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,$index) = @_;
561 # phrase and exact-qualified indexes shoudln't have stopwords removed
562 if ($index!~m/phr|ext/){
563 # remove stopwords from operand : parse all stopwords & remove them (case insensitive)
564 # we use IsAlpha unicode definition, to deal correctly with diacritics.
565 # otherwise, a french word like "leçon" woudl be split into "le" "çon", le
566 # is an empty word, we get "çon" and wouldn't find anything...
567 foreach (keys %{C4::Context->stopwords}) {
568 next if ($_ =~/(and|or|not)/); # don't remove operators
569 $operand=~ s/\P{IsAlpha}$_\P{IsAlpha}/ /i;
570 $operand=~ s/^$_\P{IsAlpha}/ /i;
571 $operand=~ s/\P{IsAlpha}$_$/ /i;
578 sub _detect_truncation {
579 my ($operand,$index) = @_;
580 my (@nontruncated,@righttruncated,@lefttruncated,@rightlefttruncated,@regexpr);
582 my @wordlist= split (/\s/,$operand);
583 foreach my $word (@wordlist){
584 if ($word=~s/^\*([^\*]+)\*$/$1/){
585 push @rightlefttruncated,$word;
587 elsif($word=~s/^\*([^\*]+)$/$1/){
588 push @lefttruncated,$word;
590 elsif ($word=~s/^([^\*]+)\*$/$1/){
591 push @righttruncated,$word;
593 elsif (index($word,"*")<0){
594 push @nontruncated,$word;
600 return (\@nontruncated,\@righttruncated,\@lefttruncated,\@rightlefttruncated,\@regexpr);
603 sub _build_stemmed_operand {
606 # FIXME: the locale should be set based on the user's language and/or search choice
607 my $stemmer = Lingua::Stem->new( -locale => 'EN-US' );
608 # FIXME: these should be stored in the db so the librarian can modify the behavior
609 $stemmer->add_exceptions(
617 my @words = split( / /, $operand );
618 my $stems = $stemmer->stem(@words);
619 for my $stem (@$stems) {
620 $stemmed_operand .= "$stem";
621 $stemmed_operand .= "?" unless ( $stem =~ /(and$|or$|not$)/ ) || ( length($stem) < 3 );
622 $stemmed_operand .= " ";
624 #warn "STEMMED OPERAND: $stemmed_operand";
625 return $stemmed_operand;
628 sub _build_weighted_query {
629 # FIELD WEIGHTING - This is largely experimental stuff. What I'm committing works
630 # pretty well but will work much better when we have an actual query parser
631 my ($operand,$stemmed_operand,$index) = @_;
632 my $stemming = C4::Context->preference("QueryStemming") || 0;
633 my $weight_fields = C4::Context->preference("QueryWeightFields") || 0;
634 my $fuzzy_enabled = C4::Context->preference("QueryFuzzy") || 0;
636 my $weighted_query .= "(rk=("; # Specifies that we're applying rank
638 # Keyword, or, no index specified
639 if ( ( $index eq 'kw' ) || ( !$index ) ) {
640 $weighted_query .= "Title-cover,ext,r1=\"$operand\""; # exact title-cover
641 $weighted_query .= " or ti,ext,r2=\"$operand\""; # exact title
642 $weighted_query .= " or ti,phr,r3=\"$operand\""; # phrase title
643 #$weighted_query .= " or any,ext,r4=$operand"; # exact any
644 #$weighted_query .=" or kw,wrdl,r5=\"$operand\""; # word list any
645 $weighted_query .= " or wrd,fuzzy,r8=\"$operand\"" if $fuzzy_enabled; # add fuzzy, word list
646 $weighted_query .= " or wrd,right-Truncation,r9=\"$stemmed_operand\"" if ($stemming and $stemmed_operand); # add stemming, right truncation
647 # embedded sorting: 0 a-z; 1 z-a
648 # $weighted_query .= ") or (sort1,aut=1";
650 # if the index already has more than one qualifier, just wrap the operand
651 # in quotes and pass it back
652 elsif ($index =~ ',') {
653 $weighted_query .=" $index=\"$operand\"";
655 #TODO: build better cases based on specific search indexes
657 $weighted_query .= " $index,ext,r1=\"$operand\""; # exact index
658 #$weighted_query .= " or (title-sort-az=0 or $index,startswithnt,st-word,r3=$operand #)";
659 $weighted_query .= " or $index,phr,r3=\"$operand\""; # phrase index
660 $weighted_query .= " or $index,rt,wrd,r3=\"$operand\""; # word list index
662 $weighted_query .= "))"; # close rank specification
663 return $weighted_query;
666 # build the query itself
668 my ( $operators, $operands, $indexes, $limits, $sort_by ) = @_;
670 my @operators = @$operators if $operators;
671 my @indexes = @$indexes if $indexes;
672 my @operands = @$operands if $operands;
673 my @limits = @$limits if $limits;
674 my @sort_by = @$sort_by if $sort_by;
676 my $stemming = C4::Context->preference("QueryStemming") || 0;
677 my $weight_fields = C4::Context->preference("QueryWeightFields") || 0;
678 my $fuzzy_enabled = C4::Context->preference("QueryFuzzy") || 0;
680 my $query = $operands[0];
681 my $simple_query = $operands[0];
683 my $query_search_desc;
689 # STEP I: determine if this is a form-based / simple query or if it's complex (if complex,
690 # pass it off to zebra directly)
