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($VERSION @ISA @EXPORT @EXPORT_OK %EXPORT_TAGS);
28 # set the version for version checking
33 C4::Search - Functions for searching the Koha catalog.
37 see opac/opac-search.pl or catalogue/search.pl for example of usage
41 This module provides the searching facilities for the Koha into a zebra catalog.
59 # make all your functions, whether exported or not;
61 =head2 findseealso($dbh,$fields);
63 C<$dbh> is a link to the DB handler.
66 my $dbh =C4::Context->dbh;
68 C<$fields> is a reference to the fields array
70 This function modify the @$fields array and add related fields to search on.
75 my ( $dbh, $fields ) = @_;
76 my $tagslib = GetMarcStructure( 1 );
77 for ( my $i = 0 ; $i <= $#{$fields} ; $i++ ) {
78 my ($tag) = substr( @$fields[$i], 1, 3 );
79 my ($subfield) = substr( @$fields[$i], 4, 1 );
80 @$fields[$i] .= ',' . $tagslib->{$tag}->{$subfield}->{seealso}
81 if ( $tagslib->{$tag}->{$subfield}->{seealso} );
87 ($biblionumber,$biblionumber,$title) = FindDuplicate($record);
93 my $dbh = C4::Context->dbh;
94 my $result = TransformMarcToKoha( $dbh, $record, '' );
99 my ( $biblionumber, $title );
101 # search duplicate on ISBN, easy and fast..
102 # ... normalize first
103 if ( $result->{isbn} ) {
104 $result->{isbn} =~ s/\(.*$//;
105 $result->{isbn} =~ s/\s+$//;
107 #$search->{'avoidquerylog'}=1;
108 if ( $result->{isbn} ) {
109 $query = "isbn=$result->{isbn}";
112 $result->{title} =~ s /\\//g;
113 $result->{title} =~ s /\"//g;
114 $result->{title} =~ s /\(//g;
115 $result->{title} =~ s /\)//g;
116 # remove valid operators
117 $result->{title} =~ s/(and|or|not)//g;
118 $query = "ti,ext=$result->{title}";
119 $query .= " and mt=$result->{itemtype}" if ($result->{itemtype});
120 if ($result->{author}){
121 $result->{author} =~ s /\\//g;
122 $result->{author} =~ s /\"//g;
123 $result->{author} =~ s /\(//g;
124 $result->{author} =~ s /\)//g;
125 # remove valid operators
126 $result->{author} =~ s/(and|or|not)//g;
127 $query .= " and au,ext=$result->{author}";
130 my ($error,$searchresults) =
131 SimpleSearch($query); # FIXME :: hardcoded !
133 foreach my $possible_duplicate_record (@$searchresults) {
135 MARC::Record->new_from_usmarc($possible_duplicate_record);
136 my $result = TransformMarcToKoha( $dbh, $marcrecord, '' );
138 # FIXME :: why 2 $biblionumber ?
140 push @results, $result->{'biblionumber'};
141 push @results, $result->{'title'};
149 ($error,$results) = SimpleSearch($query,@servers);
151 this function performs a simple search on the catalog using zoom.
157 * $query could be a simple keyword or a complete CCL query wich is depending on your ccl file.
158 * @servers is optionnal. default one is read on koha.xml
161 * $error is a string which containt the description error if there is one. Else it's empty.
162 * \@results is an array of marc record.
164 =item C<usage in the script:>
168 my ($error, $marcresults) = SimpleSearch($query);
170 if (defined $error) {
171 $template->param(query_error => $error);
172 warn "error: ".$error;
173 output_html_with_http_headers $input, $cookie, $template->output;
177 my $hits = scalar @$marcresults;
180 for(my $i=0;$i<$hits;$i++) {
182 my $marcrecord = MARC::File::USMARC::decode($marcresults->[$i]);
183 my $biblio = TransformMarcToKoha(C4::Context->dbh,$marcrecord,'');
185 #build the hash for the template.
186 $resultsloop{highlight} = ($i % 2)?(1):(0);
187 $resultsloop{title} = $biblio->{'title'};
188 $resultsloop{subtitle} = $biblio->{'subtitle'};
189 $resultsloop{biblionumber} = $biblio->{'biblionumber'};
190 $resultsloop{author} = $biblio->{'author'};
191 $resultsloop{publishercode} = $biblio->{'publishercode'};
192 $resultsloop{publicationyear} = $biblio->{'publicationyear'};
194 push @results, \%resultsloop;
196 $template->param(result=>\@results);
202 if (C4::Context->preference('NoZebra')) {
203 my $result = NZorder(NZanalyse($query))->{'biblioserver'}->{'RECORDS'};
204 return (undef,$result);
210 return ( "No query entered", undef ) unless $query;
212 #@servers = (C4::Context->config("biblioserver")) unless @servers;
214 ("biblioserver") unless @servers
215 ; # FIXME hardcoded value. See catalog/search.pl & opac-search.pl too.
