Koha/CoverImages.pm

   1 package Koha::CoverImages;
   2
   3 # This file is part of Koha.
   4 #
   5 # Koha is free software; you can redistribute it and/or modify it
   6 # under the terms of the GNU General Public License as published by
   7 # the Free Software Foundation; either version 3 of the License, or
   8 # (at your option) any later version.
   9 #
  10 # Koha is distributed in the hope that it will be useful, but
  11 # WITHOUT ANY WARRANTY; without even the implied warranty of
  12 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  13 # GNU General Public License for more details.
  14 #
  15 # You should have received a copy of the GNU General Public License
  16 # along with Koha; if not, see <http://www.gnu.org/licenses>.
  17
  18 use Modern::Perl;
  19
  20 use Carp;
  21
  22 use Koha::Database;
  23
  24 use Koha::CoverImage;
  25
  26 use base qw(Koha::Objects);
  27
  28 =head1 NAME
  29
  30 Koha::Cities - Koha CoverImage Object set class
  31
  32 =head1 API
  33
  34 =head2 Class Methods
  35
  36 =cut
  37
  38 =head3 no_image
  39
  40 Returns the gif to be used when there is no image.
  41 Its mimetype is image/gif.
  42
  43 =cut
  44
  45 sub no_image {
  46     my $no_image = pack( "H*",
  47             '47494638396101000100800000FFFFFF'
  48           . '00000021F90401000000002C00000000'
  49           . '010001000002024401003B' );
  50     return Koha::CoverImage->new(
  51         {
  52             mimetype  => 'image/gif',
  53             imagefile => $no_image,
  54             thumbnail => $no_image,
  55         }
  56     );
  57 }
  58
  59 =head3 _type
  60
  61 =cut
  62
  63 sub _type {
  64     return 'CoverImage';
  65 }
  66
  67 sub object_class {
  68     return 'Koha::CoverImage';
  69 }
  70
  71 1;