	public function addCacheData($pCoord, PHPExcel_Cell $cell) {
+		if (($pCoord !== $this->_currentObjectID) && ($this->_currentObjectID !== null)) {
+			$this->_storeData();
+		}
+
+		$this->_currentObjectID = $pCoord;
+		$this->_currentObject = $cell;
+		$this->_currentCellIsDirty = true;
+
+		return $cell;
+	}	//	function addCacheData()
+
+
+    /**
+     * Get cell at a specific coordinate
+     *
+     * @param 	string 			$pCoord		Coordinate of the cell
+     * @throws 	PHPExcel_Exception
+     * @return 	PHPExcel_Cell 	Cell that was found, or null if not found
+     */
+	public function getCacheData($pCoord) {
+		if ($pCoord === $this->_currentObjectID) {
+			return $this->_currentObject;
+		}
+		$this->_storeData();
+
+		$this->_selectQuery->bindValue('id',$pCoord,SQLITE3_TEXT);
+		$cellResult = $this->_selectQuery->execute();
+		if ($cellResult === FALSE) {
+			throw new PHPExcel_Exception($this->_DBHandle->lastErrorMsg());
+		}
+		$cellData = $cellResult->fetchArray(SQLITE3_ASSOC);
+		if ($cellData === FALSE) {
+			//	Return null if requested entry doesn't exist in cache
+			return NULL;
+		}
+
+		//	Set current entry to the requested entry
+		$this->_currentObjectID = $pCoord;
+
+		$this->_currentObject = unserialize($cellData['value']);
+        //    Re-attach this as the cell's parent
+        $this->_currentObject->attach($this);
+
+		//	Return requested entry
+		return $this->_currentObject;
+	}	//	function getCacheData()
+
+
+	/**
+	 *	Is a value set for an indexed cell?
+	 *
+	 * @param	string		$pCoord		Coordinate address of the cell to check
+	 * @return	boolean
+	 */
+	public function isDataSet($pCoord) {
+		if ($pCoord === $this->_currentObjectID) {
+			return TRUE;
+		}
+
+		//	Check if the requested entry exists in the cache
+		$this->_selectQuery->bindValue('id',$pCoord,SQLITE3_TEXT);
+		$cellResult = $this->_selectQuery->execute();
+		if ($cellResult === FALSE) {
+			throw new PHPExcel_Exception($this->_DBHandle->lastErrorMsg());
+		}
+		$cellData = $cellResult->fetchArray(SQLITE3_ASSOC);
+
+		return ($cellData === FALSE) ? FALSE : TRUE;
+	}	//	function isDataSet()
+
+
+    /**
+     *	Delete a cell in cache identified by coordinate address
+     *
+     * @param	string			$pCoord		Coordinate address of the cell to delete
+     * @throws	PHPExcel_Exception
+     */
+	public function deleteCacheData($pCoord) {
+		if ($pCoord === $this->_currentObjectID) {
+			$this->_currentObject->detach();
+			$this->_currentObjectID = $this->_currentObject = NULL;
+		}
+
+		//	Check if the requested entry exists in the cache
+		$this->_deleteQuery->bindValue('id',$pCoord,SQLITE3_TEXT);
+		$result = $this->_deleteQuery->execute();
+		if ($result === FALSE)
+			throw new PHPExcel_Exception($this->_DBHandle->lastErrorMsg());
+
+		$this->_currentCellIsDirty = FALSE;
+	}	//	function deleteCacheData()
+
+
+	/**
+	 * Move a cell object from one address to another
+	 *
+	 * @param	string		$fromAddress	Current address of the cell to move
+	 * @param	string		$toAddress		Destination address of the cell to move
+	 * @return	boolean
+	 */
+	public function moveCell($fromAddress, $toAddress) {
+		if ($fromAddress === $this->_currentObjectID) {
+			$this->_currentObjectID = $toAddress;
+		}
+
+		$this->_deleteQuery->bindValue('id',$toAddress,SQLITE3_TEXT);
+		$result = $this->_deleteQuery->execute();
+		if ($result === false)
+			throw new PHPExcel_Exception($this->_DBHandle->lastErrorMsg());
+
+		$this->_updateQuery->bindValue('toid',$toAddress,SQLITE3_TEXT);
+		$this->_updateQuery->bindValue('fromid',$fromAddress,SQLITE3_TEXT);
+		$result = $this->_updateQuery->execute();
+		if ($result === false)
+			throw new PHPExcel_Exception($this->_DBHandle->lastErrorMsg());
+
+		return TRUE;
+	}	//	function moveCell()
+
+
+	/**
+	 * Get a list of all cell addresses currently held in cache
+	 *
+	 * @return	array of string
+	 */
+	public function getCellList() {
+		if ($this->_currentObjectID !== null) {
+			$this->_storeData();
+		}
+
+		$query = "SELECT id FROM kvp_".$this->_TableName;
+		$cellIdsResult = $this->_DBHandle->query($query);
+		if ($cellIdsResult === false)
+			throw new PHPExcel_Exception($this->_DBHandle->lastErrorMsg());
+
+		$cellKeys = array();
+		while ($row = $cellIdsResult->fetchArray(SQLITE3_ASSOC)) {
+			$cellKeys[] = $row['id'];
+		}
+
+		return $cellKeys;
+	}	//	function getCellList()
+
+
+	/**
+	 * Clone the cell collection
+	 *
+	 * @param	PHPExcel_Worksheet	$parent		The new worksheet
+	 * @return	void
+	 */
+	public function copyCellCollection(PHPExcel_Worksheet $parent) {
+		$this->_currentCellIsDirty;
+        $this->_storeData();
+
+		//	Get a new id for the new table name
+		$tableName = str_replace('.','_',$this->_getUniqueID());
+		if (!$this->_DBHandle->exec('CREATE TABLE kvp_'.$tableName.' (id VARCHAR(12) PRIMARY KEY, value BLOB)
+		                                       AS SELECT * FROM kvp_'.$this->_TableName))
+			throw new PHPExcel_Exception($this->_DBHandle->lastErrorMsg());
+
+		//	Copy the existing cell cache file
+		$this->_TableName = $tableName;
+	}	//	function copyCellCollection()
+
+
+	/**
+	 * Clear the cell collection and disconnect from our parent
+	 *
+	 * @return	void
+	 */
+	public function unsetWorksheetCells() {
+		if(!is_null($this->_currentObject)) {
+			$this->_currentObject->detach();
+			$this->_currentObject = $this->_currentObjectID = null;
+		}
+		//	detach ourself from the worksheet, so that it can then delete this object successfully
+		$this->_parent = null;
+
+		//	Close down the temporary cache file
+		$this->__destruct();
+	}	//	function unsetWorksheetCells()
+
+
+	/**
+	 * Initialise this new cell collection
+	 *
+	 * @param	PHPExcel_Worksheet	$parent		The worksheet for this cell collection
+	 */
+	public function __construct(PHPExcel_Worksheet $parent) {
+		parent::__construct($parent);
+		if (is_null($this->_DBHandle)) {
+			$this->_TableName = str_replace('.','_',$this->_getUniqueID());
+			$_DBName = ':memory:';
+
+			$this->_DBHandle = new SQLite3($_DBName);
+			if ($this->_DBHandle === false)
+				throw new PHPExcel_Exception($this->_DBHandle->lastErrorMsg());
+			if (!$this->_DBHandle->exec('CREATE TABLE kvp_'.$this->_TableName.' (id VARCHAR(12) PRIMARY KEY, value BLOB)'))
+				throw new PHPExcel_Exception($this->_DBHandle->lastErrorMsg());
+		}
+
+		$this->_selectQuery = $this->_DBHandle->prepare("SELECT value FROM kvp_".$this->_TableName." WHERE id = :id");
+		$this->_insertQuery = $this->_DBHandle->prepare("INSERT OR REPLACE INTO kvp_".$this->_TableName." VALUES(:id,:data)");
+		$this->_updateQuery = $this->_DBHandle->prepare("UPDATE kvp_".$this->_TableName." SET id=:toId WHERE id=:fromId");
+		$this->_deleteQuery = $this->_DBHandle->prepare("DELETE FROM kvp_".$this->_TableName." WHERE id = :id");
+	}	//	function __construct()
+
+
+	/**
+	 * Destroy this cell collection
+	 */
+	public function __destruct() {
+		if (!is_null($this->_DBHandle)) {
+			$this->_DBHandle->exec('DROP TABLE kvp_'.$this->_TableName);
+			$this->_DBHandle->close();
+		}
+		$this->_DBHandle = null;
+	}	//	function __destruct()
+
+
+	/**
+	 * Identify whether the caching method is currently available
+	 * Some methods are dependent on the availability of certain extensions being enabled in the PHP build
+	 *
+	 * @return	boolean
+	 */
+	public static function cacheMethodIsAvailable() {
+		if (!class_exists('SQLite3',FALSE)) {
+			return false;
+		}
+
+		return true;
+	}
+
+}

PHPExcel/CachedObjectStorage/Wincache.php

@@ -0,0 +1,294 @@
+<?php
+/**
+ * PHPExcel
+ *
+ * Copyright (c) 2006 - 2014 PHPExcel
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ * @category   PHPExcel
+ * @package	PHPExcel_CachedObjectStorage
+ * @copyright  Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ * @license	http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt	LGPL
+ * @version	1.8.0, 2014-03-02
+ */
+
+
+/**
+ * PHPExcel_CachedObjectStorage_Wincache
+ *
+ * @category   PHPExcel
+ * @package	PHPExcel_CachedObjectStorage
+ * @copyright  Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ */
+class PHPExcel_CachedObjectStorage_Wincache extends PHPExcel_CachedObjectStorage_CacheBase implements PHPExcel_CachedObjectStorage_ICache {
+
+	/**
+	 * Prefix used to uniquely identify cache data for this worksheet
+	 *
+	 * @var string
+	 */
+	private $_cachePrefix = null;
+
+	/**
+	 * Cache timeout
+	 *
+	 * @var integer
+	 */
+	private $_cacheTime = 600;
+
+
+    /**
+     * Store cell data in cache for the current cell object if it's "dirty",
+     *     and the 'nullify' the current cell object
+     *
+	 * @return	void
+     * @throws	PHPExcel_Exception
+     */
+	protected function _storeData() {
+		if ($this->_currentCellIsDirty && !empty($this->_currentObjectID)) {
+			$this->_currentObject->detach();
+
+			$obj = serialize($this->_currentObject);
+			if (wincache_ucache_exists($this->_cachePrefix.$this->_currentObjectID.'.cache')) {
+				if (!wincache_ucache_set($this->_cachePrefix.$this->_currentObjectID.'.cache', $obj, $this->_cacheTime)) {
+					$this->__destruct();
+					throw new PHPExcel_Exception('Failed to store cell '.$this->_currentObjectID.' in WinCache');
+				}
+			} else {
+				if (!wincache_ucache_add($this->_cachePrefix.$this->_currentObjectID.'.cache', $obj, $this->_cacheTime)) {
+					$this->__destruct();
+					throw new PHPExcel_Exception('Failed to store cell '.$this->_currentObjectID.' in WinCache');
+				}
+			}
+			$this->_currentCellIsDirty = false;
+		}
+
+		$this->_currentObjectID = $this->_currentObject = null;
+	}	//	function _storeData()
+
+
+	/**
+	 * Add or Update a cell in cache identified by coordinate address
+	 *
+	 * @param	string			$pCoord		Coordinate address of the cell to update
+	 * @param	PHPExcel_Cell	$cell		Cell to update
+	 * @return	void
+	 * @throws	PHPExcel_Exception
+	 */
+	public function addCacheData($pCoord, PHPExcel_Cell $cell) {
+		if (($pCoord !== $this->_currentObjectID) && ($this->_currentObjectID !== null)) {
+			$this->_storeData();
+		}
+		$this->_cellCache[$pCoord] = true;
+
+		$this->_currentObjectID = $pCoord;
+		$this->_currentObject = $cell;
+		$this->_currentCellIsDirty = true;
+
+		return $cell;
+	}	//	function addCacheData()
+
+
+	/**
+	 * Is a value set in the current PHPExcel_CachedObjectStorage_ICache for an indexed cell?
+	 *
+	 * @param	string		$pCoord		Coordinate address of the cell to check
+	 * @return	boolean
+	 */
+	public function isDataSet($pCoord) {
+		//	Check if the requested entry is the current object, or exists in the cache
+		if (parent::isDataSet($pCoord)) {
+			if ($this->_currentObjectID == $pCoord) {
+				return true;
+			}
+			//	Check if the requested entry still exists in cache
+			$success = wincache_ucache_exists($this->_cachePrefix.$pCoord.'.cache');
+			if ($success === false) {
+				//	Entry no longer exists in Wincache, so clear it from the cache array
+				parent::deleteCacheData($pCoord);
+				throw new PHPExcel_Exception('Cell entry '.$pCoord.' no longer exists in WinCache');
+			}
+			return true;
+		}
+		return false;
+	}	//	function isDataSet()
+
+
+	/**
+	 * Get cell at a specific coordinate
+	 *
+	 * @param	string			$pCoord		Coordinate of the cell
+	 * @throws	PHPExcel_Exception
+	 * @return	PHPExcel_Cell	Cell that was found, or null if not found
+	 */
+	public function getCacheData($pCoord) {
+		if ($pCoord === $this->_currentObjectID) {
+			return $this->_currentObject;
+		}
+		$this->_storeData();
+
+		//	Check if the entry that has been requested actually exists
+		$obj = null;
+		if (parent::isDataSet($pCoord)) {
+			$success = false;
+			$obj = wincache_ucache_get($this->_cachePrefix.$pCoord.'.cache', $success);
+			if ($success === false) {
+				//	Entry no longer exists in WinCache, so clear it from the cache array
+				parent::deleteCacheData($pCoord);
+				throw new PHPExcel_Exception('Cell entry '.$pCoord.' no longer exists in WinCache');
+			}
+		} else {
+			//	Return null if requested entry doesn't exist in cache
+			return null;
+		}
+
+		//	Set current entry to the requested entry
+		$this->_currentObjectID = $pCoord;
+		$this->_currentObject = unserialize($obj);
+        //    Re-attach this as the cell's parent
+        $this->_currentObject->attach($this);
+
+		//	Return requested entry
+		return $this->_currentObject;
+	}	//	function getCacheData()
+
+
+	/**
+	 * Get a list of all cell addresses currently held in cache
+	 *
+	 * @return  array of string
+	 */
+	public function getCellList() {
+		if ($this->_currentObjectID !== null) {
+			$this->_storeData();
+		}
+
+		return parent::getCellList();
+	}
+
+
+	/**
+	 * Delete a cell in cache identified by coordinate address
+	 *
+	 * @param	string			$pCoord		Coordinate address of the cell to delete
+	 * @throws	PHPExcel_Exception
+	 */
+	public function deleteCacheData($pCoord) {
+		//	Delete the entry from Wincache
+		wincache_ucache_delete($this->_cachePrefix.$pCoord.'.cache');
+
+		//	Delete the entry from our cell address array
+		parent::deleteCacheData($pCoord);
+	}	//	function deleteCacheData()
+
+
+	/**
+	 * Clone the cell collection
+	 *
+	 * @param	PHPExcel_Worksheet	$parent		The new worksheet
+	 * @return	void
+	 */
+	public function copyCellCollection(PHPExcel_Worksheet $parent) {
+		parent::copyCellCollection($parent);
+		//	Get a new id for the new file name
+		$baseUnique = $this->_getUniqueID();
+		$newCachePrefix = substr(md5($baseUnique),0,8).'.';
+		$cacheList = $this->getCellList();
+		foreach($cacheList as $cellID) {
+			if ($cellID != $this->_currentObjectID) {
+				$success = false;
+				$obj = wincache_ucache_get($this->_cachePrefix.$cellID.'.cache', $success);
+				if ($success === false) {
+					//	Entry no longer exists in WinCache, so clear it from the cache array
+					parent::deleteCacheData($cellID);
+					throw new PHPExcel_Exception('Cell entry '.$cellID.' no longer exists in Wincache');
+				}
+				if (!wincache_ucache_add($newCachePrefix.$cellID.'.cache', $obj, $this->_cacheTime)) {
+					$this->__destruct();
+					throw new PHPExcel_Exception('Failed to store cell '.$cellID.' in Wincache');
+				}
+			}
+		}
+		$this->_cachePrefix = $newCachePrefix;
+	}	//	function copyCellCollection()
+
+
+	/**
+	 * Clear the cell collection and disconnect from our parent
+	 *
+	 * @return	void
+	 */
+	public function unsetWorksheetCells() {
+		if(!is_null($this->_currentObject)) {
+			$this->_currentObject->detach();
+			$this->_currentObject = $this->_currentObjectID = null;
+		}
+
+		//	Flush the WinCache cache
+		$this->__destruct();
+
+		$this->_cellCache = array();
+
+		//	detach ourself from the worksheet, so that it can then delete this object successfully
+		$this->_parent = null;
+	}	//	function unsetWorksheetCells()
+
+
+	/**
+	 * Initialise this new cell collection
+	 *
+	 * @param	PHPExcel_Worksheet	$parent		The worksheet for this cell collection
+	 * @param	array of mixed		$arguments	Additional initialisation arguments
+	 */
+	public function __construct(PHPExcel_Worksheet $parent, $arguments) {
+		$cacheTime	= (isset($arguments['cacheTime']))	? $arguments['cacheTime']	: 600;
+
+		if (is_null($this->_cachePrefix)) {
+			$baseUnique = $this->_getUniqueID();
+			$this->_cachePrefix = substr(md5($baseUnique),0,8).'.';
+			$this->_cacheTime = $cacheTime;
+
+			parent::__construct($parent);
+		}
+	}	//	function __construct()
+
+
+	/**
+	 * Destroy this cell collection
+	 */
+	public function __destruct() {
+		$cacheList = $this->getCellList();
+		foreach($cacheList as $cellID) {
+			wincache_ucache_delete($this->_cachePrefix.$cellID.'.cache');
+		}
+	}	//	function __destruct()
+
+
+	/**
+	 * Identify whether the caching method is currently available
+	 * Some methods are dependent on the availability of certain extensions being enabled in the PHP build
+	 *
+	 * @return	boolean
+	 */
+	public static function cacheMethodIsAvailable() {
+		if (!function_exists('wincache_ucache_add')) {
+			return false;
+		}
+
+		return true;
+	}
+
+}

PHPExcel/CachedObjectStorageFactory.php

@@ -0,0 +1,251 @@
+<?php
+
+/**
+ * PHPExcel
+ *
+ * Copyright (c) 2006 - 2014 PHPExcel
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ * @category   PHPExcel
+ * @package    PHPExcel_CachedObjectStorage
+ * @copyright  Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ * @license    http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt    LGPL
+ * @version    1.8.0, 2014-03-02
+ */
+
+
+/**
+ * PHPExcel_CachedObjectStorageFactory
+ *
+ * @category    PHPExcel
+ * @package        PHPExcel_CachedObjectStorage
+ * @copyright    Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ */
+class PHPExcel_CachedObjectStorageFactory
+{
+    const cache_in_memory               = 'Memory';
+    const cache_in_memory_gzip          = 'MemoryGZip';
+    const cache_in_memory_serialized    = 'MemorySerialized';
+    const cache_igbinary                = 'Igbinary';
+    const cache_to_discISAM             = 'DiscISAM';
+    const cache_to_apc                  = 'APC';
+    const cache_to_memcache             = 'Memcache';
+    const cache_to_phpTemp              = 'PHPTemp';
+    const cache_to_wincache             = 'Wincache';
+    const cache_to_sqlite               = 'SQLite';
+    const cache_to_sqlite3              = 'SQLite3';
+
+
+    /**
+     * Name of the method used for cell cacheing
+     *
+     * @var string
+     */
+    private static $_cacheStorageMethod = NULL;
+
+    /**
+     * Name of the class used for cell cacheing
+     *
+     * @var string
+     */
+    private static $_cacheStorageClass = NULL;
+
+
+    /**
+     * List of all possible cache storage methods
+     *
+     * @var string[]
+     */
+    private static $_storageMethods = array(
+        self::cache_in_memory,
+        self::cache_in_memory_gzip,
+        self::cache_in_memory_serialized,
+        self::cache_igbinary,
+        self::cache_to_phpTemp,
+        self::cache_to_discISAM,
+        self::cache_to_apc,
+        self::cache_to_memcache,
+        self::cache_to_wincache,
+        self::cache_to_sqlite,
+        self::cache_to_sqlite3,
+    );
+
+
+    /**
+     * Default arguments for each cache storage method
+     *
+     * @var array of mixed array
+     */
+    private static $_storageMethodDefaultParameters = array(
+        self::cache_in_memory               => array(
+                                                    ),
+        self::cache_in_memory_gzip          => array(
+                                                    ),
+        self::cache_in_memory_serialized    => array(
+                                                    ),
+        self::cache_igbinary                => array(
+                                                    ),
+        self::cache_to_phpTemp              => array( 'memoryCacheSize' => '1MB'
+                                                    ),
+        self::cache_to_discISAM             => array( 'dir'             => NULL
+                                                    ),
+        self::cache_to_apc                  => array( 'cacheTime'       => 600
+                                                    ),
+        self::cache_to_memcache             => array( 'memcacheServer'  => 'localhost',
+                                                      'memcachePort'    => 11211,
+                                                      'cacheTime'       => 600
+                                                    ),
+        self::cache_to_wincache             => array( 'cacheTime'       => 600
+                                                    ),
+        self::cache_to_sqlite               => array(
+                                                    ),
+        self::cache_to_sqlite3              => array(
+                                                    ),
+    );
+
+
+    /**
+     * Arguments for the active cache storage method
+     *
+     * @var array of mixed array
+     */
+    private static $_storageMethodParameters = array();
+
+
+    /**
+     * Return the current cache storage method
+     *
+     * @return string|NULL
+     **/
+    public static function getCacheStorageMethod()
+    {
+        return self::$_cacheStorageMethod;
+    }   //    function getCacheStorageMethod()
+
+
+    /**
+     * Return the current cache storage class
+     *
+     * @return PHPExcel_CachedObjectStorage_ICache|NULL
+     **/
+    public static function getCacheStorageClass()
+    {
+        return self::$_cacheStorageClass;
+    }   //    function getCacheStorageClass()
+
+
+    /**
+     * Return the list of all possible cache storage methods
+     *
+     * @return string[]
+     **/
+    public static function getAllCacheStorageMethods()
+    {
+        return self::$_storageMethods;
+    }   //    function getCacheStorageMethods()
+
+
+    /**
+     * Return the list of all available cache storage methods
+     *
+     * @return string[]
+     **/
+    public static function getCacheStorageMethods()
+    {
+        $activeMethods = array();
+        foreach(self::$_storageMethods as $storageMethod) {
+            $cacheStorageClass = 'PHPExcel_CachedObjectStorage_' . $storageMethod;
+            if (call_user_func(array($cacheStorageClass, 'cacheMethodIsAvailable'))) {
+                $activeMethods[] = $storageMethod;
+            }
+        }
+        return $activeMethods;
+    }   //    function getCacheStorageMethods()
+
+
+    /**
+     * Identify the cache storage method to use
+     *
+     * @param    string            $method        Name of the method to use for cell cacheing
+     * @param    array of mixed    $arguments    Additional arguments to pass to the cell caching class
+     *                                        when instantiating
+     * @return boolean
+     **/
+    public static function initialize($method = self::cache_in_memory, $arguments = array())
+    {
+        if (!in_array($method,self::$_storageMethods)) {
+            return FALSE;
+        }
+
+        $cacheStorageClass = 'PHPExcel_CachedObjectStorage_'.$method;
+        if (!call_user_func(array( $cacheStorageClass,
+                                   'cacheMethodIsAvailable'))) {
+            return FALSE;
+        }
+
+        self::$_storageMethodParameters[$method] = self::$_storageMethodDefaultParameters[$method];
+        foreach($arguments as $k => $v) {
+            if (array_key_exists($k, self::$_storageMethodParameters[$method])) {
+                self::$_storageMethodParameters[$method][$k] = $v;
+            }
+        }
+
+        if (self::$_cacheStorageMethod === NULL) {
+            self::$_cacheStorageClass = 'PHPExcel_CachedObjectStorage_' . $method;
+            self::$_cacheStorageMethod = $method;
+        }
+        return TRUE;
+    }   //    function initialize()
+
+
+    /**
+     * Initialise the cache storage
+     *
+     * @param    PHPExcel_Worksheet     $parent        Enable cell caching for this worksheet
+     * @return    PHPExcel_CachedObjectStorage_ICache
+     **/
+    public static function getInstance(PHPExcel_Worksheet $parent)
+    {
+        $cacheMethodIsAvailable = TRUE;
+        if (self::$_cacheStorageMethod === NULL) {
+            $cacheMethodIsAvailable = self::initialize();
+        }
+
+        if ($cacheMethodIsAvailable) {
+            $instance = new self::$_cacheStorageClass( $parent,
+                                                       self::$_storageMethodParameters[self::$_cacheStorageMethod]
+                                                     );
+            if ($instance !== NULL) {
+                return $instance;
+            }
+        }
+
+        return FALSE;
+    }   //    function getInstance()
+
+
+    /**
+     * Clear the cache storage
+     *
+     **/
+	public static function finalize()
+	{
+		self::$_cacheStorageMethod = NULL;
+		self::$_cacheStorageClass = NULL;
+		self::$_storageMethodParameters = array();
+	}
+
+}

PHPExcel/CalcEngine/CyclicReferenceStack.php

@@ -0,0 +1,98 @@
+<?php
+/**
+ * PHPExcel
+ *
+ * Copyright (c) 2006 - 2014 PHPExcel
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ * @category   PHPExcel
+ * @package    PHPExcel_Calculation
+ * @copyright  Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ * @license	http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt	LGPL
+ * @version	1.8.0, 2014-03-02
+ */
+
+
+/**
+ * PHPExcel_CalcEngine_CyclicReferenceStack
+ *
+ * @category	PHPExcel_CalcEngine_CyclicReferenceStack
+ * @package		PHPExcel_Calculation
+ * @copyright	Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ */
+class PHPExcel_CalcEngine_CyclicReferenceStack {
+
+	/**
+	 *  The call stack for calculated cells
+	 *
+	 *  @var mixed[]
+	 */
+	private $_stack = array();
+
+
+	/**
+	 * Return the number of entries on the stack
+	 *
+	 * @return  integer
+	 */
+	public function count() {
+		return count($this->_stack);
+	}
+
+	/**
+	 * Push a new entry onto the stack
+	 *
+	 * @param  mixed  $value
+	 */
+	public function push($value) {
+		$this->_stack[] = $value;
+	}	//	function push()
+
+	/**
+	 * Pop the last entry from the stack
+	 *
+	 * @return  mixed
+	 */
+	public function pop() {
+		return array_pop($this->_stack);
+	}	//	function pop()
+
+	/**
+	 * Test to see if a specified entry exists on the stack
+	 *
+	 * @param  mixed  $value  The value to test
+	 */
+	public function onStack($value) {
+		return in_array($value, $this->_stack);
+	}
+
+	/**
+	 * Clear the stack
+	 */
+	public function clear() {
+		$this->_stack = array();
+	}	//	function push()
+
+	/**
+	 * Return an array of all entries on the stack
+	 *
+	 * @return  mixed[]
+	 */
+	public function showStack() {
+		return $this->_stack;
+	}
+
+}	//	class PHPExcel_CalcEngine_CyclicReferenceStack

PHPExcel/CalcEngine/Logger.php

@@ -0,0 +1,153 @@
+<?php
+/**
+ * PHPExcel
+ *
+ * Copyright (c) 2006 - 2014 PHPExcel
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ * @category   PHPExcel
+ * @package    PHPExcel_Calculation
+ * @copyright  Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ * @license	http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt	LGPL
+ * @version	1.8.0, 2014-03-02
+ */
+
+/**
+ * PHPExcel_CalcEngine_Logger
+ *
+ * @category	PHPExcel
+ * @package		PHPExcel_Calculation
+ * @copyright	Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ */
+class PHPExcel_CalcEngine_Logger {
+
+	/**
+	 * Flag to determine whether a debug log should be generated by the calculation engine
+	 *		If true, then a debug log will be generated
+	 *		If false, then a debug log will not be generated
+	 *
+	 * @var boolean
+	 */
+	private $_writeDebugLog = FALSE;
+
+	/**
+	 * Flag to determine whether a debug log should be echoed by the calculation engine
+	 *		If true, then a debug log will be echoed
+	 *		If false, then a debug log will not be echoed
+	 * A debug log can only be echoed if it is generated
+	 *
+	 * @var boolean
+	 */
+	private $_echoDebugLog = FALSE;
+
+	/**
+	 * The debug log generated by the calculation engine
+	 *
+	 * @var string[]
+	 */
+	private $_debugLog = array();
+
+	/**
+	 * The calculation engine cell reference stack
+	 *
+	 * @var PHPExcel_CalcEngine_CyclicReferenceStack
+	 */
+	private $_cellStack;
+
+	
+	/**
+	 * Instantiate a Calculation engine logger
+	 *
+	 * @param  PHPExcel_CalcEngine_CyclicReferenceStack $stack
+	 */
+	public function __construct(PHPExcel_CalcEngine_CyclicReferenceStack $stack) {
+		$this->_cellStack = $stack;
+	}
+
+	/**
+	 * Enable/Disable Calculation engine logging
+	 *
+	 * @param  boolean $pValue
+	 */
+	public function setWriteDebugLog($pValue = FALSE) {
+		$this->_writeDebugLog = $pValue;
+	}
+
+	/**
+	 * Return whether calculation engine logging is enabled or disabled
+	 *
+	 * @return  boolean
+	 */
+	public function getWriteDebugLog() {
+		return $this->_writeDebugLog;
+	}
+
+	/**
+	 * Enable/Disable echoing of debug log information
+	 *
+	 * @param  boolean $pValue
+	 */
+	public function setEchoDebugLog($pValue = FALSE) {
+		$this->_echoDebugLog = $pValue;
+	}
+
+	/**
+	 * Return whether echoing of debug log information is enabled or disabled
+	 *
+	 * @return  boolean
+	 */
+	public function getEchoDebugLog() {
+		return $this->_echoDebugLog;
+	}
+
+	/**
+	 * Write an entry to the calculation engine debug log
+	 */
+	public function writeDebugLog() {
+		//	Only write the debug log if logging is enabled
+		if ($this->_writeDebugLog) {
+			$message = implode(func_get_args());
+			$cellReference = implode(' -> ', $this->_cellStack->showStack());
+			if ($this->_echoDebugLog) {
+				echo $cellReference, 
+					($this->_cellStack->count() > 0 ? ' => ' : ''), 
+					$message, 
+					PHP_EOL;
+			}
+			$this->_debugLog[] = $cellReference . 
+				($this->_cellStack->count() > 0 ? ' => ' : '') . 
+				$message;
+		}
+	}	//	function _writeDebug()
+
+	/**
+	 * Clear the calculation engine debug log
+	 */
+	public function clearLog() {
+		$this->_debugLog = array();
+	}	//	function flushLogger()
+
+	/**
+	 * Return the calculation engine debug log
+	 *
+	 * @return  string[]
+	 */
+	public function getLog() {
+		return $this->_debugLog;
+	}	//	function flushLogger()
+
+}	//	class PHPExcel_CalcEngine_Logger
+

PHPExcel/Calculation/Exception.php

@@ -0,0 +1,52 @@
+<?php
+/**
+ * PHPExcel
+ *
+ * Copyright (c) 2006 - 2014 PHPExcel
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ * @category   PHPExcel
+ * @package    PHPExcel_Calculation
+ * @copyright  Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ * @license	http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt	LGPL
+ * @version	1.8.0, 2014-03-02
+ */
+
+
+/**
+ * PHPExcel_Calculation_Exception
+ *
+ * @category   PHPExcel
+ * @package    PHPExcel_Calculation
+ * @copyright  Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ */
+class PHPExcel_Calculation_Exception extends PHPExcel_Exception {
+	/**
+	 * Error handler callback
+	 *
+	 * @param mixed $code
+	 * @param mixed $string
+	 * @param mixed $file
+	 * @param mixed $line
+	 * @param mixed $context
+	 */
+	public static function errorHandlerCallback($code, $string, $file, $line, $context) {
+		$e = new self($string, $code);
+		$e->line = $line;
+		$e->file = $file;
+		throw $e;
+	}
+}

PHPExcel/Calculation/ExceptionHandler.php

@@ -0,0 +1,49 @@
+<?php
+/**
+ * PHPExcel
+ *
+ * Copyright (c) 2006 - 2014 PHPExcel
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ * @category   PHPExcel
+ * @package    PHPExcel_Calculation
+ * @copyright  Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ * @license	http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt	LGPL
+ * @version	1.8.0, 2014-03-02
+ */
+
+/**
+ * PHPExcel_Calculation_ExceptionHandler
+ *
+ * @category   PHPExcel
+ * @package    PHPExcel_Calculation
+ * @copyright  Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ */
+class PHPExcel_Calculation_ExceptionHandler {
+	/**
+	 * Register errorhandler
+	 */
+	public function __construct() {
+		set_error_handler(array('PHPExcel_Calculation_Exception', 'errorHandlerCallback'), E_ALL);
+	}
+
+	/**
+	 * Unregister errorhandler
+	 */
+	public function __destruct() {
+		restore_error_handler();
+	}
+}

PHPExcel/Calculation/FormulaToken.php

@@ -0,0 +1,176 @@
+<?php
+/**
+ * PHPExcel
+ *
+ * Copyright (c) 2006 - 2014 PHPExcel
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ * @category   PHPExcel
+ * @package    PHPExcel_Calculation
+ * @copyright  Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ * @license    http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt	LGPL
+ * @version    1.8.0, 2014-03-02
+ */
+
+
+/*
+PARTLY BASED ON:
+	Copyright (c) 2007 E. W. Bachtal, Inc.
+
+	Permission is hereby granted, free of charge, to any person obtaining a copy of this software
+	and associated documentation files (the "Software"), to deal in the Software without restriction,
+	including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense,
+	and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so,
+	subject to the following conditions:
+
+	  The above copyright notice and this permission notice shall be included in all copies or substantial
+	  portions of the Software.
+
+	The software is provided "as is", without warranty of any kind, express or implied, including but not
+	limited to the warranties of merchantability, fitness for a particular purpose and noninfringement. In
+	no event shall the authors or copyright holders be liable for any claim, damages or other liability,
+	whether in an action of contract, tort or otherwise, arising from, out of or in connection with the
+	software or the use or other dealings in the software.
+
+	http://ewbi.blogs.com/develops/2007/03/excel_formula_p.html
+	http://ewbi.blogs.com/develops/2004/12/excel_formula_p.html
+*/
+
+
+/**
+ * PHPExcel_Calculation_FormulaToken
+ *
+ * @category   PHPExcel
+ * @package    PHPExcel_Calculation
+ * @copyright  Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ */
+class PHPExcel_Calculation_FormulaToken {
+	/* Token types */
+	const TOKEN_TYPE_NOOP					= 'Noop';
+	const TOKEN_TYPE_OPERAND				= 'Operand';
+	const TOKEN_TYPE_FUNCTION				= 'Function';
+	const TOKEN_TYPE_SUBEXPRESSION			= 'Subexpression';
+	const TOKEN_TYPE_ARGUMENT				= 'Argument';
+	const TOKEN_TYPE_OPERATORPREFIX			= 'OperatorPrefix';
+	const TOKEN_TYPE_OPERATORINFIX			= 'OperatorInfix';
+	const TOKEN_TYPE_OPERATORPOSTFIX		= 'OperatorPostfix';
+	const TOKEN_TYPE_WHITESPACE				= 'Whitespace';
+	const TOKEN_TYPE_UNKNOWN				= 'Unknown';
+
+	/* Token subtypes */
+	const TOKEN_SUBTYPE_NOTHING				= 'Nothing';
+	const TOKEN_SUBTYPE_START				= 'Start';
+	const TOKEN_SUBTYPE_STOP				= 'Stop';
+	const TOKEN_SUBTYPE_TEXT				= 'Text';
+	const TOKEN_SUBTYPE_NUMBER				= 'Number';
+	const TOKEN_SUBTYPE_LOGICAL				= 'Logical';
+	const TOKEN_SUBTYPE_ERROR				= 'Error';
+	const TOKEN_SUBTYPE_RANGE				= 'Range';
+	const TOKEN_SUBTYPE_MATH				= 'Math';
+	const TOKEN_SUBTYPE_CONCATENATION		= 'Concatenation';
+	const TOKEN_SUBTYPE_INTERSECTION		= 'Intersection';
+	const TOKEN_SUBTYPE_UNION				= 'Union';
+
+	/**
+	 * Value
+	 *
+	 * @var string
+	 */
+	private $_value;
+
+	/**
+	 * Token Type (represented by TOKEN_TYPE_*)
+	 *
+	 * @var string
+	 */
+	private $_tokenType;
+
+	/**
+	 * Token SubType (represented by TOKEN_SUBTYPE_*)
+	 *
+	 * @var string
+	 */
+	private $_tokenSubType;
+
+    /**
+     * Create a new PHPExcel_Calculation_FormulaToken
+     *
+     * @param string	$pValue
+     * @param string	$pTokenType 	Token type (represented by TOKEN_TYPE_*)
+     * @param string	$pTokenSubType 	Token Subtype (represented by TOKEN_SUBTYPE_*)
+     */
+    public function __construct($pValue, $pTokenType = PHPExcel_Calculation_FormulaToken::TOKEN_TYPE_UNKNOWN, $pTokenSubType = PHPExcel_Calculation_FormulaToken::TOKEN_SUBTYPE_NOTHING)
+    {
+    	// Initialise values
+    	$this->_value				= $pValue;
+    	$this->_tokenType			= $pTokenType;
+    	$this->_tokenSubType 		= $pTokenSubType;
+    }
+
+    /**
+     * Get Value
+     *
+     * @return string
+     */
+    public function getValue() {
+    	return $this->_value;
+    }
+
+    /**
+     * Set Value
+     *
+     * @param string	$value
+     */
+    public function setValue($value) {
+    	$this->_value = $value;
+    }
+
+    /**
+     * Get Token Type (represented by TOKEN_TYPE_*)
+     *
+     * @return string
+     */
+    public function getTokenType() {
+    	return $this->_tokenType;
+    }
+
+    /**
+     * Set Token Type
+     *
+     * @param string	$value
+     */
+    public function setTokenType($value = PHPExcel_Calculation_FormulaToken::TOKEN_TYPE_UNKNOWN) {
+    	$this->_tokenType = $value;
+    }
+
+    /**
+     * Get Token SubType (represented by TOKEN_SUBTYPE_*)
+     *
+     * @return string
+     */
+    public function getTokenSubType() {
+    	return $this->_tokenSubType;
+    }
+
+    /**
+     * Set Token SubType
+     *
+     * @param string	$value
+     */
+    public function setTokenSubType($value = PHPExcel_Calculation_FormulaToken::TOKEN_SUBTYPE_NOTHING) {
+    	$this->_tokenSubType = $value;
+    }
+}

PHPExcel/Calculation/Function.php

@@ -0,0 +1,149 @@
+<?php
+/**
+ * PHPExcel
+ *
+ * Copyright (c) 2006 - 2014 PHPExcel
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ * @category   PHPExcel
+ * @package    PHPExcel_Calculation
+ * @copyright  Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ * @license    http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt	LGPL
+ * @version    1.8.0, 2014-03-02
+ */
+
+
+/**
+ * PHPExcel_Calculation_Function
+ *
+ * @category   PHPExcel
+ * @package    PHPExcel_Calculation
+ * @copyright  Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ */
+class PHPExcel_Calculation_Function {
+	/* Function categories */
+	const CATEGORY_CUBE						= 'Cube';
+	const CATEGORY_DATABASE					= 'Database';
+	const CATEGORY_DATE_AND_TIME			= 'Date and Time';
+	const CATEGORY_ENGINEERING				= 'Engineering';
+	const CATEGORY_FINANCIAL				= 'Financial';
+	const CATEGORY_INFORMATION				= 'Information';
+	const CATEGORY_LOGICAL					= 'Logical';
+	const CATEGORY_LOOKUP_AND_REFERENCE		= 'Lookup and Reference';
+	const CATEGORY_MATH_AND_TRIG			= 'Math and Trig';
+	const CATEGORY_STATISTICAL				= 'Statistical';
+	const CATEGORY_TEXT_AND_DATA			= 'Text and Data';
+
+	/**
+	 * Category (represented by CATEGORY_*)
+	 *
+	 * @var string
+	 */
+	private $_category;
+
+	/**
+	 * Excel name
+	 *
+	 * @var string
+	 */
+	private $_excelName;
+
+	/**
+	 * PHPExcel name
+	 *
+	 * @var string
+	 */
+	private $_phpExcelName;
+
+    /**
+     * Create a new PHPExcel_Calculation_Function
+     *
+     * @param 	string		$pCategory 		Category (represented by CATEGORY_*)
+     * @param 	string		$pExcelName		Excel function name
+     * @param 	string		$pPHPExcelName	PHPExcel function mapping
+     * @throws 	PHPExcel_Calculation_Exception
+     */
+    public function __construct($pCategory = NULL, $pExcelName = NULL, $pPHPExcelName = NULL)
+    {
+    	if (($pCategory !== NULL) && ($pExcelName !== NULL) && ($pPHPExcelName !== NULL)) {
+    		// Initialise values
+    		$this->_category 		= $pCategory;
+    		$this->_excelName 		= $pExcelName;
+    		$this->_phpExcelName 	= $pPHPExcelName;
+    	} else {
+    		throw new PHPExcel_Calculation_Exception("Invalid parameters passed.");
+    	}
+    }
+
+    /**
+     * Get Category (represented by CATEGORY_*)
+     *
+     * @return string
+     */
+    public function getCategory() {
+    	return $this->_category;
+    }
+
+    /**
+     * Set Category (represented by CATEGORY_*)
+     *
+     * @param 	string		$value
+     * @throws 	PHPExcel_Calculation_Exception
+     */
+    public function setCategory($value = null) {
+    	if (!is_null($value)) {
+    		$this->_category = $value;
+    	} else {
+    		throw new PHPExcel_Calculation_Exception("Invalid parameter passed.");
+    	}
+    }
+
+    /**
+     * Get Excel name
+     *
+     * @return string
+     */
+    public function getExcelName() {
+    	return $this->_excelName;
+    }
+
+    /**
+     * Set Excel name
+     *
+     * @param string	$value
+     */
+    public function setExcelName($value) {
+    	$this->_excelName = $value;
+    }
+
+    /**
+     * Get PHPExcel name
+     *
+     * @return string
+     */
+    public function getPHPExcelName() {
+    	return $this->_phpExcelName;
+    }
+
+    /**
+     * Set PHPExcel name
+     *
+     * @param string	$value
+     */
+    public function setPHPExcelName($value) {
+    	$this->_phpExcelName = $value;
+    }
+}

