3 # This file is part of Koha.
5 # Koha is free software; you can redistribute it and/or modify it under the
6 # terms of the GNU General Public License as published by the Free Software
7 # Foundation; either version 2 of the License, or (at your option) any later
10 # Koha is distributed in the hope that it will be useful, but WITHOUT ANY
11 # WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
12 # A PARTICULAR PURPOSE. See the GNU General Public License for more details.
14 # You should have received a copy of the GNU General Public License along with
15 # Koha; if not, write to the Free Software Foundation, Inc., 59 Temple Place,
16 # Suite 330, Boston, MA 02111-1307 USA
21 use C4::Biblio; # GetMarcFromKohaField
22 use C4::Koha; # getFacets
24 use C4::Dates qw(format_date);
26 use vars qw($VERSION @ISA @EXPORT @EXPORT_OK %EXPORT_TAGS $DEBUG);
28 # set the version for version checking
31 $DEBUG = ($ENV{DEBUG}) ? 1 : 0;
36 C4::Search - Functions for searching the Koha catalog.
40 see opac/opac-search.pl or catalogue/search.pl for example of usage
44 This module provides the searching facilities for the Koha into a zebra catalog.
62 # make all your functions, whether exported or not;
64 =head2 findseealso($dbh,$fields);
66 C<$dbh> is a link to the DB handler.
69 my $dbh =C4::Context->dbh;
71 C<$fields> is a reference to the fields array
73 This function modify the @$fields array and add related fields to search on.
78 my ( $dbh, $fields ) = @_;
79 my $tagslib = GetMarcStructure( 1 );
80 for ( my $i = 0 ; $i <= $#{$fields} ; $i++ ) {
81 my ($tag) = substr( @$fields[$i], 1, 3 );
82 my ($subfield) = substr( @$fields[$i], 4, 1 );
83 @$fields[$i] .= ',' . $tagslib->{$tag}->{$subfield}->{seealso}
84 if ( $tagslib->{$tag}->{$subfield}->{seealso} );
90 ($biblionumber,$biblionumber,$title) = FindDuplicate($record);
96 my $dbh = C4::Context->dbh;
97 my $result = TransformMarcToKoha( $dbh, $record, '' );
102 my ( $biblionumber, $title );
104 # search duplicate on ISBN, easy and fast..
105 # ... normalize first
106 if ( $result->{isbn} ) {
107 $result->{isbn} =~ s/\(.*$//;
108 $result->{isbn} =~ s/\s+$//;
110 #$search->{'avoidquerylog'}=1;
111 if ( $result->{isbn} ) {
112 $query = "isbn=$result->{isbn}";
115 $result->{title} =~ s /\\//g;
116 $result->{title} =~ s /\"//g;
117 $result->{title} =~ s /\(//g;
118 $result->{title} =~ s /\)//g;
119 # remove valid operators
120 $result->{title} =~ s/(and|or|not)//g;
121 $query = "ti,ext=$result->{title}";
122 $query .= " and itemtype=$result->{itemtype}" if ($result->{itemtype});
123 if ($result->{author}){
124 $result->{author} =~ s /\\//g;
125 $result->{author} =~ s /\"//g;
126 $result->{author} =~ s /\(//g;
127 $result->{author} =~ s /\)//g;
128 # remove valid operators
129 $result->{author} =~ s/(and|or|not)//g;
130 $query .= " and au,ext=$result->{author}";
133 my ($error,$searchresults) =
134 SimpleSearch($query); # FIXME :: hardcoded !
136 foreach my $possible_duplicate_record (@$searchresults) {
138 MARC::Record->new_from_usmarc($possible_duplicate_record);
139 my $result = TransformMarcToKoha( $dbh, $marcrecord, '' );
141 # FIXME :: why 2 $biblionumber ?
143 push @results, $result->{'biblionumber'};
144 push @results, $result->{'title'};
152 ($error,$results) = SimpleSearch($query,@servers);
154 this function performs a simple search on the catalog using zoom.
160 * $query could be a simple keyword or a complete CCL query wich is depending on your ccl file.
161 * @servers is optionnal. default one is read on koha.xml
164 * $error is a string which containt the description error if there is one. Else it's empty.
165 * \@results is an array of marc record.
167 =item C<usage in the script:>
171 my ($error, $marcresults) = SimpleSearch($query);
173 if (defined $error) {
174 $template->param(query_error => $error);
175 warn "error: ".$error;
176 output_html_with_http_headers $input, $cookie, $template->output;
180 my $hits = scalar @$marcresults;
183 for(my $i=0;$i<$hits;$i++) {
185 my $marcrecord = MARC::File::USMARC::decode($marcresults->[$i]);
186 my $biblio = TransformMarcToKoha(C4::Context->dbh,$marcrecord,'');
188 #build the hash for the template.
189 $resultsloop{highlight} = ($i % 2)?(1):(0);
190 $resultsloop{title} = $biblio->{'title'};
191 $resultsloop{subtitle} = $biblio->{'subtitle'};
192 $resultsloop{biblionumber} = $biblio->{'biblionumber'};
193 $resultsloop{author} = $biblio->{'author'};
194 $resultsloop{publishercode} = $biblio->{'publishercode'};
195 $resultsloop{publicationyear} = $biblio->{'publicationyear'};
197 push @results, \%resultsloop;
199 $template->param(result=>\@results);
205 if (C4::Context->preference('NoZebra')) {
206 my $result = NZorder(NZanalyse($query))->{'biblioserver'}->{'RECORDS'};
207 return (undef,$result);
213 return ( "No query entered", undef ) unless $query;
215 #@servers = (C4::Context->config("biblioserver")) unless @servers;
217 ("biblioserver") unless @servers
218 ; # FIXME hardcoded value. See catalog/search.pl & opac-search.pl too.
221 for ( my $i = 0 ; $i < @servers ; $i++ ) {
223 $zconns[$i] = C4::Context->Zconn( $servers[$i], 1 );
226 ->search( new ZOOM::Query::CCL2RPN( $query, $zconns[$i] ) );
228 # getting error message if one occured.