218 for ( my $i = 0 ; $i < @servers ; $i++ ) {
219 $zconns[$i] = C4::Context->Zconn( $servers[$i], 1 );
222 ->search( new ZOOM::Query::CCL2RPN( $query, $zconns[$i] ) );
224 # getting error message if one occured.
226 $zconns[$i]->errmsg() . " ("
227 . $zconns[$i]->errcode() . ") "
228 . $zconns[$i]->addinfo() . " "
229 . $zconns[$i]->diagset();
231 return ( $error, undef ) if $zconns[$i]->errcode();
235 while ( ( my $i = ZOOM::event( \@zconns ) ) != 0 ) {
236 $ev = $zconns[ $i - 1 ]->last_event();
237 if ( $ev == ZOOM::Event::ZEND ) {
238 $hits = $tmpresults[ $i - 1 ]->size();
241 for ( my $j = 0 ; $j < $hits ; $j++ ) {
242 my $record = $tmpresults[ $i - 1 ]->record($j)->raw();
243 push @results, $record;
247 return ( undef, \@results );
251 # performs the search
254 $koha_query, $federated_query, $sort_by_ref,
255 $servers_ref, $results_per_page, $offset,
256 $expanded_facet, $branches, $query_type,
259 # warn "Query : $koha_query";
260 my @servers = @$servers_ref;
261 my @sort_by = @$sort_by_ref;
263 # create the zoom connection and query object
267 my $results_hashref = ();
270 my $facets_counter = ();
271 my $facets_info = ();
272 my $facets = getFacets();
274 #### INITIALIZE SOME VARS USED CREATE THE FACETED RESULTS
275 my @facets_loop; # stores the ref to array of hashes for template
276 for ( my $i = 0 ; $i < @servers ; $i++ ) {
277 $zconns[$i] = C4::Context->Zconn( $servers[$i], 1 );
279 # perform the search, create the results objects
280 # if this is a local search, use the $koha-query, if it's a federated one, use the federated-query
282 if ( $servers[$i] =~ /biblioserver/ ) {
283 $query_to_use = $koha_query;
286 $query_to_use = $federated_query;
289 # check if we've got a query_type defined
293 if ( $query_type =~ /^ccl/ ) {
295 s/\:/\=/g; # change : to = last minute (FIXME)
297 # warn "CCL : $query_to_use";
300 new ZOOM::Query::CCL2RPN( $query_to_use, $zconns[$i] )
303 elsif ( $query_type =~ /^cql/ ) {
305 # warn "CQL : $query_to_use";
308 new ZOOM::Query::CQL( $query_to_use, $zconns[$i] ) );
310 elsif ( $query_type =~ /^pqf/ ) {
312 # warn "PQF : $query_to_use";
315 new ZOOM::Query::PQF( $query_to_use, $zconns[$i] ) );
321 # warn "preparing to scan";
324 new ZOOM::Query::CCL2RPN( $query_to_use, $zconns[$i] )
329 # warn "LAST : $query_to_use";
332 new ZOOM::Query::CCL2RPN( $query_to_use, $zconns[$i] )
338 warn "WARNING: query problem with $query_to_use " . $@;
341 # concatenate the sort_by limits and pass them to the results object
343 foreach my $sort (@sort_by) {
344 if ($sort eq "author_az") {
345 $sort_by.="1=1003 <i ";
347 elsif ($sort eq "author_za") {
348 $sort_by.="1=1003 >i ";
350 elsif ($sort eq "popularity_asc") {
351 $sort_by.="1=9003 <i ";
353 elsif ($sort eq "popularity_dsc") {
354 $sort_by.="1=9003 >i ";
356 elsif ($sort eq "call_number_asc") {
357 $sort_by.="1=20 <i ";
359 elsif ($sort eq "call_number_dsc") {
360 $sort_by.="1=20 >i ";
362 elsif ($sort eq "pubdate_asc") {
363 $sort_by.="1=31 <i ";
365 elsif ($sort eq "pubdate_dsc") {
366 $sort_by.="1=31 >i ";
368 elsif ($sort eq "acqdate_asc") {
369 $sort_by.="1=32 <i ";
371 elsif ($sort eq "acqdate_dsc") {
372 $sort_by.="1=32 >i ";
374 elsif ($sort eq "title_az") {
377 elsif ($sort eq "title_za") {
382 if ( $results[$i]->sort( "yaz", $sort_by ) < 0) {
383 warn "WARNING sort $sort_by failed";
387 while ( ( my $i = ZOOM::event( \@zconns ) ) != 0 ) {
388 my $ev = $zconns[ $i - 1 ]->last_event();
389 if ( $ev == ZOOM::Event::ZEND ) {
390 my $size = $results[ $i - 1 ]->size();
393 #$results_hash->{'server'} = $servers[$i-1];
394 # loop through the results
395 $results_hash->{'hits'} = $size;
397 if ( $offset + $results_per_page <= $size ) {
398 $times = $offset + $results_per_page;
403 for ( my $j = $offset ; $j < $times ; $j++ )
404 { #(($offset+$count<=$size) ? ($offset+$count):$size) ; $j++){
408 ## This is just an index scan
410 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 );
558 # build the query itself
560 my ( $query, $operators, $operands, $indexes, $limits, $sort_by ) = @_;
562 my @operators = @$operators if $operators;
563 my @indexes = @$indexes if $indexes;
564 my @operands = @$operands if $operands;
565 my @limits = @$limits if $limits;