692 # check if this is a known query language query, if it is, return immediately,
693 # the user is responsible for constructing valid syntax:
694 if ( $query =~ /^ccl=/ ) {
695 return ( undef, $', $', $', '', '', '', 'ccl' );
697 if ( $query =~ /^cql=/ ) {
698 return ( undef, $', $', $', '', '', '', 'cql' );
700 if ( $query =~ /^pqf=/ ) {
701 return ( undef, $', $', $', '', '', '', 'pqf' );
704 # FIXME: this is bound to be broken now
705 if ( $query =~ /(\(|\)|:|=)/ ) { # sorry, too complex, assume CCL
706 return ( undef, $query, $query_cgi, $query_search_desc, $limit, $limit_cgi, $limit_desc, 'ccl' );
709 # form-based queries are limited to non-nested at a specific depth, so we can easily
710 # modify the incoming query operands and indexes to do stemming and field weighting
711 # Once we do so, we'll end up with a value in $query, just like if we had an
712 # incoming $query from the user
714 $query = ""; # clear it out so we can populate properly with field-weighted stemmed query
715 my $previous_operand; # a flag used to keep track if there was a previous query
716 # if there was, we can apply the current operator
718 for ( my $i = 0 ; $i <= @operands ; $i++ ) {
720 # COMBINE OPERANDS, INDEXES AND OPERATORS
721 if ( $operands[$i] ) {
722 my $operand = $operands[$i];
723 my $index = $indexes[$i];
725 # if there's no index, don't use one, it will throw a CCL error
726 my $index_plus = "$index:" if $index;
727 my $index_plus_comma="$index," if $index;
730 $operand = _remove_stopwords($operand,$index);
731 warn "OPERAND w/out STOPWORDS: >$operand<" if $DEBUG;
736 my ($nontruncated,$righttruncated,$lefttruncated,$rightlefttruncated,$regexpr);
737 my $truncated_operand;
738 ($nontruncated,$righttruncated,$lefttruncated,$rightlefttruncated,$regexpr) = _detect_truncation($operand,$index);
739 warn "TRUNCATION: NON:>@$nontruncated< RIGHT:>@$righttruncated< LEFT:>@$lefttruncated< RIGHTLEFT:>@$rightlefttruncated< REGEX:>@$regexpr<" if $DEBUG;
741 # Problem is when build_weights gets ahold if this is wraps in quotes which breaks the truncation :/
742 if (scalar(@$righttruncated)+scalar(@$lefttruncated)+scalar(@$rightlefttruncated)>0){
744 undef $weight_fields;
745 my $previous_truncation_operand;
746 if (scalar(@$nontruncated)>0) {
747 $truncated_operand.= "$index_plus @$nontruncated ";
748 $previous_truncation_operand = 1;
750 if (scalar(@$righttruncated)>0){
751 $truncated_operand .= "and " if $previous_truncation_operand;
752 $truncated_operand .= "$index_plus_comma"."rtrn:@$righttruncated ";
753 $previous_truncation_operand = 1;
755 if (scalar(@$lefttruncated)>0){
756 $truncated_operand .= "and " if $previous_truncation_operand;
757 $truncated_operand .= "$index_plus_comma"."ltrn:@$lefttruncated ";
758 $previous_truncation_operand = 1;
760 if (scalar(@$rightlefttruncated)>0){
761 $truncated_operand .= "and " if $previous_truncation_operand;
762 $truncated_operand .= "$index_plus_comma"."rltrn:@$rightlefttruncated ";
763 $previous_truncation_operand = 1;
766 $operand = $truncated_operand if $truncated_operand;
767 warn "TRUNCATED OPERAND: >$truncated_operand<" if $DEBUG;
771 $stemmed_operand = _build_stemmed_operand($operand) if $stemming;
772 warn "STEMMED OPERAND: >$stemmed_operand<" if $DEBUG;
774 # Handle Field Weighting
775 my $weighted_operand;
776 $weighted_operand = _build_weighted_query($operand,$stemmed_operand,$index) if $weight_fields;
777 warn "FIELD WEIGHTED OPERAND: >$weighted_operand<" if $DEBUG;
778 $operand = $weighted_operand if $weight_fields;
779 $indexes_set = 1 if $weight_fields;
781 # If there's a previous operand, we need to add an operator
782 if ($previous_operand) {
784 # user-specified operator
785 if ( $operators[$i-1] ) {
786 $query .= " $operators[$i-1] ";
787 $query .= " $index_plus " unless $indexes_set;
788 $query .= " $operand";
790 $query_search_desc .=" $operators[$i-1] $index_plus $operands[$i]";
793 # the default operator is and
796 $query .= "$index_plus " unless $indexes_set;
797 $query .= "$operand";
799 $query_search_desc .= " and $index_plus $operands[$i]";
804 # field-weighted queries already have indexes set
805 $query .=" $index_plus " unless $indexes_set;
807 $query_search_desc .= " $index_plus $operands[$i]";
810 $previous_operand = 1;
815 warn "QUERY BEFORE LIMITS: >$query<" if $DEBUG;
819 foreach my $this_limit (@limits) {
820 if ( $this_limit =~ /available/ ) {
821 # FIXME: switch to zebra search for null values
822 $limit .= " (($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))";
823 $limit_cgi .= "&limit=available";
827 # these are treated as OR
828 elsif ( $this_limit =~ /mc/ ) {
829 $group_OR_limits .= " or " if $group_OR_limits;
