opac/opac-search.pl

   1 #!/usr/bin/perl
   2
   3 # Copyright 2008 Garry Collum and the Koha Development team
   4 # Copyright 2010 BibLibre
   5 # Copyright 2011 KohaAloha, NZ
   6 #
   7 # This file is part of Koha.
   8 #
   9 # Koha is free software; you can redistribute it and/or modify it
  10 # under the terms of the GNU General Public License as published by
  11 # the Free Software Foundation; either version 3 of the License, or
  12 # (at your option) any later version.
  13 #
  14 # Koha is distributed in the hope that it will be useful, but
  15 # WITHOUT ANY WARRANTY; without even the implied warranty of
  16 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  17 # GNU General Public License for more details.
  18 #
  19 # You should have received a copy of the GNU General Public License
  20 # along with Koha; if not, see <http://www.gnu.org/licenses>.
  21
  22 # Script to perform searching
  23 # Mostly copied from search.pl, see POD there
  24 use Modern::Perl;
  25
  26 ## STEP 1. Load things that are used in both search page and
  27 # results page and decide which template to load, operations
  28 # to perform, etc.
  29 ## load Koha modules
  30 use C4::Context;
  31 use List::MoreUtils q/any/;
  32
  33 use Data::Dumper; # TODO remove
  34
  35 use Koha::SearchEngine::Search;
  36 use Koha::SearchEngine::QueryBuilder;
  37
  38 my $searchengine = C4::Context->preference("SearchEngine");
  39 my ($builder, $searcher);
  40 #$searchengine = 'Zebra'; # XXX
  41 $builder  = Koha::SearchEngine::QueryBuilder->new({index => 'biblios'});
  42 $searcher = Koha::SearchEngine::Search->new({index => 'biblios'});
  43
  44 use C4::Output;
  45 use C4::Auth qw(:DEFAULT get_session);
  46 use C4::Languages qw(getLanguages);
  47 use C4::Search;
  48 use C4::Search::History;
  49 use C4::Biblio; # Unused here?
  50 use C4::Koha;
  51 use C4::Tags qw(get_tags);
  52 use C4::SocialData;
  53 use C4::External::OverDrive;
  54
  55 use Koha::Libraries;
  56 use Koha::ItemTypes;
  57 use Koha::Ratings;
  58 use Koha::Virtualshelves;
  59 use Koha::Library::Groups;
  60 use Koha::Patrons;
  61 use Koha::SearchFields;
  62
  63 use POSIX qw(ceil floor strftime);
  64 use URI::Escape;
  65 use JSON qw/decode_json encode_json/;
  66 use Business::ISBN;
  67
  68 my $DisplayMultiPlaceHold = C4::Context->preference("DisplayMultiPlaceHold");
  69 # create a new CGI object
  70 # FIXME: no_undef_params needs to be tested
  71 use CGI qw('-no_undef_params' -utf8);
  72 my $cgi = new CGI;
  73
  74 my $branch_group_limit = $cgi->param("branch_group_limit");
  75 if ( $branch_group_limit ) {
  76     if ( $branch_group_limit =~ /^multibranchlimit-/ ) {
  77         # For search groups we are going to convert this branch_group_limit CGI
  78         # parameter into a multibranchlimit CGI parameter for the purposes of
  79         # actually performing the query
  80         $cgi->param(
  81             -name => 'multibranchlimit',
  82             -values => substr($branch_group_limit, 17)
  83         );
  84     } else {
  85         $cgi->append(
  86             -name => 'limit',
  87             -values => [ $branch_group_limit ]
  88         );
  89     }
  90 }
  91
  92 BEGIN {
  93     if (C4::Context->preference('BakerTaylorEnabled')) {
  94         require C4::External::BakerTaylor;
  95         import C4::External::BakerTaylor qw(&image_url &link_url);
  96     }
  97 }
  98
  99 my ($template,$borrowernumber,$cookie);
 100 # decide which template to use
 101 my $template_name;
 102 my $template_type = 'basic';
 103 my @params = $cgi->multi_param("limit");
 104 my @searchCategories = $cgi->multi_param('searchcat');
 105
 106 my $format = $cgi->param("format") || '';
 107 my $build_grouped_results = C4::Context->preference('OPACGroupResults');
 108 if ($format =~ /(rss|atom|opensearchdescription)/) {
 109     $template_name = 'opac-opensearch.tt';
 110 }
 111 elsif (@params && $build_grouped_results) {
 112     $template_name = 'opac-results-grouped.tt';
 113 }
 114 elsif ((@params>=1) || ($cgi->param("q")) || ($cgi->param('multibranchlimit')) || ($cgi->param('limit-yr')) || @searchCategories ) {
 115     $template_name = 'opac-results.tt';
 116 }
 117 else {
 118     $template_name = 'opac-advsearch.tt';
 119     $template_type = 'advsearch';
 120 }
 121
 122 $format = 'rss' if $format =~ /^rss2?$/;
 123
 124 # load the template
 125 ($template, $borrowernumber, $cookie) = get_template_and_user({
 126     template_name => $template_name,
 127     query => $cgi,
 128     type => "opac",
 129     authnotrequired => ( C4::Context->preference("OpacPublic") ? 1 : 0 ),
 130     }
 131 );
 132 my $patron = Koha::Patrons->find( $borrowernumber );
 133
 134 my $lang = C4::Languages::getlanguage($cgi);
 135
 136 if ($template_name eq 'opac-results.tt') {
 137    $template->param('COinSinOPACResults' => C4::Context->preference('COinSinOPACResults'));