PHPExcel/Calculation/Logical.php

@@ -0,0 +1,288 @@
+<?php
+/**
+ * PHPExcel
+ *
+ * Copyright (c) 2006 - 2014 PHPExcel
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ *
+ * @category	PHPExcel
+ * @package		PHPExcel_Calculation
+ * @copyright	Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ * @license		http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt	LGPL
+ * @version		1.8.0, 2014-03-02
+ */
+
+
+/** PHPExcel root directory */
+if (!defined('PHPEXCEL_ROOT')) {
+	/**
+	 * @ignore
+	 */
+	define('PHPEXCEL_ROOT', dirname(__FILE__) . '/../../');
+	require(PHPEXCEL_ROOT . 'PHPExcel/Autoloader.php');
+}
+
+
+/**
+ * PHPExcel_Calculation_Logical
+ *
+ * @category	PHPExcel
+ * @package		PHPExcel_Calculation
+ * @copyright	Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ */
+class PHPExcel_Calculation_Logical {
+
+	/**
+	 * TRUE
+	 *
+	 * Returns the boolean TRUE.
+	 *
+	 * Excel Function:
+	 *		=TRUE()
+	 *
+	 * @access	public
+	 * @category Logical Functions
+	 * @return	boolean		True
+	 */
+	public static function TRUE() {
+		return TRUE;
+	}	//	function TRUE()
+
+
+	/**
+	 * FALSE
+	 *
+	 * Returns the boolean FALSE.
+	 *
+	 * Excel Function:
+	 *		=FALSE()
+	 *
+	 * @access	public
+	 * @category Logical Functions
+	 * @return	boolean		False
+	 */
+	public static function FALSE() {
+		return FALSE;
+	}	//	function FALSE()
+
+
+	/**
+	 * LOGICAL_AND
+	 *
+	 * Returns boolean TRUE if all its arguments are TRUE; returns FALSE if one or more argument is FALSE.
+	 *
+	 * Excel Function:
+	 *		=AND(logical1[,logical2[, ...]])
+	 *
+	 *		The arguments must evaluate to logical values such as TRUE or FALSE, or the arguments must be arrays
+	 *			or references that contain logical values.
+	 *
+	 *		Boolean arguments are treated as True or False as appropriate
+	 *		Integer or floating point arguments are treated as True, except for 0 or 0.0 which are False
+	 *		If any argument value is a string, or a Null, the function returns a #VALUE! error, unless the string holds
+	 *			the value TRUE or FALSE, in which case it is evaluated as the corresponding boolean value
+	 *
+	 * @access	public
+	 * @category Logical Functions
+	 * @param	mixed		$arg,...		Data values
+	 * @return	boolean		The logical AND of the arguments.
+	 */
+	public static function LOGICAL_AND() {
+		// Return value
+		$returnValue = TRUE;
+
+		// Loop through the arguments
+		$aArgs = PHPExcel_Calculation_Functions::flattenArray(func_get_args());
+		$argCount = -1;
+		foreach ($aArgs as $argCount => $arg) {
+			// Is it a boolean value?
+			if (is_bool($arg)) {
+				$returnValue = $returnValue && $arg;
+			} elseif ((is_numeric($arg)) && (!is_string($arg))) {
+				$returnValue = $returnValue && ($arg != 0);
+			} elseif (is_string($arg)) {
+				$arg = strtoupper($arg);
+				if (($arg == 'TRUE') || ($arg == PHPExcel_Calculation::getTRUE())) {
+					$arg = TRUE;
+				} elseif (($arg == 'FALSE') || ($arg == PHPExcel_Calculation::getFALSE())) {
+					$arg = FALSE;
+				} else {
+					return PHPExcel_Calculation_Functions::VALUE();
+				}
+				$returnValue = $returnValue && ($arg != 0);
+			}
+		}
+
+		// Return
+		if ($argCount < 0) {
+			return PHPExcel_Calculation_Functions::VALUE();
+		}
+		return $returnValue;
+	}	//	function LOGICAL_AND()
+
+
+	/**
+	 * LOGICAL_OR
+	 *
+	 * Returns boolean TRUE if any argument is TRUE; returns FALSE if all arguments are FALSE.
+	 *
+	 * Excel Function:
+	 *		=OR(logical1[,logical2[, ...]])
+	 *
+	 *		The arguments must evaluate to logical values such as TRUE or FALSE, or the arguments must be arrays
+	 *			or references that contain logical values.
+	 *
+	 *		Boolean arguments are treated as True or False as appropriate
+	 *		Integer or floating point arguments are treated as True, except for 0 or 0.0 which are False
+	 *		If any argument value is a string, or a Null, the function returns a #VALUE! error, unless the string holds
+	 *			the value TRUE or FALSE, in which case it is evaluated as the corresponding boolean value
+	 *
+	 * @access	public
+	 * @category Logical Functions
+	 * @param	mixed		$arg,...		Data values
+	 * @return	boolean		The logical OR of the arguments.
+	 */
+	public static function LOGICAL_OR() {
+		// Return value
+		$returnValue = FALSE;
+
+		// Loop through the arguments
+		$aArgs = PHPExcel_Calculation_Functions::flattenArray(func_get_args());
+		$argCount = -1;
+		foreach ($aArgs as $argCount => $arg) {
+			// Is it a boolean value?
+			if (is_bool($arg)) {
+				$returnValue = $returnValue || $arg;
+			} elseif ((is_numeric($arg)) && (!is_string($arg))) {
+				$returnValue = $returnValue || ($arg != 0);
+			} elseif (is_string($arg)) {
+				$arg = strtoupper($arg);
+				if (($arg == 'TRUE') || ($arg == PHPExcel_Calculation::getTRUE())) {
+					$arg = TRUE;
+				} elseif (($arg == 'FALSE') || ($arg == PHPExcel_Calculation::getFALSE())) {
+					$arg = FALSE;
+				} else {
+					return PHPExcel_Calculation_Functions::VALUE();
+				}
+				$returnValue = $returnValue || ($arg != 0);
+			}
+		}
+
+		// Return
+		if ($argCount < 0) {
+			return PHPExcel_Calculation_Functions::VALUE();
+		}
+		return $returnValue;
+	}	//	function LOGICAL_OR()
+
+
+	/**
+	 * NOT
+	 *
+	 * Returns the boolean inverse of the argument.
+	 *
+	 * Excel Function:
+	 *		=NOT(logical)
+	 *
+	 *		The argument must evaluate to a logical value such as TRUE or FALSE
+	 *
+	 *		Boolean arguments are treated as True or False as appropriate
+	 *		Integer or floating point arguments are treated as True, except for 0 or 0.0 which are False
+	 *		If any argument value is a string, or a Null, the function returns a #VALUE! error, unless the string holds
+	 *			the value TRUE or FALSE, in which case it is evaluated as the corresponding boolean value
+	 *
+	 * @access	public
+	 * @category Logical Functions
+	 * @param	mixed		$logical	A value or expression that can be evaluated to TRUE or FALSE
+	 * @return	boolean		The boolean inverse of the argument.
+	 */
+	public static function NOT($logical=FALSE) {
+		$logical = PHPExcel_Calculation_Functions::flattenSingleValue($logical);
+		if (is_string($logical)) {
+			$logical = strtoupper($logical);
+			if (($logical == 'TRUE') || ($logical == PHPExcel_Calculation::getTRUE())) {
+				return FALSE;
+			} elseif (($logical == 'FALSE') || ($logical == PHPExcel_Calculation::getFALSE())) {
+				return TRUE;
+			} else {
+				return PHPExcel_Calculation_Functions::VALUE();
+			}
+		}
+
+		return !$logical;
+	}	//	function NOT()
+
+	/**
+	 * STATEMENT_IF
+	 *
+	 * Returns one value if a condition you specify evaluates to TRUE and another value if it evaluates to FALSE.
+	 *
+	 * Excel Function:
+	 *		=IF(condition[,returnIfTrue[,returnIfFalse]])
+	 *
+	 *		Condition is any value or expression that can be evaluated to TRUE or FALSE.
+	 *			For example, A10=100 is a logical expression; if the value in cell A10 is equal to 100,
+	 *			the expression evaluates to TRUE. Otherwise, the expression evaluates to FALSE.
+	 *			This argument can use any comparison calculation operator.
+	 *		ReturnIfTrue is the value that is returned if condition evaluates to TRUE.
+	 *			For example, if this argument is the text string "Within budget" and the condition argument evaluates to TRUE,
+	 *			then the IF function returns the text "Within budget"
+	 *			If condition is TRUE and ReturnIfTrue is blank, this argument returns 0 (zero). To display the word TRUE, use
+	 *			the logical value TRUE for this argument.
+	 *			ReturnIfTrue can be another formula.
+	 *		ReturnIfFalse is the value that is returned if condition evaluates to FALSE.
+	 *			For example, if this argument is the text string "Over budget" and the condition argument evaluates to FALSE,
+	 *			then the IF function returns the text "Over budget".
+	 *			If condition is FALSE and ReturnIfFalse is omitted, then the logical value FALSE is returned.
+	 *			If condition is FALSE and ReturnIfFalse is blank, then the value 0 (zero) is returned.
+	 *			ReturnIfFalse can be another formula.
+	 *
+	 * @access	public
+	 * @category Logical Functions
+	 * @param	mixed	$condition		Condition to evaluate
+	 * @param	mixed	$returnIfTrue	Value to return when condition is true
+	 * @param	mixed	$returnIfFalse	Optional value to return when condition is false
+	 * @return	mixed	The value of returnIfTrue or returnIfFalse determined by condition
+	 */
+	public static function STATEMENT_IF($condition = TRUE, $returnIfTrue = 0, $returnIfFalse = FALSE) {
+		$condition		= (is_null($condition))		? TRUE :	(boolean) PHPExcel_Calculation_Functions::flattenSingleValue($condition);
+		$returnIfTrue	= (is_null($returnIfTrue))	? 0 :		PHPExcel_Calculation_Functions::flattenSingleValue($returnIfTrue);
+		$returnIfFalse	= (is_null($returnIfFalse))	? FALSE :	PHPExcel_Calculation_Functions::flattenSingleValue($returnIfFalse);
+
+		return ($condition) ? $returnIfTrue : $returnIfFalse;
+	}	//	function STATEMENT_IF()
+
+
+	/**
+	 * IFERROR
+	 *
+	 * Excel Function:
+	 *		=IFERROR(testValue,errorpart)
+	 *
+	 * @access	public
+	 * @category Logical Functions
+	 * @param	mixed	$testValue	Value to check, is also the value returned when no error
+	 * @param	mixed	$errorpart	Value to return when testValue is an error condition
+	 * @return	mixed	The value of errorpart or testValue determined by error condition
+	 */
+	public static function IFERROR($testValue = '', $errorpart = '') {
+		$testValue	= (is_null($testValue))	? '' :	PHPExcel_Calculation_Functions::flattenSingleValue($testValue);
+		$errorpart	= (is_null($errorpart))	? '' :	PHPExcel_Calculation_Functions::flattenSingleValue($errorpart);
+
+		return self::STATEMENT_IF(PHPExcel_Calculation_Functions::IS_ERROR($testValue), $errorpart, $testValue);
+	}	//	function IFERROR()
+
+}	//	class PHPExcel_Calculation_Logical

PHPExcel/Calculation/Token/Stack.php

@@ -0,0 +1,115 @@
+<?php
+/**
+ * PHPExcel
+ *
+ * Copyright (c) 2006 - 2014 PHPExcel
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ * @category   PHPExcel
+ * @package    PHPExcel_Calculation
+ * @copyright  Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ * @license	http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt	LGPL
+ * @version	1.8.0, 2014-03-02
+ */
+
+
+/**
+ * PHPExcel_Calculation_Token_Stack
+ *
+ * @category	PHPExcel_Calculation_Token_Stack
+ * @package		PHPExcel_Calculation
+ * @copyright	Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ */
+class PHPExcel_Calculation_Token_Stack {
+
+	/**
+	 *  The parser stack for formulae
+	 *
+	 *  @var mixed[]
+	 */
+	private $_stack = array();
+
+	/**
+	 *  Count of entries in the parser stack
+	 *
+	 *  @var integer
+	 */
+	private $_count = 0;
+
+
+	/**
+	 * Return the number of entries on the stack
+	 *
+	 * @return  integer
+	 */
+	public function count() {
+		return $this->_count;
+	}	//	function count()
+
+	/**
+	 * Push a new entry onto the stack
+	 *
+	 * @param  mixed  $type
+	 * @param  mixed  $value
+	 * @param  mixed  $reference
+	 */
+	public function push($type, $value, $reference = NULL) {
+		$this->_stack[$this->_count++] = array('type'		=> $type,
+											   'value'		=> $value,
+											   'reference'	=> $reference
+											  );
+		if ($type == 'Function') {
+			$localeFunction = PHPExcel_Calculation::_localeFunc($value);
+			if ($localeFunction != $value) {
+				$this->_stack[($this->_count - 1)]['localeValue'] = $localeFunction;
+			}
+		}
+	}	//	function push()
+
+	/**
+	 * Pop the last entry from the stack
+	 *
+	 * @return  mixed
+	 */
+	public function pop() {
+		if ($this->_count > 0) {
+			return $this->_stack[--$this->_count];
+		}
+		return NULL;
+	}	//	function pop()
+
+	/**
+	 * Return an entry from the stack without removing it
+	 *
+	 * @param   integer  $n  number indicating how far back in the stack we want to look
+	 * @return  mixed
+	 */
+	public function last($n = 1) {
+		if ($this->_count - $n < 0) {
+			return NULL;
+		}
+		return $this->_stack[$this->_count - $n];
+	}	//	function last()
+
+	/**
+	 * Clear the stack
+	 */
+	function clear() {
+		$this->_stack = array();
+		$this->_count = 0;
+	}
+
+}	//	class PHPExcel_Calculation_Token_Stack

PHPExcel/Calculation/functionlist.txt

@@ -0,0 +1,351 @@
+ABS
+ACCRINT
+ACCRINTM
+ACOS
+ACOSH
+ADDRESS
+AMORDEGRC
+AMORLINC
+AND
+AREAS
+ASC
+ASIN
+ASINH
+ATAN
+ATAN2
+ATANH
+AVEDEV
+AVERAGE
+AVERAGEA
+AVERAGEIF
+AVERAGEIFS
+BAHTTEXT
+BESSELI
+BESSELJ
+BESSELK
+BESSELY
+BETADIST
+BETAINV
+BIN2DEC
+BIN2HEX
+BIN2OCT
+BINOMDIST
+CEILING
+CELL
+CHAR
+CHIDIST
+CHIINV
+CHITEST
+CHOOSE
+CLEAN
+CODE
+COLUMN
+COLUMNS
+COMBIN
+COMPLEX
+CONCATENATE
+CONFIDENCE
+CONVERT
+CORREL
+COS
+COSH
+COUNT
+COUNTA
+COUNTBLANK
+COUNTIF
+COUNTIFS
+COUPDAYBS
+COUPDAYBS
+COUPDAYSNC
+COUPNCD
+COUPNUM
+COUPPCD
+COVAR
+CRITBINOM
+CUBEKPIMEMBER
+CUBEMEMBER
+CUBEMEMBERPROPERTY
+CUBERANKEDMEMBER
+CUBESET
+CUBESETCOUNT
+CUBEVALUE
+CUMIPMT
+CUMPRINC
+DATE
+DATEDIF
+DATEVALUE
+DAVERAGE
+DAY
+DAYS360
+DB
+DCOUNT
+DCOUNTA
+DDB
+DEC2BIN
+DEC2HEX
+DEC2OCT
+DEGREES
+DELTA
+DEVSQ
+DGET
+DISC
+DMAX
+DMIN
+DOLLAR
+DOLLARDE
+DOLLARFR
+DPRODUCT
+DSTDEV
+DSTDEVP
+DSUM
+DURATION
+DVAR
+DVARP
+EDATE
+EFFECT
+EOMONTH
+ERF
+ERFC
+ERROR.TYPE
+EVEN
+EXACT
+EXP
+EXPONDIST
+FACT
+FACTDOUBLE
+FALSE
+FDIST
+FIND
+FINDB
+FINV
+FISHER
+FISHERINV
+FIXED
+FLOOR
+FORECAST
+FREQUENCY
+FTEST
+FV
+FVSCHEDULE
+GAMAMDIST
+GAMMAINV
+GAMMALN
+GCD
+GEOMEAN
+GESTEP
+GETPIVOTDATA
+GROWTH
+HARMEAN
+HEX2BIN
+HEX2OCT
+HLOOKUP
+HOUR
+HYPERLINK
+HYPGEOMDIST
+IF
+IFERROR
+IMABS
+IMAGINARY
+IMARGUMENT
+IMCONJUGATE
+IMCOS
+IMEXP
+IMLN
+IMLOG10
+IMLOG2
+IMPOWER
+IMPRODUCT
+IMREAL
+IMSIN
+IMSQRT
+IMSUB
+IMSUM
+INDEX
+INDIRECT
+INFO
+INT
+INTERCEPT
+INTRATE
+IPMT
+IRR
+ISBLANK
+ISERR
+ISERROR
+ISEVEN
+ISLOGICAL
+ISNA
+ISNONTEXT
+ISNUMBER
+ISODD
+ISPMT
+ISREF
+ISTEXT
+JIS
+KURT
+LARGE
+LCM
+LEFT
+LEFTB
+LEN
+LENB
+LINEST
+LN
+LOG
+LOG10
+LOGEST
+LOGINV
+LOGNORMDIST
+LOOKUP
+LOWER
+MATCH
+MAX
+MAXA
+MDETERM
+MDURATION
+MEDIAN
+MID
+MIDB
+MIN
+MINA
+MINUTE
+MINVERSE
+MIRR
+MMULT
+MOD
+MODE
+MONTH
+MROUND
+MULTINOMIAL
+N
+NA
+NEGBINOMDIST
+NETWORKDAYS
+NOMINAL
+NORMDIST
+NORMINV
+NORMSDIST
+NORMSINV
+NOT
+NOW
+NPER
+NPV
+OCT2BIN
+OCT2DEC
+OCT2HEX
+ODD
+ODDFPRICE
+ODDFYIELD
+ODDLPRICE
+ODDLYIELD
+OFFSET
+OR
+PEARSON
+PERCENTILE
+PERCENTRANK
+PERMUT
+PHONETIC
+PI
+PMT
+POISSON
+POWER
+PPMT
+PRICE
+PRICEDISC
+PRICEMAT
+PROB
+PRODUCT
+PROPER
+PV
+QUARTILE
+QUOTIENT
+RADIANS
+RAND
+RANDBETWEEN
+RANK
+RATE
+RECEIVED
+REPLACE
+REPLACEB
+REPT
+RIGHT
+RIGHTB
+ROMAN
+ROUND
+ROUNDDOWN
+ROUNDUP
+ROW
+ROWS
+RSQ
+RTD
+SEARCH
+SEARCHB
+SECOND
+SERIESSUM
+SIGN
+SIN
+SINH
+SKEW
+SLN
+SLOPE
+SMALL
+SQRT
+SQRTPI
+STANDARDIZE
+STDEV
+STDEVA
+STDEVP
+STDEVPA
+STEYX
+SUBSTITUTE
+SUBTOTAL
+SUM
+SUMIF
+SUMIFS
+SUMPRODUCT
+SUMSQ
+SUMX2MY2
+SUMX2PY2
+SUMXMY2
+SYD
+T
+TAN
+TANH
+TBILLEQ
+TBILLPRICE
+TBILLYIELD
+TDIST
+TEXT
+TIME
+TIMEVALUE
+TINV
+TODAY
+TRANSPOSE
+TREND
+TRIM
+TRIMMEAN
+TRUE
+TRUNC
+TTEST
+TYPE
+UPPER
+USDOLLAR
+VALUE
+VAR
+VARA
+VARP
+VARPA
+VDB
+VERSION
+VLOOKUP
+WEEKDAY
+WEEKNUM
+WEIBULL
+WORKDAY
+XIRR
+XNPV
+YEAR
+YEARFRAC
+YIELD
+YIELDDISC
+YIELDMAT
+ZTEST

PHPExcel/Cell/AdvancedValueBinder.php

@@ -0,0 +1,192 @@
+<?php
+/**
+ * PHPExcel
+ *
+ * Copyright (c) 2006 - 2014 PHPExcel
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ * @category   PHPExcel
+ * @package    PHPExcel_Cell
+ * @copyright  Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ * @license    http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt    LGPL
+ * @version    1.8.0, 2014-03-02
+ */
+
+
+/** PHPExcel root directory */
+if (!defined('PHPEXCEL_ROOT')) {
+    /**
+     * @ignore
+     */
+    define('PHPEXCEL_ROOT', dirname(__FILE__) . '/../../');
+    require(PHPEXCEL_ROOT . 'PHPExcel/Autoloader.php');
+}
+
+
+/**
+ * PHPExcel_Cell_AdvancedValueBinder
+ *
+ * @category   PHPExcel
+ * @package    PHPExcel_Cell
+ * @copyright  Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ */
+class PHPExcel_Cell_AdvancedValueBinder extends PHPExcel_Cell_DefaultValueBinder implements PHPExcel_Cell_IValueBinder
+{
+    /**
+     * Bind value to a cell
+     *
+     * @param  PHPExcel_Cell  $cell  Cell to bind value to
+     * @param  mixed $value          Value to bind in cell
+     * @return boolean
+     */
+    public function bindValue(PHPExcel_Cell $cell, $value = null)
+    {
+        // sanitize UTF-8 strings
+        if (is_string($value)) {
+            $value = PHPExcel_Shared_String::SanitizeUTF8($value);
+        }
+
+        // Find out data type
+        $dataType = parent::dataTypeForValue($value);
+
+        // Style logic - strings
+        if ($dataType === PHPExcel_Cell_DataType::TYPE_STRING && !$value instanceof PHPExcel_RichText) {
+            //    Test for booleans using locale-setting
+            if ($value == PHPExcel_Calculation::getTRUE()) {
+                $cell->setValueExplicit( TRUE, PHPExcel_Cell_DataType::TYPE_BOOL);
+                return true;
+            } elseif($value == PHPExcel_Calculation::getFALSE()) {
+                $cell->setValueExplicit( FALSE, PHPExcel_Cell_DataType::TYPE_BOOL);
+                return true;
+            }
+
+            // Check for number in scientific format
+            if (preg_match('/^'.PHPExcel_Calculation::CALCULATION_REGEXP_NUMBER.'$/', $value)) {
+                $cell->setValueExplicit( (float) $value, PHPExcel_Cell_DataType::TYPE_NUMERIC);
+                return true;
+            }
+
+            // Check for fraction
+            if (preg_match('/^([+-]?)\s*([0-9]+)\s?\/\s*([0-9]+)$/', $value, $matches)) {
+                // Convert value to number
+                $value = $matches[2] / $matches[3];
+                if ($matches[1] == '-') $value = 0 - $value;
+                $cell->setValueExplicit( (float) $value, PHPExcel_Cell_DataType::TYPE_NUMERIC);
+                // Set style
+                $cell->getWorksheet()->getStyle( $cell->getCoordinate() )
+                    ->getNumberFormat()->setFormatCode( '??/??' );
+                return true;
+            } elseif (preg_match('/^([+-]?)([0-9]*) +([0-9]*)\s?\/\s*([0-9]*)$/', $value, $matches)) {
+                // Convert value to number
+                $value = $matches[2] + ($matches[3] / $matches[4]);
+                if ($matches[1] == '-') $value = 0 - $value;
+                $cell->setValueExplicit( (float) $value, PHPExcel_Cell_DataType::TYPE_NUMERIC);
+                // Set style
+                $cell->getWorksheet()->getStyle( $cell->getCoordinate() )
+                    ->getNumberFormat()->setFormatCode( '# ??/??' );
+                return true;
+            }
+
+            // Check for percentage
+            if (preg_match('/^\-?[0-9]*\.?[0-9]*\s?\%$/', $value)) {
+                // Convert value to number
+                $value = (float) str_replace('%', '', $value) / 100;
+                $cell->setValueExplicit( $value, PHPExcel_Cell_DataType::TYPE_NUMERIC);
+                // Set style
+                $cell->getWorksheet()->getStyle( $cell->getCoordinate() )
+                    ->getNumberFormat()->setFormatCode( PHPExcel_Style_NumberFormat::FORMAT_PERCENTAGE_00 );
+                return true;
+            }
+
+            // Check for currency
+            $currencyCode = PHPExcel_Shared_String::getCurrencyCode();
+            $decimalSeparator = PHPExcel_Shared_String::getDecimalSeparator();
+            $thousandsSeparator = PHPExcel_Shared_String::getThousandsSeparator();
+            if (preg_match('/^'.preg_quote($currencyCode).' *(\d{1,3}('.preg_quote($thousandsSeparator).'\d{3})*|(\d+))('.preg_quote($decimalSeparator).'\d{2})?$/', $value)) {
+                // Convert value to number
+                $value = (float) trim(str_replace(array($currencyCode, $thousandsSeparator, $decimalSeparator), array('', '', '.'), $value));
+                $cell->setValueExplicit( $value, PHPExcel_Cell_DataType::TYPE_NUMERIC);
+                // Set style
+                $cell->getWorksheet()->getStyle( $cell->getCoordinate() )
+                    ->getNumberFormat()->setFormatCode(
+                        str_replace('$', $currencyCode, PHPExcel_Style_NumberFormat::FORMAT_CURRENCY_USD_SIMPLE )
+                    );
+                return true;
+            } elseif (preg_match('/^\$ *(\d{1,3}(\,\d{3})*|(\d+))(\.\d{2})?$/', $value)) {
+                // Convert value to number
+                $value = (float) trim(str_replace(array('$',','), '', $value));
+                $cell->setValueExplicit( $value, PHPExcel_Cell_DataType::TYPE_NUMERIC);
+                // Set style
+                $cell->getWorksheet()->getStyle( $cell->getCoordinate() )
+                    ->getNumberFormat()->setFormatCode( PHPExcel_Style_NumberFormat::FORMAT_CURRENCY_USD_SIMPLE );
+                return true;
+            }
+
+            // Check for time without seconds e.g. '9:45', '09:45'
+            if (preg_match('/^(\d|[0-1]\d|2[0-3]):[0-5]\d$/', $value)) {
+                // Convert value to number
+                list($h, $m) = explode(':', $value);
+                $days = $h / 24 + $m / 1440;
+                $cell->setValueExplicit($days, PHPExcel_Cell_DataType::TYPE_NUMERIC);
+                // Set style
+                $cell->getWorksheet()->getStyle( $cell->getCoordinate() )
+                    ->getNumberFormat()->setFormatCode( PHPExcel_Style_NumberFormat::FORMAT_DATE_TIME3 );
+                return true;
+            }
+
+            // Check for time with seconds '9:45:59', '09:45:59'
+            if (preg_match('/^(\d|[0-1]\d|2[0-3]):[0-5]\d:[0-5]\d$/', $value)) {
+                // Convert value to number
+                list($h, $m, $s) = explode(':', $value);
+                $days = $h / 24 + $m / 1440 + $s / 86400;
+                // Convert value to number
+                $cell->setValueExplicit($days, PHPExcel_Cell_DataType::TYPE_NUMERIC);
+                // Set style
+                $cell->getWorksheet()->getStyle( $cell->getCoordinate() )
+                    ->getNumberFormat()->setFormatCode( PHPExcel_Style_NumberFormat::FORMAT_DATE_TIME4 );
+                return true;
+            }
+
+            // Check for datetime, e.g. '2008-12-31', '2008-12-31 15:59', '2008-12-31 15:59:10'
+            if (($d = PHPExcel_Shared_Date::stringToExcel($value)) !== false) {
+                // Convert value to number
+                $cell->setValueExplicit($d, PHPExcel_Cell_DataType::TYPE_NUMERIC);
+                // Determine style. Either there is a time part or not. Look for ':'
+                if (strpos($value, ':') !== false) {
+                    $formatCode = 'yyyy-mm-dd h:mm';
+                } else {
+                    $formatCode = 'yyyy-mm-dd';
+                }
+                $cell->getWorksheet()->getStyle( $cell->getCoordinate() )
+                    ->getNumberFormat()->setFormatCode($formatCode);
+                return true;
+            }
+
+            // Check for newline character "\n"
+            if (strpos($value, "\n") !== FALSE) {
+                $value = PHPExcel_Shared_String::SanitizeUTF8($value);
+                $cell->setValueExplicit($value, PHPExcel_Cell_DataType::TYPE_STRING);
+                // Set style
+                $cell->getWorksheet()->getStyle( $cell->getCoordinate() )
+                    ->getAlignment()->setWrapText(TRUE);
+                return true;
+            }
+        }
+
+        // Not bound yet? Use parent...
+        return parent::bindValue($cell, $value);
+    }
+}

PHPExcel/Cell/DataType.php

@@ -0,0 +1,122 @@
+<?php
+/**
+ * PHPExcel
+ *
+ * Copyright (c) 2006 - 2014 PHPExcel
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ * @category   PHPExcel
+ * @package    PHPExcel_Cell
+ * @copyright  Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ * @license    http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt    LGPL
+ * @version    1.8.0, 2014-03-02
+ */
+
+
+/**
+ * PHPExcel_Cell_DataType
+ *
+ * @category   PHPExcel
+ * @package    PHPExcel_Cell
+ * @copyright  Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ */
+class PHPExcel_Cell_DataType
+{
+    /* Data types */
+    const TYPE_STRING2  = 'str';
+    const TYPE_STRING   = 's';
+    const TYPE_FORMULA  = 'f';
+    const TYPE_NUMERIC  = 'n';
+    const TYPE_BOOL     = 'b';
+    const TYPE_NULL     = 'null';
+    const TYPE_INLINE   = 'inlineStr';
+    const TYPE_ERROR    = 'e';
+
+    /**
+     * List of error codes
+     *
+     * @var array
+     */
+    private static $_errorCodes = array(
+        '#NULL!'  => 0,
+        '#DIV/0!' => 1,
+        '#VALUE!' => 2,
+        '#REF!'   => 3,
+        '#NAME?'  => 4,
+        '#NUM!'   => 5,
+        '#N/A'    => 6
+    );
+
+    /**
+     * Get list of error codes
+     *
+     * @return array
+     */
+    public static function getErrorCodes() {
+        return self::$_errorCodes;
+    }
+
+    /**
+     * DataType for value
+     *
+     * @deprecated  Replaced by PHPExcel_Cell_IValueBinder infrastructure, will be removed in version 1.8.0
+     * @param       mixed  $pValue
+     * @return      string
+     */
+    public static function dataTypeForValue($pValue = null) {
+        return PHPExcel_Cell_DefaultValueBinder::dataTypeForValue($pValue);
+    }
+
+    /**
+     * Check a string that it satisfies Excel requirements
+     *
+     * @param  mixed  Value to sanitize to an Excel string
+     * @return mixed  Sanitized value
+     */
+    public static function checkString($pValue = null)
+    {
+        if ($pValue instanceof PHPExcel_RichText) {
+            // TODO: Sanitize Rich-Text string (max. character count is 32,767)
+            return $pValue;
+        }
+
+        // string must never be longer than 32,767 characters, truncate if necessary
+        $pValue = PHPExcel_Shared_String::Substring($pValue, 0, 32767);
+
+        // we require that newline is represented as "\n" in core, not as "\r\n" or "\r"
+        $pValue = str_replace(array("\r\n", "\r"), "\n", $pValue);
+
+        return $pValue;
+    }
+
+    /**
+     * Check a value that it is a valid error code
+     *
+     * @param  mixed   Value to sanitize to an Excel error code
+     * @return string  Sanitized value
+     */
+    public static function checkErrorCode($pValue = null)
+    {
+        $pValue = (string) $pValue;
+
+        if ( !array_key_exists($pValue, self::$_errorCodes) ) {
+            $pValue = '#NULL!';
+        }
+
+        return $pValue;
+    }
+
+}

PHPExcel/Cell/DataValidation.php

@@ -0,0 +1,472 @@
+<?php
+/**
+ * PHPExcel
+ *
+ * Copyright (c) 2006 - 2014 PHPExcel
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ * @category   PHPExcel
+ * @package    PHPExcel_Cell
+ * @copyright  Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ * @license    http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt    LGPL
+ * @version    1.8.0, 2014-03-02
+ */
+
+
+/**
+ * PHPExcel_Cell_DataValidation
+ *
+ * @category   PHPExcel
+ * @package    PHPExcel_Cell
+ * @copyright  Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ */
+class PHPExcel_Cell_DataValidation
+{
+    /* Data validation types */
+    const TYPE_NONE        = 'none';
+    const TYPE_CUSTOM      = 'custom';
+    const TYPE_DATE        = 'date';
+    const TYPE_DECIMAL     = 'decimal';
+    const TYPE_LIST        = 'list';
+    const TYPE_TEXTLENGTH  = 'textLength';
+    const TYPE_TIME        = 'time';
+    const TYPE_WHOLE       = 'whole';
+
+    /* Data validation error styles */
+    const STYLE_STOP         = 'stop';
+    const STYLE_WARNING      = 'warning';
+    const STYLE_INFORMATION  = 'information';
+
+    /* Data validation operators */
+    const OPERATOR_BETWEEN             = 'between';
+    const OPERATOR_EQUAL               = 'equal';
+    const OPERATOR_GREATERTHAN         = 'greaterThan';
+    const OPERATOR_GREATERTHANOREQUAL  = 'greaterThanOrEqual';
+    const OPERATOR_LESSTHAN            = 'lessThan';
+    const OPERATOR_LESSTHANOREQUAL     = 'lessThanOrEqual';
+    const OPERATOR_NOTBETWEEN          = 'notBetween';
+    const OPERATOR_NOTEQUAL            = 'notEqual';
+
+    /**
+     * Formula 1
+     *
+     * @var string
+     */
+    private $_formula1;
+
+    /**
+     * Formula 2
+     *
+     * @var string
+     */
+    private $_formula2;
+
+    /**
+     * Type
+     *
+     * @var string
+     */
+    private $_type = PHPExcel_Cell_DataValidation::TYPE_NONE;
+
+    /**
+     * Error style
+     *
+     * @var string
+     */
+    private $_errorStyle = PHPExcel_Cell_DataValidation::STYLE_STOP;
+
+    /**
+     * Operator
+     *
+     * @var string
+     */
+    private $_operator;
+
+    /**
+     * Allow Blank
+     *
+     * @var boolean
+     */
+    private $_allowBlank;
+
+    /**
+     * Show DropDown
+     *
+     * @var boolean
+     */
+    private $_showDropDown;
+
+    /**
+     * Show InputMessage
+     *
+     * @var boolean
+     */
+    private $_showInputMessage;
+
+    /**
+     * Show ErrorMessage
+     *
+     * @var boolean
+     */
+    private $_showErrorMessage;
+
+    /**
+     * Error title
+     *
+     * @var string
+     */
+    private $_errorTitle;
+
+    /**
+     * Error
+     *
+     * @var string
+     */
+    private $_error;
+
+    /**
+     * Prompt title
+     *
+     * @var string
+     */
+    private $_promptTitle;
+
+    /**
+     * Prompt
+     *
+     * @var string
+     */
+    private $_prompt;
+
+    /**
+     * Create a new PHPExcel_Cell_DataValidation
+     */
+    public function __construct()
+    {
+        // Initialise member variables
+        $this->_formula1          = '';
+        $this->_formula2          = '';
+        $this->_type              = PHPExcel_Cell_DataValidation::TYPE_NONE;
+        $this->_errorStyle        = PHPExcel_Cell_DataValidation::STYLE_STOP;
+        $this->_operator          = '';
+        $this->_allowBlank        = FALSE;
+        $this->_showDropDown      = FALSE;
+        $this->_showInputMessage  = FALSE;
+        $this->_showErrorMessage  = FALSE;
+        $this->_errorTitle        = '';
+        $this->_error             = '';
+        $this->_promptTitle       = '';
+        $this->_prompt            = '';
+    }
+
+    /**
+     * Get Formula 1
+     *
+     * @return string
+     */
+    public function getFormula1() {
+        return $this->_formula1;
+    }
+
+    /**
+     * Set Formula 1
+     *
+     * @param  string    $value
+     * @return PHPExcel_Cell_DataValidation
+     */
+    public function setFormula1($value = '') {
+        $this->_formula1 = $value;
+        return $this;
+    }
+
+    /**
+     * Get Formula 2
+     *
+     * @return string
+     */
+    public function getFormula2() {
+        return $this->_formula2;
+    }
+
+    /**
+     * Set Formula 2
+     *
+     * @param  string    $value
+     * @return PHPExcel_Cell_DataValidation
+     */
+    public function setFormula2($value = '') {
+        $this->_formula2 = $value;
+        return $this;
+    }
+
+    /**
+     * Get Type
+     *
+     * @return string
+     */
+    public function getType() {
+        return $this->_type;
+    }
+
+    /**
+     * Set Type
+     *
+     * @param  string    $value
+     * @return PHPExcel_Cell_DataValidation
+     */
+    public function setType($value = PHPExcel_Cell_DataValidation::TYPE_NONE) {
+        $this->_type = $value;
+        return $this;
+    }
+
+    /**
+     * Get Error style
+     *
+     * @return string
+     */
+    public function getErrorStyle() {
+        return $this->_errorStyle;
+    }
+
+    /**
+     * Set Error style
+     *
+     * @param  string    $value
+     * @return PHPExcel_Cell_DataValidation
+     */
+    public function setErrorStyle($value = PHPExcel_Cell_DataValidation::STYLE_STOP) {
+        $this->_errorStyle = $value;
+        return $this;
+    }
+
+    /**
+     * Get Operator
+     *
+     * @return string
+     */
+    public function getOperator() {
+        return $this->_operator;
+    }
+
+    /**
+     * Set Operator
+     *
+     * @param  string    $value
+     * @return PHPExcel_Cell_DataValidation
+     */
+    public function setOperator($value = '') {
+        $this->_operator = $value;
+        return $this;
+    }
+
+    /**
+     * Get Allow Blank
+     *
+     * @return boolean
+     */
+    public function getAllowBlank() {
+        return $this->_allowBlank;
+    }
+
+    /**
+     * Set Allow Blank
+     *
+     * @param  boolean    $value
+     * @return PHPExcel_Cell_DataValidation
+     */
+    public function setAllowBlank($value = false) {
+        $this->_allowBlank = $value;
+        return $this;
+    }
+
+    /**
+     * Get Show DropDown
+     *
+     * @return boolean
+     */
+    public function getShowDropDown() {
+        return $this->_showDropDown;
+    }
+
+    /**
+     * Set Show DropDown
+     *
+     * @param  boolean    $value
+     * @return PHPExcel_Cell_DataValidation
+     */
+    public function setShowDropDown($value = false) {
+        $this->_showDropDown = $value;
+        return $this;
+    }
+
+    /**
+     * Get Show InputMessage
+     *
+     * @return boolean
+     */
+    public function getShowInputMessage() {
+        return $this->_showInputMessage;
+    }
+
+    /**
+     * Set Show InputMessage
+     *
+     * @param  boolean    $value
+     * @return PHPExcel_Cell_DataValidation
+     */
+    public function setShowInputMessage($value = false) {
+        $this->_showInputMessage = $value;
+        return $this;
+    }
+
+    /**
+     * Get Show ErrorMessage
+     *
+     * @return boolean
+     */
+    public function getShowErrorMessage() {
+        return $this->_showErrorMessage;
+    }
+
+    /**
+     * Set Show ErrorMessage
+     *
+     * @param  boolean    $value
+     * @return PHPExcel_Cell_DataValidation
+     */
+    public function setShowErrorMessage($value = false) {
+        $this->_showErrorMessage = $value;
+        return $this;
+    }
+
+    /**
+     * Get Error title
+     *
+     * @return string
+     */
+    public function getErrorTitle() {
+        return $this->_errorTitle;
+    }
+
+    /**
+     * Set Error title
+     *
+     * @param  string    $value
+     * @return PHPExcel_Cell_DataValidation
+     */
+    public function setErrorTitle($value = '') {
+        $this->_errorTitle = $value;
+        return $this;
+    }
+
+    /**
+     * Get Error
+     *
+     * @return string
+     */
+    public function getError() {
+        return $this->_error;
+    }
+
+    /**
+     * Set Error
+     *
+     * @param  string    $value
+     * @return PHPExcel_Cell_DataValidation
+     */
+    public function setError($value = '') {
+        $this->_error = $value;
+        return $this;
+    }
+
+    /**
+     * Get Prompt title
+     *
+     * @return string
+     */
+    public function getPromptTitle() {
+        return $this->_promptTitle;
+    }
+
+    /**
+     * Set Prompt title
+     *
+     * @param  string    $value
+     * @return PHPExcel_Cell_DataValidation
+     */
+    public function setPromptTitle($value = '') {
+        $this->_promptTitle = $value;
+        return $this;
+    }
+
+    /**
+     * Get Prompt
+     *
+     * @return string
+     */
+    public function getPrompt() {
+        return $this->_prompt;
+    }
+
+    /**
+     * Set Prompt
+     *
+     * @param  string    $value
+     * @return PHPExcel_Cell_DataValidation
+     */
+    public function setPrompt($value = '') {
+        $this->_prompt = $value;
+        return $this;
+    }
+
+    /**
+     * Get hash code
+     *
+     * @return string    Hash code
+     */
+    public function getHashCode() {
+        return md5(
+              $this->_formula1
+            . $this->_formula2
+            . $this->_type = PHPExcel_Cell_DataValidation::TYPE_NONE
+            . $this->_errorStyle = PHPExcel_Cell_DataValidation::STYLE_STOP
+            . $this->_operator
+            . ($this->_allowBlank ? 't' : 'f')
+            . ($this->_showDropDown ? 't' : 'f')
+            . ($this->_showInputMessage ? 't' : 'f')
+            . ($this->_showErrorMessage ? 't' : 'f')
+            . $this->_errorTitle
+            . $this->_error
+            . $this->_promptTitle
+            . $this->_prompt
+            . __CLASS__
+        );
+    }
+
+    /**
+     * Implement PHP __clone to create a deep clone, not just a shallow copy.
+     */
+    public function __clone() {
+        $vars = get_object_vars($this);
+        foreach ($vars as $key => $value) {
+            if (is_object($value)) {
+                $this->$key = clone $value;
+            } else {
+                $this->$key = $value;
+            }
+        }
+    }
+}