566 my @sort_by = @$sort_by if $sort_by;
568 my $human_search_desc; # a human-readable query
569 my $machine_search_desc; #a machine-readable query
571 # STEP I: determine if this is a form-based / simple query or if it's complex (if complex,
572 # we can't handle field weighting, stemming until a formal query parser is written
573 # I'll work on this soon -- JF
574 #if (!$query) { # form-based
575 # check if this is a known query language query, if it is, return immediately:
576 if ( $query =~ /^ccl=/ ) {
577 return ( undef, $', $', $', 'ccl' );
579 if ( $query =~ /^cql=/ ) {
580 return ( undef, $', $', $', 'cql' );
582 if ( $query =~ /^pqf=/ ) {
583 return ( undef, $', $', $', 'pqf' );
585 if ( $query =~ /(\(|\))/ ) { # sorry, too complex
586 return ( undef, $query, $query, $query, 'ccl' );
589 # form-based queries are limited to non-nested a specific depth, so we can easily
590 # modify the incoming query operands and indexes to do stemming and field weighting
591 # Once we do so, we'll end up with a value in $query, just like if we had an
592 # incoming $query from the user
595 ; # clear it out so we can populate properly with field-weighted stemmed query
597 ; # a flag used to keep track if there was a previous query
598 # if there was, we can apply the current operator
599 for ( my $i = 0 ; $i <= @operands ; $i++ ) {
600 my $operand = $operands[$i];
601 # remove stopwords from operand : parse all stopwords & remove them (case insensitive)
602 # we use IsAlpha unicode definition, to deal correctly with diacritics.
603 # otherwise, a french word like "leçon" is splitted in "le" "çon", le is an empty word, we get "çon"
604 # and don't find anything...
606 my $stemming = C4::Context->preference("QueryStemming") || 0;
607 my $weight_fields = C4::Context->preference("QueryWeightFields") || 0;
608 my $fuzzy_enabled = C4::Context->preference("QueryFuzzy") || 0;
610 # We Have to do this more carefully.
611 #Since Phrase Search Is Phrase search.
612 #phrase "Physics In Collision" will not be found if we do it like that.
613 my $index = $indexes[$i];
614 my (@nontruncated,@righttruncated,@lefttruncated,@rightlefttruncated,@regexpr);
616 # if the operator contains more than one qualifier, but not phrase
617 if (index($index,"phr")<0 && index($index,",")>0){
618 #operand may be a wordlist deleting stopwords
619 foreach (keys %{C4::Context->stopwords}) {
620 $operand=~ s/\P{IsAlpha}$_\P{IsAlpha}/ /i;
621 $operand=~ s/^$_\P{IsAlpha}/ /i;
622 $operand=~ s/\P{IsAlpha}$_$/ /i;
624 #now coping with words
625 my @wordlist= split (/\s/,$operand);
626 foreach my $word (@wordlist){
627 if (index($word,"*")==0 && index($word,"*",1)==length($word)-2){
629 push @rightlefttruncated,$word;
630 } elsif(index($word,"*")==0 && index($word,"*",1)<0){
632 push @lefttruncated,$word;
633 } elsif (index($word,"*")==length($word)-1){
635 push @righttruncated,$word;
636 } elsif (index($word,"*")<0){
637 push @nontruncated,$word;
644 if ( $operands[$i] ) {
645 $operand =~ s/^(and |or |not )//i;
647 # STEMMING FIXME: need to refine the field weighting so stemmed operands don't disrupt the query ranking
649 # FIXME: the locale should be set based on the user's language and/or search choice
650 my $stemmer = Lingua::Stem->new( -locale => 'EN-US' );
651 # FIXME: these should be stored in the db so the librarian can modify the behavior
652 $stemmer->add_exceptions(
660 my @words = split( / /, $operands[$i] );
661 my $stems = $stemmer->stem(@words);
662 foreach my $stem (@$stems) {
663 $stemmed_operand .= "$stem";
664 $stemmed_operand .= "?"
665 unless ( $stem =~ /(and$|or$|not$)/ )
666 || ( length($stem) < 3 );
667 $stemmed_operand .= " ";
668 $stemmed_operand =~ s/(and|or|not)//g;
669 #warn "STEM: $stemmed_operand";
672 #$operand = $stemmed_operand;
675 # FIELD WEIGHTING - This is largely experimental stuff. What I'm committing works
676 # pretty well but will work much better when we have an actual query parser
678 if ($weight_fields) {
680 " rk=("; # Specifies that we're applying rank
681 # keyword has different weight properties
682 if ( ( $index =~ /kw/ ) || ( !$index ) )
683 { # FIXME: do I need to add right-truncation in the case of stemming?
