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
26 use vars qw($VERSION @ISA @EXPORT @EXPORT_OK %EXPORT_TAGS);
28 # set the version for version checking
34 C4::Search - Functions for searching the Koha catalog.
38 see opac/opac-search.pl or catalogue/search.pl for example of usage
42 This module provides the searching facilities for the Koha into a zebra catalog.
60 # make all your functions, whether exported or not;
62 =head2 findseealso($dbh,$fields);
64 C<$dbh> is a link to the DB handler.
67 my $dbh =C4::Context->dbh;
69 C<$fields> is a reference to the fields array
71 This function modify the @$fields array and add related fields to search on.
76 my ( $dbh, $fields ) = @_;
77 my $tagslib = GetMarcStructure( 1 );
78 for ( my $i = 0 ; $i <= $#{$fields} ; $i++ ) {
79 my ($tag) = substr( @$fields[$i], 1, 3 );
80 my ($subfield) = substr( @$fields[$i], 4, 1 );
81 @$fields[$i] .= ',' . $tagslib->{$tag}->{$subfield}->{seealso}
82 if ( $tagslib->{$tag}->{$subfield}->{seealso} );
88 ($biblionumber,$biblionumber,$title) = FindDuplicate($record);
94 my $dbh = C4::Context->dbh;
95 my $result = TransformMarcToKoha( $dbh, $record, '' );
100 my ( $biblionumber, $title );
102 # search duplicate on ISBN, easy and fast..
103 # ... normalize first
104 if ( $result->{isbn} ) {
105 $result->{isbn} =~ s/\(.*$//;
106 $result->{isbn} =~ s/\s+$//;
108 #$search->{'avoidquerylog'}=1;
109 if ( $result->{isbn} ) {
110 $query = "isbn=$result->{isbn}";
113 $result->{title} =~ s /\\//g;
114 $result->{title} =~ s /\"//g;
115 $result->{title} =~ s /\(//g;
116 $result->{title} =~ s /\)//g;
117 # remove valid operators
118 $result->{title} =~ s/(and|or|not)//g;
119 $query = "ti,ext=$result->{title}";
120 $query .= " and mt=$result->{itemtype}" if ($result->{itemtype});
121 if ($result->{author}){
122 $result->{author} =~ s /\\//g;
123 $result->{author} =~ s /\"//g;
124 $result->{author} =~ s /\(//g;
125 $result->{author} =~ s /\)//g;
126 # remove valid operators
127 $result->{author} =~ s/(and|or|not)//g;
128 $query .= " and au,ext=$result->{author}";
131 my ($error,$searchresults) =
132 SimpleSearch($query); # FIXME :: hardcoded !
134 foreach my $possible_duplicate_record (@$searchresults) {
136 MARC::Record->new_from_usmarc($possible_duplicate_record);
137 my $result = TransformMarcToKoha( $dbh, $marcrecord, '' );
139 # FIXME :: why 2 $biblionumber ?
141 push @results, $result->{'biblionumber'};
142 push @results, $result->{'title'};
150 ($error,$results) = SimpleSearch($query,@servers);
152 this function performs a simple search on the catalog using zoom.
158 * $query could be a simple keyword or a complete CCL query wich is depending on your ccl file.
159 * @servers is optionnal. default one is read on koha.xml
162 * $error is a string which containt the description error if there is one. Else it's empty.
163 * \@results is an array of marc record.
165 =item C<usage in the script:>
169 my ($error, $marcresults) = SimpleSearch($query);
171 if (defined $error) {
172 $template->param(query_error => $error);
173 warn "error: ".$error;
174 output_html_with_http_headers $input, $cookie, $template->output;
178 my $hits = scalar @$marcresults;
181 for(my $i=0;$i<$hits;$i++) {
183 my $marcrecord = MARC::File::USMARC::decode($marcresults->[$i]);
184 my $biblio = TransformMarcToKoha(C4::Context->dbh,$marcrecord,'');
186 #build the hash for the template.
187 $resultsloop{highlight} = ($i % 2)?(1):(0);
188 $resultsloop{title} = $biblio->{'title'};
189 $resultsloop{subtitle} = $biblio->{'subtitle'};
190 $resultsloop{biblionumber} = $biblio->{'biblionumber'};
191 $resultsloop{author} = $biblio->{'author'};
192 $resultsloop{publishercode} = $biblio->{'publishercode'};
193 $resultsloop{publicationyear} = $biblio->{'publicationyear'};
195 push @results, \%resultsloop;
197 $template->param(result=>\@results);
203 if (C4::Context->preference('NoZebra')) {
204 my $result = NZorder(NZanalyse($query))->{'biblioserver'}->{'RECORDS'};
205 return (undef,$result);
211 return ( "No query entered", undef ) unless $query;
213 #@servers = (C4::Context->config("biblioserver")) unless @servers;
215 ("biblioserver") unless @servers
216 ; # FIXME hardcoded value. See catalog/search.pl & opac-search.pl too.
219 for ( my $i = 0 ; $i < @servers ; $i++ ) {
220 $zconns[$i] = C4::Context->Zconn( $servers[$i], 1 );
223 ->search( new ZOOM::Query::CCL2RPN( $query, $zconns[$i] ) );
225 # getting error message if one occured.
