3 # This file is part of Koha.
5 # Koha is free software; you can redistribute it and/or modify it under the
6 # terms of the GNU General Public License as published by the Free Software
7 # Foundation; either version 2 of the License, or (at your option) any later
10 # Koha is distributed in the hope that it will be useful, but WITHOUT ANY
11 # WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
12 # A PARTICULAR PURPOSE. See the GNU General Public License for more details.
14 # You should have received a copy of the GNU General Public License along with
15 # Koha; if not, write to the Free Software Foundation, Inc., 59 Temple Place,
16 # Suite 330, Boston, MA 02111-1307 USA
21 use C4::Biblio; # GetMarcFromKohaField
22 use C4::Koha; # getFacets
24 use C4::Search::PazPar2;
26 use C4::Dates qw(format_date);
29 use vars qw($VERSION @ISA @EXPORT @EXPORT_OK %EXPORT_TAGS $DEBUG);
31 # set the version for version checking
34 $DEBUG = ($ENV{DEBUG}) ? 1 : 0;
39 C4::Search - Functions for searching the Koha catalog.
43 See opac/opac-search.pl or catalogue/search.pl for example of usage
47 This module provides searching functions for Koha's bibliographic databases
65 # make all your functions, whether exported or not;
67 =head2 findseealso($dbh,$fields);
69 C<$dbh> is a link to the DB handler.
72 my $dbh =C4::Context->dbh;
74 C<$fields> is a reference to the fields array
76 This function modifies the @$fields array and adds related fields to search on.
78 FIXME: this function is probably deprecated in Koha 3
83 my ( $dbh, $fields ) = @_;
84 my $tagslib = GetMarcStructure(1);
85 for ( my $i = 0 ; $i <= $#{$fields} ; $i++ ) {
86 my ($tag) = substr( @$fields[$i], 1, 3 );
87 my ($subfield) = substr( @$fields[$i], 4, 1 );
88 @$fields[$i] .= ',' . $tagslib->{$tag}->{$subfield}->{seealso}
89 if ( $tagslib->{$tag}->{$subfield}->{seealso} );
95 ($biblionumber,$biblionumber,$title) = FindDuplicate($record);
97 This function attempts to find duplicate records using a hard-coded, fairly simplistic algorithm
103 my $dbh = C4::Context->dbh;
104 my $result = TransformMarcToKoha( $dbh, $record, '' );
109 my ( $biblionumber, $title );
111 # search duplicate on ISBN, easy and fast..
112 # ... normalize first
113 if ( $result->{isbn} ) {
114 $result->{isbn} =~ s/\(.*$//;
115 $result->{isbn} =~ s/\s+$//;
116 $query = "isbn=$result->{isbn}";
119 $result->{title} =~ s /\\//g;
120 $result->{title} =~ s /\"//g;
121 $result->{title} =~ s /\(//g;
122 $result->{title} =~ s /\)//g;
124 # FIXME: instead of removing operators, could just do
125 # quotes around the value
126 $result->{title} =~ s/(and|or|not)//g;
127 $query = "ti,ext=$result->{title}";
128 $query .= " and itemtype=$result->{itemtype}"
129 if ( $result->{itemtype} );
130 if ( $result->{author} ) {
131 $result->{author} =~ s /\\//g;
132 $result->{author} =~ s /\"//g;
133 $result->{author} =~ s /\(//g;
134 $result->{author} =~ s /\)//g;
136 # remove valid operators
137 $result->{author} =~ s/(and|or|not)//g;
138 $query .= " and au,ext=$result->{author}";
142 # FIXME: add error handling
143 my ( $error, $searchresults ) = SimpleSearch($query); # FIXME :: hardcoded !
145 foreach my $possible_duplicate_record (@$searchresults) {
147 MARC::Record->new_from_usmarc($possible_duplicate_record);
148 my $result = TransformMarcToKoha( $dbh, $marcrecord, '' );
150 # FIXME :: why 2 $biblionumber ?
152 push @results, $result->{'biblionumber'};
153 push @results, $result->{'title'};
161 ($error,$results) = SimpleSearch( $query, $offset, $max_results, [ @servers ] );
163 This function provides a simple search API on the bibliographic catalog
169 * $query can be a simple keyword or a complete CCL query
170 * @servers is optional. Defaults to biblioserver as found in koha-conf.xml
171 * $offset - If present, represents the number of records at the beggining to omit. Defaults to 0
172 * $max_results - if present, determines the maximum number of records to fetch. undef is All. defaults to undef.
176 * $error is a empty unless an error is detected
177 * \@results is an array of records.
179 =item C<usage in the script:>
183 my ($error, $marcresults) = SimpleSearch($query);
185 if (defined $error) {
186 $template->param(query_error => $error);
187 warn "error: ".$error;
188 output_html_with_http_headers $input, $cookie, $template->output;
192 my $hits = scalar @$marcresults;
195 for(my $i=0;$i<$hits;$i++) {
197 my $marcrecord = MARC::File::USMARC::decode($marcresults->[$i]);
198 my $biblio = TransformMarcToKoha(C4::Context->dbh,$marcrecord,'');
200 #build the hash for the template.
201 $resultsloop{highlight} = ($i % 2)?(1):(0);
202 $resultsloop{title} = $biblio->{'title'};
203 $resultsloop{subtitle} = $biblio->{'subtitle'};
204 $resultsloop{biblionumber} = $biblio->{'biblionumber'};
205 $resultsloop{author} = $biblio->{'author'};
206 $resultsloop{publishercode} = $biblio->{'publishercode'};
207 $resultsloop{publicationyear} = $biblio->{'publicationyear'};
209 push @results, \%resultsloop;
212 $template->param(result=>\@results);
217 my ( $query, $offset, $max_results, $servers ) = @_;
219 if ( C4::Context->preference('NoZebra') ) {
220 my $result = NZorder( NZanalyse($query) )->{'biblioserver'};
223 && $result->{hits} > 0 ? $result->{'RECORDS'} : [] );
224 return ( undef, $search_result );
227 # FIXME hardcoded value. See catalog/search.pl & opac-search.pl too.
228 my @servers = defined ( $servers ) ? @$servers : ( "biblioserver" );
232 return ( "No query entered", undef ) unless $query;
234 # Initialize & Search Zebra
235 for ( my $i = 0 ; $i < @servers ; $i++ ) {
237 $zconns[$i] = C4::Context->Zconn( $servers[$i], 1 );
240 ->search( new ZOOM::Query::CCL2RPN( $query, $zconns[$i] ) );
244 $zconns[$i]->errmsg() . " ("
245 . $zconns[$i]->errcode() . ") "
246 . $zconns[$i]->addinfo() . " "
247 . $zconns[$i]->diagset();
249 return ( $error, undef ) if $zconns[$i]->errcode();
253 # caught a ZOOM::Exception
257 . $@->addinfo() . " "
260 return ( $error, undef );
264 while ( ( my $i = ZOOM::event( \@zconns ) ) != 0 ) {
265 my $event = $zconns[ $i - 1 ]->last_event();
266 if ( $event == ZOOM::Event::ZEND ) {
268 my $first_record = defined( $offset ) ? $offset+1 : 1;
269 my $hits = $tmpresults[ $i - 1 ]->size();
270 my $last_record = $hits;
271 if ( defined $max_results && $offset + $max_results < $hits ) {
272 $last_record = $offset + $max_results;
275 for my $j ( $first_record..$last_record ) {
276 my $record = $tmpresults[ $i - 1 ]->record( $j-1 )->raw(); # 0 indexed
277 push @results, $record;
282 return ( undef, \@results );