 138 }
 139
 140 # get biblionumbers stored in the cart
 141 my @cart_list;
 142
 143 if($cgi->cookie("bib_list")){
 144     my $cart_list = $cgi->cookie("bib_list");
 145     @cart_list = split(/\//, $cart_list);
 146 }
 147
 148 if ($format eq 'rss' or $format eq 'opensearchdescription' or $format eq 'atom') {
 149     $template->param($format => 1);
 150     $template->param(timestamp => strftime("%Y-%m-%dT%H:%M:%S-00:00", gmtime)) if ($format eq 'atom');
 151     # FIXME - the timestamp is a hack - the biblio update timestamp should be used for each
 152     # entry, but not sure if that's worth an extra database query for each bib
 153 }
 154 if (C4::Context->preference("marcflavour") eq "UNIMARC" ) {
 155     $template->param('UNIMARC' => 1);
 156 }
 157 elsif (C4::Context->preference("marcflavour") eq "MARC21" ) {
 158     $template->param('usmarc' => 1);
 159 }
 160
 161 $template->param( 'OPACNoResultsFound' => C4::Context->preference('OPACNoResultsFound') );
 162
 163 $template->param(
 164     OpacStarRatings => C4::Context->preference("OpacStarRatings") );
 165
 166 if (C4::Context->preference('BakerTaylorEnabled')) {
 167     $template->param(
 168         BakerTaylorEnabled  => 1,
 169         BakerTaylorImageURL => &image_url(),
 170         BakerTaylorLinkURL  => &link_url(),
 171         BakerTaylorBookstoreURL => C4::Context->preference('BakerTaylorBookstoreURL'),
 172     );
 173 }
 174
 175 if (C4::Context->preference('TagsEnabled')) {
 176     $template->param(TagsEnabled => 1);
 177     foreach (qw(TagsShowOnList TagsInputOnList)) {
 178         C4::Context->preference($_) and $template->param($_ => 1);
 179     }
 180 }
 181
 182 ## URI Re-Writing
 183 # Deprecated, but preserved because it's interesting :-)
 184 # The same thing can be accomplished with mod_rewrite in
 185 # a more elegant way
 186 #
 187 #my $rewrite_flag;
 188 #my $uri = $cgi->url(-base => 1);
 189 #my $relative_url = $cgi->url(-relative=>1);
 190 #$uri.="/".$relative_url."?";
 191 #warn "URI:$uri";
 192 #my @cgi_params_list = $cgi->param();
 193 #my $url_params = $cgi->Vars;
 194 #
 195 #for my $each_param_set (@cgi_params_list) {
 196 #    $uri.= join "",  map "\&$each_param_set=".$_, split("\0",$url_params->{$each_param_set}) if $url_params->{$each_param_set};
 197 #}
 198 #warn "New URI:$uri";
 199 # Only re-write a URI if there are params or if it already hasn't been re-written
 200 #unless (($cgi->param('r')) || (!$cgi->param()) ) {
 201 #    print $cgi->redirect(     -uri=>$uri."&r=1",
 202 #                            -cookie => $cookie);
 203 #    exit;
 204 #}
 205
 206 # load the branches
 207
 208 if ($cgi->param("returntosearch")) {
 209     $template->param('ReturnToSearch' => 1);
 210 }
 211 if ($cgi->cookie("search_path_code")) {
 212     my $pathcode = $cgi->cookie("search_path_code");
 213     if ($pathcode eq '"ads"') {
 214         $template->param('ReturnPath' => '/cgi-bin/koha/opac-search.pl?returntosearch=1');
 215     }
 216     elsif ($pathcode eq '"exs"') {
 217          $template->param('ReturnPath' => '/cgi-bin/koha/opac-search.pl?expanded_options=1&returntosearch=1');
 218     }
 219     else {
 220         warn "ReturnPath switch error";
 221     }
 222 }
 223
 224 my @search_groups = Koha::Library::Groups->get_search_groups();
 225 $template->param( search_groups => \@search_groups );
 226
 227 # load the language limits (for search)
 228 my $languages_limit_loop = getLanguages($lang, 1);
 229 $template->param(search_languages_loop => $languages_limit_loop,);
 230
 231 # load the Type stuff
 232 my $itemtypes = GetItemTypesCategorized;
 233 # add translated_description to itemtypes
 234 foreach my $itemtype ( keys %{$itemtypes} ) {
 235     # Itemtypes search categories don't have (yet) translated descriptions, they are auth values (and could still have no descriptions too BZ 18400)
 236     # If 'iscat' (see ITEMTYPECAT) then there is no itemtype and the description is not translated
 237     my $translated_description = $itemtypes->{$itemtype}->{iscat}
 238       ? $itemtypes->{$itemtype}->{description}
 239       : Koha::ItemTypes->find($itemtype)->translated_description;
 240     $itemtypes->{$itemtype}->{translated_description} = $translated_description || $itemtypes->{$itemtype}->{description} || q{};
 241 }
 242
 243 # the index parameter is different for item-level itemtypes
 244 my $itype_or_itemtype = (C4::Context->preference("item-level_itypes"))?'itype':'itemtype';
 245 my @advancedsearchesloop;
 246 my $cnt;
 247 my $advanced_search_types = C4::Context->preference("AdvancedSearchTypes") || "itemtypes";
 248 my @advanced_search_types = split(/\|/, $advanced_search_types);
 249
 250 my $hidingrules = {};
 251 my $yaml = C4::Context->preference('OpacHiddenItems');
 252 if ( $yaml =~ /\S/ ) {
 253     $yaml = "$yaml\n\n"; # YAML expects trailing newline. Surplus does not hurt.
