git hook to compile and deploy a bunch of markdown files to a html website with the help of pandoc. used by https://github.com/thgie/jache.re

post-merge

#!/bin/sh

INPUT_DIR="$(pwd)/"
OUTPUT_DIR="/var/www/jache.re/"

git diff-tree -r --name-only --no-commit-id HEAD@{1} HEAD | grep -E '.md' | while read file ; do

	# prepare input file string
	INPUT_FILE="${file#\"}"

	# prepare relative output file path w/o extension
	OUTPUT_RELATIVE=${INPUT_FILE%.*}

	# prepare absolute output path with extension
	OUTPUT_ABSOLUTE="$OUTPUT_DIR$OUTPUT_RELATIVE.html"

	# prepare absolute output path to containing folder to create folder if necessary
	OUTPUT_PATH="${OUTPUT_ABSOLUTE%/*}/"

	#echo "converting /var/repositories/jache.re/$file to $OUTPUT_ABSOLUTE"
	mkdir -p "$OUTPUT_PATH"

	# if file contains [@xyz] citations, apply bibtex file and cite-proc
	if grep -q "\[\@" "$INPUT_DIR$INPUT_FILE" ; then
		pandoc "$INPUT_DIR$INPUT_FILE" -f markdown -o "$OUTPUT_ABSOLUTE" --template=files/template/main.html --bibliography files/jachere.bib
	else
		pandoc "$INPUT_DIR$INPUT_FILE" -f markdown -o "$OUTPUT_ABSOLUTE" --template=files/template/main.html
	fi

	# replace the .md link to .html
	sed -i -e "s/\.md/.html/g" "$OUTPUT_ABSOLUTE"

	# replace anchor hrefs to work with base href
	ANCHOR_RELATIVE=$(echo "$OUTPUT_RELATIVE" | sed 's;/;\\/;g')
	sed -i -e "s/href=\"#/href=\"${ANCHOR_RELATIVE}.html#/g" "$OUTPUT_ABSOLUTE"

done

# sync files to output dir
rsync -avu --delete "${INPUT_DIR}files/" "${OUTPUT_DIR}files"

# resize images
find "$OUTPUT_DIR" -name '*.jpg' -o -name '*.jpeg' -o -name '*.png' -execdir mogrify -resize 820x {} +