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     $template_type = 'advsearch';
 120 }
 121 # load the template
 122 ($template, $borrowernumber, $cookie) = get_template_and_user({
 123     template_name => $template_name,
 124     query => $cgi,
 125     type => "opac",
 126     authnotrequired => ( C4::Context->preference("OpacPublic") ? 1 : 0 ),
 127     }
 128 );
 129 my $patron = Koha::Patrons->find( $borrowernumber );
 130
 131 my $lang = C4::Languages::getlanguage($cgi);
 132
 133 if ($template_name eq 'opac-results.tt') {
 134    $template->param('COinSinOPACResults' => C4::Context->preference('COinSinOPACResults'));
 135 }
 136
 137 # get biblionumbers stored in the cart
 138 my @cart_list;
 139
 140 if($cgi->cookie("bib_list")){
 141     my $cart_list = $cgi->cookie("bib_list");
 142     @cart_list = split(/\//, $cart_list);
 143 }
 144
 145 if ($format eq 'rss2' or $format eq 'opensearchdescription' or $format eq 'atom') {
 146     $template->param($format => 1);
 147     $template->param(timestamp => strftime("%Y-%m-%dT%H:%M:%S-00:00", gmtime)) if ($format eq 'atom');
 148     # FIXME - the timestamp is a hack - the biblio update timestamp should be used for each
 149     # entry, but not sure if that's worth an extra database query for each bib
 150 }
 151 if (C4::Context->preference("marcflavour") eq "UNIMARC" ) {
 152     $template->param('UNIMARC' => 1);
 153 }
 154 elsif (C4::Context->preference("marcflavour") eq "MARC21" ) {
 155     $template->param('usmarc' => 1);
 156 }
 157
 158 $template->param( 'OPACNoResultsFound' => C4::Context->preference('OPACNoResultsFound') );
 159
 160 $template->param(
 161     OpacStarRatings => C4::Context->preference("OpacStarRatings") );
 162
 163 if (C4::Context->preference('BakerTaylorEnabled')) {
 164     $template->param(
 165         BakerTaylorEnabled  => 1,
 166         BakerTaylorImageURL => &image_url(),
 167         BakerTaylorLinkURL  => &link_url(),
 168         BakerTaylorBookstoreURL => C4::Context->preference('BakerTaylorBookstoreURL'),
 169     );
 170 }
 171
 172 if (C4::Context->preference('TagsEnabled')) {
 173     $template->param(TagsEnabled => 1);
 174     foreach (qw(TagsShowOnList TagsInputOnList)) {
 175         C4::Context->preference($_) and $template->param($_ => 1);
 176     }
 177 }
 178
 179 ## URI Re-Writing
 180 # Deprecated, but preserved because it's interesting :-)
 181 # The same thing can be accomplished with mod_rewrite in
 182 # a more elegant way
 183 #
 184 #my $rewrite_flag;
 185 #my $uri = $cgi->url(-base => 1);
 186 #my $relative_url = $cgi->url(-relative=>1);
 187 #$uri.="/".$relative_url."?";
 188 #warn "URI:$uri";
 189 #my @cgi_params_list = $cgi->param();
 190 #my $url_params = $cgi->Vars;
 191 #
 192 #for my $each_param_set (@cgi_params_list) {
 193 #    $uri.= join "",  map "\&$each_param_set=".$_, split("\0",$url_params->{$each_param_set}) if $url_params->{$each_param_set};
 194 #}
 195 #warn "New URI:$uri";
 196 # Only re-write a URI if there are params or if it already hasn't been re-written
 197 #unless (($cgi->param('r')) || (!$cgi->param()) ) {
 198 #    print $cgi->redirect(     -uri=>$uri."&r=1",
 199 #                            -cookie => $cookie);
 200 #    exit;
 201 #}
 202
 203 # load the branches
 204
 205 if ($cgi->param("returntosearch")) {
 206     $template->param('ReturnToSearch' => 1);
 207 }
 208 if ($cgi->cookie("search_path_code")) {
 209     my $pathcode = $cgi->cookie("search_path_code");
 210     if ($pathcode eq '"ads"') {
 211         $template->param('ReturnPath' => '/cgi-bin/koha/opac-search.pl?returntosearch=1');
 212     }
 213     elsif ($pathcode eq '"exs"') {
 214          $template->param('ReturnPath' => '/cgi-bin/koha/opac-search.pl?expanded_options=1&returntosearch=1');
 215     }
 216     else {
 217         warn "ReturnPath switch error";
 218     }
 219 }
 220
 221 my @search_groups = Koha::Library::Groups->get_search_groups();
 222 $template->param( search_groups => \@search_groups );
 223
 224 # load the language limits (for search)
 225 my $languages_limit_loop = getLanguages($lang, 1);
 226 $template->param(search_languages_loop => $languages_limit_loop,);
 227
 228 # load the Type stuff
 229 my $itemtypes = GetItemTypesCategorized;
 230 # add translated_description to itemtypes
 231 foreach my $itemtype ( keys %{$itemtypes} ) {
 232     # Itemtypes search categories don't have (yet) translated descriptions, they are auth values (and could still have no descriptions too BZ 18400)
 233     # If 'iscat' (see ITEMTYPECAT) then there is no itemtype and the description is not translated
 234     my $translated_description = $itemtypes->{$itemtype}->{iscat}
 235       ? $itemtypes->{$itemtype}->{description}
 236       : Koha::ItemTypes->find($itemtype)->translated_description;
 237     $itemtypes->{$itemtype}->{translated_description} = $translated_description || $itemtypes->{$itemtype}->{description} || q{};
 238 }
 239
 240 # the index parameter is different for item-level itemtypes
 241 my $itype_or_itemtype = (C4::Context->preference("item-level_itypes"))?'itype':'itemtype';
 242 my @advancedsearchesloop;
 243 my $cnt;
 244 my $advanced_search_types = C4::Context->preference("AdvancedSearchTypes") || "itemtypes";
 245 my @advanced_search_types = split(/\|/, $advanced_search_types);
 246
 247 my $hidingrules = {};
 248 my $yaml = C4::Context->preference('OpacHiddenItems');
 249 if ( $yaml =~ /\S/ ) {
 250     $yaml = "$yaml\n\n"; # YAML expects trailing newline. Surplus does not hurt.
