opac/opac-shelves.pl

   1 #!/usr/bin/perl
   2
   3 # Copyright 2015 Koha Team
   4 #
   5 # This file is part of Koha.
   6 #
   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.
  11 #
  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.
  16 #
  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>.
  19
  20 use Modern::Perl;
  21
  22 use CGI qw ( -utf8 );
  23 use C4::Auth;
  24 use C4::Biblio;
  25 use C4::Koha;
  26 use C4::Items;
  27 use C4::Members;
  28 use C4::Output;
  29 use C4::Tags qw( get_tags );
  30 use C4::XSLT;
  31 use Koha::Virtualshelves;
  32 use Koha::RecordProcessor;
  33
  34 my $query = new CGI;
  35
  36 my $template_name = $query->param('rss') ? "opac-shelves-rss.tt" : "opac-shelves.tt";
  37
  38 # if virtualshelves is disabled, leave immediately
  39 if ( ! C4::Context->preference('virtualshelves') ) {
  40     print $query->redirect("/cgi-bin/koha/errors/404.pl");
  41     exit;
  42 }
  43
  44 my ( $template, $loggedinuser, $cookie ) = get_template_and_user({
  45         template_name   => $template_name,
  46         query           => $query,
  47         type            => "opac",
  48         authnotrequired => ( C4::Context->preference("OpacPublic") ? 1 : 0 ),
  49     });
  50
  51 my $op       = $query->param('op')       || 'list';
  52 my $referer  = $query->param('referer')  || $op;
  53 my $category = $query->param('category') || 1;
  54 my ( $shelf, $shelfnumber, @messages );
  55
  56 if ( $op eq 'add_form' ) {
  57     # Nothing to do
  58 } elsif ( $op eq 'edit_form' ) {
  59     $shelfnumber = $query->param('shelfnumber');
  60     $shelf       = Koha::Virtualshelves->find($shelfnumber);
  61
  62     if ( $shelf ) {
  63         $category = $shelf->category;
  64         my $patron = GetMember( 'borrowernumber' => $shelf->owner );
  65         $template->param( owner => $patron, );
  66         unless ( $shelf->can_be_managed( $loggedinuser ) ) {
  67             push @messages, { type => 'error', code => 'unauthorized_on_update' };
  68             $op = 'list';
  69         }
  70     } else {
  71         push @messages, { type => 'error', code => 'does_not_exist' };
  72     }
  73 } elsif ( $op eq 'add' ) {
  74     if ( $loggedinuser ) {
  75         eval {
  76             $shelf = Koha::Virtualshelf->new(
  77                 {   shelfname          => scalar $query->param('shelfname'),
  78                     sortfield          => scalar $query->param('sortfield'),
  79                     category           => scalar $query->param('category') || 1,
  80                     allow_add          => scalar $query->param('allow_add'),
  81                     allow_delete_own   => scalar $query->param('allow_delete_own'),
  82                     allow_delete_other => scalar $query->param('allow_delete_other'),
  83                     owner              => scalar $loggedinuser,
  84                 }
  85             );
  86             $shelf->store;
  87             $shelfnumber = $shelf->shelfnumber;
  88         };
  89         if ($@) {
  90             push @messages, { type => 'error', code => ref($@), msg => $@ };
  91         } elsif ( not $shelf ) {
  92             push @messages, { type => 'error', code => 'error_on_insert' };
  93         } else {
  94             push @messages, { type => 'message', code => 'success_on_insert' };
  95             $op = 'view';
  96         }
  97     } else {
  98         push @messages, { type => 'error', code => 'unauthorized_on_insert' };
  99         $op = 'list';
 100     }
 101 } elsif ( $op eq 'edit' ) {
 102     $shelfnumber = $query->param('shelfnumber');
 103     $shelf       = Koha::Virtualshelves->find($shelfnumber);
 104     if ( $shelf ) {
 105         $op = $referer;
 106         if ( $shelf->can_be_managed( $loggedinuser ) ) {
 107             $shelf->shelfname( $query->param('shelfname') );
 108             $shelf->sortfield( $query->param('sortfield') );
 109             $shelf->allow_add( $query->param('allow_add') );
 110             $shelf->allow_delete_own( $query->param('allow_delete_own') );
 111             $shelf->allow_delete_other( $query->param('allow_delete_other') );
 112             $shelf->category( $query->param('category') );
