opac/opac-search.pl

   1 #!/usr/bin/perl
   2
   3 # Copyright 2008 Garry Collum and the Koha Koha Development team
   4 # Copyright 2010 BibLibre
   5 #
   6 # This file is part of Koha.
   7 #
   8 # Koha is free software; you can redistribute it and/or modify it under the
   9 # terms of the GNU General Public License as published by the Free Software
  10 # Foundation; either version 2 of the License, or (at your option) any later
  11 # version.
  12 #
  13 # Koha is distributed in the hope that it will be useful, but WITHOUT ANY
  14 # WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
  15 # A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
  16 #
  17 # You should have received a copy of the GNU General Public License along
  18 # with Koha; if not, write to the Free Software Foundation, Inc.,
  19 # 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  20
  21 # Script to perform searching
  22 # Mostly copied from search.pl, see POD there
  23 use strict;            # always use
  24 use warnings;
  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 C4::Output;
  32 use C4::Auth qw(:DEFAULT get_session);
  33 use C4::Languages qw(getAllLanguages);
  34 use C4::Search;
  35 use C4::Biblio;  # GetBiblioData
  36 use C4::Koha;
  37 use C4::Tags qw(get_tags);
  38 use C4::Branch; # GetBranches
  39 use POSIX qw(ceil floor strftime);
  40 use URI::Escape;
  41 use Storable qw(thaw freeze);
  42
  43
  44 my $DisplayMultiPlaceHold = C4::Context->preference("DisplayMultiPlaceHold");
  45 # create a new CGI object
  46 # FIXME: no_undef_params needs to be tested
  47 use CGI qw('-no_undef_params');
  48 my $cgi = new CGI;
  49
  50 BEGIN {
  51         if (C4::Context->preference('BakerTaylorEnabled')) {
  52                 require C4::External::BakerTaylor;
  53                 import C4::External::BakerTaylor qw(&image_url &link_url);
  54         }
  55 }
  56
  57 my ($template,$borrowernumber,$cookie);
  58
  59 # decide which template to use
  60 my $template_name;
  61 my $template_type = 'basic';
  62 my @params = $cgi->param("limit");
  63
  64 my $format = $cgi->param("format") || '';
  65 my $build_grouped_results = C4::Context->preference('OPACGroupResults');
  66 if ($format =~ /(rss|atom|opensearchdescription)/) {
  67         $template_name = 'opac-opensearch.tmpl';
  68 }
  69 elsif (@params && $build_grouped_results) {
  70     $template_name = 'opac-results-grouped.tmpl';
  71 }
  72 elsif ((@params>=1) || ($cgi->param("q")) || ($cgi->param('multibranchlimit')) || ($cgi->param('limit-yr')) ) {
  73         $template_name = 'opac-results.tmpl';
  74 }
  75 else {
  76     $template_name = 'opac-advsearch.tmpl';
  77     $template_type = 'advsearch';
  78 }
  79 # load the template
  80 ($template, $borrowernumber, $cookie) = get_template_and_user({
  81     template_name => $template_name,
  82     query => $cgi,
  83     type => "opac",
  84     authnotrequired => ( C4::Context->preference("OpacPublic") ? 1 : 0 ),
  85     }
  86 );
  87 if ($template_name eq 'opac-results.tmpl') {
  88    $template->param('COinSinOPACResults' => C4::Context->preference('COinSinOPACResults'));
  89 }
  90
  91 if ($format eq 'rss2' or $format eq 'opensearchdescription' or $format eq 'atom') {
  92         $template->param($format => 1);
  93     $template->param(timestamp => strftime("%Y-%m-%dT%H:%M:%S-00:00", gmtime)) if ($format eq 'atom');
  94     # FIXME - the timestamp is a hack - the biblio update timestamp should be used for each
  95     # entry, but not sure if that's worth an extra database query for each bib
  96 }
  97 if (C4::Context->preference("marcflavour") eq "UNIMARC" ) {
  98     $template->param('UNIMARC' => 1);
  99 }
 100 elsif (C4::Context->preference("marcflavour") eq "MARC21" ) {
 101     $template->param('usmarc' => 1);
 102 }
 103 $template->param( 'AllowOnShelfHolds' => C4::Context->preference('AllowOnShelfHolds') );
 104 $template->param( 'OPACNoResultsFound' => C4::Context->preference('OPACNoResultsFound') );
 105
 106 if (C4::Context->preference('BakerTaylorEnabled')) {
 107         $template->param(
 108                 BakerTaylorEnabled  => 1,
 109                 BakerTaylorImageURL => &image_url(),