830 $group_OR_limits .= "$this_limit";
831 $limit_cgi .="&limit=$this_limit";
832 $limit_desc .= " or $this_limit";
837 $limit .= " and " if $limit || $query;
838 $limit .= "$this_limit";
839 $limit_cgi .="&limit=$this_limit";
840 $limit_desc .=" and $this_limit";
843 if ($group_OR_limits) {
844 $limit.=" and " if ($query || $limit );
845 $limit.="($group_OR_limits)";
847 # normalize the strings
848 for ($query, $query_search_desc, $limit, $limit_desc) {
849 $_ =~ s/ / /g; # remove extra spaces
850 $_ =~ s/^ //g; # remove any beginning spaces
851 $_ =~ s/ $//g; # remove any beginning spaces
852 $_ =~ s/:/=/g; # causes probs for server
853 $_ =~ s/==/=/g; # remove double == from query
857 # append the limit to the query
860 warn "QUERY:".$query if $DEBUG;
861 warn "QUERY CGI:".$query_cgi if $DEBUG;
862 warn "QUERY DESC:".$query_search_desc if $DEBUG;
863 warn "LIMIT:".$limit if $DEBUG;
864 warn "LIMIT CGI:".$limit_cgi if $DEBUG;
865 warn "LIMIT DESC:".$limit_desc if $DEBUG;
867 return ( undef, $query,$simple_query,$query_cgi,$query_search_desc,$limit,$limit_cgi,$limit_desc );
870 # IMO this subroutine is pretty messy still -- it's responsible for
871 # building the HTML output for the template
873 my ( $searchdesc, $hits, $results_per_page, $offset, @marcresults ) = @_;
875 my $dbh = C4::Context->dbh;
879 my $span_terms_hashref;
880 for my $span_term ( split( / /, $searchdesc ) ) {
881 $span_term =~ s/(.*=|\)|\(|\+|\.)//g;
882 $span_terms_hashref->{$span_term}++;
885 #Build brancnames hash
887 #get branch information.....
890 $dbh->prepare("SELECT branchcode,branchname FROM branches")
891 ; # FIXME : use C4::Koha::GetBranches
893 while ( my $bdata = $bsth->fetchrow_hashref ) {
894 $branches{ $bdata->{'branchcode'} } = $bdata->{'branchname'};
898 #find itemtype & itemtype image
901 $dbh->prepare("SELECT itemtype,description,imageurl,summary,notforloan FROM itemtypes");
903 while ( my $bdata = $bsth->fetchrow_hashref ) {
904 $itemtypes{ $bdata->{'itemtype'} }->{description} =
905 $bdata->{'description'};
906 $itemtypes{ $bdata->{'itemtype'} }->{imageurl} = $bdata->{'imageurl'};
907 $itemtypes{ $bdata->{'itemtype'} }->{summary} = $bdata->{'summary'};
908 $itemtypes{ $bdata->{'itemtype'} }->{notforloan} = $bdata->{'notforloan'};
911 #search item field code
914 "select tagfield from marc_subfield_structure where kohafield like 'items.itemnumber'"
917 my ($itemtag) = $sth->fetchrow;
919 ## find column names of items related to MARC
920 my $sth2 = $dbh->prepare("SHOW COLUMNS from items");
922 my %subfieldstosearch;
923 while ( ( my $column ) = $sth2->fetchrow ) {
924 my ( $tagfield, $tagsubfield ) =
925 &GetMarcFromKohaField( "items." . $column, "" );
926 $subfieldstosearch{$column} = $tagsubfield;
930 if ( $hits && $offset + $results_per_page <= $hits ) {
931 $times = $offset + $results_per_page;
937 for ( my $i = $offset ; $i <= $times - 1 ; $i++ ) {
939 $marcrecord = MARC::File::USMARC::decode( $marcresults[$i] );
940 my $oldbiblio = TransformMarcToKoha( $dbh, $marcrecord, '' );
941 # add image url if there is one
942 if ( $itemtypes{ $oldbiblio->{itemtype} }->{imageurl} =~ /^http:/ ) {
943 $oldbiblio->{imageurl} =
944 $itemtypes{ $oldbiblio->{itemtype} }->{imageurl};
945 $oldbiblio->{description} =
946 $itemtypes{ $oldbiblio->{itemtype} }->{description};
949 $oldbiblio->{imageurl} =
950 getitemtypeimagesrc() . "/"
951 . $itemtypes{ $oldbiblio->{itemtype} }->{imageurl}
952 if ( $itemtypes{ $oldbiblio->{itemtype} }->{imageurl} );
953 $oldbiblio->{description} =
954 $itemtypes{ $oldbiblio->{itemtype} }->{description};
957 # build summary if there is one (the summary is defined in itemtypes table
959 if ($itemtypes{ $oldbiblio->{itemtype} }->{summary}) {
960 my $summary = $itemtypes{ $oldbiblio->{itemtype} }->{summary};
961 my @fields = $marcrecord->fields();
962 foreach my $field (@fields) {
963 my $tag = $field->tag();
964 my $tagvalue = $field->as_string();
965 $summary =~ s/\[(.?.?.?.?)$tag\*(.*?)]/$1$tagvalue$2\[$1$tag$2]/g;
967 my @subf = $field->subfields;
968 for my $i (0..$#subf) {
969 my $subfieldcode = $subf[$i][0];
970 my $subfieldvalue = $subf[$i][1];
971 my $tagsubf = $tag.$subfieldcode;
972 $summary =~ s/\[(.?.?.?.?)$tagsubf(.*?)]/$1$subfieldvalue$2\[$1$tagsubf$2]/g;
976 $summary =~ s/\[(.*?)]//g;
977 $summary =~ s/\n/<br>/g;
978 $oldbiblio->{summary} = $summary;
980 # add spans to search term in results for search term highlighting
981 foreach my $term ( keys %$span_terms_hashref ) {
982 my $old_term = $term;
983 if ( length($term) > 3 ) {
984 $term =~ s/(.*=|\)|\(|\+|\.|\?|\[|\])//g;
988 #FIXME: is there a better way to do this?
