Koha/AuthorisedValue.pm

   1 package Koha::AuthorisedValue;
   2
   3 # Copyright ByWater Solutions 2014
   4 #
   5 # This file is part of Koha.
   6 #
   7 # Koha is free software; you can redistribute it and/or modify it under the
   8 # terms of the GNU General Public License as published by the Free Software
   9 # Foundation; either version 3 of the License, or (at your option) any later
  10 # version.
  11 #
  12 # Koha is distributed in the hope that it will be useful, but WITHOUT ANY
  13 # WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
  14 # A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
  15 #
  16 # You should have received a copy of the GNU General Public License along
  17 # with Koha; if not, write to the Free Software Foundation, Inc.,
  18 # 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  19
  20 use Modern::Perl;
  21
  22 use Carp;
  23
  24 use Koha::Database;
  25
  26 use base qw(Koha::Object);
  27
  28 =head1 NAME
  29
  30 Koha::AuthorisedValue - Koha Authorised value Object class
  31
  32 =head1 API
  33
  34 =head2 Class Methods
  35
  36 =cut
  37
  38 =head3 branch_limitations
  39
  40 my $limitations = $av->branch_limitations();
  41
  42 $av->branch_limitations( \@branchcodes );
  43
  44 =cut
  45
  46 sub branch_limitations {
  47     my ( $self, $branchcodes ) = @_;
  48
  49     if ($branchcodes) {
  50         return $self->replace_branch_limitations($branchcodes);
  51     }
  52     else {
  53         return $self->get_branch_limitations();
  54     }
  55
  56 }
  57
  58 =head3 get_branch_limitations
  59
  60 my $limitations = $av->get_branch_limitations();
  61
  62 =cut
  63
  64 sub get_branch_limitations {
  65     my ($self) = @_;
  66
  67     my @branchcodes =
  68       $self->_avb_resultset->search( { av_id => $self->id() } )
  69       ->get_column('branchcode')->all();
  70
  71     return \@branchcodes;
  72 }
  73
  74 =head3 add_branch_limitation
  75
  76 $av->add_branch_limitation( $branchcode );
  77
  78 =cut
  79
  80 sub add_branch_limitation {
  81     my ( $self, $branchcode ) = @_;
  82
  83     croak("No branchcode passed in!") unless $branchcode;
  84
  85     my $limitation = $self->_avb_resultset->update_or_create(
  86         { av_id => $self->id(), branchcode => $branchcode } );
  87
  88     return $limitation ? 1 : undef;
  89 }
  90
  91 =head3 del_branch_limitation
  92
  93 $av->del_branch_limitation( $branchcode );
  94
  95 =cut
  96
  97 sub del_branch_limitation {
  98     my ( $self, $branchcode ) = @_;
  99
 100     croak("No branchcode passed in!") unless $branchcode;
 101
 102     my $limitation =
 103       $self->_avb_resultset->find(
 104         { av_id => $self->id(), branchcode => $branchcode } );
 105
 106     unless ($limitation) {
 107         my $id = $self->id();
 108         carp(
 109 "No branch limit for branch $branchcode found for av_id $id to delete!"
 110         );
 111         return;
 112     }
 113
 114     return $limitation->delete();
 115 }
 116
 117 =head3 replace_branch_limitations
 118
 119 $av->replace_branch_limitations( \@branchcodes );
 120
 121 =cut
 122
 123 sub replace_branch_limitations {
 124     my ( $self, $branchcodes ) = @_;
 125
 126     $self->_avb_resultset->search( { av_id => $self->id() } )->delete();
 127
 128     my @return_values =
 129       map { $self->add_branch_limitation($_) } @$branchcodes;
 130
 131     return \@return_values;
 132 }
 133
 134 =head3 opac_description
 135
 136 my $description = $av->opac_description();
 137
 138 =cut
 139
 140 sub opac_description {
 141     my ( $self, $value ) = @_;
 142
 143     return $self->lib_opac() || $self->lib();
 144 }
 145
 146 =head3 _avb_resultset
 147
 148 Returns the internal resultset or creates it if undefined
 149
 150 =cut
 151
 152 sub _avb_resultset {
 153     my ($self) = @_;
 154
 155     $self->{_avb_resultset} ||=
 156       Koha::Database->new()->schema()->resultset('AuthorisedValuesBranch');
 157
 158     $self->{_avb_resultset};
 159 }
 160
 161 =head3 type
 162
 163 =cut
 164
 165 sub _type {
 166     return 'AuthorisedValue';
 167 }
 168
 169 =head1 AUTHOR
 170
 171 Kyle M Hall <kyle@bywatersolutions.com>
 172
 173 =cut
 174
 175 1;