 251     eval {
 252         $hidingrules = YAML::Load($yaml);
 253     };
 254     if ($@) {
 255         warn "Unable to parse OpacHiddenItems syspref : $@";
 256     }
 257 }
 258
 259 my @sorted_itemtypes = sort { $itemtypes->{$a}->{translated_description} cmp $itemtypes->{$b}->{translated_description} } keys %$itemtypes;
 260 foreach my $advanced_srch_type (@advanced_search_types) {
 261     $advanced_srch_type =~ s/^\s*//;
 262     $advanced_srch_type =~ s/\s*$//;
 263    if ($advanced_srch_type eq 'itemtypes') {
 264    # itemtype is a special case, since it's not defined in authorized values
 265         my @itypesloop;
 266         foreach my $thisitemtype ( @sorted_itemtypes ) {
 267             next if $hidingrules->{itype} && any { $_ eq $thisitemtype } @{$hidingrules->{itype}};
 268             next if $hidingrules->{itemtype} && any { $_ eq $thisitemtype } @{$hidingrules->{itemtype}};
 269             my %row =(  number=>$cnt++,
 270                 ccl => "$itype_or_itemtype,phr",
 271                 code => $thisitemtype,
 272                 description => $itemtypes->{$thisitemtype}->{translated_description},
 273                 imageurl=> getitemtypeimagelocation( 'opac', $itemtypes->{$thisitemtype}->{'imageurl'} ),
 274                 cat => $itemtypes->{$thisitemtype}->{'iscat'},
 275                 hideinopac => $itemtypes->{$thisitemtype}->{'hideinopac'},
 276                 searchcategory => $itemtypes->{$thisitemtype}->{'searchcategory'},
 277             );
 278             if ( !$itemtypes->{$thisitemtype}->{'hideinopac'} ) {
 279                 push @itypesloop, \%row;
 280             }
 281         }
 282         my %search_code = (  advanced_search_type => $advanced_srch_type,
 283                              code_loop => \@itypesloop );
 284         push @advancedsearchesloop, \%search_code;
 285     } else {
 286     # covers all the other cases: non-itemtype authorized values
 287        my $advsearchtypes = GetAuthorisedValues($advanced_srch_type, 'opac');
 288         my @authvalueloop;
 289         for my $thisitemtype (@$advsearchtypes) {
 290             my $hiding_key = lc $thisitemtype->{category};
 291             $hiding_key = "location" if $hiding_key eq 'loc';
 292             next if $hidingrules->{$hiding_key} && any { $_ eq $thisitemtype->{authorised_value} } @{$hidingrules->{$hiding_key}};
 293                 my %row =(
 294                                 number=>$cnt++,
 295                                 ccl => $advanced_srch_type,
 296                 code => $thisitemtype->{authorised_value},
 297                 description => $thisitemtype->{'lib_opac'} || $thisitemtype->{'lib'},
 298                 searchcategory => $itemtypes->{$thisitemtype}->{'searchcategory'},
 299                 imageurl => getitemtypeimagelocation( 'opac', $thisitemtype->{'imageurl'} ),
 300                 );
 301                 push @authvalueloop, \%row;
 302         }
 303         my %search_code = (  advanced_search_type => $advanced_srch_type,
 304                              code_loop => \@authvalueloop );
 305         push @advancedsearchesloop, \%search_code;
 306     }
 307 }
 308 $template->param(advancedsearchesloop => \@advancedsearchesloop);
 309
 310 # The following should only be loaded if we're bringing up the advanced search template
 311 if ( $template_type && $template_type eq 'advsearch' ) {
 312     # load the servers (used for searching -- to do federated searching, etc.)
