md2pdf

#!/bin/bash
set -e

templates_location=~/.md2doc
verbose=false


usage() {
  echo $1
  cat << EOUSAGE

usage: $0 command [args]

where command is one of

- list-inputs: show available input files for debugging
- list-templates: show available templates
- pdf <input markdown file> [template]
- help: to get this help

EOUSAGE
  exit 0
}

run() {
  if [[ "${verbose}" = true ]]; then
    echo running $@
  fi
  $@
}

template_path() {
  template_name=$1
  echo ${templates_location}/${template_name}/template.tex
}

background_path() {
  template_name=$1
  echo ${templates_location}/${template_name}/multibackground.pdf
}

convert_pdf() {
    template_name=${2:-default}
    input_file_name=$1

    if [[ "${input_file_name}" == "" ]]; then
       usage "missing input markdown file"
    fi

    output_file_name=$(basename ${input_file_name} .md).pdf

    temp_file=$(mktemp).pdf

    run pandoc --template=$(template_path ${template_name}) ${input_file_name} -o ${temp_file}
    run pdftk ${temp_file} multibackground $(background_path ${template_name}) output ${output_file_name}

    rm ${temp_file}
}

case $1 in
  "--verbose")
    shift
    verbose=true
    ;;
esac

command=$1

case "$command" in
  "")
    usage "command missing"
  ;;
  "pdf")
    shift
    convert_pdf $@
  ;;
  "list-templates")
    shift
    echo "Templates are in ${templates_location}"
    ls ${templates_location}
  ;;
  "list-inputs")
    shift
    echo "Inputs are in $(pwd)"
    ls
  ;;
  "help")
    usage
  ;;
  *)
    usage
  ;;
esac