Add support for metadata file

build.sh

@@ -4,9 +4,18 @@ SCRIPT=`realpath $0`
 SCRIPTPATH=`dirname $SCRIPT`
 
 INPUT_FILE=`realpath $1`
+INPUT_DIR=`dirname $INPUT_FILE`
+METADATA_FILE="$INPUT_DIR/metadata.yaml"
 OUTPUT_FILE=output.pdf
 
-PANDOC_ARGS="$INPUT_FILE --template $SCRIPTPATH/main.tex -o $OUTPUT_FILE"
+INPUT_FILES="$INPUT_FILE"
+
+if [ -f "$METADATA_FILE" ]
+then
+    INPUT_FILES="$INPUT_FILES $METADATA_FILE"
+fi
+
+PANDOC_ARGS="$INPUT_FILES --template $SCRIPTPATH/main.tex -o $OUTPUT_FILE"
 
 echo "Building document..."
 pandoc $PANDOC_ARGS

test/metadata.yaml

@@ -0,0 +1,3 @@
+---
+foo: bar
+...