288 ( undef, $results_hashref, \@facets_loop ) = getRecords (
290 $koha_query, $simple_query, $sort_by_ref, $servers_ref,
291 $results_per_page, $offset, $expanded_facet, $branches,
295 The all singing, all dancing, multi-server, asynchronous, scanning,
296 searching, record nabbing, facet-building
298 See verbse embedded documentation.
304 $koha_query, $simple_query, $sort_by_ref, $servers_ref,
305 $results_per_page, $offset, $expanded_facet, $branches,
309 my @servers = @$servers_ref;
310 my @sort_by = @$sort_by_ref;
312 # Initialize variables for the ZOOM connection and results object
316 my $results_hashref = ();
318 # Initialize variables for the faceted results objects
319 my $facets_counter = ();
320 my $facets_info = ();
321 my $facets = getFacets();
324 ; # stores the ref to array of hashes for template facets loop
326 ### LOOP THROUGH THE SERVERS
327 for ( my $i = 0 ; $i < @servers ; $i++ ) {
328 $zconns[$i] = C4::Context->Zconn( $servers[$i], 1 );
330 # perform the search, create the results objects
331 # if this is a local search, use the $koha-query, if it's a federated one, use the federated-query
333 if ( $servers[$i] =~ /biblioserver/ ) {
334 $query_to_use = $koha_query;
337 $query_to_use = $simple_query;
340 #$query_to_use = $simple_query if $scan;
341 warn $simple_query if ( $scan and $DEBUG );
343 # Check if we've got a query_type defined, if so, use it
347 if ( $query_type =~ /^ccl/ ) {
349 s/\:/\=/g; # change : to = last minute (FIXME)
352 new ZOOM::Query::CCL2RPN( $query_to_use, $zconns[$i] )
355 elsif ( $query_type =~ /^cql/ ) {
358 new ZOOM::Query::CQL( $query_to_use, $zconns[$i] ) );
360 elsif ( $query_type =~ /^pqf/ ) {
363 new ZOOM::Query::PQF( $query_to_use, $zconns[$i] ) );
370 new ZOOM::Query::CCL2RPN( $query_to_use, $zconns[$i] )
376 new ZOOM::Query::CCL2RPN( $query_to_use, $zconns[$i] )
382 warn "WARNING: query problem with $query_to_use " . $@;
385 # Concatenate the sort_by limits and pass them to the results object
386 # Note: sort will override rank
388 foreach my $sort (@sort_by) {
389 if ( $sort eq "author_az" ) {
390 $sort_by .= "1=1003 <i ";
392 elsif ( $sort eq "author_za" ) {
393 $sort_by .= "1=1003 >i ";
395 elsif ( $sort eq "popularity_asc" ) {
396 $sort_by .= "1=9003 <i ";
398 elsif ( $sort eq "popularity_dsc" ) {
399 $sort_by .= "1=9003 >i ";
401 elsif ( $sort eq "call_number_asc" ) {
402 $sort_by .= "1=20 <i ";
404 elsif ( $sort eq "call_number_dsc" ) {
405 $sort_by .= "1=20 >i ";
407 elsif ( $sort eq "pubdate_asc" ) {
408 $sort_by .= "1=31 <i ";
410 elsif ( $sort eq "pubdate_dsc" ) {
411 $sort_by .= "1=31 >i ";
413 elsif ( $sort eq "acqdate_asc" ) {
414 $sort_by .= "1=32 <i ";
416 elsif ( $sort eq "acqdate_dsc" ) {
417 $sort_by .= "1=32 >i ";
419 elsif ( $sort eq "title_az" ) {
420 $sort_by .= "1=4 <i ";
422 elsif ( $sort eq "title_za" ) {
423 $sort_by .= "1=4 >i ";
427 if ( $results[$i]->sort( "yaz", $sort_by ) < 0 ) {
428 warn "WARNING sort $sort_by failed";
431 } # finished looping through servers
433 # The big moment: asynchronously retrieve results from all servers
434 while ( ( my $i = ZOOM::event( \@zconns ) ) != 0 ) {
435 my $ev = $zconns[ $i - 1 ]->last_event();
436 if ( $ev == ZOOM::Event::ZEND ) {
437 next unless $results[ $i - 1 ];
438 my $size = $results[ $i - 1 ]->size();
442 # loop through the results
443 $results_hash->{'hits'} = $size;
445 if ( $offset + $results_per_page <= $size ) {
446 $times = $offset + $results_per_page;
451 for ( my $j = $offset ; $j < $times ; $j++ ) {
456 ## Check if it's an index scan
458 my ( $term, $occ ) = $results[ $i - 1 ]->term($j);
460 # here we create a minimal MARC record and hand it off to the
461 # template just like a normal result ... perhaps not ideal, but
463 my $tmprecord = MARC::Record->new();
464 $tmprecord->encoding('UTF-8');
468 # the minimal record in author/title (depending on MARC flavour)
469 if ( C4::Context->preference("marcflavour") eq
472 $tmptitle = MARC::Field->new(
477 $tmprecord->append_fields($tmptitle);
481 MARC::Field->new( '245', ' ', ' ', a => $term, );
483 MARC::Field->new( '100', ' ', ' ', a => $occ, );
484 $tmprecord->append_fields($tmptitle);
485 $tmprecord->append_fields($tmpauthor);
487 $results_hash->{'RECORDS'}[$j] =
488 $tmprecord->as_usmarc();
493 $record = $results[ $i - 1 ]->record($j)->raw();
495 # warn "RECORD $j:".$record;
496 $results_hash->{'RECORDS'}[$j] = $record;
498 # Fill the facets while we're looping, but only for the biblioserver
499 $facet_record = MARC::Record->new_from_usmarc($record)
500 if $servers[ $i - 1 ] =~ /biblioserver/;
502 #warn $servers[$i-1]."\n".$record; #.$facet_record->title();
504 for ( my $k = 0 ; $k <= @$facets ; $k++ ) {
506 if ( $facets->[$k] ) {
508 for my $tag ( @{ $facets->[$k]->{'tags'} } )
511 $facet_record->field($tag);
513 for my $field (@fields) {
514 my @subfields = $field->subfields();
515 for my $subfield (@subfields) {
516 my ( $code, $data ) = @$subfield;
518 $facets->[$k]->{'subfield'} )
520 $facets_counter->{ $facets->[$k]
526 $facets_info->{ $facets->[$k]
527 ->{'link_value'} }->{'label_value'} =
528 $facets->[$k]->{'label_value'};
529 $facets_info->{ $facets->[$k]
530 ->{'link_value'} }->{'expanded'} =
531 $facets->[$k]->{'expanded'};
537 $results_hashref->{ $servers[ $i - 1 ] } = $results_hash;
540 # warn "connection ", $i-1, ": $size hits";
541 # warn $results[$i-1]->record(0)->render() if $size > 0;
544 if ( $servers[ $i - 1 ] =~ /biblioserver/ ) {
546 sort { $facets_counter->{$b} <=> $facets_counter->{$a} }
547 keys %$facets_counter )
550 my $number_of_facets;
551 my @this_facets_array;
554 $facets_counter->{$link_value}
555 ->{$b} <=> $facets_counter->{$link_value}->{$a}
556 } keys %{ $facets_counter->{$link_value} }
560 if ( ( $number_of_facets < 6 )
561 || ( $expanded_facet eq $link_value )
562 || ( $facets_info->{$link_value}->{'expanded'} ) )
565 # Sanitize the link value ), ( will cause errors with CCL,
566 my $facet_link_value = $one_facet;
567 $facet_link_value =~ s/(\(|\))/ /g;
569 # fix the length that will display in the label,
570 my $facet_label_value = $one_facet;
572 substr( $one_facet, 0, 20 ) . "..."
573 unless length($facet_label_value) <= 20;
575 # if it's a branch, label by the name, not the code,
576 if ( $link_value =~ /branch/ ) {
578 $branches->{$one_facet}->{'branchname'};
581 # but we're down with the whole label being in the link's title.
582 my $facet_title_value = $one_facet;
584 push @this_facets_array,
588 $facets_counter->{$link_value}
590 facet_label_value => $facet_label_value,
591 facet_title_value => $facet_title_value,
592 facet_link_value => $facet_link_value,
593 type_link_value => $link_value,
599 # handle expanded option
600 unless ( $facets_info->{$link_value}->{'expanded'} ) {
602 if ( ( $number_of_facets > 6 )
603 && ( $expanded_facet ne $link_value ) );
608 type_link_value => $link_value,
609 type_id => $link_value . "_id",
611 $facets_info->{$link_value}->{'label_value'},
612 facets => \@this_facets_array,
613 expandable => $expandable,
614 expand => $link_value,
621 return ( undef, $results_hashref, \@facets_loop );
626 $koha_query, $simple_query, $sort_by_ref, $servers_ref,
627 $results_per_page, $offset, $expanded_facet, $branches,
631 my $paz = C4::Search::PazPar2->new(C4::Context->config('pazpar2url'));
633 $paz->search($simple_query);
637 my $results_hashref = {};
638 my $stats = XMLin($paz->stat);
639 my $results = XMLin($paz->show($offset, $results_per_page, 'work-title:1'), forcearray => 1);
641 # for a grouped search result, the number of hits
642 # is the number of groups returned; 'bib_hits' will have
643 # the total number of bibs.
644 $results_hashref->{'biblioserver'}->{'hits'} = $results->{'merged'}->[0];
645 $results_hashref->{'biblioserver'}->{'bib_hits'} = $stats->{'hits'};
647 HIT: foreach my $hit (@{ $results->{'hit'} }) {
648 my $recid = $hit->{recid}->[0];
650 my $work_title = $hit->{'md-work-title'}->[0];
652 if (exists $hit->{'md-work-author'}) {
653 $work_author = $hit->{'md-work-author'}->[0];
655 my $group_label = (defined $work_author) ? "$work_title / $work_author" : $work_title;
657 my $result_group = {};
658 $result_group->{'group_label'} = $group_label;
659 $result_group->{'group_merge_key'} = $recid;
662 if (exists $hit->{count}) {
663 $count = $hit->{count}->[0];
665 $result_group->{'group_count'} = $count;
667 for (my $i = 0; $i < $count; $i++) {
668 # FIXME -- may need to worry about diacritics here
669 my $rec = $paz->record($recid, $i);
670 push @{ $result_group->{'RECORDS'} }, $rec;
673 push @{ $results_hashref->{'biblioserver'}->{'GROUPS'} }, $result_group;
676 # pass through facets
677 my $termlist_xml = $paz->termlist('author,subject');
678 my $terms = XMLin($termlist_xml, forcearray => 1);
679 my @facets_loop = ();
680 #die Dumper($results);
681 # foreach my $list (sort keys %{ $terms->{'list'} }) {
683 # foreach my $facet (sort @{ $terms->{'list'}->{$list}->{'term'} } ) {
685 # facet_label_value => $facet->{'name'}->[0],
688 # push @facets_loop, ( {
689 # type_label => $list,
690 # facets => \@facets,
694 return ( undef, $results_hashref, \@facets_loop );
698 sub _remove_stopwords {
699 my ( $operand, $index ) = @_;
700 my @stopwords_removed;
702 # phrase and exact-qualified indexes shouldn't have stopwords removed
703 if ( $index !~ m/phr|ext/ ) {
705 # remove stopwords from operand : parse all stopwords & remove them (case insensitive)
706 # we use IsAlpha unicode definition, to deal correctly with diacritics.