 313     my $primary_servers_loop;# = displayPrimaryServers();
 314     $template->param(outer_servers_loop =>  $primary_servers_loop,);
 315
 316     my $secondary_servers_loop;
 317     $template->param(outer_sup_servers_loop => $secondary_servers_loop,);
 318
 319     # set the default sorting
 320     if (   C4::Context->preference('OPACdefaultSortField')
 321         && C4::Context->preference('OPACdefaultSortOrder') ) {
 322         my $default_sort_by =
 323             C4::Context->preference('OPACdefaultSortField') . '_'
 324           . C4::Context->preference('OPACdefaultSortOrder');
 325         $template->param( sort_by => $default_sort_by );
 326     }
 327
 328     # determine what to display next to the search boxes (ie, boolean option
 329     # shouldn't appear on the first one, scan indexes should, adding a new
 330     # box should only appear on the last, etc.
 331     my @search_boxes_array;
 332     my $search_boxes_count = 3; # begin with 3 boxes
 333     $template->param( search_boxes_count => $search_boxes_count );
 334
 335     if ($cgi->cookie("num_paragraph")){
 336         $search_boxes_count = $cgi->cookie("num_paragraph");
 337     }
 338
 339     for (my $i=1;$i<=$search_boxes_count;$i++) {
 340         # if it's the first one, don't display boolean option, but show scan indexes
 341         if ($i==1) {
 342             push @search_boxes_array,
 343                 {
 344                 scan_index => 1,
 345                 };
 346
 347         }
 348         # if it's the last one, show the 'add field' box
 349         elsif ($i==$search_boxes_count) {
 350             push @search_boxes_array,
 351                 {
 352                 boolean => 1,
 353                 add_field => 1,
 354                 };
 355         }
 356         else {
 357             push @search_boxes_array,
 358                 {
 359                 boolean => 1,
 360                 };
 361         }
 362
 363     }
 364
 365     my @advsearch_limits = split /,/, C4::Context->preference('OpacAdvSearchOptions');
 366     my @advsearch_more_limits = split /,/,
 367       C4::Context->preference('OpacAdvSearchMoreOptions');
 368     $template->param(
 369         uc( C4::Context->preference("marcflavour") ) => 1,    # we already did this for UNIMARC
 370         advsearch         => 1,
 371         search_boxes_loop => \@search_boxes_array,
 372         OpacAdvSearchOptions     => \@advsearch_limits,
 373         OpacAdvSearchMoreOptions => \@advsearch_more_limits,
 374     );
 375
 376     # use the global setting by default
 377     if ( C4::Context->preference("expandedSearchOption") == 1 ) {
 378         $template->param( expanded_options => C4::Context->preference("expandedSearchOption") );
 379     }
 380     # but let the user override it
 381     if (defined $cgi->param('expanded_options')) {
 382         if ( ($cgi->param('expanded_options') == 0) || ($cgi->param('expanded_options') == 1 ) ) {
 383             $template->param( expanded_options => scalar $cgi->param('expanded_options'));
 384         }
 385     }
 386
 387
 388     output_html_with_http_headers $cgi, $cookie, $template->output;
 389     exit;
 390 }
 391
 392 ### OK, if we're this far, we're performing an actual search
 393
 394 # Fetch the paramater list as a hash in scalar context:
 395 #  * returns paramater list as tied hash ref
 396 #  * we can edit the values by changing the key
 397 #  * multivalued CGI paramaters are returned as a packaged string separated by "\0" (null)
 398 my $params = $cgi->Vars;
 399 my $tag;
 400 if ( $params->{tag} ) {
 401     $tag = $params->{tag};
 402     $template->param( tag => $tag );
 403 }
 404
 405 # String with params with the search criteria for the paging in opac-detail
 406 # param value is URI encoded and params separator is HTML encode (&amp;)
 407 my $pasarParams = '';
 408 my $j = 0;
 409 for (keys %$params) {
 410     my @pasarParam = $cgi->multi_param($_);
 411     for my $paramValue(@pasarParam) {
 412         $pasarParams .= '&amp;' if ($j > 0);
 413         $pasarParams .= $_ . '=' . uri_escape_utf8($paramValue);
 414         $j++;
 415     }
 416 }
 417
 418 # Params that can have more than one value
 419 # sort by is used to sort the query
 420 # in theory can have more than one but generally there's just one
 421 my @sort_by;
 422 my $default_sort_by;
 423 if (   C4::Context->preference('OPACdefaultSortField')
 424     && C4::Context->preference('OPACdefaultSortOrder') ) {
 425     $default_sort_by =
 426         C4::Context->preference('OPACdefaultSortField') . '_'
 427       . C4::Context->preference('OPACdefaultSortOrder');
 428 }
 429
 430 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/;
 431 @sort_by = $cgi->multi_param('sort_by');
 432 $sort_by[0] = $default_sort_by if !$sort_by[0] && defined($default_sort_by);
 433 foreach my $sort (@sort_by) {