989 $oldbiblio->{'title'} =~ s/$term/<span class=\"term\">$&<\/span>/gi;
990 $oldbiblio->{'subtitle'} =~
991 s/$term/<span class=\"term\">$&<\/span>/gi;
993 $oldbiblio->{'author'} =~ s/$term/<span class=\"term\">$&<\/span>/gi;
994 $oldbiblio->{'publishercode'} =~ s/$term/<span class=\"term\">$&<\/span>/gi;
995 $oldbiblio->{'place'} =~ s/$term/<span class=\"term\">$&<\/span>/gi;
996 $oldbiblio->{'pages'} =~ s/$term/<span class=\"term\">$&<\/span>/gi;
997 $oldbiblio->{'notes'} =~ s/$term/<span class=\"term\">$&<\/span>/gi;
998 $oldbiblio->{'size'} =~ s/$term/<span class=\"term\">$&<\/span>/gi;
1003 $toggle = "#ffffcc";
1008 $oldbiblio->{'toggle'} = $toggle;
1009 my @fields = $marcrecord->field($itemtag);
1012 my $ordered_count = 0;
1013 my $onloan_count = 0;
1014 my $wthdrawn_count = 0;
1015 my $itemlost_count = 0;
1019 # check the loan status of the item :
1020 # it is not stored in the MARC record, for pref (zebra reindexing)
1021 # reason. Thus, we have to get the status from a specific SQL query
1023 my $sth_issue = $dbh->prepare("
1024 SELECT date_due,returndate
1026 WHERE itemnumber=? AND returndate IS NULL");
1027 my $items_count=scalar(@fields);
1028 foreach my $field (@fields) {
1030 foreach my $code ( keys %subfieldstosearch ) {
1031 $item->{$code} = $field->subfield( $subfieldstosearch{$code} );
1033 $sth_issue->execute($item->{itemnumber});
1034 $item->{due_date} = format_date($sth_issue->fetchrow);
1035 $item->{onloan} = 1 if $item->{due_date};
1036 # at least one item can be reserved : suppose no
1038 if ( $item->{wthdrawn} ) {
1040 $items->{ $item->{'homebranch'}.'--'.$item->{'itemcallnumber'} }->{unavailable}=1;
1041 $items->{ $item->{'homebranch'}.'--'.$item->{'itemcallnumber'} }->{wthdrawn}=1;
1043 elsif ( $item->{itemlost} ) {
1045 $items->{ $item->{'homebranch'}.'--'.$item->{'itemcallnumber'} }->{unavailable}=1;
1046 $items->{ $item->{'homebranch'}.'--'.$item->{'itemcallnumber'} }->{itemlost}=1;
1048 unless ( $item->{notforloan}) {
1049 # OK, this one can be issued, so at least one can be reserved
1052 if ( ( $item->{onloan} ) && ( $item->{onloan} != '0000-00-00' ) )
1054 $items->{ $item->{'homebranch'}.'--'.$item->{'itemcallnumber'} }->{unavailable}=1;
1055 $items->{ $item->{'homebranch'}.'--'.$item->{'itemcallnumber'} }->{onloancount} = 1;
1056 $items->{ $item->{'homebranch'}.'--'.$item->{'itemcallnumber'} }->{due_date} = $item->{due_date};
1059 if ( $item->{'homebranch'} ) {
1060 $items->{ $item->{'homebranch'}.'--'.$item->{'itemcallnumber'} }->{count}++;
1064 elsif ( $item->{'holdingbranch'} ) {
1065 $items->{ $item->{'holdingbranch'} }->{count}++;
1067 $items->{ $item->{'homebranch'}.'--'.$item->{'itemcallnumber'} }->{itemcallnumber} = $item->{itemcallnumber};
1068 $items->{ $item->{'homebranch'}.'--'.$item->{'itemcallnumber'} }->{location} = $item->{location};
1069 $items->{ $item->{'homebranch'}.'--'.$item->{'itemcallnumber'} }->{branchcode} = $item->{homebranch};
1070 } # notforloan, item level and biblioitem level
1072 # last check for norequest : if itemtype is notforloan, it can't be reserved either, whatever the items
1073 $norequests = 1 if $itemtypes{$oldbiblio->{itemtype}}->{notforloan};
1075 for my $key ( sort keys %$items ) {
1077 branchname => $branches{$items->{$key}->{branchcode}},
1078 branchcode => $items->{$key}->{branchcode},
1079 count => $items->{$key}->{count},
1080 itemcallnumber => $items->{$key}->{itemcallnumber},
1081 location => $items->{$key}->{location},
1082 onloancount => $items->{$key}->{onloancount},
1083 due_date => $items->{$key}->{due_date},
1084 wthdrawn => $items->{$key}->{wthdrawn},
1085 lost => $items->{$key}->{itemlost},
1087 push @items_loop, $this_item;
