#!/usr/bin/perl
-# Copyright 2000-2002 Katipo Communications
+# Copyright 2015 Koha Team
#
# This file is part of Koha.
#
-# Koha is free software; you can redistribute it and/or modify it under the
-# terms of the GNU General Public License as published by the Free Software
-# Foundation; either version 2 of the License, or (at your option) any later
-# version.
+# Koha is free software; you can redistribute it and/or modify it
+# under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 3 of the License, or
+# (at your option) any later version.
#
-# Koha is distributed in the hope that it will be useful, but WITHOUT ANY
-# WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
-# A PARTICULAR PURPOSE. See the GNU General Public License for more details.
+# Koha is distributed in the hope that it will be useful, but
+# WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
#
-# You should have received a copy of the GNU General Public License along
-# with Koha; if not, write to the Free Software Foundation, Inc.,
-# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
-
-use strict;
-use warnings;
-use CGI;
-use C4::VirtualShelves::Page;
-use C4::Auth;
-
-my $query = CGI->new();
-
-my ( $template, $loggedinuser, $cookie ) = get_template_and_user({
- template_name => "opac-shelves.tmpl",
- query => $query,
- type => "opac",
- authnotrequired => ( C4::Context->preference("OpacPublic") ? 1 : 0 ),
- });
-$template->param(listsview => 1);
-
-shelfpage('opac', $query, $template, $loggedinuser, $cookie);
+# You should have received a copy of the GNU General Public License
+# along with Koha; if not, see <http://www.gnu.org/licenses>.
+
+use Modern::Perl;
+
+use CGI qw ( -utf8 );
+use C4::Auth qw( get_template_and_user );
+use C4::Biblio qw( GetBiblioData GetFrameworkCode );
+use C4::External::BakerTaylor qw( image_url link_url );
+use C4::Koha qw(
+ GetNormalizedEAN
+ GetNormalizedISBN
+ GetNormalizedOCLCNumber
+ GetNormalizedUPC
+);
+use C4::Members;
+use C4::Output qw( pagination_bar output_with_http_headers );
+use C4::Tags qw( get_tags );
+use C4::XSLT qw( XSLTParse4Display );
+
+use Koha::Biblios;
+use Koha::Biblioitems;
+use Koha::CirculationRules;
+use Koha::CsvProfiles;
+use Koha::DateUtils qw/dt_from_string/;
+use Koha::Items;
+use Koha::ItemTypes;
+use Koha::Patrons;
+use Koha::Virtualshelfshares;
+use Koha::Virtualshelves;
+use Koha::RecordProcessor;
+
+use constant ANYONE => 2;
+use constant STAFF => 3;
+
+my $query = CGI->new;
+
+my $template_name = $query->param('rss') ? "opac-shelves-rss.tt" : "opac-shelves.tt";
+
+# if virtualshelves is disabled, leave immediately
+if ( ! C4::Context->preference('virtualshelves') ) {
+ print $query->redirect("/cgi-bin/koha/errors/404.pl");
+ exit;
+}
+
+my $op = $query->param('op') || 'list';
+my ( $template, $loggedinuser, $cookie );
+
+if( $op eq 'view' || $op eq 'list' ){
+ ( $template, $loggedinuser, $cookie ) = get_template_and_user({
+ template_name => $template_name,
+ query => $query,
+ type => "opac",
+ authnotrequired => ( C4::Context->preference("OpacPublic") ? 1 : 0 ),
+ });
+} else {
+ ( $template, $loggedinuser, $cookie ) = get_template_and_user({
+ template_name => $template_name,
+ query => $query,
+ type => "opac",
+ authnotrequired => 0,
+ });
+}
+
+if (C4::Context->preference("BakerTaylorEnabled")) {
+ $template->param(
+ BakerTaylorImageURL => &image_url(),
+ BakerTaylorLinkURL => &link_url(),
+ );
+}
+