 254     eval {
 255         $hidingrules = YAML::Load($yaml);
 256     };
 257     if ($@) {
 258         warn "Unable to parse OpacHiddenItems syspref : $@";
 259     }
 260 }
 261
 262 my @sorted_itemtypes = sort { $itemtypes->{$a}->{translated_description} cmp $itemtypes->{$b}->{translated_description} } keys %$itemtypes;
 263 foreach my $advanced_srch_type (@advanced_search_types) {
 264     $advanced_srch_type =~ s/^\s*//;
 265     $advanced_srch_type =~ s/\s*$//;
 266    if ($advanced_srch_type eq 'itemtypes') {
 267    # itemtype is a special case, since it's not defined in authorized values
 268         my @itypesloop;
 269         foreach my $thisitemtype ( @sorted_itemtypes ) {
 270             next if $hidingrules->{itype} && any { $_ eq $thisitemtype } @{$hidingrules->{itype}};
 271             next if $hidingrules->{itemtype} && any { $_ eq $thisitemtype } @{$hidingrules->{itemtype}};
 272             my %row =(  number=>$cnt++,
 273                 ccl => "$itype_or_itemtype,phr",
 274                 code => $thisitemtype,
 275                 description => $itemtypes->{$thisitemtype}->{translated_description},
 276                 imageurl=> getitemtypeimagelocation( 'opac', $itemtypes->{$thisitemtype}->{'imageurl'} ),
 277                 cat => $itemtypes->{$thisitemtype}->{'iscat'},
 278                 hideinopac => $itemtypes->{$thisitemtype}->{'hideinopac'},
 279                 searchcategory => $itemtypes->{$thisitemtype}->{'searchcategory'},
 280             );
 281             if ( !$itemtypes->{$thisitemtype}->{'hideinopac'} ) {
 282                 push @itypesloop, \%row;
 283             }
 284         }
 285         my %search_code = (  advanced_search_type => $advanced_srch_type,
 286                              code_loop => \@itypesloop );
 287         push @advancedsearchesloop, \%search_code;
 288     } else {
 289     # covers all the other cases: non-itemtype authorized values
 290        my $advsearchtypes = GetAuthorisedValues($advanced_srch_type, 'opac');
 291         my @authvalueloop;
 292         for my $thisitemtype (@$advsearchtypes) {
 293             my $hiding_key = lc $thisitemtype->{category};
 294             $hiding_key = "location" if $hiding_key eq 'loc';
 295             next if $hidingrules->{$hiding_key} && any { $_ eq $thisitemtype->{authorised_value} } @{$hidingrules->{$hiding_key}};
 296                 my %row =(
 297                                 number=>$cnt++,
 298                                 ccl => $advanced_srch_type,
 299                 code => $thisitemtype->{authorised_value},
 300                 description => $thisitemtype->{'lib_opac'} || $thisitemtype->{'lib'},
 301                 searchcategory => $itemtypes->{$thisitemtype}->{'searchcategory'},
 302                 imageurl => getitemtypeimagelocation( 'opac', $thisitemtype->{'imageurl'} ),
 303                 );
 304                 push @authvalueloop, \%row;
 305         }
 306         my %search_code = (  advanced_search_type => $advanced_srch_type,
 307                              code_loop => \@authvalueloop );
 308         push @advancedsearchesloop, \%search_code;
 309     }
 310 }
 311 $template->param(advancedsearchesloop => \@advancedsearchesloop);
 312
 313 # The following should only be loaded if we're bringing up the advanced search template
 314 if ( $template_type && $template_type eq 'advsearch' ) {
 315     # load the servers (used for searching -- to do federated searching, etc.)
 316     my $primary_servers_loop;# = displayPrimaryServers();
 317     $template->param(outer_servers_loop =>  $primary_servers_loop,);
 318
 319     my $secondary_servers_loop;
 320     $template->param(outer_sup_servers_loop => $secondary_servers_loop,);
 321
 322     # set the default sorting
 323     if (   C4::Context->preference('OPACdefaultSortField')
 324         && C4::Context->preference('OPACdefaultSortOrder') ) {
 325         my $default_sort_by =
 326             C4::Context->preference('OPACdefaultSortField') . '_'
 327           . C4::Context->preference('OPACdefaultSortOrder');
 328         $template->param( sort_by => $default_sort_by );
 329     }
 330
 331     # determine what to display next to the search boxes (ie, boolean option
 332     # shouldn't appear on the first one, scan indexes should, adding a new
 333     # box should only appear on the last, etc.
 334     my @search_boxes_array;
 335     my $search_boxes_count = 3; # begin with 3 boxes
 336     $template->param( search_boxes_count => $search_boxes_count );
 337
 338     if ($cgi->cookie("num_paragraph")){
 339         $search_boxes_count = $cgi->cookie("num_paragraph");
 340     }
 341
 342     for (my $i=1;$i<=$search_boxes_count;$i++) {
 343         # if it's the first one, don't display boolean option, but show scan indexes
 344         if ($i==1) {
 345             push @search_boxes_array,
 346                 {
 347                 scan_index => 1,
 348                 };
 349
 350         }
 351         # if it's the last one, show the 'add field' box
 352         elsif ($i==$search_boxes_count) {
 353             push @search_boxes_array,
 354                 {
 355                 boolean => 1,
 356                 add_field => 1,
 357                 };
 358         }
 359         else {
 360             push @search_boxes_array,
 361                 {
 362                 boolean => 1,
 363                 };
 364         }
 365
 366     }
 367
 368     my @advsearch_limits = split /,/, C4::Context->preference('OpacAdvSearchOptions');
 369     my @advsearch_more_limits = split /,/,
 370       C4::Context->preference('OpacAdvSearchMoreOptions');
 371     $template->param(
 372         uc( C4::Context->preference("marcflavour") ) => 1,    # we already did this for UNIMARC
 373         advsearch         => 1,
 374         search_boxes_loop => \@search_boxes_array,
 375         OpacAdvSearchOptions     => \@advsearch_limits,
 376         OpacAdvSearchMoreOptions => \@advsearch_more_limits,
 377     );
 378
 379     # use the global setting by default
 380     if ( C4::Context->preference("expandedSearchOption") == 1 ) {