 110                 BakerTaylorLinkURL  => &link_url(),
 111                 BakerTaylorBookstoreURL => C4::Context->preference('BakerTaylorBookstoreURL'),
 112         );
 113 }
 114 if (C4::Context->preference('TagsEnabled')) {
 115         $template->param(TagsEnabled => 1);
 116         foreach (qw(TagsShowOnList TagsInputOnList)) {
 117                 C4::Context->preference($_) and $template->param($_ => 1);
 118         }
 119 }
 120
 121 ## URI Re-Writing
 122 # Deprecated, but preserved because it's interesting :-)
 123 # The same thing can be accomplished with mod_rewrite in
 124 # a more elegant way
 125 #
 126 #my $rewrite_flag;
 127 #my $uri = $cgi->url(-base => 1);
 128 #my $relative_url = $cgi->url(-relative=>1);
 129 #$uri.="/".$relative_url."?";
 130 #warn "URI:$uri";
 131 #my @cgi_params_list = $cgi->param();
 132 #my $url_params = $cgi->Vars;
 133 #
 134 #for my $each_param_set (@cgi_params_list) {
 135 #    $uri.= join "",  map "\&$each_param_set=".$_, split("\0",$url_params->{$each_param_set}) if $url_params->{$each_param_set};
 136 #}
 137 #warn "New URI:$uri";
 138 # Only re-write a URI if there are params or if it already hasn't been re-written
 139 #unless (($cgi->param('r')) || (!$cgi->param()) ) {
 140 #    print $cgi->redirect(     -uri=>$uri."&r=1",
 141 #                            -cookie => $cookie);
 142 #    exit;
 143 #}
 144
 145 # load the branches
 146
 147 my $branches = GetBranches();   # used later in *getRecords, probably should be internalized by those functions after caching in C4::Branch is established
 148 $template->param(
 149     searchdomainloop => GetBranchCategories(undef,'searchdomain'),
 150 );
 151
 152 # load the language limits (for search)
 153 my $languages_limit_loop = getAllLanguages();
 154 $template->param(search_languages_loop => $languages_limit_loop,);
 155
 156 # load the Type stuff
 157 my $itemtypes = GetItemTypes;
 158 # the index parameter is different for item-level itemtypes
 159 my $itype_or_itemtype = (C4::Context->preference("item-level_itypes"))?'itype':'itemtype';
 160 my @itemtypesloop;
 161 my $selected=1;
 162 my $cnt;
 163 my $advanced_search_types = C4::Context->preference("AdvancedSearchTypes");
 164
 165 if (!$advanced_search_types or $advanced_search_types eq 'itemtypes') {
 166         foreach my $thisitemtype ( sort {$itemtypes->{$a}->{'description'} cmp $itemtypes->{$b}->{'description'} } keys %$itemtypes ) {
 167             my %row =(  number=>$cnt++,
 168                 ccl => "$itype_or_itemtype,phr",
 169                 code => $thisitemtype,
 170                 selected => $selected,
 171                 description => $itemtypes->{$thisitemtype}->{'description'},
 172                 count5 => $cnt % 4,
 173                 imageurl=> getitemtypeimagelocation( 'opac', $itemtypes->{$thisitemtype}->{'imageurl'} ),
 174             );
 175         $selected = 0; # set to zero after first pass through
 176         push @itemtypesloop, \%row;
 177         }
 178 } else {
 179     my $advsearchtypes = GetAuthorisedValues($advanced_search_types, '', 'opac');
 180         for my $thisitemtype (@$advsearchtypes) {
 181                 my %row =(
 182                                 number=>$cnt++,
 183                                 ccl => $advanced_search_types,
 184                 code => $thisitemtype->{authorised_value},
 185                 selected => $selected,
 186                 description => $thisitemtype->{'lib'},
 187                 count5 => $cnt % 4,
 188                 imageurl=> getitemtypeimagelocation( 'opac', $thisitemtype->{'imageurl'} ),
 189             );
 190                 push @itemtypesloop, \%row;
 191         }
 192 }
 193 $template->param(itemtypeloop => \@itemtypesloop);
 194
 195 # # load the itypes (Called item types in the template -- just authorized values for searching)
 196 # my ($itypecount,@itype_loop) = GetCcodes();
 197 # $template->param(itypeloop=>\@itype_loop,);
 198
 199 # The following should only be loaded if we're bringing up the advanced search template
 200 if ( $template_type && $template_type eq 'advsearch' ) {
 201     # load the servers (used for searching -- to do federated searching, etc.)