230 $zconns[$i]->errmsg() . " ("
231 . $zconns[$i]->errcode() . ") "
232 . $zconns[$i]->addinfo() . " "
233 . $zconns[$i]->diagset();
235 return ( $error, undef ) if $zconns[$i]->errcode();
238 # caught a ZOOM::Exception
242 . $@->addinfo() . " "
245 return ( $error, undef );
250 while ( ( my $i = ZOOM::event( \@zconns ) ) != 0 ) {
251 $ev = $zconns[ $i - 1 ]->last_event();
252 if ( $ev == ZOOM::Event::ZEND ) {
253 $hits = $tmpresults[ $i - 1 ]->size();
256 for ( my $j = 0 ; $j < $hits ; $j++ ) {
257 my $record = $tmpresults[ $i - 1 ]->record($j)->raw();
258 push @results, $record;
262 return ( undef, \@results );
266 # performs the search
269 $koha_query, $simple_query, $sort_by_ref,
270 $servers_ref, $results_per_page, $offset,
271 $expanded_facet, $branches, $query_type,
274 # warn "Query : $koha_query";
275 my @servers = @$servers_ref;
276 my @sort_by = @$sort_by_ref;
278 # create the zoom connection and query object
282 my $results_hashref = ();
285 my $facets_counter = ();
286 my $facets_info = ();
287 my $facets = getFacets();
289 #### INITIALIZE SOME VARS USED CREATE THE FACETED RESULTS
290 my @facets_loop; # stores the ref to array of hashes for template
291 for ( my $i = 0 ; $i < @servers ; $i++ ) {
292 $zconns[$i] = C4::Context->Zconn( $servers[$i], 1 );
294 # perform the search, create the results objects
295 # if this is a local search, use the $koha-query, if it's a federated one, use the federated-query
297 if ( $servers[$i] =~ /biblioserver/ ) {
298 $query_to_use = $koha_query;
301 $query_to_use = $simple_query;
304 #$query_to_use = $simple_query if $scan;
305 #warn $simple_query if ($scan && $DEBUG);
306 # check if we've got a query_type defined
310 if ( $query_type =~ /^ccl/ ) {
312 s/\:/\=/g; # change : to = last minute (FIXME)
314 # warn "CCL : $query_to_use";
317 new ZOOM::Query::CCL2RPN( $query_to_use, $zconns[$i] )
320 elsif ( $query_type =~ /^cql/ ) {
322 # warn "CQL : $query_to_use";
325 new ZOOM::Query::CQL( $query_to_use, $zconns[$i] ) );
327 elsif ( $query_type =~ /^pqf/ ) {
329 # warn "PQF : $query_to_use";
332 new ZOOM::Query::PQF( $query_to_use, $zconns[$i] ) );
337 # warn "preparing to scan:$query_to_use";
340 new ZOOM::Query::CCL2RPN( $query_to_use, $zconns[$i] )
344 # warn "LAST : $query_to_use";
347 new ZOOM::Query::CCL2RPN( $query_to_use, $zconns[$i] )
353 warn "WARNING: query problem with $query_to_use " . $@;
356 # concatenate the sort_by limits and pass them to the results object
358 foreach my $sort (@sort_by) {
359 if ($sort eq "author_az") {
360 $sort_by.="1=1003 <i ";
362 elsif ($sort eq "author_za") {
363 $sort_by.="1=1003 >i ";
365 elsif ($sort eq "popularity_asc") {
366 $sort_by.="1=9003 <i ";
368 elsif ($sort eq "popularity_dsc") {
369 $sort_by.="1=9003 >i ";
371 elsif ($sort eq "call_number_asc") {
372 $sort_by.="1=20 <i ";
374 elsif ($sort eq "call_number_dsc") {
375 $sort_by.="1=20 >i ";
377 elsif ($sort eq "pubdate_asc") {
378 $sort_by.="1=31 <i ";
380 elsif ($sort eq "pubdate_dsc") {
381 $sort_by.="1=31 >i ";
383 elsif ($sort eq "acqdate_asc") {
384 $sort_by.="1=32 <i ";
386 elsif ($sort eq "acqdate_dsc") {
387 $sort_by.="1=32 >i ";
389 elsif ($sort eq "title_az") {
392 elsif ($sort eq "title_za") {
397 if ( $results[$i]->sort( "yaz", $sort_by ) < 0) {
398 warn "WARNING sort $sort_by failed";
402 while ( ( my $i = ZOOM::event( \@zconns ) ) != 0 ) {
403 my $ev = $zconns[ $i - 1 ]->last_event();
404 if ( $ev == ZOOM::Event::ZEND ) {
405 my $size = $results[ $i - 1 ]->size();
408 #$results_hash->{'server'} = $servers[$i-1];
409 # loop through the results
410 $results_hash->{'hits'} = $size;
412 if ( $offset + $results_per_page <= $size ) {
413 $times = $offset + $results_per_page;
418 for ( my $j = $offset ; $j < $times ; $j++ )
419 { #(($offset+$count<=$size) ? ($offset+$count):$size) ; $j++){
423 ## This is just an index scan
425 my ( $term, $occ ) = $results[ $i - 1 ]->term($j);
426 # here we create a minimal MARC record and hand it off to the
427 # template just like a normal result ... perhaps not ideal, but
429 my $tmprecord = MARC::Record->new();
430 $tmprecord->encoding('UTF-8');
433 # the minimal record in author/title (depending on MARC flavour)
434 if ( C4::Context->preference("marcflavour") eq
437 $tmptitle = MARC::Field->new(
444 $tmptitle = MARC::Field->new('245', ' ', ' ',a => $term,);
445 $tmpauthor = MARC::Field->new('100', ' ', ' ',a => $occ,);
447 $tmprecord->append_fields($tmptitle);
448 $tmprecord->append_fields($tmpauthor);
449 $results_hash->{'RECORDS'}[$j] = $tmprecord->as_usmarc();
452 $record = $results[ $i - 1 ]->record($j)->raw();
454 #warn "RECORD $j:".$record;
455 $results_hash->{'RECORDS'}[$j] =
456 $record; # making a reference to a hash
457 # Fill the facets while we're looping
458 $facet_record = MARC::Record->new_from_usmarc($record);
460 #warn $servers[$i-1].$facet_record->title();
461 for ( my $k = 0 ; $k <= @$facets ; $k++ ) {
462 if ( $facets->[$k] ) {
464 for my $tag ( @{ $facets->[$k]->{'tags'} } ) {
465 push @fields, $facet_record->field($tag);
467 for my $field (@fields) {
468 my @subfields = $field->subfields();
469 for my $subfield (@subfields) {
470 my ( $code, $data ) = @$subfield;
472 $facets->[$k]->{'subfield'} )
474 $facets_counter->{ $facets->[$k]
475 ->{'link_value'} }->{$data}++;
479 $facets_info->{ $facets->[$k]->{'link_value'} }
481 $facets->[$k]->{'label_value'};
482 $facets_info->{ $facets->[$k]->{'link_value'} }
483 ->{'expanded'} = $facets->[$k]->{'expanded'};
488 $results_hashref->{ $servers[ $i - 1 ] } = $results_hash;
491 #print "connection ", $i-1, ": $size hits";
492 #print $results[$i-1]->record(0)->render() if $size > 0;
495 sort { $facets_counter->{$b} <=> $facets_counter->{$a} }
496 keys %$facets_counter
500 my $number_of_facets;
501 my @this_facets_array;
504 $facets_counter->{$link_value}
505 ->{$b} <=> $facets_counter->{$link_value}->{$a}
506 } keys %{ $facets_counter->{$link_value} }
510 if ( ( $number_of_facets < 6 )
511 || ( $expanded_facet eq $link_value )
512 || ( $facets_info->{$link_value}->{'expanded'} ) )
515 # sanitize the link value ), ( will cause errors with CCL
516 my $facet_link_value = $one_facet;
517 $facet_link_value =~ s/(\(|\))/ /g;
519 # fix the length that will display in the label
520 my $facet_label_value = $one_facet;
521 $facet_label_value = substr( $one_facet, 0, 20 ) . "..."
522 unless length($facet_label_value) <= 20;
524 # well, if it's a branch, label by the name, not the code
525 if ( $link_value =~ /branch/ ) {
527 $branches->{$one_facet}->{'branchname'};
530 # but we're down with the whole label being in the link's title
531 my $facet_title_value = $one_facet;
533 push @this_facets_array,
537 $facets_counter->{$link_value}->{$one_facet},
538 facet_label_value => $facet_label_value,
539 facet_title_value => $facet_title_value,
540 facet_link_value => $facet_link_value,
541 type_link_value => $link_value,
546 unless ( $facets_info->{$link_value}->{'expanded'} ) {
548 if ( ( $number_of_facets > 6 )
549 && ( $expanded_facet ne $link_value ) );
554 type_link_value => $link_value,
555 type_id => $link_value . "_id",
557 $facets_info->{$link_value}->{'label_value'},
558 facets => \@this_facets_array,
559 expandable => $expandable,
560 expand => $link_value,
566 return ( undef, $results_hashref, \@facets_loop );
570 sub _remove_stopwords {
571 my ($operand,$index) = @_;
572 my @stopwords_removed;
573 # phrase and exact-qualified indexes shouldn't have stopwords removed
574 if ($index!~m/phr|ext/){
575 # remove stopwords from operand : parse all stopwords & remove them (case insensitive)
576 # we use IsAlpha unicode definition, to deal correctly with diacritics.
577 # otherwise, a French word like "leçon" woudl be split into "le" "çon", le
578 # is an empty word, we'd get "çon" and wouldn't find anything...