707 # otherwise, a French word like "leçon" woudl be split into "le" "çon", "le"
708 # is a stopword, we'd get "çon" and wouldn't find anything...
709 foreach ( keys %{ C4::Context->stopwords } ) {
710 next if ( $_ =~ /(and|or|not)/ ); # don't remove operators
712 /(\P{IsAlpha}$_\P{IsAlpha}|^$_\P{IsAlpha}|\P{IsAlpha}$_$)/ )
714 $operand =~ s/\P{IsAlpha}$_\P{IsAlpha}/ /gi;
715 $operand =~ s/^$_\P{IsAlpha}/ /gi;
716 $operand =~ s/\P{IsAlpha}$_$/ /gi;
717 push @stopwords_removed, $_;
721 return ( $operand, \@stopwords_removed );
725 sub _detect_truncation {
726 my ( $operand, $index ) = @_;
727 my ( @nontruncated, @righttruncated, @lefttruncated, @rightlefttruncated,
730 my @wordlist = split( /\s/, $operand );
731 foreach my $word (@wordlist) {
732 if ( $word =~ s/^\*([^\*]+)\*$/$1/ ) {
733 push @rightlefttruncated, $word;
735 elsif ( $word =~ s/^\*([^\*]+)$/$1/ ) {
736 push @lefttruncated, $word;
738 elsif ( $word =~ s/^([^\*]+)\*$/$1/ ) {
739 push @righttruncated, $word;
741 elsif ( index( $word, "*" ) < 0 ) {
742 push @nontruncated, $word;
745 push @regexpr, $word;
749 \@nontruncated, \@righttruncated, \@lefttruncated,
750 \@rightlefttruncated, \@regexpr
755 sub _build_stemmed_operand {
759 # FIXME: the locale should be set based on the user's language and/or search choice
760 my $stemmer = Lingua::Stem->new( -locale => 'EN-US' );
762 # FIXME: these should be stored in the db so the librarian can modify the behavior
763 $stemmer->add_exceptions(
770 my @words = split( / /, $operand );
771 my $stems = $stemmer->stem(@words);
772 for my $stem (@$stems) {
773 $stemmed_operand .= "$stem";
774 $stemmed_operand .= "?"
775 unless ( $stem =~ /(and$|or$|not$)/ ) || ( length($stem) < 3 );
776 $stemmed_operand .= " ";
778 warn "STEMMED OPERAND: $stemmed_operand" if $DEBUG;
779 return $stemmed_operand;
783 sub _build_weighted_query {
785 # FIELD WEIGHTING - This is largely experimental stuff. What I'm committing works
786 # pretty well but could work much better if we had a smarter query parser
787 my ( $operand, $stemmed_operand, $index ) = @_;
788 my $stemming = C4::Context->preference("QueryStemming") || 0;
789 my $weight_fields = C4::Context->preference("QueryWeightFields") || 0;
790 my $fuzzy_enabled = C4::Context->preference("QueryFuzzy") || 0;
792 my $weighted_query .= "(rk=("; # Specifies that we're applying rank
794 # Keyword, or, no index specified
795 if ( ( $index eq 'kw' ) || ( !$index ) ) {
797 "Title-cover,ext,r1=\"$operand\""; # exact title-cover
798 $weighted_query .= " or ti,ext,r2=\"$operand\""; # exact title
799 $weighted_query .= " or ti,phr,r3=\"$operand\""; # phrase title
800 #$weighted_query .= " or any,ext,r4=$operand"; # exact any
801 #$weighted_query .=" or kw,wrdl,r5=\"$operand\""; # word list any
802 $weighted_query .= " or wrdl,fuzzy,r8=\"$operand\""
803 if $fuzzy_enabled; # add fuzzy, word list
804 $weighted_query .= " or wrdl,right-Truncation,r9=\"$stemmed_operand\""
805 if ( $stemming and $stemmed_operand )
806 ; # add stemming, right truncation
807 $weighted_query .= " or wrdl,r9=\"$operand\"";
809 # embedded sorting: 0 a-z; 1 z-a
810 # $weighted_query .= ") or (sort1,aut=1";
813 # Barcode searches should skip this process
814 elsif ( $index eq 'bc' ) {
815 $weighted_query .= "bc=\"$operand\"";
818 # Authority-number searches should skip this process
819 elsif ( $index eq 'an' ) {
820 $weighted_query .= "an=\"$operand\"";
823 # If the index already has more than one qualifier, wrap the operand
824 # in quotes and pass it back (assumption is that the user knows what they
825 # are doing and won't appreciate us mucking up their query
826 elsif ( $index =~ ',' ) {
827 $weighted_query .= " $index=\"$operand\"";
830 #TODO: build better cases based on specific search indexes
832 $weighted_query .= " $index,ext,r1=\"$operand\""; # exact index
833 #$weighted_query .= " or (title-sort-az=0 or $index,startswithnt,st-word,r3=$operand #)";
834 $weighted_query .= " or $index,phr,r3=\"$operand\""; # phrase index
836 " or $index,rt,wrdl,r3=\"$operand\""; # word list index
839 $weighted_query .= "))"; # close rank specification
840 return $weighted_query;
846 $simple_query, $query_cgi,
848 $limit_cgi, $limit_desc,
849 $stopwords_removed, $query_type ) = getRecords ( $operators, $operands, $indexes, $limits, $sort_by, $scan);
851 Build queries and limits in CCL, CGI, Human,
852 handle truncation, stemming, field weighting, stopwords, fuzziness, etc.
854 See verbose embedded documentation.
860 my ( $operators, $operands, $indexes, $limits, $sort_by, $scan ) = @_;
862 warn "---------\nEnter buildQuery\n---------" if $DEBUG;
865 my @operators = @$operators if $operators;
866 my @indexes = @$indexes if $indexes;
867 my @operands = @$operands if $operands;
868 my @limits = @$limits if $limits;
869 my @sort_by = @$sort_by if $sort_by;
871 my $stemming = C4::Context->preference("QueryStemming") || 0;
872 my $auto_truncation = C4::Context->preference("QueryAutoTruncate") || 0;
873 my $weight_fields = C4::Context->preference("QueryWeightFields") || 0;
874 my $fuzzy_enabled = C4::Context->preference("QueryFuzzy") || 0;
875 my $remove_stopwords = C4::Context->preference("QueryRemoveStopwords") || 0;
877 # no stemming/weight/fuzzy in NoZebra
878 if ( C4::Context->preference("NoZebra") ) {
884 my $query = $operands[0];
885 my $simple_query = $operands[0];
887 # initialize the variables we're passing back
896 my $stopwords_removed; # flag to determine if stopwords have been removed
898 # for handling ccl, cql, pqf queries in diagnostic mode, skip the rest of the steps
900 if ( $query =~ /^ccl=/ ) {
901 return ( undef, $', $', $', $', '', '', '', '', 'ccl' );
903 if ( $query =~ /^cql=/ ) {
904 return ( undef, $', $', $', $', '', '', '', '', 'cql' );
906 if ( $query =~ /^pqf=/ ) {
907 return ( undef, $', $', $', $', '', '', '', '', 'pqf' );
910 # pass nested queries directly
911 # FIXME: need better handling of some of these variables in this case
912 if ( $query =~ /(\(|\))/ ) {
914 undef, $query, $simple_query, $query_cgi,
915 $query, $limit, $limit_cgi, $limit_desc,
916 $stopwords_removed, 'ccl'
920 # Form-based queries are non-nested and fixed depth, so we can easily modify the incoming
921 # query operands and indexes and add stemming, truncation, field weighting, etc.