 202     my $primary_servers_loop;# = displayPrimaryServers();
 203     $template->param(outer_servers_loop =>  $primary_servers_loop,);
 204
 205     my $secondary_servers_loop;
 206     $template->param(outer_sup_servers_loop => $secondary_servers_loop,);
 207
 208     # set the default sorting
 209     if (   C4::Context->preference('OPACdefaultSortField')
 210         && C4::Context->preference('OPACdefaultSortOrder') ) {
 211         my $default_sort_by =
 212             C4::Context->preference('OPACdefaultSortField') . '_'
 213           . C4::Context->preference('OPACdefaultSortOrder');
 214         $template->param( sort_by => $default_sort_by );
 215     }
 216
 217     # determine what to display next to the search boxes (ie, boolean option
 218     # shouldn't appear on the first one, scan indexes should, adding a new
 219     # box should only appear on the last, etc.
 220     my @search_boxes_array;
 221     my $search_boxes_count = 3; # begin whith 3 boxes
 222     for (my $i=1;$i<=$search_boxes_count;$i++) {
 223         # if it's the first one, don't display boolean option, but show scan indexes
 224         if ($i==1) {
 225             push @search_boxes_array,
 226                 {
 227                 scan_index => 1,
 228                 };
 229
 230         }
 231         # if it's the last one, show the 'add field' box
 232         elsif ($i==$search_boxes_count) {
 233             push @search_boxes_array,
 234                 {
 235                 boolean => 1,
 236                 add_field => 1,
 237                 };
 238         }
 239         else {
 240             push @search_boxes_array,
 241                 {
 242                 boolean => 1,
 243                 };
 244         }
 245
 246     }
 247     $template->param(uc(C4::Context->preference("marcflavour")) => 1,   # we already did this for UNIMARC
 248                                           advsearch => 1,
 249                       search_boxes_loop => \@search_boxes_array);
 250
 251 # use the global setting by default
 252         if ( C4::Context->preference("expandedSearchOption") == 1 ) {
 253                 $template->param( expanded_options => C4::Context->preference("expandedSearchOption") );
 254         }
 255         # but let the user override it
 256         if (defined $cgi->param('expanded_options')) {
 257             if ( ($cgi->param('expanded_options') == 0) || ($cgi->param('expanded_options') == 1 ) ) {
 258             $template->param( expanded_options => $cgi->param('expanded_options'));
 259             }
 260         }
 261     output_html_with_http_headers $cgi, $cookie, $template->output;
 262     exit;
 263 }
 264
 265 ### OK, if we're this far, we're performing an actual search
 266
 267 # Fetch the paramater list as a hash in scalar context:
 268 #  * returns paramater list as tied hash ref
 269 #  * we can edit the values by changing the key
 270 #  * multivalued CGI paramaters are returned as a packaged string separated by "\0" (null)
 271 my $params = $cgi->Vars;
 272 my $tag;
 273 $tag = $params->{tag} if $params->{tag};
 274
 275 # Params that can have more than one value
 276 # sort by is used to sort the query
 277 # in theory can have more than one but generally there's just one