579 foreach (keys %{C4::Context->stopwords}) {
580 next if ($_ =~/(and|or|not)/); # don't remove operators
581 if ($operand =~ /(\P{IsAlpha}$_\P{IsAlpha}|^$_\P{IsAlpha}|\P{IsAlpha}$_$)/) {
582 $operand=~ s/\P{IsAlpha}$_\P{IsAlpha}/ /gi;
583 $operand=~ s/^$_\P{IsAlpha}/ /gi;
584 $operand=~ s/\P{IsAlpha}$_$/ /gi;
585 push @stopwords_removed, $_;
589 return ($operand, \@stopwords_removed);
593 sub _detect_truncation {
594 my ($operand,$index) = @_;
595 my (@nontruncated,@righttruncated,@lefttruncated,@rightlefttruncated,@regexpr);
597 my @wordlist= split (/\s/,$operand);
598 foreach my $word (@wordlist){
599 if ($word=~s/^\*([^\*]+)\*$/$1/){
600 push @rightlefttruncated,$word;
602 elsif($word=~s/^\*([^\*]+)$/$1/){
603 push @lefttruncated,$word;
605 elsif ($word=~s/^([^\*]+)\*$/$1/){
606 push @righttruncated,$word;
608 elsif (index($word,"*")<0){
609 push @nontruncated,$word;
615 return (\@nontruncated,\@righttruncated,\@lefttruncated,\@rightlefttruncated,\@regexpr);
618 sub _build_stemmed_operand {
621 # FIXME: the locale should be set based on the user's language and/or search choice
622 my $stemmer = Lingua::Stem->new( -locale => 'EN-US' );
623 # FIXME: these should be stored in the db so the librarian can modify the behavior
624 $stemmer->add_exceptions(
632 my @words = split( / /, $operand );
633 my $stems = $stemmer->stem(@words);
634 for my $stem (@$stems) {
635 $stemmed_operand .= "$stem";
636 $stemmed_operand .= "?" unless ( $stem =~ /(and$|or$|not$)/ ) || ( length($stem) < 3 );
637 $stemmed_operand .= " ";
639 #warn "STEMMED OPERAND: $stemmed_operand";
640 return $stemmed_operand;
643 sub _build_weighted_query {
644 # FIELD WEIGHTING - This is largely experimental stuff. What I'm committing works
645 # pretty well but will work much better when we have an actual query parser
646 my ($operand,$stemmed_operand,$index) = @_;
647 my $stemming = C4::Context->preference("QueryStemming") || 0;
648 my $weight_fields = C4::Context->preference("QueryWeightFields") || 0;
649 my $fuzzy_enabled = C4::Context->preference("QueryFuzzy") || 0;
651 my $weighted_query .= "(rk=("; # Specifies that we're applying rank
653 # Keyword, or, no index specified
654 if ( ( $index eq 'kw' ) || ( !$index ) ) {
655 $weighted_query .= "Title-cover,ext,r1=\"$operand\""; # exact title-cover
656 $weighted_query .= " or ti,ext,r2=\"$operand\""; # exact title
657 $weighted_query .= " or ti,phr,r3=\"$operand\""; # phrase title
658 #$weighted_query .= " or any,ext,r4=$operand"; # exact any
659 #$weighted_query .=" or kw,wrdl,r5=\"$operand\""; # word list any
660 $weighted_query .= " or wrdl,fuzzy,r8=\"$operand\"" if $fuzzy_enabled; # add fuzzy, word list
661 $weighted_query .= " or wrdl,right-Truncation,r9=\"$stemmed_operand\"" if ($stemming and $stemmed_operand); # add stemming, right truncation
662 $weighted_query .= " or wrdl,r9=\"$operand\"";
664 # embedded sorting: 0 a-z; 1 z-a
665 # $weighted_query .= ") or (sort1,aut=1";
667 elsif ( $index eq 'bc' ) {
668 $weighted_query .= "bc=\"$operand\"";
670 # if the index already has more than one qualifier, just wrap the operand
671 # in quotes and pass it back
672 elsif ($index =~ ',') {
673 $weighted_query .=" $index=\"$operand\"";
675 #TODO: build better cases based on specific search indexes
677 $weighted_query .= " $index,ext,r1=\"$operand\""; # exact index
678 #$weighted_query .= " or (title-sort-az=0 or $index,startswithnt,st-word,r3=$operand #)";
679 $weighted_query .= " or $index,phr,r3=\"$operand\""; # phrase index
680 $weighted_query .= " or $index,rt,wrdl,r3=\"$operand\""; # word list index
682 $weighted_query .= "))"; # close rank specification
683 return $weighted_query;
686 # build the query itself
688 my ( $operators, $operands, $indexes, $limits, $sort_by, $scan) = @_;
690 my @operators = @$operators if $operators;
691 my @indexes = @$indexes if $indexes;
692 my @operands = @$operands if $operands;
693 my @limits = @$limits if $limits;
694 my @sort_by = @$sort_by if $sort_by;
696 my $stemming = C4::Context->preference("QueryStemming") || 0;
697 my $auto_truncation = C4::Context->preference("QueryAutoTruncate") || 0;
698 my $weight_fields = C4::Context->preference("QueryWeightFields") || 0;
699 my $fuzzy_enabled = C4::Context->preference("QueryFuzzy") || 0;
700 # no stemming/weight/fuzzy in NoZebra
701 if (C4::Context->preference("NoZebra")) {
706 my $remove_stopwords = C4::Context->preference("QueryRemoveStopwords") || 0;
708 my $query = $operands[0];
709 my $simple_query = $operands[0];
718 my $stopwords_removed;
720 # for handling ccl, cql, pqf queries in diagnostic mode, skip the rest of the steps
722 if ( $query =~ /^ccl=/ ) {
723 return ( undef, $', $', $', $', '', '', '', '', 'ccl' );
725 if ( $query =~ /^cql=/ ) {
726 return ( undef, $', $', $', $', '', '', '', '', 'cql' );
728 if ( $query =~ /^pqf=/ ) {
729 return ( undef, $', $', $', $', '', '', '', '', 'pqf' );
732 # pass nested queries directly
733 if ( $query =~ /(\(|\))/ ) {
734 return ( undef, $query, $simple_query, $query_cgi, $query, $limit, $limit_cgi, $limit_desc, $stopwords_removed, 'ccl' );
737 # form-based queries are limited to non-nested at a specific depth, so we can easily
738 # modify the incoming query operands and indexes to do stemming and field weighting
739 # Once we do so, we'll end up with a value in $query, just like if we had an
740 # incoming $query from the user
742 $query = ""; # clear it out so we can populate properly with field-weighted stemmed query
743 my $previous_operand; # a flag used to keep track if there was a previous query
744 # if there was, we can apply the current operator
746 for ( my $i = 0 ; $i <= @operands ; $i++ ) {
748 # COMBINE OPERANDS, INDEXES AND OPERATORS
749 if ( $operands[$i] ) {
751 # a flag to determine whether or not to add the index to the query
754 # if the user is sophisticated enough to specify an index, turn off field weighting, stemming, and stopword handling
755 if ($operands[$i] =~ /(:|=)/ || $scan) {
758 $remove_stopwords = 0;
760 my $operand = $operands[$i];
761 my $index = $indexes[$i];
763 # add some attributes for certain index types
764 # Date of Publication
765 if ($index eq 'yr') {
766 $index .=",st-numeric";