922 # Once we do so, we'll end up with a value in $query, just like if we had an
923 # incoming $query from the user
926 ; # clear it out so we can populate properly with field-weighted, stemmed, etc. query
928 ; # a flag used to keep track if there was a previous query
929 # if there was, we can apply the current operator
931 for ( my $i = 0 ; $i <= @operands ; $i++ ) {
933 # COMBINE OPERANDS, INDEXES AND OPERATORS
934 if ( $operands[$i] ) {
936 # A flag to determine whether or not to add the index to the query
939 # If the user is sophisticated enough to specify an index, turn off field weighting, stemming, and stopword handling
940 if ( $operands[$i] =~ /(:|=)/ || $scan ) {
943 $remove_stopwords = 0;
945 my $operand = $operands[$i];
946 my $index = $indexes[$i];
948 # Add index-specific attributes
949 # Date of Publication
950 if ( $index eq 'yr' ) {
951 $index .= ",st-numeric";
954 $stemming, $auto_truncation,
955 $weight_fields, $fuzzy_enabled,
957 ) = ( 0, 0, 0, 0, 0 );
960 # Date of Acquisition
961 elsif ( $index eq 'acqdate' ) {
962 $index .= ",st-date-normalized";
965 $stemming, $auto_truncation,
966 $weight_fields, $fuzzy_enabled,
968 ) = ( 0, 0, 0, 0, 0 );
971 # Set default structure attribute (word list)
973 unless ( !$index || $index =~ /(st-|phr|ext|wrdl)/ ) {
974 $struct_attr = ",wrdl";
977 # Some helpful index variants
978 my $index_plus = $index . $struct_attr . ":" if $index;
979 my $index_plus_comma = $index . $struct_attr . "," if $index;
982 if ($remove_stopwords) {
983 ( $operand, $stopwords_removed ) =
984 _remove_stopwords( $operand, $index );
985 warn "OPERAND w/out STOPWORDS: >$operand<" if $DEBUG;
986 warn "REMOVED STOPWORDS: @$stopwords_removed"
987 if ( $stopwords_removed && $DEBUG );
991 my ( $nontruncated, $righttruncated, $lefttruncated,
992 $rightlefttruncated, $regexpr );
993 my $truncated_operand;
995 $nontruncated, $righttruncated, $lefttruncated,
996 $rightlefttruncated, $regexpr
997 ) = _detect_truncation( $operand, $index );
999 "TRUNCATION: NON:>@$nontruncated< RIGHT:>@$righttruncated< LEFT:>@$lefttruncated< RIGHTLEFT:>@$rightlefttruncated< REGEX:>@$regexpr<"
1004 scalar(@$righttruncated) + scalar(@$lefttruncated) +
1005 scalar(@$rightlefttruncated) > 0 )
1008 # Don't field weight or add the index to the query, we do it here
1010 undef $weight_fields;
1011 my $previous_truncation_operand;
1012 if ( scalar(@$nontruncated) > 0 ) {
1013 $truncated_operand .= "$index_plus @$nontruncated ";
1014 $previous_truncation_operand = 1;
1016 if ( scalar(@$righttruncated) > 0 ) {
1017 $truncated_operand .= "and "
1018 if $previous_truncation_operand;
1019 $truncated_operand .=
1020 "$index_plus_comma" . "rtrn:@$righttruncated ";
1021 $previous_truncation_operand = 1;
1023 if ( scalar(@$lefttruncated) > 0 ) {
1024 $truncated_operand .= "and "
1025 if $previous_truncation_operand;
1026 $truncated_operand .=
1027 "$index_plus_comma" . "ltrn:@$lefttruncated ";
1028 $previous_truncation_operand = 1;
1030 if ( scalar(@$rightlefttruncated) > 0 ) {
1031 $truncated_operand .= "and "
1032 if $previous_truncation_operand;
1033 $truncated_operand .=
1034 "$index_plus_comma" . "rltrn:@$rightlefttruncated ";
1035 $previous_truncation_operand = 1;
1038 $operand = $truncated_operand if $truncated_operand;
1039 warn "TRUNCATED OPERAND: >$truncated_operand<" if $DEBUG;
1042 my $stemmed_operand;
1043 $stemmed_operand = _build_stemmed_operand($operand)
1045 warn "STEMMED OPERAND: >$stemmed_operand<" if $DEBUG;
1047 # Handle Field Weighting
1048 my $weighted_operand;
1050 _build_weighted_query( $operand, $stemmed_operand, $index )
1052 warn "FIELD WEIGHTED OPERAND: >$weighted_operand<" if $DEBUG;
1053 $operand = $weighted_operand if $weight_fields;
1054 $indexes_set = 1 if $weight_fields;
1056 # If there's a previous operand, we need to add an operator
1057 if ($previous_operand) {
1059 # User-specified operator
1060 if ( $operators[ $i - 1 ] ) {
1061 $query .= " $operators[$i-1] ";
1062 $query .= " $index_plus " unless $indexes_set;
1063 $query .= " $operand";
1064 $query_cgi .= "&op=$operators[$i-1]";
1065 $query_cgi .= "&idx=$index" if $index;
1066 $query_cgi .= "&q=$operands[$i]" if $operands[$i];
1068 " $operators[$i-1] $index_plus $operands[$i]";
1071 # Default operator is and
1074 $query .= "$index_plus " unless $indexes_set;
1075 $query .= "$operand";
1076 $query_cgi .= "&op=and&idx=$index" if $index;
1077 $query_cgi .= "&q=$operands[$i]" if $operands[$i];
1078 $query_desc .= " and $index_plus $operands[$i]";
1082 # There isn't a pervious operand, don't need an operator
1085 # Field-weighted queries already have indexes set
1086 $query .= " $index_plus " unless $indexes_set;
1088 $query_desc .= " $index_plus $operands[$i]";
1089 $query_cgi .= "&idx=$index" if $index;
1090 $query_cgi .= "&q=$operands[$i]" if $operands[$i];
1091 $previous_operand = 1;
1096 warn "QUERY BEFORE LIMITS: >$query<" if $DEBUG;
1099 my $group_OR_limits;
1100 my $availability_limit;
1101 foreach my $this_limit (@limits) {
1102 if ( $this_limit =~ /available/ ) {
1104 # 'available' is defined as (items.onloan is NULL) and (items.itemlost = 0)
1106 # all records not indexed in the onloan register (zebra) and all records with a value of lost equal to 0
1107 $availability_limit .=
1108 "( ( allrecords,AlwaysMatches='' not onloan,AlwaysMatches='') and (lost,st-numeric=0) )"; #or ( allrecords,AlwaysMatches='' not lost,AlwaysMatches='')) )";
1109 $limit_cgi .= "&limit=available";
1113 # group_OR_limits, prefixed by mc-
1114 # OR every member of the group
1115 elsif ( $this_limit =~ /mc/ ) {
1116 $group_OR_limits .= " or " if $group_OR_limits;
1117 $limit_desc .= " or " if $group_OR_limits;
1118 $group_OR_limits .= "$this_limit";
1119 $limit_cgi .= "&limit=$this_limit";
1120 $limit_desc .= " $this_limit";
1123 # Regular old limits
1125 $limit .= " and " if $limit || $query;
1126 $limit .= "$this_limit";
1127 $limit_cgi .= "&limit=$this_limit";
1128 $limit_desc .= " $this_limit";
1131 if ($group_OR_limits) {
1132 $limit .= " and " if ( $query || $limit );
1133 $limit .= "($group_OR_limits)";
1135 if ($availability_limit) {
1136 $limit .= " and " if ( $query || $limit );
1137 $limit .= "($availability_limit)";
1140 # Normalize the query and limit strings
1143 for ( $query, $query_desc, $limit, $limit_desc ) {
1144 $_ =~ s/ / /g; # remove extra spaces
1145 $_ =~ s/^ //g; # remove any beginning spaces
1146 $_ =~ s/ $//g; # remove any ending spaces
1147 $_ =~ s/==/=/g; # remove double == from query
1149 $query_cgi =~ s/^&//; # remove unnecessary & from beginning of the query cgi
1151 for ($query_cgi,$simple_query) {
1154 # append the limit to the query
1155 $query .= " " . $limit;
1159 warn "QUERY:" . $query;
1160 warn "QUERY CGI:" . $query_cgi;
1161 warn "QUERY DESC:" . $query_desc;
1162 warn "LIMIT:" . $limit;
1163 warn "LIMIT CGI:" . $limit_cgi;
1164 warn "LIMIT DESC:" . $limit_desc;
1165 warn "---------\nLeave buildQuery\n---------";
1168 undef, $query, $simple_query, $query_cgi,
1169 $query_desc, $limit, $limit_cgi, $limit_desc,
1170 $stopwords_removed, $query_type
1174 =head2 searchResults
1176 Format results in a form suitable for passing to the template
1180 # IMO this subroutine is pretty messy still -- it's responsible for
1181 # building the HTML output for the template
1183 my ( $searchdesc, $hits, $results_per_page, $offset, @marcresults ) = @_;
1184 my $dbh = C4::Context->dbh;
1188 # add search-term highlighting via <span>s on the search terms
1189 my $span_terms_hashref;
1190 for my $span_term ( split( / /, $searchdesc ) ) {
1191 $span_term =~ s/(.*=|\)|\(|\+|\.|\*)//g;
1192 $span_terms_hashref->{$span_term}++;
1195 #Build branchnames hash
1197 #get branch information.....
1200 $dbh->prepare("SELECT branchcode,branchname FROM branches")
1201 ; # FIXME : use C4::Koha::GetBranches
1203 while ( my $bdata = $bsth->fetchrow_hashref ) {
1204 $branches{ $bdata->{'branchcode'} } = $bdata->{'branchname'};
1206 # FIXME - We build an authorised values hash here, using the default framework
1207 # though it is possible to have different authvals for different fws.