 278 my @sort_by;
 279 my $default_sort_by;
 280 if (   C4::Context->preference('OPACdefaultSortField')
 281     && C4::Context->preference('OPACdefaultSortOrder') ) {
 282     $default_sort_by =
 283         C4::Context->preference('OPACdefaultSortField') . '_'
 284       . C4::Context->preference('OPACdefaultSortOrder');
 285 }
 286
 287 my @allowed_sortby = qw /acqdate_asc acqdate_dsc author_az author_za call_number_asc call_number_dsc popularity_asc popularity_dsc pubdate_asc pubdate_dsc relevance title_az title_za/;
 288 @sort_by = split("\0",$params->{'sort_by'}) if $params->{'sort_by'};
 289 $sort_by[0] = $default_sort_by if !$sort_by[0] && defined($default_sort_by);
 290 foreach my $sort (@sort_by) {
 291     if ( $sort ~~ @allowed_sortby ) {
 292         $template->param($sort => 1);
 293     }
 294 }
 295 $template->param('sort_by' => $sort_by[0]);
 296
 297 # Use the servers defined, or just search our local catalog(default)
 298 my @servers;
 299 @servers = split("\0",$params->{'server'}) if $params->{'server'};
 300 unless (@servers) {
 301     #FIXME: this should be handled using Context.pm
 302     @servers = ("biblioserver");
 303     # @servers = C4::Context->config("biblioserver");
 304 }
 305
 306 # operators include boolean and proximity operators and are used
 307 # to evaluate multiple operands
 308 my @operators;
 309 @operators = split("\0",$params->{'op'}) if $params->{'op'};
 310
 311 # indexes are query qualifiers, like 'title', 'author', etc. They
 312 # can be single or multiple parameters separated by comma: kw,right-Truncation
 313 my @indexes;
 314 @indexes = split("\0",$params->{'idx'}) if $params->{'idx'};
 315
 316 # if a simple index (only one)  display the index used in the top search box
 317 if ($indexes[0] && !$indexes[1]) {
 318     $template->param("ms_".$indexes[0] => 1);
 319 }
 320 # an operand can be a single term, a phrase, or a complete ccl query
 321 my @operands;
 322 @operands = split("\0",$params->{'q'}) if $params->{'q'};
 323
 324 # if a simple search, display the value in the search box
 325 if ($operands[0] && !$operands[1]) {
 326     $template->param(ms_value => $operands[0]);
 327 }
 328
 329 # limits are use to limit to results to a pre-defined category such as branch or language
 330 my @limits;
 331 @limits = split("\0",$params->{'limit'}) if $params->{'limit'};
 332
 333 if($params->{'multibranchlimit'}) {
 334     push @limits, '('.join( " or ", map { "branch: $_ " } @{ GetBranchesInCategory( $params->{'multibranchlimit'} ) } ).')';
 335 }
 336
 337 my $available;
 338 foreach my $limit(@limits) {
 339     if ($limit =~/available/) {
 340         $available = 1;
 341     }
 342 }
 343 $template->param(available => $available);
 344
 345 # append year limits if they exist
 346 if ($params->{'limit-yr'}) {
 347     if ($params->{'limit-yr'} =~ /\d{4}-\d{4}/) {
 348         my ($yr1,$yr2) = split(/-/, $params->{'limit-yr'});
 349         push @limits, "yr,st-numeric,ge=$yr1 and yr,st-numeric,le=$yr2";
 350     }
 351     elsif ($params->{'limit-yr'} =~ /\d{4}/) {
 352         push @limits, "yr,st-numeric=$params->{'limit-yr'}";
 353     }
 354     else {
 355         #FIXME: Should return a error to the user, incorect date format specified