+my $referer = $query->param('referer') || $op;
+my $public = 0;
+$public = 1 if $query->param('public') && $query->param('public') == 1;
+
+my ( $shelf, $shelfnumber, @messages );
+
+# PART 1: Perform a few actions
+if ( $op eq 'add_form' ) {
+ # Only pass default
+ $shelf = { allow_change_from_owner => 1 };
+} elsif ( $op eq 'edit_form' ) {
+ $shelfnumber = $query->param('shelfnumber');
+ $shelf = Koha::Virtualshelves->find($shelfnumber);
+
+ if ( $shelf ) {
+ $public = $shelf->public;
+ my $patron = Koha::Patrons->find( $shelf->owner );
+ $template->param( owner => $patron, );
+ unless ( $shelf->can_be_managed( $loggedinuser ) ) {
+ push @messages, { type => 'error', code => 'unauthorized_on_update' };
+ $op = 'list';
+ }
+ } else {
+ push @messages, { type => 'error', code => 'does_not_exist' };
+ }
+} elsif ( $op eq 'add' ) {
+ if ( $loggedinuser ) {
+ my $allow_changes_from = $query->param('allow_changes_from');
+ eval {
+ $shelf = Koha::Virtualshelf->new(
+ { shelfname => scalar $query->param('shelfname'),
+ sortfield => scalar $query->param('sortfield'),
+ public => $public,
+ allow_change_from_owner => $allow_changes_from > 0,
+ allow_change_from_others => $allow_changes_from == ANYONE,
+ allow_change_from_staff => $allow_changes_from == STAFF,
+ owner => scalar $loggedinuser,
+ }
+ );
+ $shelf->store;
+ $shelfnumber = $shelf->shelfnumber;
+ };
+ if ($@) {
+ push @messages, { type => 'error', code => ref($@), msg => $@ };
+ } elsif ( not $shelf ) {
+ push @messages, { type => 'error', code => 'error_on_insert' };
+ } else {
+ push @messages, { type => 'message', code => 'success_on_insert' };
+ $op = 'view';
+ }
+ } else {
+ push @messages, { type => 'error', code => 'unauthorized_on_insert' };
+ $op = 'list';
+ }
+} elsif ( $op eq 'edit' ) {
+ $shelfnumber = $query->param('shelfnumber');
+ $shelf = Koha::Virtualshelves->find($shelfnumber);
+ if ( $shelf ) {
+ $op = $referer;
+ my $sortfield = $query->param('sortfield');
+ $sortfield = 'title' unless grep { $_ eq $sortfield } qw( title author copyrightdate itemcallnumber dateadded );
+ if ( $shelf->can_be_managed( $loggedinuser ) ) {
+ $shelf->shelfname( scalar $query->param('shelfname') );
+ $shelf->sortfield( $sortfield );
+ my $allow_changes_from = $query->param('allow_changes_from');
+ $shelf->allow_change_from_owner( $allow_changes_from > 0 );
+ $shelf->allow_change_from_others( $allow_changes_from == ANYONE );
+ $shelf->allow_change_from_staff( $allow_changes_from == STAFF );
+ $shelf->public( $public );
+ eval { $shelf->store };
+
+ if ($@) {
+ push @messages, { type => 'error', code => 'error_on_update' };
+ $op = 'edit_form';
+ } else {
+ push @messages, { type => 'message', code => 'success_on_update' };
+ }
+ } else {
+ push @messages, { type => 'error', code => 'unauthorized_on_update' };
+ }
+ } else {
+ push @messages, { type => 'error', code => 'does_not_exist' };
+ }
+} elsif ( $op eq 'delete' ) {
+ $shelfnumber = $query->param('shelfnumber');
+ $shelf = Koha::Virtualshelves->find($shelfnumber);
+ if ($shelf) {
+ if ( $shelf->can_be_deleted( $loggedinuser ) ) {
+ eval { $shelf->delete; };
+ if ($@) {
+ push @messages, { type => 'error', code => ref($@), msg => $@ };
+ } else {
+ push @messages, { type => 'message', code => 'success_on_delete' };
+ }
+ } else {
+ push @messages, { type => 'error', code => 'unauthorized_on_delete' };
+ }
+ } else {
+ push @messages, { type => 'error', code => 'does_not_exist' };
+ }