PHPExcel/Cell/DefaultValueBinder.php

@@ -0,0 +1,106 @@
+<?php
+/**
+ * PHPExcel
+ *
+ * Copyright (c) 2006 - 2014 PHPExcel
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ * @category   PHPExcel
+ * @package    PHPExcel_Cell
+ * @copyright  Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ * @license    http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt    LGPL
+ * @version    1.8.0, 2014-03-02
+ */
+
+
+/** PHPExcel root directory */
+if (!defined('PHPEXCEL_ROOT')) {
+    /**
+     * @ignore
+     */
+    define('PHPEXCEL_ROOT', dirname(__FILE__) . '/../../');
+    require(PHPEXCEL_ROOT . 'PHPExcel/Autoloader.php');
+}
+
+
+/**
+ * PHPExcel_Cell_DefaultValueBinder
+ *
+ * @category   PHPExcel
+ * @package    PHPExcel_Cell
+ * @copyright  Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ */
+class PHPExcel_Cell_DefaultValueBinder implements PHPExcel_Cell_IValueBinder
+{
+    /**
+     * Bind value to a cell
+     *
+     * @param  PHPExcel_Cell  $cell   Cell to bind value to
+     * @param  mixed          $value  Value to bind in cell
+     * @return boolean
+     */
+    public function bindValue(PHPExcel_Cell $cell, $value = null)
+    {
+        // sanitize UTF-8 strings
+        if (is_string($value)) {
+            $value = PHPExcel_Shared_String::SanitizeUTF8($value);
+        }
+
+        // Set value explicit
+        $cell->setValueExplicit( $value, self::dataTypeForValue($value) );
+
+        // Done!
+        return TRUE;
+    }
+
+    /**
+     * DataType for value
+     *
+     * @param   mixed  $pValue
+     * @return  string
+     */
+    public static function dataTypeForValue($pValue = null) {
+        // Match the value against a few data types
+        if (is_null($pValue)) {
+            return PHPExcel_Cell_DataType::TYPE_NULL;
+
+        } elseif ($pValue === '') {
+            return PHPExcel_Cell_DataType::TYPE_STRING;
+
+        } elseif ($pValue instanceof PHPExcel_RichText) {
+            return PHPExcel_Cell_DataType::TYPE_INLINE;
+
+        } elseif ($pValue{0} === '=' && strlen($pValue) > 1) {
+            return PHPExcel_Cell_DataType::TYPE_FORMULA;
+
+        } elseif (is_bool($pValue)) {
+            return PHPExcel_Cell_DataType::TYPE_BOOL;
+
+        } elseif (is_float($pValue) || is_int($pValue)) {
+            return PHPExcel_Cell_DataType::TYPE_NUMERIC;
+
+        } elseif (preg_match('/^\-?([0-9]+\\.?[0-9]*|[0-9]*\\.?[0-9]+)$/', $pValue)) {
+            return PHPExcel_Cell_DataType::TYPE_NUMERIC;
+
+        } elseif (is_string($pValue) && array_key_exists($pValue, PHPExcel_Cell_DataType::getErrorCodes())) {
+            return PHPExcel_Cell_DataType::TYPE_ERROR;
+
+        } else {
+            return PHPExcel_Cell_DataType::TYPE_STRING;
+
+        }
+    }
+}

PHPExcel/Cell/Hyperlink.php

@@ -0,0 +1,126 @@
+<?php
+/**
+ * PHPExcel
+ *
+ * Copyright (c) 2006 - 2014 PHPExcel
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ * @category   PHPExcel
+ * @package    PHPExcel_Cell
+ * @copyright  Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ * @license    http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt    LGPL
+ * @version    1.8.0, 2014-03-02
+ */
+
+
+/**
+ * PHPExcel_Cell_Hyperlink
+ *
+ * @category   PHPExcel
+ * @package    PHPExcel_Cell
+ * @copyright  Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ */
+class PHPExcel_Cell_Hyperlink
+{
+    /**
+     * URL to link the cell to
+     *
+     * @var string
+     */
+    private $_url;
+
+    /**
+     * Tooltip to display on the hyperlink
+     *
+     * @var string
+     */
+    private $_tooltip;
+
+    /**
+     * Create a new PHPExcel_Cell_Hyperlink
+     *
+     * @param  string  $pUrl      Url to link the cell to
+     * @param  string  $pTooltip  Tooltip to display on the hyperlink
+     */
+    public function __construct($pUrl = '', $pTooltip = '')
+    {
+        // Initialise member variables
+        $this->_url         = $pUrl;
+        $this->_tooltip     = $pTooltip;
+    }
+
+    /**
+     * Get URL
+     *
+     * @return string
+     */
+    public function getUrl() {
+        return $this->_url;
+    }
+
+    /**
+     * Set URL
+     *
+     * @param  string    $value
+     * @return PHPExcel_Cell_Hyperlink
+     */
+    public function setUrl($value = '') {
+        $this->_url = $value;
+        return $this;
+    }
+
+    /**
+     * Get tooltip
+     *
+     * @return string
+     */
+    public function getTooltip() {
+        return $this->_tooltip;
+    }
+
+    /**
+     * Set tooltip
+     *
+     * @param  string    $value
+     * @return PHPExcel_Cell_Hyperlink
+     */
+    public function setTooltip($value = '') {
+        $this->_tooltip = $value;
+        return $this;
+    }
+
+    /**
+     * Is this hyperlink internal? (to another worksheet)
+     *
+     * @return boolean
+     */
+    public function isInternal() {
+        return strpos($this->_url, 'sheet://') !== false;
+    }
+
+    /**
+     * Get hash code
+     *
+     * @return string    Hash code
+     */
+    public function getHashCode() {
+        return md5(
+              $this->_url
+            . $this->_tooltip
+            . __CLASS__
+        );
+    }
+}

PHPExcel/Cell/IValueBinder.php

@@ -0,0 +1,46 @@
+<?php
+/**
+ * PHPExcel
+ *
+ * Copyright (c) 2006 - 2014 PHPExcel
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ * @category   PHPExcel
+ * @package    PHPExcel_Cell
+ * @copyright  Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ * @license    http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt    LGPL
+ * @version    1.8.0, 2014-03-02
+ */
+
+
+/**
+ * PHPExcel_Cell_IValueBinder
+ *
+ * @category   PHPExcel
+ * @package    PHPExcel_Cell
+ * @copyright  Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ */
+interface PHPExcel_Cell_IValueBinder
+{
+    /**
+     * Bind value to a cell
+     *
+     * @param  PHPExcel_Cell $cell    Cell to bind value to
+     * @param  mixed $value           Value to bind in cell
+     * @return boolean
+     */
+    public function bindValue(PHPExcel_Cell $cell, $value = NULL);
+}

PHPExcel/Chart/DataSeries.php

@@ -0,0 +1,365 @@
+<?php
+/**
+ * PHPExcel
+ *
+ * Copyright (c) 2006 - 2014 PHPExcel
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ * @category	PHPExcel
+ * @package		PHPExcel_Chart
+ * @copyright	Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ * @license		http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt	LGPL
+ * @version	1.8.0, 2014-03-02
+ */
+
+
+/**
+ * PHPExcel_Chart_DataSeries
+ *
+ * @category	PHPExcel
+ * @package		PHPExcel_Chart
+ * @copyright	Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ */
+class PHPExcel_Chart_DataSeries
+{
+
+	const TYPE_BARCHART			= 'barChart';
+	const TYPE_BARCHART_3D		= 'bar3DChart';
+	const TYPE_LINECHART		= 'lineChart';
+	const TYPE_LINECHART_3D		= 'line3DChart';
+	const TYPE_AREACHART		= 'areaChart';
+	const TYPE_AREACHART_3D		= 'area3DChart';
+	const TYPE_PIECHART			= 'pieChart';
+	const TYPE_PIECHART_3D		= 'pie3DChart';
+	const TYPE_DOUGHTNUTCHART	= 'doughnutChart';
+	const TYPE_DONUTCHART		= self::TYPE_DOUGHTNUTCHART;	//	Synonym
+	const TYPE_SCATTERCHART		= 'scatterChart';
+	const TYPE_SURFACECHART		= 'surfaceChart';
+	const TYPE_SURFACECHART_3D	= 'surface3DChart';
+	const TYPE_RADARCHART		= 'radarChart';
+	const TYPE_BUBBLECHART		= 'bubbleChart';
+	const TYPE_STOCKCHART		= 'stockChart';
+	const TYPE_CANDLECHART		= self::TYPE_STOCKCHART;	   //	Synonym
+
+	const GROUPING_CLUSTERED			= 'clustered';
+	const GROUPING_STACKED				= 'stacked';
+	const GROUPING_PERCENT_STACKED		= 'percentStacked';
+	const GROUPING_STANDARD				= 'standard';
+
+	const DIRECTION_BAR			= 'bar';
+	const DIRECTION_HORIZONTAL	= self::DIRECTION_BAR;
+	const DIRECTION_COL			= 'col';
+	const DIRECTION_COLUMN		= self::DIRECTION_COL;
+	const DIRECTION_VERTICAL	= self::DIRECTION_COL;
+
+	const STYLE_LINEMARKER		= 'lineMarker';
+	const STYLE_SMOOTHMARKER	= 'smoothMarker';
+	const STYLE_MARKER			= 'marker';
+	const STYLE_FILLED			= 'filled';
+
+
+	/**
+	 * Series Plot Type
+	 *
+	 * @var string
+	 */
+	private $_plotType = null;
+
+	/**
+	 * Plot Grouping Type
+	 *
+	 * @var boolean
+	 */
+	private $_plotGrouping = null;
+
+	/**
+	 * Plot Direction
+	 *
+	 * @var boolean
+	 */
+	private $_plotDirection = null;
+
+	/**
+	 * Plot Style
+	 *
+	 * @var string
+	 */
+	private $_plotStyle = null;
+
+	/**
+	 * Order of plots in Series
+	 *
+	 * @var array of integer
+	 */
+	private $_plotOrder = array();
+
+	/**
+	 * Plot Label
+	 *
+	 * @var array of PHPExcel_Chart_DataSeriesValues
+	 */
+	private $_plotLabel = array();
+
+	/**
+	 * Plot Category
+	 *
+	 * @var array of PHPExcel_Chart_DataSeriesValues
+	 */
+	private $_plotCategory = array();
+
+	/**
+	 * Smooth Line
+	 *
+	 * @var string
+	 */
+	private $_smoothLine = null;
+
+	/**
+	 * Plot Values
+	 *
+	 * @var array of PHPExcel_Chart_DataSeriesValues
+	 */
+	private $_plotValues = array();
+
+	/**
+	 * Create a new PHPExcel_Chart_DataSeries
+	 */
+	public function __construct($plotType = null, $plotGrouping = null, $plotOrder = array(), $plotLabel = array(), $plotCategory = array(), $plotValues = array(), $smoothLine = null, $plotStyle = null)
+	{
+		$this->_plotType = $plotType;
+		$this->_plotGrouping = $plotGrouping;
+		$this->_plotOrder = $plotOrder;
+		$keys = array_keys($plotValues);
+		$this->_plotValues = $plotValues;
+		if ((count($plotLabel) == 0) || (is_null($plotLabel[$keys[0]]))) {
+			$plotLabel[$keys[0]] = new PHPExcel_Chart_DataSeriesValues();
+		}
+
+		$this->_plotLabel = $plotLabel;
+		if ((count($plotCategory) == 0) || (is_null($plotCategory[$keys[0]]))) {
+			$plotCategory[$keys[0]] = new PHPExcel_Chart_DataSeriesValues();
+		}
+		$this->_plotCategory = $plotCategory;
+		$this->_smoothLine = $smoothLine;
+		$this->_plotStyle = $plotStyle;
+	}
+
+	/**
+	 * Get Plot Type
+	 *
+	 * @return string
+	 */
+	public function getPlotType() {
+		return $this->_plotType;
+	}
+
+	/**
+	 * Set Plot Type
+	 *
+	 * @param string $plotType
+     * @return PHPExcel_Chart_DataSeries
+	 */
+	public function setPlotType($plotType = '') {
+		$this->_plotType = $plotType;
+        return $this;
+	}
+
+	/**
+	 * Get Plot Grouping Type
+	 *
+	 * @return string
+	 */
+	public function getPlotGrouping() {
+		return $this->_plotGrouping;
+	}
+
+	/**
+	 * Set Plot Grouping Type
+	 *
+	 * @param string $groupingType
+     * @return PHPExcel_Chart_DataSeries
+	 */
+	public function setPlotGrouping($groupingType = null) {
+		$this->_plotGrouping = $groupingType;
+        return $this;
+	}
+
+	/**
+	 * Get Plot Direction
+	 *
+	 * @return string
+	 */
+	public function getPlotDirection() {
+		return $this->_plotDirection;
+	}
+
+	/**
+	 * Set Plot Direction
+	 *
+	 * @param string $plotDirection
+     * @return PHPExcel_Chart_DataSeries
+	 */
+	public function setPlotDirection($plotDirection = null) {
+		$this->_plotDirection = $plotDirection;
+        return $this;
+	}
+
+	/**
+	 * Get Plot Order
+	 *
+	 * @return string
+	 */
+	public function getPlotOrder() {
+		return $this->_plotOrder;
+	}
+
+	/**
+	 * Get Plot Labels
+	 *
+	 * @return array of PHPExcel_Chart_DataSeriesValues
+	 */
+	public function getPlotLabels() {
+		return $this->_plotLabel;
+	}
+
+	/**
+	 * Get Plot Label by Index
+	 *
+	 * @return PHPExcel_Chart_DataSeriesValues
+	 */
+	public function getPlotLabelByIndex($index) {
+		$keys = array_keys($this->_plotLabel);
+		if (in_array($index,$keys)) {
+			return $this->_plotLabel[$index];
+		} elseif(isset($keys[$index])) {
+			return $this->_plotLabel[$keys[$index]];
+		}
+		return false;
+	}
+
+	/**
+	 * Get Plot Categories
+	 *
+	 * @return array of PHPExcel_Chart_DataSeriesValues
+	 */
+	public function getPlotCategories() {
+		return $this->_plotCategory;
+	}
+
+	/**
+	 * Get Plot Category by Index
+	 *
+	 * @return PHPExcel_Chart_DataSeriesValues
+	 */
+	public function getPlotCategoryByIndex($index) {
+		$keys = array_keys($this->_plotCategory);
+		if (in_array($index,$keys)) {
+			return $this->_plotCategory[$index];
+		} elseif(isset($keys[$index])) {
+			return $this->_plotCategory[$keys[$index]];
+		}
+		return false;
+	}
+
+	/**
+	 * Get Plot Style
+	 *
+	 * @return string
+	 */
+	public function getPlotStyle() {
+		return $this->_plotStyle;
+	}
+
+	/**
+	 * Set Plot Style
+	 *
+	 * @param string $plotStyle
+     * @return PHPExcel_Chart_DataSeries
+	 */
+	public function setPlotStyle($plotStyle = null) {
+		$this->_plotStyle = $plotStyle;
+        return $this;
+	}
+
+	/**
+	 * Get Plot Values
+	 *
+	 * @return array of PHPExcel_Chart_DataSeriesValues
+	 */
+	public function getPlotValues() {
+		return $this->_plotValues;
+	}
+
+	/**
+	 * Get Plot Values by Index
+	 *
+	 * @return PHPExcel_Chart_DataSeriesValues
+	 */
+	public function getPlotValuesByIndex($index) {
+		$keys = array_keys($this->_plotValues);
+		if (in_array($index,$keys)) {
+			return $this->_plotValues[$index];
+		} elseif(isset($keys[$index])) {
+			return $this->_plotValues[$keys[$index]];
+		}
+		return false;
+	}
+
+	/**
+	 * Get Number of Plot Series
+	 *
+	 * @return integer
+	 */
+	public function getPlotSeriesCount() {
+		return count($this->_plotValues);
+	}
+
+	/**
+	 * Get Smooth Line
+	 *
+	 * @return boolean
+	 */
+	public function getSmoothLine() {
+		return $this->_smoothLine;
+	}
+
+	/**
+	 * Set Smooth Line
+	 *
+	 * @param boolean $smoothLine
+     * @return PHPExcel_Chart_DataSeries
+	 */
+	public function setSmoothLine($smoothLine = TRUE) {
+		$this->_smoothLine = $smoothLine;
+        return $this;
+	}
+
+	public function refresh(PHPExcel_Worksheet $worksheet) {
+	    foreach($this->_plotValues as $plotValues) {
+			if ($plotValues !== NULL)
+				$plotValues->refresh($worksheet, TRUE);
+		}
+		foreach($this->_plotLabel as $plotValues) {
+			if ($plotValues !== NULL)
+				$plotValues->refresh($worksheet, TRUE);
+		}
+		foreach($this->_plotCategory as $plotValues) {
+			if ($plotValues !== NULL)
+				$plotValues->refresh($worksheet, FALSE);
+		}
+	}
+
+}

PHPExcel/Chart/DataSeriesValues.php

@@ -0,0 +1,327 @@
+<?php
+/**
+ * PHPExcel
+ *
+ * Copyright (c) 2006 - 2014 PHPExcel
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ * @category	PHPExcel
+ * @package		PHPExcel_Chart
+ * @copyright	Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ * @license		http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt	LGPL
+ * @version		1.8.0, 2014-03-02
+ */
+
+
+/**
+ * PHPExcel_Chart_DataSeriesValues
+ *
+ * @category	PHPExcel
+ * @package		PHPExcel_Chart
+ * @copyright	Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ */
+class PHPExcel_Chart_DataSeriesValues
+{
+
+	const DATASERIES_TYPE_STRING	= 'String';
+	const DATASERIES_TYPE_NUMBER	= 'Number';
+
+	private static $_dataTypeValues = array(
+		self::DATASERIES_TYPE_STRING,
+		self::DATASERIES_TYPE_NUMBER,
+	);
+
+	/**
+	 * Series Data Type
+	 *
+	 * @var	string
+	 */
+	private $_dataType = null;
+
+	/**
+	 * Series Data Source
+	 *
+	 * @var	string
+	 */
+	private $_dataSource = null;
+
+	/**
+	 * Format Code
+	 *
+	 * @var	string
+	 */
+	private $_formatCode = null;
+
+	/**
+	 * Series Point Marker
+	 *
+	 * @var	string
+	 */
+	private $_marker = null;
+
+	/**
+	 * Point Count (The number of datapoints in the dataseries)
+	 *
+	 * @var	integer
+	 */
+	private $_pointCount = 0;
+
+	/**
+	 * Data Values
+	 *
+	 * @var	array of mixed
+	 */
+	private $_dataValues = array();
+
+	/**
+	 * Create a new PHPExcel_Chart_DataSeriesValues object
+	 */
+	public function __construct($dataType = self::DATASERIES_TYPE_NUMBER, $dataSource = null, $formatCode = null, $pointCount = 0, $dataValues = array(), $marker = null)
+	{
+		$this->setDataType($dataType);
+		$this->_dataSource = $dataSource;
+		$this->_formatCode = $formatCode;
+		$this->_pointCount = $pointCount;
+		$this->_dataValues = $dataValues;
+		$this->_marker = $marker;
+	}
+
+	/**
+	 * Get Series Data Type
+	 *
+	 * @return	string
+	 */
+	public function getDataType() {
+		return $this->_dataType;
+	}
+
+	/**
+	 * Set Series Data Type
+	 *
+	 * @param	string	$dataType	Datatype of this data series
+	 *								Typical values are:
+	 *									PHPExcel_Chart_DataSeriesValues::DATASERIES_TYPE_STRING
+	 *										Normally used for axis point values
+	 *									PHPExcel_Chart_DataSeriesValues::DATASERIES_TYPE_NUMBER
+	 *										Normally used for chart data values
+	 * @return	PHPExcel_Chart_DataSeriesValues
+	 */
+	public function setDataType($dataType = self::DATASERIES_TYPE_NUMBER) {
+		if (!in_array($dataType, self::$_dataTypeValues)) {
+    		throw new PHPExcel_Chart_Exception('Invalid datatype for chart data series values');
+		}
+		$this->_dataType = $dataType;
+
+		return $this;
+	}
+
+	/**
+	 * Get Series Data Source (formula)
+	 *
+	 * @return	string
+	 */
+	public function getDataSource() {
+		return $this->_dataSource;
+	}
+
+	/**
+	 * Set Series Data Source (formula)
+	 *
+	 * @param	string	$dataSource
+	 * @return	PHPExcel_Chart_DataSeriesValues
+	 */
+	public function setDataSource($dataSource = null, $refreshDataValues = true) {
+		$this->_dataSource = $dataSource;
+
+		if ($refreshDataValues) {
+			//	TO DO
+		}
+
+		return $this;
+	}
+
+	/**
+	 * Get Point Marker
+	 *
+	 * @return string
+	 */
+	public function getPointMarker() {
+		return $this->_marker;
+	}
+
+	/**
+	 * Set Point Marker
+	 *
+	 * @param	string	$marker
+	 * @return	PHPExcel_Chart_DataSeriesValues
+	 */
+	public function setPointMarker($marker = null) {
+		$this->_marker = $marker;
+
+		return $this;
+	}
+
+	/**
+	 * Get Series Format Code
+	 *
+	 * @return	string
+	 */
+	public function getFormatCode() {
+		return $this->_formatCode;
+	}
+
+	/**
+	 * Set Series Format Code
+	 *
+	 * @param	string	$formatCode
+	 * @return	PHPExcel_Chart_DataSeriesValues
+	 */
+	public function setFormatCode($formatCode = null) {
+		$this->_formatCode = $formatCode;
+
+		return $this;
+	}
+
+	/**
+	 * Get Series Point Count
+	 *
+	 * @return	integer
+	 */
+	public function getPointCount() {
+		return $this->_pointCount;
+	}
+
+	/**
+	 * Identify if the Data Series is a multi-level or a simple series
+	 *
+	 * @return	boolean
+	 */
+	public function isMultiLevelSeries() {
+		if (count($this->_dataValues) > 0) {
+			return is_array($this->_dataValues[0]);
+		}
+		return null;
+	}
+
+	/**
+	 * Return the level count of a multi-level Data Series
+	 *
+	 * @return	boolean
+	 */
+	public function multiLevelCount() {
+		$levelCount = 0;
+		foreach($this->_dataValues as $dataValueSet) {
+			$levelCount = max($levelCount,count($dataValueSet));
+		}
+		return $levelCount;
+	}
+
+	/**
+	 * Get Series Data Values
+	 *
+	 * @return	array of mixed
+	 */
+	public function getDataValues() {
+		return $this->_dataValues;
+	}
+
+	/**
+	 * Get the first Series Data value
+	 *
+	 * @return	mixed
+	 */
+	public function getDataValue() {
+		$count = count($this->_dataValues);
+		if ($count == 0) {
+			return null;
+		} elseif ($count == 1) {
+			return $this->_dataValues[0];
+		}
+		return $this->_dataValues;
+	}
+
+	/**
+	 * Set Series Data Values
+	 *
+	 * @param	array	$dataValues
+	 * @param	boolean	$refreshDataSource
+	 *					TRUE - refresh the value of _dataSource based on the values of $dataValues
+	 *					FALSE - don't change the value of _dataSource
+	 * @return	PHPExcel_Chart_DataSeriesValues
+	 */
+	public function setDataValues($dataValues = array(), $refreshDataSource = TRUE) {
+		$this->_dataValues = PHPExcel_Calculation_Functions::flattenArray($dataValues);
+		$this->_pointCount = count($dataValues);
+
+		if ($refreshDataSource) {
+			//	TO DO
+		}
+
+		return $this;
+	}
+
+	private function _stripNulls($var) {
+		return $var !== NULL;
+	}
+
+	public function refresh(PHPExcel_Worksheet $worksheet, $flatten = TRUE) {
+        if ($this->_dataSource !== NULL) {
+        	$calcEngine = PHPExcel_Calculation::getInstance($worksheet->getParent());
+			$newDataValues = PHPExcel_Calculation::_unwrapResult(
+			    $calcEngine->_calculateFormulaValue(
+			        '='.$this->_dataSource,
+			        NULL,
+			        $worksheet->getCell('A1')
+			    )
+			);
+			if ($flatten) {
+				$this->_dataValues = PHPExcel_Calculation_Functions::flattenArray($newDataValues);
+				foreach($this->_dataValues as &$dataValue) {
+					if ((!empty($dataValue)) && ($dataValue[0] == '#')) {
+						$dataValue = 0.0;
+					}
+				}
+				unset($dataValue);
+			} else {
+				$cellRange = explode('!',$this->_dataSource);
+				if (count($cellRange) > 1) {
+					list(,$cellRange) = $cellRange;
+				}
+
+				$dimensions = PHPExcel_Cell::rangeDimension(str_replace('$','',$cellRange));
+				if (($dimensions[0] == 1) || ($dimensions[1] == 1)) {
+					$this->_dataValues = PHPExcel_Calculation_Functions::flattenArray($newDataValues);
+				} else {
+					$newArray = array_values(array_shift($newDataValues));
+					foreach($newArray as $i => $newDataSet) {
+						$newArray[$i] = array($newDataSet);
+					}
+
+					foreach($newDataValues as $newDataSet) {
+						$i = 0;
+						foreach($newDataSet as $newDataVal) {
+							array_unshift($newArray[$i++],$newDataVal);
+						}
+					}
+					$this->_dataValues = $newArray;
+				}
+			}
+			$this->_pointCount = count($this->_dataValues);
+		}
+
+	}
+
+}

PHPExcel/Chart/Exception.php

@@ -0,0 +1,52 @@
+<?php
+/**
+ * PHPExcel
+ *
+ * Copyright (c) 2006 - 2014 PHPExcel
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ * @category   PHPExcel
+ * @package    PHPExcel_Chart
+ * @copyright  Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ * @license	http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt	LGPL
+ * @version	1.8.0, 2014-03-02
+ */
+
+
+/**
+ * PHPExcel_Chart_Exception
+ *
+ * @category   PHPExcel
+ * @package    PHPExcel_Chart
+ * @copyright  Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ */
+class PHPExcel_Chart_Exception extends PHPExcel_Exception {
+	/**
+	 * Error handler callback
+	 *
+	 * @param mixed $code
+	 * @param mixed $string
+	 * @param mixed $file
+	 * @param mixed $line
+	 * @param mixed $context
+	 */
+	public static function errorHandlerCallback($code, $string, $file, $line, $context) {
+		$e = new self($string, $code);
+		$e->line = $line;
+		$e->file = $file;
+		throw $e;
+	}
+}

PHPExcel/Chart/Layout.php

@@ -0,0 +1,445 @@
+<?php
+/**
+ * PHPExcel
+ *
+ * Copyright (c) 2006 - 2014 PHPExcel
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ * @category	PHPExcel
+ * @package		PHPExcel_Chart
+ * @copyright	Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ * @license		http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt	LGPL
+ * @version		1.8.0, 2014-03-02
+ */
+
+
+/**
+ * PHPExcel_Chart_Layout
+ *
+ * @category	PHPExcel
+ * @package		PHPExcel_Chart
+ * @copyright	Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ */
+class PHPExcel_Chart_Layout
+{
+	/**
+	 * layoutTarget
+	 *
+	 * @var string
+	 */
+	private $_layoutTarget = NULL;
+
+	/**
+	 * X Mode
+	 *
+	 * @var string
+	 */
+	private $_xMode		= NULL;
+
+	/**
+	 * Y Mode
+	 *
+	 * @var string
+	 */
+	private $_yMode		= NULL;
+
+	/**
+	 * X-Position
+	 *
+	 * @var float
+	 */
+	private $_xPos		= NULL;
+
+	/**
+	 * Y-Position
+	 *
+	 * @var float
+	 */
+	private $_yPos		= NULL;
+
+	/**
+	 * width
+	 *
+	 * @var float
+	 */
+	private $_width		= NULL;
+
+	/**
+	 * height
+	 *
+	 * @var float
+	 */
+	private $_height	= NULL;
+
+	/**
+	 * show legend key
+	 * Specifies that legend keys should be shown in data labels
+	 *
+	 * @var boolean
+	 */
+	private $_showLegendKey	= NULL;
+
+	/**
+	 * show value
+	 * Specifies that the value should be shown in a data label.
+	 *
+	 * @var boolean
+	 */
+	private $_showVal	= NULL;
+
+	/**
+	 * show category name
+	 * Specifies that the category name should be shown in the data label.
+	 *
+	 * @var boolean
+	 */
+	private $_showCatName	= NULL;
+
+	/**
+	 * show data series name
+	 * Specifies that the series name should be shown in the data label.
+	 *
+	 * @var boolean
+	 */
+	private $_showSerName	= NULL;
+
+	/**
+	 * show percentage
+	 * Specifies that the percentage should be shown in the data label.
+	 *
+	 * @var boolean
+	 */
+	private $_showPercent	= NULL;
+
+	/**
+	 * show bubble size
+	 *
+	 * @var boolean
+	 */
+	private $_showBubbleSize	= NULL;
+
+	/**
+	 * show leader lines
+	 * Specifies that leader lines should be shown for the data label.
+	 *
+	 * @var boolean
+	 */
+	private $_showLeaderLines	= NULL;
+
+
+	/**
+	 * Create a new PHPExcel_Chart_Layout
+	 */
+	public function __construct($layout=array())
+	{
+		if (isset($layout['layoutTarget']))	{ $this->_layoutTarget	= $layout['layoutTarget'];	}
+		if (isset($layout['xMode']))		{ $this->_xMode			= $layout['xMode'];			}
+		if (isset($layout['yMode']))		{ $this->_yMode			= $layout['yMode'];			}
+		if (isset($layout['x']))			{ $this->_xPos			= (float) $layout['x'];		}
+		if (isset($layout['y']))			{ $this->_yPos			= (float) $layout['y'];		}
+		if (isset($layout['w']))			{ $this->_width			= (float) $layout['w'];		}
+		if (isset($layout['h']))			{ $this->_height		= (float) $layout['h'];		}
+	}
+
+	/**
+	 * Get Layout Target
+	 *
+	 * @return string
+	 */
+	public function getLayoutTarget() {
+		return $this->_layoutTarget;
+	}
+
+	/**
+	 * Set Layout Target
+	 *
+	 * @param Layout Target $value
+     * @return PHPExcel_Chart_Layout
+	 */
+	public function setLayoutTarget($value) {
+		$this->_layoutTarget = $value;
+        return $this;
+	}
+
+	/**
+	 * Get X-Mode
+	 *
+	 * @return string
+	 */
+	public function getXMode() {
+		return $this->_xMode;
+	}
+
+	/**
+	 * Set X-Mode
+	 *
+	 * @param X-Mode $value
+     * @return PHPExcel_Chart_Layout
+	 */
+	public function setXMode($value) {
+		$this->_xMode = $value;
+        return $this;
+	}
+
+	/**
+	 * Get Y-Mode
+	 *
+	 * @return string
+	 */
+	public function getYMode() {
+		return $this->_yMode;
+	}
+
+	/**
+	 * Set Y-Mode
+	 *
+	 * @param Y-Mode $value
+     * @return PHPExcel_Chart_Layout
+	 */
+	public function setYMode($value) {
+		$this->_yMode = $value;
+        return $this;
+	}
+
+	/**
+	 * Get X-Position
+	 *
+	 * @return number
+	 */
+	public function getXPosition() {
+		return $this->_xPos;
+	}
+
+	/**
+	 * Set X-Position
+	 *
+	 * @param X-Position $value
+     * @return PHPExcel_Chart_Layout
+	 */
+	public function setXPosition($value) {
+		$this->_xPos = $value;
+        return $this;
+	}
+
+	/**
+	 * Get Y-Position
+	 *
+	 * @return number
+	 */
+	public function getYPosition() {
+		return $this->_yPos;
+	}
+
+	/**
+	 * Set Y-Position
+	 *
+	 * @param Y-Position $value
+     * @return PHPExcel_Chart_Layout
+	 */
+	public function setYPosition($value) {
+		$this->_yPos = $value;
+        return $this;
+	}
+
+	/**
+	 * Get Width
+	 *
+	 * @return number
+	 */
+	public function getWidth() {
+		return $this->_width;
+	}
+
+	/**
+	 * Set Width
+	 *
+	 * @param Width $value
+     * @return PHPExcel_Chart_Layout
+	 */
+	public function setWidth($value) {
+		$this->_width = $value;
+        return $this;
+	}
+
+	/**
+	 * Get Height
+	 *
+	 * @return number
+	 */
+	public function getHeight() {
+		return $this->_height;
+	}
+
+	/**
+	 * Set Height
+	 *
+	 * @param Height $value
+     * @return PHPExcel_Chart_Layout
+	 */
+	public function setHeight($value) {
+		$this->_height = $value;
+        return $this;
+	}
+
+
+	/**
+	 * Get show legend key
+	 *
+	 * @return boolean
+	 */
+	public function getShowLegendKey() {
+		return $this->_showLegendKey;
+	}
+
+	/**
+	 * Set show legend key
+	 * Specifies that legend keys should be shown in data labels.
+	 *
+	 * @param boolean $value		Show legend key
+     * @return PHPExcel_Chart_Layout
+	 */
+	public function setShowLegendKey($value) {
+		$this->_showLegendKey = $value;
+        return $this;
+	}
+
+	/**
+	 * Get show value
+	 *
+	 * @return boolean
+	 */
+	public function getShowVal() {
+		return $this->_showVal;
+	}
+
+	/**
+	 * Set show val
+	 * Specifies that the value should be shown in data labels.
+	 *
+	 * @param boolean $value		Show val
+     * @return PHPExcel_Chart_Layout
+	 */
+	public function setShowVal($value) {
+		$this->_showVal = $value;
+        return $this;
+	}
+
+	/**
+	 * Get show category name
+	 *
+	 * @return boolean
+	 */
+	public function getShowCatName() {
+		return $this->_showCatName;
+	}
+
+	/**
+	 * Set show cat name
+	 * Specifies that the category name should be shown in data labels.
+	 *
+	 * @param boolean $value		Show cat name
+     * @return PHPExcel_Chart_Layout
+	 */
+	public function setShowCatName($value) {
+		$this->_showCatName = $value;
+        return $this;
+	}
+
+	/**
+	 * Get show data series name
+	 *
+	 * @return boolean
+	 */
+	public function getShowSerName() {
+		return $this->_showSerName;
+	}
+
+	/**
+	 * Set show ser name
+	 * Specifies that the series name should be shown in data labels.
+	 *
+	 * @param boolean $value		Show series name
+     * @return PHPExcel_Chart_Layout
+	 */
+	public function setShowSerName($value) {
+		$this->_showSerName = $value;
+        return $this;
+	}
+
+	/**
+	 * Get show percentage
+	 *
+	 * @return boolean
+	 */
+	public function getShowPercent() {
+		return $this->_showPercent;
+	}
+
+	/**
+	 * Set show percentage
+	 * Specifies that the percentage should be shown in data labels.
+	 *
+	 * @param boolean $value		Show percentage
+     * @return PHPExcel_Chart_Layout
+	 */
+	public function setShowPercent($value) {
+		$this->_showPercent = $value;
+        return $this;
+	}
+
+	/**
+	 * Get show bubble size
+	 *
+	 * @return boolean
+	 */
+	public function getShowBubbleSize() {
+		return $this->_showBubbleSize;
+	}
+
+	/**
+	 * Set show bubble size
+	 * Specifies that the bubble size should be shown in data labels.
+	 *
+	 * @param boolean $value		Show bubble size
+     * @return PHPExcel_Chart_Layout
+	 */
+	public function setShowBubbleSize($value) {
+		$this->_showBubbleSize = $value;
+        return $this;
+	}
+
+	/**
+	 * Get show leader lines
+	 *
+	 * @return boolean
+	 */
+	public function getShowLeaderLines() {
+		return $this->_showLeaderLines;
+	}
+
+	/**
+	 * Set show leader lines
+	 * Specifies that leader lines should be shown in data labels.
+	 *
+	 * @param boolean $value		Show leader lines
+     * @return PHPExcel_Chart_Layout
+	 */
+	public function setShowLeaderLines($value) {
+		$this->_showLeaderLines = $value;
+        return $this;
+	}
+
+}