227 $zconns[$i]->errmsg() . " ("
228 . $zconns[$i]->errcode() . ") "
229 . $zconns[$i]->addinfo() . " "
230 . $zconns[$i]->diagset();
232 return ( $error, undef ) if $zconns[$i]->errcode();
236 while ( ( my $i = ZOOM::event( \@zconns ) ) != 0 ) {
237 $ev = $zconns[ $i - 1 ]->last_event();
238 if ( $ev == ZOOM::Event::ZEND ) {
239 $hits = $tmpresults[ $i - 1 ]->size();
242 for ( my $j = 0 ; $j < $hits ; $j++ ) {
243 my $record = $tmpresults[ $i - 1 ]->record($j)->raw();
244 push @results, $record;
248 return ( undef, \@results );
252 # performs the search
255 $koha_query, $simple_query, $sort_by_ref,
256 $servers_ref, $results_per_page, $offset,
257 $expanded_facet, $branches, $query_type,
260 # warn "Query : $koha_query";
261 my @servers = @$servers_ref;
262 my @sort_by = @$sort_by_ref;
264 # create the zoom connection and query object
268 my $results_hashref = ();
271 my $facets_counter = ();
272 my $facets_info = ();
273 my $facets = getFacets();
275 #### INITIALIZE SOME VARS USED CREATE THE FACETED RESULTS
276 my @facets_loop; # stores the ref to array of hashes for template
277 for ( my $i = 0 ; $i < @servers ; $i++ ) {
278 $zconns[$i] = C4::Context->Zconn( $servers[$i], 1 );
280 # perform the search, create the results objects
281 # if this is a local search, use the $koha-query, if it's a federated one, use the federated-query
283 if ( $servers[$i] =~ /biblioserver/ ) {
284 $query_to_use = $koha_query;
287 $query_to_use = $simple_query;
290 $query_to_use = $simple_query if $scan;
292 # check if we've got a query_type defined
296 if ( $query_type =~ /^ccl/ ) {
298 s/\:/\=/g; # change : to = last minute (FIXME)
300 # warn "CCL : $query_to_use";
303 new ZOOM::Query::CCL2RPN( $query_to_use, $zconns[$i] )
306 elsif ( $query_type =~ /^cql/ ) {
308 # warn "CQL : $query_to_use";
311 new ZOOM::Query::CQL( $query_to_use, $zconns[$i] ) );
313 elsif ( $query_type =~ /^pqf/ ) {
315 # warn "PQF : $query_to_use";
318 new ZOOM::Query::PQF( $query_to_use, $zconns[$i] ) );
323 # warn "preparing to scan:$query_to_use";
326 new ZOOM::Query::CCL2RPN( $query_to_use, $zconns[$i] )
330 # warn "LAST : $query_to_use";
333 new ZOOM::Query::CCL2RPN( $query_to_use, $zconns[$i] )
339 warn "WARNING: query problem with $query_to_use " . $@;
342 # concatenate the sort_by limits and pass them to the results object
344 foreach my $sort (@sort_by) {
345 if ($sort eq "author_az") {
346 $sort_by.="1=1003 <i ";
348 elsif ($sort eq "author_za") {
349 $sort_by.="1=1003 >i ";
351 elsif ($sort eq "popularity_asc") {
352 $sort_by.="1=9003 <i ";
354 elsif ($sort eq "popularity_dsc") {
355 $sort_by.="1=9003 >i ";
357 elsif ($sort eq "call_number_asc") {
358 $sort_by.="1=20 <i ";
360 elsif ($sort eq "call_number_dsc") {
361 $sort_by.="1=20 >i ";
363 elsif ($sort eq "pubdate_asc") {
364 $sort_by.="1=31 <i ";
366 elsif ($sort eq "pubdate_dsc") {
367 $sort_by.="1=31 >i ";
369 elsif ($sort eq "acqdate_asc") {
370 $sort_by.="1=32 <i ";
372 elsif ($sort eq "acqdate_dsc") {
373 $sort_by.="1=32 >i ";
375 elsif ($sort eq "title_az") {
378 elsif ($sort eq "title_za") {
383 if ( $results[$i]->sort( "yaz", $sort_by ) < 0) {
384 warn "WARNING sort $sort_by failed";
388 while ( ( my $i = ZOOM::event( \@zconns ) ) != 0 ) {
389 my $ev = $zconns[ $i - 1 ]->last_event();
390 if ( $ev == ZOOM::Event::ZEND ) {
391 my $size = $results[ $i - 1 ]->size();
394 #$results_hash->{'server'} = $servers[$i-1];
395 # loop through the results
396 $results_hash->{'hits'} = $size;
398 if ( $offset + $results_per_page <= $size ) {
399 $times = $offset + $results_per_page;
404 for ( my $j = $offset ; $j < $times ; $j++ )
405 { #(($offset+$count<=$size) ? ($offset+$count):$size) ; $j++){
409 ## This is just an index scan
411 my ( $term, $occ ) = $results[ $i - 1 ]->term($j);
412 # here we create a minimal MARC record and hand it off to the
413 # template just like a normal result ... perhaps not ideal, but
415 my $tmprecord = MARC::Record->new();
416 $tmprecord->encoding('UTF-8');
419 # srote the minimal record in author/title (depending on MARC flavour)
420 if ( C4::Context->preference("marcflavour") eq
423 $tmptitle = MARC::Field->new(
430 $tmptitle = MARC::Field->new(
436 $tmprecord->append_fields($tmptitle);
437 $results_hash->{'RECORDS'}[$j] =
438 $tmprecord->as_usmarc();
441 $record = $results[ $i - 1 ]->record($j)->raw();
443 #warn "RECORD $j:".$record;
444 $results_hash->{'RECORDS'}[$j] =
445 $record; # making a reference to a hash
446 # Fill the facets while we're looping
447 $facet_record = MARC::Record->new_from_usmarc($record);
449 #warn $servers[$i-1].$facet_record->title();
450 for ( my $k = 0 ; $k <= @$facets ; $k++ ) {
451 if ( $facets->[$k] ) {
453 for my $tag ( @{ $facets->[$k]->{'tags'} } ) {
454 push @fields, $facet_record->field($tag);
456 for my $field (@fields) {
457 my @subfields = $field->subfields();
458 for my $subfield (@subfields) {
459 my ( $code, $data ) = @$subfield;
461 $facets->[$k]->{'subfield'} )
463 $facets_counter->{ $facets->[$k]
464 ->{'link_value'} }->{$data}++;
468 $facets_info->{ $facets->[$k]->{'link_value'} }
470 $facets->[$k]->{'label_value'};
471 $facets_info->{ $facets->[$k]->{'link_value'} }
472 ->{'expanded'} = $facets->[$k]->{'expanded'};
477 $results_hashref->{ $servers[ $i - 1 ] } = $results_hash;
480 #print "connection ", $i-1, ": $size hits";
481 #print $results[$i-1]->record(0)->render() if $size > 0;
484 sort { $facets_counter->{$b} <=> $facets_counter->{$a} }
485 keys %$facets_counter
489 my $number_of_facets;
490 my @this_facets_array;
493 $facets_counter->{$link_value}
494 ->{$b} <=> $facets_counter->{$link_value}->{$a}
495 } keys %{ $facets_counter->{$link_value} }
499 if ( ( $number_of_facets < 6 )
500 || ( $expanded_facet eq $link_value )
501 || ( $facets_info->{$link_value}->{'expanded'} ) )
504 # sanitize the link value ), ( will cause errors with CCL
505 my $facet_link_value = $one_facet;
506 $facet_link_value =~ s/(\(|\))/ /g;
508 # fix the length that will display in the label
509 my $facet_label_value = $one_facet;
510 $facet_label_value = substr( $one_facet, 0, 20 ) . "..."
511 unless length($facet_label_value) <= 20;
513 # well, if it's a branch, label by the name, not the code
514 if ( $link_value =~ /branch/ ) {
516 $branches->{$one_facet}->{'branchname'};
519 # but we're down with the whole label being in the link's title
520 my $facet_title_value = $one_facet;
522 push @this_facets_array,
526 $facets_counter->{$link_value}->{$one_facet},
527 facet_label_value => $facet_label_value,
528 facet_title_value => $facet_title_value,
529 facet_link_value => $facet_link_value,
530 type_link_value => $link_value,
535 unless ( $facets_info->{$link_value}->{'expanded'} ) {
537 if ( ( $number_of_facets > 6 )
538 && ( $expanded_facet ne $link_value ) );
543 type_link_value => $link_value,
544 type_id => $link_value . "_id",
546 $facets_info->{$link_value}->{'label_value'},
547 facets => \@this_facets_array,
548 expandable => $expandable,
549 expand => $link_value,
555 return ( undef, $results_hashref, \@facets_loop );
559 sub _remove_stopwords {
560 my ($operand,$index) = @_;
561 my @stopwords_removed;
562 # phrase and exact-qualified indexes shouldn't have stopwords removed
563 if ($index!~m/phr|ext/){
564 # remove stopwords from operand : parse all stopwords & remove them (case insensitive)
565 # we use IsAlpha unicode definition, to deal correctly with diacritics.
566 # otherwise, a French word like "leçon" woudl be split into "le" "çon", le
567 # is an empty word, we'd get "çon" and wouldn't find anything...
