abcde-musicbrainz-tool

   1 #!/usr/bin/perl
   2 # Copyright (c) 2012 Steve McIntyre <93sam@debian.org>
   3 # This code is hereby licensed for public consumption under either the
   4 # GNU GPL v2 or greater, or Larry Wall's Artistic license - your choice.
   5 #
   6 # You should have received a copy of the GNU General Public License along
   7 # with this program; if not, write to the Free Software Foundation, Inc.,
   8 # 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
   9 #
  10 # abcde-musicbrainz-tool
  11 #
  12 # Helper script for abcde to work with the MusicBrainz WS API (v2)
  13
  14 use strict;
  15 use encoding "utf8";
  16 use MusicBrainz::DiscID;
  17 use WebService::MusicBrainz::Release;
  18 use WebService::MusicBrainz::Artist;
  19 use WebService::MusicBrainz::Response::Track;
  20 use WebService::MusicBrainz::Response::TrackList;
  21 use Getopt::Long;
  22
  23 my $FRAMES_PER_SEC = 75;
  24
  25 my ($device, $command, $workdir);
  26 Getopt::Long::Configure ('no_ignore_case');
  27 Getopt::Long::Configure ('no_auto_abbrev');
  28 GetOptions ("device=s"   => \$device,
  29             "command=s"  => \$command,
  30             "workdir=s" => \$workdir);
  31
  32 if (!defined($device)) {
  33     $device = "/dev/cdrom";
  34 }
  35 if (!defined($command)) {
  36     $command = "id";
  37 }
  38 if (!defined($workdir)) {
  39     $workdir = "/tmp";
  40 }
  41
  42 my $disc = new MusicBrainz::DiscID($device);
  43
  44 # read the disc in the default disc drive */
  45 if ( $disc->read() == 0 ) {
  46     printf STDERR "Error: %s\n", $disc->error_msg();
  47     exit(1);
  48 }
  49
  50 if ($command =~ m/id/) {
  51
  52     printf("%s ", $disc->id());
  53     printf("%d ", $disc->last_track_num() + 1 - $disc->first_track_num());
  54
  55     for ( my $i = $disc->first_track_num;
  56           $i <= $disc->last_track_num; $i++ ) {
  57         printf("%d ", $disc->track_offset($i));
  58     }
  59     printf("%d\n", $disc->sectors() / $FRAMES_PER_SEC);
  60
  61 } elsif ($command =~ m/data/) {
  62     my $ws = WebService::MusicBrainz::Release->new();
  63     my $response = $ws->search({ DISCID => $disc->id()});
  64     my @releases = $response->release_list();
  65     my $releasenum = 0;
  66
  67     foreach my $release (@releases) {
  68         my $a_artist = $release->artist()->name();
  69         my $va = 0;
  70         if ($a_artist =~ /Various Artists/) {
  71             $va = 1;
  72         }
  73         $releasenum++;
  74         open (OUT, "> $workdir/cddbread.$releasenum");
  75         binmode OUT, ":utf8";
  76         print OUT "# xmcd style database file\n";
  77         print OUT "#\n";
  78         print OUT "# Track frame offsets:\n";
  79         for ( my $i = $disc->first_track_num;
  80               $i <= $disc->last_track_num; $i++ ) {
  81             print OUT "#       " . $disc->track_offset($i) . "\n";
  82         }
  83         print OUT "#\n";
  84         printf OUT "# Disc length: %d seconds\n", $disc->sectors() / $FRAMES_PER_SEC;
  85         print OUT "#\n";
  86         print OUT "# Submitted via: XXXXXX\n";
  87         print OUT "#\n";
  88         print OUT "#blues,classical,country,data,folk,jazz,newage,reggae,rock,soundtrack,misc\n";
  89         print OUT "#CATEGORY=none\n";
  90         print OUT "DISCID=" . $disc->id() . "\n";
  91         print OUT "DTITLE=" . $a_artist. " / " . $release->title() . "\n";
  92         print OUT "DYEAR=\n";
  93         print OUT "DGENRE=\n";
  94
  95         my @tracks = @{$release->track_list()->tracks()};
  96         for (my $i = 0; $i < scalar(@tracks); $i++) {
  97             my $track = $tracks[$i];
  98             my $t_name = $track->title;
  99             if ($va) {
 100                 my $t_artist = $track->artist->name;
 101                 printf OUT "TTITLE%d=%s / %s\n", $i, $t_artist, $t_name;
 102             } else {
 103                 printf OUT "TTITLE%d=%s\n", $i, $t_name;
 104             }
 105         }
 106
 107         print OUT "EXTD=\n";
 108         for (my $i = 0; $i < scalar(@tracks); $i++) {
 109             printf OUT "EXTT%d=\n", $i;
 110         }
 111         print OUT "PLAYORDER=\n";
 112         print OUT ".\n";
 113         close OUT;
 114     }
 115 }
 116
 117 undef $disc;