 381         $template->param( expanded_options => C4::Context->preference("expandedSearchOption") );
 382     }
 383     # but let the user override it
 384     if (defined $cgi->param('expanded_options')) {
 385         if ( ($cgi->param('expanded_options') == 0) || ($cgi->param('expanded_options') == 1 ) ) {
 386             $template->param( expanded_options => scalar $cgi->param('expanded_options'));
 387         }
 388     }
 389
 390
 391     output_html_with_http_headers $cgi, $cookie, $template->output;
 392     exit;
 393 }
 394
 395 ### OK, if we're this far, we're performing an actual search
 396
 397 # Fetch the paramater list as a hash in scalar context:
 398 #  * returns paramater list as tied hash ref
 399 #  * we can edit the values by changing the key
 400 #  * multivalued CGI paramaters are returned as a packaged string separated by "\0" (null)
 401 my $params = $cgi->Vars;
 402 my $tag;
 403 if ( $params->{tag} ) {
 404     $tag = $params->{tag};
 405     $template->param( tag => $tag );
 406 }
 407
 408 # String with params with the search criteria for the paging in opac-detail
 409 # param value is URI encoded and params separator is HTML encode (&amp;)
 410 my $pasarParams = '';
 411 my $j = 0;
 412 for (keys %$params) {
 413     my @pasarParam = $cgi->multi_param($_);
 414     for my $paramValue(@pasarParam) {
 415         $pasarParams .= '&amp;' if ($j > 0);
 416         $pasarParams .= $_ . '=' . uri_escape_utf8($paramValue);
 417         $j++;
 418     }
 419 }
 420
 421 # Params that can have more than one value
 422 # sort by is used to sort the query
 423 # in theory can have more than one but generally there's just one
 424 my @sort_by;
 425 my $default_sort_by;
 426 if (   C4::Context->preference('OPACdefaultSortField')
 427     && C4::Context->preference('OPACdefaultSortOrder') ) {
 428     $default_sort_by =
 429         C4::Context->preference('OPACdefaultSortField') . '_'
 430       . C4::Context->preference('OPACdefaultSortOrder');
 431 }
 432
 433 my @allowed_sortby = qw /acqdate_asc acqdate_dsc author_az author_za call_number_asc call_number_dsc popularity_asc popularity_dsc pubdate_asc pubdate_dsc relevance title_az title_za/;
 434 @sort_by = $cgi->multi_param('sort_by');
 435 $sort_by[0] = $default_sort_by if !$sort_by[0] && defined($default_sort_by);
 436 foreach my $sort (@sort_by) {
 437     if ( grep { /^$sort$/ } @allowed_sortby ) {
 438         $template->param($sort => 1);
 439     }
 440 }
 441 $template->param('sort_by' => $sort_by[0]);
 442
 443 # Use the servers defined, or just search our local catalog(default)
 444 my @servers = $cgi->multi_param('server');
 445 unless (@servers) {
 446     #FIXME: this should be handled using Context.pm
 447     @servers = ("biblioserver");
 448     # @servers = C4::Context->config("biblioserver");
 449 }
 450
 451 # operators include boolean and proximity operators and are used
 452 # to evaluate multiple operands
 453 my @operators = $cgi->multi_param('op');
 454 @operators = map { uri_unescape($_) } @operators;
 455
 456 # indexes are query qualifiers, like 'title', 'author', etc. They
 457 # can be single or multiple parameters separated by comma: kw,right-Truncation
 458 my @indexes = $cgi->multi_param('idx');
 459 @indexes = map { uri_unescape($_) } @indexes;
 460
 461 # if a simple index (only one)  display the index used in the top search box
 462 if ($indexes[0] && !$indexes[1]) {
 463     $template->param("ms_".$indexes[0] => 1);
 464 }
 465 # an operand can be a single term, a phrase, or a complete ccl query
 466 my @operands = $cgi->multi_param('q');
 467 @operands = map { uri_unescape($_) } @operands;
 468
 469 $template->{VARS}->{querystring} = join(' ', @operands);
 470
 471 # if a simple search, display the value in the search box
 472 if ($operands[0] && !$operands[1]) {
 473     my $ms_query = $operands[0];
 474     $ms_query =~ s/ #\S+//;
 475     $template->param(ms_value => $ms_query);
 476 }
 477
 478 # limits are use to limit to results to a pre-defined category such as branch or language
 479 my @limits = $cgi->multi_param('limit');
 480 @limits = map { uri_unescape($_) } @limits;
 481 my @nolimits = $cgi->multi_param('nolimit');
 482 @nolimits = map { uri_unescape($_) } @nolimits;
 483 my %is_nolimit = map { $_ => 1 } @nolimits;
 484 @limits = grep { not $is_nolimit{$_} } @limits;
 485
 486 if (@searchCategories > 0) {
 487     my @tabcat;
 488     foreach my $typecategory (@searchCategories) {
 489         my @itemtypes = Koha::ItemTypes->search({ searchcategory => $typecategory });
 490         push @tabcat, $_->itemtype for @itemtypes;
 491     }
 492
 493     foreach my $itemtypeInCategory (@tabcat) {
 494         push (@limits, "mc-$itype_or_itemtype,phr:".$itemtypeInCategory);
 495     }
 496 }
 497
 498 @limits = map { uri_unescape($_) } @limits;
 499
 500 if($params->{'multibranchlimit'}) {
 501     my $search_group = Koha::Library::Groups->find( $params->{multibranchlimit} );
 502     my @libraries = $search_group->all_libraries;
 503     my $multibranch = '('.join( " or ", map { 'branch: ' . $_->branchcode } @libraries ) .')';
 504     push @limits, $multibranch if ($multibranch ne  '()');
 505 }
 506
 507 my $available;
 508 foreach my $limit(@limits) {
 509     if ($limit =~/available/) {
 510         $available = 1;
 511     }
 512 }
 513 $template->param(available => $available);
 514
 515 # append year limits if they exist
 516 if ($params->{'limit-yr'}) {
 517     if ($params->{'limit-yr'} =~ /\d{4}/) {
 518         push @limits, "yr,st-numeric=$params->{'limit-yr'}";
 519     }
 520     else {
 521         #FIXME: Should return a error to the user, incorect date format specified
 522     }
 523 }
 524
 525 # Params that can only have one value
 526 my $scan = $params->{'scan'};
 527 my $count = C4::Context->preference('OPACnumSearchResults') || 20;
 528 my $countRSS         = C4::Context->preference('numSearchRSSResults') || 50;
 529 my $results_per_page = $params->{'count'} || $count;
 530 my $offset = $params->{'offset'} || 0;
 531 $offset = 0 if $offset < 0;
 532 my $page = $cgi->param('page') || 1;
