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::Dates qw(format_date);
26 use vars qw($VERSION @ISA @EXPORT @EXPORT_OK %EXPORT_TAGS $DEBUG);
28 # set the version for version checking
31 $DEBUG = ($ENV{DEBUG}) ? 1 : 0;
36 C4::Search - Functions for searching the Koha catalog.
40 see opac/opac-search.pl or catalogue/search.pl for example of usage
44 This module provides the searching facilities for the Koha into a zebra catalog.
62 # make all your functions, whether exported or not;
64 =head2 findseealso($dbh,$fields);
66 C<$dbh> is a link to the DB handler.
69 my $dbh =C4::Context->dbh;
71 C<$fields> is a reference to the fields array
73 This function modify the @$fields array and add related fields to search on.
78 my ( $dbh, $fields ) = @_;
79 my $tagslib = GetMarcStructure( 1 );
80 for ( my $i = 0 ; $i <= $#{$fields} ; $i++ ) {
81 my ($tag) = substr( @$fields[$i], 1, 3 );
82 my ($subfield) = substr( @$fields[$i], 4, 1 );
83 @$fields[$i] .= ',' . $tagslib->{$tag}->{$subfield}->{seealso}
84 if ( $tagslib->{$tag}->{$subfield}->{seealso} );
90 ($biblionumber,$biblionumber,$title) = FindDuplicate($record);
96 my $dbh = C4::Context->dbh;
97 my $result = TransformMarcToKoha( $dbh, $record, '' );
102 my ( $biblionumber, $title );
104 # search duplicate on ISBN, easy and fast..
105 # ... normalize first
106 if ( $result->{isbn} ) {
107 $result->{isbn} =~ s/\(.*$//;
108 $result->{isbn} =~ s/\s+$//;
110 #$search->{'avoidquerylog'}=1;
111 if ( $result->{isbn} ) {
112 $query = "isbn=$result->{isbn}";
115 $result->{title} =~ s /\\//g;
116 $result->{title} =~ s /\"//g;
117 $result->{title} =~ s /\(//g;
118 $result->{title} =~ s /\)//g;
119 # remove valid operators
120 $result->{title} =~ s/(and|or|not)//g;
121 $query = "ti,ext=$result->{title}";
122 $query .= " and itemtype=$result->{itemtype}" if ($result->{itemtype});
123 if ($result->{author}){
124 $result->{author} =~ s /\\//g;
125 $result->{author} =~ s /\"//g;
126 $result->{author} =~ s /\(//g;
127 $result->{author} =~ s /\)//g;
128 # remove valid operators
129 $result->{author} =~ s/(and|or|not)//g;
130 $query .= " and au,ext=$result->{author}";
133 my ($error,$searchresults) =
134 SimpleSearch($query); # FIXME :: hardcoded !
136 foreach my $possible_duplicate_record (@$searchresults) {
138 MARC::Record->new_from_usmarc($possible_duplicate_record);
139 my $result = TransformMarcToKoha( $dbh, $marcrecord, '' );
141 # FIXME :: why 2 $biblionumber ?
143 push @results, $result->{'biblionumber'};
144 push @results, $result->{'title'};
152 ($error,$results) = SimpleSearch($query,@servers);
154 this function performs a simple search on the catalog using zoom.
160 * $query could be a simple keyword or a complete CCL query wich is depending on your ccl file.
161 * @servers is optionnal. default one is read on koha-conf.xml
164 * $error is a string which containt the description error if there is one. Else it's empty.
165 * \@results is an array of marc record.
167 =item C<usage in the script:>
171 my ($error, $marcresults) = SimpleSearch($query);
173 if (defined $error) {
174 $template->param(query_error => $error);
175 warn "error: ".$error;
176 output_html_with_http_headers $input, $cookie, $template->output;
180 my $hits = scalar @$marcresults;
183 for(my $i=0;$i<$hits;$i++) {
185 my $marcrecord = MARC::File::USMARC::decode($marcresults->[$i]);
186 my $biblio = TransformMarcToKoha(C4::Context->dbh,$marcrecord,'');
188 #build the hash for the template.
189 $resultsloop{highlight} = ($i % 2)?(1):(0);
190 $resultsloop{title} = $biblio->{'title'};
191 $resultsloop{subtitle} = $biblio->{'subtitle'};
192 $resultsloop{biblionumber} = $biblio->{'biblionumber'};
193 $resultsloop{author} = $biblio->{'author'};
194 $resultsloop{publishercode} = $biblio->{'publishercode'};
195 $resultsloop{publicationyear} = $biblio->{'publicationyear'};
197 push @results, \%resultsloop;
199 $template->param(result=>\@results);
205 if (C4::Context->preference('NoZebra')) {
206 my $result = NZorder(NZanalyse($query))->{'biblioserver'};
207 my $search_result = ( $result->{hits} && $result->{hits} > 0 ? $result->{'RECORDS'} : [] );
208 return (undef,$search_result);
214 return ( "No query entered", undef ) unless $query;
216 #@servers = (C4::Context->config("biblioserver")) unless @servers;
218 ("biblioserver") unless @servers
219 ; # FIXME hardcoded value. See catalog/search.pl & opac-search.pl too.
222 for ( my $i = 0 ; $i < @servers ; $i++ ) {
224 $zconns[$i] = C4::Context->Zconn( $servers[$i], 1 );
227 ->search( new ZOOM::Query::CCL2RPN( $query, $zconns[$i] ) );
229 # getting error message if one occured.
231 $zconns[$i]->errmsg() . " ("
232 . $zconns[$i]->errcode() . ") "
233 . $zconns[$i]->addinfo() . " "
234 . $zconns[$i]->diagset();
236 return ( $error, undef ) if $zconns[$i]->errcode();
239 # caught a ZOOM::Exception
243 . $@->addinfo() . " "
246 return ( $error, undef );
251 while ( ( my $i = ZOOM::event( \@zconns ) ) != 0 ) {
252 $ev = $zconns[ $i - 1 ]->last_event();
253 if ( $ev == ZOOM::Event::ZEND ) {
254 $hits = $tmpresults[ $i - 1 ]->size();
257 for ( my $j = 0 ; $j < $hits ; $j++ ) {
258 my $record = $tmpresults[ $i - 1 ]->record($j)->raw();
259 push @results, $record;
263 return ( undef, \@results );
267 # performs the search
270 $koha_query, $simple_query, $sort_by_ref,
271 $servers_ref, $results_per_page, $offset,
272 $expanded_facet, $branches, $query_type,
275 # warn "Query : $koha_query";
276 my @servers = @$servers_ref;
277 my @sort_by = @$sort_by_ref;
279 # create the zoom connection and query object
283 my $results_hashref = ();
286 my $facets_counter = ();
287 my $facets_info = ();
288 my $facets = getFacets();
290 #### INITIALIZE SOME VARS USED CREATE THE FACETED RESULTS
291 my @facets_loop; # stores the ref to array of hashes for template
292 for ( my $i = 0 ; $i < @servers ; $i++ ) {
293 $zconns[$i] = C4::Context->Zconn( $servers[$i], 1 );
295 # perform the search, create the results objects
296 # if this is a local search, use the $koha-query, if it's a federated one, use the federated-query
298 if ( $servers[$i] =~ /biblioserver/ ) {
299 $query_to_use = $koha_query;
302 $query_to_use = $simple_query;
305 #$query_to_use = $simple_query if $scan;
