lib/ID3FS/AudioFile/Ogg.pm

   1 package ID3FS::AudioFile::Ogg;
   2
   3 use strict;
   4 use warnings;
   5 use Ogg::Vorbis::Header;
   6
   7 sub new
   8 {
   9     my $proto=shift;
  10     my $class=ref($proto) || $proto;
  11     my $self={};
  12     bless($self,$class);
  13
  14     $self->{path}=shift;
  15     $self->{ogg}=Ogg::Vorbis::Header->new($self->{path});
  16     $self->{comments}=[ $self->{ogg}->comment_tags() ];
  17     return $self;
  18 }
  19
  20 sub get
  21 {
  22     my ($self, $tag, $complain)=@_;
  23     for my $commenttype (@{$self->{comments}})
  24     {
  25         if($commenttype =~ /$tag/i)
  26         {
  27             my @comments=$self->{ogg}->comment($commenttype);
  28             if(@comments)
  29             {
  30                 # take first comment with actual contents
  31                 while(my $comment=shift @comments)
  32                 {
  33                     if(defined($comment) &&
  34                        length($comment)  &&
  35                        $comment =~ /\S+/)
  36                     {
  37                         $comment =~ s/\//-/g; # drop slashes
  38                         return $comment;
  39                     }
  40                 }
  41             }
  42         }
  43     }
  44     warn("$self->{path}: no $tag defined in Ogg comments\n") if($complain);
  45     return undef;
  46 }
  47
  48 sub artist    { shift->get("Artist", 1); }
  49 sub album     { shift->get("Album", 1);  }
  50 sub audiotype { return "ogg";            }
  51 sub haspic    { return undef;            } # FIXME
  52 sub v1genre   { return undef;            } # ID3 only
  53 # We don't care if year is not set
  54 sub year      { shift->get("Date", 0);   }
  55
  56 sub tags
  57 {
  58     my $self=shift;
  59     my @comments;
  60     for my $commenttype (@{$self->{comments}})
  61     {
  62         if($commenttype =~ /genre/i)
  63         {
  64             push(@comments,$self->{ogg}->comment($commenttype));
  65         }
  66     }
  67     return(@comments);
  68 }
  69
  70 1;
  71