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 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
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.
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.
25 use Koha::DateUtils qw( dt_from_string );
29 use Koha::IssuingRules;
30 use Koha::Item::Transfer::Limits;
31 use Koha::Item::Transfers;
35 use Koha::Exceptions::Library;
37 use base qw(Koha::Object);
41 Koha::Item - Koha Item object class
49 =head3 effective_itemtype
51 Returns the itemtype for the item based on whether item level itemtypes are set or not.
55 sub effective_itemtype {
58 return $self->_result()->effective_itemtype();
68 $self->{_home_branch} ||= Koha::Libraries->find( $self->homebranch() );
70 return $self->{_home_branch};
80 $self->{_holding_branch} ||= Koha::Libraries->find( $self->holdingbranch() );
82 return $self->{_holding_branch};
87 my $biblio = $item->biblio;
89 Return the bibliographic record of this item
95 my $biblio_rs = $self->_result->biblio;
96 return Koha::Biblio->_new_from_dbic( $biblio_rs );
101 my $biblioitem = $item->biblioitem;
103 Return the biblioitem record of this item
109 my $biblioitem_rs = $self->_result->biblioitem;
110 return Koha::Biblioitem->_new_from_dbic( $biblioitem_rs );
115 my $checkout = $item->checkout;
117 Return the checkout for this item
123 my $checkout_rs = $self->_result->issue;
124 return unless $checkout_rs;
125 return Koha::Checkout->_new_from_dbic( $checkout_rs );
130 my $transfer = $item->get_transfer;
132 Return the transfer if the item is in transit or undef
138 my $transfer_rs = $self->_result->branchtransfers->search({ datearrived => undef })->first;
139 return unless $transfer_rs;
140 return Koha::Item::Transfer->_new_from_dbic( $transfer_rs );
143 =head3 last_returned_by
145 Gets and sets the last borrower to return an item.
147 Accepts and returns Koha::Patron objects
149 $item->last_returned_by( $borrowernumber );
151 $last_returned_by = $item->last_returned_by();
155 sub last_returned_by {
156 my ( $self, $borrower ) = @_;
158 my $items_last_returned_by_rs = Koha::Database->new()->schema()->resultset('ItemsLastBorrower');
161 return $items_last_returned_by_rs->update_or_create(
162 { borrowernumber => $borrower->borrowernumber, itemnumber => $self->id } );
165 unless ( $self->{_last_returned_by} ) {
166 my $result = $items_last_returned_by_rs->single( { itemnumber => $self->id } );
168 $self->{_last_returned_by} = Koha::Patrons->find( $result->get_column('borrowernumber') );
172 return $self->{_last_returned_by};
176 =head3 can_article_request
178 my $bool = $item->can_article_request( $borrower )
180 Returns true if item can be specifically requested
182 $borrower must be a Koha::Patron object
186 sub can_article_request {
187 my ( $self, $borrower ) = @_;
189 my $rule = $self->article_request_type($borrower);
191 return 1 if $rule && $rule ne 'no' && $rule ne 'bib_only';
195 =head3 can_be_transferred
197 Checks if an item can be transferred to given library.
199 This feature is controlled by two system preferences:
200 UseBranchTransferLimits to enable / disable the feature
201 BranchTransferLimitsType to use either an itemnumber or ccode as an identifier
202 for setting the limitations
204 MANDATORY PARAMETERS:
205 $to : Koha::Library or branchcode string
207 $from : Koha::Library or branchcode string # if not given, item holdingbranch
208 # will be used instead
212 sub can_be_transferred {
213 my ($self, $to, $from) = @_;
215 if (ref($to) ne 'Koha::Library') {
216 my $tobranchcode = defined $to ? $to : '';
217 $to = Koha::Libraries->find($tobranchcode);
219 Koha::Exceptions::Library::NotFound->throw(
220 error => "Library '$tobranchcode' not found.",
224 if (defined $from && ref($from) ne 'Koha::Library') {
225 my $frombranchcode = defined $from ? $from : '';
226 $from = Koha::Libraries->find($frombranchcode);
228 Koha::Exceptions::Library::NotFound->throw(
229 error => "Library '$frombranchcode' not found.",
234 $to = $to->branchcode;
235 $from = defined $from ? $from->branchcode : $self->holdingbranch;
237 return 1 if $from eq $to; # Transfer to current branch is allowed
238 return 1 unless C4::Context->preference('UseBranchTransferLimits');
240 my $limittype = C4::Context->preference('BranchTransferLimitsType');
241 return Koha::Item::Transfer::Limits->search({
244 $limittype => $limittype eq 'itemtype'
245 ? $self->effective_itemtype : $self->ccode
249 =head3 article_request_type
251 my $type = $item->article_request_type( $borrower )
253 returns 'yes', 'no', 'bib_only', or 'item_only'
255 $borrower must be a Koha::Patron object
259 sub article_request_type {
260 my ( $self, $borrower ) = @_;
262 my $branch_control = C4::Context->preference('HomeOrHoldingBranch');
264 $branch_control eq 'homebranch' ? $self->homebranch
265 : $branch_control eq 'holdingbranch' ? $self->holdingbranch
267 my $borrowertype = $borrower->categorycode;
268 my $itemtype = $self->effective_itemtype();
269 my $issuing_rule = Koha::IssuingRules->get_effective_issuing_rule({ categorycode => $borrowertype, itemtype => $itemtype, branchcode => $branchcode });
271 return q{} unless $issuing_rule;
272 return $issuing_rule->article_requests || q{}
281 my $attributes = { order_by => 'priority' };
282 my $dtf = Koha::Database->new->schema->storage->datetime_parser;
284 itemnumber => $self->itemnumber,
287 reservedate => { '<=' => $dtf->format_date(dt_from_string) },
288 waitingdate => { '!=' => undef },
291 my $hold_rs = $self->_result->reserves->search( $params, $attributes );
292 return Koha::Holds->_new_from_dbic($hold_rs);
305 Kyle M Hall <kyle@bywatersolutions.com>