 434     if ( grep { /^$sort$/ } @allowed_sortby ) {
 435         $template->param($sort => 1);
 436     }
 437 }
 438 $template->param('sort_by' => $sort_by[0]);
 439
 440 # Use the servers defined, or just search our local catalog(default)
 441 my @servers = $cgi->multi_param('server');
 442 unless (@servers) {
 443     #FIXME: this should be handled using Context.pm
 444     @servers = ("biblioserver");
 445     # @servers = C4::Context->config("biblioserver");
 446 }
 447
 448 # operators include boolean and proximity operators and are used
 449 # to evaluate multiple operands
 450 my @operators = $cgi->multi_param('op');
 451 @operators = map { uri_unescape($_) } @operators;
 452
 453 # indexes are query qualifiers, like 'title', 'author', etc. They
 454 # can be single or multiple parameters separated by comma: kw,right-Truncation
 455 my @indexes = $cgi->multi_param('idx');
 456 @indexes = map { uri_unescape($_) } @indexes;
 457
 458 # if a simple index (only one)  display the index used in the top search box
 459 if ($indexes[0] && !$indexes[1]) {
 460     my $idx = "ms_".$indexes[0];
 461     $idx =~ s/\,/comma/g;  # template toolkit doesn't like variables with a , in it
 462     $idx =~ s/-/dash/g;  # template toolkit doesn't like variables with a dash in it
 463     $template->param($idx => 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 $hits;
 535
 536 # Define some global variables
 537 my ($error,$query,$simple_query,$query_cgi,$query_desc,$limit,$limit_cgi,$limit_desc,$query_type);
 538
 539 my @results;
 540
 541 my $suppress = 0;
 542 if (C4::Context->preference('OpacSuppression')) {
 543     # OPAC suppression by IP address
 544     if (C4::Context->preference('OpacSuppressionByIPRange')) {
 545         my $IPAddress = $ENV{'REMOTE_ADDR'};
 546         my $IPRange = C4::Context->preference('OpacSuppressionByIPRange');
 547         $suppress = ($IPAddress !~ /^$IPRange/);
 548     }
 549     else {
 550         $suppress = 1;
 551     }
 552 }
 553
 554 my $build_params = {
 555     suppress => $suppress
 556 };
 557
 558 unless ( $cgi->param('advsearch') ) {
 559     $build_params->{weighted_fields} = 1;
 560 }
 561
 562 ## I. BUILD THE QUERY
 563 ( $error,$query,$simple_query,$query_cgi,$query_desc,$limit,$limit_cgi,$limit_desc,$query_type)
 564   = $builder->build_query_compat( \@operators, \@operands,
 565     \@indexes, \@limits, \@sort_by, 0, $lang, $build_params);
 566
 567 sub _input_cgi_parse {
 568     my @elements;
 569     my $query_cgi = shift or return @elements;
 570     for my $this_cgi ( split('&',$query_cgi) ) {
 571         next unless $this_cgi;
 572         $this_cgi =~ /(.*?)=(.*)/;
 573         push @elements, { input_name => $1, input_value => Encode::decode_utf8( uri_unescape($2) ) };
 574     }
 575     return @elements;
 576 }
 577
 578 ## parse the query_cgi string and put it into a form suitable for <input>s
 579 my @query_inputs = _input_cgi_parse($query_cgi);
 580 $template->param ( QUERY_INPUTS => \@query_inputs );
 581
 582 ## parse the limit_cgi string and put it into a form suitable for <input>s
 583 my @limit_inputs = $limit_cgi ? _input_cgi_parse($limit_cgi) : ();
 584
 585 # OpenURL
 586 my @OpenURL_itypes;
 587 if (C4::Context->preference('OPACShowOpenURL')) {
 588     @OpenURL_itypes = split( /\s/, C4::Context->preference('OPACOpenURLItemTypes') );
 589     $template->param(
 590         OPACShowOpenURL => 1,
 591         OpenURLResolverURL => C4::Context->preference('OpenURLResolverURL'),
 592         OpenURLText => C4::Context->preference('OpenURLText'),
 593         OpenURLImageLocation => C4::Context->preference('OpenURLImageLocation')
 594     );
 595 }
 596
 597 $template->param ( LIMIT_INPUTS => \@limit_inputs );
 598 $template->param ( OPACResultsSidebar => C4::Context->preference('OPACResultsSidebar'));
 599
 600 ## II. DO THE SEARCH AND GET THE RESULTS
 601 my $total = 0; # the total results for the whole set
 602 my $facets; # this object stores the faceted results that display on the left-hand of the results page
 603 my @results_array;
 604 my $results_hashref;
 605 my @coins;
 606
 607 if ($tag) {
 608     $query_cgi = "tag=" .  uri_escape_utf8( $tag ) . "&" . $query_cgi;
 609     my $taglist = get_tags({term=>$tag, approved=>1});
 610     $results_hashref->{biblioserver}->{hits} = scalar (@$taglist);
 611     my @marclist = map { C4::Biblio::GetXmlBiblio( $_->{biblionumber} ) } @$taglist;
 612     $DEBUG and printf STDERR "taglist (%s biblionumber)\nmarclist (%s records)\n", scalar(@$taglist), scalar(@marclist);
 613     $results_hashref->{biblioserver}->{RECORDS} = \@marclist;
 614     # FIXME: tag search and standard search should work together, not exclusively
 615     # FIXME: Because search and standard search don't work together OpacHiddenItems
 616     #        displays search results which should be hidden.