 356     }
 357 }
 358
 359 # Params that can only have one value
 360 my $scan = $params->{'scan'};
 361 my $count = C4::Context->preference('OPACnumSearchResults') || 20;
 362 my $countRSS         = C4::Context->preference('numSearchRSSResults') || 50;
 363 my $results_per_page = $params->{'count'} || $count;
 364 my $offset = $params->{'offset'} || 0;
 365 my $page = $cgi->param('page') || 1;
 366 $offset = ($page-1)*$results_per_page if $page>1;
 367 my $hits;
 368 my $expanded_facet = $params->{'expand'};
 369
 370 # Define some global variables
 371 my ($error,$query,$simple_query,$query_cgi,$query_desc,$limit,$limit_cgi,$limit_desc,$stopwords_removed,$query_type);
 372
 373 my @results;
 374
 375 ## I. BUILD THE QUERY
 376 my $lang = C4::Templates::getlanguagecookie($cgi);
 377 ( $error,$query,$simple_query,$query_cgi,$query_desc,$limit,$limit_cgi,$limit_desc,$stopwords_removed,$query_type) = buildQuery(\@operators,\@operands,\@indexes,\@limits,\@sort_by, 0, $lang);
 378
 379 sub _input_cgi_parse ($) {
 380     my @elements;
 381     for my $this_cgi ( split('&',shift) ) {
 382         next unless $this_cgi;
 383         $this_cgi =~ /(.*?)=(.*)/;
 384         push @elements, { input_name => $1, input_value => $2 };
 385     }
 386     return @elements;
 387 }
 388
 389 ## parse the query_cgi string and put it into a form suitable for <input>s
 390 my @query_inputs = _input_cgi_parse($query_cgi);
 391 $template->param ( QUERY_INPUTS => \@query_inputs );
 392
 393 ## parse the limit_cgi string and put it into a form suitable for <input>s
 394 my @limit_inputs = $limit_cgi ? _input_cgi_parse($limit_cgi) : ();
 395
 396 # add OPAC 'hidelostitems'
 397 #if (C4::Context->preference('hidelostitems') == 1) {
 398 #    # either lost ge 0 or no value in the lost register
 399 #    $query ="($query) and ( (lost,st-numeric <= 0) or ( allrecords,AlwaysMatches='' not lost,AlwaysMatches='') )";
 400 #}
 401 #
 402 # add OPAC suppression - requires at least one item indexed with Suppress
 403 if (C4::Context->preference('OpacSuppression')) {
 404     $query = "($query) not Suppress=1";
 405 }
 406
 407 $template->param ( LIMIT_INPUTS => \@limit_inputs );
 408 $template->param ( OPACResultsSidebar => C4::Context->preference('OPACResultsSidebar'));
 409
 410 ## II. DO THE SEARCH AND GET THE RESULTS
 411 my $total = 0; # the total results for the whole set
 412 my $facets; # this object stores the faceted results that display on the left-hand of the results page
 413 my @results_array;
 414 my $results_hashref;
 415 my @coins;
 416
 417 if ($tag) {
 418         $query_cgi = "tag=" .$tag . "&" . $query_cgi;
 419         my $taglist = get_tags({term=>$tag, approved=>1});
 420         $results_hashref->{biblioserver}->{hits} = scalar (@$taglist);
 421         my @biblist  = (map {GetBiblioData($_->{biblionumber})} @$taglist);
 422         my @marclist = (map {$_->{marc}} @biblist );
 423         $DEBUG and printf STDERR "taglist (%s biblionumber)\nmarclist (%s records)\n", scalar(@$taglist), scalar(@marclist);
 424         $results_hashref->{biblioserver}->{RECORDS} = \@marclist;
 425         # FIXME: tag search and standard search should work together, not exclusively
 426         # FIXME: No facets for tags search.
