Bug 24591: Add developer script to preview a letter
[koha.git] / Koha / AuthorisedValueCategories.pm
blob915e7d0fb06e8f7638ccc42fa1658847a16de4b7
1 package Koha::AuthorisedValueCategories;
3 # This file is part of Koha.
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.
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.
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>.
18 use Modern::Perl;
20 use Carp;
22 use Koha::Database;
23 use Koha::Exceptions;
25 use Koha::AuthorisedValueCategory;
27 use base qw(Koha::Objects);
29 =head1 NAME
31 Koha::AuthorisedValueCategories - Koha AuthorisedValueCategory Object set class
33 =head1 API
35 =head2 Class Methods
37 =cut
39 =head3 delete
41 Overridden delete method to prevent system default deletions
43 =cut
45 sub delete {
46 my ($self) = @_;
48 my @set = $self->as_list;
49 for my $type (@set) {
50 if ( $type->is_system ) {
51 Koha::Exceptions::CannotDeleteDefault->throw;
55 return $self->SUPER::delete;
58 =head3 type
60 =cut
62 sub _type {
63 return 'AuthorisedValueCategory';
66 sub object_class {
67 return 'Koha::AuthorisedValueCategory';