 617     # FIXME: No facets for tags search.
 618 } elsif ($build_grouped_results) {
 619     eval {
 620         ($error, $results_hashref, $facets) = C4::Search::pazGetRecords($query,$simple_query,\@sort_by,\@servers,$results_per_page,$offset,undef,$query_type,$scan);
 621     };
 622 } else {
 623     $pasarParams .= '&amp;query=' . uri_escape_utf8($query);
 624     $pasarParams .= '&amp;count=' . uri_escape_utf8($results_per_page);
 625     $pasarParams .= '&amp;simple_query=' . uri_escape_utf8($simple_query);
 626     $pasarParams .= '&amp;query_type=' . uri_escape_utf8($query_type) if ($query_type);
 627     my $itemtypes_nocategory = { map { $_->{itemtype} => $_ } @{ Koha::ItemTypes->search_with_localization->unblessed } };
 628     eval {
 629         ($error, $results_hashref, $facets) = $searcher->search_compat($query,$simple_query,\@sort_by,\@servers,$results_per_page,$offset,undef,$itemtypes_nocategory,$query_type,$scan,1);
 630 };
 631 }
 632
 633 # use Data::Dumper; print STDERR "-" x 25, "\n", Dumper($results_hashref);
 634 if (not $tag and ( $@ || $error)) {
 635     $template->param(query_error => $error.$@);
 636     output_html_with_http_headers $cgi, $cookie, $template->output;
 637     exit;
 638 }
 639
 640 # At this point, each server has given us a result set
 641 # now we build that set for template display
 642 my @sup_results_array;
 643 my $search_context = {};
 644 $search_context->{'interface'} = 'opac';
 645 if (C4::Context->preference('OpacHiddenItemsExceptions')){
 646     $search_context->{'category'} = $patron ? $patron->categorycode : q{};
 647 }
 648
 649 for (my $i=0;$i<@servers;$i++) {
 650     my $server = $servers[$i];
 651     if ($server && $server =~/biblioserver/) { # this is the local bibliographic server
 652         $hits = $results_hashref->{$server}->{"hits"};
 653         my $page = $cgi->param('page') || 0;
 654         my @newresults;
 655         if ($build_grouped_results) {
 656             foreach my $group (@{ $results_hashref->{$server}->{"GROUPS"} }) {
 657                 # because pazGetRecords handles retieving only the records
 658                 # we want as specified by $offset and $results_per_page,
 659                 # we need to set the offset parameter of searchResults to 0
 660                 my @group_results = searchResults( $search_context, $query_desc, $group->{'group_count'},$results_per_page, 0, $scan,
 661                                                    $group->{"RECORDS"});
 662                 push @newresults, { group_label => $group->{'group_label'}, GROUP_RESULTS => \@group_results };
 663             }
 664         } else {
 665             @newresults = searchResults( $search_context, $query_desc, $hits, $results_per_page, $offset, $scan,
 666                                         $results_hashref->{$server}->{"RECORDS"});
 667         }
 668         $hits = 0 unless @newresults;
 669
 670         my $art_req_itypes;
 671         if( C4::Context->preference('ArticleRequests') ) {
 672             $art_req_itypes = Koha::IssuingRules->guess_article_requestable_itemtypes({ $patron ? ( categorycode => $patron->categorycode ) : () });
 673         }
 674
 675         foreach my $res (@newresults) {
 676
 677             # must define a value for size if not present in DB
 678             # in order to avoid problems generated by the default size value in TT
 679             if ( not exists $res->{'size'} ) { $res->{'size'} = "" }
 680             # while we're checking each line, see if item is in the cart
 681             if ( grep {$_ eq $res->{'biblionumber'}} @cart_list) {
 682                 $res->{'incart'} = 1;
 683             }
 684
 685             if (C4::Context->preference('COinSinOPACResults')) {
 686                 my $biblio = Koha::Biblios->find( $res->{'biblionumber'} );
 687                 $res->{coins} = $biblio->get_coins;
 688             }
 689             if ( C4::Context->preference( "Babeltheque" ) and $res->{normalized_isbn} ) {
 690                 if( my $isbn = Business::ISBN->new( $res->{normalized_isbn} ) ) {
 691                     $isbn = $isbn->as_isbn13->as_string;
 692                     $isbn =~ s/-//g;
 693                     my $social_datas = C4::SocialData::get_data( $isbn );
 694                     if ( $social_datas ) {
 695                         for my $key ( keys %$social_datas ) {
 696                             $res->{$key} = $$social_datas{$key};
 697                             if ( $key eq 'score_avg' ){
 698                                 $res->{score_int} = sprintf("%.0f", $$social_datas{score_avg} );
 699                             }
 700                         }
 701                     }
 702                 }
 703             }
 704
 705             if (C4::Context->preference('TagsEnabled') and
 706                 C4::Context->preference('TagsShowOnList')) {
 707                 if ( my $bibnum = $res->{biblionumber} ) {
 708                     $res->{itemsissued} = CountItemsIssued( $bibnum );
 709                     $res->{'TagLoop'} = get_tags({
 710                         biblionumber => $bibnum,
 711                         approved => 1,
 712                         sort => '-weight',
 713                         limit => C4::Context->preference('TagsShowOnList')
