Koha/ItemType.pm

   1 package Koha::ItemType;
   2
   3 # This file is part of Koha.
   4 #
   5 # Koha is free software; you can redistribute it and/or modify it under the
   6 # terms of the GNU General Public License as published by the Free Software
   7 # Foundation; either version 3 of the License, or (at your option) any later
   8 # version.
   9 #
  10 # Koha is distributed in the hope that it will be useful, but WITHOUT ANY
  11 # WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
  12 # A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
  13 #
  14 # You should have received a copy of the GNU General Public License along
  15 # with Koha; if not, write to the Free Software Foundation, Inc.,
  16 # 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  17
  18 use Modern::Perl;
  19
  20 use Carp;
  21
  22 use C4::Koha;
  23 use C4::Languages;
  24 use Koha::Database;
  25 use Koha::Localizations;
  26
  27 use base qw(Koha::Object);
  28
  29 =head1 NAME
  30
  31 Koha::ItemType - Koha Item type Object class
  32
  33 =head1 API
  34
  35 =head2 Class Methods
  36
  37 =cut
  38
  39 =head3 image_location
  40
  41 =cut
  42
  43 sub image_location {
  44     my ( $self, $interface ) = @_;
  45     return C4::Koha::getitemtypeimagelocation( $interface, $self->SUPER::imageurl );
  46 }
  47
  48 =head3 translated_description
  49
  50 =cut
  51
  52 sub translated_description {
  53     my ( $self, $lang ) = @_;
  54     if ( my $translated_description = eval { $self->get_column('translated_description') } ) {
  55         # If the value has already been fetched (eg. from sarch_with_localization),
  56         # do not search for it again
  57         # Note: This is a bit hacky but should be fast
  58         return $translated_description
  59              ? $translated_description
  60              : $self->description;
  61     }
  62     $lang ||= C4::Languages::getlanguage;
  63     my $translated_description = Koha::Localizations->search({
  64         code => $self->itemtype,
  65         entity => 'itemtypes',
  66         lang => $lang
  67     })->next;
  68     return $translated_description
  69          ? $translated_description->translation
  70          : $self->description;
  71 }
  72
  73 =head3 translated_descriptions
  74
  75 =cut
  76
  77 sub translated_descriptions {
  78     my ( $self ) = @_;
  79     my @translated_descriptions = Koha::Localizations->search(
  80         {   entity => 'itemtypes',
  81             code   => $self->itemtype,
  82         }
  83     );
  84     return [ map {
  85         {
  86             lang => $_->lang,
  87             translation => $_->translation,
  88         }
  89     } @translated_descriptions ];
  90 }
  91
  92
  93
  94 =head3 can_be_deleted
  95
  96 my $can_be_deleted = Koha::ItemType->can_be_deleted();
  97
  98 Counts up the number of biblioitems and items with itemtype (code) and hands back the combined number of biblioitems and items with the itemtype
  99
 100 =cut
 101
 102 sub can_be_deleted {
 103     my ($self) = @_;
 104     my $nb_items = Koha::Items->search( { itype => $self->itemtype } )->count;
 105     my $nb_biblioitems = Koha::Biblioitems->search( { itemtype => $self->itemtype } )->count;
 106     return $nb_items + $nb_biblioitems == 0 ? 1 : 0;
 107 }
 108
 109 =head3 type
 110
 111 =cut
 112
 113 sub _type {
 114     return 'Itemtype';
 115 }
 116
 117 1;