PHPExcel/Chart/Legend.php

@@ -0,0 +1,171 @@
+<?php
+/**
+ * PHPExcel
+ *
+ * Copyright (c) 2006 - 2014 PHPExcel
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ * @category	PHPExcel
+ * @package		PHPExcel_Chart
+ * @copyright	Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ * @license		http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt	LGPL
+ * @version		1.8.0, 2014-03-02
+ */
+
+
+/**
+ * PHPExcel_Chart_Legend
+ *
+ * @category	PHPExcel
+ * @package		PHPExcel_Chart
+ * @copyright	Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ */
+class PHPExcel_Chart_Legend
+{
+	/** Legend positions */
+	const xlLegendPositionBottom	= -4107;	//	Below the chart.
+	const xlLegendPositionCorner	= 2;		//	In the upper right-hand corner of the chart border.
+	const xlLegendPositionCustom	= -4161;	//	A custom position.
+	const xlLegendPositionLeft		= -4131;	//	Left of the chart.
+	const xlLegendPositionRight		= -4152;	//	Right of the chart.
+	const xlLegendPositionTop		= -4160;	//	Above the chart.
+
+	const POSITION_RIGHT	= 'r';
+	const POSITION_LEFT		= 'l';
+	const POSITION_BOTTOM	= 'b';
+	const POSITION_TOP		= 't';
+	const POSITION_TOPRIGHT	= 'tr';
+
+	private static $_positionXLref = array( self::xlLegendPositionBottom	=> self::POSITION_BOTTOM,
+											self::xlLegendPositionCorner	=> self::POSITION_TOPRIGHT,
+											self::xlLegendPositionCustom	=> '??',
+											self::xlLegendPositionLeft		=> self::POSITION_LEFT,
+											self::xlLegendPositionRight		=> self::POSITION_RIGHT,
+											self::xlLegendPositionTop		=> self::POSITION_TOP
+										  );
+
+	/**
+	 * Legend position
+	 *
+	 * @var	string
+	 */
+	private $_position = self::POSITION_RIGHT;
+
+	/**
+	 * Allow overlay of other elements?
+	 *
+	 * @var	boolean
+	 */
+	private $_overlay = TRUE;
+
+	/**
+	 * Legend Layout
+	 *
+	 * @var	PHPExcel_Chart_Layout
+	 */
+	private $_layout = NULL;
+
+
+	/**
+	 *	Create a new PHPExcel_Chart_Legend
+	 */
+	public function __construct($position = self::POSITION_RIGHT, PHPExcel_Chart_Layout $layout = NULL, $overlay = FALSE)
+	{
+		$this->setPosition($position);
+		$this->_layout = $layout;
+		$this->setOverlay($overlay);
+	}
+
+	/**
+	 * Get legend position as an excel string value
+	 *
+	 * @return	string
+	 */
+	public function getPosition() {
+		return $this->_position;
+	}
+
+	/**
+	 * Get legend position using an excel string value
+	 *
+	 * @param	string	$position
+	 */
+	public function setPosition($position = self::POSITION_RIGHT) {
+		if (!in_array($position,self::$_positionXLref)) {
+			return false;
+		}
+
+		$this->_position = $position;
+		return true;
+	}
+
+	/**
+	 * Get legend position as an Excel internal numeric value
+	 *
+	 * @return	number
+	 */
+	public function getPositionXL() {
+		return array_search($this->_position,self::$_positionXLref);
+	}
+
+	/**
+	 * Set legend position using an Excel internal numeric value
+	 *
+	 * @param	number	$positionXL
+	 */
+	public function setPositionXL($positionXL = self::xlLegendPositionRight) {
+		if (!array_key_exists($positionXL,self::$_positionXLref)) {
+			return false;
+		}
+
+		$this->_position = self::$_positionXLref[$positionXL];
+		return true;
+	}
+
+	/**
+	 * Get allow overlay of other elements?
+	 *
+	 * @return	boolean
+	 */
+	public function getOverlay() {
+		return $this->_overlay;
+	}
+
+	/**
+	 * Set allow overlay of other elements?
+	 *
+	 * @param	boolean	$overlay
+	 * @return	boolean
+	 */
+	public function setOverlay($overlay = FALSE) {
+		if (!is_bool($overlay)) {
+			return false;
+		}
+
+		$this->_overlay = $overlay;
+		return true;
+	}
+
+	/**
+	 * Get Layout
+	 *
+	 * @return PHPExcel_Chart_Layout
+	 */
+	public function getLayout() {
+		return $this->_layout;
+	}
+
+}

PHPExcel/Chart/PlotArea.php

@@ -0,0 +1,128 @@
+<?php
+/**
+ * PHPExcel
+ *
+ * Copyright (c) 2006 - 2014 PHPExcel
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ * @category	PHPExcel
+ * @package		PHPExcel_Chart
+ * @copyright	Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ * @license		http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt	LGPL
+ * @version		1.8.0, 2014-03-02
+ */
+
+
+/**
+ * PHPExcel_Chart_PlotArea
+ *
+ * @category	PHPExcel
+ * @package		PHPExcel_Chart
+ * @copyright	Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ */
+class PHPExcel_Chart_PlotArea
+{
+	/**
+	 * PlotArea Layout
+	 *
+	 * @var PHPExcel_Chart_Layout
+	 */
+	private $_layout = null;
+
+	/**
+	 * Plot Series
+	 *
+	 * @var array of PHPExcel_Chart_DataSeries
+	 */
+	private $_plotSeries = array();
+
+	/**
+	 * Create a new PHPExcel_Chart_PlotArea
+	 */
+	public function __construct(PHPExcel_Chart_Layout $layout = null, $plotSeries = array())
+	{
+		$this->_layout = $layout;
+		$this->_plotSeries = $plotSeries;
+	}
+
+	/**
+	 * Get Layout
+	 *
+	 * @return PHPExcel_Chart_Layout
+	 */
+	public function getLayout() {
+		return $this->_layout;
+	}
+
+	/**
+	 * Get Number of Plot Groups
+	 *
+	 * @return array of PHPExcel_Chart_DataSeries
+	 */
+	public function getPlotGroupCount() {
+		return count($this->_plotSeries);
+	}
+
+	/**
+	 * Get Number of Plot Series
+	 *
+	 * @return integer
+	 */
+	public function getPlotSeriesCount() {
+		$seriesCount = 0;
+		foreach($this->_plotSeries as $plot) {
+			$seriesCount += $plot->getPlotSeriesCount();
+		}
+		return $seriesCount;
+	}
+
+	/**
+	 * Get Plot Series
+	 *
+	 * @return array of PHPExcel_Chart_DataSeries
+	 */
+	public function getPlotGroup() {
+		return $this->_plotSeries;
+	}
+
+	/**
+	 * Get Plot Series by Index
+	 *
+	 * @return PHPExcel_Chart_DataSeries
+	 */
+	public function getPlotGroupByIndex($index) {
+		return $this->_plotSeries[$index];
+	}
+
+	/**
+	 * Set Plot Series
+	 *
+	 * @param [PHPExcel_Chart_DataSeries]
+     * @return PHPExcel_Chart_PlotArea
+	 */
+	public function setPlotSeries($plotSeries = array()) {
+		$this->_plotSeries = $plotSeries;
+        
+        return $this;
+	}
+
+	public function refresh(PHPExcel_Worksheet $worksheet) {
+	    foreach($this->_plotSeries as $plotSeries) {
+			$plotSeries->refresh($worksheet);
+		}
+	}
+
+}

PHPExcel/Chart/Renderer/PHP Charting Libraries.txt

@@ -0,0 +1,17 @@
+ChartDirector
+	http://www.advsofteng.com/cdphp.html
+
+GraPHPite
+	http://graphpite.sourceforge.net/
+
+JpGraph
+	http://www.aditus.nu/jpgraph/
+
+LibChart
+	http://naku.dohcrew.com/libchart/pages/introduction/
+
+pChart
+	http://pchart.sourceforge.net/
+
+TeeChart
+	http://www.steema.com/products/teechart/overview.html

PHPExcel/Chart/Title.php

@@ -0,0 +1,92 @@
+<?php
+/**
+ * PHPExcel
+ *
+ * Copyright (c) 2006 - 2014 PHPExcel
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ * @category	PHPExcel
+ * @package		PHPExcel_Chart
+ * @copyright	Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ * @license		http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt	LGPL
+ * @version		1.8.0, 2014-03-02
+ */
+
+
+/**
+ * PHPExcel_Chart_Title
+ *
+ * @category	PHPExcel
+ * @package		PHPExcel_Chart
+ * @copyright	Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ */
+class PHPExcel_Chart_Title
+{
+
+	/**
+	 * Title Caption
+	 *
+	 * @var string
+	 */
+	private $_caption = null;
+
+	/**
+	 * Title Layout
+	 *
+	 * @var PHPExcel_Chart_Layout
+	 */
+	private $_layout = null;
+
+	/**
+	 * Create a new PHPExcel_Chart_Title
+	 */
+	public function __construct($caption = null, PHPExcel_Chart_Layout $layout = null)
+	{
+		$this->_caption = $caption;
+		$this->_layout = $layout;
+	}
+
+	/**
+	 * Get caption
+	 *
+	 * @return string
+	 */
+	public function getCaption() {
+		return $this->_caption;
+	}
+
+	/**
+	 * Set caption
+	 *
+	 * @param string $caption
+     * @return PHPExcel_Chart_Title
+	 */
+	public function setCaption($caption = null) {
+		$this->_caption = $caption;
+        
+        return $this;
+	}
+
+	/**
+	 * Get Layout
+	 *
+	 * @return PHPExcel_Chart_Layout
+	 */
+	public function getLayout() {
+		return $this->_layout;
+	}
+
+}

PHPExcel/Comment.php

@@ -0,0 +1,327 @@
+<?php
+/**
+ * PHPExcel
+ *
+ * Copyright (c) 2006 - 2014 PHPExcel
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ * @category   PHPExcel
+ * @package    PHPExcel
+ * @copyright  Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ * @license    http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt    LGPL
+ * @version    1.8.0, 2014-03-02
+ */
+
+
+/**
+ * PHPExcel_Comment
+ *
+ * @category   PHPExcel
+ * @package    PHPExcel
+ * @copyright  Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ */
+class PHPExcel_Comment implements PHPExcel_IComparable
+{
+    /**
+     * Author
+     *
+     * @var string
+     */
+    private $_author;
+
+    /**
+     * Rich text comment
+     *
+     * @var PHPExcel_RichText
+     */
+    private $_text;
+
+    /**
+     * Comment width (CSS style, i.e. XXpx or YYpt)
+     *
+     * @var string
+     */
+    private $_width = '96pt';
+
+    /**
+     * Left margin (CSS style, i.e. XXpx or YYpt)
+     *
+     * @var string
+     */
+    private $_marginLeft = '59.25pt';
+
+    /**
+     * Top margin (CSS style, i.e. XXpx or YYpt)
+     *
+     * @var string
+     */
+    private $_marginTop = '1.5pt';
+
+    /**
+     * Visible
+     *
+     * @var boolean
+     */
+    private $_visible = false;
+
+    /**
+     * Comment height (CSS style, i.e. XXpx or YYpt)
+     *
+     * @var string
+     */
+    private $_height = '55.5pt';
+
+    /**
+     * Comment fill color
+     *
+     * @var PHPExcel_Style_Color
+     */
+    private $_fillColor;
+
+    /**
+     * Alignment
+     *
+     * @var string
+     */
+    private $_alignment;
+
+    /**
+     * Create a new PHPExcel_Comment
+     *
+     * @throws PHPExcel_Exception
+     */
+    public function __construct()
+    {
+        // Initialise variables
+        $this->_author		= 'Author';
+        $this->_text		= new PHPExcel_RichText();
+        $this->_fillColor	= new PHPExcel_Style_Color('FFFFFFE1');
+        $this->_alignment	= PHPExcel_Style_Alignment::HORIZONTAL_GENERAL;
+    }
+
+    /**
+     * Get Author
+     *
+     * @return string
+     */
+    public function getAuthor() {
+        return $this->_author;
+    }
+
+    /**
+     * Set Author
+     *
+     * @param string $pValue
+     * @return PHPExcel_Comment
+     */
+    public function setAuthor($pValue = '') {
+        $this->_author = $pValue;
+        return $this;
+    }
+
+    /**
+     * Get Rich text comment
+     *
+     * @return PHPExcel_RichText
+     */
+    public function getText() {
+        return $this->_text;
+    }
+
+    /**
+     * Set Rich text comment
+     *
+     * @param PHPExcel_RichText $pValue
+     * @return PHPExcel_Comment
+     */
+    public function setText(PHPExcel_RichText $pValue) {
+        $this->_text = $pValue;
+        return $this;
+    }
+
+    /**
+     * Get comment width (CSS style, i.e. XXpx or YYpt)
+     *
+     * @return string
+     */
+    public function getWidth() {
+        return $this->_width;
+    }
+
+    /**
+     * Set comment width (CSS style, i.e. XXpx or YYpt)
+     *
+     * @param string $value
+     * @return PHPExcel_Comment
+     */
+    public function setWidth($value = '96pt') {
+        $this->_width = $value;
+        return $this;
+    }
+
+    /**
+     * Get comment height (CSS style, i.e. XXpx or YYpt)
+     *
+     * @return string
+     */
+    public function getHeight() {
+        return $this->_height;
+    }
+
+    /**
+     * Set comment height (CSS style, i.e. XXpx or YYpt)
+     *
+     * @param string $value
+     * @return PHPExcel_Comment
+     */
+    public function setHeight($value = '55.5pt') {
+        $this->_height = $value;
+        return $this;
+    }
+
+    /**
+     * Get left margin (CSS style, i.e. XXpx or YYpt)
+     *
+     * @return string
+     */
+    public function getMarginLeft() {
+        return $this->_marginLeft;
+    }
+
+    /**
+     * Set left margin (CSS style, i.e. XXpx or YYpt)
+     *
+     * @param string $value
+     * @return PHPExcel_Comment
+     */
+    public function setMarginLeft($value = '59.25pt') {
+        $this->_marginLeft = $value;
+        return $this;
+    }
+
+    /**
+     * Get top margin (CSS style, i.e. XXpx or YYpt)
+     *
+     * @return string
+     */
+    public function getMarginTop() {
+        return $this->_marginTop;
+    }
+
+    /**
+     * Set top margin (CSS style, i.e. XXpx or YYpt)
+     *
+     * @param string $value
+     * @return PHPExcel_Comment
+     */
+    public function setMarginTop($value = '1.5pt') {
+        $this->_marginTop = $value;
+        return $this;
+    }
+
+    /**
+     * Is the comment visible by default?
+     *
+     * @return boolean
+     */
+    public function getVisible() {
+        return $this->_visible;
+    }
+
+    /**
+     * Set comment default visibility
+     *
+     * @param boolean $value
+     * @return PHPExcel_Comment
+     */
+    public function setVisible($value = false) {
+        $this->_visible = $value;
+        return $this;
+    }
+
+    /**
+     * Get fill color
+     *
+     * @return PHPExcel_Style_Color
+     */
+    public function getFillColor() {
+        return $this->_fillColor;
+    }
+
+    /**
+     * Set Alignment
+     *
+     * @param string $pValue
+     * @return PHPExcel_Comment
+     */
+    public function setAlignment($pValue = PHPExcel_Style_Alignment::HORIZONTAL_GENERAL) {
+        $this->_alignment = $pValue;
+        return $this;
+    }
+
+    /**
+     * Get Alignment
+     *
+     * @return string
+     */
+    public function getAlignment() {
+        return $this->_alignment;
+    }
+
+    /**
+     * Get hash code
+     *
+     * @return string    Hash code
+     */
+    public function getHashCode() {
+        return md5(
+              $this->_author
+            . $this->_text->getHashCode()
+            . $this->_width
+            . $this->_height
+            . $this->_marginLeft
+            . $this->_marginTop
+            . ($this->_visible ? 1 : 0)
+            . $this->_fillColor->getHashCode()
+            . $this->_alignment
+            . __CLASS__
+        );
+    }
+
+    /**
+     * Implement PHP __clone to create a deep clone, not just a shallow copy.
+     */
+    public function __clone() {
+        $vars = get_object_vars($this);
+        foreach ($vars as $key => $value) {
+            if (is_object($value)) {
+                $this->$key = clone $value;
+            } else {
+                $this->$key = $value;
+            }
+        }
+    }
+
+    /**
+     * Convert to string
+     *
+     * @return string
+     */
+    public function __toString() {
+        return $this->_text->getPlainText();
+    }
+
+}

PHPExcel/DocumentSecurity.php

@@ -0,0 +1,218 @@
+<?php
+/**
+ * PHPExcel
+ *
+ * Copyright (c) 2006 - 2014 PHPExcel
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ * @category   PHPExcel
+ * @package    PHPExcel
+ * @copyright  Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ * @license    http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt	LGPL
+ * @version    1.8.0, 2014-03-02
+ */
+
+
+/**
+ * PHPExcel_DocumentSecurity
+ *
+ * @category   PHPExcel
+ * @package    PHPExcel
+ * @copyright  Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ */
+class PHPExcel_DocumentSecurity
+{
+	/**
+	 * LockRevision
+	 *
+	 * @var boolean
+	 */
+	private $_lockRevision;
+
+	/**
+	 * LockStructure
+	 *
+	 * @var boolean
+	 */
+	private $_lockStructure;
+
+	/**
+	 * LockWindows
+	 *
+	 * @var boolean
+	 */
+	private $_lockWindows;
+
+	/**
+	 * RevisionsPassword
+	 *
+	 * @var string
+	 */
+	private $_revisionsPassword;
+
+	/**
+	 * WorkbookPassword
+	 *
+	 * @var string
+	 */
+	private $_workbookPassword;
+
+    /**
+     * Create a new PHPExcel_DocumentSecurity
+     */
+    public function __construct()
+    {
+    	// Initialise values
+    	$this->_lockRevision		= false;
+    	$this->_lockStructure		= false;
+    	$this->_lockWindows			= false;
+    	$this->_revisionsPassword	= '';
+    	$this->_workbookPassword	= '';
+    }
+
+    /**
+     * Is some sort of dcument security enabled?
+     *
+     * @return boolean
+     */
+    function isSecurityEnabled() {
+    	return 	$this->_lockRevision ||
+		    	$this->_lockStructure ||
+		    	$this->_lockWindows;
+    }
+
+    /**
+     * Get LockRevision
+     *
+     * @return boolean
+     */
+    function getLockRevision() {
+    	return $this->_lockRevision;
+    }
+
+    /**
+     * Set LockRevision
+     *
+     * @param boolean $pValue
+     * @return PHPExcel_DocumentSecurity
+     */
+    function setLockRevision($pValue = false) {
+    	$this->_lockRevision = $pValue;
+    	return $this;
+    }
+
+    /**
+     * Get LockStructure
+     *
+     * @return boolean
+     */
+    function getLockStructure() {
+    	return $this->_lockStructure;
+    }
+
+    /**
+     * Set LockStructure
+     *
+     * @param boolean $pValue
+     * @return PHPExcel_DocumentSecurity
+     */
+    function setLockStructure($pValue = false) {
+		$this->_lockStructure = $pValue;
+		return $this;
+    }
+
+    /**
+     * Get LockWindows
+     *
+     * @return boolean
+     */
+    function getLockWindows() {
+    	return $this->_lockWindows;
+    }
+
+    /**
+     * Set LockWindows
+     *
+     * @param boolean $pValue
+     * @return PHPExcel_DocumentSecurity
+     */
+    function setLockWindows($pValue = false) {
+    	$this->_lockWindows = $pValue;
+    	return $this;
+    }
+
+    /**
+     * Get RevisionsPassword (hashed)
+     *
+     * @return string
+     */
+    function getRevisionsPassword() {
+    	return $this->_revisionsPassword;
+    }
+
+    /**
+     * Set RevisionsPassword
+     *
+     * @param string 	$pValue
+     * @param boolean 	$pAlreadyHashed If the password has already been hashed, set this to true
+     * @return PHPExcel_DocumentSecurity
+     */
+    function setRevisionsPassword($pValue = '', $pAlreadyHashed = false) {
+    	if (!$pAlreadyHashed) {
+    		$pValue = PHPExcel_Shared_PasswordHasher::hashPassword($pValue);
+    	}
+    	$this->_revisionsPassword = $pValue;
+    	return $this;
+    }
+
+    /**
+     * Get WorkbookPassword (hashed)
+     *
+     * @return string
+     */
+    function getWorkbookPassword() {
+    	return $this->_workbookPassword;
+    }
+
+    /**
+     * Set WorkbookPassword
+     *
+     * @param string 	$pValue
+     * @param boolean 	$pAlreadyHashed If the password has already been hashed, set this to true
+     * @return PHPExcel_DocumentSecurity
+     */
+    function setWorkbookPassword($pValue = '', $pAlreadyHashed = false) {
+    	if (!$pAlreadyHashed) {
+    		$pValue = PHPExcel_Shared_PasswordHasher::hashPassword($pValue);
+    	}
+		$this->_workbookPassword = $pValue;
+		return $this;
+    }
+
+	/**
+	 * Implement PHP __clone to create a deep clone, not just a shallow copy.
+	 */
+	public function __clone() {
+		$vars = get_object_vars($this);
+		foreach ($vars as $key => $value) {
+			if (is_object($value)) {
+				$this->$key = clone $value;
+			} else {
+				$this->$key = $value;
+			}
+		}
+	}
+}

PHPExcel/Exception.php

@@ -0,0 +1,52 @@
+<?php
+/**
+ * PHPExcel
+ *
+ * Copyright (c) 2006 - 2014 PHPExcel
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ * @category   PHPExcel
+ * @package    PHPExcel
+ * @copyright  Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ * @license    http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt    LGPL
+ * @version    1.8.0, 2014-03-02
+ */
+
+
+/**
+ * PHPExcel_Exception
+ *
+ * @category   PHPExcel
+ * @package    PHPExcel
+ * @copyright  Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ */
+class PHPExcel_Exception extends Exception {
+    /**
+     * Error handler callback
+     *
+     * @param mixed $code
+     * @param mixed $string
+     * @param mixed $file
+     * @param mixed $line
+     * @param mixed $context
+     */
+    public static function errorHandlerCallback($code, $string, $file, $line, $context) {
+        $e = new self($string, $code);
+        $e->line = $line;
+        $e->file = $file;
+        throw $e;
+    }
+}

PHPExcel/HashTable.php

@@ -0,0 +1,202 @@
+<?php
+/**
+ * PHPExcel
+ *
+ * Copyright (c) 2006 - 2014 PHPExcel
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ * @category   PHPExcel
+ * @package	PHPExcel
+ * @copyright  Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ * @license	http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt	LGPL
+ * @version	1.8.0, 2014-03-02
+ */
+
+
+/**
+ * PHPExcel_HashTable
+ *
+ * @category   PHPExcel
+ * @package	PHPExcel
+ * @copyright  Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ */
+class PHPExcel_HashTable
+{
+	/**
+	 * HashTable elements
+	 *
+	 * @var array
+	 */
+	public $_items = array();
+
+	/**
+	 * HashTable key map
+	 *
+	 * @var array
+	 */
+	public $_keyMap = array();
+
+	/**
+	 * Create a new PHPExcel_HashTable
+	 *
+	 * @param	PHPExcel_IComparable[] $pSource	Optional source array to create HashTable from
+	 * @throws	PHPExcel_Exception
+	 */
+	public function __construct($pSource = null)
+	{
+		if ($pSource !== NULL) {
+			// Create HashTable
+			$this->addFromSource($pSource);
+		}
+	}
+
+	/**
+	 * Add HashTable items from source
+	 *
+	 * @param	PHPExcel_IComparable[] $pSource	Source array to create HashTable from
+	 * @throws	PHPExcel_Exception
+	 */
+	public function addFromSource($pSource = null) {
+		// Check if an array was passed
+		if ($pSource == null) {
+			return;
+		} else if (!is_array($pSource)) {
+			throw new PHPExcel_Exception('Invalid array parameter passed.');
+		}
+
+		foreach ($pSource as $item) {
+			$this->add($item);
+		}
+	}
+
+	/**
+	 * Add HashTable item
+	 *
+	 * @param	PHPExcel_IComparable $pSource	Item to add
+	 * @throws	PHPExcel_Exception
+	 */
+	public function add(PHPExcel_IComparable $pSource = null) {
+		$hash = $pSource->getHashCode();
+		if (!isset($this->_items[$hash])) {
+			$this->_items[$hash] = $pSource;
+			$this->_keyMap[count($this->_items) - 1] = $hash;
+		}
+	}
+
+	/**
+	 * Remove HashTable item
+	 *
+	 * @param	PHPExcel_IComparable $pSource	Item to remove
+	 * @throws	PHPExcel_Exception
+	 */
+	public function remove(PHPExcel_IComparable $pSource = null) {
+		$hash = $pSource->getHashCode();
+		if (isset($this->_items[$hash])) {
+			unset($this->_items[$hash]);
+
+			$deleteKey = -1;
+			foreach ($this->_keyMap as $key => $value) {
+				if ($deleteKey >= 0) {
+					$this->_keyMap[$key - 1] = $value;
+				}
+
+				if ($value == $hash) {
+					$deleteKey = $key;
+				}
+			}
+			unset($this->_keyMap[count($this->_keyMap) - 1]);
+		}
+	}
+
+	/**
+	 * Clear HashTable
+	 *
+	 */
+	public function clear() {
+		$this->_items = array();
+		$this->_keyMap = array();
+	}
+
+	/**
+	 * Count
+	 *
+	 * @return int
+	 */
+	public function count() {
+		return count($this->_items);
+	}
+
+	/**
+	 * Get index for hash code
+	 *
+	 * @param	string	$pHashCode
+	 * @return	int	Index
+	 */
+	public function getIndexForHashCode($pHashCode = '') {
+		return array_search($pHashCode, $this->_keyMap);
+	}
+
+	/**
+	 * Get by index
+	 *
+	 * @param	int	$pIndex
+	 * @return	PHPExcel_IComparable
+	 *
+	 */
+	public function getByIndex($pIndex = 0) {
+		if (isset($this->_keyMap[$pIndex])) {
+			return $this->getByHashCode( $this->_keyMap[$pIndex] );
+		}
+
+		return null;
+	}
+
+	/**
+	 * Get by hashcode
+	 *
+	 * @param	string	$pHashCode
+	 * @return	PHPExcel_IComparable
+	 *
+	 */
+	public function getByHashCode($pHashCode = '') {
+		if (isset($this->_items[$pHashCode])) {
+			return $this->_items[$pHashCode];
+		}
+
+		return null;
+	}
+
+	/**
+	 * HashTable to array
+	 *
+	 * @return PHPExcel_IComparable[]
+	 */
+	public function toArray() {
+		return $this->_items;
+	}
+
+	/**
+	 * Implement PHP __clone to create a deep clone, not just a shallow copy.
+	 */
+	public function __clone() {
+		$vars = get_object_vars($this);
+		foreach ($vars as $key => $value) {
+			if (is_object($value)) {
+				$this->$key = clone $value;
+			}
+		}
+	}
+}

PHPExcel/IComparable.php

@@ -0,0 +1,43 @@
+<?php
+/**
+ * PHPExcel
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ * @category   PHPExcel
+ * @package    PHPExcel
+ * @copyright  Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ * @license    http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt	LGPL
+ * @version    1.8.0, 2014-03-02
+ */
+
+
+/**
+ * PHPExcel_IComparable
+ *
+ * @category   PHPExcel
+ * @package    PHPExcel
+ * @copyright  Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ */
+interface PHPExcel_IComparable
+{
+	/**
+	 * Get hash code
+	 *
+	 * @return string	Hash code
+	 */
+	public function getHashCode();
+
+}

PHPExcel/IOFactory.php

@@ -0,0 +1,288 @@
+<?php
+/**
+ * PHPExcel
+ *
+ * Copyright (c) 2006 - 2014 PHPExcel
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ * @category   PHPExcel
+ * @package    PHPExcel
+ * @copyright  Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ * @license    http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt	LGPL
+ * @version    1.8.0, 2014-03-02
+ */
+
+
+/**	PHPExcel root directory */
+if (!defined('PHPEXCEL_ROOT')) {
+	/**
+	 * @ignore
+	 */
+	define('PHPEXCEL_ROOT', dirname(__FILE__) . '/../');
+	require(PHPEXCEL_ROOT . 'PHPExcel/Autoloader.php');
+}
+
+/**
+ * PHPExcel_IOFactory
+ *
+ * @category   PHPExcel
+ * @package    PHPExcel
+ * @copyright  Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ */
+class PHPExcel_IOFactory
+{
+	/**
+	 * Search locations
+	 *
+	 * @var	array
+	 * @access	private
+	 * @static
+	 */
+	private static $_searchLocations = array(
+		array( 'type' => 'IWriter', 'path' => 'PHPExcel/Writer/{0}.php', 'class' => 'PHPExcel_Writer_{0}' ),
+		array( 'type' => 'IReader', 'path' => 'PHPExcel/Reader/{0}.php', 'class' => 'PHPExcel_Reader_{0}' )
+	);
+
+	/**
+	 * Autoresolve classes
+	 *
+	 * @var	array
+	 * @access	private
+	 * @static
+	 */
+	private static $_autoResolveClasses = array(
+		'Excel2007',
+		'Excel5',
+		'Excel2003XML',
+		'OOCalc',
+		'SYLK',
+		'Gnumeric',
+		'HTML',
+		'CSV',
+	);
+
+    /**
+     *	Private constructor for PHPExcel_IOFactory
+     */
+    private function __construct() { }
+
+    /**
+     * Get search locations
+     *
+	 * @static
+	 * @access	public
+     * @return	array
+     */
+	public static function getSearchLocations() {
+		return self::$_searchLocations;
+	}	//	function getSearchLocations()
+
+	/**
+	 * Set search locations
+	 *
+	 * @static
+	 * @access	public
+	 * @param	array $value
+	 * @throws	PHPExcel_Reader_Exception
+	 */
+	public static function setSearchLocations($value) {
+		if (is_array($value)) {
+			self::$_searchLocations = $value;
+		} else {
+			throw new PHPExcel_Reader_Exception('Invalid parameter passed.');
+		}
+	}	//	function setSearchLocations()
+
+	/**
+	 * Add search location
+	 *
+	 * @static
+	 * @access	public
+	 * @param	string $type		Example: IWriter
+	 * @param	string $location	Example: PHPExcel/Writer/{0}.php
+	 * @param	string $classname 	Example: PHPExcel_Writer_{0}
+	 */
+	public static function addSearchLocation($type = '', $location = '', $classname = '') {
+		self::$_searchLocations[] = array( 'type' => $type, 'path' => $location, 'class' => $classname );
+	}	//	function addSearchLocation()
+
+	/**
+	 * Create PHPExcel_Writer_IWriter
+	 *
+	 * @static
+	 * @access	public
+	 * @param	PHPExcel $phpExcel
+	 * @param	string  $writerType	Example: Excel2007
+	 * @return	PHPExcel_Writer_IWriter
+	 * @throws	PHPExcel_Reader_Exception
+	 */
+	public static function createWriter(PHPExcel $phpExcel, $writerType = '') {
+		// Search type
+		$searchType = 'IWriter';
+
+		// Include class
+		foreach (self::$_searchLocations as $searchLocation) {
+			if ($searchLocation['type'] == $searchType) {
+				$className = str_replace('{0}', $writerType, $searchLocation['class']);
+
+				$instance = new $className($phpExcel);
+				if ($instance !== NULL) {
+					return $instance;
+				}
+			}
+		}
+
+		// Nothing found...
+		throw new PHPExcel_Reader_Exception("No $searchType found for type $writerType");
+	}	//	function createWriter()
+
+	/**
+	 * Create PHPExcel_Reader_IReader
+	 *
+	 * @static
+	 * @access	public
+	 * @param	string $readerType	Example: Excel2007
+	 * @return	PHPExcel_Reader_IReader
+	 * @throws	PHPExcel_Reader_Exception
+	 */
+	public static function createReader($readerType = '') {
+		// Search type
+		$searchType = 'IReader';
+
+		// Include class
+		foreach (self::$_searchLocations as $searchLocation) {
+			if ($searchLocation['type'] == $searchType) {
+				$className = str_replace('{0}', $readerType, $searchLocation['class']);
+
+				$instance = new $className();
+				if ($instance !== NULL) {
+					return $instance;
+				}
+			}
+		}
+
+		// Nothing found...
+		throw new PHPExcel_Reader_Exception("No $searchType found for type $readerType");
+	}	//	function createReader()
+
+	/**
+	 * Loads PHPExcel from file using automatic PHPExcel_Reader_IReader resolution
+	 *
+	 * @static
+	 * @access public
+	 * @param 	string 		$pFilename		The name of the spreadsheet file
+	 * @return	PHPExcel
+	 * @throws	PHPExcel_Reader_Exception
+	 */
+	public static function load($pFilename) {
+		$reader = self::createReaderForFile($pFilename);
+		return $reader->load($pFilename);
+	}	//	function load()
+
+	/**
+	 * Identify file type using automatic PHPExcel_Reader_IReader resolution
+	 *
+	 * @static
+	 * @access public
+	 * @param 	string 		$pFilename		The name of the spreadsheet file to identify
+	 * @return	string
+	 * @throws	PHPExcel_Reader_Exception
+	 */
+	public static function identify($pFilename) {
+		$reader = self::createReaderForFile($pFilename);
+		$className = get_class($reader);
+		$classType = explode('_',$className);
+		unset($reader);
+		return array_pop($classType);
+	}	//	function identify()
+
+	/**
+	 * Create PHPExcel_Reader_IReader for file using automatic PHPExcel_Reader_IReader resolution
+	 *
+	 * @static
+	 * @access	public
+	 * @param 	string 		$pFilename		The name of the spreadsheet file
+	 * @return	PHPExcel_Reader_IReader
+	 * @throws	PHPExcel_Reader_Exception
+	 */
+	public static function createReaderForFile($pFilename) {
+
+		// First, lucky guess by inspecting file extension
+		$pathinfo = pathinfo($pFilename);
+
+		$extensionType = NULL;
+		if (isset($pathinfo['extension'])) {
+			switch (strtolower($pathinfo['extension'])) {
+				case 'xlsx':			//	Excel (OfficeOpenXML) Spreadsheet
+				case 'xlsm':			//	Excel (OfficeOpenXML) Macro Spreadsheet (macros will be discarded)
+				case 'xltx':			//	Excel (OfficeOpenXML) Template
+				case 'xltm':			//	Excel (OfficeOpenXML) Macro Template (macros will be discarded)
+					$extensionType = 'Excel2007';
+					break;
+				case 'xls':				//	Excel (BIFF) Spreadsheet
+				case 'xlt':				//	Excel (BIFF) Template
+					$extensionType = 'Excel5';
+					break;
+				case 'ods':				//	Open/Libre Offic Calc
+				case 'ots':				//	Open/Libre Offic Calc Template
+					$extensionType = 'OOCalc';
+					break;
+				case 'slk':
+					$extensionType = 'SYLK';
+					break;
+				case 'xml':				//	Excel 2003 SpreadSheetML
+					$extensionType = 'Excel2003XML';
+					break;
+				case 'gnumeric':
+					$extensionType = 'Gnumeric';
+					break;
+				case 'htm':
+				case 'html':
+					$extensionType = 'HTML';
+					break;
+				case 'csv':
+					// Do nothing
+					// We must not try to use CSV reader since it loads
+					// all files including Excel files etc.
+					break;
+				default:
+					break;
+			}
+
+			if ($extensionType !== NULL) {
+				$reader = self::createReader($extensionType);
+				// Let's see if we are lucky
+				if (isset($reader) && $reader->canRead($pFilename)) {
+					return $reader;
+				}
+			}
+		}
+
+		// If we reach here then "lucky guess" didn't give any result
+		// Try walking through all the options in self::$_autoResolveClasses
+		foreach (self::$_autoResolveClasses as $autoResolveClass) {
+			//	Ignore our original guess, we know that won't work
+			if ($autoResolveClass !== $extensionType) {
+				$reader = self::createReader($autoResolveClass);
+				if ($reader->canRead($pFilename)) {
+					return $reader;
+				}
+			}
+		}
+
+		throw new PHPExcel_Reader_Exception('Unable to identify a reader for this file');
+	}	//	function createReaderForFile()
+}

PHPExcel/NamedRange.php

@@ -0,0 +1,246 @@
+<?php
+/**
+ * PHPExcel
+ *
+ * Copyright (c) 2006 - 2014 PHPExcel
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ * @category   PHPExcel
+ * @package    PHPExcel
+ * @copyright  Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ * @license    http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt	LGPL
+ * @version    1.8.0, 2014-03-02
+ */
+
+
+/**
+ * PHPExcel_NamedRange
+ *
+ * @category   PHPExcel
+ * @package    PHPExcel
+ * @copyright  Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ */
+class PHPExcel_NamedRange
+{
+	/**
+	 * Range name
+	 *
+	 * @var string
+	 */
+	private $_name;
+
+	/**
+	 * Worksheet on which the named range can be resolved
+	 *
+	 * @var PHPExcel_Worksheet
+	 */
+	private $_worksheet;
+
+	/**
+	 * Range of the referenced cells
+	 *
+	 * @var string
+	 */
+	private $_range;
+
+	/**
+	 * Is the named range local? (i.e. can only be used on $this->_worksheet)
+	 *
+	 * @var bool
+	 */
+	private $_localOnly;
+
+	/**
+	 * Scope
+	 *
+	 * @var PHPExcel_Worksheet
+	 */
+	private $_scope;
+
+    /**
+     * Create a new NamedRange
+     *
+     * @param string $pName
+     * @param PHPExcel_Worksheet $pWorksheet
+     * @param string $pRange
+     * @param bool $pLocalOnly
+     * @param PHPExcel_Worksheet|null $pScope	Scope. Only applies when $pLocalOnly = true. Null for global scope.
+     * @throws PHPExcel_Exception
+     */
+    public function __construct($pName = null, PHPExcel_Worksheet $pWorksheet, $pRange = 'A1', $pLocalOnly = false, $pScope = null)
+    {
+    	// Validate data
+    	if (($pName === NULL) || ($pWorksheet === NULL) || ($pRange === NULL)) {
+    		throw new PHPExcel_Exception('Parameters can not be null.');
+    	}
+
+    	// Set local members
+    	$this->_name 		= $pName;
+    	$this->_worksheet 	= $pWorksheet;
+    	$this->_range 		= $pRange;
+    	$this->_localOnly 	= $pLocalOnly;
+    	$this->_scope 		= ($pLocalOnly == true) ?
+								(($pScope == null) ? $pWorksheet : $pScope) : null;
+    }
+
+    /**
+     * Get name
+     *
+     * @return string
+     */
+    public function getName() {
+    	return $this->_name;
+    }
+
+    /**
+     * Set name
+     *
+     * @param string $value
+     * @return PHPExcel_NamedRange
+     */
+    public function setName($value = null) {
+    	if ($value !== NULL) {
+    		// Old title
+    		$oldTitle = $this->_name;
+
+    		// Re-attach
+    		if ($this->_worksheet !== NULL) {
+    			$this->_worksheet->getParent()->removeNamedRange($this->_name,$this->_worksheet);
+    		}
+    		$this->_name = $value;
+
+    		if ($this->_worksheet !== NULL) {
+    			$this->_worksheet->getParent()->addNamedRange($this);
+    		}
+
+	    	// New title
+	    	$newTitle = $this->_name;
+	    	PHPExcel_ReferenceHelper::getInstance()->updateNamedFormulas($this->_worksheet->getParent(), $oldTitle, $newTitle);
+    	}
+    	return $this;
+    }
+
+    /**
+     * Get worksheet
+     *
+     * @return PHPExcel_Worksheet
+     */
+    public function getWorksheet() {
+    	return $this->_worksheet;
+    }
+
+    /**
+     * Set worksheet
+     *
+     * @param PHPExcel_Worksheet $value
+     * @return PHPExcel_NamedRange
+     */
+    public function setWorksheet(PHPExcel_Worksheet $value = null) {
+    	if ($value !== NULL) {
+    		$this->_worksheet = $value;
+    	}
+    	return $this;
+    }
+
+    /**
+     * Get range
+     *
+     * @return string
+     */
+    public function getRange() {
+    	return $this->_range;
+    }
+
+    /**
+     * Set range
+     *
+     * @param string $value
+     * @return PHPExcel_NamedRange
+     */
+    public function setRange($value = null) {
+    	if ($value !== NULL) {
+    		$this->_range = $value;
+    	}
+    	return $this;
+    }
+
+    /**
+     * Get localOnly
+     *
+     * @return bool
+     */
+    public function getLocalOnly() {
+    	return $this->_localOnly;
+    }
+
+    /**
+     * Set localOnly
+     *
+     * @param bool $value
+     * @return PHPExcel_NamedRange
+     */
+    public function setLocalOnly($value = false) {
+    	$this->_localOnly = $value;
+    	$this->_scope = $value ? $this->_worksheet : null;
+    	return $this;
+    }
+
+    /**
+     * Get scope
+     *
+     * @return PHPExcel_Worksheet|null
+     */
+    public function getScope() {
+    	return $this->_scope;
+    }
+
+    /**
+     * Set scope
+     *
+     * @param PHPExcel_Worksheet|null $value
+     * @return PHPExcel_NamedRange
+     */
+    public function setScope(PHPExcel_Worksheet $value = null) {
+    	$this->_scope = $value;
+    	$this->_localOnly = ($value == null) ? false : true;
+    	return $this;
+    }
+
+    /**
+     * Resolve a named range to a regular cell range
+     *
+     * @param string $pNamedRange Named range
+     * @param PHPExcel_Worksheet|null $pSheet Scope. Use null for global scope
+     * @return PHPExcel_NamedRange
+     */
+    public static function resolveRange($pNamedRange = '', PHPExcel_Worksheet $pSheet) {
+		return $pSheet->getParent()->getNamedRange($pNamedRange, $pSheet);
+    }
+
+	/**
+	 * Implement PHP __clone to create a deep clone, not just a shallow copy.
+	 */
+	public function __clone() {
+		$vars = get_object_vars($this);
+		foreach ($vars as $key => $value) {
+			if (is_object($value)) {
+				$this->$key = clone $value;
+			} else {
+				$this->$key = $value;
+			}
+		}
+	}
+}

