#!/bin/bash

shopt -s nullglob

if test $@="--help"; then
	echo "flac2mp3"
	echo "Convert all FLACs in a directory to MP3s, using flac and lame. Matches all files in current directory with extension .flac. Passes all arguments along to lame. Preserves basic metadata."
	exit 0
fi

if test ! `which flac`; then
	echo "This script requires flac."
	exit 127
fi

if test ! `which lame`; then
	echo "This script requires lame."
	exit 127
fi

for flac in *.flac
	do
		name=$(basename -s .flac "$flac")
		mp3="${name}.mp3"
		artist=$(metaflac --show-tag=ARTIST "$flac" | sed 's .......  ')
		album=$(metaflac --show-tag=ALBUM "$flac" | sed 's ......  ')
		title=$(metaflac --show-tag=TITLE "$flac" | sed 's ......  ')
		date=$(metaflac --show-tag=DATE "$flac" | sed 's .....  ')
		number=$(metaflac --show-tag=TRACKNUMBER "$flac" |sed 's ............  ')

		flac -c -d "$flac" | lame "$@" --tt "$title" --ta "$artist" --tl "$album" --ty "$date" --tn "$number" - "$mp3"

	done