3 # Copyright ByWater Solutions 2014
5 # This file is part of Koha.
7 # Koha is free software; you can redistribute it and/or modify it
8 # under the terms of the GNU General Public License as published by
9 # the Free Software Foundation; either version 3 of the License, or
10 # (at your option) any later version.
12 # Koha is distributed in the hope that it will be useful, but
13 # WITHOUT ANY WARRANTY; without even the implied warranty of
14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 # GNU General Public License for more details.
17 # You should have received a copy of the GNU General Public License
18 # along with Koha; if not, see <http://www.gnu.org/licenses>.
27 use Koha::CirculationRules;
29 use base qw(Koha::Objects);
33 Koha::Items - Koha Item object set class
41 =head3 filter_by_for_hold
43 my $filtered_items = $items->filter_by_for_hold;
45 Return the items of the set that are *potentially* holdable.
47 Caller has the responsibility to call C4::Reserves::CanItemBeReserved before
48 placing a hold on one of those items.
52 sub filter_by_for_hold {
55 my @hold_not_allowed_itypes = Koha::CirculationRules->search(
57 rule_name => 'holdallowed',
59 categorycode => undef,
60 rule_value => 'not_allowed',
62 )->get_column('itemtype');
68 notforloan => { '<=' => 0 }, # items with negative or zero notforloan value are holdable
69 ( C4::Context->preference('AllowHoldsOnDamagedItems' ) ? () : ( damaged => 0 ) ),
70 itype => { -not_in => \@hold_not_allowed_itypes },
75 =head3 filter_by_visible_in_opac
77 my $filered_items = $items->filter_by_visible_in_opac(
83 Returns a new resultset, containing those items that are not expected to be hidden in OPAC
84 for the passed I<Koha::Patron> object that is passed.
86 The I<OpacHiddenItems>, I<hidelostitems> and I<OpacHiddenItemsExceptions> system preferences
91 sub filter_by_visible_in_opac {
92 my ($self, $params) = @_;
94 my $patron = $params->{patron};
98 # Filter out OpacHiddenItems unless disabled by OpacHiddenItemsExceptions
99 unless ( $patron and $patron->category->override_hidden_items ) {
100 my $rules = C4::Context->yaml_preference('OpacHiddenItems') // {};
103 foreach my $field ( keys %$rules ) {
104 $rules_params->{$field} =
105 [ { '-not_in' => $rules->{$field} }, undef ];
108 $result = $result->search( $rules_params );
111 if (C4::Context->preference('hidelostitems')) {
112 $result = $result->filter_out_lost;
118 =head3 filter_out_lost
120 my $filered_items = $items->filter_out_lost;
122 Returns a new resultset, containing those items that are not marked as lost.
126 sub filter_out_lost {
129 my $params = { itemlost => 0 };
131 return $self->search( $params );
134 =head2 Internal methods
154 Kyle M Hall <kyle@bywatersolutions.com>
155 Tomas Cohen Arazi <tomascohen@theke.io>
156 Martin Renvoize <martin.renvoize@ptfs-europe.com>