+ $op = $referer;
+} elsif ( $op eq 'remove_share' ) {
+ $shelfnumber = $query->param('shelfnumber');
+ $shelf = Koha::Virtualshelves->find($shelfnumber);
+ if ($shelf) {
+ my $removed = eval { $shelf->remove_share( $loggedinuser ); };
+ if ($@) {
+ push @messages, { type => 'error', code => ref($@), msg => $@ };
+ } elsif ( $removed ) {
+ push @messages, { type => 'message', code => 'success_on_remove_share' };
+ } else {
+ push @messages, { type => 'error', code => 'error_on_remove_share' };
+ }
+ } else {
+ push @messages, { type => 'error', code => 'does_not_exist' };
+ }
+ $op = $referer;
+
+} elsif ( $op eq 'add_biblio' ) {
+ $shelfnumber = $query->param('shelfnumber');
+ $shelf = Koha::Virtualshelves->find($shelfnumber);
+ if ($shelf) {
+ if( my $barcode = $query->param('barcode') ) {
+ my $item = Koha::Items->find({ barcode => $barcode });
+ if ( $item ) {
+ if ( $shelf->can_biblios_be_added( $loggedinuser ) ) {
+ my $added = eval { $shelf->add_biblio( $item->biblionumber, $loggedinuser ); };
+ if ($@) {
+ push @messages, { type => 'error', code => ref($@), msg => $@ };
+ } elsif ( $added ) {
+ push @messages, { type => 'message', code => 'success_on_add_biblio' };
+ } else {
+ push @messages, { type => 'message', code => 'error_on_add_biblio' };
+ }
+ } else {
+ push @messages, { type => 'error', code => 'unauthorized_on_add_biblio' };
+ }
+ } else {
+ push @messages, { type => 'error', code => 'item_does_not_exist' };
+ }
+ }
+ } else {
+ push @messages, { type => 'error', code => 'does_not_exist' };
+ }
+ $op = $referer;
+} elsif ( $op eq 'remove_biblios' ) {
+ $shelfnumber = $query->param('shelfnumber');
+ $shelf = Koha::Virtualshelves->find($shelfnumber);
+ my @biblionumber = $query->multi_param('biblionumber');
+ if ($shelf) {
+ if ( $shelf->can_biblios_be_removed( $loggedinuser ) ) {
+ my $number_of_biblios_removed = eval {
+ $shelf->remove_biblios(
+ {
+ biblionumbers => \@biblionumber,
+ borrowernumber => $loggedinuser,
+ }
+ );
+ };
+ if ($@) {
+ push @messages, { type => 'error', code => ref($@), msg => $@ };
+ } elsif ( $number_of_biblios_removed ) {
+ push @messages, { type => 'message', code => 'success_on_remove_biblios' };
+ } else {
+ push @messages, { type => 'error', code => 'no_biblio_removed' };
+ }
+ } else {
+ push @messages, { type => 'error', code => 'unauthorized_on_remove_biblios' };
+ }
+ } else {
+ push @messages, { type => 'error', code => 'does_not_exist' };
+ }
+ $op = 'view';
+} elsif( $op eq 'transfer' ) {
+ $shelfnumber = $query->param('shelfnumber');
+ $shelf = Koha::Virtualshelves->find($shelfnumber) if $shelfnumber;
+ my $new_owner = $query->param('new_owner'); # borrowernumber or undef
+ my $error_code = $shelf
+ ? $shelf->cannot_be_transferred({ by => $loggedinuser, to => $new_owner, interface => 'opac' })
+ : 'does_not_exist';
+
+ if( !$new_owner && $error_code eq 'missing_to_parameter' ) { # show transfer form
+ my $patrons = [];
+ my $shares = $shelf->get_shares->search({ borrowernumber => { '!=' => undef } });
+ while( my $share = $shares->next ) {
+ my $email = $share->sharee->notice_email_address;
+ push @$patrons, { email => $email, borrowernumber => $share->get_column('borrowernumber') } if $email;
+ }
+ if( @$patrons ) {
+ $template->param( shared_users => $patrons );
+ $op = 'transfer';
+ } else {
+ push @messages, { type => 'error', code => 'no_email_found' };
+ }
+ } elsif( $error_code ) {
+ push @messages, { type => 'error', code => $error_code };
