MPD Now Playing script for IRC

mpd-np

#!/usr/bin/env bash
# mpd now playing script for IRC
# requires: bash 4.0+

bold="\x02"

color1="\x032"
color2="\x030"
color3="\x035"
color4="\x033"

if [ "$MPD_HOST" ]; then mpdhost="$MPD_HOST"; else mpdhost="localhost"; fi
if [ "$MPD_PORT" ]; then mpdport="$MPD_PORT"; else mpdport="6600"; fi

MPD_TCP="/dev/tcp/$mpdhost/$mpdport"

function mpd_sndcommmand() {
        # $1 command
        exec 5<> $MPD_TCP 2>/dev/null
        [[ $? -gt 0 ]] && return 1
        echo $1 >&5
        echo "close" >&5
        tmp=$(cat <&5)
        exec 5>&-
        _ret=$(head -n -1 <<< "$tmp" | tail -n +2)
        return 0
}

function mpd_getinfo() {
	mpd_sndcommmand currentsong
	[[ $? -gt 0 ]] && return 1
	_tmp=$_ret
	mpdTitle=$(grep "^Title: " <<< "$_tmp" 2>/dev/null | sed "s/Title: //")
	mpdArtist=$(grep "^Artist: " <<< "$_tmp" 2>/dev/null | sed "s/Artist: //")
	mpdAlbum=$(grep "^Album: " <<< "$_tmp" 2>/dev/null | sed "s/Album: //")
	_songtime=$(grep "^Time: " <<< "$_tmp" 2>/dev/null | sed "s/Time: //" | cut -f 1 -d :)
	(( _mm=$_songtime / 60 ))
	[[ ${#_mm} -eq 1 ]] && _mm="0$_mm"
	(( _ss=$_songtime - $_mm * 60 ))
	[[ ${#_ss} -eq 1 ]] && _ss="0$_ss"
	mpdLength="$_mm:$_ss"
	mpdDate=$(grep "^Date: " <<< "$_tmp" 2>/dev/null | sed "s/Date: //")
	mpdGenre=$(grep "^Genre: " <<< "$_tmp" 2>/dev/null | sed "s/Genre: //")
	mpd_sndcommmand "status"
	_tmp=$_ret
	mpdSongID=$(grep "^song: " <<< "$_tmp" 2>/dev/null | sed "s/song: //")
	mpdPlaylistL=$(grep "^playlistlength: " <<< "$_tmp" 2>/dev/null | sed "s/playlistlength: //")
	_nowtime=$(grep "^time: " <<< "$_tmp" 2>/dev/null | sed "s/time: //" | awk -F":" '{print $1}')
	(( _mm=$_nowtime / 60 ))
	[[ ${#_mm} -eq 1 ]] && _mm="0$_mm"
	(( _ss=$_nowtime - $_mm * 60 ))
	[[ ${#_ss} -eq 1 ]] && _ss="0$_ss"
	mpdNowTime="$_mm:$_ss"
	mpdBitrate=$(grep "^bitrate: " <<< "$_tmp" 2>/dev/null | sed "s/bitrate: //")
}

mpd_getinfo


if [ "$1" == "-s" ]; then
	echo -ne "${bold}♫ ♪ ${color1}[${color2} KattStream ${color1}]${color2} : ${color1}${mpdTitle}${color2} by ${color1}${mpdArtist}${color2} from ${color1}${mpdAlbum}${color2} [ ${color4}Live${color2} ] ♫ ♪${bold}"
elif [ "$1" == "-n" ]; then
	echo -ne "np : ( ${mpdSongID}/${mpdPlaylistL} ) [ ${mpdTitle} ] :: [ ${mpdArtist} ] :: [ ${mpdAlbum} ]  :: [ $mpdNowTime / $mpdLength ($mpdBitrate kbps) ]"
else
	echo -ne "$bold$color3($color2 ${mpdSongID}/${mpdPlaylistL} $color3) $color1[$color2 ${mpdTitle} $color1] :: [$color2 ${mpdArtist} $color1] :: [$color2 ${mpdAlbum} $color1]  :: [$color2 $mpdGenre $color1-$color2 $mpdDate $color1] :: [$color2 $mpdNowTime / $mpdLength ($mpdBitrate kbps)$color1 ] $color3[ "$color1"Can haz Bash MPD?$color3 ]$bold"
fi