PHPExcel/Reader/Abstract.php

@@ -0,0 +1,227 @@
+<?php
+/**
+ * PHPExcel
+ *
+ * Copyright (c) 2006 - 2014 PHPExcel
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ * @category   PHPExcel
+ * @package    PHPExcel_Reader
+ * @copyright  Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ * @license    http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt	LGPL
+ * @version    1.8.0, 2014-03-02
+ */
+
+
+/**
+ * PHPExcel_Reader_Abstract
+ *
+ * @category	PHPExcel
+ * @package	PHPExcel_Reader
+ * @copyright	Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ */
+abstract class PHPExcel_Reader_Abstract implements PHPExcel_Reader_IReader
+{
+	/**
+	 * Read data only?
+	 * Identifies whether the Reader should only read data values for cells, and ignore any formatting information;
+	 *		or whether it should read both data and formatting
+	 *
+	 * @var	boolean
+	 */
+	protected $_readDataOnly = FALSE;
+
+	/**
+	 * Read charts that are defined in the workbook?
+	 * Identifies whether the Reader should read the definitions for any charts that exist in the workbook;
+	 *
+	 * @var	boolean
+	 */
+	protected $_includeCharts = FALSE;
+
+	/**
+	 * Restrict which sheets should be loaded?
+	 * This property holds an array of worksheet names to be loaded. If null, then all worksheets will be loaded.
+	 *
+	 * @var array of string
+	 */
+	protected $_loadSheetsOnly = NULL;
+
+	/**
+	 * PHPExcel_Reader_IReadFilter instance
+	 *
+	 * @var PHPExcel_Reader_IReadFilter
+	 */
+	protected $_readFilter = NULL;
+
+	protected $_fileHandle = NULL;
+
+
+	/**
+	 * Read data only?
+	 *		If this is true, then the Reader will only read data values for cells, it will not read any formatting information.
+	 *		If false (the default) it will read data and formatting.
+	 *
+	 * @return	boolean
+	 */
+	public function getReadDataOnly() {
+		return $this->_readDataOnly;
+	}
+
+	/**
+	 * Set read data only
+	 *		Set to true, to advise the Reader only to read data values for cells, and to ignore any formatting information.
+	 *		Set to false (the default) to advise the Reader to read both data and formatting for cells.
+	 *
+	 * @param	boolean	$pValue
+	 *
+	 * @return	PHPExcel_Reader_IReader
+	 */
+	public function setReadDataOnly($pValue = FALSE) {
+		$this->_readDataOnly = $pValue;
+		return $this;
+	}
+
+	/**
+	 * Read charts in workbook?
+	 *		If this is true, then the Reader will include any charts that exist in the workbook.
+	 *      Note that a ReadDataOnly value of false overrides, and charts won't be read regardless of the IncludeCharts value.
+	 *		If false (the default) it will ignore any charts defined in the workbook file.
+	 *
+	 * @return	boolean
+	 */
+	public function getIncludeCharts() {
+		return $this->_includeCharts;
+	}
+
+	/**
+	 * Set read charts in workbook
+	 *		Set to true, to advise the Reader to include any charts that exist in the workbook.
+	 *      Note that a ReadDataOnly value of false overrides, and charts won't be read regardless of the IncludeCharts value.
+	 *		Set to false (the default) to discard charts.
+	 *
+	 * @param	boolean	$pValue
+	 *
+	 * @return	PHPExcel_Reader_IReader
+	 */
+	public function setIncludeCharts($pValue = FALSE) {
+		$this->_includeCharts = (boolean) $pValue;
+		return $this;
+	}
+
+	/**
+	 * Get which sheets to load
+	 * Returns either an array of worksheet names (the list of worksheets that should be loaded), or a null
+	 *		indicating that all worksheets in the workbook should be loaded.
+	 *
+	 * @return mixed
+	 */
+	public function getLoadSheetsOnly()
+	{
+		return $this->_loadSheetsOnly;
+	}
+
+	/**
+	 * Set which sheets to load
+	 *
+	 * @param mixed $value
+	 *		This should be either an array of worksheet names to be loaded, or a string containing a single worksheet name.
+	 *		If NULL, then it tells the Reader to read all worksheets in the workbook
+	 *
+	 * @return PHPExcel_Reader_IReader
+	 */
+	public function setLoadSheetsOnly($value = NULL)
+	{
+		$this->_loadSheetsOnly = is_array($value) ?
+			$value : array($value);
+		return $this;
+	}
+
+	/**
+	 * Set all sheets to load
+	 *		Tells the Reader to load all worksheets from the workbook.
+	 *
+	 * @return PHPExcel_Reader_IReader
+	 */
+	public function setLoadAllSheets()
+	{
+		$this->_loadSheetsOnly = NULL;
+		return $this;
+	}
+
+	/**
+	 * Read filter
+	 *
+	 * @return PHPExcel_Reader_IReadFilter
+	 */
+	public function getReadFilter() {
+		return $this->_readFilter;
+	}
+
+	/**
+	 * Set read filter
+	 *
+	 * @param PHPExcel_Reader_IReadFilter $pValue
+	 * @return PHPExcel_Reader_IReader
+	 */
+	public function setReadFilter(PHPExcel_Reader_IReadFilter $pValue) {
+		$this->_readFilter = $pValue;
+		return $this;
+	}
+
+	/**
+	 * Open file for reading
+	 *
+	 * @param string $pFilename
+	 * @throws	PHPExcel_Reader_Exception
+	 * @return resource
+	 */
+	protected function _openFile($pFilename)
+	{
+		// Check if file exists
+		if (!file_exists($pFilename) || !is_readable($pFilename)) {
+			throw new PHPExcel_Reader_Exception("Could not open " . $pFilename . " for reading! File does not exist.");
+		}
+
+		// Open file
+		$this->_fileHandle = fopen($pFilename, 'r');
+		if ($this->_fileHandle === FALSE) {
+			throw new PHPExcel_Reader_Exception("Could not open file " . $pFilename . " for reading.");
+		}
+	}
+
+	/**
+	 * Can the current PHPExcel_Reader_IReader read the file?
+	 *
+	 * @param 	string 		$pFilename
+	 * @return boolean
+	 * @throws PHPExcel_Reader_Exception
+	 */
+	public function canRead($pFilename)
+	{
+		// Check if file exists
+		try {
+			$this->_openFile($pFilename);
+		} catch (Exception $e) {
+			return FALSE;
+		}
+
+		$readable = $this->_isValidFormat();
+		fclose ($this->_fileHandle);
+		return $readable;
+	}
+
+}

PHPExcel/Reader/CSV.php

@@ -0,0 +1,415 @@
+<?php
+/**
+ * PHPExcel
+ *
+ * Copyright (c) 2006 - 2014 PHPExcel
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ * @category   PHPExcel
+ * @package    PHPExcel_Reader
+ * @copyright  Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ * @license    http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt	LGPL
+ * @version    1.8.0, 2014-03-02
+ */
+
+
+/** PHPExcel root directory */
+if (!defined('PHPEXCEL_ROOT')) {
+	/**
+	 * @ignore
+	 */
+	define('PHPEXCEL_ROOT', dirname(__FILE__) . '/../../');
+	require(PHPEXCEL_ROOT . 'PHPExcel/Autoloader.php');
+}
+
+/**
+ * PHPExcel_Reader_CSV
+ *
+ * @category   PHPExcel
+ * @package    PHPExcel_Reader
+ * @copyright  Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ */
+class PHPExcel_Reader_CSV extends PHPExcel_Reader_Abstract implements PHPExcel_Reader_IReader
+{
+	/**
+	 * Input encoding
+	 *
+	 * @access	private
+	 * @var	string
+	 */
+	private $_inputEncoding	= 'UTF-8';
+
+	/**
+	 * Delimiter
+	 *
+	 * @access	private
+	 * @var string
+	 */
+	private $_delimiter		= ',';
+
+	/**
+	 * Enclosure
+	 *
+	 * @access	private
+	 * @var	string
+	 */
+	private $_enclosure		= '"';
+
+	/**
+	 * Line ending
+	 *
+	 * @access	private
+	 * @var	string
+	 */
+	private $_lineEnding	= PHP_EOL;
+
+	/**
+	 * Sheet index to read
+	 *
+	 * @access	private
+	 * @var	int
+	 */
+	private $_sheetIndex	= 0;
+
+	/**
+	 * Load rows contiguously
+	 *
+	 * @access	private
+	 * @var	int
+	 */
+	private $_contiguous	= false;
+
+	/**
+	 * Row counter for loading rows contiguously
+	 *
+	 * @var	int
+	 */
+	private $_contiguousRow	= -1;
+
+
+	/**
+	 * Create a new PHPExcel_Reader_CSV
+	 */
+	public function __construct() {
+		$this->_readFilter		= new PHPExcel_Reader_DefaultReadFilter();
+	}
+
+	/**
+	 * Validate that the current file is a CSV file
+	 *
+	 * @return boolean
+	 */
+	protected function _isValidFormat()
+	{
+		return TRUE;
+	}
+
+	/**
+	 * Set input encoding
+	 *
+	 * @param string $pValue Input encoding
+	 */
+	public function setInputEncoding($pValue = 'UTF-8')
+	{
+		$this->_inputEncoding = $pValue;
+		return $this;
+	}
+
+	/**
+	 * Get input encoding
+	 *
+	 * @return string
+	 */
+	public function getInputEncoding()
+	{
+		return $this->_inputEncoding;
+	}
+
+	/**
+	 * Move filepointer past any BOM marker
+	 *
+	 */
+	protected function _skipBOM()
+	{
+		rewind($this->_fileHandle);
+
+		switch ($this->_inputEncoding) {
+			case 'UTF-8':
+				fgets($this->_fileHandle, 4) == "\xEF\xBB\xBF" ?
+					fseek($this->_fileHandle, 3) : fseek($this->_fileHandle, 0);
+				break;
+			case 'UTF-16LE':
+				fgets($this->_fileHandle, 3) == "\xFF\xFE" ?
+					fseek($this->_fileHandle, 2) : fseek($this->_fileHandle, 0);
+				break;
+			case 'UTF-16BE':
+				fgets($this->_fileHandle, 3) == "\xFE\xFF" ?
+					fseek($this->_fileHandle, 2) : fseek($this->_fileHandle, 0);
+				break;
+			case 'UTF-32LE':
+				fgets($this->_fileHandle, 5) == "\xFF\xFE\x00\x00" ?
+					fseek($this->_fileHandle, 4) : fseek($this->_fileHandle, 0);
+				break;
+			case 'UTF-32BE':
+				fgets($this->_fileHandle, 5) == "\x00\x00\xFE\xFF" ?
+					fseek($this->_fileHandle, 4) : fseek($this->_fileHandle, 0);
+				break;
+			default:
+				break;
+		}
+	}
+
+	/**
+	 * Return worksheet info (Name, Last Column Letter, Last Column Index, Total Rows, Total Columns)
+	 *
+	 * @param 	string 		$pFilename
+	 * @throws	PHPExcel_Reader_Exception
+	 */
+	public function listWorksheetInfo($pFilename)
+	{
+		// Open file
+		$this->_openFile($pFilename);
+		if (!$this->_isValidFormat()) {
+			fclose ($this->_fileHandle);
+			throw new PHPExcel_Reader_Exception($pFilename . " is an Invalid Spreadsheet file.");
+		}
+		$fileHandle = $this->_fileHandle;
+
+		// Skip BOM, if any
+		$this->_skipBOM();
+
+		$escapeEnclosures = array( "\\" . $this->_enclosure, $this->_enclosure . $this->_enclosure );
+
+		$worksheetInfo = array();
+		$worksheetInfo[0]['worksheetName'] = 'Worksheet';
+		$worksheetInfo[0]['lastColumnLetter'] = 'A';
+		$worksheetInfo[0]['lastColumnIndex'] = 0;
+		$worksheetInfo[0]['totalRows'] = 0;
+		$worksheetInfo[0]['totalColumns'] = 0;
+
+		// Loop through each line of the file in turn
+		while (($rowData = fgetcsv($fileHandle, 0, $this->_delimiter, $this->_enclosure)) !== FALSE) {
+			$worksheetInfo[0]['totalRows']++;
+			$worksheetInfo[0]['lastColumnIndex'] = max($worksheetInfo[0]['lastColumnIndex'], count($rowData) - 1);
+		}
+
+		$worksheetInfo[0]['lastColumnLetter'] = PHPExcel_Cell::stringFromColumnIndex($worksheetInfo[0]['lastColumnIndex']);
+		$worksheetInfo[0]['totalColumns'] = $worksheetInfo[0]['lastColumnIndex'] + 1;
+
+		// Close file
+		fclose($fileHandle);
+
+		return $worksheetInfo;
+	}
+
+	/**
+	 * Loads PHPExcel from file
+	 *
+	 * @param 	string 		$pFilename
+	 * @return PHPExcel
+	 * @throws PHPExcel_Reader_Exception
+	 */
+	public function load($pFilename)
+	{
+		// Create new PHPExcel
+		$objPHPExcel = new PHPExcel();
+
+		// Load into this instance
+		return $this->loadIntoExisting($pFilename, $objPHPExcel);
+	}
+
+	/**
+	 * Loads PHPExcel from file into PHPExcel instance
+	 *
+	 * @param 	string 		$pFilename
+	 * @param	PHPExcel	$objPHPExcel
+	 * @return 	PHPExcel
+	 * @throws 	PHPExcel_Reader_Exception
+	 */
+	public function loadIntoExisting($pFilename, PHPExcel $objPHPExcel)
+	{
+		$lineEnding = ini_get('auto_detect_line_endings');
+		ini_set('auto_detect_line_endings', true);
+
+		// Open file
+		$this->_openFile($pFilename);
+		if (!$this->_isValidFormat()) {
+			fclose ($this->_fileHandle);
+			throw new PHPExcel_Reader_Exception($pFilename . " is an Invalid Spreadsheet file.");
+		}
+		$fileHandle = $this->_fileHandle;
+
+		// Skip BOM, if any
+		$this->_skipBOM();
+
+		// Create new PHPExcel object
+		while ($objPHPExcel->getSheetCount() <= $this->_sheetIndex) {
+			$objPHPExcel->createSheet();
+		}
+		$sheet = $objPHPExcel->setActiveSheetIndex($this->_sheetIndex);
+
+		$escapeEnclosures = array( "\\" . $this->_enclosure,
+								   $this->_enclosure . $this->_enclosure
+								 );
+
+		// Set our starting row based on whether we're in contiguous mode or not
+		$currentRow = 1;
+		if ($this->_contiguous) {
+			$currentRow = ($this->_contiguousRow == -1) ? $sheet->getHighestRow(): $this->_contiguousRow;
+		}
+
+		// Loop through each line of the file in turn
+		while (($rowData = fgetcsv($fileHandle, 0, $this->_delimiter, $this->_enclosure)) !== FALSE) {
+			$columnLetter = 'A';
+			foreach($rowData as $rowDatum) {
+				if ($rowDatum != '' && $this->_readFilter->readCell($columnLetter, $currentRow)) {
+					// Unescape enclosures
+					$rowDatum = str_replace($escapeEnclosures, $this->_enclosure, $rowDatum);
+
+					// Convert encoding if necessary
+					if ($this->_inputEncoding !== 'UTF-8') {
+						$rowDatum = PHPExcel_Shared_String::ConvertEncoding($rowDatum, 'UTF-8', $this->_inputEncoding);
+					}
+
+					// Set cell value
+					$sheet->getCell($columnLetter . $currentRow)->setValue($rowDatum);
+				}
+				++$columnLetter;
+			}
+			++$currentRow;
+		}
+
+		// Close file
+		fclose($fileHandle);
+
+		if ($this->_contiguous) {
+			$this->_contiguousRow = $currentRow;
+		}
+
+		ini_set('auto_detect_line_endings', $lineEnding);
+
+		// Return
+		return $objPHPExcel;
+	}
+
+	/**
+	 * Get delimiter
+	 *
+	 * @return string
+	 */
+	public function getDelimiter() {
+		return $this->_delimiter;
+	}
+
+	/**
+	 * Set delimiter
+	 *
+	 * @param	string	$pValue		Delimiter, defaults to ,
+	 * @return	PHPExcel_Reader_CSV
+	 */
+	public function setDelimiter($pValue = ',') {
+		$this->_delimiter = $pValue;
+		return $this;
+	}
+
+	/**
+	 * Get enclosure
+	 *
+	 * @return string
+	 */
+	public function getEnclosure() {
+		return $this->_enclosure;
+	}
+
+	/**
+	 * Set enclosure
+	 *
+	 * @param	string	$pValue		Enclosure, defaults to "
+	 * @return PHPExcel_Reader_CSV
+	 */
+	public function setEnclosure($pValue = '"') {
+		if ($pValue == '') {
+			$pValue = '"';
+		}
+		$this->_enclosure = $pValue;
+		return $this;
+	}
+
+	/**
+	 * Get line ending
+	 *
+	 * @return string
+	 */
+	public function getLineEnding() {
+		return $this->_lineEnding;
+	}
+
+	/**
+	 * Set line ending
+	 *
+	 * @param	string	$pValue		Line ending, defaults to OS line ending (PHP_EOL)
+	 * @return PHPExcel_Reader_CSV
+	 */
+	public function setLineEnding($pValue = PHP_EOL) {
+		$this->_lineEnding = $pValue;
+		return $this;
+	}
+
+	/**
+	 * Get sheet index
+	 *
+	 * @return integer
+	 */
+	public function getSheetIndex() {
+		return $this->_sheetIndex;
+	}
+
+	/**
+	 * Set sheet index
+	 *
+	 * @param	integer		$pValue		Sheet index
+	 * @return PHPExcel_Reader_CSV
+	 */
+	public function setSheetIndex($pValue = 0) {
+		$this->_sheetIndex = $pValue;
+		return $this;
+	}
+
+	/**
+	 * Set Contiguous
+	 *
+	 * @param boolean $contiguous
+	 */
+	public function setContiguous($contiguous = FALSE)
+	{
+		$this->_contiguous = (bool) $contiguous;
+		if (!$contiguous) {
+			$this->_contiguousRow = -1;
+		}
+
+		return $this;
+	}
+
+	/**
+	 * Get Contiguous
+	 *
+	 * @return boolean
+	 */
+	public function getContiguous() {
+		return $this->_contiguous;
+	}
+
+}

PHPExcel/Reader/DefaultReadFilter.php

@@ -0,0 +1,58 @@
+<?php
+/**
+ * PHPExcel
+ *
+ * Copyright (c) 2006 - 2014 PHPExcel
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ * @category   PHPExcel
+ * @package    PHPExcel_Reader
+ * @copyright  Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ * @license    http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt	LGPL
+ * @version    1.8.0, 2014-03-02
+ */
+
+
+/** PHPExcel root directory */
+if (!defined('PHPEXCEL_ROOT')) {
+	/**
+	 * @ignore
+	 */
+	define('PHPEXCEL_ROOT', dirname(__FILE__) . '/../../');
+	require(PHPEXCEL_ROOT . 'PHPExcel/Autoloader.php');
+}
+
+/**
+ * PHPExcel_Reader_DefaultReadFilter
+ *
+ * @category   PHPExcel
+ * @package    PHPExcel_Reader
+ * @copyright  Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ */
+class PHPExcel_Reader_DefaultReadFilter implements PHPExcel_Reader_IReadFilter
+{
+	/**
+	 * Should this cell be read?
+	 *
+	 * @param 	$column		String column index
+	 * @param 	$row			Row index
+	 * @param	$worksheetName	Optional worksheet name
+	 * @return	boolean
+	 */
+	public function readCell($column, $row, $worksheetName = '') {
+		return true;
+	}
+}

PHPExcel/Reader/Excel2007/Theme.php

@@ -0,0 +1,124 @@
+<?php
+/**
+ * PHPExcel
+ *
+ * Copyright (c) 2006 - 2014 PHPExcel
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ * @category   PHPExcel
+ * @package    PHPExcel_Reader_Excel2007
+ * @copyright  Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ * @license    http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt	LGPL
+ * @version    1.8.0, 2014-03-02
+ */
+
+
+/**
+ * PHPExcel_Reader_Excel2007_Theme
+ *
+ * @category   PHPExcel
+ * @package    PHPExcel_Reader_Excel2007
+ * @copyright  Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ */
+class PHPExcel_Reader_Excel2007_Theme
+{
+	/**
+	 * Theme Name
+	 *
+	 * @var string
+	 */
+	private $_themeName;
+
+	/**
+	 * Colour Scheme Name
+	 *
+	 * @var string
+	 */
+	private $_colourSchemeName;
+
+	/**
+	 * Colour Map indexed by position
+	 *
+	 * @var array of string
+	 */
+	private $_colourMapValues;
+
+
+	/**
+	 * Colour Map
+	 *
+	 * @var array of string
+	 */
+	private $_colourMap;
+
+
+    /**
+     * Create a new PHPExcel_Theme
+	 *
+     */
+    public function __construct($themeName,$colourSchemeName,$colourMap)
+    {
+		// Initialise values
+    	$this->_themeName			= $themeName;
+		$this->_colourSchemeName	= $colourSchemeName;
+		$this->_colourMap			= $colourMap;
+    }
+
+	/**
+	 * Get Theme Name
+	 *
+	 * @return string
+	 */
+	public function getThemeName()
+	{
+		return $this->_themeName;
+	}
+
+    /**
+     * Get colour Scheme Name
+     *
+     * @return string
+     */
+    public function getColourSchemeName() {
+		return $this->_colourSchemeName;
+    }
+
+    /**
+     * Get colour Map Value by Position
+     *
+     * @return string
+     */
+    public function getColourByIndex($index=0) {
+    	if (isset($this->_colourMap[$index])) {
+			return $this->_colourMap[$index];
+		}
+		return null;
+    }
+
+	/**
+	 * Implement PHP __clone to create a deep clone, not just a shallow copy.
+	 */
+	public function __clone() {
+		$vars = get_object_vars($this);
+		foreach ($vars as $key => $value) {
+			if ((is_object($value)) && ($key != '_parent')) {
+				$this->$key = clone $value;
+			} else {
+				$this->$key = $value;
+			}
+		}
+	}
+}

PHPExcel/Reader/Excel5/MD5.php

@@ -0,0 +1,221 @@
+<?php
+/**
+ * PHPExcel
+ *
+ * Copyright (c) 2006 - 2014 PHPExcel
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ * @category   PHPExcel
+ * @package    PHPExcel_Reader_Excel5
+ * @copyright  Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ * @license    http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt        LGPL
+ * @version    1.8.0, 2014-03-02
+ */
+
+
+/**
+ * PHPExcel_Reader_Excel5_MD5
+ *
+ * @category        PHPExcel
+ * @package                PHPExcel_Reader_Excel5
+ * @copyright        Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ */
+class PHPExcel_Reader_Excel5_MD5
+{
+    // Context
+    private $a;
+    private $b;
+    private $c;
+    private $d;
+
+
+    /**
+     * MD5 stream constructor
+     */
+    public function __construct()
+    {
+        $this->reset();
+    }
+
+
+    /**
+     * Reset the MD5 stream context
+     */
+    public function reset()
+    {
+        $this->a = 0x67452301;
+        $this->b = 0xEFCDAB89;
+        $this->c = 0x98BADCFE;
+        $this->d = 0x10325476;
+    }
+
+
+    /**
+     * Get MD5 stream context
+     * 
+     * @return string
+     */
+    public function getContext()
+    {
+        $s = '';
+        foreach (array('a', 'b', 'c', 'd') as $i) {
+            $v = $this->{$i};
+            $s .= chr($v & 0xff);
+            $s .= chr(($v >> 8) & 0xff);
+            $s .= chr(($v >> 16) & 0xff);
+            $s .= chr(($v >> 24) & 0xff);
+        }
+
+        return $s;
+    }
+
+
+    /**
+     * Add data to context
+     * 
+     * @param string $data Data to add
+     */
+    public function add($data)
+    {
+        $words = array_values(unpack('V16', $data));
+
+        $A = $this->a;
+        $B = $this->b;
+        $C = $this->c;
+        $D = $this->d;
+
+        $F = array('PHPExcel_Reader_Excel5_MD5','F');
+        $G = array('PHPExcel_Reader_Excel5_MD5','G');
+        $H = array('PHPExcel_Reader_Excel5_MD5','H');
+        $I = array('PHPExcel_Reader_Excel5_MD5','I');
+
+        /* ROUND 1 */
+        self::step($F, $A, $B, $C, $D, $words[0], 7, 0xd76aa478);
+        self::step($F, $D, $A, $B, $C, $words[1], 12, 0xe8c7b756);
+        self::step($F, $C, $D, $A, $B, $words[2], 17, 0x242070db);
+        self::step($F, $B, $C, $D, $A, $words[3], 22, 0xc1bdceee);
+        self::step($F, $A, $B, $C, $D, $words[4], 7, 0xf57c0faf);
+        self::step($F, $D, $A, $B, $C, $words[5], 12, 0x4787c62a);
+        self::step($F, $C, $D, $A, $B, $words[6], 17, 0xa8304613);
+        self::step($F, $B, $C, $D, $A, $words[7], 22, 0xfd469501);
+        self::step($F, $A, $B, $C, $D, $words[8], 7, 0x698098d8);
+        self::step($F, $D, $A, $B, $C, $words[9], 12, 0x8b44f7af);
+        self::step($F, $C, $D, $A, $B, $words[10], 17, 0xffff5bb1);
+        self::step($F, $B, $C, $D, $A, $words[11], 22, 0x895cd7be);
+        self::step($F, $A, $B, $C, $D, $words[12], 7, 0x6b901122);
+        self::step($F, $D, $A, $B, $C, $words[13], 12, 0xfd987193);
+        self::step($F, $C, $D, $A, $B, $words[14], 17, 0xa679438e);
+        self::step($F, $B, $C, $D, $A, $words[15], 22, 0x49b40821);
+
+        /* ROUND 2 */
+        self::step($G, $A, $B, $C, $D, $words[1], 5, 0xf61e2562);
+        self::step($G, $D, $A, $B, $C, $words[6], 9, 0xc040b340);
+        self::step($G, $C, $D, $A, $B, $words[11], 14, 0x265e5a51);
+        self::step($G, $B, $C, $D, $A, $words[0], 20, 0xe9b6c7aa);
+        self::step($G, $A, $B, $C, $D, $words[5], 5, 0xd62f105d);
+        self::step($G, $D, $A, $B, $C, $words[10], 9, 0x02441453);
+        self::step($G, $C, $D, $A, $B, $words[15], 14, 0xd8a1e681);
+        self::step($G, $B, $C, $D, $A, $words[4], 20, 0xe7d3fbc8);
+        self::step($G, $A, $B, $C, $D, $words[9], 5, 0x21e1cde6);
+        self::step($G, $D, $A, $B, $C, $words[14], 9, 0xc33707d6);
+        self::step($G, $C, $D, $A, $B, $words[3], 14, 0xf4d50d87);
+        self::step($G, $B, $C, $D, $A, $words[8], 20, 0x455a14ed);
+        self::step($G, $A, $B, $C, $D, $words[13], 5, 0xa9e3e905);
+        self::step($G, $D, $A, $B, $C, $words[2], 9, 0xfcefa3f8);
+        self::step($G, $C, $D, $A, $B, $words[7], 14, 0x676f02d9);
+        self::step($G, $B, $C, $D, $A, $words[12], 20, 0x8d2a4c8a);
+
+        /* ROUND 3 */
+        self::step($H, $A, $B, $C, $D, $words[5], 4, 0xfffa3942);
+        self::step($H, $D, $A, $B, $C, $words[8], 11, 0x8771f681);
+        self::step($H, $C, $D, $A, $B, $words[11], 16, 0x6d9d6122);
+        self::step($H, $B, $C, $D, $A, $words[14], 23, 0xfde5380c);
+        self::step($H, $A, $B, $C, $D, $words[1], 4, 0xa4beea44);
+        self::step($H, $D, $A, $B, $C, $words[4], 11, 0x4bdecfa9);
+        self::step($H, $C, $D, $A, $B, $words[7], 16, 0xf6bb4b60);
+        self::step($H, $B, $C, $D, $A, $words[10], 23, 0xbebfbc70);
+        self::step($H, $A, $B, $C, $D, $words[13], 4, 0x289b7ec6);
+        self::step($H, $D, $A, $B, $C, $words[0], 11, 0xeaa127fa);
+        self::step($H, $C, $D, $A, $B, $words[3], 16, 0xd4ef3085);
+        self::step($H, $B, $C, $D, $A, $words[6], 23, 0x04881d05);
+        self::step($H, $A, $B, $C, $D, $words[9], 4, 0xd9d4d039);
+        self::step($H, $D, $A, $B, $C, $words[12], 11, 0xe6db99e5);
+        self::step($H, $C, $D, $A, $B, $words[15], 16, 0x1fa27cf8);
+        self::step($H, $B, $C, $D, $A, $words[2], 23, 0xc4ac5665);
+
+        /* ROUND 4 */
+        self::step($I, $A, $B, $C, $D, $words[0], 6, 0xf4292244);
+        self::step($I, $D, $A, $B, $C, $words[7], 10, 0x432aff97);
+        self::step($I, $C, $D, $A, $B, $words[14], 15, 0xab9423a7);
+        self::step($I, $B, $C, $D, $A, $words[5], 21, 0xfc93a039);
+        self::step($I, $A, $B, $C, $D, $words[12], 6, 0x655b59c3);
+        self::step($I, $D, $A, $B, $C, $words[3], 10, 0x8f0ccc92);
+        self::step($I, $C, $D, $A, $B, $words[10], 15, 0xffeff47d);
+        self::step($I, $B, $C, $D, $A, $words[1], 21, 0x85845dd1);
+        self::step($I, $A, $B, $C, $D, $words[8], 6, 0x6fa87e4f);
+        self::step($I, $D, $A, $B, $C, $words[15], 10, 0xfe2ce6e0);
+        self::step($I, $C, $D, $A, $B, $words[6], 15, 0xa3014314);
+        self::step($I, $B, $C, $D, $A, $words[13], 21, 0x4e0811a1);
+        self::step($I, $A, $B, $C, $D, $words[4], 6, 0xf7537e82);
+        self::step($I, $D, $A, $B, $C, $words[11], 10, 0xbd3af235);
+        self::step($I, $C, $D, $A, $B, $words[2], 15, 0x2ad7d2bb);
+        self::step($I, $B, $C, $D, $A, $words[9], 21, 0xeb86d391);
+
+        $this->a = ($this->a + $A) & 0xffffffff;
+        $this->b = ($this->b + $B) & 0xffffffff;
+        $this->c = ($this->c + $C) & 0xffffffff;
+        $this->d = ($this->d + $D) & 0xffffffff;
+    }
+
+
+    private static function F($X, $Y, $Z)
+    {
+        return (($X & $Y) | ((~ $X) & $Z)); // X AND Y OR NOT X AND Z
+    }
+
+
+    private static function G($X, $Y, $Z)
+    {
+        return (($X & $Z) | ($Y & (~ $Z))); // X AND Z OR Y AND NOT Z
+    }
+
+
+    private static function H($X, $Y, $Z)
+    {
+        return ($X ^ $Y ^ $Z); // X XOR Y XOR Z
+    }
+
+
+    private static function I($X, $Y, $Z)
+    {
+        return ($Y ^ ($X | (~ $Z))) ; // Y XOR (X OR NOT Z)
+    }
+
+
+    private static function step($func, &$A, $B, $C, $D, $M, $s, $t)
+    {
+        $A = ($A + call_user_func($func, $B, $C, $D) + $M + $t) & 0xffffffff;
+        $A = self::rotate($A, $s);
+        $A = ($B + $A) & 0xffffffff;
+    }
+
+
+    private static function rotate($decimal, $bits)
+    {
+        $binary = str_pad(decbin($decimal), 32, "0", STR_PAD_LEFT);
+        return bindec(substr($binary, $bits).substr($binary, 0, $bits));
+    }
+}

PHPExcel/Reader/Excel5/RC4.php

@@ -0,0 +1,88 @@
+<?php
+/**
+ * PHPExcel
+ *
+ * Copyright (c) 2006 - 2014 PHPExcel
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ * @category   PHPExcel
+ * @package    PHPExcel_Reader_Excel5
+ * @copyright  Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ * @license    http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt	LGPL
+ * @version    1.8.0, 2014-03-02
+ */
+
+/**
+ * PHPExcel_Reader_Excel5_RC4
+ *
+ * @category	PHPExcel
+ * @package		PHPExcel_Reader_Excel5
+ * @copyright	Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ */
+class PHPExcel_Reader_Excel5_RC4
+{
+	// Context
+	var $s = array();
+	var $i = 0;
+	var $j = 0;
+
+	/**
+	 * RC4 stream decryption/encryption constrcutor
+	 * 
+	 * @param string $key Encryption key/passphrase
+	 */
+	public function __construct($key)
+	{
+		$len = strlen($key);
+
+		for ($this->i = 0; $this->i < 256; $this->i++) {
+			$this->s[$this->i] = $this->i;
+		}
+
+		$this->j = 0;
+		for ($this->i = 0; $this->i < 256; $this->i++) {
+			$this->j = ($this->j + $this->s[$this->i] + ord($key[$this->i % $len])) % 256;
+			$t = $this->s[$this->i];
+			$this->s[$this->i] = $this->s[$this->j];
+			$this->s[$this->j] = $t;
+		}
+		$this->i = $this->j = 0;
+	}
+
+	/**
+	 * Symmetric decryption/encryption function
+	 * 
+	 * @param string $data Data to encrypt/decrypt
+	 * 
+	 * @return string
+	 */
+	public function RC4($data)
+	{
+		$len = strlen($data);
+		for ($c = 0; $c < $len; $c++) {
+			$this->i = ($this->i + 1) % 256;
+			$this->j = ($this->j + $this->s[$this->i]) % 256;
+			$t = $this->s[$this->i];
+			$this->s[$this->i] = $this->s[$this->j];
+			$this->s[$this->j] = $t;
+
+			$t = ($this->s[$this->i] + $this->s[$this->j]) % 256;
+
+			$data[$c] = chr(ord($data[$c]) ^ $this->s[$t]);
+		}
+		return $data;
+	}
+}

PHPExcel/Reader/Exception.php

@@ -0,0 +1,52 @@
+<?php
+/**
+ * PHPExcel
+ *
+ * Copyright (c) 2006 - 2014 PHPExcel
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ * @category   PHPExcel
+ * @package    PHPExcel_Reader
+ * @copyright  Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ * @license	http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt	LGPL
+ * @version	1.8.0, 2014-03-02
+ */
+
+
+/**
+ * PHPExcel_Reader_Exception
+ *
+ * @category   PHPExcel
+ * @package    PHPExcel_Reader
+ * @copyright  Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ */
+class PHPExcel_Reader_Exception extends PHPExcel_Exception {
+	/**
+	 * Error handler callback
+	 *
+	 * @param mixed $code
+	 * @param mixed $string
+	 * @param mixed $file
+	 * @param mixed $line
+	 * @param mixed $context
+	 */
+	public static function errorHandlerCallback($code, $string, $file, $line, $context) {
+		$e = new self($string, $code);
+		$e->line = $line;
+		$e->file = $file;
+		throw $e;
+	}
+}