 533 $offset = ($page-1)*$results_per_page if $page>1;
 534 my $hits;
 535 my $expanded_facet = $params->{'expand'};
 536
 537 # Define some global variables
 538 my ($error,$query,$simple_query,$query_cgi,$query_desc,$limit,$limit_cgi,$limit_desc,$query_type);
 539
 540 my @results;
 541
 542 my $suppress = 0;
 543 if (C4::Context->preference('OpacSuppression')) {
 544     # OPAC suppression by IP address
 545     if (C4::Context->preference('OpacSuppressionByIPRange')) {
 546         my $IPAddress = $ENV{'REMOTE_ADDR'};
 547         my $IPRange = C4::Context->preference('OpacSuppressionByIPRange');
 548         $suppress = ($IPAddress !~ /^$IPRange/);
 549     }
 550     else {
 551         $suppress = 1;
 552     }
 553 }
 554
 555 my $build_params = {
 556     expanded_facet => $expanded_facet,
 557     suppress => $suppress
 558 };
 559
 560 unless ( $cgi->param('advsearch') ) {
 561     $build_params->{weighted_fields} = 1;
 562 }
 563
 564 ## I. BUILD THE QUERY
 565 ( $error,$query,$simple_query,$query_cgi,$query_desc,$limit,$limit_cgi,$limit_desc,$query_type)
 566   = $builder->build_query_compat( \@operators, \@operands,
 567     \@indexes, \@limits, \@sort_by, 0, $lang, $build_params);
 568
 569 sub _input_cgi_parse {
 570     my @elements;
 571     my $query_cgi = shift or return @elements;
 572     for my $this_cgi ( split('&',$query_cgi) ) {
 573         next unless $this_cgi;
 574         $this_cgi =~ /(.*?)=(.*)/;
 575         push @elements, { input_name => $1, input_value => Encode::decode_utf8( uri_unescape($2) ) };
 576     }
 577     return @elements;
 578 }
 579
 580 ## parse the query_cgi string and put it into a form suitable for <input>s
 581 my @query_inputs = _input_cgi_parse($query_cgi);
 582 $template->param ( QUERY_INPUTS => \@query_inputs );
 583
 584 ## parse the limit_cgi string and put it into a form suitable for <input>s
 585 my @limit_inputs = $limit_cgi ? _input_cgi_parse($limit_cgi) : ();
 586
 587 $template->param ( LIMIT_INPUTS => \@limit_inputs );
 588 $template->param ( OPACResultsSidebar => C4::Context->preference('OPACResultsSidebar'));
 589
 590 ## II. DO THE SEARCH AND GET THE RESULTS
 591 my $total = 0; # the total results for the whole set
 592 my $facets; # this object stores the faceted results that display on the left-hand of the results page
 593 my @results_array;
 594 my $results_hashref;
 595 my @coins;
 596
 597 if ($tag) {
 598     $query_cgi = "tag=" .  uri_escape_utf8( $tag ) . "&" . $query_cgi;
 599     my $taglist = get_tags({term=>$tag, approved=>1});
 600     $results_hashref->{biblioserver}->{hits} = scalar (@$taglist);
 601     my @marclist = map { C4::Biblio::GetXmlBiblio( $_->{biblionumber} ) } @$taglist;
 602     $DEBUG and printf STDERR "taglist (%s biblionumber)\nmarclist (%s records)\n", scalar(@$taglist), scalar(@marclist);
 603     $results_hashref->{biblioserver}->{RECORDS} = \@marclist;
 604     # FIXME: tag search and standard search should work together, not exclusively
 605     # FIXME: Because search and standard search don't work together OpacHiddenItems
 606     #        displays search results which should be hidden.
 607     # FIXME: No facets for tags search.
 608 } elsif ($build_grouped_results) {
 609     eval {
 610         ($error, $results_hashref, $facets) = C4::Search::pazGetRecords($query,$simple_query,\@sort_by,\@servers,$results_per_page,$offset,$expanded_facet,undef,$query_type,$scan);
 611     };
 612 } else {
 613     $pasarParams .= '&amp;query=' . uri_escape_utf8($query);
 614     $pasarParams .= '&amp;count=' . uri_escape_utf8($results_per_page);
 615     $pasarParams .= '&amp;simple_query=' . uri_escape_utf8($simple_query);
 616     $pasarParams .= '&amp;query_type=' . uri_escape_utf8($query_type) if ($query_type);
 617     my $itemtypes_nocategory = { map { $_->{itemtype} => $_ } @{ Koha::ItemTypes->search_with_localization->unblessed } };
 618     eval {
 619         ($error, $results_hashref, $facets) = $searcher->search_compat($query,$simple_query,\@sort_by,\@servers,$results_per_page,$offset,$expanded_facet,undef,$itemtypes_nocategory,$query_type,$scan,1);
 620 };
 621 }
 622
 623 # use Data::Dumper; print STDERR "-" x 25, "\n", Dumper($results_hashref);
 624 if (not $tag and ( $@ || $error)) {
 625     $template->param(query_error => $error.$@);
 626     output_html_with_http_headers $cgi, $cookie, $template->output;
 627     exit;
 628 }
 629
 630 # At this point, each server has given us a result set
 631 # now we build that set for template display
 632 my @sup_results_array;
 633 my $search_context = {};
 634 $search_context->{'interface'} = 'opac';
 635 if (C4::Context->preference('OpacHiddenItemsExceptions')){
 636     $search_context->{'category'} = $patron ? $patron->categorycode : q{};
 637 }
 638
 639 for (my $i=0;$i<@servers;$i++) {
 640     my $server = $servers[$i];
 641     if ($server && $server =~/biblioserver/) { # this is the local bibliographic server
 642         $hits = $results_hashref->{$server}->{"hits"};
 643         my $page = $cgi->param('page') || 0;
 644         my @newresults;
 645         if ($build_grouped_results) {
 646             foreach my $group (@{ $results_hashref->{$server}->{"GROUPS"} }) {
 647                 # because pazGetRecords handles retieving only the records
 648                 # we want as specified by $offset and $results_per_page,
 649                 # we need to set the offset parameter of searchResults to 0
 650                 my @group_results = searchResults( $search_context, $query_desc, $group->{'group_count'},$results_per_page, 0, $scan,
 651                                                    $group->{"RECORDS"});
 652                 push @newresults, { group_label => $group->{'group_label'}, GROUP_RESULTS => \@group_results };
 653             }
 654         } else {
 655             @newresults = searchResults( $search_context, $query_desc, $hits, $results_per_page, $offset, $scan,
 656                                         $results_hashref->{$server}->{"RECORDS"});
 657         }
 658         $hits = 0 unless @newresults;
 659
