Update iOS to use audio mode instead of geo location
This commit is contained in:
Sebastián Katzer
parent
e4f6d7cd0b
commit
96ae5df2ca
@ -33,17 +33,14 @@
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</feature>
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</config-file>
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<!-- The app is able to run in background through location-tracking mode -->
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<!-- The app is able to run in background through audio mode -->
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<config-file target="*-Info.plist" parent="UIBackgroundModes">
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<array>
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<string>location</string>
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<string>audio</string>
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</array>
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</config-file>
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<!-- Hint is displayed to user by first start -->
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<config-file target="*-Info.plist" parent="NSLocationUsageDescription">
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<string>Is required -for iOS 6 and above- to run the app in background!</string>
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</config-file>
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<resource-file src="res/silent.wav" />
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<header-file src="src/ios/APPBackgroundMode.h" />
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<source-file src="src/ios/APPBackgroundMode.m" />
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BIN
res/silent.wav
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BIN
res/silent.wav
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@ -20,18 +20,18 @@
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*/
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#import <Foundation/Foundation.h>
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#import <AVFoundation/AVFoundation.h>
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#import <AudioToolbox/AudioToolbox.h>
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#import <Cordova/CDVPlugin.h>
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#import <CoreLocation/CoreLocation.h>
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@interface APPBackgroundMode : CDVPlugin {
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BOOL _enabled;
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AVAudioPlayer *audioPlayer;
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BOOL enabled;
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}
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// Aktiviert den Hintergrundmodus
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// Activate the background mode
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- (void) enable:(CDVInvokedUrlCommand *)command;
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// Deaktiviert den Hintergrundmodus
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// Deactivate the background mode
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- (void) disable:(CDVInvokedUrlCommand *)command;
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@property (nonatomic, strong) CLLocationManager* locationManager;
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@end
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@ -21,116 +21,140 @@
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#import "APPBackgroundMode.h"
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@interface APPBackgroundMode (PrivateMethods)
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// Registriert die Listener für die (sleep/resume) Events
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- (void) observeLifeCycle:(CDVInvokedUrlCommand *)command;
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// Aktiviert den Hintergrundmodus
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- (void) enableMode;
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// Deaktiviert den Hintergrundmodus
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- (void) disableMode;
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@end
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@implementation APPBackgroundMode
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@synthesize locationManager;
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#pragma mark -
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#pragma mark Initialization methods
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/**
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* @js-interface
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*
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* Registriert die Listener für die (sleep/resume) Events.
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*/
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- (void) observeLifeCycle:(CDVInvokedUrlCommand *)command
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{
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// Methode pluginInitialize wird aufgerufen, falls Instanz erstellt wurde
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}
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/**
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* @js-interface
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*
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* Aktiviert den Hintergrundmodus.
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*/
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- (void) enable:(CDVInvokedUrlCommand *)command
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{
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[self enableMode];
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}
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/**
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* @js-interface
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*
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* Deaktiviert den Hintergrundmodus.
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*/
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- (void) disable:(CDVInvokedUrlCommand *)command
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{
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[self disableMode];
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}
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/**
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* Aktiviert den Hintergrundmodus.
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*/
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- (void) enableMode
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{
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_enabled = true;
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}
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/**
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* Deaktiviert den Hintergrundmodus.
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*/
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- (void) disableMode
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{
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_enabled = false;
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}
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/**
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* Registriert die Listener für die (sleep/resume) Events und startet bzw. stoppt die Geo-Lokalisierung.
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* Initialize the plugin.
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*/
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- (void) pluginInitialize
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{
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[self enableMode];
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[self enable:NULL];
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[self configureAudioPlayer];
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[self configureAudioSession];
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}
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/**
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* Register the listener for pause and resume events.