 113             eval { $shelf->store };
 114
 115             if ($@) {
 116                 push @messages, { type => 'error', code => 'error_on_update' };
 117                 $op = 'edit_form';
 118             } else {
 119                 push @messages, { type => 'message', code => 'success_on_update' };
 120             }
 121         } else {
 122             push @messages, { type => 'error', code => 'unauthorized_on_update' };
 123         }
 124     } else {
 125         push @messages, { type => 'error', code => 'does_not_exist' };
 126     }
 127 } elsif ( $op eq 'delete' ) {
 128     $shelfnumber = $query->param('shelfnumber');
 129     $shelf       = Koha::Virtualshelves->find($shelfnumber);
 130     if ($shelf) {
 131         if ( $shelf->can_be_deleted( $loggedinuser ) ) {
 132             eval { $shelf->delete; };
 133             if ($@) {
 134                 push @messages, { type => 'error', code => ref($@), msg => $@ };
 135             } else {
 136                 push @messages, { type => 'message', code => 'success_on_delete' };
 137             }
 138         } else {
 139             push @messages, { type => 'error', code => 'unauthorized_on_delete' };
 140         }
 141     } else {
 142         push @messages, { type => 'error', code => 'does_not_exist' };
 143     }
 144     $op = $referer;
 145 } elsif ( $op eq 'remove_share' ) {
 146     $shelfnumber = $query->param('shelfnumber');
 147     $shelf = Koha::Virtualshelves->find($shelfnumber);
 148     if ($shelf) {
 149         my $removed = eval { $shelf->remove_share( $loggedinuser ); };
 150         if ($@) {
 151             push @messages, { type => 'error', code => ref($@), msg => $@ };
 152         } elsif ( $removed ) {
 153             push @messages, { type => 'message', code => 'success_on_remove_share' };
 154         } else {
 155             push @messages, { type => 'error', code => 'error_on_remove_share' };
 156         }
 157     } else {
 158         push @messages, { type => 'error', code => 'does_not_exist' };
 159     }
 160     $op = $referer;
 161
 162 } elsif ( $op eq 'add_biblio' ) {
 163     $shelfnumber = $query->param('shelfnumber');
 164     $shelf = Koha::Virtualshelves->find($shelfnumber);
 165     if ($shelf) {
 166         if( my $barcode = $query->param('barcode') ) {
 167             my $item = GetItem( 0, $barcode);
 168             if (defined $item && $item->{itemnumber}) {
 169                 my $biblio = GetBiblioFromItemNumber( $item->{itemnumber} );
 170                 if ( $shelf->can_biblios_be_added( $loggedinuser ) ) {
 171                     my $added = eval { $shelf->add_biblio( $biblio->{biblionumber}, $loggedinuser ); };
 172                     if ($@) {
 173                         push @messages, { type => 'error', code => ref($@), msg => $@ };
 174                     } elsif ( $added ) {
 175                         push @messages, { type => 'message', code => 'success_on_add_biblio' };
 176                     } else {
 177                         push @messages, { type => 'message', code => 'error_on_add_biblio' };
 178                     }
 179                 } else {
 180                     push @messages, { type => 'error', code => 'unauthorized_on_add_biblio' };
 181                 }
 182             } else {
 183                 push @messages, { type => 'error', code => 'item_does_not_exist' };
 184             }
 185         }
 186     } else {
 187         push @messages, { type => 'error', code => 'does_not_exist' };
 188     }
 189     $op = $referer;
 190 } elsif ( $op eq 'remove_biblios' ) {
 191     $shelfnumber = $query->param('shelfnumber');
 192     $shelf = Koha::Virtualshelves->find($shelfnumber);
 193     my @biblionumber = $query->multi_param('biblionumber');
 194     if ($shelf) {
 195         if ( $shelf->can_biblios_be_removed( $loggedinuser ) ) {
 196             my $number_of_biblios_removed = eval {
 197                 $shelf->remove_biblios(
 198                     {
 199                         biblionumbers => \@biblionumber,
 200                         borrowernumber => $loggedinuser,
 201                     }
 202                 );
 203             };
 204             if ($@) {
 205                 push @messages, { type => 'error', code => ref($@), msg => $@ };