768 ($stemming,$auto_truncation,$weight_fields, $fuzzy_enabled, $remove_stopwords) = (0,0,0,0,0);
770 # Date of Acquisition
771 elsif ($index eq 'acqdate') {
772 $index.=",st-date-normalized";
774 ($stemming,$auto_truncation,$weight_fields, $fuzzy_enabled, $remove_stopwords) = (0,0,0,0,0);
778 # set default structure attribute (word list)
780 unless (!$index || $index =~ /(st-|phr|ext|wrdl)/) {
781 $struct_attr = ",wrdl";
783 # some helpful index modifs
784 my $index_plus = $index.$struct_attr.":" if $index;
785 my $index_plus_comma=$index.$struct_attr."," if $index;
788 if ($remove_stopwords) {
789 ($operand, $stopwords_removed) = _remove_stopwords($operand,$index);
790 warn "OPERAND w/out STOPWORDS: >$operand<" if $DEBUG;
791 warn "REMOVED STOPWORDS: @$stopwords_removed" if ($stopwords_removed && $DEBUG);
795 my ($nontruncated,$righttruncated,$lefttruncated,$rightlefttruncated,$regexpr);
796 my $truncated_operand;
797 ($nontruncated,$righttruncated,$lefttruncated,$rightlefttruncated,$regexpr) = _detect_truncation($operand,$index);
798 warn "TRUNCATION: NON:>@$nontruncated< RIGHT:>@$righttruncated< LEFT:>@$lefttruncated< RIGHTLEFT:>@$rightlefttruncated< REGEX:>@$regexpr<" if $DEBUG;
801 if (scalar(@$righttruncated)+scalar(@$lefttruncated)+scalar(@$rightlefttruncated)>0){
802 # don't field weight or add the index to the query, we do it here
804 undef $weight_fields;
805 my $previous_truncation_operand;
806 if (scalar(@$nontruncated)>0) {
807 $truncated_operand.= "$index_plus @$nontruncated ";
808 $previous_truncation_operand = 1;
810 if (scalar(@$righttruncated)>0){
811 $truncated_operand .= "and " if $previous_truncation_operand;
812 $truncated_operand .= "$index_plus_comma"."rtrn:@$righttruncated ";
813 $previous_truncation_operand = 1;
815 if (scalar(@$lefttruncated)>0){
816 $truncated_operand .= "and " if $previous_truncation_operand;
817 $truncated_operand .= "$index_plus_comma"."ltrn:@$lefttruncated ";
818 $previous_truncation_operand = 1;
820 if (scalar(@$rightlefttruncated)>0){
821 $truncated_operand .= "and " if $previous_truncation_operand;
822 $truncated_operand .= "$index_plus_comma"."rltrn:@$rightlefttruncated ";
823 $previous_truncation_operand = 1;
826 $operand = $truncated_operand if $truncated_operand;
827 warn "TRUNCATED OPERAND: >$truncated_operand<" if $DEBUG;
831 $stemmed_operand = _build_stemmed_operand($operand) if $stemming;
832 warn "STEMMED OPERAND: >$stemmed_operand<" if $DEBUG;
834 # Handle Field Weighting
835 my $weighted_operand;
836 $weighted_operand = _build_weighted_query($operand,$stemmed_operand,$index) if $weight_fields;
837 warn "FIELD WEIGHTED OPERAND: >$weighted_operand<" if $DEBUG;
838 $operand = $weighted_operand if $weight_fields;
839 $indexes_set = 1 if $weight_fields;
841 # If there's a previous operand, we need to add an operator
842 if ($previous_operand) {
844 # user-specified operator
845 if ( $operators[$i-1] ) {
846 $query .= " $operators[$i-1] ";
847 $query .= " $index_plus " unless $indexes_set;
848 $query .= " $operand";
849 $query_cgi .="&op=$operators[$i-1]";
850 $query_cgi .="&idx=$index" if $index;
851 $query_cgi .="&q=$operands[$i]" if $operands[$i];
852 $query_desc .=" $operators[$i-1] $index_plus $operands[$i]";
855 # the default operator is and
858 $query .= "$index_plus " unless $indexes_set;
859 $query .= "$operand";
860 $query_cgi .="&op=and&idx=$index" if $index;
861 $query_cgi .="&q=$operands[$i]" if $operands[$i];
862 $query_desc .= " and $index_plus $operands[$i]";
866 # there isn't a pervious operand, don't need an operator
868 # field-weighted queries already have indexes set
869 $query .=" $index_plus " unless $indexes_set;
871 $query_desc .= " $index_plus $operands[$i]";
872 $query_cgi.="&idx=$index" if $index;
873 $query_cgi.="&q=$operands[$i]" if $operands[$i];
875 $previous_operand = 1;
880 warn "QUERY BEFORE LIMITS: >$query<" if $DEBUG;
884 my $availability_limit;
885 foreach my $this_limit (@limits) {
886 if ( $this_limit =~ /available/ ) {
887 # available is defined as (items.notloan is NULL) and (items.itemlost > 0 or NULL) (last clause handles NULL values for lost in zebra)
888 $availability_limit .="( ( allrecords,AlwaysMatches='' not onloan,AlwaysMatches='') and ((lost,st-numeric gt 0) or ( allrecords,AlwaysMatches='' not lost,AlwaysMatches='')) )";
889 $limit_cgi .= "&limit=available";
893 # these are treated as OR
894 elsif ( $this_limit =~ /mc/ ) {
895 $group_OR_limits .= " or " if $group_OR_limits;
896 $limit_desc .=" or " if $group_OR_limits;
897 $group_OR_limits .= "$this_limit";
898 $limit_cgi .="&limit=$this_limit";
899 $limit_desc .= " $this_limit";
903 $limit .= " and " if $limit || $query;
904 $limit .= "$this_limit";
905 $limit_cgi .="&limit=$this_limit";
906 $limit_desc .=" $this_limit";
909 if ($group_OR_limits) {
910 $limit.=" and " if ($query || $limit );
911 $limit.="($group_OR_limits)";
913 if ($availability_limit) {
914 $limit.=" not " if ($query || $limit );
915 $limit.="$availability_limit";
917 # normalize the strings
920 for ($query, $query_desc, $limit, $limit_desc) {
921 $_ =~ s/ / /g; # remove extra spaces
922 $_ =~ s/^ //g; # remove any beginning spaces
923 $_ =~ s/ $//g; # remove any ending spaces
924 $_ =~ s/==/=/g; # remove double == from query
927 $query_cgi =~ s/^&//;
929 # append the limit to the query
930 $query .= " ".$limit;
932 warn "QUERY:".$query if $DEBUG;
933 warn "QUERY CGI:".$query_cgi if $DEBUG;
934 warn "QUERY DESC:".$query_desc if $DEBUG;
935 warn "LIMIT:".$limit if $DEBUG;
936 warn "LIMIT CGI:".$limit_cgi if $DEBUG;
937 warn "LIMIT DESC:".$limit_desc if $DEBUG;
939 return ( undef, $query,$simple_query,$query_cgi,$query_desc,$limit,$limit_cgi,$limit_desc,$stopwords_removed,$query_type );
942 # IMO this subroutine is pretty messy still -- it's responsible for
943 # building the HTML output for the template
945 my ( $searchdesc, $hits, $results_per_page, $offset, @marcresults ) = @_;
947 my $dbh = C4::Context->dbh;
951 my $span_terms_hashref;
952 for my $span_term ( split( / /, $searchdesc ) ) {
953 $span_term =~ s/(.*=|\)|\(|\+|\.)//g;
954 $span_terms_hashref->{$span_term}++;
957 #Build brancnames hash
959 #get branch information.....