 714                     });
 715                 }
 716             }
 717
 718             $res->{shelves} = Koha::Virtualshelves->get_shelves_containing_record(
 719                 {
 720                     biblionumber   => $res->{biblionumber},
 721                     borrowernumber => $borrowernumber
 722                 }
 723             );
 724
 725             if ( C4::Context->preference('OpacStarRatings') eq 'all' ) {
 726                 my $ratings = Koha::Ratings->search({ biblionumber => $res->{biblionumber} });
 727                 $res->{ratings} = $ratings;
 728                 $res->{my_rating} = $borrowernumber ? $ratings->search({ borrowernumber => $borrowernumber })->next : undef;
 729             }
 730
 731             # BZ17530: 'Intelligent' guess if result can be article requested
 732             $res->{artreqpossible} = ( $art_req_itypes->{ $res->{itemtype} // q{} } || $art_req_itypes->{ '*' } ) ? 1 : q{};
 733         }
 734
 735         if ($results_hashref->{$server}->{"hits"}){
 736             $total = $total + $hits;
 737         }
 738
 739         # Opac search history
 740         if (C4::Context->preference('EnableOpacSearchHistory')) {
 741             unless ( $offset ) {
 742                 my $path_info = $cgi->url(-path_info=>1);
 743                 my $query_cgi_history = $cgi->url(-query=>1);
 744                 $query_cgi_history =~ s/^$path_info\?//;
 745                 $query_cgi_history =~ s/;/&/g;
 746                 my $query_desc_history = join ", ", grep { defined $_ } $query_desc, $limit_desc;
 747
 748                 unless ( $borrowernumber ) {
 749                     my $new_searches = C4::Search::History::add_to_session({
 750                             cgi => $cgi,
 751                             query_desc => $query_desc_history,
 752                             query_cgi => $query_cgi_history,
 753                             total => $total,
 754                             type => "biblio",
 755                     });
 756                 } else {
 757                     # To the session (the user is logged in)
 758                     C4::Search::History::add({
 759                         userid => $borrowernumber,
 760                         sessionid => $cgi->cookie("CGISESSID"),
 761                         query_desc => $query_desc_history,
 762                         query_cgi => $query_cgi_history,
 763                         total => $total,
 764                         type => "biblio",
 765                     });
 766                 }
 767             }
 768             $template->param( EnableOpacSearchHistory => 1 );
 769         }
 770
 771         ## If there's just one result, redirect to the detail page
 772         if ($total == 1 && $format ne 'rss2'
 773         && $format ne 'opensearchdescription' && $format ne 'atom') {
 774             my $biblionumber=$newresults[0]->{biblionumber};
 775             if (C4::Context->preference('BiblioDefaultView') eq 'isbd') {
 776                 print $cgi->redirect("/cgi-bin/koha/opac-ISBDdetail.pl?biblionumber=$biblionumber");
 777             } elsif  (C4::Context->preference('BiblioDefaultView') eq 'marc') {
 778                 print $cgi->redirect("/cgi-bin/koha/opac-MARCdetail.pl?biblionumber=$biblionumber");
 779             } else {
 780                 print $cgi->redirect("/cgi-bin/koha/opac-detail.pl?biblionumber=$biblionumber");
 781             }
 782             exit;
 783         }
 784         if ($hits) {
 785             if ( !$build_grouped_results ) {
 786                 # We build the encrypted list of first OPACnumSearchResults biblios to pass with the search criteria for paging on opac-detail
 787                 $pasarParams .= '&amp;listBiblios=';
 788                 my $j = 0;
 789                 foreach (@newresults) {
 790                     my $bibnum = ($_->{biblionumber})?$_->{biblionumber}:0;
 791                     $pasarParams .= uri_escape_utf8($bibnum) . ',';
 792                     $j++;
 793                     last if ($j == $results_per_page);
 794                 }
 795                 chop $pasarParams if ($pasarParams =~ /,$/);
 796                 $pasarParams .= '&amp;total=' . uri_escape_utf8( int($total) ) if ($pasarParams !~ /total=(?:[0-9]+)?/);
 797                 if ($pasarParams) {
 798                     my $session = get_session($cgi->cookie("CGISESSID"));
 799                     $session->param('busc' => $pasarParams);
 800                 }
 801                 #
 802             }
 803             $template->param(total => $hits);
 804             my $limit_cgi_not_availablity = $limit_cgi;
 805             $limit_cgi_not_availablity =~ s/&limit=available//g if defined $limit_cgi_not_availablity;
 806             $template->param(limit_cgi_not_availablity => $limit_cgi_not_availablity);
 807             $template->param(limit_cgi => $limit_cgi);
 808             $template->param(countrss  => $countRSS );
 809             $template->param(query_cgi => $query_cgi);
 810             $template->param(query_desc => $query_desc);
 811             $template->param(limit_desc => $limit_desc);
 812             $template->param(offset     => $offset);
 813             $template->param(DisplayMultiPlaceHold => $DisplayMultiPlaceHold);