684 # a simple way to find out if this query uses an index
685 if ( $operand =~ /(\=|\:)/ ) {
686 $weighted_query .= " $operand";
689 $weighted_query .=" Title-cover,ext,r1=\"$operand\""; # title cover as exact
690 $weighted_query .=" or ti,ext,r2=\"$operand\""; # exact title elsewhere
691 #$weighted_query .= " or ti,phr,r3=$operand"; # index as phrase
692 #$weighted_query .= " or any,ext,r4=$operand"; # index as exact
693 $weighted_query .=" or kw,wrdl,r5=\"$operand\""; # all the words in the query (wordlist)
694 $weighted_query .= " or wrd,fuzzy,r9=$operand" if $fuzzy_enabled; # add fuzzy
695 $weighted_query .= " or wrd,right-Truncation=$stemmed_operand" if $stemming; # add stemming
696 # embedded sorting: 0 a-z; 1 z-a
697 #$weighted_query .= ") or (sort1,aut=1";
700 elsif ( $index =~ /au/ ) {
702 " $index,ext,r1=$operand"; # index label as exact
703 #$weighted_query .= " or (title-sort-az=0 or $index,startswithnt,st-word,r3=$operand #)";
705 " or $index,phr,r3=$operand"; # index as phrase
706 $weighted_query .= " or $index,rt,wrd,r3=$operand";
708 elsif ( $index =~ /ti/ ) {
710 " Title-cover,ext,r1=$operand"; # index label as exact
711 $weighted_query .= " or Title-series,ext,r2=$operand";
713 #$weighted_query .= " or ti,ext,r2=$operand";
714 #$weighted_query .= " or ti,phr,r3=$operand";
715 #$weighted_query .= " or ti,wrd,r3=$operand";
716 $weighted_query .=" or (title-sort-az=0 or Title-cover,startswithnt,st-word,r3=$operand #)";
717 $weighted_query .=" or (title-sort-az=0 or Title-cover,phr,r6=$operand)";
719 #$weighted_query .= " or Title-cover,wrd,r5=$operand";
720 #$weighted_query .= " or ti,ext,r6=$operand";
721 #$weighted_query .= " or ti,startswith,phr,r7=$operand";
722 #$weighted_query .= " or ti,phr,r8=$operand";
723 #$weighted_query .= " or ti,wrd,r9=$operand";
725 #$weighted_query .= " or ti,ext,r2=$operand"; # index as exact
726 #$weighted_query .= " or ti,phr,r3=$operand"; # index as phrase
727 #$weighted_query .= " or any,ext,r4=$operand"; # index as exact
728 #$weighted_query .= " or kw,wrd,r5=$operand"; # index as exact
732 " $index,ext,r1=$operand"; # index label as exact
733 #$weighted_query .= " or $index,ext,r2=$operand"; # index as exact
735 " or $index,phr,r3=$operand"; # index as phrase
736 $weighted_query .= " or $index,rt,wrd,r3=$operand";
738 " or $index,wrd,r5=$operand"
739 ; # index as word right-truncated
740 $weighted_query .= " or $index,wrd,fuzzy,r8=$operand";
742 $weighted_query .= ")"; # close rank specification
743 $operand = $weighted_query;
746 # only add an operator if there is a previous operand
747 if ($previous_operand) {
748 if ( $operators[ $i - 1 ] ) {
749 $query .= " $operators[$i-1] $index: $operand";
751 $human_search_desc .=
752 " $operators[$i-1] $operands[$i]";
755 $human_search_desc .=
756 " $operators[$i-1] $index: $operands[$i]";
760 # the default operator is and
762 $query .= " and $index: $operand";
763 $human_search_desc .= " and $index: $operands[$i]";
768 $query .= " $operand";
769 $human_search_desc .= " $operands[$i]";
772 if (scalar(@righttruncated)+scalar(@lefttruncated)+scalar(@rightlefttruncated)>0){
773 $query.= "$index: @nontruncated " if (scalar(@nontruncated)>0);
774 if (scalar(@righttruncated)>0){
775 $query .= "and $index,rtrn:@righttruncated ";
777 if (scalar(@lefttruncated)>0){
778 $query .= "and $index,ltrn:@lefttruncated ";
780 if (scalar(@rightlefttruncated)>0){
781 $query .= "and $index,rltrn:@rightlefttruncated ";
784 $human_search_desc .= $query;
786 $query .= " $index: $operand";
787 $human_search_desc .= " $index: $operands[$i]";
790 $previous_operand = 1;
798 my $limit_search_desc;
799 foreach my $limit (@limits) {
801 # FIXME: not quite right yet ... will work on this soon -- JF
802 my $type = $1 if $limit =~ m/([^:]+):([^:]*)/;
803 if ( $limit =~ /available/ ) {
804 $limit_query .= " (($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))";
805 #$limit_search_desc.=" and available";
807 elsif ( ($limit_query) && ( index( $limit_query, $type, 0 ) > 0 ) ) {
808 if ( $limit_query !~ /\(/ ) {