568 foreach (keys %{C4::Context->stopwords}) {
569 next if ($_ =~/(and|or|not)/); # don't remove operators
570 if ($operand =~ /(\P{IsAlpha}$_\P{IsAlpha}|^$_\P{IsAlpha}|\P{IsAlpha}$_$)/) {
571 $operand=~ s/\P{IsAlpha}$_\P{IsAlpha}/ /gi;
572 $operand=~ s/^$_\P{IsAlpha}/ /gi;
573 $operand=~ s/\P{IsAlpha}$_$/ /gi;
574 push @stopwords_removed, $_;
578 return ($operand, \@stopwords_removed);
582 sub _detect_truncation {
583 my ($operand,$index) = @_;
584 my (@nontruncated,@righttruncated,@lefttruncated,@rightlefttruncated,@regexpr);
586 my @wordlist= split (/\s/,$operand);
587 foreach my $word (@wordlist){
588 if ($word=~s/^\*([^\*]+)\*$/$1/){
589 push @rightlefttruncated,$word;
591 elsif($word=~s/^\*([^\*]+)$/$1/){
592 push @lefttruncated,$word;
594 elsif ($word=~s/^([^\*]+)\*$/$1/){
595 push @righttruncated,$word;
597 elsif (index($word,"*")<0){
598 push @nontruncated,$word;
604 return (\@nontruncated,\@righttruncated,\@lefttruncated,\@rightlefttruncated,\@regexpr);
607 sub _build_stemmed_operand {
610 # FIXME: the locale should be set based on the user's language and/or search choice
611 my $stemmer = Lingua::Stem->new( -locale => 'EN-US' );
612 # FIXME: these should be stored in the db so the librarian can modify the behavior
613 $stemmer->add_exceptions(
621 my @words = split( / /, $operand );
622 my $stems = $stemmer->stem(@words);
623 for my $stem (@$stems) {
624 $stemmed_operand .= "$stem";
625 $stemmed_operand .= "?" unless ( $stem =~ /(and$|or$|not$)/ ) || ( length($stem) < 3 );
626 $stemmed_operand .= " ";
628 #warn "STEMMED OPERAND: $stemmed_operand";
629 return $stemmed_operand;
632 sub _build_weighted_query {
633 # FIELD WEIGHTING - This is largely experimental stuff. What I'm committing works
634 # pretty well but will work much better when we have an actual query parser
635 my ($operand,$stemmed_operand,$index) = @_;
636 my $stemming = C4::Context->preference("QueryStemming") || 0;
637 my $weight_fields = C4::Context->preference("QueryWeightFields") || 0;
638 my $fuzzy_enabled = C4::Context->preference("QueryFuzzy") || 0;
640 my $weighted_query .= "(rk=("; # Specifies that we're applying rank
642 # Keyword, or, no index specified
643 if ( ( $index eq 'kw' ) || ( !$index ) ) {
644 $weighted_query .= "Title-cover,ext,r1=\"$operand\""; # exact title-cover
645 $weighted_query .= " or ti,ext,r2=\"$operand\""; # exact title
646 $weighted_query .= " or ti,phr,r3=\"$operand\""; # phrase title
647 #$weighted_query .= " or any,ext,r4=$operand"; # exact any
648 #$weighted_query .=" or kw,wrdl,r5=\"$operand\""; # word list any
649 $weighted_query .= " or wrd,fuzzy,r8=\"$operand\"" if $fuzzy_enabled; # add fuzzy, word list
650 $weighted_query .= " or wrd,right-Truncation,r9=\"$stemmed_operand\"" if ($stemming and $stemmed_operand); # add stemming, right truncation
651 # embedded sorting: 0 a-z; 1 z-a
652 # $weighted_query .= ") or (sort1,aut=1";
654 # if the index already has more than one qualifier, just wrap the operand
655 # in quotes and pass it back
656 elsif ($index =~ ',') {
657 $weighted_query .=" $index=\"$operand\"";
659 #TODO: build better cases based on specific search indexes
661 $weighted_query .= " $index,ext,r1=\"$operand\""; # exact index
662 #$weighted_query .= " or (title-sort-az=0 or $index,startswithnt,st-word,r3=$operand #)";
663 $weighted_query .= " or $index,phr,r3=\"$operand\""; # phrase index
664 $weighted_query .= " or $index,rt,wrd,r3=\"$operand\""; # word list index
666 $weighted_query .= "))"; # close rank specification
667 return $weighted_query;
670 # build the query itself
672 my ( $operators, $operands, $indexes, $limits, $sort_by ) = @_;
674 my @operators = @$operators if $operators;
675 my @indexes = @$indexes if $indexes;
676 my @operands = @$operands if $operands;
677 my @limits = @$limits if $limits;
678 my @sort_by = @$sort_by if $sort_by;
680 my $stemming = C4::Context->preference("QueryStemming") || 0;
681 my $auto_truncation = C4::Context->preference("QueryAutoTruncate") || 0;
682 my $weight_fields = C4::Context->preference("QueryWeightFields") || 0;
683 my $fuzzy_enabled = C4::Context->preference("QueryFuzzy") || 0;
684 my $remove_stopwords = C4::Context->preference("QueryRemoveStopwords") || 0;
686 my $query = $operands[0];
687 my $simple_query = $operands[0];
696 my $stopwords_removed;
698 # for handling ccl, cql, pqf queries in diagnostic mode, skip the rest of the steps
700 if ( $query =~ /^ccl=/ ) {
701 return ( undef, $', $', $', $', '', '', '', '', 'ccl' );
703 if ( $query =~ /^cql=/ ) {
704 return ( undef, $', $', $', $', '', '', '', '', 'cql' );
706 if ( $query =~ /^pqf=/ ) {
707 return ( undef, $', $', $', $', '', '', '', '', 'pqf' );
710 # pass nested queries directly
711 if ( $query =~ /(\(|\))/ ) {
712 return ( undef, $query, $simple_query, $query_cgi, $query, $limit, $limit_cgi, $limit_desc, $stopwords_removed, 'ccl' );
715 # form-based queries are limited to non-nested at a specific depth, so we can easily
716 # modify the incoming query operands and indexes to do stemming and field weighting
717 # Once we do so, we'll end up with a value in $query, just like if we had an
718 # incoming $query from the user
720 $query = ""; # clear it out so we can populate properly with field-weighted stemmed query
721 my $previous_operand; # a flag used to keep track if there was a previous query
722 # if there was, we can apply the current operator
724 for ( my $i = 0 ; $i <= @operands ; $i++ ) {
726 # COMBINE OPERANDS, INDEXES AND OPERATORS
727 if ( $operands[$i] ) {
729 # a flag to determine whether or not to add the index to the query
731 # if the user is sophisticated enough to specify an index, turn off some defaults