962 $dbh->prepare("SELECT branchcode,branchname FROM branches")
963 ; # FIXME : use C4::Koha::GetBranches
965 while ( my $bdata = $bsth->fetchrow_hashref ) {
966 $branches{ $bdata->{'branchcode'} } = $bdata->{'branchname'};
970 #find itemtype & itemtype image
973 $dbh->prepare("SELECT itemtype,description,imageurl,summary,notforloan FROM itemtypes");
975 while ( my $bdata = $bsth->fetchrow_hashref ) {
976 $itemtypes{ $bdata->{'itemtype'} }->{description} =
977 $bdata->{'description'};
978 $itemtypes{ $bdata->{'itemtype'} }->{imageurl} = $bdata->{'imageurl'};
979 $itemtypes{ $bdata->{'itemtype'} }->{summary} = $bdata->{'summary'};
980 $itemtypes{ $bdata->{'itemtype'} }->{notforloan} = $bdata->{'notforloan'};
983 #search item field code
986 "select tagfield from marc_subfield_structure where kohafield like 'items.itemnumber'"
989 my ($itemtag) = $sth->fetchrow;
991 ## find column names of items related to MARC
992 my $sth2 = $dbh->prepare("SHOW COLUMNS from items");
994 my %subfieldstosearch;
995 while ( ( my $column ) = $sth2->fetchrow ) {
996 my ( $tagfield, $tagsubfield ) =
997 &GetMarcFromKohaField( "items." . $column, "" );
998 $subfieldstosearch{$column} = $tagsubfield;
1002 if ( $hits && $offset + $results_per_page <= $hits ) {
1003 $times = $offset + $results_per_page;
1009 for ( my $i = $offset ; $i <= $times - 1 ; $i++ ) {
1011 $marcrecord = MARC::File::USMARC::decode( $marcresults[$i] );
1012 my $oldbiblio = TransformMarcToKoha( $dbh, $marcrecord, '' );
1013 $oldbiblio->{result_number} = $i+1;
1014 # add image url if there is one
1015 if ( $itemtypes{ $oldbiblio->{itemtype} }->{imageurl} =~ /^http:/ ) {
1016 $oldbiblio->{imageurl} =
1017 $itemtypes{ $oldbiblio->{itemtype} }->{imageurl};
1018 $oldbiblio->{description} =
1019 $itemtypes{ $oldbiblio->{itemtype} }->{description};
1022 $oldbiblio->{imageurl} =
1023 getitemtypeimagesrc() . "/"
1024 . $itemtypes{ $oldbiblio->{itemtype} }->{imageurl}
1025 if ( $itemtypes{ $oldbiblio->{itemtype} }->{imageurl} );
1026 $oldbiblio->{description} =
1027 $itemtypes{ $oldbiblio->{itemtype} }->{description};
1030 # build summary if there is one (the summary is defined in itemtypes table
1032 if ($itemtypes{ $oldbiblio->{itemtype} }->{summary}) {
1033 my $summary = $itemtypes{ $oldbiblio->{itemtype} }->{summary};
1034 my @fields = $marcrecord->fields();
1035 foreach my $field (@fields) {
1036 my $tag = $field->tag();
1037 my $tagvalue = $field->as_string();
1038 $summary =~ s/\[(.?.?.?.?)$tag\*(.*?)]/$1$tagvalue$2\[$1$tag$2]/g;
1040 my @subf = $field->subfields;
1041 for my $i (0..$#subf) {
1042 my $subfieldcode = $subf[$i][0];
1043 my $subfieldvalue = $subf[$i][1];
1044 my $tagsubf = $tag.$subfieldcode;
1045 $summary =~ s/\[(.?.?.?.?)$tagsubf(.*?)]/$1$subfieldvalue$2\[$1$tagsubf$2]/g;
1049 $summary =~ s/\[(.*?)]//g;
1050 $summary =~ s/\n/<br>/g;
1051 $oldbiblio->{summary} = $summary;
1053 # add spans to search term in results for search term highlighting
1054 # save a native author, for the <a href=search.lq=<!--tmpl_var name="author"-->> link
1055 $oldbiblio->{'author_nospan'} = $oldbiblio->{'author'};
1056 foreach my $term ( keys %$span_terms_hashref ) {
1057 my $old_term = $term;
1058 if ( length($term) > 3 ) {
1059 $term =~ s/(.*=|\)|\(|\+|\.|\?|\[|\])//g;
1063 #FIXME: is there a better way to do this?
1064 $oldbiblio->{'title'} =~ s/$term/<span class=\"term\">$&<\/span>/gi;
1065 $oldbiblio->{'subtitle'} =~
1066 s/$term/<span class=\"term\">$&<\/span>/gi;
1068 $oldbiblio->{'author'} =~ s/$term/<span class=\"term\">$&<\/span>/gi;
1069 $oldbiblio->{'publishercode'} =~ s/$term/<span class=\"term\">$&<\/span>/gi;
1070 $oldbiblio->{'place'} =~ s/$term/<span class=\"term\">$&<\/span>/gi;
1071 $oldbiblio->{'pages'} =~ s/$term/<span class=\"term\">$&<\/span>/gi;
1072 $oldbiblio->{'notes'} =~ s/$term/<span class=\"term\">$&<\/span>/gi;
1073 $oldbiblio->{'size'} =~ s/$term/<span class=\"term\">$&<\/span>/gi;
1078 $toggle = "#ffffcc";
1083 $oldbiblio->{'toggle'} = $toggle;
1084 my @fields = $marcrecord->field($itemtag);
1087 my $ordered_count = 0;
1088 my $onloan_count = 0;
1089 my $wthdrawn_count = 0;
1090 my $itemlost_count = 0;
1094 # check the loan status of the item :
1095 # it is not stored in the MARC record, for pref (zebra reindexing)
1096 # reason. Thus, we have to get the status from a specific SQL query
1098 my $sth_issue = $dbh->prepare("
1099 SELECT date_due,returndate
1101 WHERE itemnumber=? AND returndate IS NULL");
1102 my $items_count=scalar(@fields);
1103 foreach my $field (@fields) {
1105 foreach my $code ( keys %subfieldstosearch ) {
1106 $item->{$code} = $field->subfield( $subfieldstosearch{$code} );
1108 $sth_issue->execute($item->{itemnumber});
1109 $item->{due_date} = format_date($sth_issue->fetchrow) if $sth_issue->fetchrow;
1110 $item->{onloan} = 1 if $item->{due_date};
1111 # at least one item can be reserved : suppose no
1113 if ( $item->{wthdrawn} ) {
1115 $items->{ $item->{'homebranch'}.'--'.$item->{'itemcallnumber'} }->{unavailable}=1;
1116 $items->{ $item->{'homebranch'}.'--'.$item->{'itemcallnumber'} }->{wthdrawn}=1;
1118 elsif ( $item->{itemlost} ) {
1120 $items->{ $item->{'homebranch'}.'--'.$item->{'itemcallnumber'} }->{unavailable}=1;
1121 $items->{ $item->{'homebranch'}.'--'.$item->{'itemcallnumber'} }->{itemlost}=1;
1123 unless ( $item->{notforloan}) {
1124 # OK, this one can be issued, so at least one can be reserved
1127 if ( ( $item->{onloan} ) && ( $item->{onloan} != '0000-00-00' ) )
1129 $items->{ $item->{'homebranch'}.'--'.$item->{'itemcallnumber'} }->{unavailable}=1;
1130 $items->{ $item->{'homebranch'}.'--'.$item->{'itemcallnumber'} }->{onloancount} = 1;
1131 $items->{ $item->{'homebranch'}.'--'.$item->{'itemcallnumber'} }->{due_date} = $item->{due_date};
1134 if ( $item->{'homebranch'} ) {
1135 $items->{ $item->{'homebranch'}.'--'.$item->{'itemcallnumber'} }->{count}++;
1139 elsif ( $item->{'holdingbranch'} ) {
1140 $items->{ $item->{'holdingbranch'} }->{count}++;
1142 $items->{ $item->{'homebranch'}.'--'.$item->{'itemcallnumber'} }->{itemcallnumber} = $item->{itemcallnumber};
1143 $items->{ $item->{'homebranch'}.'--'.$item->{'itemcallnumber'} }->{location} = $item->{location};
1144 $items->{ $item->{'homebranch'}.'--'.$item->{'itemcallnumber'} }->{branchcode} = $item->{homebranch};
1145 } # notforloan, item level and biblioitem level
1147 # last check for norequest : if itemtype is notforloan, it can't be reserved either, whatever the items
1148 $norequests = 1 if $itemtypes{$oldbiblio->{itemtype}}->{notforloan};
1150 for my $key ( sort keys %$items ) {
1153 branchname => $branches{$items->{$key}->{branchcode}},
1154 branchcode => $items->{$key}->{branchcode},
1155 count => $items->{$key}->{count},
1156 itemcallnumber => $items->{$key}->{itemcallnumber},
1157 location => $items->{$key}->{location},
1158 onloancount => $items->{$key}->{onloancount},
1159 due_date => $items->{$key}->{due_date},
1160 wthdrawn => $items->{$key}->{wthdrawn},
1161 lost => $items->{$key}->{itemlost},
1163 # only show the number specified by the user
1164 my $maxitems = (C4::Context->preference('maxItemsinSearchResults')) ? C4::Context->preference('maxItemsinSearchResults')- 1 : 1;
1165 push @items_loop, $this_item unless $itemscount > $maxitems;;
1167 $oldbiblio->{norequests} = $norequests;
1168 $oldbiblio->{items_count} = $items_count;
1169 $oldbiblio->{items_loop} = \@items_loop;
1170 $oldbiblio->{onloancount} = $onloan_count;
1171 $oldbiblio->{wthdrawncount} = $wthdrawn_count;
1172 $oldbiblio->{itemlostcount} = $itemlost_count;
1173 $oldbiblio->{orderedcount} = $ordered_count;
1174 $oldbiblio->{isbn} =~ s/-//g; # deleting - in isbn to enable amazon content
1175 push( @newresults, $oldbiblio );
1182 #----------------------------------------------------------------------
1184 # Non-Zebra GetRecords#
1185 #----------------------------------------------------------------------
1189 NZgetRecords has the same API as zera getRecords, even if some parameters are not managed
1193 my ($query,$simple_query,$sort_by_ref,$servers_ref,$results_per_page,$offset,$expanded_facet,$branches,$query_type,$scan) = @_;
1194 my $result = NZanalyse($query);
1195 return (undef,NZorder($result,@$sort_by_ref[0],$results_per_page,$offset),undef);