306 #warn $simple_query if ($scan && $DEBUG);
307 # check if we've got a query_type defined
311 if ( $query_type =~ /^ccl/ ) {
313 s/\:/\=/g; # change : to = last minute (FIXME)
315 # warn "CCL : $query_to_use";
318 new ZOOM::Query::CCL2RPN( $query_to_use, $zconns[$i] )
321 elsif ( $query_type =~ /^cql/ ) {
323 # warn "CQL : $query_to_use";
326 new ZOOM::Query::CQL( $query_to_use, $zconns[$i] ) );
328 elsif ( $query_type =~ /^pqf/ ) {
330 # warn "PQF : $query_to_use";
333 new ZOOM::Query::PQF( $query_to_use, $zconns[$i] ) );
338 # warn "preparing to scan:$query_to_use";
341 new ZOOM::Query::CCL2RPN( $query_to_use, $zconns[$i] )
345 # warn "LAST : $query_to_use";
348 new ZOOM::Query::CCL2RPN( $query_to_use, $zconns[$i] )
354 warn "WARNING: query problem with $query_to_use " . $@;
357 # concatenate the sort_by limits and pass them to the results object
359 foreach my $sort (@sort_by) {
360 if ($sort eq "author_az") {
361 $sort_by.="1=1003 <i ";
363 elsif ($sort eq "author_za") {
364 $sort_by.="1=1003 >i ";
366 elsif ($sort eq "popularity_asc") {
367 $sort_by.="1=9003 <i ";
369 elsif ($sort eq "popularity_dsc") {
370 $sort_by.="1=9003 >i ";
372 elsif ($sort eq "call_number_asc") {
373 $sort_by.="1=20 <i ";
375 elsif ($sort eq "call_number_dsc") {
376 $sort_by.="1=20 >i ";
378 elsif ($sort eq "pubdate_asc") {
379 $sort_by.="1=31 <i ";
381 elsif ($sort eq "pubdate_dsc") {
382 $sort_by.="1=31 >i ";
384 elsif ($sort eq "acqdate_asc") {
385 $sort_by.="1=32 <i ";
387 elsif ($sort eq "acqdate_dsc") {
388 $sort_by.="1=32 >i ";
390 elsif ($sort eq "title_az") {
393 elsif ($sort eq "title_za") {
398 if ( $results[$i]->sort( "yaz", $sort_by ) < 0) {
399 warn "WARNING sort $sort_by failed";
403 while ( ( my $i = ZOOM::event( \@zconns ) ) != 0 ) {
404 my $ev = $zconns[ $i - 1 ]->last_event();
405 if ( $ev == ZOOM::Event::ZEND ) {
406 my $size = $results[ $i - 1 ]->size();
409 #$results_hash->{'server'} = $servers[$i-1];
410 # loop through the results
411 $results_hash->{'hits'} = $size;
413 if ( $offset + $results_per_page <= $size ) {
414 $times = $offset + $results_per_page;
419 for ( my $j = $offset ; $j < $times ; $j++ )
420 { #(($offset+$count<=$size) ? ($offset+$count):$size) ; $j++){
424 ## This is just an index scan
426 my ( $term, $occ ) = $results[ $i - 1 ]->term($j);
427 # here we create a minimal MARC record and hand it off to the
428 # template just like a normal result ... perhaps not ideal, but
430 my $tmprecord = MARC::Record->new();
431 $tmprecord->encoding('UTF-8');
434 # the minimal record in author/title (depending on MARC flavour)
435 if ( C4::Context->preference("marcflavour") eq
438 $tmptitle = MARC::Field->new(
445 $tmptitle = MARC::Field->new('245', ' ', ' ',a => $term,);
446 $tmpauthor = MARC::Field->new('100', ' ', ' ',a => $occ,);
448 $tmprecord->append_fields($tmptitle);
449 $tmprecord->append_fields($tmpauthor);
450 $results_hash->{'RECORDS'}[$j] = $tmprecord->as_usmarc();
453 $record = $results[ $i - 1 ]->record($j)->raw();
455 #warn "RECORD $j:".$record;
456 $results_hash->{'RECORDS'}[$j] =
457 $record; # making a reference to a hash
458 # Fill the facets while we're looping
459 $facet_record = MARC::Record->new_from_usmarc($record);
461 #warn $servers[$i-1].$facet_record->title();
462 for ( my $k = 0 ; $k <= @$facets ; $k++ ) {
463 if ( $facets->[$k] ) {
465 for my $tag ( @{ $facets->[$k]->{'tags'} } ) {
466 push @fields, $facet_record->field($tag);
468 for my $field (@fields) {
469 my @subfields = $field->subfields();
470 for my $subfield (@subfields) {
471 my ( $code, $data ) = @$subfield;
473 $facets->[$k]->{'subfield'} )
475 $facets_counter->{ $facets->[$k]
476 ->{'link_value'} }->{$data}++;
480 $facets_info->{ $facets->[$k]->{'link_value'} }
482 $facets->[$k]->{'label_value'};
483 $facets_info->{ $facets->[$k]->{'link_value'} }
484 ->{'expanded'} = $facets->[$k]->{'expanded'};
489 $results_hashref->{ $servers[ $i - 1 ] } = $results_hash;
492 #print "connection ", $i-1, ": $size hits";
493 #print $results[$i-1]->record(0)->render() if $size > 0;
496 sort { $facets_counter->{$b} <=> $facets_counter->{$a} }
497 keys %$facets_counter
501 my $number_of_facets;
502 my @this_facets_array;
505 $facets_counter->{$link_value}
506 ->{$b} <=> $facets_counter->{$link_value}->{$a}
507 } keys %{ $facets_counter->{$link_value} }
511 if ( ( $number_of_facets < 6 )
512 || ( $expanded_facet eq $link_value )
513 || ( $facets_info->{$link_value}->{'expanded'} ) )
516 # sanitize the link value ), ( will cause errors with CCL
517 my $facet_link_value = $one_facet;
518 $facet_link_value =~ s/(\(|\))/ /g;
520 # fix the length that will display in the label
521 my $facet_label_value = $one_facet;
522 $facet_label_value = substr( $one_facet, 0, 20 ) . "..."
523 unless length($facet_label_value) <= 20;
525 # well, if it's a branch, label by the name, not the code
526 if ( $link_value =~ /branch/ ) {
528 $branches->{$one_facet}->{'branchname'};
531 # but we're down with the whole label being in the link's title
532 my $facet_title_value = $one_facet;
534 push @this_facets_array,
538 $facets_counter->{$link_value}->{$one_facet},
539 facet_label_value => $facet_label_value,
540 facet_title_value => $facet_title_value,
541 facet_link_value => $facet_link_value,
542 type_link_value => $link_value,
547 unless ( $facets_info->{$link_value}->{'expanded'} ) {
549 if ( ( $number_of_facets > 6 )
550 && ( $expanded_facet ne $link_value ) );
555 type_link_value => $link_value,
556 type_id => $link_value . "_id",
558 $facets_info->{$link_value}->{'label_value'},
559 facets => \@this_facets_array,
560 expandable => $expandable,
561 expand => $link_value,
567 return ( undef, $results_hashref, \@facets_loop );
571 sub _remove_stopwords {
572 my ($operand,$index) = @_;
573 my @stopwords_removed;
574 # phrase and exact-qualified indexes shouldn't have stopwords removed
575 if ($index!~m/phr|ext/){
576 # remove stopwords from operand : parse all stopwords & remove them (case insensitive)
577 # we use IsAlpha unicode definition, to deal correctly with diacritics.
578 # otherwise, a French word like "leçon" woudl be split into "le" "çon", le
579 # is an empty word, we'd get "çon" and wouldn't find anything...