732 if ($operands[$i] =~ /(:|=)/) {
735 $remove_stopwords = 0;
737 my $operand = $operands[$i];
738 my $index = $indexes[$i];
740 # some helpful index modifs
741 my $index_plus = "$index:" if $index;
742 my $index_plus_comma="$index," if $index;
745 if ($remove_stopwords) {
746 ($operand, $stopwords_removed) = _remove_stopwords($operand,$index);
747 warn "OPERAND w/out STOPWORDS: >$operand<" if $DEBUG;
748 warn "REMOVED STOPWORDS: @$stopwords_removed" if ($stopwords_removed && $DEBUG);
752 my ($nontruncated,$righttruncated,$lefttruncated,$rightlefttruncated,$regexpr);
753 my $truncated_operand;
754 ($nontruncated,$righttruncated,$lefttruncated,$rightlefttruncated,$regexpr) = _detect_truncation($operand,$index);
755 warn "TRUNCATION: NON:>@$nontruncated< RIGHT:>@$righttruncated< LEFT:>@$lefttruncated< RIGHTLEFT:>@$rightlefttruncated< REGEX:>@$regexpr<" if $DEBUG;
758 if (scalar(@$righttruncated)+scalar(@$lefttruncated)+scalar(@$rightlefttruncated)>0){
759 # don't field weight or add the index to the query, we do it here
761 undef $weight_fields;
762 my $previous_truncation_operand;
763 if (scalar(@$nontruncated)>0) {
764 $truncated_operand.= "$index_plus @$nontruncated ";
765 $previous_truncation_operand = 1;
767 if (scalar(@$righttruncated)>0){
768 $truncated_operand .= "and " if $previous_truncation_operand;
769 $truncated_operand .= "$index_plus_comma"."rtrn:@$righttruncated ";
770 $previous_truncation_operand = 1;
772 if (scalar(@$lefttruncated)>0){
773 $truncated_operand .= "and " if $previous_truncation_operand;
774 $truncated_operand .= "$index_plus_comma"."ltrn:@$lefttruncated ";
775 $previous_truncation_operand = 1;
777 if (scalar(@$rightlefttruncated)>0){
778 $truncated_operand .= "and " if $previous_truncation_operand;
779 $truncated_operand .= "$index_plus_comma"."rltrn:@$rightlefttruncated ";
780 $previous_truncation_operand = 1;
783 $operand = $truncated_operand if $truncated_operand;
784 warn "TRUNCATED OPERAND: >$truncated_operand<" if $DEBUG;
788 $stemmed_operand = _build_stemmed_operand($operand) if $stemming;
789 warn "STEMMED OPERAND: >$stemmed_operand<" if $DEBUG;
791 # Handle Field Weighting
792 my $weighted_operand;
793 $weighted_operand = _build_weighted_query($operand,$stemmed_operand,$index) if $weight_fields;
794 warn "FIELD WEIGHTED OPERAND: >$weighted_operand<" if $DEBUG;
795 $operand = $weighted_operand if $weight_fields;
796 $indexes_set = 1 if $weight_fields;
798 # If there's a previous operand, we need to add an operator
799 if ($previous_operand) {
801 # user-specified operator
802 if ( $operators[$i-1] ) {
803 $query .= " $operators[$i-1] ";
804 $query .= " $index_plus " unless $indexes_set;
805 $query .= " $operand";
806 $query_cgi .="&op=$operators[$i-1]";
807 $query_cgi .="&idx=$index" if $index;
808 $query_cgi .="&q=$operands[$i]" if $operands[$i];
809 $query_desc .=" $operators[$i-1] $index_plus $operands[$i]";
812 # the default operator is and
815 $query .= "$index_plus " unless $indexes_set;
816 $query .= "$operand";
817 $query_cgi .="&op=and&idx=$index" if $index;
818 $query_cgi .="&q=$operands[$i]" if $operands[$i];
819 $query_desc .= " and $index_plus $operands[$i]";
823 # there isn't a pervious operand, don't need an operator
825 # field-weighted queries already have indexes set
826 $query .=" $index_plus " unless $indexes_set;
828 $query_desc .= " $index_plus $operands[$i]";
829 $query_cgi.="&idx=$index" if $index;
830 $query_cgi.="&q=$operands[$i]" if $operands[$i];
832 $previous_operand = 1;
837 warn "QUERY BEFORE LIMITS: >$query<" if $DEBUG;
841 foreach my $this_limit (@limits) {
842 if ( $this_limit =~ /available/ ) {
843 # FIXME: switch to zebra search for null values
844 $limit .= " (($query and datedue=0000-00-00) or ($query and datedue=0000-00-00 not lost=1) or ($query and datedue=0000-00-00 not lost=2))";
845 $limit_cgi .= "&limit=available";
849 # these are treated as OR
850 elsif ( $this_limit =~ /mc/ ) {
851 $group_OR_limits .= " or " if $group_OR_limits;
852 $limit_desc .=" or " if $group_OR_limits;
853 $group_OR_limits .= "$this_limit";
854 $limit_cgi .="&limit=$this_limit";
855 $limit_desc .= "$this_limit";
860 $limit .= " and " if $limit || $query;
861 $limit .= "$this_limit";
862 $limit_cgi .="&limit=$this_limit";
863 $limit_desc .=" and $this_limit";
866 if ($group_OR_limits) {
867 $limit.=" and " if ($query || $limit );
868 $limit.="($group_OR_limits)";
870 # normalize the strings
871 for ($query, $query_desc, $limit, $limit_desc) {
872 $_ =~ s/ / /g; # remove extra spaces
873 $_ =~ s/^ //g; # remove any beginning spaces
874 $_ =~ s/ $//g; # remove any ending spaces
875 $_ =~ s/:/=/g; # causes probs for server
876 $_ =~ s/==/=/g; # remove double == from query
880 $query_cgi =~ s/^&//;
882 # append the limit to the query
885 warn "QUERY:".$query if $DEBUG;
886 warn "QUERY CGI:".$query_cgi if $DEBUG;
887 warn "QUERY DESC:".$query_desc if $DEBUG;
888 warn "LIMIT:".$limit if $DEBUG;
889 warn "LIMIT CGI:".$limit_cgi if $DEBUG;
890 warn "LIMIT DESC:".$limit_desc if $DEBUG;
892 return ( undef, $query,$simple_query,$query_cgi,$query_desc,$limit,$limit_cgi,$limit_desc,$stopwords_removed,$query_type );
895 # IMO this subroutine is pretty messy still -- it's responsible for
896 # building the HTML output for the template
898 my ( $searchdesc, $hits, $results_per_page, $offset, @marcresults ) = @_;
900 my $dbh = C4::Context->dbh;
904 my $span_terms_hashref;
905 for my $span_term ( split( / /, $searchdesc ) ) {
906 $span_term =~ s/(.*=|\)|\(|\+|\.)//g;
907 $span_terms_hashref->{$span_term}++;
910 #Build brancnames hash
912 #get branch information.....