 660         my $art_req_itypes;
 661         if( C4::Context->preference('ArticleRequests') ) {
 662             $art_req_itypes = Koha::IssuingRules->guess_article_requestable_itemtypes({ $patron ? ( categorycode => $patron->categorycode ) : () });
 663         }
 664
 665         foreach my $res (@newresults) {
 666
 667             # must define a value for size if not present in DB
 668             # in order to avoid problems generated by the default size value in TT
 669             if ( not exists $res->{'size'} ) { $res->{'size'} = "" }
 670             # while we're checking each line, see if item is in the cart
 671             if ( grep {$_ eq $res->{'biblionumber'}} @cart_list) {
 672                 $res->{'incart'} = 1;
 673             }
 674
 675             if (C4::Context->preference('COinSinOPACResults')) {
 676                 my $record = GetMarcBiblio({ biblionumber => $res->{'biblionumber'} });
 677                 $res->{coins} = GetCOinSBiblio($record);
 678             }
 679             if ( C4::Context->preference( "Babeltheque" ) and $res->{normalized_isbn} ) {
 680                 if( my $isbn = Business::ISBN->new( $res->{normalized_isbn} ) ) {
 681                     $isbn = $isbn->as_isbn13->as_string;
 682                     $isbn =~ s/-//g;
 683                     my $social_datas = C4::SocialData::get_data( $isbn );
 684                     if ( $social_datas ) {
 685                         for my $key ( keys %$social_datas ) {
 686                             $res->{$key} = $$social_datas{$key};
 687                             if ( $key eq 'score_avg' ){
 688                                 $res->{score_int} = sprintf("%.0f", $$social_datas{score_avg} );
 689                             }
 690                         }
 691                     }
 692                 }
 693             }
 694
 695             if (C4::Context->preference('TagsEnabled') and
 696                 C4::Context->preference('TagsShowOnList')) {
 697                 if ( my $bibnum = $res->{biblionumber} ) {
 698                     $res->{itemsissued} = CountItemsIssued( $bibnum );
 699                     $res->{'TagLoop'} = get_tags({
 700                         biblionumber => $bibnum,
 701                         approved => 1,
 702                         sort => '-weight',
 703                         limit => C4::Context->preference('TagsShowOnList')
 704                     });
 705                 }
 706             }
 707
 708             $res->{shelves} = Koha::Virtualshelves->get_shelves_containing_record(
 709                 {
 710                     biblionumber   => $res->{biblionumber},
 711                     borrowernumber => $borrowernumber
 712                 }
 713             );
 714
 715             if ( C4::Context->preference('OpacStarRatings') eq 'all' ) {
 716                 my $ratings = Koha::Ratings->search({ biblionumber => $res->{biblionumber} });
 717                 $res->{ratings} = $ratings;
 718                 $res->{my_rating} = $borrowernumber ? $ratings->search({ borrowernumber => $borrowernumber })->next : undef;
 719             }
 720
 721             # BZ17530: 'Intelligent' guess if result can be article requested
 722             $res->{artreqpossible} = ( $art_req_itypes->{ $res->{itemtype} // q{} } || $art_req_itypes->{ '*' } ) ? 1 : q{};
 723         }
 724
 725         if ($results_hashref->{$server}->{"hits"}){
 726             $total = $total + $hits;
 727         }
 728
 729         # Opac search history
 730         if (C4::Context->preference('EnableOpacSearchHistory')) {
 731             unless ( $offset ) {
 732                 my $path_info = $cgi->url(-path_info=>1);
 733                 my $query_cgi_history = $cgi->url(-query=>1);
 734                 $query_cgi_history =~ s/^$path_info\?//;
 735                 $query_cgi_history =~ s/;/&/g;
 736                 my $query_desc_history = join ", ", grep { defined $_ } $query_desc, $limit_desc;
 737
 738                 unless ( $borrowernumber ) {
 739                     my $new_searches = C4::Search::History::add_to_session({
 740                             cgi => $cgi,
 741                             query_desc => $query_desc_history,
 742                             query_cgi => $query_cgi_history,
 743                             total => $total,
 744                             type => "biblio",
 745                     });
 746                 } else {
 747                     # To the session (the user is logged in)
 748                     C4::Search::History::add({
 749                         userid => $borrowernumber,
 750                         sessionid => $cgi->cookie("CGISESSID"),
 751                         query_desc => $query_desc_history,
 752                         query_cgi => $query_cgi_history,
 753                         total => $total,
 754                         type => "biblio",
 755                     });
 756                 }
 757             }
 758             $template->param( EnableOpacSearchHistory => 1 );
 759         }
 760
 761         ## If there's just one result, redirect to the detail page
 762         if ($total == 1 && $format ne 'rss'
 763         && $format ne 'opensearchdescription' && $format ne 'atom') {
 764             my $biblionumber=$newresults[0]->{biblionumber};
 765             if (C4::Context->preference('BiblioDefaultView') eq 'isbd') {
 766                 print $cgi->redirect("/cgi-bin/koha/opac-ISBDdetail.pl?biblionumber=$biblionumber");
 767             } elsif  (C4::Context->preference('BiblioDefaultView') eq 'marc') {
 768                 print $cgi->redirect("/cgi-bin/koha/opac-MARCdetail.pl?biblionumber=$biblionumber");
 769             } else {
 770                 print $cgi->redirect("/cgi-bin/koha/opac-detail.pl?biblionumber=$biblionumber");
 771             }
 772             exit;
 773         }
 774         if ($hits) {
 775             if ( !$build_grouped_results ) {
 776                 # We build the encrypted list of first OPACnumSearchResults biblios to pass with the search criteria for paging on opac-detail