810 substr( $limit_query, 0, index( $limit_query, $type, 0 ) )
812 . substr( $limit_query, index( $limit_query, $type, 0 ) )
816 substr( $limit_search_desc, 0,
817 index( $limit_search_desc, $type, 0 ) )
819 . substr( $limit_search_desc,
820 index( $limit_search_desc, $type, 0 ) )
826 chop $limit_search_desc;
827 $limit_query .= " or $limit )" if $limit;
828 $limit_search_desc .= " or $limit )" if $limit;
831 elsif ( ($limit_query) && ( $limit =~ /mc/ ) ) {
832 $limit_query .= " or $limit" if $limit;
833 $limit_search_desc .= " or $limit" if $limit;
836 # these are treated as AND
837 elsif ($limit_query) {
838 if ($limit =~ /branch/){
839 $limit_query .= " ) and ( $limit" if $limit;
840 $limit_search_desc .= " ) and ( $limit" if $limit;
842 $limit_query .= " or $limit" if $limit;
843 $limit_search_desc .= " or $limit" if $limit;
847 # otherwise, there is nothing but the limit
849 $limit_query .= "$limit" if $limit;
850 $limit_search_desc .= "$limit" if $limit;
854 # if there's also a query, we need to AND the limits to it
855 if ( ($limit_query) && ($query) ) {
856 $limit_query = " and (" . $limit_query . ")";
857 $limit_search_desc = " and ($limit_search_desc)" if $limit_search_desc;
860 warn "LIMIT: $limit_query";
861 $query .= $limit_query;
862 $human_search_desc .= $limit_search_desc;
864 # now normalize the strings
865 $query =~ s/ / /g; # remove extra spaces
866 $query =~ s/^ //g; # remove any beginning spaces
867 $query =~ s/:/=/g; # causes probs for server
868 $query =~ s/==/=/g; # remove double == from query
870 my $federated_query = $human_search_desc;
871 $federated_query =~ s/ / /g;
872 $federated_query =~ s/^ //g;
873 $federated_query =~ s/:/=/g;
874 my $federated_query_opensearch = $federated_query;
876 # my $federated_query_RPN = new ZOOM::Query::CCL2RPN( $query , C4::Context->ZConn('biblioserver'));
878 $human_search_desc =~ s/ / /g;
879 $human_search_desc =~ s/^ //g;
880 my $koha_query = $query;
882 #warn "QUERY:".$koha_query;
883 #warn "SEARCHDESC:".$human_search_desc;
884 #warn "FEDERATED QUERY:".$federated_query;
885 return ( undef, $human_search_desc, $koha_query, $federated_query );
888 # IMO this subroutine is pretty messy still -- it's responsible for
889 # building the HTML output for the template
891 my ( $searchdesc, $hits, $results_per_page, $offset, @marcresults ) = @_;
893 my $dbh = C4::Context->dbh;
897 my $span_terms_hashref;
898 for my $span_term ( split( / /, $searchdesc ) ) {
899 $span_term =~ s/(.*=|\)|\(|\+|\.)//g;
900 $span_terms_hashref->{$span_term}++;
903 #Build brancnames hash
905 #get branch information.....
908 $dbh->prepare("SELECT branchcode,branchname FROM branches")
909 ; # FIXME : use C4::Koha::GetBranches
911 while ( my $bdata = $bsth->fetchrow_hashref ) {
912 $branches{ $bdata->{'branchcode'} } = $bdata->{'branchname'};
916 #find itemtype & itemtype image
919 $dbh->prepare("SELECT itemtype,description,imageurl,summary,notforloan FROM itemtypes");
921 while ( my $bdata = $bsth->fetchrow_hashref ) {
922 $itemtypes{ $bdata->{'itemtype'} }->{description} =
923 $bdata->{'description'};
924 $itemtypes{ $bdata->{'itemtype'} }->{imageurl} = $bdata->{'imageurl'};
925 $itemtypes{ $bdata->{'itemtype'} }->{summary} = $bdata->{'summary'};
926 $itemtypes{ $bdata->{'itemtype'} }->{notforloan} = $bdata->{'notforloan'};
929 #search item field code
932 "select tagfield from marc_subfield_structure where kohafield like 'items.itemnumber'"
935 my ($itemtag) = $sth->fetchrow;
937 ## find column names of items related to MARC
938 my $sth2 = $dbh->prepare("SHOW COLUMNS from items");
940 my %subfieldstosearch;
941 while ( ( my $column ) = $sth2->fetchrow ) {
942 my ( $tagfield, $tagsubfield ) =
943 &GetMarcFromKohaField( "items." . $column, "" );
944 $subfieldstosearch{$column} = $tagsubfield;
948 if ( $hits && $offset + $results_per_page <= $hits ) {
949 $times = $offset + $results_per_page;
955 for ( my $i = $offset ; $i <= $times - 1 ; $i++ ) {
957 $marcrecord = MARC::File::USMARC::decode( $marcresults[$i] );
958 my $oldbiblio = TransformMarcToKoha( $dbh, $marcrecord, '' );
959 # add image url if there is one