915 $dbh->prepare("SELECT branchcode,branchname FROM branches")
916 ; # FIXME : use C4::Koha::GetBranches
918 while ( my $bdata = $bsth->fetchrow_hashref ) {
919 $branches{ $bdata->{'branchcode'} } = $bdata->{'branchname'};
923 #find itemtype & itemtype image
926 $dbh->prepare("SELECT itemtype,description,imageurl,summary,notforloan FROM itemtypes");
928 while ( my $bdata = $bsth->fetchrow_hashref ) {
929 $itemtypes{ $bdata->{'itemtype'} }->{description} =
930 $bdata->{'description'};
931 $itemtypes{ $bdata->{'itemtype'} }->{imageurl} = $bdata->{'imageurl'};
932 $itemtypes{ $bdata->{'itemtype'} }->{summary} = $bdata->{'summary'};
933 $itemtypes{ $bdata->{'itemtype'} }->{notforloan} = $bdata->{'notforloan'};
936 #search item field code
939 "select tagfield from marc_subfield_structure where kohafield like 'items.itemnumber'"
942 my ($itemtag) = $sth->fetchrow;
944 ## find column names of items related to MARC
945 my $sth2 = $dbh->prepare("SHOW COLUMNS from items");
947 my %subfieldstosearch;
948 while ( ( my $column ) = $sth2->fetchrow ) {
949 my ( $tagfield, $tagsubfield ) =
950 &GetMarcFromKohaField( "items." . $column, "" );
951 $subfieldstosearch{$column} = $tagsubfield;
955 if ( $hits && $offset + $results_per_page <= $hits ) {
956 $times = $offset + $results_per_page;
962 for ( my $i = $offset ; $i <= $times - 1 ; $i++ ) {
964 $marcrecord = MARC::File::USMARC::decode( $marcresults[$i] );
965 my $oldbiblio = TransformMarcToKoha( $dbh, $marcrecord, '' );
966 # add image url if there is one
967 if ( $itemtypes{ $oldbiblio->{itemtype} }->{imageurl} =~ /^http:/ ) {
968 $oldbiblio->{imageurl} =
969 $itemtypes{ $oldbiblio->{itemtype} }->{imageurl};
970 $oldbiblio->{description} =
971 $itemtypes{ $oldbiblio->{itemtype} }->{description};
974 $oldbiblio->{imageurl} =
975 getitemtypeimagesrc() . "/"
976 . $itemtypes{ $oldbiblio->{itemtype} }->{imageurl}
977 if ( $itemtypes{ $oldbiblio->{itemtype} }->{imageurl} );
978 $oldbiblio->{description} =
979 $itemtypes{ $oldbiblio->{itemtype} }->{description};
982 # build summary if there is one (the summary is defined in itemtypes table
984 if ($itemtypes{ $oldbiblio->{itemtype} }->{summary}) {
985 my $summary = $itemtypes{ $oldbiblio->{itemtype} }->{summary};
986 my @fields = $marcrecord->fields();
987 foreach my $field (@fields) {
988 my $tag = $field->tag();
989 my $tagvalue = $field->as_string();
990 $summary =~ s/\[(.?.?.?.?)$tag\*(.*?)]/$1$tagvalue$2\[$1$tag$2]/g;
992 my @subf = $field->subfields;
993 for my $i (0..$#subf) {
994 my $subfieldcode = $subf[$i][0];
995 my $subfieldvalue = $subf[$i][1];
996 my $tagsubf = $tag.$subfieldcode;
997 $summary =~ s/\[(.?.?.?.?)$tagsubf(.*?)]/$1$subfieldvalue$2\[$1$tagsubf$2]/g;
1001 $summary =~ s/\[(.*?)]//g;
1002 $summary =~ s/\n/<br>/g;
1003 $oldbiblio->{summary} = $summary;
1005 # add spans to search term in results for search term highlighting
1006 foreach my $term ( keys %$span_terms_hashref ) {
1007 my $old_term = $term;
1008 if ( length($term) > 3 ) {
1009 $term =~ s/(.*=|\)|\(|\+|\.|\?|\[|\])//g;
1013 #FIXME: is there a better way to do this?
1014 $oldbiblio->{'title'} =~ s/$term/<span class=\"term\">$&<\/span>/gi;
1015 $oldbiblio->{'subtitle'} =~
1016 s/$term/<span class=\"term\">$&<\/span>/gi;
1018 $oldbiblio->{'author'} =~ s/$term/<span class=\"term\">$&<\/span>/gi;
1019 $oldbiblio->{'publishercode'} =~ s/$term/<span class=\"term\">$&<\/span>/gi;
1020 $oldbiblio->{'place'} =~ s/$term/<span class=\"term\">$&<\/span>/gi;
1021 $oldbiblio->{'pages'} =~ s/$term/<span class=\"term\">$&<\/span>/gi;
1022 $oldbiblio->{'notes'} =~ s/$term/<span class=\"term\">$&<\/span>/gi;
1023 $oldbiblio->{'size'} =~ s/$term/<span class=\"term\">$&<\/span>/gi;
1028 $toggle = "#ffffcc";
1033 $oldbiblio->{'toggle'} = $toggle;
1034 my @fields = $marcrecord->field($itemtag);
1037 my $ordered_count = 0;
1038 my $onloan_count = 0;
1039 my $wthdrawn_count = 0;
1040 my $itemlost_count = 0;
1044 # check the loan status of the item :
1045 # it is not stored in the MARC record, for pref (zebra reindexing)
1046 # reason. Thus, we have to get the status from a specific SQL query
1048 my $sth_issue = $dbh->prepare("
1049 SELECT date_due,returndate
1051 WHERE itemnumber=? AND returndate IS NULL");
1052 my $items_count=scalar(@fields);
1053 foreach my $field (@fields) {
1055 foreach my $code ( keys %subfieldstosearch ) {
1056 $item->{$code} = $field->subfield( $subfieldstosearch{$code} );
1058 $sth_issue->execute($item->{itemnumber});
1059 $item->{due_date} = format_date($sth_issue->fetchrow);
1060 $item->{onloan} = 1 if $item->{due_date};
1061 # at least one item can be reserved : suppose no
1063 if ( $item->{wthdrawn} ) {
1065 $items->{ $item->{'homebranch'}.'--'.$item->{'itemcallnumber'} }->{unavailable}=1;
1066 $items->{ $item->{'homebranch'}.'--'.$item->{'itemcallnumber'} }->{wthdrawn}=1;
1068 elsif ( $item->{itemlost} ) {
1070 $items->{ $item->{'homebranch'}.'--'.$item->{'itemcallnumber'} }->{unavailable}=1;
1071 $items->{ $item->{'homebranch'}.'--'.$item->{'itemcallnumber'} }->{itemlost}=1;
1073 unless ( $item->{notforloan}) {
1074 # OK, this one can be issued, so at least one can be reserved
1077 if ( ( $item->{onloan} ) && ( $item->{onloan} != '0000-00-00' ) )
1079 $items->{ $item->{'homebranch'}.'--'.$item->{'itemcallnumber'} }->{unavailable}=1;
1080 $items->{ $item->{'homebranch'}.'--'.$item->{'itemcallnumber'} }->{onloancount} = 1;
1081 $items->{ $item->{'homebranch'}.'--'.$item->{'itemcallnumber'} }->{due_date} = $item->{due_date};
1084 if ( $item->{'homebranch'} ) {
1085 $items->{ $item->{'homebranch'}.'--'.$item->{'itemcallnumber'} }->{count}++;
1089 elsif ( $item->{'holdingbranch'} ) {
1090 $items->{ $item->{'holdingbranch'} }->{count}++;
1092 $items->{ $item->{'homebranch'}.'--'.$item->{'itemcallnumber'} }->{itemcallnumber} = $item->{itemcallnumber};
1093 $items->{ $item->{'homebranch'}.'--'.$item->{'itemcallnumber'} }->{location} = $item->{location};
1094 $items->{ $item->{'homebranch'}.'--'.$item->{'itemcallnumber'} }->{branchcode} = $item->{homebranch};
1095 } # notforloan, item level and biblioitem level
1097 # last check for norequest : if itemtype is notforloan, it can't be reserved either, whatever the items
1098 $norequests = 1 if $itemtypes{$oldbiblio->{itemtype}}->{notforloan};
1100 for my $key ( sort keys %$items ) {
1102 branchname => $branches{$items->{$key}->{branchcode}},
1103 branchcode => $items->{$key}->{branchcode},
1104 count => $items->{$key}->{count},
1105 itemcallnumber => $items->{$key}->{itemcallnumber},
1106 location => $items->{$key}->{location},
1107 onloancount => $items->{$key}->{onloancount},
1108 due_date => $items->{$key}->{due_date},
1109 wthdrawn => $items->{$key}->{wthdrawn},
1110 lost => $items->{$key}->{itemlost},
1112 push @items_loop, $this_item;
1114 $oldbiblio->{norequests} = $norequests;
1115 $oldbiblio->{items_count} = $items_count;
1116 $oldbiblio->{items_loop} = \@items_loop;
1117 $oldbiblio->{onloancount} = $onloan_count;
1118 $oldbiblio->{wthdrawncount} = $wthdrawn_count;
1119 $oldbiblio->{itemlostcount} = $itemlost_count;
1120 $oldbiblio->{orderedcount} = $ordered_count;
1121 $oldbiblio->{isbn} =~ s/-//g; # deleting - in isbn to enable amazon content
1122 push( @newresults, $oldbiblio );
1129 #----------------------------------------------------------------------
1131 # Non-Zebra GetRecords#
1132 #----------------------------------------------------------------------
1136 NZgetRecords has the same API as zera getRecords, even if some parameters are not managed
1140 my ($query,$simple_query,$sort_by_ref,$servers_ref,$results_per_page,$offset,$expanded_facet,$branches,$query_type,$scan) = @_;
1141 my $result = NZanalyse($query);
1142 return (undef,NZorder($result,@$sort_by_ref[0],$results_per_page,$offset),undef);