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*/
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- (void) observeLifeCycle:(CDVInvokedUrlCommand *)command
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{
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NSNotificationCenter* listener = [NSNotificationCenter defaultCenter];
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if (&UIApplicationDidEnterBackgroundNotification && &UIApplicationWillEnterForegroundNotification) {
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[[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(activateMode) name:UIApplicationDidEnterBackgroundNotification object:nil];
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[[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(deactivateMode) name:UIApplicationWillEnterForegroundNotification object:nil];
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[listener addObserver:self
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selector:@selector(keepAwake)
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name:UIApplicationDidEnterBackgroundNotification
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object:nil];
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[listener addObserver:self
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selector:@selector(stopKeepingAwake)
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name:UIApplicationWillEnterForegroundNotification
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object:nil];
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[listener addObserver:self
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selector:@selector(handleAudioSessionInterruption:)
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name:AVAudioSessionInterruptionNotification
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object:nil];
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} else {
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[self activateMode];
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[self keepAwake];
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}
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}
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#pragma mark -
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#pragma mark Interface methods
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/**
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* Enable the mode to stay awake
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* when switching to background for the next time.
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*/
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- (void) enable:(CDVInvokedUrlCommand *)command
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{
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enabled = YES;
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}
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/**
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* Disable the background mode
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* and stop being active in background.
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*/
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- (void) disable:(CDVInvokedUrlCommand *)command
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{
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enabled = NO;
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[self stopKeepingAwake];
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}
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#pragma mark -
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#pragma mark Core methods
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/**
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* Keep the app awake.
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*/
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- (void) keepAwake {
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if (enabled) {
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[audioPlayer play];
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}
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}
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/**
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* Startet das Aktualisieren des Standpunktes.
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* Let the app going to sleep.
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*/
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- (void) activateMode
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{
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if (_enabled == false) {
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return;
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};
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if (!locationManager) {
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locationManager = [[CLLocationManager alloc] init];
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};
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#ifdef __IPHONE_6_0
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locationManager.activityType = CLActivityTypeFitness;
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#endif
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// Empfängt nur Nachrichten, wenn sich die Position um 1km geändert hat
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locationManager.distanceFilter = 1000;
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// Koordinaten sollen bis auf 1km genau bestimmt werden
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locationManager.desiredAccuracy = kCLLocationAccuracyKilometer;
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// Startet das Aktualisieren des Standpunktes
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[locationManager startUpdatingLocation];
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- (void) stopKeepingAwake {
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[audioPlayer pause];
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}
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/**
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* Beendet das Aktualisieren des Standpunktes.
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* Configure the audio player.
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*/
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- (void) deactivateMode
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{
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if (locationManager) {
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// Beendet das Aktualisieren des Standpunktes
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[locationManager stopUpdatingLocation];
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- (void) configureAudioPlayer {
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NSString* path = [[NSBundle mainBundle] pathForResource:@"silent"
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ofType:@"wav"];
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NSURL* url = [NSURL fileURLWithPath:path];
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audioPlayer = [[AVAudioPlayer alloc] initWithContentsOfURL:url
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error:NULL];
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// Silent
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audioPlayer.volume = 0;
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// Infinite
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audioPlayer.numberOfLoops = -1;
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};
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/**
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* Configure the audio session.
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*/
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- (void) configureAudioSession {
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AVAudioSession* session = [AVAudioSession
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sharedInstance];
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// Play music even in background and dont stop playing music
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// even another app starts playing sound
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[session setCategory:AVAudioSessionCategoryPlayback
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withOptions:AVAudioSessionCategoryOptionMixWithOthers
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error:NULL];
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[session setActive:YES error:NULL];
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};
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/**
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* Handle audio session interruption.
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*/
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- (void) handleAudioSessionInterruption:(NSNotification*)notification {
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NSNumber* receivedType = [notification.userInfo
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valueForKey:AVAudioSessionInterruptionTypeKey];
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NSNumber* expectedType = [NSNumber numberWithInt:AVAudioSessionInterruptionTypeEnded];
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if ([receivedType isEqualToNumber:expectedType]) {
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[self configureAudioSession];
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[self keepAwake];
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}
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}
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@end
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