+ $op = 'list';
+ } else { # transfer; remove new_owner from virtualshelfshares, add loggedinuser
+ $shelf->_result->result_source->schema->txn_do( sub {
+ $shelf->get_shares->search({ borrowernumber => $new_owner })->delete;
+ Koha::Virtualshelfshare->new({ shelfnumber => $shelfnumber, borrowernumber => $loggedinuser, sharedate => dt_from_string })->store;
+ $shelf->owner($new_owner)->store;
+ });
+ $op = 'list';
+ }
+}
+
+# PART 2: After a possible action, view one list or show a number of lists
+if ( $op eq 'view' ) {
+ $shelfnumber ||= $query->param('shelfnumber');
+ $shelf = Koha::Virtualshelves->find($shelfnumber);
+ if ( $shelf ) {
+ if ( $shelf->can_be_viewed( $loggedinuser ) ) {
+ $public = $shelf->public;
+
+ # Sortfield param may still include sort order with :asc or :desc, but direction overrides it
+ my( $sortfield, $direction );
+ if( $query->param('sortfield') ){
+ ( $sortfield, $direction ) = split /:/, $query->param('sortfield');
+ } else {
+ $sortfield = $shelf->sortfield;
+ $direction = 'asc';
+ }
+ $direction = $query->param('direction') if $query->param('direction');
+ $direction = 'asc' if !$direction or ( $direction ne 'asc' and $direction ne 'desc' );
+ $sortfield = 'title' if !$sortfield or !grep { $_ eq $sortfield } qw( title author copyrightdate itemcallnumber dateadded );
+
+ my ( $page, $rows );
+ unless ( $query->param('print') or $query->param('rss') ) {
+ $rows = C4::Context->preference('OPACnumSearchResults') || 20;
+ $page = ( $query->param('page') ? $query->param('page') : 1 );
+ }
+ my $order_by = $sortfield eq 'itemcallnumber' ? 'items.cn_sort' : $sortfield;
+ my $contents = $shelf->get_contents->search(
+ {},
+ {
+ distinct => 'biblionumber',
+ join => [ { 'biblionumber' => { 'biblioitems' => 'items' } } ],
+ page => $page,
+ rows => $rows,
+ order_by => { "-$direction" => $order_by },
+ }
+ );
+
+ # get biblionumbers stored in the cart
+ my @cart_list;
+ if(my $cart_list = $query->cookie('bib_list')){
+ @cart_list = split(/\//, $cart_list);
+ }
+
+ my $patron = Koha::Patrons->find( $loggedinuser );
+
+ my $categorycode; # needed for may_article_request
+ if( C4::Context->preference('ArticleRequests') ) {
+ $categorycode = $patron ? $patron->categorycode : undef;
+ }
+
+ my $record_processor = Koha::RecordProcessor->new({ filters => 'ViewPolicy' });
+
+ my $art_req_itypes;
+ if( C4::Context->preference('ArticleRequests') ) {
+ $art_req_itypes = Koha::CirculationRules->guess_article_requestable_itemtypes({ $patron ? ( categorycode => $patron->categorycode ) : () });
+ }
+
+ my @items_info;
+ while ( my $content = $contents->next ) {
+ my $biblionumber = $content->biblionumber;
+ my $this_item = GetBiblioData($biblionumber);
+ my $biblio = Koha::Biblios->find($biblionumber);
+ my $record = $biblio->metadata->record;
+ my $framework = GetFrameworkCode($biblionumber);
+ $record_processor->options(
+ {
+ interface => 'opac',
+ frameworkcode => $framework
+ });
+ $record_processor->process($record);
+
+ my $marcflavour = C4::Context->preference("marcflavour");
+ my $itemtype = Koha::Biblioitems->search({ biblionumber => $content->biblionumber })->next->itemtype;
+ $itemtype = Koha::ItemTypes->find( $itemtype );
+ if( $itemtype ) {
+ $this_item->{imageurl} = C4::Koha::getitemtypeimagelocation( 'opac', $itemtype->imageurl );
+ $this_item->{description} = $itemtype->description; #FIXME Should not it be translated_description?