1147 NZanalyse : get a CQL string as parameter, and returns a list of biblionumber;title,biblionumber;title,...
1148 the list is built from an inverted index in the nozebra SQL table
1149 note that title is here only for convenience : the sorting will be very fast when requested on title
1150 if the sorting is requested on something else, we will have to reread all results, and that may be longer.
1155 my ($string,$server) = @_;
1156 # $server contains biblioserver or authorities, depending on what we search on.
1157 #warn "querying : $string on $server";
1158 $server='biblioserver' unless $server;
1160 # if we have a ", replace the content to discard temporarily any and/or/not inside
1162 if ($string =~/"/) {
1163 $string =~ s/"(.*?)"/__X__/;
1165 warn "commacontent : $commacontent" if $DEBUG;
1167 # split the query string in 3 parts : X AND Y means : $left="X", $operand="AND" and $right="Y"
1168 # then, call again NZanalyse with $left and $right
1169 # (recursive until we find a leaf (=> something without and/or/not)
1170 $string =~ /(.*)( and | or | not | AND | OR | NOT )(.*)/;
1173 my $operand = lc($2); # FIXME: and/or/not are operators, not operands
1174 # it's not a leaf, we have a and/or/not
1176 # reintroduce comma content if needed
1177 $right =~ s/__X__/"$commacontent"/ if $commacontent;
1178 $left =~ s/__X__/"$commacontent"/ if $commacontent;
1179 warn "node : $left / $operand / $right\n" if $DEBUG;
1180 my $leftresult = NZanalyse($left,$server);
1181 my $rightresult = NZanalyse($right,$server);
1182 # OK, we have the results for right and left part of the query
1183 # depending of operand, intersect, union or exclude both lists
1184 # to get a result list
1185 if ($operand eq ' and ') {
1186 my @leftresult = split /;/, $leftresult;
1187 # my @rightresult = split /;/,$leftresult;
1189 # parse the left results, and if the biblionumber exist in the right result, save it in finalresult
1190 # the result is stored twice, to have the same weight for AND than OR.
1191 # example : TWO : 61,61,64,121 (two is twice in the biblio #61) / TOWER : 61,64,130
1192 # result : 61,61,61,61,64,64 for two AND tower : 61 has more weight than 64
1193 foreach (@leftresult) {
1194 if ($rightresult =~ "$_;") {
1195 $finalresult .= "$_;$_;";
1198 return $finalresult;
1199 } elsif ($operand eq ' or ') {
1200 # just merge the 2 strings
1201 return $leftresult.$rightresult;
1202 } elsif ($operand eq ' not ') {
1203 my @leftresult = split /;/, $leftresult;
1204 # my @rightresult = split /;/,$leftresult;
1206 foreach (@leftresult) {
1207 unless ($rightresult =~ "$_;") {
1208 $finalresult .= "$_;";
1211 return $finalresult;
1213 # this error is impossible, because of the regexp that isolate the operand, but just in case...
1214 die "error : operand unknown : $operand for $string";
1216 # it's a leaf, do the real SQL query and return the result
1218 $string =~ s/__X__/"$commacontent"/ if $commacontent;
1219 $string =~ s/-|\.|\?|,|;|!|'|\(|\)|\[|\]|{|}|"|&|\+|\*|\// /g;
1220 warn "leaf : $string\n" if $DEBUG;
1221 # parse the string in in operator/operand/value again
1222 $string =~ /(.*)(>=|<=)(.*)/;
1226 unless ($operator) {
1227 $string =~ /(.*)(>|<|=)(.*)/;
1233 # automatic replace for short operators
1234 $left='title' if $left =~ '^ti';
1235 $left='author' if $left =~ '^au';
1236 $left='publisher' if $left =~ '^pb';
1237 $left='subject' if $left =~ '^su';
1238 $left='koha-Auth-Number' if $left =~ '^an';
1239 $left='keyword' if $left =~ '^kw';
1241 #do a specific search
1242 my $dbh = C4::Context->dbh;
1243 $operator='LIKE' if $operator eq '=' and $right=~ /%/;
1244 my $sth = $dbh->prepare("SELECT biblionumbers,value FROM nozebra WHERE server=? AND indexname=? AND value $operator ?");
1245 warn "$left / $operator / $right\n";
1246 # split each word, query the DB and build the biblionumbers result
1247 foreach (split / /,$right) {
1248 my ($biblionumbers,$value);
1250 warn "EXECUTE : $server, $left, $_";
1251 $sth->execute($server, $left, $_) or warn "execute failed: $!";
1252 while (my ($line,$value) = $sth->fetchrow) {
1253 # if we are dealing with a numeric value, use only numeric results (in case of >=, <=, > or <)
1254 # otherwise, fill the result
1255 $biblionumbers .= $line unless ($right =~ /\d/ && $value =~ /\D/);
1256 warn "result : $value ". ($right =~ /\d/) . "==".(!$value =~ /\d/) ;#= $line";
1258 # do a AND with existing list if there is one, otherwise, use the biblionumbers list as 1st result list
1260 my @leftresult = split /;/, $biblionumbers;
1262 foreach my $entry (@leftresult) { # $_ contains biblionumber,title-weight
1263 # remove weight at the end
1264 my $cleaned = $entry;
1265 $cleaned =~ s/-\d*$//;
1266 # if the entry already in the hash, take it & increase weight
1267 warn "===== $cleaned =====" if $DEBUG;
1268 if ($results =~ "$cleaned") {
1269 $temp .= "$entry;$entry;";
1270 warn "INCLUDING $entry" if $DEBUG;
1275 $results = $biblionumbers;
1279 #do a complete search (all indexes)
1280 my $dbh = C4::Context->dbh;
1281 my $sth = $dbh->prepare("SELECT biblionumbers FROM nozebra WHERE server=? AND value LIKE ?");
1282 # split each word, query the DB and build the biblionumbers result
1283 foreach (split / /,$string) {
1284 next if C4::Context->stopwords->{uc($_)}; # skip if stopword
1285 warn "search on all indexes on $_" if $DEBUG;
1288 $sth->execute($server, $_);
1289 while (my $line = $sth->fetchrow) {
1290 $biblionumbers .= $line;
1292 # do a AND with existing list if there is one, otherwise, use the biblionumbers list as 1st result list