580 foreach (keys %{C4::Context->stopwords}) {
581 next if ($_ =~/(and|or|not)/); # don't remove operators
582 if ($operand =~ /(\P{IsAlpha}$_\P{IsAlpha}|^$_\P{IsAlpha}|\P{IsAlpha}$_$)/) {
583 $operand=~ s/\P{IsAlpha}$_\P{IsAlpha}/ /gi;
584 $operand=~ s/^$_\P{IsAlpha}/ /gi;
585 $operand=~ s/\P{IsAlpha}$_$/ /gi;
586 push @stopwords_removed, $_;
590 return ($operand, \@stopwords_removed);
594 sub _detect_truncation {
595 my ($operand,$index) = @_;
596 my (@nontruncated,@righttruncated,@lefttruncated,@rightlefttruncated,@regexpr);
598 my @wordlist= split (/\s/,$operand);
599 foreach my $word (@wordlist){
600 if ($word=~s/^\*([^\*]+)\*$/$1/){
601 push @rightlefttruncated,$word;
603 elsif($word=~s/^\*([^\*]+)$/$1/){
604 push @lefttruncated,$word;
606 elsif ($word=~s/^([^\*]+)\*$/$1/){
607 push @righttruncated,$word;
609 elsif (index($word,"*")<0){
610 push @nontruncated,$word;
616 return (\@nontruncated,\@righttruncated,\@lefttruncated,\@rightlefttruncated,\@regexpr);
619 sub _build_stemmed_operand {
622 # FIXME: the locale should be set based on the user's language and/or search choice
623 my $stemmer = Lingua::Stem->new( -locale => 'EN-US' );
624 # FIXME: these should be stored in the db so the librarian can modify the behavior
625 $stemmer->add_exceptions(
633 my @words = split( / /, $operand );
634 my $stems = $stemmer->stem(@words);
635 for my $stem (@$stems) {
636 $stemmed_operand .= "$stem";
637 $stemmed_operand .= "?" unless ( $stem =~ /(and$|or$|not$)/ ) || ( length($stem) < 3 );
638 $stemmed_operand .= " ";
640 #warn "STEMMED OPERAND: $stemmed_operand";
641 return $stemmed_operand;
644 sub _build_weighted_query {
645 # FIELD WEIGHTING - This is largely experimental stuff. What I'm committing works
646 # pretty well but will work much better when we have an actual query parser
647 my ($operand,$stemmed_operand,$index) = @_;
648 my $stemming = C4::Context->preference("QueryStemming") || 0;
649 my $weight_fields = C4::Context->preference("QueryWeightFields") || 0;
650 my $fuzzy_enabled = C4::Context->preference("QueryFuzzy") || 0;
652 my $weighted_query .= "(rk=("; # Specifies that we're applying rank
654 # Keyword, or, no index specified
655 if ( ( $index eq 'kw' ) || ( !$index ) ) {
656 $weighted_query .= "Title-cover,ext,r1=\"$operand\""; # exact title-cover
657 $weighted_query .= " or ti,ext,r2=\"$operand\""; # exact title
658 $weighted_query .= " or ti,phr,r3=\"$operand\""; # phrase title
659 #$weighted_query .= " or any,ext,r4=$operand"; # exact any
660 #$weighted_query .=" or kw,wrdl,r5=\"$operand\""; # word list any
661 $weighted_query .= " or wrdl,fuzzy,r8=\"$operand\"" if $fuzzy_enabled; # add fuzzy, word list
662 $weighted_query .= " or wrdl,right-Truncation,r9=\"$stemmed_operand\"" if ($stemming and $stemmed_operand); # add stemming, right truncation
663 $weighted_query .= " or wrdl,r9=\"$operand\"";
665 # embedded sorting: 0 a-z; 1 z-a
666 # $weighted_query .= ") or (sort1,aut=1";
668 elsif ( $index eq 'bc' ) {
669 $weighted_query .= "bc=\"$operand\"";
671 # if the index already has more than one qualifier, just wrap the operand
672 # in quotes and pass it back
673 elsif ($index =~ ',') {
674 $weighted_query .=" $index=\"$operand\"";
676 #TODO: build better cases based on specific search indexes
678 $weighted_query .= " $index,ext,r1=\"$operand\""; # exact index
679 #$weighted_query .= " or (title-sort-az=0 or $index,startswithnt,st-word,r3=$operand #)";
680 $weighted_query .= " or $index,phr,r3=\"$operand\""; # phrase index
681 $weighted_query .= " or $index,rt,wrdl,r3=\"$operand\""; # word list index
683 $weighted_query .= "))"; # close rank specification
684 return $weighted_query;
687 # build the query itself
689 my ( $operators, $operands, $indexes, $limits, $sort_by, $scan) = @_;
691 my @operators = @$operators if $operators;
692 my @indexes = @$indexes if $indexes;
693 my @operands = @$operands if $operands;
694 my @limits = @$limits if $limits;
695 my @sort_by = @$sort_by if $sort_by;
697 my $stemming = C4::Context->preference("QueryStemming") || 0;
698 my $auto_truncation = C4::Context->preference("QueryAutoTruncate") || 0;
699 my $weight_fields = C4::Context->preference("QueryWeightFields") || 0;
700 my $fuzzy_enabled = C4::Context->preference("QueryFuzzy") || 0;
701 # no stemming/weight/fuzzy in NoZebra
702 if (C4::Context->preference("NoZebra")) {
707 my $remove_stopwords = C4::Context->preference("QueryRemoveStopwords") || 0;
709 my $query = $operands[0];
710 my $simple_query = $operands[0];
719 my $stopwords_removed;
721 # for handling ccl, cql, pqf queries in diagnostic mode, skip the rest of the steps
723 if ( $query =~ /^ccl=/ ) {
724 return ( undef, $', $', $', $', '', '', '', '', 'ccl' );
726 if ( $query =~ /^cql=/ ) {
727 return ( undef, $', $', $', $', '', '', '', '', 'cql' );
729 if ( $query =~ /^pqf=/ ) {
730 return ( undef, $', $', $', $', '', '', '', '', 'pqf' );
733 # pass nested queries directly
734 if ( $query =~ /(\(|\))/ ) {
735 return ( undef, $query, $simple_query, $query_cgi, $query, $limit, $limit_cgi, $limit_desc, $stopwords_removed, 'ccl' );
738 # form-based queries are limited to non-nested at a specific depth, so we can easily
739 # modify the incoming query operands and indexes to do stemming and field weighting
740 # Once we do so, we'll end up with a value in $query, just like if we had an
741 # incoming $query from the user
743 $query = ""; # clear it out so we can populate properly with field-weighted stemmed query
744 my $previous_operand; # a flag used to keep track if there was a previous query
745 # if there was, we can apply the current operator
747 for ( my $i = 0 ; $i <= @operands ; $i++ ) {
749 # COMBINE OPERANDS, INDEXES AND OPERATORS
750 if ( $operands[$i] ) {
752 # a flag to determine whether or not to add the index to the query
755 # if the user is sophisticated enough to specify an index, turn off field weighting, stemming, and stopword handling
756 if ($operands[$i] =~ /(:|=)/ || $scan) {
759 $remove_stopwords = 0;
761 my $operand = $operands[$i];
762 my $index = $indexes[$i];
764 # add some attributes for certain index types
765 # Date of Publication
766 if ($index eq 'yr') {
767 $index .=",st-numeric";
769 ($stemming,$auto_truncation,$weight_fields, $fuzzy_enabled, $remove_stopwords) = (0,0,0,0,0);
771 # Date of Acquisition
772 elsif ($index eq 'acqdate') {
773 $index.=",st-date-normalized";
775 ($stemming,$auto_truncation,$weight_fields, $fuzzy_enabled, $remove_stopwords) = (0,0,0,0,0);
779 # set default structure attribute (word list)
781 unless (!$index || $index =~ /(st-|phr|ext|wrdl)/) {
782 $struct_attr = ",wrdl";
784 # some helpful index modifs
785 my $index_plus = $index.$struct_attr.":" if $index;
786 my $index_plus_comma=$index.$struct_attr."," if $index;
789 if ($remove_stopwords) {
790 ($operand, $stopwords_removed) = _remove_stopwords($operand,$index);
791 warn "OPERAND w/out STOPWORDS: >$operand<" if $DEBUG;
792 warn "REMOVED STOPWORDS: @$stopwords_removed" if ($stopwords_removed && $DEBUG);
796 my ($nontruncated,$righttruncated,$lefttruncated,$rightlefttruncated,$regexpr);
797 my $truncated_operand;
798 ($nontruncated,$righttruncated,$lefttruncated,$rightlefttruncated,$regexpr) = _detect_truncation($operand,$index);