 814             if ($query_desc || $limit_desc) {
 815                 $template->param(searchdesc => 1);
 816             }
 817             $template->param(results_per_page =>  $results_per_page);
 818             my $hide = C4::Context->preference('OpacHiddenItems');
 819             $hide = ($hide =~ m/\S/) if $hide; # Just in case it has some spaces/new lines
 820             my $branch = '';
 821             if (C4::Context->userenv){
 822                 $branch = C4::Context->userenv->{branch};
 823             }
 824             if ( C4::Context->preference('HighlightOwnItemsOnOPAC') ) {
 825                 if (
 826                     ( ( C4::Context->preference('HighlightOwnItemsOnOPACWhich') eq 'PatronBranch' ) && $branch )
 827                     ||
 828                     C4::Context->preference('HighlightOwnItemsOnOPACWhich') eq 'OpacURLBranch'
 829                 ) {
 830                     my $branchcode;
 831                     if ( C4::Context->preference('HighlightOwnItemsOnOPACWhich') eq 'PatronBranch' ) {
 832                         $branchcode = $branch;
 833                     }
 834                     elsif (  C4::Context->preference('HighlightOwnItemsOnOPACWhich') eq 'OpacURLBranch' ) {
 835                         $branchcode = $ENV{'BRANCHCODE'};
 836                     }
 837
 838                     foreach my $res ( @newresults ) {
 839                         my @new_loop;
 840                         my @top_loop;
 841                         my @old_loop = @{$res->{'available_items_loop'}};
 842                         foreach my $item ( @old_loop ) {
 843                             if ( $item->{'branchcode'} eq $branchcode ) {
 844                                 $item->{'this_branch'} = 1;
 845                                 push( @top_loop, $item );
 846                             } else {
 847                                 push( @new_loop, $item );
 848                             }
 849                         }
 850                         my @complete_loop = ( @top_loop, @new_loop );
 851                         $res->{'available_items_loop'} = \@complete_loop;
 852                     }
 853                 }
 854             }
 855
 856             $template->param(
 857                 SEARCH_RESULTS => \@newresults,
 858                 OPACItemsResultsDisplay => (C4::Context->preference("OPACItemsResultsDisplay")),
 859                 suppress_result_number => $hide,
 860                             );
 861             if (C4::Context->preference("OPACLocalCoverImages")){
 862                 $template->param(OPACLocalCoverImages => 1);
 863                 $template->param(OPACLocalCoverImagesPriority => C4::Context->preference("OPACLocalCoverImagesPriority"));
 864             }
 865             ## Build the page numbers on the bottom of the page
 866             my @page_numbers;
 867             my $max_result_window = $searcher->max_result_window;
 868             my $hits_to_paginate = ($max_result_window && $max_result_window < $hits) ? $max_result_window : $hits;
 869             $template->param( hits_to_paginate => $hits_to_paginate );
 870             # total number of pages there will be
 871             my $pages = ceil($hits_to_paginate / $results_per_page);
 872             my $last_page_offset = ( $pages - 1 ) * $results_per_page;
 873             # default page number
 874             my $current_page_number = 1;
 875             if ($offset) {
 876                 $current_page_number = ( $offset / $results_per_page + 1 );
 877             }
 878             my $previous_page_offset;
 879             if ( $offset >= $results_per_page ) {
 880                 $previous_page_offset = $offset - $results_per_page;
 881             }
 882             my $next_page_offset = $offset + $results_per_page;
 883             # If we're within the first 10 pages, keep it simple
 884             #warn "current page:".$current_page_number;
 885             if ($current_page_number < 10) {
 886                 # just show the first 10 pages
 887                 # Loop through the pages
 888                 my $pages_to_show = 10;
 889                 $pages_to_show = $pages if $pages<10;
 890                 for ($i=1; $i<=$pages_to_show;$i++) {
 891                     # the offset for this page
 892                     my $this_offset = (($i*$results_per_page)-$results_per_page);
 893                     # the page number for this page
 894                     my $this_page_number = $i;
 895                     # put it in the array
 896                     push @page_numbers,
 897                       { offset    => $this_offset,
 898                         pg        => $this_page_number,
 899                         highlight => $this_page_number == $current_page_number,
 900                         sort_by   => join ' ', @sort_by
 901                       };
 902
 903                 }
 904
 905             }
 906             # now, show twenty pages, with the current one smack in the middle
 907             else {
 908                 for ($i=$current_page_number; $i<=($current_page_number + 20 );$i++) {
 909                     my $this_offset = ((($i-9)*$results_per_page)-$results_per_page);
 910                     my $this_page_number = $i-9;
 911                     if ( $this_page_number <= $pages ) {
