Dirty script to download covers for the album of currently playing song by mpd with glyrc

download-cover

#!/bin/bash

# Dirty script to download covers for the album of currently playing song by mpd
# with glyrc

# Copyright (c) 2013  Vyacheslav Levit
# Licensed under The MIT License: http://opensource.org/licenses/MIT

MUSIC_DIR="$HOME/Music"
TEMPDIR=/var/tmp
MAX_DOWNLOADS=20
VIEWER=(qiv -tB)
GLYRC_ARGS=(--plugmax 2 --minsize 490)
COVER='cover.$ext'               # might be '$artist - $album.$ext'
COVERTXT="/tmp/cover.txt"

if ! type mpc &>/dev/null || ! type glyrc &>/dev/null ; then
    echo "mpc and glyrc are required"
    exit 1
fi

artist="$(mpc --format %artist% current)"
[[ $? != 0 ]] && { echo "mpd not running?" ; exit 1; }
album="$(mpc --format %album% current)"
file="$MUSIC_DIR/$(mpc --format %file% current)"

echo "artist:$artist"
echo "album:$album"

if [[ -z "$artist" ]] || [[ -z "$album" ]] ; then
    echo "artist or/and album field is empty"
    exit 1
fi

if [[ ! -e "$file" ]] ; then
    echo "File doesn't exist. Wrong MUSIC_DIR?"
    exit 1
fi

album_dir="${file%/*}"
glyrcdir="$TEMPDIR/glyrc"
coverdir="$glyrcdir/$artist - $album"

mkdir -p "$coverdir"
cd "$coverdir"
glyrc cover -n "$MAX_DOWNLOADS" --artist "$artist" --album "$album" "${GLYRC_ARGS[@]}"
"${VIEWER}" "$coverdir"

if [[ ! -e "$COVERTXT" ]] ; then
    echo "No images selected ($COVERTXT does not exist)"
    exit 1
fi
coverfile="$(cat "$COVERTXT")"
rm -f "$COVERTXT"
if [[ ! -e "$coverfile" ]] ; then
    echo "$coverfile doesn't exist"
    exit 1
fi

ext="${coverfile##*.}"
[[ "$ext" == "jpeg" ]] && ext=jpg
eval dest=\"$COVER\"
dest="$album_dir/$dest"
cp "$coverfile" "$dest"