1200 NZanalyse : get a CQL string as parameter, and returns a list of biblionumber;title,biblionumber;title,...
1201 the list is built from an inverted index in the nozebra SQL table
1202 note that title is here only for convenience : the sorting will be very fast when requested on title
1203 if the sorting is requested on something else, we will have to reread all results, and that may be longer.
1208 my ($string,$server) = @_;
1209 # $server contains biblioserver or authorities, depending on what we search on.
1210 #warn "querying : $string on $server";
1211 $server='biblioserver' unless $server;
1213 # if we have a ", replace the content to discard temporarily any and/or/not inside
1215 if ($string =~/"/) {
1216 $string =~ s/"(.*?)"/__X__/;
1218 warn "commacontent : $commacontent" if $DEBUG;
1220 # split the query string in 3 parts : X AND Y means : $left="X", $operand="AND" and $right="Y"
1221 # then, call again NZanalyse with $left and $right
1222 # (recursive until we find a leaf (=> something without and/or/not)
1223 # delete repeated operator... Would then go in infinite loop
1224 while ($string =~s/( and| or| not| AND| OR| NOT)\1/$1/g){
1226 #process parenthesis before.
1227 if ($string =~ /^\s*\((.*)\)(( and | or | not | AND | OR | NOT )(.*))?/){
1229 # warn "left :".$left;
1231 my $operator = lc($3); # FIXME: and/or/not are operators, not operands
1232 my $leftresult = NZanalyse($left,$server);
1234 my $rightresult = NZanalyse($right,$server);
1235 # OK, we have the results for right and left part of the query
1236 # depending of operand, intersect, union or exclude both lists
1237 # to get a result list
1238 if ($operator eq ' and ') {
1239 my @leftresult = split /;/, $leftresult;
1240 # my @rightresult = split /;/,$leftresult;
1242 # parse the left results, and if the biblionumber exist in the right result, save it in finalresult
1243 # the result is stored twice, to have the same weight for AND than OR.
1244 # example : TWO : 61,61,64,121 (two is twice in the biblio #61) / TOWER : 61,64,130
1245 # result : 61,61,61,61,64,64 for two AND tower : 61 has more weight than 64
1246 foreach (@leftresult) {
1247 if ($rightresult =~ "$_;") {
1248 $finalresult .= "$_;$_;";
1251 return $finalresult;
1252 } elsif ($operator eq ' or ') {
1253 # just merge the 2 strings
1254 return $leftresult.$rightresult;
1255 } elsif ($operator eq ' not ') {
1256 my @leftresult = split /;/, $leftresult;
1257 # my @rightresult = split /;/,$leftresult;
1259 foreach (@leftresult) {
1260 unless ($rightresult =~ "$_;") {
1261 $finalresult .= "$_;";
1264 return $finalresult;
1266 # this error is impossible, because of the regexp that isolate the operand, but just in case...
1272 warn "string :".$string if $DEBUG;
1273 $string =~ /(.*?)( and | or | not | AND | OR | NOT )(.*)/;
1276 my $operand = lc($2); # FIXME: and/or/not are operators, not operands
1277 # it's not a leaf, we have a and/or/not
1279 # reintroduce comma content if needed
1280 $right =~ s/__X__/"$commacontent"/ if $commacontent;
1281 $left =~ s/__X__/"$commacontent"/ if $commacontent;
1282 warn "node : $left / $operand / $right\n" if $DEBUG;
1283 my $leftresult = NZanalyse($left,$server);
1284 my $rightresult = NZanalyse($right,$server);
1285 # OK, we have the results for right and left part of the query
1286 # depending of operand, intersect, union or exclude both lists
1287 # to get a result list
1288 if ($operand eq ' and ') {
1289 my @leftresult = split /;/, $leftresult;
1290 # my @rightresult = split /;/,$leftresult;
1292 # parse the left results, and if the biblionumber exist in the right result, save it in finalresult
1293 # the result is stored twice, to have the same weight for AND than OR.
1294 # example : TWO : 61,61,64,121 (two is twice in the biblio #61) / TOWER : 61,64,130
1295 # result : 61,61,61,61,64,64 for two AND tower : 61 has more weight than 64
1296 foreach (@leftresult) {
1297 if ($rightresult =~ "$_;") {
1298 $finalresult .= "$_;$_;";
1301 return $finalresult;
1302 } elsif ($operand eq ' or ') {
1303 # just merge the 2 strings
1304 return $leftresult.$rightresult;
1305 } elsif ($operand eq ' not ') {
1306 my @leftresult = split /;/, $leftresult;
1307 # my @rightresult = split /;/,$leftresult;
1309 foreach (@leftresult) {
1310 unless ($rightresult =~ "$_;") {
1311 $finalresult .= "$_;";
1314 return $finalresult;
1316 # this error is impossible, because of the regexp that isolate the operand, but just in case...
1317 die "error : operand unknown : $operand for $string";
1319 # it's a leaf, do the real SQL query and return the result
1321 $string =~ s/__X__/"$commacontent"/ if $commacontent;
1322 $string =~ s/-|\.|\?|,|;|!|'|\(|\)|\[|\]|{|}|"|&|\+|\*|\// /g;
1323 warn "leaf : $string\n" if $DEBUG;
1324 # parse the string in in operator/operand/value again
1325 $string =~ /(.*)(>=|<=)(.*)/;
1329 unless ($operator) {
1330 $string =~ /(.*)(>|<|=)(.*)/;
1336 # strip adv, zebra keywords, currently not handled in nozebra: wrdl, ext, phr...