1089 $oldbiblio->{norequests} = $norequests;
1090 $oldbiblio->{items_count} = $items_count;
1091 $oldbiblio->{items_loop} = \@items_loop;
1092 $oldbiblio->{onloancount} = $onloan_count;
1093 $oldbiblio->{wthdrawncount} = $wthdrawn_count;
1094 $oldbiblio->{itemlostcount} = $itemlost_count;
1095 $oldbiblio->{orderedcount} = $ordered_count;
1096 $oldbiblio->{isbn} =~ s/-//g; # deleting - in isbn to enable amazon content
1097 push( @newresults, $oldbiblio );
1104 #----------------------------------------------------------------------
1106 # Non-Zebra GetRecords#
1107 #----------------------------------------------------------------------
1111 NZgetRecords has the same API as zera getRecords, even if some parameters are not managed
1117 $koha_query, $simple_query, $sort_by_ref,
1118 $servers_ref, $results_per_page, $offset,
1119 $expanded_facet, $branches, $query_type,
1122 my $result = NZanalyse($koha_query);
1123 return (undef,NZorder($result,@$sort_by_ref[0],$results_per_page,$offset),undef);
1128 NZanalyse : get a CQL string as parameter, and returns a list of biblionumber;title,biblionumber;title,...
1129 the list is builded from inverted index in nozebra SQL table
1130 note that title is here only for convenience : the sorting will be very fast when requested on title
1131 if the sorting is requested on something else, we will have to reread all results, and that may be longer.
1136 my ($string,$server) = @_;
1137 # $server contains biblioserver or authorities, depending on what we search on.
1138 #warn "querying : $string on $server";
1139 $server='biblioserver' unless $server;
1140 # if we have a ", replace the content to discard temporarily any and/or/not inside
1142 if ($string =~/"/) {
1143 $string =~ s/"(.*?)"/__X__/;
1145 # print "commacontent : $commacontent\n";
1147 # split the query string in 3 parts : X AND Y means : $left="X", $operand="AND" and $right="Y"
1148 # then, call again NZanalyse with $left and $right
1149 # (recursive until we find a leaf (=> something without and/or/not)
1150 $string =~ /(.*)( and | or | not | AND | OR | NOT )(.*)/;
1153 my $operand = lc($2);
1154 # it's not a leaf, we have a and/or/not
1156 # reintroduce comma content if needed
1157 $right =~ s/__X__/"$commacontent"/ if $commacontent;
1158 $left =~ s/__X__/"$commacontent"/ if $commacontent;
1159 # warn "node : $left / $operand / $right\n";
1160 my $leftresult = NZanalyse($left,$server);
1161 my $rightresult = NZanalyse($right,$server);
1162 # OK, we have the results for right and left part of the query
1163 # depending of operand, intersect, union or exclude both lists
1164 # to get a result list
1165 if ($operand eq ' and ') {
1166 my @leftresult = split /;/, $leftresult;
1167 # my @rightresult = split /;/,$leftresult;
1169 # parse the left results, and if the biblionumber exist in the right result, save it in finalresult
1170 # the result is stored twice, to have the same weight for AND than OR.
1171 # example : TWO : 61,61,64,121 (two is twice in the biblio #61) / TOWER : 61,64,130
1172 # result : 61,61,61,61,64,64 for two AND tower : 61 has more weight than 64
1173 foreach (@leftresult) {
1174 if ($rightresult =~ "$_;") {
1175 $finalresult .= "$_;$_;";
1178 return $finalresult;
1179 } elsif ($operand eq ' or ') {
1180 # just merge the 2 strings
1181 return $leftresult.$rightresult;
1182 } elsif ($operand eq ' not ') {
1183 my @leftresult = split /;/, $leftresult;
1184 # my @rightresult = split /;/,$leftresult;
1186 foreach (@leftresult) {
1187 unless ($rightresult =~ "$_;") {
1188 $finalresult .= "$_;";
1191 return $finalresult;
1193 # this error is impossible, because of the regexp that isolate the operand, but just in case...