PHPExcel/Reader/HTML.php

@@ -0,0 +1,468 @@
+<?php
+/**
+ * PHPExcel
+ *
+ * Copyright (c) 2006 - 2014 PHPExcel
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ * @category   PHPExcel
+ * @package    PHPExcel_Reader
+ * @copyright  Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ * @license    http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt	LGPL
+ * @version    1.8.0, 2014-03-02
+ */
+
+
+/** PHPExcel root directory */
+if (!defined('PHPEXCEL_ROOT')) {
+	/**
+	 * @ignore
+	 */
+	define('PHPEXCEL_ROOT', dirname(__FILE__) . '/../../');
+	require(PHPEXCEL_ROOT . 'PHPExcel/Autoloader.php');
+}
+
+/**
+ * PHPExcel_Reader_HTML
+ *
+ * @category   PHPExcel
+ * @package    PHPExcel_Reader
+ * @copyright  Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ */
+class PHPExcel_Reader_HTML extends PHPExcel_Reader_Abstract implements PHPExcel_Reader_IReader
+{
+	/**
+	 * Input encoding
+	 *
+	 * @var string
+	 */
+	private $_inputEncoding	= 'ANSI';
+
+	/**
+	 * Sheet index to read
+	 *
+	 * @var int
+	 */
+	private $_sheetIndex 	= 0;
+
+	/**
+	 * Formats
+	 *
+	 * @var array
+	 */
+	private $_formats = array( 'h1' => array( 'font' => array( 'bold' => true,
+															   'size' => 24,
+															 ),
+											),	//	Bold, 24pt
+							   'h2' => array( 'font' => array( 'bold' => true,
+															   'size' => 18,
+															 ),
+											),	//	Bold, 18pt
+							   'h3' => array( 'font' => array( 'bold' => true,
+															   'size' => 13.5,
+															 ),
+											),	//	Bold, 13.5pt
+							   'h4' => array( 'font' => array( 'bold' => true,
+															   'size' => 12,
+															 ),
+											),	//	Bold, 12pt
+							   'h5' => array( 'font' => array( 'bold' => true,
+															   'size' => 10,
+															 ),
+											),	//	Bold, 10pt
+							   'h6' => array( 'font' => array( 'bold' => true,
+															   'size' => 7.5,
+															 ),
+											),	//	Bold, 7.5pt
+							   'a'  => array( 'font' => array( 'underline' => true,
+															   'color' => array( 'argb' => PHPExcel_Style_Color::COLOR_BLUE,
+															                   ),
+															 ),
+											),	//	Blue underlined
+							   'hr' => array( 'borders' => array( 'bottom' => array( 'style' => PHPExcel_Style_Border::BORDER_THIN,
+																					 'color' => array( PHPExcel_Style_Color::COLOR_BLACK,
+																					                 ),
+																				   ),
+																),
+											),	//	Bottom border
+							 );
+
+
+	/**
+	 * Create a new PHPExcel_Reader_HTML
+	 */
+	public function __construct() {
+		$this->_readFilter 	= new PHPExcel_Reader_DefaultReadFilter();
+	}
+
+	/**
+	 * Validate that the current file is an HTML file
+	 *
+	 * @return boolean
+	 */
+	protected function _isValidFormat()
+	{
+		//	Reading 2048 bytes should be enough to validate that the format is HTML
+		$data = fread($this->_fileHandle, 2048);
+		if ((strpos($data, '<') !== FALSE) &&
+			(strlen($data) !== strlen(strip_tags($data)))) {
+			return TRUE;
+		}
+
+		return FALSE;
+	}
+
+	/**
+	 * Loads PHPExcel from file
+	 *
+	 * @param 	string 		$pFilename
+	 * @return 	PHPExcel
+	 * @throws 	PHPExcel_Reader_Exception
+	 */
+	public function load($pFilename)
+	{
+		// Create new PHPExcel
+		$objPHPExcel = new PHPExcel();
+
+		// Load into this instance
+		return $this->loadIntoExisting($pFilename, $objPHPExcel);
+	}
+
+	/**
+	 * Set input encoding
+	 *
+	 * @param string $pValue Input encoding
+	 */
+	public function setInputEncoding($pValue = 'ANSI')
+	{
+		$this->_inputEncoding = $pValue;
+		return $this;
+	}
+
+	/**
+	 * Get input encoding
+	 *
+	 * @return string
+	 */
+	public function getInputEncoding()
+	{
+		return $this->_inputEncoding;
+	}
+
+	//	Data Array used for testing only, should write to PHPExcel object on completion of tests
+	private $_dataArray = array();
+
+	private $_tableLevel = 0;
+	private $_nestedColumn = array('A');
+
+	private function _setTableStartColumn($column) {
+		if ($this->_tableLevel == 0)
+			$column = 'A';
+		++$this->_tableLevel;
+		$this->_nestedColumn[$this->_tableLevel] = $column;
+
+		return $this->_nestedColumn[$this->_tableLevel];
+	}
+
+	private function _getTableStartColumn() {
+		return $this->_nestedColumn[$this->_tableLevel];
+	}
+
+	private function _releaseTableStartColumn() {
+		--$this->_tableLevel;
+		return array_pop($this->_nestedColumn);
+	}
+
+	private function _flushCell($sheet,$column,$row,&$cellContent) {
+		if (is_string($cellContent)) {
+			//	Simple String content
+			if (trim($cellContent) > '') {
+				//	Only actually write it if there's content in the string
+//				echo 'FLUSH CELL: ' , $column , $row , ' => ' , $cellContent , '<br />';
+				//	Write to worksheet to be done here...
+				//	... we return the cell so we can mess about with styles more easily
+				$cell = $sheet->setCellValue($column.$row,$cellContent,true);
+				$this->_dataArray[$row][$column] = $cellContent;
+			}
+		} else {
+			//	We have a Rich Text run
+			//	TODO
+			$this->_dataArray[$row][$column] = 'RICH TEXT: ' . $cellContent;
+		}
+		$cellContent = (string) '';
+	}
+
+	private function _processDomElement(DOMNode $element, $sheet, &$row, &$column, &$cellContent){
+		foreach($element->childNodes as $child){
+			if ($child instanceof DOMText) {
+				$domText = preg_replace('/\s+/',' ',trim($child->nodeValue));
+				if (is_string($cellContent)) {
+					//	simply append the text if the cell content is a plain text string
+					$cellContent .= $domText;
+				} else {
+					//	but if we have a rich text run instead, we need to append it correctly
+					//	TODO
+				}
+			} elseif($child instanceof DOMElement) {
+//				echo '<b>DOM ELEMENT: </b>' , strtoupper($child->nodeName) , '<br />';
+
+				$attributeArray = array();
+				foreach($child->attributes as $attribute) {
+//					echo '<b>ATTRIBUTE: </b>' , $attribute->name , ' => ' , $attribute->value , '<br />';
+					$attributeArray[$attribute->name] = $attribute->value;
+				}
+
+				switch($child->nodeName) {
+					case 'meta' :
+						foreach($attributeArray as $attributeName => $attributeValue) {
+							switch($attributeName) {
+								case 'content':
+									//	TODO
+									//	Extract character set, so we can convert to UTF-8 if required
+									break;
+							}
+						}
+						$this->_processDomElement($child,$sheet,$row,$column,$cellContent);
+						break;
+					case 'title' :
+						$this->_processDomElement($child,$sheet,$row,$column,$cellContent);
+						$sheet->setTitle($cellContent);
+						$cellContent = '';
+						break;
+					case 'span'  :
+					case 'div'   :
+					case 'font'  :
+					case 'i'     :
+					case 'em'    :
+					case 'strong':
+					case 'b'     :
+//						echo 'STYLING, SPAN OR DIV<br />';
+						if ($cellContent > '')
+							$cellContent .= ' ';
+						$this->_processDomElement($child,$sheet,$row,$column,$cellContent);
+						if ($cellContent > '')
+							$cellContent .= ' ';
+//						echo 'END OF STYLING, SPAN OR DIV<br />';
+						break;
+					case 'hr' :
+						$this->_flushCell($sheet,$column,$row,$cellContent);
+						++$row;
+						if (isset($this->_formats[$child->nodeName])) {
+							$sheet->getStyle($column.$row)->applyFromArray($this->_formats[$child->nodeName]);
+						} else {
+							$cellContent = '----------';
+							$this->_flushCell($sheet,$column,$row,$cellContent);
+						}
+						++$row;
+					case 'br' :
+						if ($this->_tableLevel > 0) {
+							//	If we're inside a table, replace with a \n
+							$cellContent .= "\n";
+						} else {
+							//	Otherwise flush our existing content and move the row cursor on
+							$this->_flushCell($sheet,$column,$row,$cellContent);
+							++$row;
+						}
+//						echo 'HARD LINE BREAK: ' , '<br />';
+						break;
+					case 'a'  :
+//						echo 'START OF HYPERLINK: ' , '<br />';
+						foreach($attributeArray as $attributeName => $attributeValue) {
+							switch($attributeName) {
+								case 'href':
+//									echo 'Link to ' , $attributeValue , '<br />';
+									$sheet->getCell($column.$row)->getHyperlink()->setUrl($attributeValue);
+									if (isset($this->_formats[$child->nodeName])) {
+										$sheet->getStyle($column.$row)->applyFromArray($this->_formats[$child->nodeName]);
+									}
+									break;
+							}
+						}
+						$cellContent .= ' ';
+						$this->_processDomElement($child,$sheet,$row,$column,$cellContent);
+//						echo 'END OF HYPERLINK:' , '<br />';
+						break;
+					case 'h1' :
+					case 'h2' :
+					case 'h3' :
+					case 'h4' :
+					case 'h5' :
+					case 'h6' :
+					case 'ol' :
+					case 'ul' :
+					case 'p'  :
+						if ($this->_tableLevel > 0) {
+							//	If we're inside a table, replace with a \n
+							$cellContent .= "\n";
+//							echo 'LIST ENTRY: ' , '<br />';
+							$this->_processDomElement($child,$sheet,$row,$column,$cellContent);
+//							echo 'END OF LIST ENTRY:' , '<br />';
+						} else {
+							if ($cellContent > '') {
+								$this->_flushCell($sheet,$column,$row,$cellContent);
+								$row += 2;
+							}
+//							echo 'START OF PARAGRAPH: ' , '<br />';
+							$this->_processDomElement($child,$sheet,$row,$column,$cellContent);
+//							echo 'END OF PARAGRAPH:' , '<br />';
+							$this->_flushCell($sheet,$column,$row,$cellContent);
+
+							if (isset($this->_formats[$child->nodeName])) {
+								$sheet->getStyle($column.$row)->applyFromArray($this->_formats[$child->nodeName]);
+							}
+
+							$row += 2;
+							$column = 'A';
+						}
+						break;
+					case 'li'  :
+						if ($this->_tableLevel > 0) {
+							//	If we're inside a table, replace with a \n
+							$cellContent .= "\n";
+//							echo 'LIST ENTRY: ' , '<br />';
+							$this->_processDomElement($child,$sheet,$row,$column,$cellContent);
+//							echo 'END OF LIST ENTRY:' , '<br />';
+						} else {
+							if ($cellContent > '') {
+								$this->_flushCell($sheet,$column,$row,$cellContent);
+							}
+							++$row;
+//							echo 'LIST ENTRY: ' , '<br />';
+							$this->_processDomElement($child,$sheet,$row,$column,$cellContent);
+//							echo 'END OF LIST ENTRY:' , '<br />';
+							$this->_flushCell($sheet,$column,$row,$cellContent);
+							$column = 'A';
+						}
+						break;
+					case 'table' :
+						$this->_flushCell($sheet,$column,$row,$cellContent);
+						$column = $this->_setTableStartColumn($column);
+//						echo 'START OF TABLE LEVEL ' , $this->_tableLevel , '<br />';
+						if ($this->_tableLevel > 1)
+							--$row;
+						$this->_processDomElement($child,$sheet,$row,$column,$cellContent);
+//						echo 'END OF TABLE LEVEL ' , $this->_tableLevel , '<br />';
+						$column = $this->_releaseTableStartColumn();
+						if ($this->_tableLevel > 1) {
+							++$column;
+						} else {
+							++$row;
+						}
+						break;
+					case 'thead' :
+					case 'tbody' :
+						$this->_processDomElement($child,$sheet,$row,$column,$cellContent);
+						break;
+					case 'tr' :
+						++$row;
+						$column = $this->_getTableStartColumn();
+						$cellContent = '';
+//						echo 'START OF TABLE ' , $this->_tableLevel , ' ROW<br />';
+						$this->_processDomElement($child,$sheet,$row,$column,$cellContent);
+//						echo 'END OF TABLE ' , $this->_tableLevel , ' ROW<br />';
+						break;
+					case 'th' :
+					case 'td' :
+//						echo 'START OF TABLE ' , $this->_tableLevel , ' CELL<br />';
+						$this->_processDomElement($child,$sheet,$row,$column,$cellContent);
+//						echo 'END OF TABLE ' , $this->_tableLevel , ' CELL<br />';
+						$this->_flushCell($sheet,$column,$row,$cellContent);
+						++$column;
+						break;
+					case 'body' :
+						$row = 1;
+						$column = 'A';
+						$content = '';
+						$this->_tableLevel = 0;
+						$this->_processDomElement($child,$sheet,$row,$column,$cellContent);
+						break;
+					default:
+						$this->_processDomElement($child,$sheet,$row,$column,$cellContent);
+				}
+			}
+		}
+	}
+
+	/**
+	 * Loads PHPExcel from file into PHPExcel instance
+	 *
+	 * @param 	string 		$pFilename
+	 * @param	PHPExcel	$objPHPExcel
+	 * @return 	PHPExcel
+	 * @throws 	PHPExcel_Reader_Exception
+	 */
+	public function loadIntoExisting($pFilename, PHPExcel $objPHPExcel)
+	{
+		// Open file to validate
+		$this->_openFile($pFilename);
+		if (!$this->_isValidFormat()) {
+			fclose ($this->_fileHandle);
+			throw new PHPExcel_Reader_Exception($pFilename . " is an Invalid HTML file.");
+		}
+		//	Close after validating
+		fclose ($this->_fileHandle);
+
+		// Create new PHPExcel
+		while ($objPHPExcel->getSheetCount() <= $this->_sheetIndex) {
+			$objPHPExcel->createSheet();
+		}
+		$objPHPExcel->setActiveSheetIndex( $this->_sheetIndex );
+
+		//	Create a new DOM object
+		$dom = new domDocument;
+		//	Reload the HTML file into the DOM object
+		$loaded = $dom->loadHTMLFile($pFilename, PHPExcel_Settings::getLibXmlLoaderOptions());
+		if ($loaded === FALSE) {
+			throw new PHPExcel_Reader_Exception('Failed to load ',$pFilename,' as a DOM Document');
+		}
+
+		//	Discard white space
+		$dom->preserveWhiteSpace = false;
+
+
+		$row = 0;
+		$column = 'A';
+		$content = '';
+		$this->_processDomElement($dom,$objPHPExcel->getActiveSheet(),$row,$column,$content);
+
+//		echo '<hr />';
+//		var_dump($this->_dataArray);
+
+		// Return
+		return $objPHPExcel;
+	}
+
+	/**
+	 * Get sheet index
+	 *
+	 * @return int
+	 */
+	public function getSheetIndex() {
+		return $this->_sheetIndex;
+	}
+
+	/**
+	 * Set sheet index
+	 *
+	 * @param	int		$pValue		Sheet index
+	 * @return PHPExcel_Reader_HTML
+	 */
+	public function setSheetIndex($pValue = 0) {
+		$this->_sheetIndex = $pValue;
+		return $this;
+	}
+
+}

PHPExcel/Reader/IReadFilter.php

@@ -0,0 +1,47 @@
+<?php
+/**
+ * PHPExcel
+ *
+ * Copyright (c) 2006 - 2014 PHPExcel
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ * @category   PHPExcel
+ * @package    PHPExcel_Reader
+ * @copyright  Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ * @license    http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt	LGPL
+ * @version    1.8.0, 2014-03-02
+ */
+
+
+/**
+ * PHPExcel_Reader_IReadFilter
+ *
+ * @category   PHPExcel
+ * @package    PHPExcel_Reader
+ * @copyright  Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ */
+interface PHPExcel_Reader_IReadFilter
+{
+	/**
+	 * Should this cell be read?
+	 *
+	 * @param 	$column		String column index
+	 * @param 	$row			Row index
+	 * @param	$worksheetName	Optional worksheet name
+	 * @return	boolean
+	 */
+	public function readCell($column, $row, $worksheetName = '');
+}

PHPExcel/Reader/IReader.php

@@ -0,0 +1,53 @@
+<?php
+/**
+ * PHPExcel
+ *
+ * Copyright (c) 2006 - 2014 PHPExcel
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ * @category   PHPExcel
+ * @package    PHPExcel_Reader
+ * @copyright  Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ * @license    http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt	LGPL
+ * @version    1.8.0, 2014-03-02
+ */
+
+
+/**
+ * PHPExcel_Reader_IReader
+ *
+ * @category   PHPExcel
+ * @package    PHPExcel_Reader
+ * @copyright  Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ */
+interface PHPExcel_Reader_IReader
+{
+	/**
+	 * Can the current PHPExcel_Reader_IReader read the file?
+	 *
+	 * @param 	string 		$pFilename
+	 * @return 	boolean
+	 */
+	public function canRead($pFilename);
+
+	/**
+	 * Loads PHPExcel from file
+	 *
+	 * @param 	string 		$pFilename
+	 * @throws 	PHPExcel_Reader_Exception
+	 */
+	public function load($pFilename);
+}

PHPExcel/Reader/SYLK.php

@@ -0,0 +1,450 @@
+<?php
+/**
+ * PHPExcel
+ *
+ * Copyright (c) 2006 - 2014 PHPExcel
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ * @category   PHPExcel
+ * @package    PHPExcel_Reader
+ * @copyright  Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ * @license    http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt	LGPL
+ * @version    1.8.0, 2014-03-02
+ */
+
+
+/** PHPExcel root directory */
+if (!defined('PHPEXCEL_ROOT')) {
+	/**
+	 * @ignore
+	 */
+	define('PHPEXCEL_ROOT', dirname(__FILE__) . '/../../');
+	require(PHPEXCEL_ROOT . 'PHPExcel/Autoloader.php');
+}
+
+/**
+ * PHPExcel_Reader_SYLK
+ *
+ * @category   PHPExcel
+ * @package    PHPExcel_Reader
+ * @copyright  Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ */
+class PHPExcel_Reader_SYLK extends PHPExcel_Reader_Abstract implements PHPExcel_Reader_IReader
+{
+	/**
+	 * Input encoding
+	 *
+	 * @var string
+	 */
+	private $_inputEncoding	= 'ANSI';
+
+	/**
+	 * Sheet index to read
+	 *
+	 * @var int
+	 */
+	private $_sheetIndex 	= 0;
+
+	/**
+	 * Formats
+	 *
+	 * @var array
+	 */
+	private $_formats = array();
+
+	/**
+	 * Format Count
+	 *
+	 * @var int
+	 */
+	private $_format = 0;
+
+	/**
+	 * Create a new PHPExcel_Reader_SYLK
+	 */
+	public function __construct() {
+		$this->_readFilter 	= new PHPExcel_Reader_DefaultReadFilter();
+	}
+
+	/**
+	 * Validate that the current file is a SYLK file
+	 *
+	 * @return boolean
+	 */
+	protected function _isValidFormat()
+	{
+		// Read sample data (first 2 KB will do)
+		$data = fread($this->_fileHandle, 2048);
+
+		// Count delimiters in file
+		$delimiterCount = substr_count($data, ';');
+		if ($delimiterCount < 1) {
+			return FALSE;
+		}
+
+		// Analyze first line looking for ID; signature
+		$lines = explode("\n", $data);
+		if (substr($lines[0],0,4) != 'ID;P') {
+			return FALSE;
+		}
+
+		return TRUE;
+	}
+
+	/**
+	 * Set input encoding
+	 *
+	 * @param string $pValue Input encoding
+	 */
+	public function setInputEncoding($pValue = 'ANSI')
+	{
+		$this->_inputEncoding = $pValue;
+		return $this;
+	}
+
+	/**
+	 * Get input encoding
+	 *
+	 * @return string
+	 */
+	public function getInputEncoding()
+	{
+		return $this->_inputEncoding;
+	}
+
+	/**
+	 * Return worksheet info (Name, Last Column Letter, Last Column Index, Total Rows, Total Columns)
+	 *
+	 * @param   string     $pFilename
+	 * @throws   PHPExcel_Reader_Exception
+	 */
+	public function listWorksheetInfo($pFilename)
+	{
+		// Open file
+		$this->_openFile($pFilename);
+		if (!$this->_isValidFormat()) {
+			fclose ($this->_fileHandle);
+			throw new PHPExcel_Reader_Exception($pFilename . " is an Invalid Spreadsheet file.");
+		}
+		$fileHandle = $this->_fileHandle;
+		rewind($fileHandle);
+
+		$worksheetInfo = array();
+		$worksheetInfo[0]['worksheetName'] = 'Worksheet';
+		$worksheetInfo[0]['lastColumnLetter'] = 'A';
+		$worksheetInfo[0]['lastColumnIndex'] = 0;
+		$worksheetInfo[0]['totalRows'] = 0;
+		$worksheetInfo[0]['totalColumns'] = 0;
+
+		// Loop through file
+		$rowData = array();
+
+		// loop through one row (line) at a time in the file
+		$rowIndex = 0;
+		while (($rowData = fgets($fileHandle)) !== FALSE) {
+			$columnIndex = 0;
+
+			// convert SYLK encoded $rowData to UTF-8
+			$rowData = PHPExcel_Shared_String::SYLKtoUTF8($rowData);
+
+			// explode each row at semicolons while taking into account that literal semicolon (;)
+			// is escaped like this (;;)
+			$rowData = explode("\t",str_replace('¤',';',str_replace(';',"\t",str_replace(';;','¤',rtrim($rowData)))));
+
+			$dataType = array_shift($rowData);
+			if ($dataType == 'C') {
+				//  Read cell value data
+				foreach($rowData as $rowDatum) {
+					switch($rowDatum{0}) {
+						case 'C' :
+						case 'X' :
+							$columnIndex = substr($rowDatum,1) - 1;
+							break;
+						case 'R' :
+						case 'Y' :
+							$rowIndex = substr($rowDatum,1);
+							break;
+					}
+
+					$worksheetInfo[0]['totalRows'] = max($worksheetInfo[0]['totalRows'], $rowIndex);
+					$worksheetInfo[0]['lastColumnIndex'] = max($worksheetInfo[0]['lastColumnIndex'], $columnIndex);
+				}
+			}
+		}
+
+		$worksheetInfo[0]['lastColumnLetter'] = PHPExcel_Cell::stringFromColumnIndex($worksheetInfo[0]['lastColumnIndex']);
+		$worksheetInfo[0]['totalColumns'] = $worksheetInfo[0]['lastColumnIndex'] + 1;
+
+		// Close file
+		fclose($fileHandle);
+
+		return $worksheetInfo;
+	}
+
+	/**
+	 * Loads PHPExcel from file
+	 *
+	 * @param 	string 		$pFilename
+	 * @return 	PHPExcel
+	 * @throws 	PHPExcel_Reader_Exception
+	 */
+	public function load($pFilename)
+	{
+		// Create new PHPExcel
+		$objPHPExcel = new PHPExcel();
+
+		// Load into this instance
+		return $this->loadIntoExisting($pFilename, $objPHPExcel);
+	}
+
+	/**
+	 * Loads PHPExcel from file into PHPExcel instance
+	 *
+	 * @param 	string 		$pFilename
+	 * @param	PHPExcel	$objPHPExcel
+	 * @return 	PHPExcel
+	 * @throws 	PHPExcel_Reader_Exception
+	 */
+	public function loadIntoExisting($pFilename, PHPExcel $objPHPExcel)
+	{
+		// Open file
+		$this->_openFile($pFilename);
+		if (!$this->_isValidFormat()) {
+			fclose ($this->_fileHandle);
+			throw new PHPExcel_Reader_Exception($pFilename . " is an Invalid Spreadsheet file.");
+		}
+		$fileHandle = $this->_fileHandle;
+		rewind($fileHandle);
+
+		// Create new PHPExcel
+		while ($objPHPExcel->getSheetCount() <= $this->_sheetIndex) {
+			$objPHPExcel->createSheet();
+		}
+		$objPHPExcel->setActiveSheetIndex( $this->_sheetIndex );
+
+		$fromFormats	= array('\-',	'\ ');
+		$toFormats		= array('-',	' ');
+
+		// Loop through file
+		$rowData = array();
+		$column = $row = '';
+
+		// loop through one row (line) at a time in the file
+		while (($rowData = fgets($fileHandle)) !== FALSE) {
+
+			// convert SYLK encoded $rowData to UTF-8
+			$rowData = PHPExcel_Shared_String::SYLKtoUTF8($rowData);
+
+			// explode each row at semicolons while taking into account that literal semicolon (;)
+			// is escaped like this (;;)
+			$rowData = explode("\t",str_replace('¤',';',str_replace(';',"\t",str_replace(';;','¤',rtrim($rowData)))));
+
+			$dataType = array_shift($rowData);
+			//	Read shared styles
+			if ($dataType == 'P') {
+				$formatArray = array();
+				foreach($rowData as $rowDatum) {
+					switch($rowDatum{0}) {
+						case 'P' :	$formatArray['numberformat']['code'] = str_replace($fromFormats,$toFormats,substr($rowDatum,1));
+									break;
+						case 'E' :
+						case 'F' :	$formatArray['font']['name'] = substr($rowDatum,1);
+									break;
+						case 'L' :	$formatArray['font']['size'] = substr($rowDatum,1);
+									break;
+						case 'S' :	$styleSettings = substr($rowDatum,1);
+									for ($i=0;$i<strlen($styleSettings);++$i) {
+										switch ($styleSettings{$i}) {
+											case 'I' :	$formatArray['font']['italic'] = true;
+														break;
+											case 'D' :	$formatArray['font']['bold'] = true;
+														break;
+											case 'T' :	$formatArray['borders']['top']['style'] = PHPExcel_Style_Border::BORDER_THIN;
+														break;
+											case 'B' :	$formatArray['borders']['bottom']['style'] = PHPExcel_Style_Border::BORDER_THIN;
+														break;
+											case 'L' :	$formatArray['borders']['left']['style'] = PHPExcel_Style_Border::BORDER_THIN;
+														break;
+											case 'R' :	$formatArray['borders']['right']['style'] = PHPExcel_Style_Border::BORDER_THIN;
+														break;
+										}
+									}
+									break;
+					}
+				}
+				$this->_formats['P'.$this->_format++] = $formatArray;
+			//	Read cell value data
+			} elseif ($dataType == 'C') {
+				$hasCalculatedValue = false;
+				$cellData = $cellDataFormula = '';
+				foreach($rowData as $rowDatum) {
+					switch($rowDatum{0}) {
+						case 'C' :
+						case 'X' :	$column = substr($rowDatum,1);
+									break;
+						case 'R' :
+						case 'Y' :	$row = substr($rowDatum,1);
+									break;
+						case 'K' :	$cellData = substr($rowDatum,1);
+									break;
+						case 'E' :	$cellDataFormula = '='.substr($rowDatum,1);
+									//	Convert R1C1 style references to A1 style references (but only when not quoted)
+									$temp = explode('"',$cellDataFormula);
+									$key = false;
+									foreach($temp as &$value) {
+										//	Only count/replace in alternate array entries
+										if ($key = !$key) {
+											preg_match_all('/(R(\[?-?\d*\]?))(C(\[?-?\d*\]?))/',$value, $cellReferences,PREG_SET_ORDER+PREG_OFFSET_CAPTURE);
+											//	Reverse the matches array, otherwise all our offsets will become incorrect if we modify our way
+											//		through the formula from left to right. Reversing means that we work right to left.through
+											//		the formula
+											$cellReferences = array_reverse($cellReferences);
+											//	Loop through each R1C1 style reference in turn, converting it to its A1 style equivalent,
+											//		then modify the formula to use that new reference
+											foreach($cellReferences as $cellReference) {
+												$rowReference = $cellReference[2][0];
+												//	Empty R reference is the current row
+												if ($rowReference == '') $rowReference = $row;
+												//	Bracketed R references are relative to the current row
+												if ($rowReference{0} == '[') $rowReference = $row + trim($rowReference,'[]');
+												$columnReference = $cellReference[4][0];
+												//	Empty C reference is the current column
+												if ($columnReference == '') $columnReference = $column;
+												//	Bracketed C references are relative to the current column
+												if ($columnReference{0} == '[') $columnReference = $column + trim($columnReference,'[]');
+												$A1CellReference = PHPExcel_Cell::stringFromColumnIndex($columnReference-1).$rowReference;
+
+												$value = substr_replace($value,$A1CellReference,$cellReference[0][1],strlen($cellReference[0][0]));
+											}
+										}
+									}
+									unset($value);
+									//	Then rebuild the formula string
+									$cellDataFormula = implode('"',$temp);
+									$hasCalculatedValue = true;
+									break;
+					}
+				}
+				$columnLetter = PHPExcel_Cell::stringFromColumnIndex($column-1);
+				$cellData = PHPExcel_Calculation::_unwrapResult($cellData);
+
+				// Set cell value
+				$objPHPExcel->getActiveSheet()->getCell($columnLetter.$row)->setValue(($hasCalculatedValue) ? $cellDataFormula : $cellData);
+				if ($hasCalculatedValue) {
+					$cellData = PHPExcel_Calculation::_unwrapResult($cellData);
+					$objPHPExcel->getActiveSheet()->getCell($columnLetter.$row)->setCalculatedValue($cellData);
+				}
+			//	Read cell formatting
+			} elseif ($dataType == 'F') {
+				$formatStyle = $columnWidth = $styleSettings = '';
+				$styleData = array();
+				foreach($rowData as $rowDatum) {
+					switch($rowDatum{0}) {
+						case 'C' :
+						case 'X' :	$column = substr($rowDatum,1);
+									break;
+						case 'R' :
+						case 'Y' :	$row = substr($rowDatum,1);
+									break;
+						case 'P' :	$formatStyle = $rowDatum;
+									break;
+						case 'W' :	list($startCol,$endCol,$columnWidth) = explode(' ',substr($rowDatum,1));
+									break;
+						case 'S' :	$styleSettings = substr($rowDatum,1);
+									for ($i=0;$i<strlen($styleSettings);++$i) {
+										switch ($styleSettings{$i}) {
+											case 'I' :	$styleData['font']['italic'] = true;
+														break;
+											case 'D' :	$styleData['font']['bold'] = true;
+														break;
+											case 'T' :	$styleData['borders']['top']['style'] = PHPExcel_Style_Border::BORDER_THIN;
+														break;
+											case 'B' :	$styleData['borders']['bottom']['style'] = PHPExcel_Style_Border::BORDER_THIN;
+														break;
+											case 'L' :	$styleData['borders']['left']['style'] = PHPExcel_Style_Border::BORDER_THIN;
+														break;
+											case 'R' :	$styleData['borders']['right']['style'] = PHPExcel_Style_Border::BORDER_THIN;
+														break;
+										}
+									}
+									break;
+					}
+				}
+				if (($formatStyle > '') && ($column > '') && ($row > '')) {
+					$columnLetter = PHPExcel_Cell::stringFromColumnIndex($column-1);
+					if (isset($this->_formats[$formatStyle])) {
+						$objPHPExcel->getActiveSheet()->getStyle($columnLetter.$row)->applyFromArray($this->_formats[$formatStyle]);
+					}
+				}
+				if ((!empty($styleData)) && ($column > '') && ($row > '')) {
+					$columnLetter = PHPExcel_Cell::stringFromColumnIndex($column-1);
+					$objPHPExcel->getActiveSheet()->getStyle($columnLetter.$row)->applyFromArray($styleData);
+				}
+				if ($columnWidth > '') {
+					if ($startCol == $endCol) {
+						$startCol = PHPExcel_Cell::stringFromColumnIndex($startCol-1);
+						$objPHPExcel->getActiveSheet()->getColumnDimension($startCol)->setWidth($columnWidth);
+					} else {
+						$startCol = PHPExcel_Cell::stringFromColumnIndex($startCol-1);
+						$endCol = PHPExcel_Cell::stringFromColumnIndex($endCol-1);
+						$objPHPExcel->getActiveSheet()->getColumnDimension($startCol)->setWidth($columnWidth);
+						do {
+							$objPHPExcel->getActiveSheet()->getColumnDimension(++$startCol)->setWidth($columnWidth);
+						} while ($startCol != $endCol);
+					}
+				}
+			} else {
+				foreach($rowData as $rowDatum) {
+					switch($rowDatum{0}) {
+						case 'C' :
+						case 'X' :	$column = substr($rowDatum,1);
+									break;
+						case 'R' :
+						case 'Y' :	$row = substr($rowDatum,1);
+									break;
+					}
+				}
+			}
+		}
+
+		// Close file
+		fclose($fileHandle);
+
+		// Return
+		return $objPHPExcel;
+	}
+
+	/**
+	 * Get sheet index
+	 *
+	 * @return int
+	 */
+	public function getSheetIndex() {
+		return $this->_sheetIndex;
+	}
+
+	/**
+	 * Set sheet index
+	 *
+	 * @param	int		$pValue		Sheet index
+	 * @return PHPExcel_Reader_SYLK
+	 */
+	public function setSheetIndex($pValue = 0) {
+		$this->_sheetIndex = $pValue;
+		return $this;
+	}
+
+}

PHPExcel/RichText.php

@@ -0,0 +1,199 @@
+<?php
+/**
+ * PHPExcel
+ *
+ * Copyright (c) 2006 - 2014 PHPExcel
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ * @category   PHPExcel
+ * @package    PHPExcel_RichText
+ * @copyright  Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ * @license    http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt    LGPL
+ * @version    1.8.0, 2014-03-02
+ */
+
+
+/**
+ * PHPExcel_RichText
+ *
+ * @category   PHPExcel
+ * @package    PHPExcel_RichText
+ * @copyright  Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ */
+class PHPExcel_RichText implements PHPExcel_IComparable
+{
+    /**
+     * Rich text elements
+     *
+     * @var PHPExcel_RichText_ITextElement[]
+     */
+    private $_richTextElements;
+
+    /**
+     * Create a new PHPExcel_RichText instance
+     *
+     * @param PHPExcel_Cell $pCell
+     * @throws PHPExcel_Exception
+     */
+    public function __construct(PHPExcel_Cell $pCell = null)
+    {
+        // Initialise variables
+        $this->_richTextElements = array();
+
+        // Rich-Text string attached to cell?
+        if ($pCell !== NULL) {
+            // Add cell text and style
+            if ($pCell->getValue() != "") {
+                $objRun = new PHPExcel_RichText_Run($pCell->getValue());
+                $objRun->setFont(clone $pCell->getParent()->getStyle($pCell->getCoordinate())->getFont());
+                $this->addText($objRun);
+            }
+
+            // Set parent value
+            $pCell->setValueExplicit($this, PHPExcel_Cell_DataType::TYPE_STRING);
+        }
+    }
+
+    /**
+     * Add text
+     *
+     * @param PHPExcel_RichText_ITextElement $pText Rich text element
+     * @throws PHPExcel_Exception
+     * @return PHPExcel_RichText
+     */
+    public function addText(PHPExcel_RichText_ITextElement $pText = null)
+    {
+        $this->_richTextElements[] = $pText;
+        return $this;
+    }
+
+    /**
+     * Create text
+     *
+     * @param string $pText Text
+     * @return PHPExcel_RichText_TextElement
+     * @throws PHPExcel_Exception
+     */
+    public function createText($pText = '')
+    {
+        $objText = new PHPExcel_RichText_TextElement($pText);
+        $this->addText($objText);
+        return $objText;
+    }
+
+    /**
+     * Create text run
+     *
+     * @param string $pText Text
+     * @return PHPExcel_RichText_Run
+     * @throws PHPExcel_Exception
+     */
+    public function createTextRun($pText = '')
+    {
+        $objText = new PHPExcel_RichText_Run($pText);
+        $this->addText($objText);
+        return $objText;
+    }
+
+    /**
+     * Get plain text
+     *
+     * @return string
+     */
+    public function getPlainText()
+    {
+        // Return value
+        $returnValue = '';
+
+        // Loop through all PHPExcel_RichText_ITextElement
+        foreach ($this->_richTextElements as $text) {
+            $returnValue .= $text->getText();
+        }
+
+        // Return
+        return $returnValue;
+    }
+
+    /**
+     * Convert to string
+     *
+     * @return string
+     */
+    public function __toString()
+    {
+        return $this->getPlainText();
+    }
+
+    /**
+     * Get Rich Text elements
+     *
+     * @return PHPExcel_RichText_ITextElement[]
+     */
+    public function getRichTextElements()
+    {
+        return $this->_richTextElements;
+    }
+
+    /**
+     * Set Rich Text elements
+     *
+     * @param PHPExcel_RichText_ITextElement[] $pElements Array of elements
+     * @throws PHPExcel_Exception
+     * @return PHPExcel_RichText
+     */
+    public function setRichTextElements($pElements = null)
+    {
+        if (is_array($pElements)) {
+            $this->_richTextElements = $pElements;
+        } else {
+            throw new PHPExcel_Exception("Invalid PHPExcel_RichText_ITextElement[] array passed.");
+        }
+        return $this;
+    }
+
+    /**
+     * Get hash code
+     *
+     * @return string    Hash code
+     */
+    public function getHashCode()
+    {
+        $hashElements = '';
+        foreach ($this->_richTextElements as $element) {
+            $hashElements .= $element->getHashCode();
+        }
+
+        return md5(
+              $hashElements
+            . __CLASS__
+        );
+    }
+
+    /**
+     * Implement PHP __clone to create a deep clone, not just a shallow copy.
+     */
+    public function __clone()
+    {
+        $vars = get_object_vars($this);
+        foreach ($vars as $key => $value) {
+            if (is_object($value)) {
+                $this->$key = clone $value;
+            } else {
+                $this->$key = $value;
+            }
+        }
+    }
+}

PHPExcel/RichText/ITextElement.php

@@ -0,0 +1,64 @@
+<?php
+/**
+ * PHPExcel
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ * @category   PHPExcel
+ * @package    PHPExcel_RichText
+ * @copyright  Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ * @license    http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt	LGPL
+ * @version    1.8.0, 2014-03-02
+ */
+
+
+/**
+ * PHPExcel_RichText_ITextElement
+ *
+ * @category   PHPExcel
+ * @package    PHPExcel_RichText
+ * @copyright  Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ */
+interface PHPExcel_RichText_ITextElement
+{
+	/**
+	 * Get text
+	 *
+	 * @return string	Text
+	 */
+	public function getText();
+
+	/**
+	 * Set text
+	 *
+	 * @param 	$pText string	Text
+	 * @return PHPExcel_RichText_ITextElement
+	 */
+	public function setText($pText = '');
+
+	/**
+	 * Get font
+	 *
+	 * @return PHPExcel_Style_Font
+	 */
+	public function getFont();
+
+	/**
+	 * Get hash code
+	 *
+	 * @return string	Hash code
+	 */
+	public function getHashCode();
+}

PHPExcel/RichText/Run.php

@@ -0,0 +1,102 @@
+<?php
+/**
+ * PHPExcel
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ * @category   PHPExcel
+ * @package    PHPExcel_RichText
+ * @copyright  Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ * @license    http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt	LGPL
+ * @version    1.8.0, 2014-03-02
+ */
+
+
+/**
+ * PHPExcel_RichText_Run
+ *
+ * @category   PHPExcel
+ * @package    PHPExcel_RichText
+ * @copyright  Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ */
+class PHPExcel_RichText_Run extends PHPExcel_RichText_TextElement implements PHPExcel_RichText_ITextElement
+{
+	/**
+	 * Font
+	 *
+	 * @var PHPExcel_Style_Font
+	 */
+	private $_font;
+
+    /**
+     * Create a new PHPExcel_RichText_Run instance
+     *
+     * @param 	string		$pText		Text
+     */
+    public function __construct($pText = '')
+    {
+    	// Initialise variables
+    	$this->setText($pText);
+    	$this->_font = new PHPExcel_Style_Font();
+    }
+
+	/**
+	 * Get font
+	 *
+	 * @return PHPExcel_Style_Font
+	 */
+	public function getFont() {
+		return $this->_font;
+	}
+
+	/**
+	 * Set font
+	 *
+	 * @param	PHPExcel_Style_Font		$pFont		Font
+	 * @throws 	PHPExcel_Exception
+	 * @return PHPExcel_RichText_ITextElement
+	 */
+	public function setFont(PHPExcel_Style_Font $pFont = null) {
+		$this->_font = $pFont;
+		return $this;
+	}
+
+	/**
+	 * Get hash code
+	 *
+	 * @return string	Hash code
+	 */
+	public function getHashCode() {
+    	return md5(
+    		  $this->getText()
+    		. $this->_font->getHashCode()
+    		. __CLASS__
+    	);
+    }
+
+	/**
+	 * Implement PHP __clone to create a deep clone, not just a shallow copy.
+	 */
+	public function __clone() {
+		$vars = get_object_vars($this);
+		foreach ($vars as $key => $value) {
+			if (is_object($value)) {
+				$this->$key = clone $value;
+			} else {
+				$this->$key = $value;
+			}
+		}
+	}
+}

PHPExcel/RichText/TextElement.php

@@ -0,0 +1,108 @@
+<?php
+/**
+ * PHPExcel
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ * @category   PHPExcel
+ * @package    PHPExcel_RichText
+ * @copyright  Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ * @license    http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt	LGPL
+ * @version    1.8.0, 2014-03-02
+ */
+
+
+/**
+ * PHPExcel_RichText_TextElement
+ *
+ * @category   PHPExcel
+ * @package    PHPExcel_RichText
+ * @copyright  Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ */
+class PHPExcel_RichText_TextElement implements PHPExcel_RichText_ITextElement
+{
+	/**
+	 * Text
+	 *
+	 * @var string
+	 */
+	private $_text;
+
+    /**
+     * Create a new PHPExcel_RichText_TextElement instance
+     *
+     * @param 	string		$pText		Text
+     */
+    public function __construct($pText = '')
+    {
+    	// Initialise variables
+    	$this->_text = $pText;
+    }
+
+	/**
+	 * Get text
+	 *
+	 * @return string	Text
+	 */
+	public function getText() {
+		return $this->_text;
+	}
+
+	/**
+	 * Set text
+	 *
+	 * @param 	$pText string	Text
+	 * @return PHPExcel_RichText_ITextElement
+	 */
+	public function setText($pText = '') {
+		$this->_text = $pText;
+		return $this;
+	}
+
+	/**
+	 * Get font
+	 *
+	 * @return PHPExcel_Style_Font
+	 */
+	public function getFont() {
+		return null;
+	}
+
+	/**
+	 * Get hash code
+	 *
+	 * @return string	Hash code
+	 */
+	public function getHashCode() {
+    	return md5(
+    		  $this->_text
+    		. __CLASS__
+    	);
+    }
+
+	/**
+	 * Implement PHP __clone to create a deep clone, not just a shallow copy.
+	 */
+	public function __clone() {
+		$vars = get_object_vars($this);
+		foreach ($vars as $key => $value) {
+			if (is_object($value)) {
+				$this->$key = clone $value;
+			} else {
+				$this->$key = $value;
+			}
+		}
+	}
+}