960 if ( $itemtypes{ $oldbiblio->{itemtype} }->{imageurl} =~ /^http:/ ) {
961 $oldbiblio->{imageurl} =
962 $itemtypes{ $oldbiblio->{itemtype} }->{imageurl};
963 $oldbiblio->{description} =
964 $itemtypes{ $oldbiblio->{itemtype} }->{description};
967 $oldbiblio->{imageurl} =
968 getitemtypeimagesrc() . "/"
969 . $itemtypes{ $oldbiblio->{itemtype} }->{imageurl}
970 if ( $itemtypes{ $oldbiblio->{itemtype} }->{imageurl} );
971 $oldbiblio->{description} =
972 $itemtypes{ $oldbiblio->{itemtype} }->{description};
975 # build summary if there is one (the summary is defined in itemtypes table
977 if ($itemtypes{ $oldbiblio->{itemtype} }->{summary}) {
978 my $summary = $itemtypes{ $oldbiblio->{itemtype} }->{summary};
979 my @fields = $marcrecord->fields();
980 foreach my $field (@fields) {
981 my $tag = $field->tag();
982 my $tagvalue = $field->as_string();
983 $summary =~ s/\[(.?.?.?.?)$tag\*(.*?)]/$1$tagvalue$2\[$1$tag$2]/g;
985 my @subf = $field->subfields;
986 for my $i (0..$#subf) {
987 my $subfieldcode = $subf[$i][0];
988 my $subfieldvalue = $subf[$i][1];
989 my $tagsubf = $tag.$subfieldcode;
990 $summary =~ s/\[(.?.?.?.?)$tagsubf(.*?)]/$1$subfieldvalue$2\[$1$tagsubf$2]/g;
994 $summary =~ s/\[(.*?)]//g;
995 $summary =~ s/\n/<br>/g;
996 $oldbiblio->{summary} = $summary;
998 # add spans to search term in results
999 foreach my $term ( keys %$span_terms_hashref ) {
1001 #warn "term: $term";
1002 my $old_term = $term;
1003 if ( length($term) > 3 ) {
1004 $term =~ s/(.*=|\)|\(|\+|\.|\?|\[|\])//g;
1007 #FIXME: is there a better way to do this?
1008 $oldbiblio->{'title'} =~ s/$term/<span class=term>$&<\/span>/gi;
1009 $oldbiblio->{'subtitle'} =~
1010 s/$term/<span class=term>$&<\/span>/gi;
1012 $oldbiblio->{'author'} =~ s/$term/<span class=term>$&<\/span>/gi;
1013 $oldbiblio->{'publishercode'} =~ s/$term/<span class=term>$&<\/span>/gi;
1014 $oldbiblio->{'place'} =~ s/$term/<span class=term>$&<\/span>/gi;
1015 $oldbiblio->{'pages'} =~ s/$term/<span class=term>$&<\/span>/gi;
1016 $oldbiblio->{'notes'} =~ s/$term/<span class=term>$&<\/span>/gi;
1017 $oldbiblio->{'size'} =~ s/$term/<span class=term>$&<\/span>/gi;
1022 $toggle = "#ffffcc";
1027 $oldbiblio->{'toggle'} = $toggle;
1028 my @fields = $marcrecord->field($itemtag);
1031 my $ordered_count = 0;
1032 my $onloan_count = 0;
1033 my $wthdrawn_count = 0;
1034 my $itemlost_count = 0;
1038 # check the loan status of the item :
1039 # it is not stored in the MARC record, for pref (zebra reindexing)
1040 # reason. Thus, we have to get the status from a specific SQL query
1042 my $sth_issue = $dbh->prepare("
1043 SELECT date_due,returndate
1045 WHERE itemnumber=? AND returndate IS NULL");
1046 my $items_count=scalar(@fields);
1047 foreach my $field (@fields) {
1049 foreach my $code ( keys %subfieldstosearch ) {
1050 $item->{$code} = $field->subfield( $subfieldstosearch{$code} );
1052 $sth_issue->execute($item->{itemnumber});
1053 $item->{due_date} = format_date($sth_issue->fetchrow);
1054 $item->{onloan} = 1 if $item->{due_date};
1055 # at least one item can be reserved : suppose no
1057 if ( $item->{wthdrawn} ) {
1059 $items->{ $item->{'homebranch'}.'--'.$item->{'itemcallnumber'} }->{unavailable}=1;
1060 $items->{ $item->{'homebranch'}.'--'.$item->{'itemcallnumber'} }->{wthdrawn}=1;
1062 elsif ( $item->{itemlost} ) {
1064 $items->{ $item->{'homebranch'}.'--'.$item->{'itemcallnumber'} }->{unavailable}=1;
1065 $items->{ $item->{'homebranch'}.'--'.$item->{'itemcallnumber'} }->{itemlost}=1;
1067 unless ( $item->{notforloan}) {
1068 # OK, this one can be issued, so at least one can be reserved
1071 if ( ( $item->{onloan} ) && ( $item->{onloan} != '0000-00-00' ) )
1073 $items->{ $item->{'homebranch'}.'--'.$item->{'itemcallnumber'} }->{unavailable}=1;
1074 $items->{ $item->{'homebranch'}.'--'.$item->{'itemcallnumber'} }->{onloancount} = 1;
1075 $items->{ $item->{'homebranch'}.'--'.$item->{'itemcallnumber'} }->{due_date} = $item->{due_date};
1078 if ( $item->{'homebranch'} ) {
1079 $items->{ $item->{'homebranch'}.'--'.$item->{'itemcallnumber'} }->{count}++;
1083 elsif ( $item->{'holdingbranch'} ) {