799 warn "TRUNCATION: NON:>@$nontruncated< RIGHT:>@$righttruncated< LEFT:>@$lefttruncated< RIGHTLEFT:>@$rightlefttruncated< REGEX:>@$regexpr<" if $DEBUG;
802 if (scalar(@$righttruncated)+scalar(@$lefttruncated)+scalar(@$rightlefttruncated)>0){
803 # don't field weight or add the index to the query, we do it here
805 undef $weight_fields;
806 my $previous_truncation_operand;
807 if (scalar(@$nontruncated)>0) {
808 $truncated_operand.= "$index_plus @$nontruncated ";
809 $previous_truncation_operand = 1;
811 if (scalar(@$righttruncated)>0){
812 $truncated_operand .= "and " if $previous_truncation_operand;
813 $truncated_operand .= "$index_plus_comma"."rtrn:@$righttruncated ";
814 $previous_truncation_operand = 1;
816 if (scalar(@$lefttruncated)>0){
817 $truncated_operand .= "and " if $previous_truncation_operand;
818 $truncated_operand .= "$index_plus_comma"."ltrn:@$lefttruncated ";
819 $previous_truncation_operand = 1;
821 if (scalar(@$rightlefttruncated)>0){
822 $truncated_operand .= "and " if $previous_truncation_operand;
823 $truncated_operand .= "$index_plus_comma"."rltrn:@$rightlefttruncated ";
824 $previous_truncation_operand = 1;
827 $operand = $truncated_operand if $truncated_operand;
828 warn "TRUNCATED OPERAND: >$truncated_operand<" if $DEBUG;
832 $stemmed_operand = _build_stemmed_operand($operand) if $stemming;
833 warn "STEMMED OPERAND: >$stemmed_operand<" if $DEBUG;
835 # Handle Field Weighting
836 my $weighted_operand;
837 $weighted_operand = _build_weighted_query($operand,$stemmed_operand,$index) if $weight_fields;
838 warn "FIELD WEIGHTED OPERAND: >$weighted_operand<" if $DEBUG;
839 $operand = $weighted_operand if $weight_fields;
840 $indexes_set = 1 if $weight_fields;
842 # If there's a previous operand, we need to add an operator
843 if ($previous_operand) {
845 # user-specified operator
846 if ( $operators[$i-1] ) {
847 $query .= " $operators[$i-1] ";
848 $query .= " $index_plus " unless $indexes_set;
849 $query .= " $operand";
850 $query_cgi .="&op=$operators[$i-1]";
851 $query_cgi .="&idx=$index" if $index;
852 $query_cgi .="&q=$operands[$i]" if $operands[$i];
853 $query_desc .=" $operators[$i-1] $index_plus $operands[$i]";
856 # the default operator is and
859 $query .= "$index_plus " unless $indexes_set;
860 $query .= "$operand";
861 $query_cgi .="&op=and&idx=$index" if $index;
862 $query_cgi .="&q=$operands[$i]" if $operands[$i];
863 $query_desc .= " and $index_plus $operands[$i]";
867 # there isn't a pervious operand, don't need an operator
869 # field-weighted queries already have indexes set
870 $query .=" $index_plus " unless $indexes_set;
872 $query_desc .= " $index_plus $operands[$i]";
873 $query_cgi.="&idx=$index" if $index;
874 $query_cgi.="&q=$operands[$i]" if $operands[$i];
876 $previous_operand = 1;
881 warn "QUERY BEFORE LIMITS: >$query<" if $DEBUG;
886 my $availability_limit;
887 foreach my $this_limit (@limits) {
888 if ( $this_limit =~ /available/ ) {
889 # available is defined as (items.notloan is NULL) and (items.itemlost > 0 or NULL) (last clause handles NULL values for lost in zebra)
890 # all records not indexed in the onloan register and allrecords not indexed in the lost register, or where the value of lost is equal to or less than 0
891 $availability_limit .="( ( allrecords,AlwaysMatches='' not onloan,AlwaysMatches='') and ((lost,st-numeric <= 0) or ( allrecords,AlwaysMatches='' not lost,AlwaysMatches='')) )";
892 $limit_cgi .= "&limit=available";
896 # these are treated as OR
897 elsif ( $this_limit =~ /mc/ ) {
898 $group_OR_limits .= " or " if $group_OR_limits;
899 $limit_desc .=" or " if $group_OR_limits;
900 $group_OR_limits .= "$this_limit";
901 $limit_cgi .="&limit=$this_limit";
902 $limit_desc .= " $this_limit";
906 $limit .= " and " if $limit || $query;
907 $limit .= "$this_limit";
908 $limit_cgi .="&limit=$this_limit";
909 $limit_desc .=" $this_limit";
912 if ($group_OR_limits) {
913 $limit.=" and " if ($query || $limit );
914 $limit.="($group_OR_limits)";
916 if ($availability_limit) {
917 $limit.=" and " if ($query || $limit );
918 $limit.="($availability_limit)";
920 # normalize the strings
923 for ($query, $query_desc, $limit, $limit_desc) {
924 $_ =~ s/ / /g; # remove extra spaces
925 $_ =~ s/^ //g; # remove any beginning spaces
926 $_ =~ s/ $//g; # remove any ending spaces
927 $_ =~ s/==/=/g; # remove double == from query
930 $query_cgi =~ s/^&//;
932 # append the limit to the query
933 $query .= " ".$limit;
935 warn "QUERY:".$query if $DEBUG;
936 warn "QUERY CGI:".$query_cgi if $DEBUG;
937 warn "QUERY DESC:".$query_desc if $DEBUG;
938 warn "LIMIT:".$limit if $DEBUG;
939 warn "LIMIT CGI:".$limit_cgi if $DEBUG;
940 warn "LIMIT DESC:".$limit_desc if $DEBUG;
942 return ( undef, $query,$simple_query,$query_cgi,$query_desc,$limit,$limit_cgi,$limit_desc,$stopwords_removed,$query_type );
945 # IMO this subroutine is pretty messy still -- it's responsible for
946 # building the HTML output for the template
948 my ( $searchdesc, $hits, $results_per_page, $offset, @marcresults ) = @_;
950 my $dbh = C4::Context->dbh;
954 my $span_terms_hashref;
955 for my $span_term ( split( / /, $searchdesc ) ) {
956 $span_term =~ s/(.*=|\)|\(|\+|\.)//g;
957 $span_terms_hashref->{$span_term}++;
960 #Build brancnames hash
962 #get branch information.....
965 $dbh->prepare("SELECT branchcode,branchname FROM branches")
966 ; # FIXME : use C4::Koha::GetBranches
968 while ( my $bdata = $bsth->fetchrow_hashref ) {
969 $branches{ $bdata->{'branchcode'} } = $bdata->{'branchname'};
972 my $lsch = $dbh->prepare("SELECT authorised_value,lib FROM authorised_values WHERE category = 'SHELF_LOC'");
974 while (my $ldata = $lsch->fetchrow_hashref ) {
975 $locations{ $ldata->{'authorised_value'} } = $ldata->{'lib'};
979 #find itemtype & itemtype image
982 $dbh->prepare("SELECT itemtype,description,imageurl,summary,notforloan FROM itemtypes");
984 while ( my $bdata = $bsth->fetchrow_hashref ) {
985 $itemtypes{ $bdata->{'itemtype'} }->{description} =
986 $bdata->{'description'};
987 $itemtypes{ $bdata->{'itemtype'} }->{imageurl} = $bdata->{'imageurl'};
988 $itemtypes{ $bdata->{'itemtype'} }->{summary} = $bdata->{'summary'};
989 $itemtypes{ $bdata->{'itemtype'} }->{notforloan} = $bdata->{'notforloan'};
992 #search item field code
995 "select tagfield from marc_subfield_structure where kohafield like 'items.itemnumber'"
998 my ($itemtag) = $sth->fetchrow;
1000 ## find column names of items related to MARC
1001 my $sth2 = $dbh->prepare("SHOW COLUMNS from items");
1003 my %subfieldstosearch;
1004 while ( ( my $column ) = $sth2->fetchrow ) {
1005 my ( $tagfield, $tagsubfield ) =
1006 &GetMarcFromKohaField( "items." . $column, "" );
1007 $subfieldstosearch{$column} = $tagsubfield;
1011 if ( $hits && $offset + $results_per_page <= $hits ) {
1012 $times = $offset + $results_per_page;
1018 for ( my $i = $offset ; $i <= $times - 1 ; $i++ ) {
1020 $marcrecord = MARC::File::USMARC::decode( $marcresults[$i] );
1021 my $oldbiblio = TransformMarcToKoha( $dbh, $marcrecord, '' );
1022 $oldbiblio->{result_number} = $i+1;
1023 # add image url if there is one
1024 if ( $itemtypes{ $oldbiblio->{itemtype} }->{imageurl} =~ /^http:/ ) {
1025 $oldbiblio->{imageurl} =
1026 $itemtypes{ $oldbiblio->{itemtype} }->{imageurl};
1027 $oldbiblio->{description} =