 777                 $pasarParams .= '&amp;listBiblios=';
 778                 my $j = 0;
 779                 foreach (@newresults) {
 780                     my $bibnum = ($_->{biblionumber})?$_->{biblionumber}:0;
 781                     $pasarParams .= uri_escape_utf8($bibnum) . ',';
 782                     $j++;
 783                     last if ($j == $results_per_page);
 784                 }
 785                 chop $pasarParams if ($pasarParams =~ /,$/);
 786                 $pasarParams .= '&amp;total=' . uri_escape_utf8( int($total) ) if ($pasarParams !~ /total=(?:[0-9]+)?/);
 787                 if ($pasarParams) {
 788                     my $session = get_session($cgi->cookie("CGISESSID"));
 789                     $session->param('busc' => $pasarParams);
 790                 }
 791                 #
 792             }
 793             $template->param(total => $hits);
 794             my $limit_cgi_not_availablity = $limit_cgi;
 795             $limit_cgi_not_availablity =~ s/&limit=available//g if defined $limit_cgi_not_availablity;
 796             $template->param(limit_cgi_not_availablity => $limit_cgi_not_availablity);
 797             $template->param(limit_cgi => $limit_cgi);
 798             $template->param(countrss  => $countRSS );
 799             $template->param(query_cgi => $query_cgi);
 800             $template->param(query_desc => $query_desc);
 801             $template->param(limit_desc => $limit_desc);
 802             $template->param(offset     => $offset);
 803             $template->param(DisplayMultiPlaceHold => $DisplayMultiPlaceHold);
 804             if ($query_desc || $limit_desc) {
 805                 $template->param(searchdesc => 1);
 806             }
 807             $template->param(results_per_page =>  $results_per_page);
 808             my $hide = C4::Context->preference('OpacHiddenItems');
 809             $hide = ($hide =~ m/\S/) if $hide; # Just in case it has some spaces/new lines
 810             my $branch = '';
 811             if (C4::Context->userenv){
 812                 $branch = C4::Context->userenv->{branch};
 813             }
 814             if ( C4::Context->preference('HighlightOwnItemsOnOPAC') ) {
 815                 if (
 816                     ( ( C4::Context->preference('HighlightOwnItemsOnOPACWhich') eq 'PatronBranch' ) && $branch )
 817                     ||
 818                     C4::Context->preference('HighlightOwnItemsOnOPACWhich') eq 'OpacURLBranch'
 819                 ) {
 820                     my $branchcode;
 821                     if ( C4::Context->preference('HighlightOwnItemsOnOPACWhich') eq 'PatronBranch' ) {
 822                         $branchcode = $branch;
 823                     }
 824                     elsif (  C4::Context->preference('HighlightOwnItemsOnOPACWhich') eq 'OpacURLBranch' ) {
 825                         $branchcode = $ENV{'BRANCHCODE'};
 826                     }
 827
 828                     foreach my $res ( @newresults ) {
 829                         my @new_loop;
 830                         my @top_loop;
 831                         my @old_loop = @{$res->{'available_items_loop'}};
 832                         foreach my $item ( @old_loop ) {
 833                             if ( $item->{'branchcode'} eq $branchcode ) {
 834                                 $item->{'this_branch'} = 1;
 835                                 push( @top_loop, $item );
 836                             } else {
 837                                 push( @new_loop, $item );
 838                             }
 839                         }
 840                         my @complete_loop = ( @top_loop, @new_loop );
 841                         $res->{'available_items_loop'} = \@complete_loop;
 842                     }
 843                 }
 844             }
 845
 846             $template->param(
 847                 SEARCH_RESULTS => \@newresults,
 848                 OPACItemsResultsDisplay => (C4::Context->preference("OPACItemsResultsDisplay")),
 849                 suppress_result_number => $hide,
 850                             );
 851             if (C4::Context->preference("OPACLocalCoverImages")){
 852                 $template->param(OPACLocalCoverImages => 1);
 853                 $template->param(OPACLocalCoverImagesPriority => C4::Context->preference("OPACLocalCoverImagesPriority"));
 854             }
 855             ## Build the page numbers on the bottom of the page
 856             my @page_numbers;
 857             my $max_result_window = $searcher->max_result_window;
 858             my $hits_to_paginate = ($max_result_window && $max_result_window < $hits) ? $max_result_window : $hits;
 859             $template->param( hits_to_paginate => $hits_to_paginate );
 860             # total number of pages there will be
 861             my $pages = ceil($hits_to_paginate / $results_per_page);
 862             my $last_page_offset = ( $pages - 1 ) * $results_per_page;
 863             # default page number
 864             my $current_page_number = 1;
 865             if ($offset) {
 866                 $current_page_number = ( $offset / $results_per_page + 1 );
 867             }
 868             my $previous_page_offset;
 869             if ( $offset >= $results_per_page ) {
 870                 $previous_page_offset = $offset - $results_per_page;
 871             }
 872             my $next_page_offset = $offset + $results_per_page;
 873             # If we're within the first 10 pages, keep it simple
 874             #warn "current page:".$current_page_number;
 875             if ($current_page_number < 10) {
 876                 # just show the first 10 pages
 877                 # Loop through the pages
 878                 my $pages_to_show = 10;
 879                 $pages_to_show = $pages if $pages<10;
 880                 for ($i=1; $i<=$pages_to_show;$i++) {
 881                     # the offset for this page
 882                     my $this_offset = (($i*$results_per_page)-$results_per_page);
 883                     # the page number for this page
 884                     my $this_page_number = $i;