1209 my $shelflocations =GetKohaAuthorisedValues('items.location','');
1211 # get notforloan authorised value list (see $shelflocations FIXME)
1212 my $notforloan_authorised_value = GetAuthValCode('items.notforloan','');
1214 #Build itemtype hash
1215 #find itemtype & itemtype image
1219 "SELECT itemtype,description,imageurl,summary,notforloan FROM itemtypes"
1222 while ( my $bdata = $bsth->fetchrow_hashref ) {
1223 $itemtypes{ $bdata->{'itemtype'} }->{description} =
1224 $bdata->{'description'};
1225 $itemtypes{ $bdata->{'itemtype'} }->{imageurl} = $bdata->{'imageurl'};
1226 $itemtypes{ $bdata->{'itemtype'} }->{summary} = $bdata->{'summary'};
1227 $itemtypes{ $bdata->{'itemtype'} }->{notforloan} =
1228 $bdata->{'notforloan'};
1231 #search item field code
1234 "SELECT tagfield FROM marc_subfield_structure WHERE kohafield LIKE 'items.itemnumber'"
1237 my ($itemtag) = $sth->fetchrow;
1239 ## find column names of items related to MARC
1240 my $sth2 = $dbh->prepare("SHOW COLUMNS FROM items");
1242 my %subfieldstosearch;
1243 while ( ( my $column ) = $sth2->fetchrow ) {
1244 my ( $tagfield, $tagsubfield ) =
1245 &GetMarcFromKohaField( "items." . $column, "" );
1246 $subfieldstosearch{$column} = $tagsubfield;
1249 # handle which records to actually retrieve
1251 if ( $hits && $offset + $results_per_page <= $hits ) {
1252 $times = $offset + $results_per_page;
1258 # loop through all of the records we've retrieved
1259 for ( my $i = $offset ; $i <= $times - 1 ; $i++ ) {
1261 $marcrecord = MARC::File::USMARC::decode( $marcresults[$i] );
1262 my $oldbiblio = TransformMarcToKoha( $dbh, $marcrecord, '' );
1263 $oldbiblio->{result_number} = $i + 1;
1265 # add imageurl to itemtype if there is one
1266 if ( $itemtypes{ $oldbiblio->{itemtype} }->{imageurl} =~ /^http:/ ) {
1267 $oldbiblio->{imageurl} =
1268 $itemtypes{ $oldbiblio->{itemtype} }->{imageurl};
1269 $oldbiblio->{description} =
1270 $itemtypes{ $oldbiblio->{itemtype} }->{description};
1273 $oldbiblio->{imageurl} =
1274 getitemtypeimagesrc() . "/"
1275 . $itemtypes{ $oldbiblio->{itemtype} }->{imageurl}
1276 if ( $itemtypes{ $oldbiblio->{itemtype} }->{imageurl} );
1277 $oldbiblio->{description} =
1278 $itemtypes{ $oldbiblio->{itemtype} }->{description};
1281 # Build summary if there is one (the summary is defined in the itemtypes table)
1282 # FIXME: is this used anywhere, I think it can be commented out? -- JF
1283 if ( $itemtypes{ $oldbiblio->{itemtype} }->{summary} ) {
1284 my $summary = $itemtypes{ $oldbiblio->{itemtype} }->{summary};
1285 my @fields = $marcrecord->fields();
1286 foreach my $field (@fields) {
1287 my $tag = $field->tag();
1288 my $tagvalue = $field->as_string();
1290 s/\[(.?.?.?.?)$tag\*(.*?)]/$1$tagvalue$2\[$1$tag$2]/g;
1291 unless ( $tag < 10 ) {
1292 my @subf = $field->subfields;
1293 for my $i ( 0 .. $#subf ) {
1294 my $subfieldcode = $subf[$i][0];
1295 my $subfieldvalue = $subf[$i][1];
1296 my $tagsubf = $tag . $subfieldcode;
1298 s/\[(.?.?.?.?)$tagsubf(.*?)]/$1$subfieldvalue$2\[$1$tagsubf$2]/g;
1303 $summary =~ s/\[(.*?)]//g;
1304 $summary =~ s/\n/<br\/>/g;
1305 $oldbiblio->{summary} = $summary;
1308 # Add search-term highlighting to the whole record where they match using <span>s
1309 if (C4::Context->preference("OpacHighlightedWords")){
1310 my $searchhighlightblob;
1311 for my $highlight_field ( $marcrecord->fields ) {
1313 # FIXME: need to skip title, subtitle, author, etc., as they are handled below
1314 next if $highlight_field->tag() =~ /(^00)/; # skip fixed fields
1315 for my $subfield ($highlight_field->subfields()) {
1317 next if $subfield->[0] eq '9';
1318 my $field = $subfield->[1];
1319 for my $term ( keys %$span_terms_hashref ) {
1320 if ( ( $field =~ /$term/i ) && (( length($term) > 3 ) || ($field =~ / $term /i)) ) {
1321 $field =~ s/$term/<span class=\"term\">$&<\/span>/gi;
1325 $searchhighlightblob .= $field . " ... " if $match;
1329 $searchhighlightblob = ' ... '.$searchhighlightblob if $searchhighlightblob;
1330 $oldbiblio->{'searchhighlightblob'} = $searchhighlightblob;
1332 # save an author with no <span> tag, for the <a href=search.pl?q=<!--tmpl_var name="author"-->> link
1333 $oldbiblio->{'author_nospan'} = $oldbiblio->{'author'};
1335 # Add search-term highlighting to the title, subtitle, etc. fields
1336 for my $term ( keys %$span_terms_hashref ) {
1337 my $old_term = $term;
1338 if ( length($term) > 3 ) {
1339 $term =~ s/(.*=|\)|\(|\+|\.|\?|\[|\]|\\|\*)//g;
1340 $oldbiblio->{'title'} =~
1341 s/$term/<span class=\"term\">$&<\/span>/gi;
1342 $oldbiblio->{'subtitle'} =~
1343 s/$term/<span class=\"term\">$&<\/span>/gi;
1344 $oldbiblio->{'author'} =~
1345 s/$term/<span class=\"term\">$&<\/span>/gi;
1346 $oldbiblio->{'publishercode'} =~
1347 s/$term/<span class=\"term\">$&<\/span>/gi;
1348 $oldbiblio->{'place'} =~
1349 s/$term/<span class=\"term\">$&<\/span>/gi;
1350 $oldbiblio->{'pages'} =~
1351 s/$term/<span class=\"term\">$&<\/span>/gi;
1352 $oldbiblio->{'notes'} =~
1353 s/$term/<span class=\"term\">$&<\/span>/gi;
1354 $oldbiblio->{'size'} =~
1355 s/$term/<span class=\"term\">$&<\/span>/gi;
1359 ($i % 2) and $oldbiblio->{'toggle'} = 1;
1361 # Pull out the items fields
1362 my @fields = $marcrecord->field($itemtag);
1364 # Setting item statuses for display
1365 my @available_items_loop;
1366 my @onloan_items_loop;
1367 my @other_items_loop;
1369 my $available_items;
1373 my $ordered_count = 0;
1374 my $available_count = 0;
1375 my $onloan_count = 0;
1376 my $longoverdue_count = 0;
1377 my $other_count = 0;
1378 my $wthdrawn_count = 0;
1379 my $itemlost_count = 0;
1380 my $itembinding_count = 0;
1381 my $itemdamaged_count = 0;
1382 my $can_place_holds = 0;
1383 my $items_count = scalar(@fields);
1386 ( C4::Context->preference('maxItemsinSearchResults') )
1387 ? C4::Context->preference('maxItemsinSearchResults') - 1
1390 # loop through every item
1391 foreach my $field (@fields) {
1395 # populate the items hash
1396 foreach my $code ( keys %subfieldstosearch ) {
1397 $item->{$code} = $field->subfield( $subfieldstosearch{$code} );
1399 my $hbranch = C4::Context->preference('HomeOrHoldingBranch') eq 'homebranch' ? 'homebranch' : 'holdingbranch';
1400 my $otherbranch = C4::Context->preference('HomeOrHoldingBranch') eq 'homebranch' ? 'holdingbranch' : 'homebranch';
1401 # set item's branch name, use HomeOrHoldingBranch syspref first, fall back to the other one
1402 if ($item->{$hbranch}) {
1403 $item->{'branchname'} = $branches{$item->{$hbranch}};
1405 elsif ($item->{$otherbranch}) { # Last resort
1406 $item->{'branchname'} = $branches{$item->{$otherbranch}};
1409 my $prefix = $item->{$hbranch} . '--' . $item->{location} . $item->{itype} . $item->{itemcallnumber};
1410 # For each grouping of items (onloan, available, unavailable), we build a key to store relevant info about that item
1411 if ( $item->{onloan} ) {
1413 my $key = $prefix . $item->{due_date};
1414 $onloan_items->{$key}->{due_date} = format_date($item->{onloan});
1415 $onloan_items->{$key}->{count}++ if $item->{homebranch};
1416 $onloan_items->{$key}->{branchname} = $item->{branchname};
1417 $onloan_items->{$key}->{location} = $shelflocations->{ $item->{location} };
1418 $onloan_items->{$key}->{itemcallnumber} = $item->{itemcallnumber};
1419 $onloan_items->{$key}->{imageurl} = getitemtypeimagesrc() . "/" . $itemtypes{ $item->{itype} }->{imageurl};
1420 # if something's checked out and lost, mark it as 'long overdue'
1421 if ( $item->{itemlost} ) {
1422 $onloan_items->{$prefix}->{longoverdue}++;
1423 $longoverdue_count++;
1424 } else { # can place holds as long as item isn't lost
1425 $can_place_holds = 1;
1429 # items not on loan, but still unavailable ( lost, withdrawn, damaged )
1433 if ( $item->{notforloan} == -1 ) {
1437 # item is withdrawn, lost or damaged
1438 if ( $item->{wthdrawn}
1439 || $item->{itemlost}
1441 || $item->{notforloan} )
1443 $wthdrawn_count++ if $item->{wthdrawn};
1444 $itemlost_count++ if $item->{itemlost};
1445 $itemdamaged_count++ if $item->{damaged};