1028 $itemtypes{ $oldbiblio->{itemtype} }->{description};
1031 $oldbiblio->{imageurl} =
1032 getitemtypeimagesrc() . "/"
1033 . $itemtypes{ $oldbiblio->{itemtype} }->{imageurl}
1034 if ( $itemtypes{ $oldbiblio->{itemtype} }->{imageurl} );
1035 $oldbiblio->{description} =
1036 $itemtypes{ $oldbiblio->{itemtype} }->{description};
1039 # build summary if there is one (the summary is defined in itemtypes table
1041 if ($itemtypes{ $oldbiblio->{itemtype} }->{summary}) {
1042 my $summary = $itemtypes{ $oldbiblio->{itemtype} }->{summary};
1043 my @fields = $marcrecord->fields();
1044 foreach my $field (@fields) {
1045 my $tag = $field->tag();
1046 my $tagvalue = $field->as_string();
1047 $summary =~ s/\[(.?.?.?.?)$tag\*(.*?)]/$1$tagvalue$2\[$1$tag$2]/g;
1049 my @subf = $field->subfields;
1050 for my $i (0..$#subf) {
1051 my $subfieldcode = $subf[$i][0];
1052 my $subfieldvalue = $subf[$i][1];
1053 my $tagsubf = $tag.$subfieldcode;
1054 $summary =~ s/\[(.?.?.?.?)$tagsubf(.*?)]/$1$subfieldvalue$2\[$1$tagsubf$2]/g;
1058 $summary =~ s/\[(.*?)]//g;
1059 $summary =~ s/\n/<br>/g;
1060 $oldbiblio->{summary} = $summary;
1062 # add spans to search term in results for search term highlighting
1063 # save a native author, for the <a href=search.lq=<!--tmpl_var name="author"-->> link
1064 my $searchhighlightblob;
1065 for my $highlight_field ($marcrecord->fields) {
1066 next if $highlight_field->tag() =~ /(^00)/; # skip fixed fields
1068 my $field = $highlight_field->as_string();
1069 for my $term ( keys %$span_terms_hashref ) {
1070 if (($field =~ /$term/i) && (length($term) > 3)) {
1071 $field =~ s/$term/<span class=\"term\">$&<\/span>/gi;
1075 $searchhighlightblob .= $field." ... " if $match;
1077 $oldbiblio->{'searchhighlightblob'} = $searchhighlightblob;
1079 $oldbiblio->{'author_nospan'} = $oldbiblio->{'author'};
1080 for my $term ( keys %$span_terms_hashref ) {
1081 my $old_term = $term;
1082 if ( length($term) > 3 ) {
1083 $term =~ s/(.*=|\)|\(|\+|\.|\?|\[|\]|\\|\*)//g;
1084 $oldbiblio->{'title'} =~ s/$term/<span class=\"term\">$&<\/span>/gi;
1085 $oldbiblio->{'subtitle'} =~ s/$term/<span class=\"term\">$&<\/span>/gi;
1086 $oldbiblio->{'author'} =~ s/$term/<span class=\"term\">$&<\/span>/gi;
1087 $oldbiblio->{'publishercode'} =~ s/$term/<span class=\"term\">$&<\/span>/gi;
1088 $oldbiblio->{'place'} =~ s/$term/<span class=\"term\">$&<\/span>/gi;
1089 $oldbiblio->{'pages'} =~ s/$term/<span class=\"term\">$&<\/span>/gi;
1090 $oldbiblio->{'notes'} =~ s/$term/<span class=\"term\">$&<\/span>/gi;
1091 $oldbiblio->{'size'} =~ s/$term/<span class=\"term\">$&<\/span>/gi;
1096 $toggle = "#ffffcc";
1101 $oldbiblio->{'toggle'} = $toggle;
1102 my @fields = $marcrecord->field($itemtag);
1104 # Setting item statuses for display
1105 my @available_items_loop;
1106 my @onloan_items_loop;
1107 my @other_items_loop;
1109 my $available_items;
1113 my $ordered_count = 0;
1114 my $available_count = 0;
1115 my $onloan_count = 0;
1116 my $longoverdue_count = 0;
1117 my $other_count = 0;
1118 my $wthdrawn_count = 0;
1119 my $itemlost_count = 0;
1120 my $itembinding_count = 0;
1121 my $itemdamaged_count = 0;
1122 my $can_place_holds = 0;
1123 my $items_count=scalar(@fields);
1125 my $maxitems = (C4::Context->preference('maxItemsinSearchResults')) ? C4::Context->preference('maxItemsinSearchResults')- 1 : 1;
1126 foreach my $field (@fields) {
1130 # populate the items hash
1131 foreach my $code ( keys %subfieldstosearch ) {
1132 $item->{$code} = $field->subfield( $subfieldstosearch{$code} );
1135 # set item's branch name, use homebranch first, fall back to holdingbranch
1136 if ($item->{'homebranch'}) {
1137 $item->{'branchname'} = $branches{$item->{homebranch}};
1140 elsif ($item->{'holdingbranch'}) {
1141 $item->{'branchname'} = $branches{$item->{holdingbranch}};
1143 # key for items results is built from branchcode . coded location qualifier . itemcallnumber
1144 if ($item->{onloan}) {
1146 $onloan_items->{ $item->{'homebranch'}.'--'.$item->{location}.$item->{'itemcallnumber'}.$item->{due_date} }->{due_date} = format_date($item->{onloan});
1147 $onloan_items->{ $item->{'homebranch'}.'--'.$item->{location}.$item->{'itemcallnumber'}.$item->{due_date} }->{count}++ if $item->{'homebranch'};
1148 $onloan_items->{ $item->{'homebranch'}.'--'.$item->{location}.$item->{'itemcallnumber'}.$item->{due_date} }->{branchname} = $item->{'branchname'};
1149 $onloan_items->{ $item->{'homebranch'}.'--'.$item->{location}.$item->{'itemcallnumber'}.$item->{due_date} }->{location} = $locations{$item->{location}};
1150 $onloan_items->{ $item->{'homebranch'}.'--'.$item->{location}.$item->{'itemcallnumber'}.$item->{due_date} }->{itemcallnumber} = $item->{itemcallnumber};
1152 # if something's checked out and lost, mark it as 'long overdue'
1153 if ( $item->{itemlost} ) {
1154 $onloan_items->{ $item->{'homebranch'}.'--'.$item->{location}.$item->{'itemcallnumber'}.$item->{due_date} }->{longoverdue}++;
1155 $longoverdue_count++;
1157 # can place holds as long as this item isn't lost
1159 $can_place_holds = 1;
1163 # items not on loan, but still unavailable ( lost, withdrawn, damaged )
1166 if ( $item->{notforloan} == -1) {
1170 # item is withdrawn, lost or damaged
1171 if ( $item->{wthdrawn} || $item->{itemlost} || $item->{damaged} ) {
1172 $wthdrawn_count++ if $item->{wthdrawn};
1173 $itemlost_count++ if $item->{itemlost};
1174 $itemdamaged_count++ if $item->{damaged};
1175 $item->{status} = $item->{wthdrawn}."-".$item->{itemlost}."-".$item->{damaged};
1177 $other_items->{ $item->{'homebranch'}.'--'.$item->{location}.$item->{'itemcallnumber'}.$item->{status} }->{wthdrawn} = $item->{wthdrawn};
1178 $other_items->{ $item->{'homebranch'}.'--'.$item->{location}.$item->{'itemcallnumber'}.$item->{status} }->{itemlost} = $item->{itemlost};
1179 $other_items->{ $item->{'homebranch'}.'--'.$item->{location}.$item->{'itemcallnumber'}.$item->{status} }->{damaged} = $item->{damaged};
1180 $other_items->{ $item->{'homebranch'}.'--'.$item->{location}.$item->{'itemcallnumber'}.$item->{status} }->{count}++ if $item->{'homebranch'};
1181 $other_items->{ $item->{'homebranch'}.'--'.$item->{location}.$item->{'itemcallnumber'}.$item->{status} }->{branchname} = $item->{'branchname'};
1182 $other_items->{ $item->{'homebranch'}.'--'.$item->{location}.$item->{'itemcallnumber'}.$item->{status} }->{location} = $locations{$item->{location}};
1183 $other_items->{ $item->{'homebranch'}.'--'.$item->{location}.$item->{'itemcallnumber'}.$item->{status} }->{itemcallnumber} = $item->{itemcallnumber};
1188 $can_place_holds = 1;
1190 $available_items->{ $item->{'homebranch'}.'--'.$item->{location}.$item->{'itemcallnumber'} }->{count}++ if $item->{'homebranch'};
1191 $available_items->{ $item->{'homebranch'}.'--'.$item->{location}.$item->{'itemcallnumber'} }->{branchname} = $item->{'branchname'};
1192 $available_items->{ $item->{'homebranch'}.'--'.$item->{location}.$item->{'itemcallnumber'} }->{location} = $locations{$item->{location}};
1193 $available_items->{ $item->{'homebranch'}.'--'.$item->{location}.$item->{'itemcallnumber'} }->{itemcallnumber} = $item->{itemcallnumber};
1196 } # notforloan, item level and biblioitem level
1197 my ($availableitemscount, $onloanitemscount, $otheritemscount);