1294 warn "RES for $_ = $biblionumbers" if $DEBUG;
1295 my @leftresult = split /;/, $biblionumbers;
1297 foreach my $entry (@leftresult) { # $_ contains biblionumber,title-weight
1298 # remove weight at the end
1299 my $cleaned = $entry;
1300 $cleaned =~ s/-\d*$//;
1301 # if the entry already in the hash, take it & increase weight
1302 warn "===== $cleaned =====" if $DEBUG;
1303 if ($results =~ "$cleaned") {
1304 $temp .= "$entry;$entry;";
1305 warn "INCLUDING $entry" if $DEBUG;
1310 warn "NEW RES for $_ = $biblionumbers" if $DEBUG;
1311 $results = $biblionumbers;
1315 warn "return : $results for LEAF : $string" if $DEBUG;
1322 $finalresult = NZorder($biblionumbers, $ordering,$results_per_page,$offset);
1330 my ($biblionumbers, $ordering,$results_per_page,$offset) = @_;
1331 # order title asc by default
1332 # $ordering = '1=36 <i' unless $ordering;
1333 $results_per_page=20 unless $results_per_page;
1334 $offset = 0 unless $offset;
1335 my $dbh = C4::Context->dbh;
1337 # order by POPULARITY
1339 if ($ordering =~ /popularity/) {
1342 # popularity is not in MARC record, it's builded from a specific query
1343 my $sth = $dbh->prepare("select sum(issues) from items where biblionumber=?");
1344 foreach (split /;/,$biblionumbers) {
1345 my ($biblionumber,$title) = split /,/,$_;
1346 $result{$biblionumber}=GetMarcBiblio($biblionumber);
1347 $sth->execute($biblionumber);
1348 my $popularity= $sth->fetchrow ||0;
1349 # hint : the key is popularity.title because we can have
1350 # many results with the same popularity. In this cas, sub-ordering is done by title
1351 # we also have biblionumber to avoid bug for 2 biblios with the same title & popularity
1352 # (un-frequent, I agree, but we won't forget anything that way ;-)
1353 $popularity{sprintf("%10d",$popularity).$title.$biblionumber} = $biblionumber;
1355 # sort the hash and return the same structure as GetRecords (Zebra querying)
1358 if ($ordering eq 'popularity_dsc') { # sort popularity DESC
1359 foreach my $key (sort {$b cmp $a} (keys %popularity)) {
1360 $result_hash->{'RECORDS'}[$numbers++] = $result{$popularity{$key}}->as_usmarc();
1362 } else { # sort popularity ASC
1363 foreach my $key (sort (keys %popularity)) {
1364 $result_hash->{'RECORDS'}[$numbers++] = $result{$popularity{$key}}->as_usmarc();
1368 $result_hash->{'hits'} = $numbers;
1369 $finalresult->{'biblioserver'} = $result_hash;
1370 return $finalresult;
1374 } elsif ($ordering =~/author/){
1376 foreach (split /;/,$biblionumbers) {
1377 my ($biblionumber,$title) = split /,/,$_;
1378 my $record=GetMarcBiblio($biblionumber);
1380 if (C4::Context->preference('marcflavour') eq 'UNIMARC') {
1381 $author=$record->subfield('200','f');
1382 $author=$record->subfield('700','a') unless $author;
1384 $author=$record->subfield('100','a');
1386 # hint : the result is sorted by title.biblionumber because we can have X biblios with the same title
1387 # and we don't want to get only 1 result for each of them !!!
1388 $result{$author.$biblionumber}=$record;
1390 # sort the hash and return the same structure as GetRecords (Zebra querying)
1393 if ($ordering eq 'author_za') { # sort by author desc
1394 foreach my $key (sort { $b cmp $a } (keys %result)) {
1395 $result_hash->{'RECORDS'}[$numbers++] = $result{$key}->as_usmarc();
1397 } else { # sort by author ASC
1398 foreach my $key (sort (keys %result)) {
1399 $result_hash->{'RECORDS'}[$numbers++] = $result{$key}->as_usmarc();
1403 $result_hash->{'hits'} = $numbers;
1404 $finalresult->{'biblioserver'} = $result_hash;
1405 return $finalresult;
1407 # ORDER BY callnumber
1409 } elsif ($ordering =~/callnumber/){
1411 foreach (split /;/,$biblionumbers) {
1412 my ($biblionumber,$title) = split /,/,$_;
1413 my $record=GetMarcBiblio($biblionumber);
1415 my ($callnumber_tag,$callnumber_subfield)=GetMarcFromKohaField($dbh,'items.itemcallnumber');
1416 ($callnumber_tag,$callnumber_subfield)= GetMarcFromKohaField('biblioitems.callnumber') unless $callnumber_tag;
1417 if (C4::Context->preference('marcflavour') eq 'UNIMARC') {
1418 $callnumber=$record->subfield('200','f');
1420 $callnumber=$record->subfield('100','a');
1422 # hint : the result is sorted by title.biblionumber because we can have X biblios with the same title
1423 # and we don't want to get only 1 result for each of them !!!
1424 $result{$callnumber.$biblionumber}=$record;
1426 # sort the hash and return the same structure as GetRecords (Zebra querying)
1429 if ($ordering eq 'call_number_dsc') { # sort by title desc
1430 foreach my $key (sort { $b cmp $a } (keys %result)) {
1431 $result_hash->{'RECORDS'}[$numbers++] = $result{$key}->as_usmarc();
1433 } else { # sort by title ASC
1434 foreach my $key (sort { $a cmp $b } (keys %result)) {
1435 $result_hash->{'RECORDS'}[$numbers++] = $result{$key}->as_usmarc();
1439 $result_hash->{'hits'} = $numbers;
1440 $finalresult->{'biblioserver'} = $result_hash;
1441 return $finalresult;
1442 } elsif ($ordering =~ /pubdate/){ #pub year
1444 foreach (split /;/,$biblionumbers) {
1445 my ($biblionumber,$title) = split /,/,$_;
1446 my $record=GetMarcBiblio($biblionumber);
1447 my ($publicationyear_tag,$publicationyear_subfield)=GetMarcFromKohaField('biblioitems.publicationyear','');
1448 my $publicationyear=$record->subfield($publicationyear_tag,$publicationyear_subfield);
1449 # hint : the result is sorted by title.biblionumber because we can have X biblios with the same title
1450 # and we don't want to get only 1 result for each of them !!!
