markdown to PDF converter (and filter)

md2pdf.sh

#!/bin/bash

# sudo apt install them first:
# pandoc evince                # pandoc + evince
# texlive-xetex                # xelatex
# ttf-mscorefonts-installer    # Georgia TTF

args=( "$@" )

tmpd="$(mktemp -p /tmp -d md2pdf.$$.XXXXXXXXXX.tmp)"
trap 'rm -rf "$tmpd"' EXIT
chmod g+s "$tmpd"
STDIN="$tmpd/STDIN.md"

[ -t 0 -o -t 1 ] || { args+=( "$STDIN" ); cat > "$STDIN"; }

for f in "${args[@]}"; do
	[ "$f" = "$STDIN" ] && as_filter=yes || as_filter=no
	pdf="${f%%.md}.pdf"
	pt="$(grep -m1 '^#' "$f" | sed -e 's/^#\+\s\+//' -)"
	[ -z "$pt" ] && pt="$(basename "${f%%.md}")"
	[ "$as_filter" = yes ] && echo -n "[-] -> [-]" >&2 || echo -n "[$f] -> [$pdf]" >&2
	echo " ($pt)" >&2
	sed -e 's/\.md)/\.pdf)/g' "$f" |
	pandoc	--from=markdown_github+smart+yaml_metadata_block \
		--metadata=pagetitle="$pt" \
		--standalone \
		--wrap=none \
		--variable=linkcolor=blue \
		--variable=fontsize=12pt \
		--variable=mainfont=Georgia \
		--pdf-engine=xelatex \
		--output="$pdf"
	[ "$as_filter" = yes ] && cat "$pdf"
done

# EOF #