1337 $left =~ s/[ ,].*$//;
1338 # automatic replace for short operators
1339 $left='title' if $left =~ '^ti$';
1340 $left='author' if $left =~ '^au$';
1341 $left='publisher' if $left =~ '^pb$';
1342 $left='subject' if $left =~ '^su$';
1343 $left='koha-Auth-Number' if $left =~ '^an$';
1344 $left='keyword' if $left =~ '^kw$';
1346 #do a specific search
1347 my $dbh = C4::Context->dbh;
1348 $operator='LIKE' if $operator eq '=' and $right=~ /%/;
1349 my $sth = $dbh->prepare("SELECT biblionumbers,value FROM nozebra WHERE server=? AND indexname=? AND value $operator ?");
1350 warn "$left / $operator / $right\n";
1351 # split each word, query the DB and build the biblionumbers result
1352 #sanitizing leftpart
1353 $left=~s/^\s+|\s+$//;
1354 my ($biblionumbers,$value);
1355 foreach (split / /,$right) {
1357 warn "EXECUTE : $server, $left, $_";
1358 $sth->execute($server, $left, $_) or warn "execute failed: $!";
1359 while (my ($line,$value) = $sth->fetchrow) {
1360 # if we are dealing with a numeric value, use only numeric results (in case of >=, <=, > or <)
1361 # otherwise, fill the result
1362 $biblionumbers .= $line unless ($right =~ /\d/ && $value =~ /\D/);
1363 # warn "result : $value ". ($right =~ /\d/) . "==".(!$value =~ /\d/) ;#= $line";
1365 # do a AND with existing list if there is one, otherwise, use the biblionumbers list as 1st result list
1367 my @leftresult = split /;/, $biblionumbers;
1369 foreach my $entry (@leftresult) { # $_ contains biblionumber,title-weight
1370 # remove weight at the end
1371 my $cleaned = $entry;
1372 $cleaned =~ s/-\d*$//;
1373 # if the entry already in the hash, take it & increase weight
1374 warn "===== $cleaned =====" if $DEBUG;
1375 if ($results =~ "$cleaned") {
1376 $temp .= "$entry;$entry;";
1377 warn "INCLUDING $entry" if $DEBUG;
1382 $results = $biblionumbers;
1386 #do a complete search (all indexes)
1387 my $dbh = C4::Context->dbh;
1388 my $sth = $dbh->prepare("SELECT biblionumbers FROM nozebra WHERE server=? AND value LIKE ?");
1389 # split each word, query the DB and build the biblionumbers result
1390 foreach (split / /,$string) {
1391 next if C4::Context->stopwords->{uc($_)}; # skip if stopword
1392 warn "search on all indexes on $_" if $DEBUG;
1395 $sth->execute($server, $_);
1396 while (my $line = $sth->fetchrow) {
1397 $biblionumbers .= $line;
1399 # do a AND with existing list if there is one, otherwise, use the biblionumbers list as 1st result list
1401 warn "RES for $_ = $biblionumbers" if $DEBUG;
1402 my @leftresult = split /;/, $biblionumbers;
1404 foreach my $entry (@leftresult) { # $_ contains biblionumber,title-weight
1405 # remove weight at the end
1406 my $cleaned = $entry;
1407 $cleaned =~ s/-\d*$//;
1408 # if the entry already in the hash, take it & increase weight
1409 warn "===== $cleaned =====" if $DEBUG;
1410 if ($results =~ "$cleaned") {
1411 $temp .= "$entry;$entry;";
1412 warn "INCLUDING $entry" if $DEBUG;
1417 warn "NEW RES for $_ = $biblionumbers" if $DEBUG;
1418 $results = $biblionumbers;
1422 # warn "return : $results for LEAF : $string" if $DEBUG;
1429 $finalresult = NZorder($biblionumbers, $ordering,$results_per_page,$offset);
1437 my ($biblionumbers, $ordering,$results_per_page,$offset) = @_;
1438 # order title asc by default
1439 # $ordering = '1=36 <i' unless $ordering;
1440 $results_per_page=20 unless $results_per_page;
1441 $offset = 0 unless $offset;
1442 my $dbh = C4::Context->dbh;
1444 # order by POPULARITY
1446 if ($ordering =~ /popularity/) {
1449 # popularity is not in MARC record, it's builded from a specific query
1450 my $sth = $dbh->prepare("select sum(issues) from items where biblionumber=?");
1451 foreach (split /;/,$biblionumbers) {
1452 my ($biblionumber,$title) = split /,/,$_;
1453 $result{$biblionumber}=GetMarcBiblio($biblionumber);
1454 $sth->execute($biblionumber);
1455 my $popularity= $sth->fetchrow ||0;
1456 # hint : the key is popularity.title because we can have
1457 # many results with the same popularity. In this cas, sub-ordering is done by title
1458 # we also have biblionumber to avoid bug for 2 biblios with the same title & popularity
1459 # (un-frequent, I agree, but we won't forget anything that way ;-)
1460 $popularity{sprintf("%10d",$popularity).$title.$biblionumber} = $biblionumber;
1462 # sort the hash and return the same structure as GetRecords (Zebra querying)
1465 if ($ordering eq 'popularity_dsc') { # sort popularity DESC
1466 foreach my $key (sort {$b cmp $a} (keys %popularity)) {
1467 $result_hash->{'RECORDS'}[$numbers++] = $result{$popularity{$key}}->as_usmarc();
1469 } else { # sort popularity ASC
1470 foreach my $key (sort (keys %popularity)) {
1471 $result_hash->{'RECORDS'}[$numbers++] = $result{$popularity{$key}}->as_usmarc();
1475 $result_hash->{'hits'} = $numbers;
1476 $finalresult->{'biblioserver'} = $result_hash;
1477 return $finalresult;
1481 } elsif ($ordering =~/author/){
1483 foreach (split /;/,$biblionumbers) {
1484 my ($biblionumber,$title) = split /,/,$_;
1485 my $record=GetMarcBiblio($biblionumber);
1487 if (C4::Context->preference('marcflavour') eq 'UNIMARC') {
1488 $author=$record->subfield('200','f');
1489 $author=$record->subfield('700','a') unless $author;
1491 $author=$record->subfield('100','a');
1493 # hint : the result is sorted by title.biblionumber because we can have X biblios with the same title
1494 # and we don't want to get only 1 result for each of them !!!
1495 $result{$author.$biblionumber}=$record;
1497 # sort the hash and return the same structure as GetRecords (Zebra querying)
1500 if ($ordering eq 'author_za') { # sort by author desc
1501 foreach my $key (sort { $b cmp $a } (keys %result)) {
1502 $result_hash->{'RECORDS'}[$numbers++] = $result{$key}->as_usmarc();
1504 } else { # sort by author ASC
1505 foreach my $key (sort (keys %result)) {
1506 $result_hash->{'RECORDS'}[$numbers++] = $result{$key}->as_usmarc();
1510 $result_hash->{'hits'} = $numbers;
1511 $finalresult->{'biblioserver'} = $result_hash;
1512 return $finalresult;
1514 # ORDER BY callnumber
1516 } elsif ($ordering =~/callnumber/){
1518 foreach (split /;/,$biblionumbers) {
1519 my ($biblionumber,$title) = split /,/,$_;
1520 my $record=GetMarcBiblio($biblionumber);
1522 my ($callnumber_tag,$callnumber_subfield)=GetMarcFromKohaField($dbh,'items.itemcallnumber');
1523 ($callnumber_tag,$callnumber_subfield)= GetMarcFromKohaField('biblioitems.callnumber') unless $callnumber_tag;
1524 if (C4::Context->preference('marcflavour') eq 'UNIMARC') {
1525 $callnumber=$record->subfield('200','f');
1527 $callnumber=$record->subfield('100','a');
1529 # hint : the result is sorted by title.biblionumber because we can have X biblios with the same title
1530 # and we don't want to get only 1 result for each of them !!!
1531 $result{$callnumber.$biblionumber}=$record;
1533 # sort the hash and return the same structure as GetRecords (Zebra querying)
1536 if ($ordering eq 'call_number_dsc') { # sort by title desc
1537 foreach my $key (sort { $b cmp $a } (keys %result)) {
1538 $result_hash->{'RECORDS'}[$numbers++] = $result{$key}->as_usmarc();
1540 } else { # sort by title ASC
1541 foreach my $key (sort { $a cmp $b } (keys %result)) {
1542 $result_hash->{'RECORDS'}[$numbers++] = $result{$key}->as_usmarc();
1546 $result_hash->{'hits'} = $numbers;
1547 $finalresult->{'biblioserver'} = $result_hash;
1548 return $finalresult;
1549 } elsif ($ordering =~ /pubdate/){ #pub year
1551 foreach (split /;/,$biblionumbers) {
1552 my ($biblionumber,$title) = split /,/,$_;
1553 my $record=GetMarcBiblio($biblionumber);
1554 my ($publicationyear_tag,$publicationyear_subfield)=GetMarcFromKohaField('biblioitems.publicationyear','');
1555 my $publicationyear=$record->subfield($publicationyear_tag,$publicationyear_subfield);
1556 # hint : the result is sorted by title.biblionumber because we can have X biblios with the same title
1557 # and we don't want to get only 1 result for each of them !!!