1198 my $maxitems = (C4::Context->preference('maxItemsinSearchResults')) ? C4::Context->preference('maxItemsinSearchResults')- 1 : 1;
1199 for my $key ( sort keys %$onloan_items ) {
1200 $onloanitemscount++;
1201 push @onloan_items_loop, $onloan_items->{$key} unless $onloanitemscount > $maxitems;
1203 for my $key ( sort keys %$other_items ) {
1205 push @other_items_loop, $other_items->{$key} unless $otheritemscount > $maxitems;
1207 for my $key ( sort keys %$available_items ) {
1208 $availableitemscount++;
1209 push @available_items_loop, $available_items->{$key} unless $availableitemscount > $maxitems;
1211 # last check for norequest : if itemtype is notforloan, it can't be reserved either, whatever the items
1212 $can_place_holds = 0 if $itemtypes{$oldbiblio->{itemtype}}->{notforloan};
1213 $oldbiblio->{norequests} = 1 unless $can_place_holds;
1214 $oldbiblio->{itemsplural} = 1 if $items_count>1;
1215 $oldbiblio->{items_count} = $items_count;
1216 $oldbiblio->{available_items_loop} = \@available_items_loop;
1217 $oldbiblio->{onloan_items_loop} = \@onloan_items_loop;
1218 $oldbiblio->{other_items_loop} = \@other_items_loop;
1219 $oldbiblio->{availablecount} = $available_count;
1220 $oldbiblio->{availableplural} = 1 if $available_count>1;
1221 $oldbiblio->{onloancount} = $onloan_count;
1222 $oldbiblio->{onloanplural} = 1 if $onloan_count>1;
1223 $oldbiblio->{othercount} = $other_count;
1224 $oldbiblio->{otherplural} = 1 if $other_count>1;
1225 $oldbiblio->{wthdrawncount} = $wthdrawn_count;
1226 $oldbiblio->{itemlostcount} = $itemlost_count;
1227 $oldbiblio->{damagedcount} = $itemdamaged_count;
1228 $oldbiblio->{orderedcount} = $ordered_count;
1229 $oldbiblio->{isbn} =~ s/-//g; # deleting - in isbn to enable amazon content
1230 push( @newresults, $oldbiblio );
1237 #----------------------------------------------------------------------
1239 # Non-Zebra GetRecords#
1240 #----------------------------------------------------------------------
1244 NZgetRecords has the same API as zera getRecords, even if some parameters are not managed
1248 my ($query,$simple_query,$sort_by_ref,$servers_ref,$results_per_page,$offset,$expanded_facet,$branches,$query_type,$scan) = @_;
1249 my $result = NZanalyse($query);
1250 return (undef,NZorder($result,@$sort_by_ref[0],$results_per_page,$offset),undef);
1255 NZanalyse : get a CQL string as parameter, and returns a list of biblionumber;title,biblionumber;title,...
1256 the list is built from an inverted index in the nozebra SQL table
1257 note that title is here only for convenience : the sorting will be very fast when requested on title
1258 if the sorting is requested on something else, we will have to reread all results, and that may be longer.
1263 my ($string,$server) = @_;
1264 # $server contains biblioserver or authorities, depending on what we search on.
1265 #warn "querying : $string on $server";
1266 $server='biblioserver' unless $server;
1268 # if we have a ", replace the content to discard temporarily any and/or/not inside
1270 if ($string =~/"/) {
1271 $string =~ s/"(.*?)"/__X__/;
1273 warn "commacontent : $commacontent" if $DEBUG;
1275 # split the query string in 3 parts : X AND Y means : $left="X", $operand="AND" and $right="Y"
1276 # then, call again NZanalyse with $left and $right
1277 # (recursive until we find a leaf (=> something without and/or/not)
1278 # delete repeated operator... Would then go in infinite loop
1279 while ($string =~s/( and| or| not| AND| OR| NOT)\1/$1/g){
1281 #process parenthesis before.
1282 if ($string =~ /^\s*\((.*)\)(( and | or | not | AND | OR | NOT )(.*))?/){
1284 # warn "left :".$left;
1286 my $operator = lc($3); # FIXME: and/or/not are operators, not operands
1287 my $leftresult = NZanalyse($left,$server);
1289 my $rightresult = NZanalyse($right,$server);
1290 # OK, we have the results for right and left part of the query
1291 # depending of operand, intersect, union or exclude both lists
1292 # to get a result list
1293 if ($operator eq ' and ') {
1294 my @leftresult = split /;/, $leftresult;
1295 # my @rightresult = split /;/,$leftresult;
1297 # parse the left results, and if the biblionumber exist in the right result, save it in finalresult
1298 # the result is stored twice, to have the same weight for AND than OR.
1299 # example : TWO : 61,61,64,121 (two is twice in the biblio #61) / TOWER : 61,64,130
1300 # result : 61,61,61,61,64,64 for two AND tower : 61 has more weight than 64
1301 foreach (@leftresult) {
1302 if ($rightresult =~ "$_;") {
1303 $finalresult .= "$_;$_;";
1306 return $finalresult;
1307 } elsif ($operator eq ' or ') {
1308 # just merge the 2 strings
1309 return $leftresult.$rightresult;
1310 } elsif ($operator eq ' not ') {
1311 my @leftresult = split /;/, $leftresult;
1312 # my @rightresult = split /;/,$leftresult;
1314 foreach (@leftresult) {
1315 unless ($rightresult =~ "$_;") {
1316 $finalresult .= "$_;";
1319 return $finalresult;
1321 # this error is impossible, because of the regexp that isolate the operand, but just in case...
1327 warn "string :".$string if $DEBUG;
1328 $string =~ /(.*?)( and | or | not | AND | OR | NOT )(.*)/;
1331 my $operator = lc($2); # FIXME: and/or/not are operators, not operands
1332 # it's not a leaf, we have a and/or/not
1334 # reintroduce comma content if needed
1335 $right =~ s/__X__/"$commacontent"/ if $commacontent;
1336 $left =~ s/__X__/"$commacontent"/ if $commacontent;
1337 warn "node : $left / $operator / $right\n" if $DEBUG;
1338 my $leftresult = NZanalyse($left,$server);
1339 my $rightresult = NZanalyse($right,$server);
1340 # OK, we have the results for right and left part of the query
1341 # depending of operand, intersect, union or exclude both lists
1342 # to get a result list
1343 if ($operator eq ' and ') {
1344 my @leftresult = split /;/, $leftresult;
1345 # my @rightresult = split /;/,$leftresult;
1347 # parse the left results, and if the biblionumber exist in the right result, save it in finalresult
1348 # the result is stored twice, to have the same weight for AND than OR.
1349 # example : TWO : 61,61,64,121 (two is twice in the biblio #61) / TOWER : 61,64,130
1350 # result : 61,61,61,61,64,64 for two AND tower : 61 has more weight than 64
1351 foreach (@leftresult) {
1352 if ($rightresult =~ "$_;") {
1353 $finalresult .= "$_;$_;";
1356 return $finalresult;
1357 } elsif ($operator eq ' or ') {
1358 # just merge the 2 strings
1359 return $leftresult.$rightresult;
1360 } elsif ($operator eq ' not ') {
1361 my @leftresult = split /;/, $leftresult;
1362 # my @rightresult = split /;/,$leftresult;
1364 foreach (@leftresult) {
1365 unless ($rightresult =~ "$_;") {
1366 $finalresult .= "$_;";
1369 return $finalresult;
1371 # this error is impossible, because of the regexp that isolate the operand, but just in case...
1372 die "error : operand unknown : $operator for $string";
1374 # it's a leaf, do the real SQL query and return the result
1376 $string =~ s/__X__/"$commacontent"/ if $commacontent;
1377 $string =~ s/-|\.|\?|,|;|!|'|\(|\)|\[|\]|{|}|"|&|\+|\*|\// /g;
1378 warn "leaf : $string\n" if $DEBUG;
1379 # parse the string in in operator/operand/value again
1380 $string =~ /(.*)(>=|<=)(.*)/;
1384 unless ($operator) {
1385 $string =~ /(.*)(>|<|=)(.*)/;
1391 # strip adv, zebra keywords, currently not handled in nozebra: wrdl, ext, phr...