1194 die "error : operand unknown : $operand for $string";
1196 # it's a leaf, do the real SQL query and return the result
1198 $string =~ s/__X__/"$commacontent"/ if $commacontent;
1199 $string =~ s/-|\.|\?|,|;|!|'|\(|\)|\[|\]|{|}|"|&|\+|\*|\// /g;
1200 # warn "leaf : $string\n";
1201 # parse the string in in operator/operand/value again
1202 $string =~ /(.*)(>=|<=)(.*)/;
1206 unless ($operator) {
1207 $string =~ /(.*)(>|<|=)(.*)/;
1213 # automatic replace for short operators
1214 $left='title' if $left =~ '^ti';
1215 $left='author' if $left =~ '^au';
1216 $left='publisher' if $left =~ '^pb';
1217 $left='subject' if $left =~ '^su';
1218 $left='koha-Auth-Number' if $left =~ '^an';
1219 $left='keyword' if $left =~ '^kw';
1221 #do a specific search
1222 my $dbh = C4::Context->dbh;
1223 $operator='LIKE' if $operator eq '=' and $right=~ /%/;
1224 my $sth = $dbh->prepare("SELECT biblionumbers,value FROM nozebra WHERE server=? AND indexname=? AND value $operator ?");
1225 warn "$left / $operator / $right\n";
1226 # split each word, query the DB and build the biblionumbers result
1227 foreach (split / /,$right) {
1228 my ($biblionumbers,$value);
1230 warn "EXECUTE : $server, $left, $_";
1231 $sth->execute($server, $left, $_);
1232 while (my ($line,$value) = $sth->fetchrow) {
1233 # if we are dealing with a numeric value, use only numeric results (in case of >=, <=, > or <)
1234 # otherwise, fill the result
1235 $biblionumbers .= $line unless ($right =~ /\d/ && $value =~ /\D/);
1236 warn "result : $value ". ($right =~ /\d/) . "==".(!$value =~ /\d/) ;#= $line";
1238 # do a AND with existing list if there is one, otherwise, use the biblionumbers list as 1st result list
1240 my @leftresult = split /;/, $biblionumbers;
1242 foreach my $entry (@leftresult) { # $_ contains biblionumber,title-weight
1243 # remove weight at the end
1244 my $cleaned = $entry;
1245 $cleaned =~ s/-\d*$//;
1246 # if the entry already in the hash, take it & increase weight
1247 # warn "===== $cleaned =====";
1248 if ($results =~ "$cleaned") {
1249 $temp .= "$entry;$entry;";
1250 # warn "INCLUDING $entry";
1255 $results = $biblionumbers;
1259 #do a complete search (all indexes)
1260 my $dbh = C4::Context->dbh;
1261 my $sth = $dbh->prepare("SELECT biblionumbers FROM nozebra WHERE server=? AND value LIKE ?");
1262 # split each word, query the DB and build the biblionumbers result
1263 foreach (split / /,$string) {
1264 next if C4::Context->stopwords->{uc($_)}; # skip if stopword
1265 #warn "search on all indexes on $_";
1268 $sth->execute($server, $_);
1269 while (my $line = $sth->fetchrow) {
1270 $biblionumbers .= $line;
1272 # do a AND with existing list if there is one, otherwise, use the biblionumbers list as 1st result list
1274 # warn "RES for $_ = $biblionumbers";
1275 my @leftresult = split /;/, $biblionumbers;
1277 foreach my $entry (@leftresult) { # $_ contains biblionumber,title-weight
1278 # remove weight at the end
1279 my $cleaned = $entry;
1280 $cleaned =~ s/-\d*$//;
1281 # if the entry already in the hash, take it & increase weight
1282 # warn "===== $cleaned =====";
1283 if ($results =~ "$cleaned") {
1284 $temp .= "$entry;$entry;";
1285 # warn "INCLUDING $entry";
1290 # warn "NEW RES for $_ = $biblionumbers";
1291 $results = $biblionumbers;
1295 # warn "return : $results for LEAF : $string";
1302 $finalresult = NZorder($biblionumbers, $ordering,$results_per_page,$offset);
1310 my ($biblionumbers, $ordering,$results_per_page,$offset) = @_;
1311 # order title asc by default
1312 # $ordering = '1=36 <i' unless $ordering;
1313 $results_per_page=20 unless $results_per_page;
1314 $offset = 0 unless $offset;
1315 my $dbh = C4::Context->dbh;
1317 # order by POPULARITY
1319 if ($ordering =~ /popularity/) {
1322 # popularity is not in MARC record, it's builded from a specific query
1323 my $sth = $dbh->prepare("select sum(issues) from items where biblionumber=?");
1324 foreach (split /;/,$biblionumbers) {
1325 my ($biblionumber,$title) = split /,/,$_;
1326 $result{$biblionumber}=GetMarcBiblio($biblionumber);
1327 $sth->execute($biblionumber);
1328 my $popularity= $sth->fetchrow ||0;
1329 # hint : the key is popularity.title because we can have
1330 # many results with the same popularity. In this cas, sub-ordering is done by title
1331 # we also have biblionumber to avoid bug for 2 biblios with the same title & popularity
1332 # (un-frequent, I agree, but we won't forget anything that way ;-)
1333 $popularity{sprintf("%10d",$popularity).$title.$biblionumber} = $biblionumber;
1335 # sort the hash and return the same structure as GetRecords (Zebra querying)
1338 if ($ordering eq 'popularity_dsc') { # sort popularity DESC
1339 foreach my $key (sort {$b cmp $a} (keys %popularity)) {
1340 $result_hash->{'RECORDS'}[$numbers++] = $result{$popularity{$key}}->as_usmarc();
1342 } else { # sort popularity ASC
1343 foreach my $key (sort (keys %popularity)) {
1344 $result_hash->{'RECORDS'}[$numbers++] = $result{$popularity{$key}}->as_usmarc();
1348 $result_hash->{'hits'} = $numbers;
1349 $finalresult->{'biblioserver'} = $result_hash;
1350 return $finalresult;
1354 } elsif ($ordering =~/author/){
1356 foreach (split /;/,$biblionumbers) {
1357 my ($biblionumber,$title) = split /,/,$_;
1358 my $record=GetMarcBiblio($biblionumber);
1360 if (C4::Context->preference('marcflavour') eq 'UNIMARC') {
1361 $author=$record->subfield('200','f');
1362 $author=$record->subfield('700','a') unless $author;
1364 $author=$record->subfield('100','a');
1366 # hint : the result is sorted by title.biblionumber because we can have X biblios with the same title
1367 # and we don't want to get only 1 result for each of them !!!
