From ff350a2b89d2d0fe44a3f133f3fbde9be66cb282 Mon Sep 17 00:00:00 2001
From: Justin McCarthy <justin@strongdm.com>
Date: Wed, 23 May 2018 16:46:28 -0700
Subject: [PATCH] Prepare pandoc upgrade (not pushed to docker hub yet)

---
 Makefile         |  1 -
 build/Dockerfile | 29 +++++++++++++++++++++++++++--
 2 files changed, 27 insertions(+), 3 deletions(-)

diff --git a/Makefile b/Makefile
index 984155a..41f4790 100644
--- a/Makefile
+++ b/Makefile
@@ -62,7 +62,6 @@ export-example:
 
 docker:
 	cd build && docker build -t strongdm/pandoc .
-	docker tag jagregory/pandoc:latest strongdm/pandoc:latest
 	docker push strongdm/pandoc
 
 cleanse:
diff --git a/build/Dockerfile b/build/Dockerfile
index bd85414..f3c335a 100644
--- a/build/Dockerfile
+++ b/build/Dockerfile
@@ -1,3 +1,28 @@
-FROM scratch
+FROM haskell:latest
 
-MAINTAINER strongDM Comply <comply@strongdm.com>
\ No newline at end of file
+# based on implementation by James Gregory <james@jagregory.com>
+MAINTAINER Comply <comply@strongdm.com>
+
+# install latex packages
+RUN apt-get update -y \
+  && apt-get install -y -o Acquire::Retries=10 --no-install-recommends \
+    texlive-latex-base \
+    texlive-xetex \
+    latex-xcolor \
+    texlive-latex-extra \
+    fontconfig \
+    unzip \
+    lmodern
+
+# will ease up the update process
+# updating this env variable will trigger the automatic build of the Docker image
+ENV PANDOC_VERSION "2.2.1"
+
+# install pandoc
+RUN cabal update && cabal install pandoc-${PANDOC_VERSION}
+
+WORKDIR /source
+
+ENTRYPOINT ["/root/.cabal/bin/pandoc"]
+
+CMD ["--help"]
\ No newline at end of file