1392 $left =~ s/[ ,].*$//;
1393 # automatic replace for short operators
1394 $left='title' if $left =~ '^ti$';
1395 $left='author' if $left =~ '^au$';
1396 $left='publisher' if $left =~ '^pb$';
1397 $left='subject' if $left =~ '^su$';
1398 $left='koha-Auth-Number' if $left =~ '^an$';
1399 $left='keyword' if $left =~ '^kw$';
1400 if ($operator && $left ne 'keyword' ) {
1401 #do a specific search
1402 my $dbh = C4::Context->dbh;
1403 $operator='LIKE' if $operator eq '=' and $right=~ /%/;
1404 my $sth = $dbh->prepare("SELECT biblionumbers,value FROM nozebra WHERE server=? AND indexname=? AND value $operator ?");
1405 warn "$left / $operator / $right\n";
1406 # split each word, query the DB and build the biblionumbers result
1407 #sanitizing leftpart
1408 $left=~s/^\s+|\s+$//;
1409 foreach (split / /,$right) {
1413 warn "EXECUTE : $server, $left, $_";
1414 $sth->execute($server, $left, $_) or warn "execute failed: $!";
1415 while (my ($line,$value) = $sth->fetchrow) {
1416 # if we are dealing with a numeric value, use only numeric results (in case of >=, <=, > or <)
1417 # otherwise, fill the result
1418 $biblionumbers .= $line unless ($right =~ /\d/ && $value =~ /\D/);
1419 warn "result : $value ". ($right =~ /\d/) . "==".(!$value =~ /\d/) ;#= $line";
1421 # do a AND with existing list if there is one, otherwise, use the biblionumbers list as 1st result list
1423 my @leftresult = split /;/, $biblionumbers;
1425 foreach my $entry (@leftresult) { # $_ contains biblionumber,title-weight
1426 # remove weight at the end
1427 my $cleaned = $entry;
1428 $cleaned =~ s/-\d*$//;
1429 # if the entry already in the hash, take it & increase weight
1430 warn "===== $cleaned =====" if $DEBUG;
1431 if ($results =~ "$cleaned") {
1432 $temp .= "$entry;$entry;";
1433 warn "INCLUDING $entry" if $DEBUG;
1438 $results = $biblionumbers;
1442 #do a complete search (all indexes), if index='kw' do complete search too.
1443 my $dbh = C4::Context->dbh;
1444 my $sth = $dbh->prepare("SELECT biblionumbers FROM nozebra WHERE server=? AND value LIKE ?");
1445 # split each word, query the DB and build the biblionumbers result
1446 foreach (split / /,$string) {
1447 next if C4::Context->stopwords->{uc($_)}; # skip if stopword
1448 warn "search on all indexes on $_" if $DEBUG;
1451 $sth->execute($server, $_);
1452 while (my $line = $sth->fetchrow) {
1453 $biblionumbers .= $line;
1455 # do a AND with existing list if there is one, otherwise, use the biblionumbers list as 1st result list
1457 warn "RES for $_ = $biblionumbers" if $DEBUG;
1458 my @leftresult = split /;/, $biblionumbers;
1460 foreach my $entry (@leftresult) { # $_ contains biblionumber,title-weight
1461 # remove weight at the end
1462 my $cleaned = $entry;
1463 $cleaned =~ s/-\d*$//;
1464 # if the entry already in the hash, take it & increase weight
1465 # warn "===== $cleaned =====" if $DEBUG;
1466 if ($results =~ "$cleaned") {
1467 $temp .= "$entry;$entry;";
1468 # warn "INCLUDING $entry" if $DEBUG;
1473 warn "NEW RES for $_ = $biblionumbers" if $DEBUG;
1474 $results = $biblionumbers;
1478 warn "return : $results for LEAF : $string" if $DEBUG;
1485 $finalresult = NZorder($biblionumbers, $ordering,$results_per_page,$offset);
1493 my ($biblionumbers, $ordering,$results_per_page,$offset) = @_;
1494 warn "biblionumbers = $biblionumbers and ordering = $ordering\n" if $DEBUG;
1495 # order title asc by default
1496 # $ordering = '1=36 <i' unless $ordering;
1497 $results_per_page=20 unless $results_per_page;
1498 $offset = 0 unless $offset;
1499 my $dbh = C4::Context->dbh;
1501 # order by POPULARITY
1503 if ($ordering =~ /popularity/) {
1506 # popularity is not in MARC record, it's builded from a specific query
1507 my $sth = $dbh->prepare("select sum(issues) from items where biblionumber=?");
1508 foreach (split /;/,$biblionumbers) {
1509 my ($biblionumber,$title) = split /,/,$_;
1510 $result{$biblionumber}=GetMarcBiblio($biblionumber);
1511 $sth->execute($biblionumber);
1512 my $popularity= $sth->fetchrow ||0;
1513 # hint : the key is popularity.title because we can have
1514 # many results with the same popularity. In this cas, sub-ordering is done by title
1515 # we also have biblionumber to avoid bug for 2 biblios with the same title & popularity
1516 # (un-frequent, I agree, but we won't forget anything that way ;-)
1517 $popularity{sprintf("%10d",$popularity).$title.$biblionumber} = $biblionumber;
1519 # sort the hash and return the same structure as GetRecords (Zebra querying)
1522 if ($ordering eq 'popularity_dsc') { # sort popularity DESC
1523 foreach my $key (sort {$b cmp $a} (keys %popularity)) {
1524 $result_hash->{'RECORDS'}[$numbers++] = $result{$popularity{$key}}->as_usmarc();
1526 } else { # sort popularity ASC
1527 foreach my $key (sort (keys %popularity)) {
1528 $result_hash->{'RECORDS'}[$numbers++] = $result{$popularity{$key}}->as_usmarc();
1532 $result_hash->{'hits'} = $numbers;
1533 $finalresult->{'biblioserver'} = $result_hash;
1534 return $finalresult;
1538 } elsif ($ordering =~/author/){
1540 foreach (split /;/,$biblionumbers) {
1541 my ($biblionumber,$title) = split /,/,$_;
1542 my $record=GetMarcBiblio($biblionumber);
1544 if (C4::Context->preference('marcflavour') eq 'UNIMARC') {
1545 $author=$record->subfield('200','f');
1546 $author=$record->subfield('700','a') unless $author;
1548 $author=$record->subfield('100','a');
1550 # hint : the result is sorted by title.biblionumber because we can have X biblios with the same title
1551 # and we don't want to get only 1 result for each of them !!!
1552 $result{$author.$biblionumber}=$record;
1554 # sort the hash and return the same structure as GetRecords (Zebra querying)
1557 if ($ordering eq 'author_za') { # sort by author desc
1558 foreach my $key (sort { $b cmp $a } (keys %result)) {
1559 $result_hash->{'RECORDS'}[$numbers++] = $result{$key}->as_usmarc();
1561 } else { # sort by author ASC
1562 foreach my $key (sort (keys %result)) {
1563 $result_hash->{'RECORDS'}[$numbers++] = $result{$key}->as_usmarc();
1567 $result_hash->{'hits'} = $numbers;
1568 $finalresult->{'biblioserver'} = $result_hash;
1569 return $finalresult;
1571 # ORDER BY callnumber
1573 } elsif ($ordering =~/callnumber/){
1575 foreach (split /;/,$biblionumbers) {
1576 my ($biblionumber,$title) = split /,/,$_;
1577 my $record=GetMarcBiblio($biblionumber);
1579 my ($callnumber_tag,$callnumber_subfield)=GetMarcFromKohaField($dbh,'items.itemcallnumber');
1580 ($callnumber_tag,$callnumber_subfield)= GetMarcFromKohaField('biblioitems.callnumber') unless $callnumber_tag;
1581 if (C4::Context->preference('marcflavour') eq 'UNIMARC') {
1582 $callnumber=$record->subfield('200','f');
1584 $callnumber=$record->subfield('100','a');
1586 # hint : the result is sorted by title.biblionumber because we can have X biblios with the same title
1587 # and we don't want to get only 1 result for each of them !!!
