MPV Radio

radio

#!/bin/bash

# initialize a fifo file to control what station mpv is playing
MPVFIFO=$HOME/.radio/mpv
if [[ ! -p $MPVFIFO ]]; then
    mkfifo $MPVFIFO
fi

# select the radio station to start playing
STATION_NAME=$(cat .radio/stations | awk -F ',' '{print $1}' | dmenu -p 'Choose station:')
STATION_URL=$(grep "$STATION_NAME" .radio/stations | awk -F ',' '{print $2}')

# if the radio mpv is not running, start it otherwise use the existing mpv
PIDFILE=$HOME/.radio/mpv.pid
PID=$(test -e $PIDFILE && cat $PIDFILE || echo -1)
if test -e /proc/$PID/cmdline
then
    # tell the existing mpv to start playing the selected station instead
    printf "%s\n" "loadfile \"$STATION_URL\" replace" > $MPVFIFO
else
    # start a new mpv instead playing the selected station
    mpv --quiet --input-file=$HOME/.radio/mpv --input-ipc-server=$HOME/.radio/mpv.sock "$STATION_URL" >> $HOME/.radio/$(date --rfc-3339=date).log &
    echo $! > $PIDFILE
fi
notify-send "Playing: $STATION_NAME"

exit 0

radio-stop

#!/bin/bash

PIDFILE=$HOME/.radio/mpv.pid
test -e $PIDFILE && kill -15 $(cat $PIDFILE) && notify-send "Radio stopped" || notify "Radio is not on"