 427 }
 428 elsif (C4::Context->preference('NoZebra')) {
 429     eval {
 430         ($error, $results_hashref, $facets) = NZgetRecords($query,$simple_query,\@sort_by,\@servers,$results_per_page,$offset,$expanded_facet,$branches,$query_type,$scan);
 431     };
 432 } elsif ($build_grouped_results) {
 433     eval {
 434         ($error, $results_hashref, $facets) = C4::Search::pazGetRecords($query,$simple_query,\@sort_by,\@servers,$results_per_page,$offset,$expanded_facet,$branches,$query_type,$scan);
 435     };
 436 } else {
 437     eval {
 438         ($error, $results_hashref, $facets) = getRecords($query,$simple_query,\@sort_by,\@servers,$results_per_page,$offset,$expanded_facet,$branches,$query_type,$scan);
 439     };
 440 }
 441 # This sorts the facets into alphabetical order
 442 if ($facets) {
 443     foreach my $f (@$facets) {
 444         $f->{facets} = [ sort { uc($a->{facet_title_value}) cmp uc($b->{facet_title_value}) } @{ $f->{facets} } ];
 445     }
 446     @$facets = sort {$a->{expand} cmp $b->{expand}} @$facets;
 447 }
 448
 449 # use Data::Dumper; print STDERR "-" x 25, "\n", Dumper($results_hashref);
 450 if ($@ || $error) {
 451     $template->param(query_error => $error.$@);
 452     output_html_with_http_headers $cgi, $cookie, $template->output;
 453     exit;
 454 }
 455
 456 # At this point, each server has given us a result set
 457 # now we build that set for template display
 458 my @sup_results_array;
 459 for (my $i=0;$i<@servers;$i++) {
 460     my $server = $servers[$i];
 461     if ($server && $server =~/biblioserver/) { # this is the local bibliographic server
 462         $hits = $results_hashref->{$server}->{"hits"};
 463         my $page = $cgi->param('page') || 0;
 464         my @newresults;
 465         if ($build_grouped_results) {
 466             foreach my $group (@{ $results_hashref->{$server}->{"GROUPS"} }) {
 467                 # because pazGetRecords handles retieving only the records
 468                 # we want as specified by $offset and $results_per_page,
 469                 # we need to set the offset parameter of searchResults to 0
 470                 my @group_results = searchResults( 'opac', $query_desc, $group->{'group_count'},$results_per_page, 0, $scan,
 471                                                    @{ $group->{"RECORDS"} }, C4::Context->preference('hidelostitems'));
 472                 push @newresults, { group_label => $group->{'group_label'}, GROUP_RESULTS => \@group_results };
 473             }
 474         } else {
 475             @newresults = searchResults('opac', $query_desc, $hits, $results_per_page, $offset, $scan,
 476                                         @{$results_hashref->{$server}->{"RECORDS"}},, C4::Context->preference('hidelostitems'));
 477         }
 478                 my $tag_quantity;
 479                 if (C4::Context->preference('TagsEnabled') and
 480                         $tag_quantity = C4::Context->preference('TagsShowOnList')) {
 481                         foreach (@newresults) {
 482                                 my $bibnum = $_->{biblionumber} or next;
 483                                 $_->{itemsissued} = CountItemsIssued( $bibnum );
 484                                 $_ ->{'TagLoop'} = get_tags({biblionumber=>$bibnum, approved=>1, 'sort'=>'-weight',
 485                                                                                 limit=>$tag_quantity });
 486                         }
 487                 }
 488                 if (C4::Context->preference('COinSinOPACResults')) {
 489                     foreach (@newresults) {
 490                       $_->{coins} = GetCOinSBiblio($_->{'biblionumber'});
 491                     }
 492                 }
 493
 494         if ($results_hashref->{$server}->{"hits"}){
 495             $total = $total + $results_hashref->{$server}->{"hits"};
 496         }
 497         # Opac search history
 498         my $newsearchcookie;
 499         if (C4::Context->preference('EnableOpacSearchHistory')) {
 500             my @recentSearches;
 501
 502             # Getting the (maybe) already sent cookie
 503             my $searchcookie = $cgi->cookie('KohaOpacRecentSearches');
 504             if ($searchcookie){
 505                 $searchcookie = uri_unescape($searchcookie);
 506                 if (thaw($searchcookie)) {
 507                     @recentSearches = @{thaw($searchcookie)};
 508                 }
 509             }
 510
 511             # Adding the new search if needed
 512            if (!$borrowernumber || $borrowernumber eq '') {
 513             # To a cookie (the user is not logged in)
 514
 515                if (($params->{'offset'}||'') eq '') {
 516
 517                     push @recentSearches, {
 518                                             "query_desc" => $query_desc || "unknown",