1558 $result{$publicationyear.$biblionumber}=$record;
1560 # sort the hash and return the same structure as GetRecords (Zebra querying)
1563 if ($ordering eq 'pubdate_dsc') { # sort by pubyear desc
1564 foreach my $key (sort { $b cmp $a } (keys %result)) {
1565 $result_hash->{'RECORDS'}[$numbers++] = $result{$key}->as_usmarc();
1567 } else { # sort by pub year ASC
1568 foreach my $key (sort (keys %result)) {
1569 $result_hash->{'RECORDS'}[$numbers++] = $result{$key}->as_usmarc();
1573 $result_hash->{'hits'} = $numbers;
1574 $finalresult->{'biblioserver'} = $result_hash;
1575 return $finalresult;
1579 } elsif ($ordering =~ /title/) {
1580 # the title is in the biblionumbers string, so we just need to build a hash, sort it and return
1582 foreach (split /;/,$biblionumbers) {
1583 my ($biblionumber,$title) = split /,/,$_;
1584 # hint : the result is sorted by title.biblionumber because we can have X biblios with the same title
1585 # and we don't want to get only 1 result for each of them !!!
1586 # hint & speed improvement : we can order without reading the record
1587 # so order, and read records only for the requested page !
1588 $result{$title.$biblionumber}=$biblionumber;
1590 # sort the hash and return the same structure as GetRecords (Zebra querying)
1593 if ($ordering eq 'title_az') { # sort by title desc
1594 foreach my $key (sort (keys %result)) {
1595 $result_hash->{'RECORDS'}[$numbers++] = $result{$key};
1597 } else { # sort by title ASC
1598 foreach my $key (sort { $b cmp $a } (keys %result)) {
1599 $result_hash->{'RECORDS'}[$numbers++] = $result{$key};
1602 # limit the $results_per_page to result size if it's more
1603 $results_per_page = $numbers-1 if $numbers < $results_per_page;
1604 # for the requested page, replace biblionumber by the complete record
1605 # speed improvement : avoid reading too much things
1606 for (my $counter=$offset;$counter<=$offset+$results_per_page;$counter++) {
1607 $result_hash->{'RECORDS'}[$counter] = GetMarcBiblio($result_hash->{'RECORDS'}[$counter])->as_usmarc;
1610 $result_hash->{'hits'} = $numbers;
1611 $finalresult->{'biblioserver'} = $result_hash;
1612 return $finalresult;
1617 # we need 2 hashes to order by ranking : the 1st one to count the ranking, the 2nd to order by ranking
1620 foreach (split /;/,$biblionumbers) {
1621 my ($biblionumber,$title) = split /,/,$_;
1622 $title =~ /(.*)-(\d)/;
1625 # note that we + the ranking because ranking is calculated on weight of EACH term requested.
1626 # if we ask for "two towers", and "two" has weight 2 in biblio N, and "towers" has weight 4 in biblio N
1627 # biblio N has ranking = 6
1628 $count_ranking{$biblionumber} += $ranking;
1630 # build the result by "inverting" the count_ranking hash
1631 # 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
1633 foreach (keys %count_ranking) {
1634 $result{sprintf("%10d",$count_ranking{$_}).'-'.$_} = $_;
1636 # sort the hash and return the same structure as GetRecords (Zebra querying)
1639 foreach my $key (sort {$b cmp $a} (keys %result)) {
1640 $result_hash->{'RECORDS'}[$numbers++] = $result{$key};
1642 # limit the $results_per_page to result size if it's more
1643 $results_per_page = $numbers-1 if $numbers < $results_per_page;
1644 # for the requested page, replace biblionumber by the complete record
1645 # speed improvement : avoid reading too much things
1646 for (my $counter=$offset;$counter<=$offset+$results_per_page;$counter++) {
1647 $result_hash->{'RECORDS'}[$counter] = GetMarcBiblio($result_hash->{'RECORDS'}[$counter])->as_usmarc if $result_hash->{'RECORDS'}[$counter];
1650 $result_hash->{'hits'} = $numbers;
1651 $finalresult->{'biblioserver'} = $result_hash;
1652 return $finalresult;
1657 ($countchanged,$listunchanged) = ModBiblios($listbiblios, $tagsubfield,$initvalue,$targetvalue,$test);
1659 this function changes all the values $initvalue in subfield $tag$subfield in any record in $listbiblios
1660 test parameter if set donot perform change to records in database.
1666 * $listbiblios is an array ref to marcrecords to be changed
1667 * $tagsubfield is the reference of the subfield to change.
1668 * $initvalue is the value to search the record for
1669 * $targetvalue is the value to set the subfield to
1670 * $test is to be set only not to perform changes in database.
1672 =item C<Output arg:>
1673 * $countchanged counts all the changes performed.
1674 * $listunchanged contains the list of all the biblionumbers of records unchanged.
1676 =item C<usage in the script:>
1680 my ($countchanged, $listunchanged) = EditBiblios($results->{RECORD}, $tagsubfield,$initvalue,$targetvalue);;
1681 #If one wants to display unchanged records, you should get biblios foreach @$listunchanged
1682 $template->param(countchanged => $countchanged, loopunchanged=>$listunchanged);
1687 my ($listbiblios,$tagsubfield,$initvalue,$targetvalue,$test)=@_;
1690 my ($tag,$subfield)=($1,$2) if ($tagsubfield=~/^(\d{1,3})([a-z0-9A-Z@])?$/);
1691 if ((length($tag)<3)&& $subfield=~/0-9/){
1692 $tag=$tag.$subfield;
1695 my ($bntag,$bnsubf) = GetMarcFromKohaField('biblio.biblionumber');
1696 my ($itemtag,$itemsubf) = GetMarcFromKohaField('items.itemnumber');
1697 foreach my $usmarc (@$listbiblios){
1699 $record=eval{MARC::Record->new_from_usmarc($usmarc)};
1702 # usmarc is not a valid usmarc May be a biblionumber
1703 if ($tag eq $itemtag){
1704 my $bib=GetBiblioFromItemNumber($usmarc);
1705 $record=GetMarcItem($bib->{'biblionumber'},$usmarc) ;
1706 $biblionumber=$bib->{'biblionumber'};
1708 $record=GetMarcBiblio($usmarc);
1709 $biblionumber=$usmarc;
1713 $biblionumber = $record->subfield($bntag,$bnsubf);
1715 $biblionumber=$record->field($bntag)->data;
1718 #GetBiblionumber is to be written.
1719 #Could be replaced by TransformMarcToKoha (But Would be longer)
1720 if ($record->field($tag)){
1722 foreach my $field ($record->field($tag)){
1724 if ($field->delete_subfield('code' =>$subfield,'match'=>qr($initvalue))){
1727 $field->update($subfield,$targetvalue) if ($targetvalue);
1731 if ($field->delete_field($field)){
1736 $field->data=$targetvalue if ($field->data=~qr($initvalue));
1740 # warn $record->as_formatted;
1742 ModBiblio($record,$biblionumber,GetFrameworkCode($biblionumber)) unless ($test);
1744 push @unmatched, $biblionumber;
1747 push @unmatched, $biblionumber;
1750 return ($countmatched,\@unmatched);
1753 END { } # module clean-up code here (global destructor)
1760 Koha Developement team <info@koha.org>