PHPExcel/Settings.php

@@ -0,0 +1,387 @@
+<?php
+/**
+ * PHPExcel
+ *
+ * Copyright (c) 2006 - 2014 PHPExcel
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ * @category   PHPExcel
+ * @package    PHPExcel_Settings
+ * @copyright  Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ * @license    http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt    LGPL
+ * @version    1.8.0, 2014-03-02
+ */
+
+/** PHPExcel root directory */
+if (!defined('PHPEXCEL_ROOT')) {
+    /**
+     * @ignore
+     */
+    define('PHPEXCEL_ROOT', dirname(__FILE__) . '/../');
+    require(PHPEXCEL_ROOT . 'PHPExcel/Autoloader.php');
+}
+
+
+class PHPExcel_Settings
+{
+    /**    constants */
+    /**    Available Zip library classes */
+    const PCLZIP        = 'PHPExcel_Shared_ZipArchive';
+    const ZIPARCHIVE    = 'ZipArchive';
+
+    /**    Optional Chart Rendering libraries */
+    const CHART_RENDERER_JPGRAPH    = 'jpgraph';
+
+    /**    Optional PDF Rendering libraries */
+    const PDF_RENDERER_TCPDF		= 'tcPDF';
+    const PDF_RENDERER_DOMPDF		= 'DomPDF';
+    const PDF_RENDERER_MPDF 		= 'mPDF';
+
+
+    private static $_chartRenderers = array(
+        self::CHART_RENDERER_JPGRAPH,
+    );
+
+    private static $_pdfRenderers = array(
+        self::PDF_RENDERER_TCPDF,
+        self::PDF_RENDERER_DOMPDF,
+        self::PDF_RENDERER_MPDF,
+    );
+
+
+    /**
+     * Name of the class used for Zip file management
+     *	e.g.
+     *		ZipArchive
+     *
+     * @var string
+     */
+    private static $_zipClass    = self::ZIPARCHIVE;
+
+
+    /**
+     * Name of the external Library used for rendering charts
+     *	e.g.
+     *		jpgraph
+     *
+     * @var string
+     */
+    private static $_chartRendererName = NULL;
+
+    /**
+     * Directory Path to the external Library used for rendering charts
+     *
+     * @var string
+     */
+    private static $_chartRendererPath = NULL;
+
+
+    /**
+     * Name of the external Library used for rendering PDF files
+     *	e.g.
+     * 		mPDF
+     *
+     * @var string
+     */
+    private static $_pdfRendererName = NULL;
+
+    /**
+     * Directory Path to the external Library used for rendering PDF files
+     *
+     * @var string
+     */
+    private static $_pdfRendererPath = NULL;
+
+    /**
+     * Default options for libxml loader
+     *
+     * @var int
+     */
+    private static $_libXmlLoaderOptions = null;
+
+    /**
+     * Set the Zip handler Class that PHPExcel should use for Zip file management (PCLZip or ZipArchive)
+     *
+     * @param string $zipClass	The Zip handler class that PHPExcel should use for Zip file management
+     * 	 e.g. PHPExcel_Settings::PCLZip or PHPExcel_Settings::ZipArchive
+     * @return	boolean	Success or failure
+     */
+    public static function setZipClass($zipClass)
+    {
+        if (($zipClass === self::PCLZIP) ||
+            ($zipClass === self::ZIPARCHIVE)) {
+            self::$_zipClass = $zipClass;
+            return TRUE;
+        }
+        return FALSE;
+    } // function setZipClass()
+
+
+    /**
+     * Return the name of the Zip handler Class that PHPExcel is configured to use (PCLZip or ZipArchive)
+     *	or Zip file management
+     *
+     * @return string Name of the Zip handler Class that PHPExcel is configured to use
+     *	for Zip file management
+     *	e.g. PHPExcel_Settings::PCLZip or PHPExcel_Settings::ZipArchive
+     */
+    public static function getZipClass()
+    {
+        return self::$_zipClass;
+    } // function getZipClass()
+
+
+    /**
+     * Return the name of the method that is currently configured for cell cacheing
+     *
+     * @return string Name of the cacheing method
+     */
+    public static function getCacheStorageMethod()
+    {
+        return PHPExcel_CachedObjectStorageFactory::getCacheStorageMethod();
+    } // function getCacheStorageMethod()
+
+
+    /**
+     * Return the name of the class that is currently being used for cell cacheing
+     *
+     * @return string Name of the class currently being used for cacheing
+     */
+    public static function getCacheStorageClass()
+    {
+        return PHPExcel_CachedObjectStorageFactory::getCacheStorageClass();
+    } // function getCacheStorageClass()
+
+
+    /**
+     * Set the method that should be used for cell cacheing
+     *
+     * @param string $method Name of the cacheing method
+     * @param array $arguments Optional configuration arguments for the cacheing method
+     * @return boolean Success or failure
+     */
+    public static function setCacheStorageMethod(
+    	$method = PHPExcel_CachedObjectStorageFactory::cache_in_memory,
+      $arguments = array()
+    )
+    {
+        return PHPExcel_CachedObjectStorageFactory::initialize($method, $arguments);
+    } // function setCacheStorageMethod()
+
+
+    /**
+     * Set the locale code to use for formula translations and any special formatting
+     *
+     * @param string $locale The locale code to use (e.g. "fr" or "pt_br" or "en_uk")
+     * @return boolean Success or failure
+     */
+    public static function setLocale($locale='en_us')
+    {
+        return PHPExcel_Calculation::getInstance()->setLocale($locale);
+    } // function setLocale()
+
+
+    /**
+     * Set details of the external library that PHPExcel should use for rendering charts
+     *
+     * @param string $libraryName	Internal reference name of the library
+     *	e.g. PHPExcel_Settings::CHART_RENDERER_JPGRAPH
+     * @param string $libraryBaseDir Directory path to the library's base folder
+     *
+     * @return	boolean	Success or failure
+     */
+    public static function setChartRenderer($libraryName, $libraryBaseDir)
+    {
+        if (!self::setChartRendererName($libraryName))
+            return FALSE;
+        return self::setChartRendererPath($libraryBaseDir);
+    } // function setChartRenderer()
+
+
+    /**
+     * Identify to PHPExcel the external library to use for rendering charts
+     *
+     * @param string $libraryName	Internal reference name of the library
+     *	e.g. PHPExcel_Settings::CHART_RENDERER_JPGRAPH
+     *
+     * @return	boolean	Success or failure
+     */
+    public static function setChartRendererName($libraryName)
+    {
+        if (!in_array($libraryName,self::$_chartRenderers)) {
+            return FALSE;
+        }
+
+        self::$_chartRendererName = $libraryName;
+
+        return TRUE;
+    } // function setChartRendererName()
+
+
+    /**
+     * Tell PHPExcel where to find the external library to use for rendering charts
+     *
+     * @param string $libraryBaseDir	Directory path to the library's base folder
+     * @return	boolean	Success or failure
+     */
+    public static function setChartRendererPath($libraryBaseDir)
+    {
+        if ((file_exists($libraryBaseDir) === false) || (is_readable($libraryBaseDir) === false)) {
+            return FALSE;
+        }
+        self::$_chartRendererPath = $libraryBaseDir;
+
+        return TRUE;
+    } // function setChartRendererPath()
+
+
+    /**
+     * Return the Chart Rendering Library that PHPExcel is currently configured to use (e.g. jpgraph)
+     *
+     * @return string|NULL Internal reference name of the Chart Rendering Library that PHPExcel is
+     *	currently configured to use
+     *	e.g. PHPExcel_Settings::CHART_RENDERER_JPGRAPH
+     */
+    public static function getChartRendererName()
+    {
+        return self::$_chartRendererName;
+    } // function getChartRendererName()
+
+
+    /**
+     * Return the directory path to the Chart Rendering Library that PHPExcel is currently configured to use
+     *
+     * @return string|NULL Directory Path to the Chart Rendering Library that PHPExcel is
+     * 	currently configured to use
+     */
+    public static function getChartRendererPath()
+    {
+        return self::$_chartRendererPath;
+    } // function getChartRendererPath()
+
+
+    /**
+     * Set details of the external library that PHPExcel should use for rendering PDF files
+     *
+     * @param string $libraryName Internal reference name of the library
+     * 	e.g. PHPExcel_Settings::PDF_RENDERER_TCPDF,
+     * 	PHPExcel_Settings::PDF_RENDERER_DOMPDF
+     *  or PHPExcel_Settings::PDF_RENDERER_MPDF
+     * @param string $libraryBaseDir Directory path to the library's base folder
+     *
+     * @return boolean Success or failure
+     */
+    public static function setPdfRenderer($libraryName, $libraryBaseDir)
+    {
+        if (!self::setPdfRendererName($libraryName))
+            return FALSE;
+        return self::setPdfRendererPath($libraryBaseDir);
+    } // function setPdfRenderer()
+
+
+    /**
+     * Identify to PHPExcel the external library to use for rendering PDF files
+     *
+     * @param string $libraryName Internal reference name of the library
+     * 	e.g. PHPExcel_Settings::PDF_RENDERER_TCPDF,
+     *	PHPExcel_Settings::PDF_RENDERER_DOMPDF
+     * 	or PHPExcel_Settings::PDF_RENDERER_MPDF
+     *
+     * @return boolean Success or failure
+     */
+    public static function setPdfRendererName($libraryName)
+    {
+        if (!in_array($libraryName,self::$_pdfRenderers)) {
+            return FALSE;
+        }
+
+        self::$_pdfRendererName = $libraryName;
+
+        return TRUE;
+    } // function setPdfRendererName()
+
+
+    /**
+     * Tell PHPExcel where to find the external library to use for rendering PDF files
+     *
+     * @param string $libraryBaseDir Directory path to the library's base folder
+     * @return boolean Success or failure
+     */
+    public static function setPdfRendererPath($libraryBaseDir)
+    {
+        if ((file_exists($libraryBaseDir) === false) || (is_readable($libraryBaseDir) === false)) {
+            return FALSE;
+        }
+        self::$_pdfRendererPath = $libraryBaseDir;
+
+        return TRUE;
+    } // function setPdfRendererPath()
+
+
+    /**
+     * Return the PDF Rendering Library that PHPExcel is currently configured to use (e.g. dompdf)
+     *
+     * @return string|NULL Internal reference name of the PDF Rendering Library that PHPExcel is
+     * 	currently configured to use
+     *  e.g. PHPExcel_Settings::PDF_RENDERER_TCPDF,
+     *  PHPExcel_Settings::PDF_RENDERER_DOMPDF
+     *  or PHPExcel_Settings::PDF_RENDERER_MPDF
+     */
+    public static function getPdfRendererName()
+    {
+        return self::$_pdfRendererName;
+    } // function getPdfRendererName()
+
+    /**
+     * Return the directory path to the PDF Rendering Library that PHPExcel is currently configured to use
+     *
+     * @return string|NULL Directory Path to the PDF Rendering Library that PHPExcel is
+     *		currently configured to use
+     */
+    public static function getPdfRendererPath()
+    {
+        return self::$_pdfRendererPath;
+    } // function getPdfRendererPath()
+
+    /**
+     * Set default options for libxml loader
+     *
+     * @param int $options Default options for libxml loader
+     */
+    public static function setLibXmlLoaderOptions($options = null)
+    {
+        if (is_null($options)) {
+            $options = LIBXML_DTDLOAD | LIBXML_DTDATTR;
+        }
+        @libxml_disable_entity_loader($options == (LIBXML_DTDLOAD | LIBXML_DTDATTR)); 
+        self::$_libXmlLoaderOptions = $options;
+    } // function setLibXmlLoaderOptions
+
+    /**
+     * Get default options for libxml loader.
+     * Defaults to LIBXML_DTDLOAD | LIBXML_DTDATTR when not set explicitly.
+     *
+     * @return int Default options for libxml loader
+     */
+    public static function getLibXmlLoaderOptions()
+    {
+        if (is_null(self::$_libXmlLoaderOptions)) {
+            self::setLibXmlLoaderOptions(LIBXML_DTDLOAD | LIBXML_DTDATTR);
+        }
+        @libxml_disable_entity_loader($options == (LIBXML_DTDLOAD | LIBXML_DTDATTR));
+        return self::$_libXmlLoaderOptions;
+    } // function getLibXmlLoaderOptions
+}

PHPExcel/Shared/CodePage.php

@@ -0,0 +1,102 @@
+<?php
+/**
+ * PHPExcel
+ *
+ * Copyright (c) 2006 - 2014 PHPExcel
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ * @category   PHPExcel
+ * @package    PHPExcel_Shared
+ * @copyright  Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ * @license    http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt	LGPL
+ * @version    1.8.0, 2014-03-02
+ */
+
+
+/**
+ * PHPExcel_Shared_CodePage
+ *
+ * @category   PHPExcel
+ * @package    PHPExcel_Shared
+ * @copyright  Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ */
+class PHPExcel_Shared_CodePage
+{
+	/**
+	 * Convert Microsoft Code Page Identifier to Code Page Name which iconv
+	 * and mbstring understands
+	 *
+	 * @param integer $codePage Microsoft Code Page Indentifier
+	 * @return string Code Page Name
+	 * @throws PHPExcel_Exception
+	 */
+	public static function NumberToName($codePage = 1252)
+	{
+		switch ($codePage) {
+			case 367:	return 'ASCII';				break;	//	ASCII
+			case 437:	return 'CP437';				break;	//	OEM US
+			case 720:	throw new PHPExcel_Exception('Code page 720 not supported.');
+													break;	//	OEM Arabic
+			case 737:	return 'CP737';				break;	//	OEM Greek
+			case 775:	return 'CP775';				break;	//	OEM Baltic
+			case 850:	return 'CP850';				break;	//	OEM Latin I
+			case 852:	return 'CP852';				break;	//	OEM Latin II (Central European)
+			case 855:	return 'CP855';				break;	//	OEM Cyrillic
+			case 857:	return 'CP857';				break;	//	OEM Turkish
+			case 858:	return 'CP858';				break;	//	OEM Multilingual Latin I with Euro
+			case 860:	return 'CP860';				break;	//	OEM Portugese
+			case 861:	return 'CP861';				break;	//	OEM Icelandic
+			case 862:	return 'CP862';				break;	//	OEM Hebrew
+			case 863:	return 'CP863';				break;	//	OEM Canadian (French)
+			case 864:	return 'CP864';				break;	//	OEM Arabic
+			case 865:	return 'CP865';				break;	//	OEM Nordic
+			case 866:	return 'CP866';				break;	//	OEM Cyrillic (Russian)
+			case 869:	return 'CP869';				break;	//	OEM Greek (Modern)
+			case 874:	return 'CP874';				break;	//	ANSI Thai
+			case 932:	return 'CP932';				break;	//	ANSI Japanese Shift-JIS
+			case 936:	return 'CP936';				break;	//	ANSI Chinese Simplified GBK
+			case 949:	return 'CP949';				break;	//	ANSI Korean (Wansung)
+			case 950:	return 'CP950';				break;	//	ANSI Chinese Traditional BIG5
+			case 1200:	return 'UTF-16LE';			break;	//	UTF-16 (BIFF8)
+			case 1250:	return 'CP1250';			break;	//	ANSI Latin II (Central European)
+			case 1251:	return 'CP1251';			break;	//	ANSI Cyrillic
+			case 0:		//	CodePage is not always correctly set when the xls file was saved by Apple's Numbers program
+			case 1252:	return 'CP1252';			break;	//	ANSI Latin I (BIFF4-BIFF7)
+			case 1253:	return 'CP1253';			break;	//	ANSI Greek
+			case 1254:	return 'CP1254';			break;	//	ANSI Turkish
+			case 1255:	return 'CP1255';			break;	//	ANSI Hebrew
+			case 1256:	return 'CP1256';			break;	//	ANSI Arabic
+			case 1257:	return 'CP1257';			break;	//	ANSI Baltic
+			case 1258:	return 'CP1258';			break;	//	ANSI Vietnamese
+			case 1361:	return 'CP1361';			break;	//	ANSI Korean (Johab)
+			case 10000:	return 'MAC';				break;	//	Apple Roman
+			case 10006:	return 'MACGREEK';			break;	//	Macintosh Greek
+			case 10007:	return 'MACCYRILLIC';		break;	//	Macintosh Cyrillic
+            case 10008: return 'CP936';             break;  //  Macintosh - Simplified Chinese (GB 2312)
+			case 10029:	return 'MACCENTRALEUROPE';	break;	//	Macintosh Central Europe
+			case 10079: return 'MACICELAND';		break;	//	Macintosh Icelandic
+			case 10081: return 'MACTURKISH';		break;	//	Macintosh Turkish
+			case 32768:	return 'MAC';				break;	//	Apple Roman
+			case 32769:	throw new PHPExcel_Exception('Code page 32769 not supported.');
+													break;	//	ANSI Latin I (BIFF2-BIFF3)
+			case 65000:	return 'UTF-7';				break;	//	Unicode (UTF-7)
+			case 65001:	return 'UTF-8';				break;	//	Unicode (UTF-8)
+		}
+
+		throw new PHPExcel_Exception('Unknown codepage: ' . $codePage);
+	}
+
+}

PHPExcel/Shared/Date.php

@@ -0,0 +1,393 @@
+<?php
+
+/**
+ * PHPExcel
+ *
+ * Copyright (c) 2006 - 2014 PHPExcel
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ * @category   PHPExcel
+ * @package	PHPExcel_Shared
+ * @copyright  Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ * @license	http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt	LGPL
+ * @version	1.8.0, 2014-03-02
+ */
+
+
+/**
+ * PHPExcel_Shared_Date
+ *
+ * @category   PHPExcel
+ * @package	PHPExcel_Shared
+ * @copyright  Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ */
+class PHPExcel_Shared_Date
+{
+	/** constants */
+	const CALENDAR_WINDOWS_1900 = 1900;		//	Base date of 1st Jan 1900 = 1.0
+	const CALENDAR_MAC_1904 = 1904;			//	Base date of 2nd Jan 1904 = 1.0
+
+	/*
+	 * Names of the months of the year, indexed by shortname
+	 * Planned usage for locale settings
+	 *
+	 * @public
+	 * @var	string[]
+	 */
+	public static $_monthNames = array(	'Jan' => 'January',
+										'Feb' => 'February',
+										'Mar' => 'March',
+										'Apr' => 'April',
+										'May' => 'May',
+										'Jun' => 'June',
+										'Jul' => 'July',
+										'Aug' => 'August',
+										'Sep' => 'September',
+										'Oct' => 'October',
+										'Nov' => 'November',
+										'Dec' => 'December',
+									  );
+
+	/*
+	 * Names of the months of the year, indexed by shortname
+	 * Planned usage for locale settings
+	 *
+	 * @public
+	 * @var	string[]
+	 */
+	public static $_numberSuffixes = array(	'st',
+											'nd',
+											'rd',
+											'th',
+										  );
+
+	/*
+	 * Base calendar year to use for calculations
+	 *
+	 * @private
+	 * @var	int
+	 */
+	protected static $_excelBaseDate	= self::CALENDAR_WINDOWS_1900;
+
+	/**
+	 * Set the Excel calendar (Windows 1900 or Mac 1904)
+	 *
+	 * @param	 integer	$baseDate			Excel base date (1900 or 1904)
+	 * @return	 boolean						Success or failure
+	 */
+	public static function setExcelCalendar($baseDate) {
+		if (($baseDate == self::CALENDAR_WINDOWS_1900) ||
+			($baseDate == self::CALENDAR_MAC_1904)) {
+			self::$_excelBaseDate = $baseDate;
+			return TRUE;
+		}
+		return FALSE;
+	}	//	function setExcelCalendar()
+
+
+	/**
+	 * Return the Excel calendar (Windows 1900 or Mac 1904)
+	 *
+	 * @return	 integer	Excel base date (1900 or 1904)
+	 */
+	public static function getExcelCalendar() {
+		return self::$_excelBaseDate;
+	}	//	function getExcelCalendar()
+
+
+	/**
+	 *	Convert a date from Excel to PHP
+	 *
+	 *	@param		long		$dateValue			Excel date/time value
+	 *	@param		boolean		$adjustToTimezone	Flag indicating whether $dateValue should be treated as
+	 *													a UST timestamp, or adjusted to UST
+	 *	@param		string	 	$timezone			The timezone for finding the adjustment from UST
+	 *	@return		long		PHP serialized date/time
+	 */
+	public static function ExcelToPHP($dateValue = 0, $adjustToTimezone = FALSE, $timezone = NULL) {
+		if (self::$_excelBaseDate == self::CALENDAR_WINDOWS_1900) {
+			$my_excelBaseDate = 25569;
+			//	Adjust for the spurious 29-Feb-1900 (Day 60)
+			if ($dateValue < 60) {
+				--$my_excelBaseDate;
+			}
+		} else {
+			$my_excelBaseDate = 24107;
+		}
+
+		// Perform conversion
+		if ($dateValue >= 1) {
+			$utcDays = $dateValue - $my_excelBaseDate;
+			$returnValue = round($utcDays * 86400);
+			if (($returnValue <= PHP_INT_MAX) && ($returnValue >= -PHP_INT_MAX)) {
+				$returnValue = (integer) $returnValue;
+			}
+		} else {
+			$hours = round($dateValue * 24);
+			$mins = round($dateValue * 1440) - round($hours * 60);
+			$secs = round($dateValue * 86400) - round($hours * 3600) - round($mins * 60);
+			$returnValue = (integer) gmmktime($hours, $mins, $secs);
+		}
+
+		$timezoneAdjustment = ($adjustToTimezone) ?
+		    PHPExcel_Shared_TimeZone::getTimezoneAdjustment($timezone, $returnValue) :
+		    0;
+
+		// Return
+		return $returnValue + $timezoneAdjustment;
+	}	//	function ExcelToPHP()
+
+
+	/**
+	 * Convert a date from Excel to a PHP Date/Time object
+	 *
+	 * @param	integer		$dateValue		Excel date/time value
+	 * @return	integer						PHP date/time object
+	 */
+	public static function ExcelToPHPObject($dateValue = 0) {
+		$dateTime = self::ExcelToPHP($dateValue);
+		$days = floor($dateTime / 86400);
+		$time = round((($dateTime / 86400) - $days) * 86400);
+		$hours = round($time / 3600);
+		$minutes = round($time / 60) - ($hours * 60);
+		$seconds = round($time) - ($hours * 3600) - ($minutes * 60);
+
+		$dateObj = date_create('1-Jan-1970+'.$days.' days');
+		$dateObj->setTime($hours,$minutes,$seconds);
+
+		return $dateObj;
+	}	//	function ExcelToPHPObject()
+
+
+	/**
+	 *	Convert a date from PHP to Excel
+	 *
+	 *	@param	mixed		$dateValue			PHP serialized date/time or date object
+	 *	@param	boolean		$adjustToTimezone	Flag indicating whether $dateValue should be treated as
+	 *													a UST timestamp, or adjusted to UST
+	 *	@param	string	 	$timezone			The timezone for finding the adjustment from UST
+	 *	@return	mixed		Excel date/time value
+	 *							or boolean FALSE on failure
+	 */
+	public static function PHPToExcel($dateValue = 0, $adjustToTimezone = FALSE, $timezone = NULL) {
+		$saveTimeZone = date_default_timezone_get();
+		date_default_timezone_set('UTC');
+		$retValue = FALSE;
+		if ((is_object($dateValue)) && ($dateValue instanceof DateTime)) {
+			$retValue = self::FormattedPHPToExcel( $dateValue->format('Y'), $dateValue->format('m'), $dateValue->format('d'),
+												   $dateValue->format('H'), $dateValue->format('i'), $dateValue->format('s')
+												 );
+		} elseif (is_numeric($dateValue)) {
+			$retValue = self::FormattedPHPToExcel( date('Y',$dateValue), date('m',$dateValue), date('d',$dateValue),
+												   date('H',$dateValue), date('i',$dateValue), date('s',$dateValue)
+												 );
+		}
+		date_default_timezone_set($saveTimeZone);
+
+		return $retValue;
+	}	//	function PHPToExcel()
+
+
+	/**
+	 * FormattedPHPToExcel
+	 *
+	 * @param	long	$year
+	 * @param	long	$month
+	 * @param	long	$day
+	 * @param	long	$hours
+	 * @param	long	$minutes
+	 * @param	long	$seconds
+	 * @return  long				Excel date/time value
+	 */
+	public static function FormattedPHPToExcel($year, $month, $day, $hours=0, $minutes=0, $seconds=0) {
+		if (self::$_excelBaseDate == self::CALENDAR_WINDOWS_1900) {
+			//
+			//	Fudge factor for the erroneous fact that the year 1900 is treated as a Leap Year in MS Excel
+			//	This affects every date following 28th February 1900
+			//
+			$excel1900isLeapYear = TRUE;
+			if (($year == 1900) && ($month <= 2)) { $excel1900isLeapYear = FALSE; }
+			$my_excelBaseDate = 2415020;
+		} else {
+			$my_excelBaseDate = 2416481;
+			$excel1900isLeapYear = FALSE;
+		}
+
+		//	Julian base date Adjustment
+		if ($month > 2) {
+			$month -= 3;
+		} else {
+			$month += 9;
+			--$year;
+		}
+
+		//	Calculate the Julian Date, then subtract the Excel base date (JD 2415020 = 31-Dec-1899 Giving Excel Date of 0)
+		$century = substr($year,0,2);
+		$decade = substr($year,2,2);
+		$excelDate = floor((146097 * $century) / 4) + floor((1461 * $decade) / 4) + floor((153 * $month + 2) / 5) + $day + 1721119 - $my_excelBaseDate + $excel1900isLeapYear;
+
+		$excelTime = (($hours * 3600) + ($minutes * 60) + $seconds) / 86400;
+
+		return (float) $excelDate + $excelTime;
+	}	//	function FormattedPHPToExcel()
+
+
+	/**
+	 * Is a given cell a date/time?
+	 *
+	 * @param	 PHPExcel_Cell	$pCell
+	 * @return	 boolean
+	 */
+	public static function isDateTime(PHPExcel_Cell $pCell) {
+		return self::isDateTimeFormat(
+			$pCell->getWorksheet()->getStyle(
+				$pCell->getCoordinate()
+			)->getNumberFormat()
+		);
+	}	//	function isDateTime()
+
+
+	/**
+	 * Is a given number format a date/time?
+	 *
+	 * @param	 PHPExcel_Style_NumberFormat	$pFormat
+	 * @return	 boolean
+	 */
+	public static function isDateTimeFormat(PHPExcel_Style_NumberFormat $pFormat) {
+		return self::isDateTimeFormatCode($pFormat->getFormatCode());
+	}	//	function isDateTimeFormat()
+
+
+	private static	$possibleDateFormatCharacters = 'eymdHs';
+
+	/**
+	 * Is a given number format code a date/time?
+	 *
+	 * @param	 string	$pFormatCode
+	 * @return	 boolean
+	 */
+	public static function isDateTimeFormatCode($pFormatCode = '') {
+		if (strtolower($pFormatCode) === strtolower(PHPExcel_Style_NumberFormat::FORMAT_GENERAL))
+            //	"General" contains an epoch letter 'e', so we trap for it explicitly here (case-insensitive check)
+			return FALSE;
+        if (preg_match('/[0#]E[+-]0/i', $pFormatCode))
+			//	Scientific format
+			return FALSE;
+		// Switch on formatcode
+		switch ($pFormatCode) {
+			//	Explicitly defined date formats
+			case PHPExcel_Style_NumberFormat::FORMAT_DATE_YYYYMMDD:
+			case PHPExcel_Style_NumberFormat::FORMAT_DATE_YYYYMMDD2:
+			case PHPExcel_Style_NumberFormat::FORMAT_DATE_DDMMYYYY:
+			case PHPExcel_Style_NumberFormat::FORMAT_DATE_DMYSLASH:
+			case PHPExcel_Style_NumberFormat::FORMAT_DATE_DMYMINUS:
+			case PHPExcel_Style_NumberFormat::FORMAT_DATE_DMMINUS:
+			case PHPExcel_Style_NumberFormat::FORMAT_DATE_MYMINUS:
+			case PHPExcel_Style_NumberFormat::FORMAT_DATE_DATETIME:
+			case PHPExcel_Style_NumberFormat::FORMAT_DATE_TIME1:
+			case PHPExcel_Style_NumberFormat::FORMAT_DATE_TIME2:
+			case PHPExcel_Style_NumberFormat::FORMAT_DATE_TIME3:
+			case PHPExcel_Style_NumberFormat::FORMAT_DATE_TIME4:
+			case PHPExcel_Style_NumberFormat::FORMAT_DATE_TIME5:
+			case PHPExcel_Style_NumberFormat::FORMAT_DATE_TIME6:
+			case PHPExcel_Style_NumberFormat::FORMAT_DATE_TIME7:
+			case PHPExcel_Style_NumberFormat::FORMAT_DATE_TIME8:
+			case PHPExcel_Style_NumberFormat::FORMAT_DATE_YYYYMMDDSLASH:
+			case PHPExcel_Style_NumberFormat::FORMAT_DATE_XLSX14:
+			case PHPExcel_Style_NumberFormat::FORMAT_DATE_XLSX15:
+			case PHPExcel_Style_NumberFormat::FORMAT_DATE_XLSX16:
+			case PHPExcel_Style_NumberFormat::FORMAT_DATE_XLSX17:
+			case PHPExcel_Style_NumberFormat::FORMAT_DATE_XLSX22:
+				return TRUE;
+		}
+
+		//	Typically number, currency or accounting (or occasionally fraction) formats
+		if ((substr($pFormatCode,0,1) == '_') || (substr($pFormatCode,0,2) == '0 ')) {
+			return FALSE;
+		}
+		// Try checking for any of the date formatting characters that don't appear within square braces
+		if (preg_match('/(^|\])[^\[]*['.self::$possibleDateFormatCharacters.']/i',$pFormatCode)) {
+			//	We might also have a format mask containing quoted strings...
+			//		we don't want to test for any of our characters within the quoted blocks
+			if (strpos($pFormatCode,'"') !== FALSE) {
+				$segMatcher = FALSE;
+				foreach(explode('"',$pFormatCode) as $subVal) {
+					//	Only test in alternate array entries (the non-quoted blocks)
+					if (($segMatcher = !$segMatcher) &&
+						(preg_match('/(^|\])[^\[]*['.self::$possibleDateFormatCharacters.']/i',$subVal))) {
+						return TRUE;
+					}
+				}
+				return FALSE;
+			}
+			return TRUE;
+		}
+
+		// No date...
+		return FALSE;
+	}	//	function isDateTimeFormatCode()
+
+
+	/**
+	 * Convert a date/time string to Excel time
+	 *
+	 * @param	string	$dateValue		Examples: '2009-12-31', '2009-12-31 15:59', '2009-12-31 15:59:10'
+	 * @return	float|FALSE		Excel date/time serial value
+	 */
+	public static function stringToExcel($dateValue = '') {
+		if (strlen($dateValue) < 2)
+			return FALSE;
+		if (!preg_match('/^(\d{1,4}[ \.\/\-][A-Z]{3,9}([ \.\/\-]\d{1,4})?|[A-Z]{3,9}[ \.\/\-]\d{1,4}([ \.\/\-]\d{1,4})?|\d{1,4}[ \.\/\-]\d{1,4}([ \.\/\-]\d{1,4})?)( \d{1,2}:\d{1,2}(:\d{1,2})?)?$/iu', $dateValue))
+			return FALSE;
+
+		$dateValueNew = PHPExcel_Calculation_DateTime::DATEVALUE($dateValue);
+
+		if ($dateValueNew === PHPExcel_Calculation_Functions::VALUE()) {
+			return FALSE;
+		} else {
+			if (strpos($dateValue, ':') !== FALSE) {
+				$timeValue = PHPExcel_Calculation_DateTime::TIMEVALUE($dateValue);
+				if ($timeValue === PHPExcel_Calculation_Functions::VALUE()) {
+					return FALSE;
+				}
+				$dateValueNew += $timeValue;
+			}
+			return $dateValueNew;
+		}
+
+
+	}
+
+    public static function monthStringToNumber($month) {
+        $monthIndex = 1;
+        foreach(self::$_monthNames as $shortMonthName => $longMonthName) {
+            if (($month === $longMonthName) || ($month === $shortMonthName)) {
+                return $monthIndex;
+            }
+            ++$monthIndex;
+        }
+        return $month;
+    }
+
+    public static function dayStringToNumber($day) {
+		$strippedDayValue = (str_replace(self::$_numberSuffixes,'',$day));
+		if (is_numeric($strippedDayValue)) {
+		    return $strippedDayValue;
+		}
+		return $day;
+    }
+
+}

PHPExcel/Shared/Drawing.php

@@ -0,0 +1,272 @@
+<?php
+/**
+ * PHPExcel
+ *
+ * Copyright (c) 2006 - 2014 PHPExcel
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ * @category   PHPExcel
+ * @package    PHPExcel_Shared
+ * @copyright  Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ * @license    http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt	LGPL
+ * @version    1.8.0, 2014-03-02
+ */
+
+
+/**
+ * PHPExcel_Shared_Drawing
+ *
+ * @category   PHPExcel
+ * @package    PHPExcel_Shared
+ * @copyright  Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ */
+class PHPExcel_Shared_Drawing
+{
+	/**
+	 * Convert pixels to EMU
+	 *
+	 * @param 	int $pValue	Value in pixels
+	 * @return 	int			Value in EMU
+	 */
+	public static function pixelsToEMU($pValue = 0) {
+		return round($pValue * 9525);
+	}
+
+	/**
+	 * Convert EMU to pixels
+	 *
+	 * @param 	int $pValue	Value in EMU
+	 * @return 	int			Value in pixels
+	 */
+	public static function EMUToPixels($pValue = 0) {
+		if ($pValue != 0) {
+			return round($pValue / 9525);
+		} else {
+			return 0;
+		}
+	}
+
+	/**
+	 * Convert pixels to column width. Exact algorithm not known.
+	 * By inspection of a real Excel file using Calibri 11, one finds 1000px ~ 142.85546875
+	 * This gives a conversion factor of 7. Also, we assume that pixels and font size are proportional.
+	 *
+	 * @param 	int $pValue	Value in pixels
+	 * @param 	PHPExcel_Style_Font $pDefaultFont	Default font of the workbook
+	 * @return 	int			Value in cell dimension
+	 */
+	public static function pixelsToCellDimension($pValue = 0, PHPExcel_Style_Font $pDefaultFont) {
+		// Font name and size
+		$name = $pDefaultFont->getName();
+		$size = $pDefaultFont->getSize();
+
+		if (isset(PHPExcel_Shared_Font::$defaultColumnWidths[$name][$size])) {
+			// Exact width can be determined
+			$colWidth = $pValue
+				* PHPExcel_Shared_Font::$defaultColumnWidths[$name][$size]['width']
+				/ PHPExcel_Shared_Font::$defaultColumnWidths[$name][$size]['px'];
+		} else {
+			// We don't have data for this particular font and size, use approximation by
+			// extrapolating from Calibri 11
+			$colWidth = $pValue * 11
+				* PHPExcel_Shared_Font::$defaultColumnWidths['Calibri'][11]['width']
+				/ PHPExcel_Shared_Font::$defaultColumnWidths['Calibri'][11]['px'] / $size;
+		}
+
+		return $colWidth;
+	}
+
+	/**
+	 * Convert column width from (intrinsic) Excel units to pixels
+	 *
+	 * @param 	float	$pValue		Value in cell dimension
+	 * @param 	PHPExcel_Style_Font $pDefaultFont	Default font of the workbook
+	 * @return 	int		Value in pixels
+	 */
+	public static function cellDimensionToPixels($pValue = 0, PHPExcel_Style_Font $pDefaultFont) {
+		// Font name and size
+		$name = $pDefaultFont->getName();
+		$size = $pDefaultFont->getSize();
+
+		if (isset(PHPExcel_Shared_Font::$defaultColumnWidths[$name][$size])) {
+			// Exact width can be determined
+			$colWidth = $pValue
+				* PHPExcel_Shared_Font::$defaultColumnWidths[$name][$size]['px']
+				/ PHPExcel_Shared_Font::$defaultColumnWidths[$name][$size]['width'];
+
+		} else {
+			// We don't have data for this particular font and size, use approximation by
+			// extrapolating from Calibri 11
+			$colWidth = $pValue * $size
+				* PHPExcel_Shared_Font::$defaultColumnWidths['Calibri'][11]['px']
+				/ PHPExcel_Shared_Font::$defaultColumnWidths['Calibri'][11]['width'] / 11;
+		}
+
+		// Round pixels to closest integer
+		$colWidth = (int) round($colWidth);
+
+		return $colWidth;
+	}
+
+	/**
+	 * Convert pixels to points
+	 *
+	 * @param 	int $pValue	Value in pixels
+	 * @return 	int			Value in points
+	 */
+	public static function pixelsToPoints($pValue = 0) {
+		return $pValue * 0.67777777;
+	}
+
+	/**
+	 * Convert points to pixels
+	 *
+	 * @param 	int $pValue	Value in points
+	 * @return 	int			Value in pixels
+	 */
+	public static function pointsToPixels($pValue = 0) {
+		if ($pValue != 0) {
+			return (int) ceil($pValue * 1.333333333);
+		} else {
+			return 0;
+		}
+	}
+
+	/**
+	 * Convert degrees to angle
+	 *
+	 * @param 	int $pValue	Degrees
+	 * @return 	int			Angle
+	 */
+	public static function degreesToAngle($pValue = 0) {
+		return (int)round($pValue * 60000);
+	}
+
+	/**
+	 * Convert angle to degrees
+	 *
+	 * @param 	int $pValue	Angle
+	 * @return 	int			Degrees
+	 */
+	public static function angleToDegrees($pValue = 0) {
+		if ($pValue != 0) {
+			return round($pValue / 60000);
+		} else {
+			return 0;
+		}
+	}
+
+	/**
+	 * Create a new image from file. By alexander at alexauto dot nl
+	 *
+	 * @link http://www.php.net/manual/en/function.imagecreatefromwbmp.php#86214
+	 * @param string $filename Path to Windows DIB (BMP) image
+	 * @return resource
+	 */
+	public static function imagecreatefrombmp($p_sFile)
+	{
+        //    Load the image into a string
+        $file    =    fopen($p_sFile,"rb");
+        $read    =    fread($file,10);
+        while(!feof($file)&&($read<>""))
+            $read    .=    fread($file,1024);
+
+        $temp    =    unpack("H*",$read);
+        $hex    =    $temp[1];
+        $header    =    substr($hex,0,108);
+
+        //    Process the header
+        //    Structure: http://www.fastgraph.com/help/bmp_header_format.html
+        if (substr($header,0,4)=="424d")
+        {
+            //    Cut it in parts of 2 bytes
+            $header_parts    =    str_split($header,2);
+
+            //    Get the width        4 bytes
+            $width            =    hexdec($header_parts[19].$header_parts[18]);
+
+            //    Get the height        4 bytes
+            $height            =    hexdec($header_parts[23].$header_parts[22]);
+
+            //    Unset the header params
+            unset($header_parts);
+        }
+
+        //    Define starting X and Y
+        $x                =    0;
+        $y                =    1;
+
+        //    Create newimage
+        $image            =    imagecreatetruecolor($width,$height);
+
+        //    Grab the body from the image
+        $body            =    substr($hex,108);
+
+        //    Calculate if padding at the end-line is needed
+        //    Divided by two to keep overview.
+        //    1 byte = 2 HEX-chars
+        $body_size        =    (strlen($body)/2);
+        $header_size    =    ($width*$height);
+
+        //    Use end-line padding? Only when needed
+        $usePadding        =    ($body_size>($header_size*3)+4);
+
+        //    Using a for-loop with index-calculation instaid of str_split to avoid large memory consumption
+        //    Calculate the next DWORD-position in the body
+        for ($i=0;$i<$body_size;$i+=3)
+        {
+            //    Calculate line-ending and padding
+            if ($x>=$width)
+            {
+                //    If padding needed, ignore image-padding
+                //    Shift i to the ending of the current 32-bit-block
+                if ($usePadding)
+                    $i    +=    $width%4;
+
+                //    Reset horizontal position
+                $x    =    0;
+
+                //    Raise the height-position (bottom-up)
+                $y++;
+
+                //    Reached the image-height? Break the for-loop
+                if ($y>$height)
+                    break;
+            }
+
+            //    Calculation of the RGB-pixel (defined as BGR in image-data)
+            //    Define $i_pos as absolute position in the body
+            $i_pos    =    $i*2;
+            $r        =    hexdec($body[$i_pos+4].$body[$i_pos+5]);
+            $g        =    hexdec($body[$i_pos+2].$body[$i_pos+3]);
+            $b        =    hexdec($body[$i_pos].$body[$i_pos+1]);
+
+            //    Calculate and draw the pixel
+            $color    =    imagecolorallocate($image,$r,$g,$b);
+            imagesetpixel($image,$x,$height-$y,$color);
+
+            //    Raise the horizontal position
+            $x++;
+        }
+
+        //    Unset the body / free the memory
+        unset($body);
+
+        //    Return image-object
+        return $image;
+	}
+
+}

PHPExcel/Shared/Escher.php

@@ -0,0 +1,91 @@
+<?php
+/**
+ * PHPExcel
+ *
+ * Copyright (c) 2006 - 2014 PHPExcel
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ * @category   PHPExcel
+ * @package    PHPExcel_Shared_Escher
+ * @copyright  Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ * @license    http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt	LGPL
+ * @version    1.8.0, 2014-03-02
+ */
+
+/**
+ * PHPExcel_Shared_Escher
+ *
+ * @category   PHPExcel
+ * @package    PHPExcel_Shared_Escher
+ * @copyright  Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ */
+class PHPExcel_Shared_Escher
+{
+	/**
+	 * Drawing Group Container
+	 *
+	 * @var PHPExcel_Shared_Escher_DggContainer
+	 */
+	private $_dggContainer;
+
+	/**
+	 * Drawing Container
+	 *
+	 * @var PHPExcel_Shared_Escher_DgContainer
+	 */
+	private $_dgContainer;
+
+	/**
+	 * Get Drawing Group Container
+	 *
+	 * @return PHPExcel_Shared_Escher_DgContainer
+	 */
+	public function getDggContainer()
+	{
+		return $this->_dggContainer;
+	}
+
+	/**
+	 * Set Drawing Group Container
+	 *
+	 * @param PHPExcel_Shared_Escher_DggContainer $dggContainer
+	 */
+	public function setDggContainer($dggContainer)
+	{
+		return $this->_dggContainer = $dggContainer;
+	}
+
+	/**
+	 * Get Drawing Container
+	 *
+	 * @return PHPExcel_Shared_Escher_DgContainer
+	 */
+	public function getDgContainer()
+	{
+		return $this->_dgContainer;
+	}
+
+	/**
+	 * Set Drawing Container
+	 *
+	 * @param PHPExcel_Shared_Escher_DgContainer $dgContainer
+	 */
+	public function setDgContainer($dgContainer)
+	{
+		return $this->_dgContainer = $dgContainer;
+	}
+
+}

PHPExcel/Shared/Escher/DgContainer.php

@@ -0,0 +1,83 @@
+<?php
+/**
+ * PHPExcel
+ *
+ * Copyright (c) 2006 - 2014 PHPExcel
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ * @category   PHPExcel
+ * @package    PHPExcel_Shared_Escher
+ * @copyright  Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ * @license    http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt	LGPL
+ * @version    1.8.0, 2014-03-02
+ */
+
+/**
+ * PHPExcel_Shared_Escher_DgContainer
+ *
+ * @category   PHPExcel
+ * @package    PHPExcel_Shared_Escher
+ * @copyright  Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ */
+class PHPExcel_Shared_Escher_DgContainer
+{
+	/**
+	 * Drawing index, 1-based.
+	 *
+	 * @var int
+	 */
+	private $_dgId;
+
+	/**
+	 * Last shape index in this drawing
+	 *
+	 * @var int
+	 */
+	private $_lastSpId;
+
+	private $_spgrContainer = null;
+
+	public function getDgId()
+	{
+		return $this->_dgId;
+	}
+
+	public function setDgId($value)
+	{
+		$this->_dgId = $value;
+	}
+
+	public function getLastSpId()
+	{
+		return $this->_lastSpId;
+	}
+
+	public function setLastSpId($value)
+	{
+		$this->_lastSpId = $value;
+	}
+
+	public function getSpgrContainer()
+	{
+		return $this->_spgrContainer;
+	}
+
+	public function setSpgrContainer($spgrContainer)
+	{
+		return $this->_spgrContainer = $spgrContainer;
+	}
+
+}