1084 $items->{ $item->{'holdingbranch'} }->{count}++;
1086 $items->{ $item->{'homebranch'}.'--'.$item->{'itemcallnumber'} }->{itemcallnumber} = $item->{itemcallnumber};
1087 $items->{ $item->{'homebranch'}.'--'.$item->{'itemcallnumber'} }->{location} = $item->{location};
1088 $items->{ $item->{'homebranch'}.'--'.$item->{'itemcallnumber'} }->{branchcode} = $item->{homebranch};
1089 } # notforloan, item level and biblioitem level
1091 # last check for norequest : if itemtype is notforloan, it can't be reserved either, whatever the items
1092 $norequests = 1 if $itemtypes{$oldbiblio->{itemtype}}->{notforloan};
1094 for my $key ( sort keys %$items ) {
1096 branchname => $branches{$items->{$key}->{branchcode}},
1097 branchcode => $items->{$key}->{branchcode},
1098 count => $items->{$key}->{count},
1099 itemcallnumber => $items->{$key}->{itemcallnumber},
1100 location => $items->{$key}->{location},
1101 onloancount => $items->{$key}->{onloancount},
1102 due_date => $items->{$key}->{due_date},
1103 wthdrawn => $items->{$key}->{wthdrawn},
1104 lost => $items->{$key}->{itemlost},
1106 push @items_loop, $this_item;
1108 $oldbiblio->{norequests} = $norequests;
1109 $oldbiblio->{items_count} = $items_count;
1110 $oldbiblio->{items_loop} = \@items_loop;
1111 $oldbiblio->{onloancount} = $onloan_count;
1112 $oldbiblio->{wthdrawncount} = $wthdrawn_count;
1113 $oldbiblio->{itemlostcount} = $itemlost_count;
1114 $oldbiblio->{orderedcount} = $ordered_count;
1115 $oldbiblio->{isbn} =~ s/-//g; # deleting - in isbn to enable amazon content
1116 push( @newresults, $oldbiblio );
1123 #----------------------------------------------------------------------
1125 # Non-Zebra GetRecords#
1126 #----------------------------------------------------------------------
1130 NZgetRecords has the same API as zera getRecords, even if some parameters are not managed
1136 $koha_query, $federated_query, $sort_by_ref,
1137 $servers_ref, $results_per_page, $offset,
1138 $expanded_facet, $branches, $query_type,
1141 my $result = NZanalyse($koha_query);
1142 return (undef,NZorder($result,@$sort_by_ref[0],$results_per_page,$offset),undef);
1147 NZanalyse : get a CQL string as parameter, and returns a list of biblionumber;title,biblionumber;title,...
1148 the list is builded from inverted index in nozebra SQL table
1149 note that title is here only for convenience : the sorting will be very fast when requested on title
1150 if the sorting is requested on something else, we will have to reread all results, and that may be longer.
1155 my ($string,$server) = @_;
1156 # $server contains biblioserver or authorities, depending on what we search on.
1157 #warn "querying : $string on $server";
1158 $server='biblioserver' unless $server;
1159 # if we have a ", replace the content to discard temporarily any and/or/not inside
1161 if ($string =~/"/) {
1162 $string =~ s/"(.*?)"/__X__/;
1164 # print "commacontent : $commacontent\n";
1166 # split the query string in 3 parts : X AND Y means : $left="X", $operand="AND" and $right="Y"
1167 # then, call again NZanalyse with $left and $right
1168 # (recursive until we find a leaf (=> something without and/or/not)
1169 $string =~ /(.*)( and | or | not | AND | OR | NOT )(.*)/;
1172 my $operand = lc($2);
1173 # it's not a leaf, we have a and/or/not
1175 # reintroduce comma content if needed
1176 $right =~ s/__X__/"$commacontent"/ if $commacontent;
1177 $left =~ s/__X__/"$commacontent"/ if $commacontent;
1178 # warn "node : $left / $operand / $right\n";
1179 my $leftresult = NZanalyse($left,$server);
1180 my $rightresult = NZanalyse($right,$server);
1181 # OK, we have the results for right and left part of the query
1182 # depending of operand, intersect, union or exclude both lists
1183 # to get a result list
1184 if ($operand eq ' and ') {
1185 my @leftresult = split /;/, $leftresult;
1186 # my @rightresult = split /;/,$leftresult;
1188 # parse the left results, and if the biblionumber exist in the right result, save it in finalresult
1189 # the result is stored twice, to have the same weight for AND than OR.