+ $this_item->{notforloan} = $itemtype->notforloan;
+ }
+ $this_item->{'coins'} = $biblio->get_coins;
+ $this_item->{'normalized_upc'} = GetNormalizedUPC( $record, $marcflavour );
+ $this_item->{'normalized_ean'} = GetNormalizedEAN( $record, $marcflavour );
+ $this_item->{'normalized_oclc'} = GetNormalizedOCLCNumber( $record, $marcflavour );
+ $this_item->{'normalized_isbn'} = GetNormalizedISBN( undef, $record, $marcflavour );
+ # BZ17530: 'Intelligent' guess if result can be article requested
+ $this_item->{artreqpossible} = ( $art_req_itypes->{ $this_item->{itemtype} // q{} } || $art_req_itypes->{ '*' } ) ? 1 : q{};
+
+ unless ( defined $this_item->{size} ) {
+
+ #TT has problems with size
+ $this_item->{size} = q||;
+ }
+
+ if (C4::Context->preference('TagsEnabled') and C4::Context->preference('TagsShowOnList')) {
+ $this_item->{TagLoop} = get_tags({
+ biblionumber => $biblionumber, approved=>1, 'sort'=>'-weight',
+ limit => C4::Context->preference('TagsShowOnList'),
+ });
+ }
+
+ my $items = $biblio->items->filter_by_visible_in_opac({ patron => $patron });
+ my $allow_onshelf_holds;
+ while ( my $item = $items->next ) {
+
+ # This method must take a Koha::Items rs
+ $allow_onshelf_holds ||= Koha::CirculationRules->get_onshelfholds_policy(
+ { item => $item, patron => $patron } );
+
+ }
+
+ $this_item->{allow_onshelf_holds} = $allow_onshelf_holds;
+ $this_item->{'ITEM_RESULTS'} = $items;
+
+ my $variables = {
+ anonymous_session => ($loggedinuser) ? 0 : 1
+ };
+ $this_item->{XSLTBloc} = XSLTParse4Display(
+ {
+ biblionumber => $biblionumber,
+ record => $record,
+ xsl_syspref => "OPACXSLTListsDisplay",
+ fix_amps => 1,
+ xslt_variables => $variables,
+ items_rs => $items->reset,
+ }
+ );
+
+
+ if ( grep {$_ eq $biblionumber} @cart_list) {
+ $this_item->{incart} = 1;
+ }
+
+ $this_item->{biblio_object} = $biblio;
+ $this_item->{biblionumber} = $biblionumber;
+ push @items_info, $this_item;
+ }
+
+ $template->param(
+ can_manage_shelf => $shelf->can_be_managed($loggedinuser),
+ can_delete_shelf => $shelf->can_be_deleted($loggedinuser),
+ can_remove_biblios => $shelf->can_biblios_be_removed($loggedinuser),
+ can_add_biblios => $shelf->can_biblios_be_added($loggedinuser),
+ itemsloop => \@items_info,
+ sortfield => $sortfield,
+ direction => $direction,
+ csv_profiles => Koha::CsvProfiles->search(
+ {
+ type => 'marc',
+ used_for => 'export_records',
+ staff_only => 0
+ }
+ ),
+ );
+ if ( $page ) {
+ my $pager = $contents->pager;
+ $template->param(
+ pagination_bar => pagination_bar(
+ q||, $pager->last_page - $pager->first_page + 1,
+ $page, "page", { op => 'view', shelfnumber => $shelf->shelfnumber, sortfield => $sortfield, direction => $direction, }
+ ),
+ );
+ }
+ } else {
+ push @messages, { type => 'error', code => 'unauthorized_on_view' };
+ undef $shelf;
+ }
+ } else {
+ push @messages, { type => 'error', code => 'does_not_exist' };
+ }
+} elsif ( $op eq 'list' ) {
+ my $shelves;
+ my ( $page, $rows ) = ( $query->param('page') || 1, 20 );
+ if ( !$public ) {
+ $shelves = Koha::Virtualshelves->get_private_shelves({ page => $page, rows => $rows, borrowernumber => $loggedinuser, });
+ } else {
+ $shelves = Koha::Virtualshelves->get_public_shelves({ page => $page, rows => $rows, });
+ }
+
+ my $pager = $shelves->pager;
+ $template->param(
+ shelves => $shelves,
+ pagination_bar => pagination_bar(
+ q||, $pager->last_page - $pager->first_page + 1,
+ $page, "page", { op => 'list', public => $public, }
+ ),
+ );
+}
+
+my $staffuser;
+$staffuser = Koha::Patrons->find( $loggedinuser )->can_patron_change_staff_only_lists if $loggedinuser;
+$template->param(
+ op => $op,
+ referer => $referer,
+ shelf => $shelf,
+ messages => \@messages,
+ public => $public,
+ print => scalar $query->param('print') || 0,
+ listsview => 1,
+ staffuser => $staffuser,
+);
+
+my $content_type = $query->param('rss')? 'rss' : 'html';
+output_with_http_headers $query, $cookie, $template->output, $content_type;
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