 885                     # put it in the array
 886                     push @page_numbers,
 887                       { offset    => $this_offset,
 888                         pg        => $this_page_number,
 889                         highlight => $this_page_number == $current_page_number,
 890                         sort_by   => join ' ', @sort_by
 891                       };
 892
 893                 }
 894
 895             }
 896             # now, show twenty pages, with the current one smack in the middle
 897             else {
 898                 for ($i=$current_page_number; $i<=($current_page_number + 20 );$i++) {
 899                     my $this_offset = ((($i-9)*$results_per_page)-$results_per_page);
 900                     my $this_page_number = $i-9;
 901                     if ( $this_page_number <= $pages ) {
 902                         push @page_numbers,
 903                           { offset    => $this_offset,
 904                             pg        => $this_page_number,
 905                             highlight => $this_page_number == $current_page_number,
 906                             sort_by => join ' ', @sort_by
 907                           };
 908                     }
 909                 }
 910
 911             }
 912             $template->param(   PAGE_NUMBERS => \@page_numbers,
 913                                 last_page_offset => $last_page_offset,
 914                                 previous_page_offset => $previous_page_offset) unless $pages < 2;
 915             $template->param(next_page_offset => $next_page_offset) unless $pages eq $current_page_number;
 916         }
 917         # no hits
 918         else {
 919             my $nohits = C4::Context->preference('OPACNoResultsFound');
 920             if ($nohits and $nohits=~/{QUERY_KW}/){
 921                 # extracting keywords in case of relaunching search
 922                 (my $query_kw=$query_desc)=~s/ and|or / /g;
 923                 my @query_kw=($query_kw=~ /([-\w]+\b)(?:[^,:]|$)/g);
 924                 $query_kw=join('+',@query_kw);
 925                 $nohits=~s/{QUERY_KW}/$query_kw/g;
 926                 $template->param('OPACNoResultsFound' =>$nohits);
 927             }
 928             $template->param(
 929                 searchdesc => 1,
 930                 query_desc => $query_desc,
 931                 limit_desc => $limit_desc,
 932                 query_cgi  => $query_cgi,
 933                 limit_cgi  => $limit_cgi
 934             );
 935         }
 936     } # end of the if local
 937     # asynchronously search the authority server
 938     elsif ($server && $server =~/authorityserver/) { # this is the local authority server
 939         my @inner_sup_results_array;
 940         for my $sup_record ( @{$results_hashref->{$server}->{"RECORDS"}} ) {
 941             my $marc_record_object = MARC::Record->new_from_usmarc($sup_record);
 942             my $title_field = $marc_record_object->field(100);
 943             push @inner_sup_results_array, {
 944                 'title' => $title_field->subfield('a'),
 945                 'link' => "&amp;idx=an&amp;q=".$marc_record_object->field('001')->as_string(),
 946             };
 947         }
 948         my $servername = $server;
 949         push @sup_results_array, {  servername => $servername,
 950                                     inner_sup_results_loop => \@inner_sup_results_array} if @inner_sup_results_array;
 951     }
 952     # FIXME: can add support for other targets as needed here
 953     $template->param(           outer_sup_results_loop => \@sup_results_array);
 954 } #/end of the for loop
 955 #$template->param(FEDERATED_RESULTS => \@results_array);
 956
 957 for my $facet ( @$facets ) {
 958     for my $entry ( @{ $facet->{facets} } ) {
 959         my $index = $entry->{type_link_value};
 960         my $value = $entry->{facet_link_value};
 961         $entry->{active} = grep { $_->{input_value} eq qq{$index:$value} } @limit_inputs;
 962     }
 963 }
 964
 965
 966 $template->param(
 967             #classlist => $classlist,
 968             total => $total,
 969             opacfacets => 1,
 970             facets_loop => $facets,
 971             displayFacetCount=> C4::Context->preference('displayFacetCount')||0,
 972             scan => $scan,
 973             search_error => $error,
 974 );
 975
 976 if ($query_desc || $limit_desc) {
 977     $template->param(searchdesc => 1);
 978 }
 979
 980 # VI. BUILD THE TEMPLATE
 981 my $some_private_shelves = Koha::Virtualshelves->get_some_shelves(
 982     {
 983         borrowernumber => $borrowernumber,
 984         add_allowed    => 1,
 985         category       => 1,
 986     }
 987 );
 988 my $some_public_shelves = Koha::Virtualshelves->get_some_shelves(
 989     {
 990         borrowernumber => $borrowernumber,
 991         add_allowed    => 1,
 992         category       => 2,
 993     }
 994 );
 995
 996 $template->param(
 997     add_to_some_private_shelves => $some_private_shelves,
 998     add_to_some_public_shelves  => $some_public_shelves,
 999 );
1000
1001 my $content_type = ($format eq 'rss' or $format eq 'atom') ? $format : 'html';
1002
1003 # If GoogleIndicTransliteration system preference is On Set parameter to load Google's javascript in OPAC search screens
1004 if (C4::Context->preference('GoogleIndicTransliteration')) {
1005         $template->param('GoogleIndicTransliteration' => 1);
1006 }
1007
1008 $template->{VARS}->{DidYouMean} =
1009   ( defined C4::Context->preference('OPACdidyoumean')
1010       && C4::Context->preference('OPACdidyoumean') =~ m/enable/ );
1011 $template->{VARS}->{IDreamBooksReviews} = C4::Context->preference('IDreamBooksReviews');
1012 $template->{VARS}->{IDreamBooksReadometer} = C4::Context->preference('IDreamBooksReadometer');
1013 $template->{VARS}->{IDreamBooksResults} = C4::Context->preference('IDreamBooksResults');
1014
1015 if ($offset == 0) {
1016     $template->param(firstPage => 1);
1017 }
1018
1019     $template->param( borrowernumber    => $borrowernumber);
1020 output_with_http_headers $cgi, $cookie, $template->output, $content_type;