Script to find lyric of songs in a given folder. Requires mediainfo.

lyrics_of_songs_in_folder.sh

#!/bin/sh
# Require mediainfo: brew install mediainfo

function readSong () {
    if [ "$1" != "." ] ; then
    TITLE=`mediainfo "$1" | grep "^\Track name\ *:" | sed 's/.*Track name\ *:\ //g'`
    ARTIST=`mediainfo "$1" | grep "^\Performer\ *:" | sed 's/.*Performer\ *:\ //g'`
    FILENAME=`mediainfo "$1" | grep "^\Complete name\ *:" | sed 's/.*Complete name\ *:\ //g' | sed 's/\.mp3$/\.txt/g' | sed 's/\.m4a$/\.txt/g'`
    echo "Fetching lyric "$ARTIST" "$TITLE" ... "
    LYRIC=`curl --data-urlencode "artist=$ARTIST" --data-urlencode "title=$TITLE" -G -s "http://makeitpersonal.co/lyrics"`
    echo "$LYRIC" > "$FILENAME"
    fi
}

export -f readSong
if [[ "$#" -eq 0 ]]; then
    echo "Usage: "
    echo "Search for lyric for given title and artist"
    echo "    lyrics.sh -a \"<Artist>\" -t \"<Title>\""
    echo "Or to search for lyrics of the songs in a directory"
    echo "    lyrics.sh <directory>"
elif [ "$#" -eq 1 ]; then
    find "$1" -maxdepth 1 -iregex ".*\.[mp3|m4a]*" -execdir bash -c 'readSong "$0"' {}  \;
else
while [[ $# > 1 ]]
do
key="$1"

case $key in
-a|--artist)
ARTIST="$2"
shift # past argument
;;
-t|--title)
TITLE="$2"
shift # past argument
;;
*)
        # unknown option
;;
esac
shift # past argument or value
done
echo "Searching lyric for: "$TITLE" by "$ARTIST""
FILENAME="/tmp/"$ARTIST" - "$TITLE".txt"
LYRIC=`curl --data-urlencode "artist=$ARTIST" --data-urlencode "title=$TITLE" -G -s "http://makeitpersonal.co/lyrics"`
echo "$LYRIC" > "$FILENAME"
open "$FILENAME"
fi