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fixed mount point length calculation and misalignment of 4-digit size numbers
[etc/awesome.git] / scripts / mpdcover
1 #!/bin/bash
2 #
3 # A simple cover fetcher script for current playing song on mpd.
4 #
5 # Original author: Wolfgang Mueller
6 #
7 # Adapted for Lain internal use.
8 # https://github.com/copycat-killer/lain
9 #
10 # You can use, edit and redistribute this script in any way you like.
11 #
12 # Dependencies: imagemagick.
13 #
14 # Usage: mpdcover <music_directory> <song_file> <cover_resize> <default_art>
15
16 # Configuration-------------------------------------------------------
17
18 # Music directory
19 MUSIC_DIR=$1
20
21 # Song file
22 file=$2
23
24 # Regex expression used for image search
25 IMG_REG="(Front|front|Cover|cover|Art|art|Folder|folder)\.(jpg|jpeg|png|gif)$"
26
27 # Path of temporary resized cover
28 TEMP_PATH="/tmp/mpdcover.png"
29
30 # Resize cover
31 COVER_RESIZE="$3x$3"
32
33 if [ $COVER_RESIZE == "x" ]; then
34     COVER_RESIZE="100x100"
35 fi
36
37 # The default cover to use (optional)
38 DEFAULT_ART=$4
39
40 # Thumbnail background (transparent)
41 COVER_BACKGROUND="none"
42
43 #--------------------------------------------------------------------
44
45 # check if anything is playing at all
46 [[ -z $file ]] && exit 1
47
48 # Art directory
49 art="$MUSIC_DIR/${file%/*}"
50
51 # find every file that matches IMG_REG set the first matching file to be the
52 # cover.
53 cover="$(find "$art/" -maxdepth 1 -type f | egrep -i -m1 "$IMG_REG")"
54
55 # when no cover is found, use DEFAULT_ART as cover
56 cover="${cover:=$DEFAULT_ART}"
57
58 # check if art is available
59 if [[ -n $cover ]]; then
60    if [[ -n $COVER_RESIZE ]]; then
61         convert "$cover" -scale $COVER_RESIZE -gravity "center" -background "$COVER_BACKGROUND" "$TEMP_PATH"
62         cover="$TEMP_PATH"
63    fi
64 else
65    rm $TEMP_PATH
66 fi
67
68 exit 0