mopidy-spotify-coverart-download.sh

#!/bin/bash

# sudo apt-get install mpc jq curl wget

MPD_PORT=6600
HTTP_PORT=6680

RPC_HOST=http://localhost:$HTTP_PORT/mopidy/rpc
TRACK_ARTWORK=/tmp/cover-art-img
DEFAULT_ARTWORK=some-default-picture

while true    
do
    mpc -p $MPD_PORT -q || (echo "Connection Failed on port $MPD_PORT" && sleep 30 && continue)
    if [ -n "$(mpc -p $MPD_PORT current)" ]
    then
        TRACK=$(curl -s -X POST -H Content-Type:application/json -d '{ "method": "core.playback.get_current_track", "jsonrpc": "2.0", "params": {}, "id": 1 }' $RPC_HOST)
        TRACK_URI=$(echo $TRACK | jq -r '.result.uri')
        IMAGES=$(curl -s -X POST -H Content-Type:application/json -d '{  "method": "core.library.get_images", "jsonrpc": "2.0", "params": { "uris": ["'"$TRACK_URI"'"] },  "id": 1}' $RPC_HOST)
        IMAGE_URI=$(echo $IMAGES | jq -r 'first(.result[] | sort_by(.width) | reverse | .[].uri)')
        if [ -n "$IMAGE_URI" ]
        then
            wget -O /home/pi/pidi/tmp-current.jpg $IMAGE_URI
            mv /home/pi/pidi/tmp-current.jpg /home/pi/pidi/current.jpg
        fi
    fi
    echo "Waiting for next player event"
    mpc -p $MPD_PORT -q idle player
done