1446 $item->{status} = $item->{wthdrawn} . "-" . $item->{itemlost} . "-" . $item->{damaged} . "-" . $item->{notforloan};
1449 my $key = $prefix . $item->{status};
1450 foreach (qw(wthdrawn itemlost damaged branchname itemcallnumber)) {
1451 $other_items->{$key}->{$_} = $item->{$_};
1453 $other_items->{$key}->{notforloan} = GetAuthorisedValueDesc('','',$item->{notforloan},'','',$notforloan_authorised_value) if $notforloan_authorised_value;
1454 $other_items->{$key}->{count}++ if $item->{homebranch};
1455 $other_items->{$key}->{location} = $shelflocations->{ $item->{location} };
1456 $other_items->{$key}->{imageurl} = getitemtypeimagesrc() . "/" . $itemtypes{ $item->{itype} }->{imageurl};
1460 $can_place_holds = 1;
1462 $available_items->{$prefix}->{count}++ if $item->{homebranch};
1463 foreach (qw(branchname itemcallnumber)) {
1464 $available_items->{$prefix}->{$_} = $item->{$_};
1466 $available_items->{$prefix}->{location} = $shelflocations->{ $item->{location} };
1467 $available_items->{$prefix}->{imageurl} = getitemtypeimagesrc() . "/" . $itemtypes{ $item->{itype} }->{imageurl};
1470 } # notforloan, item level and biblioitem level
1471 my ( $availableitemscount, $onloanitemscount, $otheritemscount );
1473 ( C4::Context->preference('maxItemsinSearchResults') )
1474 ? C4::Context->preference('maxItemsinSearchResults') - 1
1476 for my $key ( sort keys %$onloan_items ) {
1477 (++$onloanitemscount > $maxitems) and last;
1478 push @onloan_items_loop, $onloan_items->{$key};
1480 for my $key ( sort keys %$other_items ) {
1481 (++$otheritemscount > $maxitems) and last;
1482 push @other_items_loop, $other_items->{$key};
1484 for my $key ( sort keys %$available_items ) {
1485 (++$availableitemscount > $maxitems) and last;
1486 push @available_items_loop, $available_items->{$key}
1489 # XSLT processing of some stuff
1490 if (C4::Context->preference("XSLTResultsDisplay") ) {
1491 my $newxmlrecord = XSLTParse4Display($oldbiblio->{biblionumber},'Results');
1492 $oldbiblio->{XSLTResultsRecord} = $newxmlrecord;
1495 # last check for norequest : if itemtype is notforloan, it can't be reserved either, whatever the items
1496 $can_place_holds = 0
1497 if $itemtypes{ $oldbiblio->{itemtype} }->{notforloan};
1498 $oldbiblio->{norequests} = 1 unless $can_place_holds;
1499 $oldbiblio->{itemsplural} = 1 if $items_count > 1;
1500 $oldbiblio->{items_count} = $items_count;
1501 $oldbiblio->{available_items_loop} = \@available_items_loop;
1502 $oldbiblio->{onloan_items_loop} = \@onloan_items_loop;
1503 $oldbiblio->{other_items_loop} = \@other_items_loop;
1504 $oldbiblio->{availablecount} = $available_count;
1505 $oldbiblio->{availableplural} = 1 if $available_count > 1;
1506 $oldbiblio->{onloancount} = $onloan_count;
1507 $oldbiblio->{onloanplural} = 1 if $onloan_count > 1;
1508 $oldbiblio->{othercount} = $other_count;
1509 $oldbiblio->{otherplural} = 1 if $other_count > 1;
1510 $oldbiblio->{wthdrawncount} = $wthdrawn_count;
1511 $oldbiblio->{itemlostcount} = $itemlost_count;
1512 $oldbiblio->{damagedcount} = $itemdamaged_count;
1513 $oldbiblio->{orderedcount} = $ordered_count;
1514 $oldbiblio->{isbn} =~
1515 s/-//g; # deleting - in isbn to enable amazon content
1516 push( @newresults, $oldbiblio );
1521 #----------------------------------------------------------------------
1523 # Non-Zebra GetRecords#
1524 #----------------------------------------------------------------------
1528 NZgetRecords has the same API as zera getRecords, even if some parameters are not managed
1534 $query, $simple_query, $sort_by_ref, $servers_ref,
1535 $results_per_page, $offset, $expanded_facet, $branches,
1538 warn "query =$query" if $DEBUG;
1539 my $result = NZanalyse($query);
1540 warn "results =$result" if $DEBUG;
1542 NZorder( $result, @$sort_by_ref[0], $results_per_page, $offset ),
1548 NZanalyse : get a CQL string as parameter, and returns a list of biblionumber;title,biblionumber;title,...
1549 the list is built from an inverted index in the nozebra SQL table
1550 note that title is here only for convenience : the sorting will be very fast when requested on title
1551 if the sorting is requested on something else, we will have to reread all results, and that may be longer.
1556 my ( $string, $server ) = @_;
1557 # warn "---------" if $DEBUG;
1558 warn " NZanalyse" if $DEBUG;
1559 # warn "---------" if $DEBUG;
1561 # $server contains biblioserver or authorities, depending on what we search on.
1562 #warn "querying : $string on $server";
1563 $server = 'biblioserver' unless $server;
1565 # if we have a ", replace the content to discard temporarily any and/or/not inside
1567 if ( $string =~ /"/ ) {
1568 $string =~ s/"(.*?)"/__X__/;
1570 warn "commacontent : $commacontent" if $DEBUG;
1573 # split the query string in 3 parts : X AND Y means : $left="X", $operand="AND" and $right="Y"
1574 # then, call again NZanalyse with $left and $right
1575 # (recursive until we find a leaf (=> something without and/or/not)
1576 # delete repeated operator... Would then go in infinite loop
1577 while ( $string =~ s/( and| or| not| AND| OR| NOT)\1/$1/g ) {
1580 #process parenthesis before.
1581 if ( $string =~ /^\s*\((.*)\)(( and | or | not | AND | OR | NOT )(.*))?/ ) {
1584 my $operator = lc($3); # FIXME: and/or/not are operators, not operands
1586 "dealing w/parenthesis before recursive sub call. left :$left operator:$operator right:$right"
1588 my $leftresult = NZanalyse( $left, $server );
1590 my $rightresult = NZanalyse( $right, $server );
1592 # OK, we have the results for right and left part of the query
1593 # depending of operand, intersect, union or exclude both lists
1594 # to get a result list
1595 if ( $operator eq ' and ' ) {
1596 return NZoperatorAND($leftresult,$rightresult);
1598 elsif ( $operator eq ' or ' ) {
1600 # just merge the 2 strings
1601 return $leftresult . $rightresult;
1603 elsif ( $operator eq ' not ' ) {
1604 return NZoperatorNOT($leftresult,$rightresult);
1608 # this error is impossible, because of the regexp that isolate the operand, but just in case...
1612 warn "string :" . $string if $DEBUG;
1613 $string =~ /(.*?)( and | or | not | AND | OR | NOT )(.*)/;
1616 my $operator = lc($2); # FIXME: and/or/not are operators, not operands
1617 warn "no parenthesis. left : $left operator: $operator right: $right"
1620 # it's not a leaf, we have a and/or/not
1623 # reintroduce comma content if needed
1624 $right =~ s/__X__/"$commacontent"/ if $commacontent;
1625 $left =~ s/__X__/"$commacontent"/ if $commacontent;
1626 warn "node : $left / $operator / $right\n" if $DEBUG;
1627 my $leftresult = NZanalyse( $left, $server );
1628 my $rightresult = NZanalyse( $right, $server );
1629 warn " leftresult : $leftresult" if $DEBUG;
1630 warn " rightresult : $rightresult" if $DEBUG;
1631 # OK, we have the results for right and left part of the query
1632 # depending of operand, intersect, union or exclude both lists
1633 # to get a result list
1634 if ( $operator eq ' and ' ) {
1636 return NZoperatorAND($leftresult,$rightresult);
1638 elsif ( $operator eq ' or ' ) {
1640 # just merge the 2 strings
1641 return $leftresult . $rightresult;
1643 elsif ( $operator eq ' not ' ) {
1644 return NZoperatorNOT($leftresult,$rightresult);
1648 # this error is impossible, because of the regexp that isolate the operand, but just in case...
1649 die "error : operand unknown : $operator for $string";
1652 # it's a leaf, do the real SQL query and return the result
1655 $string =~ s/__X__/"$commacontent"/ if $commacontent;
1656 $string =~ s/-|\.|\?|,|;|!|'|\(|\)|\[|\]|{|}|"|&|\+|\*|\// /g;
1657 #remove trailing blank at the beginning
1659 warn "leaf:$string" if $DEBUG;
1661 # parse the string in in operator/operand/value again
1662 $string =~ /(.*)(>=|<=)(.*)/;
1666 # warn "handling leaf... left:$left operator:$operator right:$right"
1668 unless ($operator) {
1669 $string =~ /(.*)(>|<|=)(.*)/;
1674 "handling unless (operator)... left:$left operator:$operator right:$right"
1679 # strip adv, zebra keywords, currently not handled in nozebra: wrdl, ext, phr...