 912                         push @page_numbers,
 913                           { offset    => $this_offset,
 914                             pg        => $this_page_number,
 915                             highlight => $this_page_number == $current_page_number,
 916                             sort_by => join ' ', @sort_by
 917                           };
 918                     }
 919                 }
 920
 921             }
 922             $template->param(   PAGE_NUMBERS => \@page_numbers,
 923                                 last_page_offset => $last_page_offset,
 924                                 previous_page_offset => $previous_page_offset) unless $pages < 2;
 925             $template->param(next_page_offset => $next_page_offset) unless $pages eq $current_page_number;
 926         }
 927         # no hits
 928         else {
 929             my $nohits = C4::Context->preference('OPACNoResultsFound');
 930             if ($nohits and $nohits=~/{QUERY_KW}/){
 931                 # extracting keywords in case of relaunching search
 932                 (my $query_kw=$query_desc)=~s/ and|or / /g;
 933                 my @query_kw=($query_kw=~ /([-\w]+\b)(?:[^,:]|$)/g);
 934                 $query_kw=join('+',@query_kw);
 935                 $nohits=~s/{QUERY_KW}/$query_kw/g;
 936                 $template->param('OPACNoResultsFound' =>$nohits);
 937             }
 938             $template->param(
 939                 searchdesc => 1,
 940                 query_desc => $query_desc,
 941                 limit_desc => $limit_desc,
 942                 query_cgi  => $query_cgi,
 943                 limit_cgi  => $limit_cgi
 944             );
 945         }
 946     } # end of the if local
 947     # asynchronously search the authority server
 948     elsif ($server && $server =~/authorityserver/) { # this is the local authority server
 949         my @inner_sup_results_array;
 950         for my $sup_record ( @{$results_hashref->{$server}->{"RECORDS"}} ) {
 951             my $marc_record_object = MARC::Record->new_from_usmarc($sup_record);
 952             my $title_field = $marc_record_object->field(100);
 953             push @inner_sup_results_array, {
 954                 'title' => $title_field->subfield('a'),
 955                 'link' => "&amp;idx=an&amp;q=".$marc_record_object->field('001')->as_string(),
 956             };
 957         }
 958         my $servername = $server;
 959         push @sup_results_array, {  servername => $servername,
 960                                     inner_sup_results_loop => \@inner_sup_results_array} if @inner_sup_results_array;
 961     }
 962     # FIXME: can add support for other targets as needed here
 963     $template->param(           outer_sup_results_loop => \@sup_results_array);
 964 } #/end of the for loop
 965 #$template->param(FEDERATED_RESULTS => \@results_array);
 966
 967 for my $facet ( @$facets ) {
 968     for my $entry ( @{ $facet->{facets} } ) {
 969         my $index = $entry->{type_link_value};
 970         my $value = $entry->{facet_link_value};
 971         $entry->{active} = grep { $_->{input_value} eq qq{$index:$value} } @limit_inputs;
 972     }
 973 }
 974
 975
 976 $template->param(
 977             #classlist => $classlist,
 978             total => $total,
 979             opacfacets => 1,
 980             facets_loop => $facets,
 981             displayFacetCount=> C4::Context->preference('displayFacetCount')||0,
 982             scan => $scan,
 983             search_error => $error,
 984 );
 985
 986 if ($query_desc || $limit_desc) {
 987     $template->param(searchdesc => 1);
 988 }
 989
 990 # VI. BUILD THE TEMPLATE
 991 my $some_private_shelves = Koha::Virtualshelves->get_some_shelves(
 992     {
 993         borrowernumber => $borrowernumber,
 994         add_allowed    => 1,
 995         category       => 1,
 996     }
 997 );
 998 my $some_public_shelves = Koha::Virtualshelves->get_some_shelves(
 999     {
1000         borrowernumber => $borrowernumber,
1001         add_allowed    => 1,
1002         category       => 2,
1003     }
1004 );
1005
1006 $template->param(
1007     add_to_some_private_shelves => $some_private_shelves,
1008     add_to_some_public_shelves  => $some_public_shelves,
1009 );
1010
1011 my $content_type = ($format eq 'rss' or $format eq 'atom') ? $format : 'html';
1012
1013 # If GoogleIndicTransliteration system preference is On Set parameter to load Google's javascript in OPAC search screens
1014 if (C4::Context->preference('GoogleIndicTransliteration')) {
1015         $template->param('GoogleIndicTransliteration' => 1);
1016 }
1017
1018 $template->{VARS}->{DidYouMean} =
1019   ( defined C4::Context->preference('OPACdidyoumean')
1020       && C4::Context->preference('OPACdidyoumean') =~ m/enable/ );
1021 $template->{VARS}->{IDreamBooksReviews} = C4::Context->preference('IDreamBooksReviews');
1022 $template->{VARS}->{IDreamBooksReadometer} = C4::Context->preference('IDreamBooksReadometer');
1023 $template->{VARS}->{IDreamBooksResults} = C4::Context->preference('IDreamBooksResults');
1024
1025 if ($offset == 0) {
1026     $template->param(firstPage => 1);
1027 }
1028
1029     $template->param( borrowernumber    => $borrowernumber);
1030 output_with_http_headers $cgi, $cookie, $template->output, $content_type;