 206             } elsif ( $number_of_biblios_removed ) {
 207                 push @messages, { type => 'message', code => 'success_on_remove_biblios' };
 208             } else {
 209                 push @messages, { type => 'error', code => 'no_biblio_removed' };
 210             }
 211         } else {
 212             push @messages, { type => 'error', code => 'unauthorized_on_remove_biblios' };
 213         }
 214     } else {
 215         push @messages, { type => 'error', code => 'does_not_exist' };
 216     }
 217     $op = 'view';
 218 }
 219
 220 if ( $op eq 'view' ) {
 221     $shelfnumber ||= $query->param('shelfnumber');
 222     $shelf = Koha::Virtualshelves->find($shelfnumber);
 223     if ( $shelf ) {
 224         if ( $shelf->can_be_viewed( $loggedinuser ) ) {
 225             $category = $shelf->category;
 226             my $sortfield = $query->param('sortfield') || $shelf->sortfield;    # Passed in sorting overrides default sorting
 227             my $direction = $query->param('direction') || 'asc';
 228             $direction = 'asc' if $direction ne 'asc' and $direction ne 'desc';
 229             my ( $page, $rows );
 230             unless ( $query->param('print') or $query->param('rss') ) {
 231                 $rows = C4::Context->preference('OPACnumSearchResults') || 20;
 232                 $page = ( $query->param('page') ? $query->param('page') : 1 );
 233             }
 234             my $order_by = $sortfield eq 'itemcallnumber' ? 'items.itemcallnumber' : $sortfield;
 235             my $contents = $shelf->get_contents->search(
 236                 {},
 237                 {
 238                     prefetch => [ { 'biblionumber' => { 'biblioitems' => 'items' } } ],
 239                     page     => $page,
 240                     rows     => $rows,
 241                     order_by => { "-$direction" => $order_by },
 242                 }
 243             );
 244
 245             # get biblionumbers stored in the cart
 246             my @cart_list;
 247             if(my $cart_list = $query->cookie('bib_list')){
 248                 @cart_list = split(/\//, $cart_list);
 249             }
 250
 251             my $borrower = GetMember( borrowernumber => $loggedinuser );
 252
 253             # Lists display falls back to search results configuration
 254             my $xslfile = C4::Context->preference('OPACXSLTListsDisplay');
 255             my $lang   = $xslfile ? C4::Languages::getlanguage()  : undef;
 256             my $sysxml = $xslfile ? C4::XSLT::get_xslt_sysprefs() : undef;
 257
 258             my $record_processor = Koha::RecordProcessor->new({ filters => 'ViewPolicy' });
 259             my @items;
 260             while ( my $content = $contents->next ) {
 261                 my $biblionumber = $content->biblionumber->biblionumber;
 262                 my $this_item    = GetBiblioData($biblionumber);
 263                 my $record = GetMarcBiblio($biblionumber);
 264                 my $framework = GetFrameworkCode( $biblionumber );
 265                 $record_processor->options({
 266                     interface => 'opac',
 267                     frameworkcode => $framework
 268                 });
 269                 $record_processor->process($record);
 270
 271                 if ( $xslfile ) {
 272                     $this_item->{XSLTBloc} = XSLTParse4Display( $biblionumber, $record, "OPACXSLTListsDisplay",
 273                                                                 1, undef, $sysxml, $xslfile, $lang);
 274                 }
 275
 276                 my $marcflavour = C4::Context->preference("marcflavour");
 277                 my $itemtypeinfo = getitemtypeinfo( $content->biblionumber->biblioitems->first->itemtype, 'opac' );
 278                 $this_item->{imageurl}          = $itemtypeinfo->{imageurl};
 279                 $this_item->{description}       = $itemtypeinfo->{description};
 280                 $this_item->{notforloan}        = $itemtypeinfo->{notforloan};
 281                 $this_item->{'coins'}           = GetCOinSBiblio($record);
 282                 $this_item->{'subtitle'}        = GetRecordValue( 'subtitle', $record, GetFrameworkCode( $biblionumber ) );