 519                                             "query_cgi"  => $query_cgi  || "unknown",
 520                                             "time"       => time(),
 521                                             "total"      => $total
 522                                           };
 523                     $template->param(ShowOpacRecentSearchLink => 1);
 524                 }
 525
 526             shift @recentSearches if (@recentSearches > 15);
 527                 # Pushing the cookie back
 528                 $newsearchcookie = $cgi->cookie(
 529                                             -name => 'KohaOpacRecentSearches',
 530                                             # We uri_escape the whole freezed structure so we're sure we won't have any encoding problems
 531                                             -value => uri_escape(freeze(\@recentSearches)),
 532                                             -expires => ''
 533                         );
 534                         $cookie = [$cookie, $newsearchcookie];
 535             }
 536                 else {
 537             # To the session (the user is logged in)
 538                        if (($params->{'offset'}||'') eq '') {
 539                                 AddSearchHistory($borrowernumber, $cgi->cookie("CGISESSID"), $query_desc, $query_cgi, $total);
 540                     $template->param(ShowOpacRecentSearchLink => 1);
 541                 }
 542             }
 543         }
 544     ## If there's just one result, redirect to the detail page
 545         if ($total == 1 && $format ne 'rss2'
 546             && $format ne 'opensearchdescription' && $format ne 'atom') {
 547             my $biblionumber=$newresults[0]->{biblionumber};
 548             if (C4::Context->preference('BiblioDefaultView') eq 'isbd') {
 549                 print $cgi->redirect("/cgi-bin/koha/opac-ISBDdetail.pl?biblionumber=$biblionumber");
 550             } elsif  (C4::Context->preference('BiblioDefaultView') eq 'marc') {
 551                 print $cgi->redirect("/cgi-bin/koha/opac-MARCdetail.pl?biblionumber=$biblionumber");
 552             } else {
 553                 print $cgi->redirect("/cgi-bin/koha/opac-detail.pl?biblionumber=$biblionumber");
 554             }
 555             exit;
 556         }
 557         if ($hits) {
 558             $template->param(total => $hits);
 559             my $limit_cgi_not_availablity = $limit_cgi;
 560             $limit_cgi_not_availablity =~ s/&limit=available//g if defined $limit_cgi_not_availablity;
 561             $template->param(limit_cgi_not_availablity => $limit_cgi_not_availablity);
 562             $template->param(limit_cgi => $limit_cgi);
 563             $template->param(countrss  => $countRSS );
 564             $template->param(query_cgi => $query_cgi);
 565             $template->param(query_desc => $query_desc);
 566             $template->param(limit_desc => $limit_desc);
 567             $template->param(offset     => $offset);
 568             $template->param(DisplayMultiPlaceHold => $DisplayMultiPlaceHold);
 569             if ($query_desc || $limit_desc) {
 570                 $template->param(searchdesc => 1);
 571             }
 572             $template->param(stopwords_removed => "@$stopwords_removed") if $stopwords_removed;
 573             $template->param(results_per_page =>  $results_per_page);
 574             $template->param(SEARCH_RESULTS => \@newresults,
 575                                 OPACItemsResultsDisplay => (C4::Context->preference("OPACItemsResultsDisplay") eq "itemdetails"?1:0),
 576                             );
 577             ## Build the page numbers on the bottom of the page
 578             my @page_numbers;
 579             # total number of pages there will be
 580             my $pages = ceil($hits / $results_per_page);
 581             # default page number
 582             my $current_page_number = 1;
 583             if ($offset) {
 584                 $current_page_number = ( $offset / $results_per_page + 1 );
 585             }
 586             my $previous_page_offset;
 587             if ( $offset >= $results_per_page ) {
 588                 $previous_page_offset = $offset - $results_per_page;
 589             }
 590             my $next_page_offset = $offset + $results_per_page;
 591             # If we're within the first 10 pages, keep it simple
 592             #warn "current page:".$current_page_number;
 593             if ($current_page_number < 10) {
 594                 # just show the first 10 pages
 595                 # Loop through the pages
 596                 my $pages_to_show = 10;
 597                 $pages_to_show = $pages if $pages<10;
 598                 for ($i=1; $i<=$pages_to_show;$i++) {
 599                     # the offset for this page