1368 $result{$author.$biblionumber}=$record;
1370 # sort the hash and return the same structure as GetRecords (Zebra querying)
1373 if ($ordering eq 'author_za') { # sort by author desc
1374 foreach my $key (sort { $b cmp $a } (keys %result)) {
1375 $result_hash->{'RECORDS'}[$numbers++] = $result{$key}->as_usmarc();
1377 } else { # sort by author ASC
1378 foreach my $key (sort (keys %result)) {
1379 $result_hash->{'RECORDS'}[$numbers++] = $result{$key}->as_usmarc();
1383 $result_hash->{'hits'} = $numbers;
1384 $finalresult->{'biblioserver'} = $result_hash;
1385 return $finalresult;
1387 # ORDER BY callnumber
1389 } elsif ($ordering =~/callnumber/){
1391 foreach (split /;/,$biblionumbers) {
1392 my ($biblionumber,$title) = split /,/,$_;
1393 my $record=GetMarcBiblio($biblionumber);
1395 my ($callnumber_tag,$callnumber_subfield)=GetMarcFromKohaField($dbh,'items.itemcallnumber');
1396 ($callnumber_tag,$callnumber_subfield)= GetMarcFromKohaField('biblioitems.callnumber') unless $callnumber_tag;
1397 if (C4::Context->preference('marcflavour') eq 'UNIMARC') {
1398 $callnumber=$record->subfield('200','f');
1400 $callnumber=$record->subfield('100','a');
1402 # hint : the result is sorted by title.biblionumber because we can have X biblios with the same title
1403 # and we don't want to get only 1 result for each of them !!!
1404 $result{$callnumber.$biblionumber}=$record;
1406 # sort the hash and return the same structure as GetRecords (Zebra querying)
1409 if ($ordering eq 'call_number_dsc') { # sort by title desc
1410 foreach my $key (sort { $b cmp $a } (keys %result)) {
1411 $result_hash->{'RECORDS'}[$numbers++] = $result{$key}->as_usmarc();
1413 } else { # sort by title ASC
1414 foreach my $key (sort { $a cmp $b } (keys %result)) {
1415 $result_hash->{'RECORDS'}[$numbers++] = $result{$key}->as_usmarc();
1419 $result_hash->{'hits'} = $numbers;
1420 $finalresult->{'biblioserver'} = $result_hash;
1421 return $finalresult;
1422 } elsif ($ordering =~ /pubdate/){ #pub year
1424 foreach (split /;/,$biblionumbers) {
1425 my ($biblionumber,$title) = split /,/,$_;
1426 my $record=GetMarcBiblio($biblionumber);
1427 my ($publicationyear_tag,$publicationyear_subfield)=GetMarcFromKohaField('biblioitems.publicationyear','');
1428 my $publicationyear=$record->subfield($publicationyear_tag,$publicationyear_subfield);
1429 # hint : the result is sorted by title.biblionumber because we can have X biblios with the same title
1430 # and we don't want to get only 1 result for each of them !!!
1431 $result{$publicationyear.$biblionumber}=$record;
1433 # sort the hash and return the same structure as GetRecords (Zebra querying)
1436 if ($ordering eq 'pubdate_dsc') { # sort by pubyear desc
1437 foreach my $key (sort { $b cmp $a } (keys %result)) {
1438 $result_hash->{'RECORDS'}[$numbers++] = $result{$key}->as_usmarc();
1440 } else { # sort by pub year ASC
1441 foreach my $key (sort (keys %result)) {
1442 $result_hash->{'RECORDS'}[$numbers++] = $result{$key}->as_usmarc();
1446 $result_hash->{'hits'} = $numbers;
1447 $finalresult->{'biblioserver'} = $result_hash;
1448 return $finalresult;
1452 } elsif ($ordering =~ /title/) {
1453 # the title is in the biblionumbers string, so we just need to build a hash, sort it and return
1455 foreach (split /;/,$biblionumbers) {
1456 my ($biblionumber,$title) = split /,/,$_;
1457 # hint : the result is sorted by title.biblionumber because we can have X biblios with the same title
1458 # and we don't want to get only 1 result for each of them !!!
1459 # hint & speed improvement : we can order without reading the record
1460 # so order, and read records only for the requested page !