1682 # automatic replace for short operators
1683 $left = 'title' if $left =~ '^ti$';
1684 $left = 'author' if $left =~ '^au$';
1685 $left = 'publisher' if $left =~ '^pb$';
1686 $left = 'subject' if $left =~ '^su$';
1687 $left = 'koha-Auth-Number' if $left =~ '^an$';
1688 $left = 'keyword' if $left =~ '^kw$';
1689 warn "handling leaf... left:$left operator:$operator right:$right" if $DEBUG;
1690 if ( $operator && $left ne 'keyword' ) {
1692 #do a specific search
1693 my $dbh = C4::Context->dbh;
1694 $operator = 'LIKE' if $operator eq '=' and $right =~ /%/;
1697 "SELECT biblionumbers,value FROM nozebra WHERE server=? AND indexname=? AND value $operator ?"
1699 warn "$left / $operator / $right\n" if $DEBUG;
1701 # split each word, query the DB and build the biblionumbers result
1702 #sanitizing leftpart
1703 $left =~ s/^\s+|\s+$//;
1704 foreach ( split / /, $right ) {
1706 $_ =~ s/^\s+|\s+$//;
1708 warn "EXECUTE : $server, $left, $_" if $DEBUG;
1709 $sth->execute( $server, $left, $_ )
1710 or warn "execute failed: $!";
1711 while ( my ( $line, $value ) = $sth->fetchrow ) {
1713 # if we are dealing with a numeric value, use only numeric results (in case of >=, <=, > or <)
1714 # otherwise, fill the result
1715 $biblionumbers .= $line
1716 unless ( $right =~ /^\d+$/ && $value =~ /\D/ );
1717 warn "result : $value "
1718 . ( $right =~ /\d/ ) . "=="
1719 . ( $value =~ /\D/?$line:"" ) if $DEBUG; #= $line";
1722 # do a AND with existing list if there is one, otherwise, use the biblionumbers list as 1st result list
1724 warn "NZAND" if $DEBUG;
1725 $results = NZoperatorAND($biblionumbers,$results);
1728 $results = $biblionumbers;
1734 #do a complete search (all indexes), if index='kw' do complete search too.
1735 my $dbh = C4::Context->dbh;
1738 "SELECT biblionumbers FROM nozebra WHERE server=? AND value LIKE ?"
1741 # split each word, query the DB and build the biblionumbers result
1742 foreach ( split / /, $string ) {
1743 next if C4::Context->stopwords->{ uc($_) }; # skip if stopword
1744 warn "search on all indexes on $_" if $DEBUG;
1747 $sth->execute( $server, $_ );
1748 while ( my $line = $sth->fetchrow ) {
1749 $biblionumbers .= $line;
1752 # do a AND with existing list if there is one, otherwise, use the biblionumbers list as 1st result list
1754 $results = NZoperatorAND($biblionumbers,$results);
1757 warn "NEW RES for $_ = $biblionumbers" if $DEBUG;
1758 $results = $biblionumbers;
1762 warn "return : $results for LEAF : $string" if $DEBUG;
1765 warn "---------\nLeave NZanalyse\n---------" if $DEBUG;
1769 my ($rightresult, $leftresult)=@_;
1771 my @leftresult = split /;/, $leftresult;
1772 warn " @leftresult / $rightresult \n" if $DEBUG;
1774 # my @rightresult = split /;/,$leftresult;
1777 # parse the left results, and if the biblionumber exist in the right result, save it in finalresult
1778 # the result is stored twice, to have the same weight for AND than OR.
1779 # example : TWO : 61,61,64,121 (two is twice in the biblio #61) / TOWER : 61,64,130
1780 # result : 61,61,61,61,64,64 for two AND tower : 61 has more weight than 64
1781 foreach (@leftresult) {
1784 ( $value, $countvalue ) = ( $1, $2 ) if ($value=~/(.*)-(\d+)$/);
1785 if ( $rightresult =~ /\Q$value\E-(\d+);/ ) {
1786 $countvalue = ( $1 > $countvalue ? $countvalue : $1 );
1788 "$value-$countvalue;$value-$countvalue;";
1791 warn "NZAND DONE : $finalresult \n" if $DEBUG;
1792 return $finalresult;
1796 my ($rightresult, $leftresult)=@_;
1797 return $rightresult.$leftresult;
1801 my ($rightresult, $leftresult)=@_;
1803 my @leftresult = split /;/, $leftresult;
1805 # my @rightresult = split /;/,$leftresult;
1807 foreach (@leftresult) {
1809 $value=$1 if $value=~m/(.*)-\d+$/;
1810 unless ($rightresult =~ "$value-") {
1811 $finalresult .= "$_;";
1814 return $finalresult;
1819 $finalresult = NZorder($biblionumbers, $ordering,$results_per_page,$offset);
1826 my ( $biblionumbers, $ordering, $results_per_page, $offset ) = @_;
1827 warn "biblionumbers = $biblionumbers and ordering = $ordering\n" if $DEBUG;
1829 # order title asc by default
1830 # $ordering = '1=36 <i' unless $ordering;
1831 $results_per_page = 20 unless $results_per_page;
1832 $offset = 0 unless $offset;
1833 my $dbh = C4::Context->dbh;
1836 # order by POPULARITY
1838 if ( $ordering =~ /popularity/ ) {
1842 # popularity is not in MARC record, it's builded from a specific query
1844 $dbh->prepare("select sum(issues) from items where biblionumber=?");
1845 foreach ( split /;/, $biblionumbers ) {
1846 my ( $biblionumber, $title ) = split /,/, $_;
1847 $result{$biblionumber} = GetMarcBiblio($biblionumber);
1848 $sth->execute($biblionumber);
1849 my $popularity = $sth->fetchrow || 0;
1851 # hint : the key is popularity.title because we can have
1852 # many results with the same popularity. In this cas, sub-ordering is done by title
1853 # we also have biblionumber to avoid bug for 2 biblios with the same title & popularity
1854 # (un-frequent, I agree, but we won't forget anything that way ;-)
1855 $popularity{ sprintf( "%10d", $popularity ) . $title
1856 . $biblionumber } = $biblionumber;
1859 # sort the hash and return the same structure as GetRecords (Zebra querying)
1862 if ( $ordering eq 'popularity_dsc' ) { # sort popularity DESC
1863 foreach my $key ( sort { $b cmp $a } ( keys %popularity ) ) {
1864 $result_hash->{'RECORDS'}[ $numbers++ ] =
1865 $result{ $popularity{$key} }->as_usmarc();
1868 else { # sort popularity ASC
1869 foreach my $key ( sort ( keys %popularity ) ) {
1870 $result_hash->{'RECORDS'}[ $numbers++ ] =
1871 $result{ $popularity{$key} }->as_usmarc();
1874 my $finalresult = ();
1875 $result_hash->{'hits'} = $numbers;
1876 $finalresult->{'biblioserver'} = $result_hash;
1877 return $finalresult;
1883 elsif ( $ordering =~ /author/ ) {
1885 foreach ( split /;/, $biblionumbers ) {
1886 my ( $biblionumber, $title ) = split /,/, $_;
1887 my $record = GetMarcBiblio($biblionumber);
1889 if ( C4::Context->preference('marcflavour') eq 'UNIMARC' ) {
1890 $author = $record->subfield( '200', 'f' );
1891 $author = $record->subfield( '700', 'a' ) unless $author;
1894 $author = $record->subfield( '100', 'a' );
1897 # hint : the result is sorted by title.biblionumber because we can have X biblios with the same title
1898 # and we don't want to get only 1 result for each of them !!!
1899 $result{ $author . $biblionumber } = $record;
1902 # sort the hash and return the same structure as GetRecords (Zebra querying)
1905 if ( $ordering eq 'author_za' ) { # sort by author desc
1906 foreach my $key ( sort { $b cmp $a } ( keys %result ) ) {
1907 $result_hash->{'RECORDS'}[ $numbers++ ] =
1908 $result{$key}->as_usmarc();
1911 else { # sort by author ASC
1912 foreach my $key ( sort ( keys %result ) ) {
1913 $result_hash->{'RECORDS'}[ $numbers++ ] =
1914 $result{$key}->as_usmarc();
1917 my $finalresult = ();
1918 $result_hash->{'hits'} = $numbers;
1919 $finalresult->{'biblioserver'} = $result_hash;
1920 return $finalresult;
1923 # ORDER BY callnumber
1926 elsif ( $ordering =~ /callnumber/ ) {
1928 foreach ( split /;/, $biblionumbers ) {
1929 my ( $biblionumber, $title ) = split /,/, $_;
1930 my $record = GetMarcBiblio($biblionumber);
1932 my ( $callnumber_tag, $callnumber_subfield ) =
1933 GetMarcFromKohaField( $dbh, 'items.itemcallnumber' );
1934 ( $callnumber_tag, $callnumber_subfield ) =
1935 GetMarcFromKohaField('biblioitems.callnumber')
1936 unless $callnumber_tag;
1937 if ( C4::Context->preference('marcflavour') eq 'UNIMARC' ) {
1938 $callnumber = $record->subfield( '200', 'f' );
1941 $callnumber = $record->subfield( '100', 'a' );
1944 # hint : the result is sorted by title.biblionumber because we can have X biblios with the same title
1945 # and we don't want to get only 1 result for each of them !!!