1588 $result{$callnumber.$biblionumber}=$record;
1590 # sort the hash and return the same structure as GetRecords (Zebra querying)
1593 if ($ordering eq 'call_number_dsc') { # sort by title desc
1594 foreach my $key (sort { $b cmp $a } (keys %result)) {
1595 $result_hash->{'RECORDS'}[$numbers++] = $result{$key}->as_usmarc();
1597 } else { # sort by title ASC
1598 foreach my $key (sort { $a cmp $b } (keys %result)) {
1599 $result_hash->{'RECORDS'}[$numbers++] = $result{$key}->as_usmarc();
1603 $result_hash->{'hits'} = $numbers;
1604 $finalresult->{'biblioserver'} = $result_hash;
1605 return $finalresult;
1606 } elsif ($ordering =~ /pubdate/){ #pub year
1608 foreach (split /;/,$biblionumbers) {
1609 my ($biblionumber,$title) = split /,/,$_;
1610 my $record=GetMarcBiblio($biblionumber);
1611 my ($publicationyear_tag,$publicationyear_subfield)=GetMarcFromKohaField('biblioitems.publicationyear','');
1612 my $publicationyear=$record->subfield($publicationyear_tag,$publicationyear_subfield);
1613 # hint : the result is sorted by title.biblionumber because we can have X biblios with the same title
1614 # and we don't want to get only 1 result for each of them !!!
1615 $result{$publicationyear.$biblionumber}=$record;
1617 # sort the hash and return the same structure as GetRecords (Zebra querying)
1620 if ($ordering eq 'pubdate_dsc') { # sort by pubyear desc
1621 foreach my $key (sort { $b cmp $a } (keys %result)) {
1622 $result_hash->{'RECORDS'}[$numbers++] = $result{$key}->as_usmarc();
1624 } else { # sort by pub year ASC
1625 foreach my $key (sort (keys %result)) {
1626 $result_hash->{'RECORDS'}[$numbers++] = $result{$key}->as_usmarc();
1630 $result_hash->{'hits'} = $numbers;
1631 $finalresult->{'biblioserver'} = $result_hash;
1632 return $finalresult;
1636 } elsif ($ordering =~ /title/) {
1637 # the title is in the biblionumbers string, so we just need to build a hash, sort it and return
1639 foreach (split /;/,$biblionumbers) {
1640 my ($biblionumber,$title) = split /,/,$_;
1641 # hint : the result is sorted by title.biblionumber because we can have X biblios with the same title
1642 # and we don't want to get only 1 result for each of them !!!
1643 # hint & speed improvement : we can order without reading the record
1644 # so order, and read records only for the requested page !
1645 $result{$title.$biblionumber}=$biblionumber;
1647 # sort the hash and return the same structure as GetRecords (Zebra querying)
1650 if ($ordering eq 'title_az') { # sort by title desc
1651 foreach my $key (sort (keys %result)) {
1652 $result_hash->{'RECORDS'}[$numbers++] = $result{$key};
1654 } else { # sort by title ASC
1655 foreach my $key (sort { $b cmp $a } (keys %result)) {
1656 $result_hash->{'RECORDS'}[$numbers++] = $result{$key};
1659 # limit the $results_per_page to result size if it's more
1660 $results_per_page = $numbers-1 if $numbers < $results_per_page;
1661 # for the requested page, replace biblionumber by the complete record
1662 # speed improvement : avoid reading too much things
1663 for (my $counter=$offset;$counter<=$offset+$results_per_page;$counter++) {
1664 $result_hash->{'RECORDS'}[$counter] = GetMarcBiblio($result_hash->{'RECORDS'}[$counter])->as_usmarc;
1667 $result_hash->{'hits'} = $numbers;
1668 $finalresult->{'biblioserver'} = $result_hash;
1669 return $finalresult;
1674 # we need 2 hashes to order by ranking : the 1st one to count the ranking, the 2nd to order by ranking
1677 foreach (split /;/,$biblionumbers) {
1678 my ($biblionumber,$title) = split /,/,$_;
1679 $title =~ /(.*)-(\d)/;
1682 # note that we + the ranking because ranking is calculated on weight of EACH term requested.
1683 # if we ask for "two towers", and "two" has weight 2 in biblio N, and "towers" has weight 4 in biblio N
1684 # biblio N has ranking = 6
1685 $count_ranking{$biblionumber} += $ranking;
1687 # build the result by "inverting" the count_ranking hash
1688 # 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
1690 foreach (keys %count_ranking) {
1691 $result{sprintf("%10d",$count_ranking{$_}).'-'.$_} = $_;
1693 # sort the hash and return the same structure as GetRecords (Zebra querying)
1696 foreach my $key (sort {$b cmp $a} (keys %result)) {
1697 $result_hash->{'RECORDS'}[$numbers++] = $result{$key};
1699 # limit the $results_per_page to result size if it's more
1700 $results_per_page = $numbers-1 if $numbers < $results_per_page;
1701 # for the requested page, replace biblionumber by the complete record
1702 # speed improvement : avoid reading too much things
1703 for (my $counter=$offset;$counter<=$offset+$results_per_page;$counter++) {
1704 $result_hash->{'RECORDS'}[$counter] = GetMarcBiblio($result_hash->{'RECORDS'}[$counter])->as_usmarc if $result_hash->{'RECORDS'}[$counter];
1707 $result_hash->{'hits'} = $numbers;
1708 $finalresult->{'biblioserver'} = $result_hash;
1709 return $finalresult;
1714 ($countchanged,$listunchanged) = ModBiblios($listbiblios, $tagsubfield,$initvalue,$targetvalue,$test);
1716 this function changes all the values $initvalue in subfield $tag$subfield in any record in $listbiblios
1717 test parameter if set donot perform change to records in database.
1723 * $listbiblios is an array ref to marcrecords to be changed
1724 * $tagsubfield is the reference of the subfield to change.
1725 * $initvalue is the value to search the record for
1726 * $targetvalue is the value to set the subfield to
1727 * $test is to be set only not to perform changes in database.
1729 =item C<Output arg:>
1730 * $countchanged counts all the changes performed.
1731 * $listunchanged contains the list of all the biblionumbers of records unchanged.
1733 =item C<usage in the script:>
1737 my ($countchanged, $listunchanged) = EditBiblios($results->{RECORD}, $tagsubfield,$initvalue,$targetvalue);;
1738 #If one wants to display unchanged records, you should get biblios foreach @$listunchanged
1739 $template->param(countchanged => $countchanged, loopunchanged=>$listunchanged);
1744 my ($listbiblios,$tagsubfield,$initvalue,$targetvalue,$test)=@_;
1747 my ($tag,$subfield)=($1,$2) if ($tagsubfield=~/^(\d{1,3})([a-z0-9A-Z@])?$/);
1748 if ((length($tag)<3)&& $subfield=~/0-9/){
1749 $tag=$tag.$subfield;
1752 my ($bntag,$bnsubf) = GetMarcFromKohaField('biblio.biblionumber');
1753 my ($itemtag,$itemsubf) = GetMarcFromKohaField('items.itemnumber');
1754 foreach my $usmarc (@$listbiblios){
1756 $record=eval{MARC::Record->new_from_usmarc($usmarc)};
1759 # usmarc is not a valid usmarc May be a biblionumber
1760 if ($tag eq $itemtag){
1761 my $bib=GetBiblioFromItemNumber($usmarc);
1762 $record=GetMarcItem($bib->{'biblionumber'},$usmarc) ;
1763 $biblionumber=$bib->{'biblionumber'};
1765 $record=GetMarcBiblio($usmarc);
1766 $biblionumber=$usmarc;
1770 $biblionumber = $record->subfield($bntag,$bnsubf);
1772 $biblionumber=$record->field($bntag)->data;
1775 #GetBiblionumber is to be written.
1776 #Could be replaced by TransformMarcToKoha (But Would be longer)
1777 if ($record->field($tag)){
1779 foreach my $field ($record->field($tag)){
1781 if ($field->delete_subfield('code' =>$subfield,'match'=>qr($initvalue))){
1784 $field->update($subfield,$targetvalue) if ($targetvalue);
1788 if ($field->delete_field($field)){
1793 $field->data=$targetvalue if ($field->data=~qr($initvalue));
1797 # warn $record->as_formatted;
1799 ModBiblio($record,$biblionumber,GetFrameworkCode($biblionumber)) unless ($test);
1801 push @unmatched, $biblionumber;
1804 push @unmatched, $biblionumber;
1807 return ($countmatched,\@unmatched);
1810 END { } # module clean-up code here (global destructor)
1817 Koha Developement team <info@koha.org>