1461 $result{$title.$biblionumber}=$biblionumber;
1463 # sort the hash and return the same structure as GetRecords (Zebra querying)
1466 if ($ordering eq 'title_az') { # sort by title desc
1467 foreach my $key (sort (keys %result)) {
1468 $result_hash->{'RECORDS'}[$numbers++] = $result{$key};
1470 } else { # sort by title ASC
1471 foreach my $key (sort { $b cmp $a } (keys %result)) {
1472 $result_hash->{'RECORDS'}[$numbers++] = $result{$key};
1475 # limit the $results_per_page to result size if it's more
1476 $results_per_page = $numbers-1 if $numbers < $results_per_page;
1477 # for the requested page, replace biblionumber by the complete record
1478 # speed improvement : avoid reading too much things
1479 for (my $counter=$offset;$counter<=$offset+$results_per_page;$counter++) {
1480 $result_hash->{'RECORDS'}[$counter] = GetMarcBiblio($result_hash->{'RECORDS'}[$counter])->as_usmarc;
1483 $result_hash->{'hits'} = $numbers;
1484 $finalresult->{'biblioserver'} = $result_hash;
1485 return $finalresult;
1490 # we need 2 hashes to order by ranking : the 1st one to count the ranking, the 2nd to order by ranking
1493 foreach (split /;/,$biblionumbers) {
1494 my ($biblionumber,$title) = split /,/,$_;
1495 $title =~ /(.*)-(\d)/;
1498 # note that we + the ranking because ranking is calculated on weight of EACH term requested.
1499 # if we ask for "two towers", and "two" has weight 2 in biblio N, and "towers" has weight 4 in biblio N
1500 # biblio N has ranking = 6
1501 $count_ranking{$biblionumber} += $ranking;
1503 # build the result by "inverting" the count_ranking hash
1504 # 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
1506 foreach (keys %count_ranking) {
1507 $result{sprintf("%10d",$count_ranking{$_}).'-'.$_} = $_;
1509 # sort the hash and return the same structure as GetRecords (Zebra querying)
1512 foreach my $key (sort {$b cmp $a} (keys %result)) {
1513 $result_hash->{'RECORDS'}[$numbers++] = $result{$key};
1515 # limit the $results_per_page to result size if it's more
1516 $results_per_page = $numbers-1 if $numbers < $results_per_page;
1517 # for the requested page, replace biblionumber by the complete record
1518 # speed improvement : avoid reading too much things
1519 for (my $counter=$offset;$counter<=$offset+$results_per_page;$counter++) {
1520 $result_hash->{'RECORDS'}[$counter] = GetMarcBiblio($result_hash->{'RECORDS'}[$counter])->as_usmarc if $result_hash->{'RECORDS'}[$counter];
1523 $result_hash->{'hits'} = $numbers;
1524 $finalresult->{'biblioserver'} = $result_hash;
1525 return $finalresult;
1530 ($countchanged,$listunchanged) = ModBiblios($listbiblios, $tagsubfield,$initvalue,$targetvalue,$test);
1532 this function changes all the values $initvalue in subfield $tag$subfield in any record in $listbiblios
1533 test parameter if set donot perform change to records in database.
1539 * $listbiblios is an array ref to marcrecords to be changed
1540 * $tagsubfield is the reference of the subfield to change.
1541 * $initvalue is the value to search the record for
1542 * $targetvalue is the value to set the subfield to
1543 * $test is to be set only not to perform changes in database.
1545 =item C<Output arg:>
1546 * $countchanged counts all the changes performed.
1547 * $listunchanged contains the list of all the biblionumbers of records unchanged.
1549 =item C<usage in the script:>
1553 my ($countchanged, $listunchanged) = EditBiblios($results->{RECORD}, $tagsubfield,$initvalue,$targetvalue);;
1554 #If one wants to display unchanged records, you should get biblios foreach @$listunchanged
1555 $template->param(countchanged => $countchanged, loopunchanged=>$listunchanged);
1560 my ($listbiblios,$tagsubfield,$initvalue,$targetvalue,$test)=@_;
1563 my ($tag,$subfield)=($1,$2) if ($tagsubfield=~/^(\d{1,3})([a-z0-9A-Z@])?$/);
1564 if ((length($tag)<3)&& $subfield=~/0-9/){
1565 $tag=$tag.$subfield;
1568 my ($bntag,$bnsubf) = GetMarcFromKohaField('biblio.biblionumber');
1569 my ($itemtag,$itemsubf) = GetMarcFromKohaField('items.itemnumber');
1570 foreach my $usmarc (@$listbiblios){
1572 $record=eval{MARC::Record->new_from_usmarc($usmarc)};
1575 # usmarc is not a valid usmarc May be a biblionumber
1576 if ($tag eq $itemtag){
1577 my $bib=GetBiblioFromItemNumber($usmarc);
1578 $record=GetMarcItem($bib->{'biblionumber'},$usmarc) ;
1579 $biblionumber=$bib->{'biblionumber'};
1581 $record=GetMarcBiblio($usmarc);
1582 $biblionumber=$usmarc;
1586 $biblionumber = $record->subfield($bntag,$bnsubf);
1588 $biblionumber=$record->field($bntag)->data;
1591 #GetBiblionumber is to be written.
1592 #Could be replaced by TransformMarcToKoha (But Would be longer)
1593 if ($record->field($tag)){
1595 foreach my $field ($record->field($tag)){
1597 if ($field->delete_subfield('code' =>$subfield,'match'=>qr($initvalue))){
1600 $field->update($subfield,$targetvalue) if ($targetvalue);
1604 if ($field->delete_field($field)){
1609 $field->data=$targetvalue if ($field->data=~qr($initvalue));
1613 # warn $record->as_formatted;
1615 ModBiblio($record,$biblionumber,GetFrameworkCode($biblionumber)) unless ($test);
1617 push @unmatched, $biblionumber;
1620 push @unmatched, $biblionumber;
1623 return ($countmatched,\@unmatched);
1626 END { } # module clean-up code here (global destructor)
1633 Koha Developement team <info@koha.org>