fip

#!/usr/bin/env bash

# Global script variables, change here to customise
MYRADIO='black'
STREAMNAME='Fip Radio'
STREAMURL='http://chai5she.cdn.dvmr.fr/fip-midfi.mp3'

# Check for mpc
[ ! -x "$(which mpc)" ] && echo 'Program "mpc" not found.' >&2 && exit 1

# Use first cmdline parameter or MPD_HOST variable or MYRADIO
HOST=${1:-$MPD_HOST}
HOST=${HOST:-$MYRADIO}

# Use port specified as "host:port" or MPD_PORT variable or "6600"
set - ${HOST/:/' '}
HOST=$1
PORT=${2:-$MPD_PORT}
PORT=${PORT:-'6600'}

# Check if radio hostname can or should be localhost
THISHOST=$(hostname -s)
[ "$HOST" = "$THISHOST" -o "$HOST" = 'me' -o "$HOST" = 'this' ] && HOST='localhost'

# Check if mpd can be reached on host:port
ERR=$(mpc -q -h "$HOST" -p "$PORT" 2>&1)
[ -n "$ERR" ] && echo "Host down or mpd not running on \"$HOST:$PORT\"." >&2 && exit 2

# Save current track in variable OLD, stop playing
OLD=$(mpc -h "$HOST" -p "$PORT" -f '%file%' current)
[ -n "$OLD" ] && mpc -q -h "$HOST" -p "$PORT" stop &> /dev/null

# Status
echo -n "$STREAMNAME "
[ "$HOST" != 'localhost' ] && echo -n "on \"$HOST\" "

# Start stream if it wasn't playing before
if [ "$OLD" = "$STREAMURL" ]; then
	# It was playing before but now it's off
	echo 'off'
else
	# Radio was off or playing something else
    mpc -q -h "$HOST" -p "$PORT" clear &> /dev/null
    mpc -q -h "$HOST" -p "$PORT" add "$STREAMURL" &> /dev/null
    mpc -q -h "$HOST" -p "$PORT" play &> /dev/null
    # Display volume
    mpc -h "$HOST" -p "$PORT" volume
fi
exit 0