1451 $result{$publicationyear.$biblionumber}=$record;
1453 # sort the hash and return the same structure as GetRecords (Zebra querying)
1456 if ($ordering eq 'pubdate_dsc') { # sort by pubyear desc
1457 foreach my $key (sort { $b cmp $a } (keys %result)) {
1458 $result_hash->{'RECORDS'}[$numbers++] = $result{$key}->as_usmarc();
1460 } else { # sort by pub year ASC
1461 foreach my $key (sort (keys %result)) {
1462 $result_hash->{'RECORDS'}[$numbers++] = $result{$key}->as_usmarc();
1466 $result_hash->{'hits'} = $numbers;
1467 $finalresult->{'biblioserver'} = $result_hash;
1468 return $finalresult;
1472 } elsif ($ordering =~ /title/) {
1473 # the title is in the biblionumbers string, so we just need to build a hash, sort it and return
1475 foreach (split /;/,$biblionumbers) {
1476 my ($biblionumber,$title) = split /,/,$_;
1477 # hint : the result is sorted by title.biblionumber because we can have X biblios with the same title
1478 # and we don't want to get only 1 result for each of them !!!
1479 # hint & speed improvement : we can order without reading the record
1480 # so order, and read records only for the requested page !
1481 $result{$title.$biblionumber}=$biblionumber;
1483 # sort the hash and return the same structure as GetRecords (Zebra querying)
1486 if ($ordering eq 'title_az') { # sort by title desc
1487 foreach my $key (sort (keys %result)) {
1488 $result_hash->{'RECORDS'}[$numbers++] = $result{$key};
1490 } else { # sort by title ASC
1491 foreach my $key (sort { $b cmp $a } (keys %result)) {
1492 $result_hash->{'RECORDS'}[$numbers++] = $result{$key};
1495 # limit the $results_per_page to result size if it's more
1496 $results_per_page = $numbers-1 if $numbers < $results_per_page;
1497 # for the requested page, replace biblionumber by the complete record
1498 # speed improvement : avoid reading too much things
1499 for (my $counter=$offset;$counter<=$offset+$results_per_page;$counter++) {
1500 $result_hash->{'RECORDS'}[$counter] = GetMarcBiblio($result_hash->{'RECORDS'}[$counter])->as_usmarc;
1503 $result_hash->{'hits'} = $numbers;
1504 $finalresult->{'biblioserver'} = $result_hash;
1505 return $finalresult;
1510 # we need 2 hashes to order by ranking : the 1st one to count the ranking, the 2nd to order by ranking
1513 foreach (split /;/,$biblionumbers) {
1514 my ($biblionumber,$title) = split /,/,$_;
1515 $title =~ /(.*)-(\d)/;
1518 # note that we + the ranking because ranking is calculated on weight of EACH term requested.
1519 # if we ask for "two towers", and "two" has weight 2 in biblio N, and "towers" has weight 4 in biblio N
1520 # biblio N has ranking = 6
1521 $count_ranking{$biblionumber} += $ranking;
1523 # build the result by "inverting" the count_ranking hash
1524 # 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
1526 foreach (keys %count_ranking) {
1527 $result{sprintf("%10d",$count_ranking{$_}).'-'.$_} = $_;
1529 # sort the hash and return the same structure as GetRecords (Zebra querying)
1532 foreach my $key (sort {$b cmp $a} (keys %result)) {
1533 $result_hash->{'RECORDS'}[$numbers++] = $result{$key};
1535 # limit the $results_per_page to result size if it's more
1536 $results_per_page = $numbers-1 if $numbers < $results_per_page;
1537 # for the requested page, replace biblionumber by the complete record
1538 # speed improvement : avoid reading too much things
1539 for (my $counter=$offset;$counter<=$offset+$results_per_page;$counter++) {
1540 $result_hash->{'RECORDS'}[$counter] = GetMarcBiblio($result_hash->{'RECORDS'}[$counter])->as_usmarc if $result_hash->{'RECORDS'}[$counter];
1543 $result_hash->{'hits'} = $numbers;
1544 $finalresult->{'biblioserver'} = $result_hash;
1545 return $finalresult;
1550 ($countchanged,$listunchanged) = ModBiblios($listbiblios, $tagsubfield,$initvalue,$targetvalue,$test);
1552 this function changes all the values $initvalue in subfield $tag$subfield in any record in $listbiblios
1553 test parameter if set donot perform change to records in database.
1559 * $listbiblios is an array ref to marcrecords to be changed
1560 * $tagsubfield is the reference of the subfield to change.
1561 * $initvalue is the value to search the record for
1562 * $targetvalue is the value to set the subfield to
1563 * $test is to be set only not to perform changes in database.
1565 =item C<Output arg:>
1566 * $countchanged counts all the changes performed.
1567 * $listunchanged contains the list of all the biblionumbers of records unchanged.
1569 =item C<usage in the script:>
1573 my ($countchanged, $listunchanged) = EditBiblios($results->{RECORD}, $tagsubfield,$initvalue,$targetvalue);;
1574 #If one wants to display unchanged records, you should get biblios foreach @$listunchanged
1575 $template->param(countchanged => $countchanged, loopunchanged=>$listunchanged);
1580 my ($listbiblios,$tagsubfield,$initvalue,$targetvalue,$test)=@_;
1583 my ($tag,$subfield)=($1,$2) if ($tagsubfield=~/^(\d{1,3})([a-z0-9A-Z@])?$/);
1584 if ((length($tag)<3)&& $subfield=~/0-9/){
1585 $tag=$tag.$subfield;
1588 my ($bntag,$bnsubf) = GetMarcFromKohaField('biblio.biblionumber');
1589 my ($itemtag,$itemsubf) = GetMarcFromKohaField('items.itemnumber');
1590 foreach my $usmarc (@$listbiblios){
1592 $record=eval{MARC::Record->new_from_usmarc($usmarc)};
1595 # usmarc is not a valid usmarc May be a biblionumber
1596 if ($tag eq $itemtag){
1597 my $bib=GetBiblioFromItemNumber($usmarc);
1598 $record=GetMarcItem($bib->{'biblionumber'},$usmarc) ;
1599 $biblionumber=$bib->{'biblionumber'};
1601 $record=GetMarcBiblio($usmarc);
1602 $biblionumber=$usmarc;
1606 $biblionumber = $record->subfield($bntag,$bnsubf);
1608 $biblionumber=$record->field($bntag)->data;
1611 #GetBiblionumber is to be written.
1612 #Could be replaced by TransformMarcToKoha (But Would be longer)
1613 if ($record->field($tag)){
1615 foreach my $field ($record->field($tag)){
1617 if ($field->delete_subfield('code' =>$subfield,'match'=>qr($initvalue))){
1620 $field->update($subfield,$targetvalue) if ($targetvalue);
1624 if ($field->delete_field($field)){
1629 $field->data=$targetvalue if ($field->data=~qr($initvalue));
1633 # warn $record->as_formatted;
1635 ModBiblio($record,$biblionumber,GetFrameworkCode($biblionumber)) unless ($test);
1637 push @unmatched, $biblionumber;
1640 push @unmatched, $biblionumber;
1643 return ($countmatched,\@unmatched);
1646 END { } # module clean-up code here (global destructor)
1653 Koha Developement team <info@koha.org>