1946 $result{ $callnumber . $biblionumber } = $record;
1949 # sort the hash and return the same structure as GetRecords (Zebra querying)
1952 if ( $ordering eq 'call_number_dsc' ) { # sort by title desc
1953 foreach my $key ( sort { $b cmp $a } ( keys %result ) ) {
1954 $result_hash->{'RECORDS'}[ $numbers++ ] =
1955 $result{$key}->as_usmarc();
1958 else { # sort by title ASC
1959 foreach my $key ( sort { $a cmp $b } ( keys %result ) ) {
1960 $result_hash->{'RECORDS'}[ $numbers++ ] =
1961 $result{$key}->as_usmarc();
1964 my $finalresult = ();
1965 $result_hash->{'hits'} = $numbers;
1966 $finalresult->{'biblioserver'} = $result_hash;
1967 return $finalresult;
1969 elsif ( $ordering =~ /pubdate/ ) { #pub year
1971 foreach ( split /;/, $biblionumbers ) {
1972 my ( $biblionumber, $title ) = split /,/, $_;
1973 my $record = GetMarcBiblio($biblionumber);
1974 my ( $publicationyear_tag, $publicationyear_subfield ) =
1975 GetMarcFromKohaField( 'biblioitems.publicationyear', '' );
1976 my $publicationyear =
1977 $record->subfield( $publicationyear_tag,
1978 $publicationyear_subfield );
1980 # hint : the result is sorted by title.biblionumber because we can have X biblios with the same title
1981 # and we don't want to get only 1 result for each of them !!!
1982 $result{ $publicationyear . $biblionumber } = $record;
1985 # sort the hash and return the same structure as GetRecords (Zebra querying)
1988 if ( $ordering eq 'pubdate_dsc' ) { # sort by pubyear desc
1989 foreach my $key ( sort { $b cmp $a } ( keys %result ) ) {
1990 $result_hash->{'RECORDS'}[ $numbers++ ] =
1991 $result{$key}->as_usmarc();
1994 else { # sort by pub year ASC
1995 foreach my $key ( sort ( keys %result ) ) {
1996 $result_hash->{'RECORDS'}[ $numbers++ ] =
1997 $result{$key}->as_usmarc();
2000 my $finalresult = ();
2001 $result_hash->{'hits'} = $numbers;
2002 $finalresult->{'biblioserver'} = $result_hash;
2003 return $finalresult;
2009 elsif ( $ordering =~ /title/ ) {
2011 # the title is in the biblionumbers string, so we just need to build a hash, sort it and return
2013 foreach ( split /;/, $biblionumbers ) {
2014 my ( $biblionumber, $title ) = split /,/, $_;
2016 # hint : the result is sorted by title.biblionumber because we can have X biblios with the same title
2017 # and we don't want to get only 1 result for each of them !!!
2018 # hint & speed improvement : we can order without reading the record
2019 # so order, and read records only for the requested page !
2020 $result{ $title . $biblionumber } = $biblionumber;
2023 # sort the hash and return the same structure as GetRecords (Zebra querying)
2026 if ( $ordering eq 'title_az' ) { # sort by title desc
2027 foreach my $key ( sort ( keys %result ) ) {
2028 $result_hash->{'RECORDS'}[ $numbers++ ] = $result{$key};
2031 else { # sort by title ASC
2032 foreach my $key ( sort { $b cmp $a } ( keys %result ) ) {
2033 $result_hash->{'RECORDS'}[ $numbers++ ] = $result{$key};
2037 # limit the $results_per_page to result size if it's more
2038 $results_per_page = $numbers - 1 if $numbers < $results_per_page;
2040 # for the requested page, replace biblionumber by the complete record
2041 # speed improvement : avoid reading too much things
2043 my $counter = $offset ;
2044 $counter <= $offset + $results_per_page ;
2048 $result_hash->{'RECORDS'}[$counter] =
2049 GetMarcBiblio( $result_hash->{'RECORDS'}[$counter] )->as_usmarc;
2051 my $finalresult = ();
2052 $result_hash->{'hits'} = $numbers;
2053 $finalresult->{'biblioserver'} = $result_hash;
2054 return $finalresult;
2061 # we need 2 hashes to order by ranking : the 1st one to count the ranking, the 2nd to order by ranking
2064 foreach ( split /;/, $biblionumbers ) {
2065 my ( $biblionumber, $title ) = split /,/, $_;
2066 $title =~ /(.*)-(\d)/;
2071 # note that we + the ranking because ranking is calculated on weight of EACH term requested.
2072 # if we ask for "two towers", and "two" has weight 2 in biblio N, and "towers" has weight 4 in biblio N
2073 # biblio N has ranking = 6
2074 $count_ranking{$biblionumber} += $ranking;
2077 # build the result by "inverting" the count_ranking hash
2078 # hing : as usual, we don't order by ranking only, to avoid having only 1 result for each rank. We build an hash on concat(ranking,biblionumber) instead
2080 foreach ( keys %count_ranking ) {
2081 $result{ sprintf( "%10d", $count_ranking{$_} ) . '-' . $_ } = $_;
2084 # sort the hash and return the same structure as GetRecords (Zebra querying)
2087 foreach my $key ( sort { $b cmp $a } ( keys %result ) ) {
2088 $result_hash->{'RECORDS'}[ $numbers++ ] = $result{$key};
2091 # limit the $results_per_page to result size if it's more
2092 $results_per_page = $numbers - 1 if $numbers < $results_per_page;
2094 # for the requested page, replace biblionumber by the complete record
2095 # speed improvement : avoid reading too much things
2097 my $counter = $offset ;
2098 $counter <= $offset + $results_per_page ;
2102 $result_hash->{'RECORDS'}[$counter] =
2103 GetMarcBiblio( $result_hash->{'RECORDS'}[$counter] )->as_usmarc
2104 if $result_hash->{'RECORDS'}[$counter];
2106 my $finalresult = ();
2107 $result_hash->{'hits'} = $numbers;
2108 $finalresult->{'biblioserver'} = $result_hash;
2109 return $finalresult;
2115 ($countchanged,$listunchanged) = ModBiblios($listbiblios, $tagsubfield,$initvalue,$targetvalue,$test);
2117 this function changes all the values $initvalue in subfield $tag$subfield in any record in $listbiblios
2118 test parameter if set donot perform change to records in database.
2124 * $listbiblios is an array ref to marcrecords to be changed
2125 * $tagsubfield is the reference of the subfield to change.
2126 * $initvalue is the value to search the record for
2127 * $targetvalue is the value to set the subfield to
2128 * $test is to be set only not to perform changes in database.
2130 =item C<Output arg:>
2131 * $countchanged counts all the changes performed.
2132 * $listunchanged contains the list of all the biblionumbers of records unchanged.
2134 =item C<usage in the script:>
2138 my ($countchanged, $listunchanged) = EditBiblios($results->{RECORD}, $tagsubfield,$initvalue,$targetvalue);;
2139 #If one wants to display unchanged records, you should get biblios foreach @$listunchanged
2140 $template->param(countchanged => $countchanged, loopunchanged=>$listunchanged);
2145 my ( $listbiblios, $tagsubfield, $initvalue, $targetvalue, $test ) = @_;
2148 my ( $tag, $subfield ) = ( $1, $2 )
2149 if ( $tagsubfield =~ /^(\d{1,3})([a-z0-9A-Z@])?$/ );
2150 if ( ( length($tag) < 3 ) && $subfield =~ /0-9/ ) {
2151 $tag = $tag . $subfield;
2154 my ( $bntag, $bnsubf ) = GetMarcFromKohaField('biblio.biblionumber');
2155 my ( $itemtag, $itemsubf ) = GetMarcFromKohaField('items.itemnumber');
2156 if ($tag eq $itemtag) {
2157 # do not allow the embedded item tag to be
2159 warn "Attempting to edit item tag via C4::Search::ModBiblios -- not allowed";
2162 foreach my $usmarc (@$listbiblios) {
2164 $record = eval { MARC::Record->new_from_usmarc($usmarc) };
2168 # usmarc is not a valid usmarc May be a biblionumber
2169 # FIXME - sorry, please let's figure out whether
2170 # this function is to be passed a list of
2171 # record numbers or a list of MARC::Record
2172 # objects. The former is probably better
2173 # because the MARC records supplied by Zebra
2174 # may be not current.
2175 $record = GetMarcBiblio($usmarc);
2176 $biblionumber = $usmarc;
2179 if ( $bntag >= 010 ) {
2180 $biblionumber = $record->subfield( $bntag, $bnsubf );
2183 $biblionumber = $record->field($bntag)->data;
2187 #GetBiblionumber is to be written.
2188 #Could be replaced by TransformMarcToKoha (But Would be longer)
2189 if ( $record->field($tag) ) {
2191 foreach my $field ( $record->field($tag) ) {
2194 $field->delete_subfield(
2195 'code' => $subfield,
2196 'match' => qr($initvalue)
2202 $field->update( $subfield, $targetvalue )
2207 if ( $tag >= 010 ) {
2208 if ( $field->delete_field($field) ) {
2214 $field->data = $targetvalue
2215 if ( $field->data =~ qr($initvalue) );
2220 # warn $record->as_formatted;
2222 ModBiblio( $record, $biblionumber,
2223 GetFrameworkCode($biblionumber) )
2227 push @unmatched, $biblionumber;
2231 push @unmatched, $biblionumber;
2234 return ( $countmatched, \@unmatched );
2237 END { } # module clean-up code here (global destructor)
2244 Koha Developement team <info@koha.org>