PHPExcel/Shared/Escher/DgContainer/SpgrContainer.php

@@ -0,0 +1,109 @@
+<?php
+/**
+ * PHPExcel
+ *
+ * Copyright (c) 2006 - 2014 PHPExcel
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ * @category   PHPExcel
+ * @package    PHPExcel_Shared_Escher
+ * @copyright  Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ * @license    http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt	LGPL
+ * @version    1.8.0, 2014-03-02
+ */
+
+/**
+ * PHPExcel_Shared_Escher_DgContainer_SpgrContainer
+ *
+ * @category   PHPExcel
+ * @package    PHPExcel_Shared_Escher
+ * @copyright  Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ */
+class PHPExcel_Shared_Escher_DgContainer_SpgrContainer
+{
+	/**
+	 * Parent Shape Group Container
+	 *
+	 * @var PHPExcel_Shared_Escher_DgContainer_SpgrContainer
+	 */
+	private $_parent;
+
+	/**
+	 * Shape Container collection
+	 *
+	 * @var array
+	 */
+	private $_children = array();
+
+	/**
+	 * Set parent Shape Group Container
+	 *
+	 * @param PHPExcel_Shared_Escher_DgContainer_SpgrContainer $parent
+	 */
+	public function setParent($parent)
+	{
+		$this->_parent = $parent;
+	}
+
+	/**
+	 * Get the parent Shape Group Container if any
+	 *
+	 * @return PHPExcel_Shared_Escher_DgContainer_SpgrContainer|null
+	 */
+	public function getParent()
+	{
+		return $this->_parent;
+	}
+
+	/**
+	 * Add a child. This will be either spgrContainer or spContainer
+	 *
+	 * @param mixed $child
+	 */
+	public function addChild($child)
+	{
+		$this->_children[] = $child;
+		$child->setParent($this);
+	}
+
+	/**
+	 * Get collection of Shape Containers
+	 */
+	public function getChildren()
+	{
+		return $this->_children;
+	}
+
+	/**
+	 * Recursively get all spContainers within this spgrContainer
+	 *
+	 * @return PHPExcel_Shared_Escher_DgContainer_SpgrContainer_SpContainer[]
+	 */
+	public function getAllSpContainers()
+	{
+		$allSpContainers = array();
+
+		foreach ($this->_children as $child) {
+			if ($child instanceof PHPExcel_Shared_Escher_DgContainer_SpgrContainer) {
+				$allSpContainers = array_merge($allSpContainers, $child->getAllSpContainers());
+			} else {
+				$allSpContainers[] = $child;
+			}
+		}
+
+		return $allSpContainers;
+	}
+}

PHPExcel/Shared/Escher/DgContainer/SpgrContainer/SpContainer.php

@@ -0,0 +1,395 @@
+<?php
+/**
+ * PHPExcel
+ *
+ * Copyright (c) 2006 - 2014 PHPExcel
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ * @category   PHPExcel
+ * @package    PHPExcel_Shared_Escher
+ * @copyright  Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ * @license    http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt	LGPL
+ * @version    1.8.0, 2014-03-02
+ */
+
+/**
+ * PHPExcel_Shared_Escher_DgContainer_SpgrContainer_SpContainer
+ *
+ * @category   PHPExcel
+ * @package    PHPExcel_Shared_Escher
+ * @copyright  Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ */
+class PHPExcel_Shared_Escher_DgContainer_SpgrContainer_SpContainer
+{
+	/**
+	 * Parent Shape Group Container
+	 *
+	 * @var PHPExcel_Shared_Escher_DgContainer_SpgrContainer
+	 */
+	private $_parent;
+
+	/**
+	 * Is this a group shape?
+	 *
+	 * @var boolean
+	 */
+	private $_spgr = false;
+
+	/**
+	 * Shape type
+	 *
+	 * @var int
+	 */
+	private $_spType;
+
+	/**
+	 * Shape flag
+	 *
+	 * @var int
+	 */
+	private $_spFlag;
+
+	/**
+	 * Shape index (usually group shape has index 0, and the rest: 1,2,3...)
+	 *
+	 * @var boolean
+	 */
+	private $_spId;
+
+	/**
+	 * Array of options
+	 *
+	 * @var array
+	 */
+	private $_OPT;
+
+	/**
+	 * Cell coordinates of upper-left corner of shape, e.g. 'A1'
+	 *
+	 * @var string
+	 */
+	private $_startCoordinates;
+
+	/**
+	 * Horizontal offset of upper-left corner of shape measured in 1/1024 of column width
+	 *
+	 * @var int
+	 */
+	private $_startOffsetX;
+
+	/**
+	 * Vertical offset of upper-left corner of shape measured in 1/256 of row height
+	 *
+	 * @var int
+	 */
+	private $_startOffsetY;
+
+	/**
+	 * Cell coordinates of bottom-right corner of shape, e.g. 'B2'
+	 *
+	 * @var string
+	 */
+	private $_endCoordinates;
+
+	/**
+	 * Horizontal offset of bottom-right corner of shape measured in 1/1024 of column width
+	 *
+	 * @var int
+	 */
+	private $_endOffsetX;
+
+	/**
+	 * Vertical offset of bottom-right corner of shape measured in 1/256 of row height
+	 *
+	 * @var int
+	 */
+	private $_endOffsetY;
+
+	/**
+	 * Set parent Shape Group Container
+	 *
+	 * @param PHPExcel_Shared_Escher_DgContainer_SpgrContainer $parent
+	 */
+	public function setParent($parent)
+	{
+		$this->_parent = $parent;
+	}
+
+	/**
+	 * Get the parent Shape Group Container
+	 *
+	 * @return PHPExcel_Shared_Escher_DgContainer_SpgrContainer
+	 */
+	public function getParent()
+	{
+		return $this->_parent;
+	}
+
+	/**
+	 * Set whether this is a group shape
+	 *
+	 * @param boolean $value
+	 */
+	public function setSpgr($value = false)
+	{
+		$this->_spgr = $value;
+	}
+
+	/**
+	 * Get whether this is a group shape
+	 *
+	 * @return boolean
+	 */
+	public function getSpgr()
+	{
+		return $this->_spgr;
+	}
+
+	/**
+	 * Set the shape type
+	 *
+	 * @param int $value
+	 */
+	public function setSpType($value)
+	{
+		$this->_spType = $value;
+	}
+
+	/**
+	 * Get the shape type
+	 *
+	 * @return int
+	 */
+	public function getSpType()
+	{
+		return $this->_spType;
+	}
+
+	/**
+	 * Set the shape flag
+	 *
+	 * @param int $value
+	 */
+	public function setSpFlag($value)
+	{
+		$this->_spFlag = $value;
+	}
+
+	/**
+	 * Get the shape flag
+	 *
+	 * @return int
+	 */
+	public function getSpFlag()
+	{
+		return $this->_spFlag;
+	}
+
+	/**
+	 * Set the shape index
+	 *
+	 * @param int $value
+	 */
+	public function setSpId($value)
+	{
+		$this->_spId = $value;
+	}
+
+	/**
+	 * Get the shape index
+	 *
+	 * @return int
+	 */
+	public function getSpId()
+	{
+		return $this->_spId;
+	}
+
+	/**
+	 * Set an option for the Shape Group Container
+	 *
+	 * @param int $property The number specifies the option
+	 * @param mixed $value
+	 */
+	public function setOPT($property, $value)
+	{
+		$this->_OPT[$property] = $value;
+	}
+
+	/**
+	 * Get an option for the Shape Group Container
+	 *
+	 * @param int $property The number specifies the option
+	 * @return mixed
+	 */
+	public function getOPT($property)
+	{
+		if (isset($this->_OPT[$property])) {
+			return $this->_OPT[$property];
+		}
+		return null;
+	}
+
+	/**
+	 * Get the collection of options
+	 *
+	 * @return array
+	 */
+	public function getOPTCollection()
+	{
+		return $this->_OPT;
+	}
+
+	/**
+	 * Set cell coordinates of upper-left corner of shape
+	 *
+	 * @param string $value
+	 */
+	public function setStartCoordinates($value = 'A1')
+	{
+		$this->_startCoordinates = $value;
+	}
+
+	/**
+	 * Get cell coordinates of upper-left corner of shape
+	 *
+	 * @return string
+	 */
+	public function getStartCoordinates()
+	{
+		return $this->_startCoordinates;
+	}
+
+	/**
+	 * Set offset in x-direction of upper-left corner of shape measured in 1/1024 of column width
+	 *
+	 * @param int $startOffsetX
+	 */
+	public function setStartOffsetX($startOffsetX = 0)
+	{
+		$this->_startOffsetX = $startOffsetX;
+	}
+
+	/**
+	 * Get offset in x-direction of upper-left corner of shape measured in 1/1024 of column width
+	 *
+	 * @return int
+	 */
+	public function getStartOffsetX()
+	{
+		return $this->_startOffsetX;
+	}
+
+	/**
+	 * Set offset in y-direction of upper-left corner of shape measured in 1/256 of row height
+	 *
+	 * @param int $startOffsetY
+	 */
+	public function setStartOffsetY($startOffsetY = 0)
+	{
+		$this->_startOffsetY = $startOffsetY;
+	}
+
+	/**
+	 * Get offset in y-direction of upper-left corner of shape measured in 1/256 of row height
+	 *
+	 * @return int
+	 */
+	public function getStartOffsetY()
+	{
+		return $this->_startOffsetY;
+	}
+
+	/**
+	 * Set cell coordinates of bottom-right corner of shape
+	 *
+	 * @param string $value
+	 */
+	public function setEndCoordinates($value = 'A1')
+	{
+		$this->_endCoordinates = $value;
+	}
+
+	/**
+	 * Get cell coordinates of bottom-right corner of shape
+	 *
+	 * @return string
+	 */
+	public function getEndCoordinates()
+	{
+		return $this->_endCoordinates;
+	}
+
+	/**
+	 * Set offset in x-direction of bottom-right corner of shape measured in 1/1024 of column width
+	 *
+	 * @param int $startOffsetX
+	 */
+	public function setEndOffsetX($endOffsetX = 0)
+	{
+		$this->_endOffsetX = $endOffsetX;
+	}
+
+	/**
+	 * Get offset in x-direction of bottom-right corner of shape measured in 1/1024 of column width
+	 *
+	 * @return int
+	 */
+	public function getEndOffsetX()
+	{
+		return $this->_endOffsetX;
+	}
+
+	/**
+	 * Set offset in y-direction of bottom-right corner of shape measured in 1/256 of row height
+	 *
+	 * @param int $endOffsetY
+	 */
+	public function setEndOffsetY($endOffsetY = 0)
+	{
+		$this->_endOffsetY = $endOffsetY;
+	}
+
+	/**
+	 * Get offset in y-direction of bottom-right corner of shape measured in 1/256 of row height
+	 *
+	 * @return int
+	 */
+	public function getEndOffsetY()
+	{
+		return $this->_endOffsetY;
+	}
+
+	/**
+	 * Get the nesting level of this spContainer. This is the number of spgrContainers between this spContainer and
+	 * the dgContainer. A value of 1 = immediately within first spgrContainer
+	 * Higher nesting level occurs if and only if spContainer is part of a shape group
+	 *
+	 * @return int Nesting level
+	 */
+	public function getNestingLevel()
+	{
+		$nestingLevel = 0;
+
+		$parent = $this->getParent();
+		while ($parent instanceof PHPExcel_Shared_Escher_DgContainer_SpgrContainer) {
+			++$nestingLevel;
+			$parent = $parent->getParent();
+		}
+
+		return $nestingLevel;
+	}
+}

PHPExcel/Shared/Escher/DggContainer.php

@@ -0,0 +1,203 @@
+<?php
+/**
+ * PHPExcel
+ *
+ * Copyright (c) 2006 - 2014 PHPExcel
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ * @category   PHPExcel
+ * @package    PHPExcel_Shared_Escher
+ * @copyright  Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ * @license    http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt	LGPL
+ * @version    1.8.0, 2014-03-02
+ */
+
+/**
+ * PHPExcel_Shared_Escher_DggContainer
+ *
+ * @category   PHPExcel
+ * @package    PHPExcel_Shared_Escher
+ * @copyright  Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ */
+class PHPExcel_Shared_Escher_DggContainer
+{
+	/**
+	 * Maximum shape index of all shapes in all drawings increased by one
+	 *
+	 * @var int
+	 */
+	private $_spIdMax;
+
+	/**
+	 * Total number of drawings saved
+	 *
+	 * @var int
+	 */
+	private $_cDgSaved;
+
+	/**
+	 * Total number of shapes saved (including group shapes)
+	 *
+	 * @var int
+	 */
+	private $_cSpSaved;
+
+	/**
+	 * BLIP Store Container
+	 *
+	 * @var PHPExcel_Shared_Escher_DggContainer_BstoreContainer
+	 */
+	private $_bstoreContainer;
+
+	/**
+	 * Array of options for the drawing group
+	 *
+	 * @var array
+	 */
+	private $_OPT = array();
+
+	/**
+	 * Array of identifier clusters containg information about the maximum shape identifiers
+	 *
+	 * @var array
+	 */
+	private $_IDCLs = array();
+
+	/**
+	 * Get maximum shape index of all shapes in all drawings (plus one)
+	 *
+	 * @return int
+	 */
+	public function getSpIdMax()
+	{
+		return $this->_spIdMax;
+	}
+
+	/**
+	 * Set maximum shape index of all shapes in all drawings (plus one)
+	 *
+	 * @param int
+	 */
+	public function setSpIdMax($value)
+	{
+		$this->_spIdMax = $value;
+	}
+
+	/**
+	 * Get total number of drawings saved
+	 *
+	 * @return int
+	 */
+	public function getCDgSaved()
+	{
+		return $this->_cDgSaved;
+	}
+
+	/**
+	 * Set total number of drawings saved
+	 *
+	 * @param int
+	 */
+	public function setCDgSaved($value)
+	{
+		$this->_cDgSaved = $value;
+	}
+
+	/**
+	 * Get total number of shapes saved (including group shapes)
+	 *
+	 * @return int
+	 */
+	public function getCSpSaved()
+	{
+		return $this->_cSpSaved;
+	}
+
+	/**
+	 * Set total number of shapes saved (including group shapes)
+	 *
+	 * @param int
+	 */
+	public function setCSpSaved($value)
+	{
+		$this->_cSpSaved = $value;
+	}
+
+	/**
+	 * Get BLIP Store Container
+	 *
+	 * @return PHPExcel_Shared_Escher_DggContainer_BstoreContainer
+	 */
+	public function getBstoreContainer()
+	{
+		return $this->_bstoreContainer;
+	}
+
+	/**
+	 * Set BLIP Store Container
+	 *
+	 * @param PHPExcel_Shared_Escher_DggContainer_BstoreContainer $bstoreContainer
+	 */
+	public function setBstoreContainer($bstoreContainer)
+	{
+		$this->_bstoreContainer = $bstoreContainer;
+	}
+
+	/**
+	 * Set an option for the drawing group
+	 *
+	 * @param int $property The number specifies the option
+	 * @param mixed $value
+	 */
+	public function setOPT($property, $value)
+	{
+		$this->_OPT[$property] = $value;
+	}
+
+	/**
+	 * Get an option for the drawing group
+	 *
+	 * @param int $property The number specifies the option
+	 * @return mixed
+	 */
+	public function getOPT($property)
+	{
+		if (isset($this->_OPT[$property])) {
+			return $this->_OPT[$property];
+		}
+		return null;
+	}
+
+	/**
+	 * Get identifier clusters
+	 *
+	 * @return array
+	 */
+	public function getIDCLs()
+	{
+		return $this->_IDCLs;
+	}
+
+	/**
+	 * Set identifier clusters. array(<drawingId> => <max shape id>, ...)
+	 *
+	 * @param array $pValue
+	 */
+	public function setIDCLs($pValue)
+	{
+		$this->_IDCLs = $pValue;
+	}
+}

PHPExcel/Shared/Escher/DggContainer/BstoreContainer.php

@@ -0,0 +1,65 @@
+<?php
+/**
+ * PHPExcel
+ *
+ * Copyright (c) 2006 - 2014 PHPExcel
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ * @category   PHPExcel
+ * @package    PHPExcel_Shared_Escher
+ * @copyright  Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ * @license    http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt	LGPL
+ * @version    1.8.0, 2014-03-02
+ */
+
+/**
+ * PHPExcel_Shared_Escher_DggContainer_BstoreContainer
+ *
+ * @category   PHPExcel
+ * @package    PHPExcel_Shared_Escher
+ * @copyright  Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ */
+class PHPExcel_Shared_Escher_DggContainer_BstoreContainer
+{
+	/**
+	 * BLIP Store Entries. Each of them holds one BLIP (Big Large Image or Picture)
+	 *
+	 * @var array
+	 */
+	private $_BSECollection = array();
+
+	/**
+	 * Add a BLIP Store Entry
+	 *
+	 * @param PHPExcel_Shared_Escher_DggContainer_BstoreContainer_BSE $BSE
+	 */
+	public function addBSE($BSE)
+	{
+		$this->_BSECollection[] = $BSE;
+		$BSE->setParent($this);
+	}
+
+	/**
+	 * Get the collection of BLIP Store Entries
+	 *
+	 * @return PHPExcel_Shared_Escher_DggContainer_BstoreContainer_BSE[]
+	 */
+	public function getBSECollection()
+	{
+		return $this->_BSECollection;
+	}
+
+}

PHPExcel/Shared/Escher/DggContainer/BstoreContainer/BSE.php

@@ -0,0 +1,120 @@
+<?php
+/**
+ * PHPExcel
+ *
+ * Copyright (c) 2006 - 2014 PHPExcel
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ * @category   PHPExcel
+ * @package    PHPExcel_Shared_Escher
+ * @copyright  Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ * @license    http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt	LGPL
+ * @version    1.8.0, 2014-03-02
+ */
+
+/**
+ * PHPExcel_Shared_Escher_DggContainer_BstoreContainer_BSE
+ *
+ * @category   PHPExcel
+ * @package    PHPExcel_Shared_Escher
+ * @copyright  Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ */
+class PHPExcel_Shared_Escher_DggContainer_BstoreContainer_BSE
+{
+	const BLIPTYPE_ERROR	= 0x00;
+	const BLIPTYPE_UNKNOWN	= 0x01;
+	const BLIPTYPE_EMF		= 0x02;
+	const BLIPTYPE_WMF		= 0x03;
+	const BLIPTYPE_PICT		= 0x04;
+	const BLIPTYPE_JPEG		= 0x05;
+	const BLIPTYPE_PNG		= 0x06;
+	const BLIPTYPE_DIB		= 0x07;
+	const BLIPTYPE_TIFF		= 0x11;
+	const BLIPTYPE_CMYKJPEG	= 0x12;
+
+	/**
+	 * The parent BLIP Store Entry Container
+	 *
+	 * @var PHPExcel_Shared_Escher_DggContainer_BstoreContainer
+	 */
+	private $_parent;
+
+	/**
+	 * The BLIP (Big Large Image or Picture)
+	 *
+	 * @var PHPExcel_Shared_Escher_DggContainer_BstoreContainer_BSE_Blip
+	 */
+	private $_blip;
+
+	/**
+	 * The BLIP type
+	 *
+	 * @var int
+	 */
+	private $_blipType;
+
+	/**
+	 * Set parent BLIP Store Entry Container
+	 *
+	 * @param PHPExcel_Shared_Escher_DggContainer_BstoreContainer $parent
+	 */
+	public function setParent($parent)
+	{
+		$this->_parent = $parent;
+	}
+
+	/**
+	 * Get the BLIP
+	 *
+	 * @return PHPExcel_Shared_Escher_DggContainer_BstoreContainer_BSE_Blip
+	 */
+	public function getBlip()
+	{
+		return $this->_blip;
+	}
+
+	/**
+	 * Set the BLIP
+	 *
+	 * @param PHPExcel_Shared_Escher_DggContainer_BstoreContainer_BSE_Blip $blip
+	 */
+	public function setBlip($blip)
+	{
+		$this->_blip = $blip;
+		$blip->setParent($this);
+	}
+
+	/**
+	 * Get the BLIP type
+	 *
+	 * @return int
+	 */
+	public function getBlipType()
+	{
+		return $this->_blipType;
+	}
+
+	/**
+	 * Set the BLIP type
+	 *
+	 * @param int
+	 */
+	public function setBlipType($blipType)
+	{
+		$this->_blipType = $blipType;
+	}
+
+}

PHPExcel/Shared/Escher/DggContainer/BstoreContainer/BSE/Blip.php

@@ -0,0 +1,91 @@
+<?php
+/**
+ * PHPExcel
+ *
+ * Copyright (c) 2006 - 2014 PHPExcel
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ * @category   PHPExcel
+ * @package    PHPExcel_Shared_Escher
+ * @copyright  Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ * @license    http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt	LGPL
+ * @version    1.8.0, 2014-03-02
+ */
+
+/**
+ * PHPExcel_Shared_Escher_DggContainer_BstoreContainer_BSE_Blip
+ *
+ * @category   PHPExcel
+ * @package    PHPExcel_Shared_Escher
+ * @copyright  Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ */
+class PHPExcel_Shared_Escher_DggContainer_BstoreContainer_BSE_Blip
+{
+	/**
+	 * The parent BSE
+	 *
+	 * @var PHPExcel_Shared_Escher_DggContainer_BstoreContainer_BSE
+	 */
+	private $_parent;
+
+	/**
+	 * Raw image data
+	 *
+	 * @var string
+	 */
+	private $_data;
+
+	/**
+	 * Get the raw image data
+	 *
+	 * @return string
+	 */
+	public function getData()
+	{
+		return $this->_data;
+	}
+
+	/**
+	 * Set the raw image data
+	 *
+	 * @param string
+	 */
+	public function setData($data)
+	{
+		$this->_data = $data;
+	}
+
+	/**
+	 * Set parent BSE
+	 *
+	 * @param PHPExcel_Shared_Escher_DggContainer_BstoreContainer_BSE $parent
+	 */
+	public function setParent($parent)
+	{
+		$this->_parent = $parent;
+	}
+
+	/**
+	 * Get parent BSE
+	 *
+	 * @return PHPExcel_Shared_Escher_DggContainer_BstoreContainer_BSE $parent
+	 */
+	public function getParent()
+	{
+		return $this->_parent;
+	}
+
+}

PHPExcel/Shared/Excel5.php

@@ -0,0 +1,317 @@
+<?php
+/**
+ * PHPExcel
+ *
+ * Copyright (c) 2006 - 2014 PHPExcel
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ * @category   PHPExcel
+ * @package    PHPExcel_Shared
+ * @copyright  Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ * @license    http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt	LGPL
+ * @version    1.8.0, 2014-03-02
+ */
+
+/**
+ * PHPExcel_Shared_Excel5
+ *
+ * @category   PHPExcel
+ * @package    PHPExcel_Shared
+ * @copyright  Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ */
+class PHPExcel_Shared_Excel5
+{
+	/**
+	 * Get the width of a column in pixels. We use the relationship y = ceil(7x) where
+	 * x is the width in intrinsic Excel units (measuring width in number of normal characters)
+	 * This holds for Arial 10
+	 *
+	 * @param PHPExcel_Worksheet $sheet The sheet
+	 * @param string $col The column
+	 * @return integer The width in pixels
+	*/
+	public static function sizeCol($sheet, $col = 'A')
+	{
+		// default font of the workbook
+		$font = $sheet->getParent()->getDefaultStyle()->getFont();
+
+		$columnDimensions = $sheet->getColumnDimensions();
+
+		// first find the true column width in pixels (uncollapsed and unhidden)
+		if ( isset($columnDimensions[$col]) and $columnDimensions[$col]->getWidth() != -1 ) {
+
+			// then we have column dimension with explicit width
+			$columnDimension = $columnDimensions[$col];
+			$width = $columnDimension->getWidth();
+			$pixelWidth = PHPExcel_Shared_Drawing::cellDimensionToPixels($width, $font);
+
+		} else if ($sheet->getDefaultColumnDimension()->getWidth() != -1) {
+
+			// then we have default column dimension with explicit width
+			$defaultColumnDimension = $sheet->getDefaultColumnDimension();
+			$width = $defaultColumnDimension->getWidth();
+			$pixelWidth = PHPExcel_Shared_Drawing::cellDimensionToPixels($width, $font);
+
+		} else {
+
+			// we don't even have any default column dimension. Width depends on default font
+			$pixelWidth = PHPExcel_Shared_Font::getDefaultColumnWidthByFont($font, true);
+		}
+
+		// now find the effective column width in pixels
+		if (isset($columnDimensions[$col]) and !$columnDimensions[$col]->getVisible()) {
+			$effectivePixelWidth = 0;
+		} else {
+			$effectivePixelWidth = $pixelWidth;
+		}
+
+		return $effectivePixelWidth;
+	}
+
+	/**
+	 * Convert the height of a cell from user's units to pixels. By interpolation
+	 * the relationship is: y = 4/3x. If the height hasn't been set by the user we
+	 * use the default value. If the row is hidden we use a value of zero.
+	 *
+	 * @param PHPExcel_Worksheet $sheet The sheet
+	 * @param integer $row The row index (1-based)
+	 * @return integer The width in pixels
+	 */
+	public static function sizeRow($sheet, $row = 1)
+	{
+		// default font of the workbook
+		$font = $sheet->getParent()->getDefaultStyle()->getFont();
+
+		$rowDimensions = $sheet->getRowDimensions();
+
+		// first find the true row height in pixels (uncollapsed and unhidden)
+		if ( isset($rowDimensions[$row]) and $rowDimensions[$row]->getRowHeight() != -1) {
+
+			// then we have a row dimension
+			$rowDimension = $rowDimensions[$row];
+			$rowHeight = $rowDimension->getRowHeight();
+			$pixelRowHeight = (int) ceil(4 * $rowHeight / 3); // here we assume Arial 10
+
+		} else if ($sheet->getDefaultRowDimension()->getRowHeight() != -1) {
+
+			// then we have a default row dimension with explicit height
+			$defaultRowDimension = $sheet->getDefaultRowDimension();
+			$rowHeight = $defaultRowDimension->getRowHeight();
+			$pixelRowHeight = PHPExcel_Shared_Drawing::pointsToPixels($rowHeight);
+
+		} else {
+
+			// we don't even have any default row dimension. Height depends on default font
+			$pointRowHeight = PHPExcel_Shared_Font::getDefaultRowHeightByFont($font);
+			$pixelRowHeight = PHPExcel_Shared_Font::fontSizeToPixels($pointRowHeight);
+
+		}
+
+		// now find the effective row height in pixels
+		if ( isset($rowDimensions[$row]) and !$rowDimensions[$row]->getVisible() ) {
+			$effectivePixelRowHeight = 0;
+		} else {
+			$effectivePixelRowHeight = $pixelRowHeight;
+		}
+
+		return $effectivePixelRowHeight;
+	}
+
+	/**
+	 * Get the horizontal distance in pixels between two anchors
+	 * The distanceX is found as sum of all the spanning columns widths minus correction for the two offsets
+	 *
+	 * @param PHPExcel_Worksheet $sheet
+	 * @param string $startColumn
+	 * @param integer $startOffsetX Offset within start cell measured in 1/1024 of the cell width
+	 * @param string $endColumn
+	 * @param integer $endOffsetX Offset within end cell measured in 1/1024 of the cell width
+	 * @return integer Horizontal measured in pixels
+	 */
+	public static function getDistanceX(PHPExcel_Worksheet $sheet, $startColumn = 'A', $startOffsetX = 0, $endColumn = 'A', $endOffsetX = 0)
+	{
+		$distanceX = 0;
+
+		// add the widths of the spanning columns
+		$startColumnIndex = PHPExcel_Cell::columnIndexFromString($startColumn) - 1; // 1-based
+		$endColumnIndex = PHPExcel_Cell::columnIndexFromString($endColumn) - 1; // 1-based
+		for ($i = $startColumnIndex; $i <= $endColumnIndex; ++$i) {
+			$distanceX += self::sizeCol($sheet, PHPExcel_Cell::stringFromColumnIndex($i));
+		}
+
+		// correct for offsetX in startcell
+		$distanceX -= (int) floor(self::sizeCol($sheet, $startColumn) * $startOffsetX / 1024);
+
+		// correct for offsetX in endcell
+		$distanceX -= (int) floor(self::sizeCol($sheet, $endColumn) * (1 - $endOffsetX / 1024));
+
+		return $distanceX;
+	}
+
+	/**
+	 * Get the vertical distance in pixels between two anchors
+	 * The distanceY is found as sum of all the spanning rows minus two offsets
+	 *
+	 * @param PHPExcel_Worksheet $sheet
+	 * @param integer $startRow (1-based)
+	 * @param integer $startOffsetY Offset within start cell measured in 1/256 of the cell height
+	 * @param integer $endRow (1-based)
+	 * @param integer $endOffsetY Offset within end cell measured in 1/256 of the cell height
+	 * @return integer Vertical distance measured in pixels
+	 */
+	public static function getDistanceY(PHPExcel_Worksheet $sheet, $startRow = 1, $startOffsetY = 0, $endRow = 1, $endOffsetY = 0)
+	{
+		$distanceY = 0;
+
+		// add the widths of the spanning rows
+		for ($row = $startRow; $row <= $endRow; ++$row) {
+			$distanceY += self::sizeRow($sheet, $row);
+		}
+
+		// correct for offsetX in startcell
+		$distanceY -= (int) floor(self::sizeRow($sheet, $startRow) * $startOffsetY / 256);
+
+		// correct for offsetX in endcell
+		$distanceY -= (int) floor(self::sizeRow($sheet, $endRow) * (1 - $endOffsetY / 256));
+
+		return $distanceY;
+	}
+
+	/**
+	 * Convert 1-cell anchor coordinates to 2-cell anchor coordinates
+	 * This function is ported from PEAR Spreadsheet_Writer_Excel with small modifications
+	 *
+	 * Calculate the vertices that define the position of the image as required by
+	 * the OBJ record.
+	 *
+	 *		 +------------+------------+
+	 *		 |	 A	  |	  B	 |
+	 *   +-----+------------+------------+
+	 *   |	 |(x1,y1)	 |			|
+	 *   |  1  |(A1)._______|______	  |
+	 *   |	 |	|			  |	 |
+	 *   |	 |	|			  |	 |
+	 *   +-----+----|	BITMAP	|-----+
+	 *   |	 |	|			  |	 |
+	 *   |  2  |	|______________.	 |
+	 *   |	 |			|		(B2)|
+	 *   |	 |			|	 (x2,y2)|
+	 *   +---- +------------+------------+
+	 *
+	 * Example of a bitmap that covers some of the area from cell A1 to cell B2.
+	 *
+	 * Based on the width and height of the bitmap we need to calculate 8 vars:
+	 *	 $col_start, $row_start, $col_end, $row_end, $x1, $y1, $x2, $y2.
+	 * The width and height of the cells are also variable and have to be taken into
+	 * account.
+	 * The values of $col_start and $row_start are passed in from the calling
+	 * function. The values of $col_end and $row_end are calculated by subtracting
+	 * the width and height of the bitmap from the width and height of the
+	 * underlying cells.
+	 * The vertices are expressed as a percentage of the underlying cell width as
+	 * follows (rhs values are in pixels):
+	 *
+	 *	   x1 = X / W *1024
+	 *	   y1 = Y / H *256
+	 *	   x2 = (X-1) / W *1024
+	 *	   y2 = (Y-1) / H *256
+	 *
+	 *	   Where:  X is distance from the left side of the underlying cell
+	 *			   Y is distance from the top of the underlying cell
+	 *			   W is the width of the cell
+	 *			   H is the height of the cell
+	 *
+	 * @param PHPExcel_Worksheet $sheet
+	 * @param string $coordinates E.g. 'A1'
+	 * @param integer $offsetX Horizontal offset in pixels
+	 * @param integer $offsetY Vertical offset in pixels
+	 * @param integer $width Width in pixels
+	 * @param integer $height Height in pixels
+	 * @return array
+	 */
+	public static function oneAnchor2twoAnchor($sheet, $coordinates, $offsetX, $offsetY, $width, $height)
+	{
+		list($column, $row) = PHPExcel_Cell::coordinateFromString($coordinates);
+		$col_start = PHPExcel_Cell::columnIndexFromString($column) - 1;
+		$row_start = $row - 1;
+
+		$x1 = $offsetX;
+		$y1 = $offsetY;
+
+		// Initialise end cell to the same as the start cell
+		$col_end	= $col_start;  // Col containing lower right corner of object
+		$row_end	= $row_start;  // Row containing bottom right corner of object
+
+		// Zero the specified offset if greater than the cell dimensions
+		if ($x1 >= self::sizeCol($sheet, PHPExcel_Cell::stringFromColumnIndex($col_start))) {
+			$x1 = 0;
+		}
+		if ($y1 >= self::sizeRow($sheet, $row_start + 1)) {
+			$y1 = 0;
+		}
+
+		$width	  = $width  + $x1 -1;
+		$height	 = $height + $y1 -1;
+
+		// Subtract the underlying cell widths to find the end cell of the image
+		while ($width >= self::sizeCol($sheet, PHPExcel_Cell::stringFromColumnIndex($col_end))) {
+			$width -= self::sizeCol($sheet, PHPExcel_Cell::stringFromColumnIndex($col_end));
+			++$col_end;
+		}
+
+		// Subtract the underlying cell heights to find the end cell of the image
+		while ($height >= self::sizeRow($sheet, $row_end + 1)) {
+			$height -= self::sizeRow($sheet, $row_end + 1);
+			++$row_end;
+		}
+
+		// Bitmap isn't allowed to start or finish in a hidden cell, i.e. a cell
+		// with zero height or width.
+		if (self::sizeCol($sheet, PHPExcel_Cell::stringFromColumnIndex($col_start)) == 0) {
+			return;
+		}
+		if (self::sizeCol($sheet, PHPExcel_Cell::stringFromColumnIndex($col_end))   == 0) {
+			return;
+		}
+		if (self::sizeRow($sheet, $row_start + 1) == 0) {
+			return;
+		}
+		if (self::sizeRow($sheet, $row_end + 1)   == 0) {
+			return;
+		}
+
+		// Convert the pixel values to the percentage value expected by Excel
+		$x1 = $x1	 / self::sizeCol($sheet, PHPExcel_Cell::stringFromColumnIndex($col_start))   * 1024;
+		$y1 = $y1	 / self::sizeRow($sheet, $row_start + 1)   *  256;
+		$x2 = ($width + 1)  / self::sizeCol($sheet, PHPExcel_Cell::stringFromColumnIndex($col_end))	 * 1024; // Distance to right side of object
+		$y2 = ($height + 1) / self::sizeRow($sheet, $row_end + 1)	 *  256; // Distance to bottom of object
+
+		$startCoordinates = PHPExcel_Cell::stringFromColumnIndex($col_start) . ($row_start + 1);
+		$endCoordinates = PHPExcel_Cell::stringFromColumnIndex($col_end) . ($row_end + 1);
+
+		$twoAnchor = array(
+			'startCoordinates' => $startCoordinates,
+			'startOffsetX' => $x1,
+			'startOffsetY' => $y1,
+			'endCoordinates' => $endCoordinates,
+			'endOffsetX' => $x2,
+			'endOffsetY' => $y2,
+		);
+
+		return  $twoAnchor;
+	}
+
+}

PHPExcel/Shared/File.php

@@ -0,0 +1,178 @@
+<?php
+/**
+ * PHPExcel
+ *
+ * Copyright (c) 2006 - 2014 PHPExcel
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ * @category   PHPExcel
+ * @package    PHPExcel_Shared
+ * @copyright  Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ * @license    http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt	LGPL
+ * @version    1.8.0, 2014-03-02
+ */
+
+
+/**
+ * PHPExcel_Shared_File
+ *
+ * @category   PHPExcel
+ * @package    PHPExcel_Shared
+ * @copyright  Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ */
+class PHPExcel_Shared_File
+{
+	/*
+	 * Use Temp or File Upload Temp for temporary files
+	 *
+	 * @protected
+	 * @var	boolean
+	 */
+	protected static $_useUploadTempDirectory	= FALSE;
+
+
+	/**
+	 * Set the flag indicating whether the File Upload Temp directory should be used for temporary files
+	 *
+	 * @param	 boolean	$useUploadTempDir		Use File Upload Temporary directory (true or false)
+	 */
+	public static function setUseUploadTempDirectory($useUploadTempDir = FALSE) {
+		self::$_useUploadTempDirectory = (boolean) $useUploadTempDir;
+	}	//	function setUseUploadTempDirectory()
+
+
+	/**
+	 * Get the flag indicating whether the File Upload Temp directory should be used for temporary files
+	 *
+	 * @return	 boolean	Use File Upload Temporary directory (true or false)
+	 */
+	public static function getUseUploadTempDirectory() {
+		return self::$_useUploadTempDirectory;
+	}	//	function getUseUploadTempDirectory()
+
+
+	/**
+	  * Verify if a file exists
+	  *
+	  * @param 	string	$pFilename	Filename
+	  * @return bool
+	  */
+	public static function file_exists($pFilename) {
+		// Sick construction, but it seems that
+		// file_exists returns strange values when
+		// doing the original file_exists on ZIP archives...
+		if ( strtolower(substr($pFilename, 0, 3)) == 'zip' ) {
+			// Open ZIP file and verify if the file exists
+			$zipFile 		= substr($pFilename, 6, strpos($pFilename, '#') - 6);
+			$archiveFile 	= substr($pFilename, strpos($pFilename, '#') + 1);
+
+			$zip = new ZipArchive();
+			if ($zip->open($zipFile) === true) {
+				$returnValue = ($zip->getFromName($archiveFile) !== false);
+				$zip->close();
+				return $returnValue;
+			} else {
+				return false;
+			}
+		} else {
+			// Regular file_exists
+			return file_exists($pFilename);
+		}
+	}
+
+	/**
+	 * Returns canonicalized absolute pathname, also for ZIP archives
+	 *
+	 * @param string $pFilename
+	 * @return string
+	 */
+	public static function realpath($pFilename) {
+		// Returnvalue
+		$returnValue = '';
+
+		// Try using realpath()
+		if (file_exists($pFilename)) {
+			$returnValue = realpath($pFilename);
+		}
+
+		// Found something?
+		if ($returnValue == '' || ($returnValue === NULL)) {
+			$pathArray = explode('/' , $pFilename);
+			while(in_array('..', $pathArray) && $pathArray[0] != '..') {
+				for ($i = 0; $i < count($pathArray); ++$i) {
+					if ($pathArray[$i] == '..' && $i > 0) {
+						unset($pathArray[$i]);
+						unset($pathArray[$i - 1]);
+						break;
+					}
+				}
+			}
+			$returnValue = implode('/', $pathArray);
+		}
+
+		// Return
+		return $returnValue;
+	}
+
+	/**
+	 * Get the systems temporary directory.
+	 *
+	 * @return string
+	 */
+	public static function sys_get_temp_dir()
+	{
+		if (self::$_useUploadTempDirectory) {
+			//  use upload-directory when defined to allow running on environments having very restricted
+			//      open_basedir configs
+			if (ini_get('upload_tmp_dir') !== FALSE) {
+				if ($temp = ini_get('upload_tmp_dir')) {
+					if (file_exists($temp))
+						return realpath($temp);
+				}
+			}
+		}
+
+		// sys_get_temp_dir is only available since PHP 5.2.1
+		// http://php.net/manual/en/function.sys-get-temp-dir.php#94119
+		if ( !function_exists('sys_get_temp_dir')) {
+			if ($temp = getenv('TMP') ) {
+				if ((!empty($temp)) && (file_exists($temp))) { return realpath($temp); }
+			}
+			if ($temp = getenv('TEMP') ) {
+				if ((!empty($temp)) && (file_exists($temp))) { return realpath($temp); }
+			}
+			if ($temp = getenv('TMPDIR') ) {
+				if ((!empty($temp)) && (file_exists($temp))) { return realpath($temp); }
+			}
+
+			// trick for creating a file in system's temporary dir
+			// without knowing the path of the system's temporary dir
+			$temp = tempnam(__FILE__, '');
+			if (file_exists($temp)) {
+				unlink($temp);
+				return realpath(dirname($temp));
+			}
+
+			return null;
+		}
+
+		// use ordinary built-in PHP function
+		//	There should be no problem with the 5.2.4 Suhosin realpath() bug, because this line should only
+		//		be called if we're running 5.2.1 or earlier
+		return realpath(sys_get_temp_dir());
+	}
+
+}

PHPExcel/Shared/JAMA/CHANGELOG.TXT

@@ -0,0 +1,16 @@
+Mar 1, 2005 11:15 AST by PM
+
++ For consistency, renamed Math.php to Maths.java, utils to util, 
+  tests to test, docs to doc - 
+
++ Removed conditional logic from top of Matrix class.
+
++ Switched to using hypo function in Maths.php for all php-hypot calls.
+  NOTE TO SELF: Need to make sure that all decompositions have been 
+  switched over to using the bundled hypo.
+
+Feb 25, 2005 at 10:00 AST by PM
+
++ Recommend using simpler Error.php instead of JAMA_Error.php but 
+  can be persuaded otherwise.
+