 600                     my $this_offset = (($i*$results_per_page)-$results_per_page);
 601                     # the page number for this page
 602                     my $this_page_number = $i;
 603                     # put it in the array
 604                     push @page_numbers,
 605                       { offset    => $this_offset,
 606                         pg        => $this_page_number,
 607                         highlight => $this_page_number == $current_page_number,
 608                         sort_by   => join ' ', @sort_by
 609                       };
 610
 611                 }
 612
 613             }
 614             # now, show twenty pages, with the current one smack in the middle
 615             else {
 616                 for ($i=$current_page_number; $i<=($current_page_number + 20 );$i++) {
 617                     my $this_offset = ((($i-9)*$results_per_page)-$results_per_page);
 618                     my $this_page_number = $i-9;
 619                     if ( $this_page_number <= $pages ) {
 620                         push @page_numbers,
 621                           { offset    => $this_offset,
 622                             pg        => $this_page_number,
 623                             highlight => $this_page_number == $current_page_number,
 624                             sort_by => join ' ', @sort_by
 625                           };
 626                     }
 627                 }
 628
 629             }
 630             $template->param(   PAGE_NUMBERS => \@page_numbers,
 631                                 previous_page_offset => $previous_page_offset) unless $pages < 2;
 632             $template->param(next_page_offset => $next_page_offset) unless $pages eq $current_page_number;
 633          }
 634         # no hits
 635         else {
 636             $template->param(searchdesc => 1,query_desc => $query_desc,limit_desc => $limit_desc);
 637         }
 638     } # end of the if local
 639     # asynchronously search the authority server
 640     elsif ($server && $server =~/authorityserver/) { # this is the local authority server
 641         my @inner_sup_results_array;
 642         for my $sup_record ( @{$results_hashref->{$server}->{"RECORDS"}} ) {
 643             my $marc_record_object = MARC::Record->new_from_usmarc($sup_record);
 644             my $title_field = $marc_record_object->field(100);
 645             push @inner_sup_results_array, {
 646                 'title' => $title_field->subfield('a'),
 647                 'link' => "&amp;idx=an&amp;q=".$marc_record_object->field('001')->as_string(),
 648             };
 649         }
 650         my $servername = $server;
 651         push @sup_results_array, {  servername => $servername,
 652                                     inner_sup_results_loop => \@inner_sup_results_array} if @inner_sup_results_array;
 653     }
 654     # FIXME: can add support for other targets as needed here
 655     $template->param(           outer_sup_results_loop => \@sup_results_array);
 656 } #/end of the for loop
 657 #$template->param(FEDERATED_RESULTS => \@results_array);
 658
 659 $template->param(
 660             #classlist => $classlist,
 661             total => $total,
 662             opacfacets => 1,
 663             facets_loop => $facets,
 664             displayFacetCount=> C4::Context->preference('displayFacetCount')||0,
 665             scan => $scan,
 666             search_error => $error,
 667 );
 668
 669 if ($query_desc || $limit_desc) {
 670     $template->param(searchdesc => 1);
 671 }
 672
 673 # VI. BUILD THE TEMPLATE
 674 # Build drop-down list for 'Add To:' menu...
 675 my $session = get_session($cgi->cookie("CGISESSID"));
 676 my @addpubshelves;
 677 my $pubshelves = $session->param('pubshelves');
 678 my $barshelves = $session->param('barshelves');
 679 foreach my $shelf (@$pubshelves) {
 680         next if ( ($shelf->{'owner'} != ($borrowernumber ? $borrowernumber : -1)) && ($shelf->{'category'} < 3) );
 681         push (@addpubshelves, $shelf);
 682 }
 683
 684 if (@addpubshelves) {
 685         $template->param( addpubshelves     => scalar (@addpubshelves));
 686         $template->param( addpubshelvesloop => \@addpubshelves);
 687 }
 688
 689 if (defined $barshelves) {
 690         $template->param( addbarshelves     => scalar (@$barshelves));
 691         $template->param( addbarshelvesloop => $barshelves);
 692 }
 693
 694 my $content_type = ($format eq 'rss' or $format eq 'atom') ? $format : 'html';
 695
 696 # If GoogleIndicTransliteration system preference is On Set paramter to load Google's javascript in OPAC search screens
 697 if (C4::Context->preference('GoogleIndicTransliteration')) {
 698         $template->param('GoogleIndicTransliteration' => 1);
 699 }
 700
 701 output_with_http_headers $cgi, $cookie, $template->output, $content_type;