 283                 $this_item->{'normalized_upc'}  = GetNormalizedUPC( $record, $marcflavour );
 284                 $this_item->{'normalized_ean'}  = GetNormalizedEAN( $record, $marcflavour );
 285                 $this_item->{'normalized_oclc'} = GetNormalizedOCLCNumber( $record, $marcflavour );
 286                 $this_item->{'normalized_isbn'} = GetNormalizedISBN( undef, $record, $marcflavour );
 287
 288                 unless ( defined $this_item->{size} ) {
 289
 290                     #TT has problems with size
 291                     $this_item->{size} = q||;
 292                 }
 293
 294                 # Getting items infos for location display
 295                 my @items_infos = &GetItemsLocationInfo( $biblionumber );
 296                 $this_item->{'ITEM_RESULTS'} = \@items_infos;
 297
 298                 if (C4::Context->preference('TagsEnabled') and C4::Context->preference('TagsShowOnList')) {
 299                     $this_item->{TagLoop} = get_tags({
 300                         biblionumber => $biblionumber, approved=>1, 'sort'=>'-weight',
 301                         limit => C4::Context->preference('TagsShowOnList'),
 302                     });
 303                 }
 304
 305                 $this_item->{allow_onshelf_holds} = C4::Reserves::OnShelfHoldsAllowed($this_item, $borrower);
 306
 307
 308                 if ( grep {$_ eq $biblionumber} @cart_list) {
 309                     $this_item->{incart} = 1;
 310                 }
 311
 312                 if ( $query->param('rss') ) {
 313                     $this_item->{title} = $content->biblionumber->title;
 314                     $this_item->{author} = $content->biblionumber->author;
 315                 }
 316
 317                 $this_item->{biblionumber} = $biblionumber;
 318                 push @items, $this_item;
 319             }
 320
 321             $template->param(
 322                 can_manage_shelf   => $shelf->can_be_managed($loggedinuser),
 323                 can_delete_shelf   => $shelf->can_be_deleted($loggedinuser),
 324                 can_remove_biblios => $shelf->can_biblios_be_removed($loggedinuser),
 325                 can_add_biblios    => $shelf->can_biblios_be_added($loggedinuser),
 326                 sortfield          => $sortfield,
 327                 itemsloop          => \@items,
 328                 sortfield          => $sortfield,
 329                 direction          => $direction,
 330             );
 331             if ( $page ) {
 332                 my $pager = $contents->pager;
 333                 $template->param(
 334                     pagination_bar => pagination_bar(
 335                         q||, $pager->last_page - $pager->first_page + 1,
 336                         $page, "page", { op => 'view', shelfnumber => $shelf->shelfnumber, sortfield => $sortfield, direction => $direction, }
 337                     ),
 338                 );
 339             }
 340         } else {
 341             push @messages, { type => 'error', code => 'unauthorized_on_view' };
 342         }
 343     } else {
 344         push @messages, { type => 'error', code => 'does_not_exist' };
 345     }
 346 }
 347
 348 if ( $op eq 'list' ) {
 349     my $shelves;
 350     my ( $page, $rows ) = ( $query->param('page') || 1, 20 );
 351     if ( $category == 1 ) {
 352         $shelves = Koha::Virtualshelves->get_private_shelves({ page => $page, rows => $rows, borrowernumber => $loggedinuser, });
 353     } else {
 354         $shelves = Koha::Virtualshelves->get_public_shelves({ page => $page, rows => $rows, });
 355     }
 356
 357     my $pager = $shelves->pager;
 358     $template->param(
 359         shelves => $shelves,
 360         pagination_bar => pagination_bar(
 361             q||, $pager->last_page - $pager->first_page + 1,
 362             $page, "page", { op => 'list', category => $category, }
 363         ),
 364     );
 365 }
 366
 367 $template->param(
 368     op       => $op,
 369     referer  => $referer,
 370     shelf    => $shelf,
 371     messages => \@messages,
 372     category => $category,
 373     print    => scalar $query->param('print') || 0,
 374     listsview => 1,
 375 );
 376
 377 output_html_with_http_headers $query, $cookie, $template->output;