1190 # example : TWO : 61,61,64,121 (two is twice in the biblio #61) / TOWER : 61,64,130
1191 # result : 61,61,61,61,64,64 for two AND tower : 61 has more weight than 64
1192 foreach (@leftresult) {
1193 if ($rightresult =~ "$_;") {
1194 $finalresult .= "$_;$_;";
1197 return $finalresult;
1198 } elsif ($operand eq ' or ') {
1199 # just merge the 2 strings
1200 return $leftresult.$rightresult;
1201 } elsif ($operand eq ' not ') {
1202 my @leftresult = split /;/, $leftresult;
1203 # my @rightresult = split /;/,$leftresult;
1205 foreach (@leftresult) {
1206 unless ($rightresult =~ "$_;") {
1207 $finalresult .= "$_;";
1210 return $finalresult;
1212 # this error is impossible, because of the regexp that isolate the operand, but just in case...
1213 die "error : operand unknown : $operand for $string";
1215 # it's a leaf, do the real SQL query and return the result
1217 $string =~ s/__X__/"$commacontent"/ if $commacontent;
1218 $string =~ s/-|\.|\?|,|;|!|'|\(|\)|\[|\]|{|}|"|<|>|&|\+|\*|\// /g;
1219 # warn "leaf : $string\n";
1220 # parse the string in in operator/operand/value again
1221 $string =~ /(.*)(=|>|>=|<|<=)(.*)/;
1226 # automatic replace for short operators
1227 $left='title' if $left eq 'ti';
1228 $left='author' if $left eq 'au';
1229 $left='publisher' if $left eq 'pb';
1230 $left='subject' if $left eq 'su';
1231 $left='koha-Auth-Number' if $left eq 'an';
1232 $left='keyword' if $left eq 'kw';
1234 #do a specific search
1235 my $dbh = C4::Context->dbh;
1236 $operator='LIKE' if $operator eq '=' and $right=~ /%/;
1237 my $sth = $dbh->prepare("SELECT biblionumbers FROM nozebra WHERE server=? AND indexname=? AND value $operator ?");
1238 # warn "$left / $operator / $right\n";
1239 # split each word, query the DB and build the biblionumbers result
1240 foreach (split / /,$right) {
1243 # warn "EXECUTE : $server, $left, $_";
1244 $sth->execute($server, $left, $_);
1245 while (my $line = $sth->fetchrow) {
1246 $biblionumbers .= $line;
1247 # warn "result : $line";
1249 # do a AND with existing list if there is one, otherwise, use the biblionumbers list as 1st result list
1251 my @leftresult = split /;/, $biblionumbers;
1253 foreach (@leftresult) {
1254 if ($results =~ "$_;") {
1260 $results = $biblionumbers;
1264 #do a complete search (all indexes)
1265 my $dbh = C4::Context->dbh;
1266 my $sth = $dbh->prepare("SELECT biblionumbers FROM nozebra WHERE server=? AND value LIKE ?");
1267 # split each word, query the DB and build the biblionumbers result
1268 foreach (split / /,$string) {
1269 next if C4::Context->stopwords->{uc($_)}; # skip if stopword
1270 #warn "search on all indexes on $_";
1273 $sth->execute($server, $_);
1274 while (my $line = $sth->fetchrow) {
1275 $biblionumbers .= $line;
1277 # do a AND with existing list if there is one, otherwise, use the biblionumbers list as 1st result list
1279 my @leftresult = split /;/, $biblionumbers;
1281 foreach (@leftresult) {
1282 if ($results =~ "$_;") {
1288 $results = $biblionumbers;
1292 # warn "return : $results for LEAF : $string";
1299 $finalresult = NZorder($biblionumbers, $ordering,$results_per_page,$offset);
1307 my ($biblionumbers, $ordering,$results_per_page,$offset) = @_;
1308 # order title asc by default
1309 # $ordering = '1=36 <i' unless $ordering;
1310 $results_per_page=20 unless $results_per_page;
1311 $offset = 0 unless $offset;
1312 my $dbh = C4::Context->dbh;
1314 # order by POPULARITY
1316 if ($ordering =~ /1=9523/) {
1319 # popularity is not in MARC record, it's builded from a specific query
1320 my $sth = $dbh->prepare("select sum(issues) from items where biblionumber=?");
1321 foreach (split /;/,$biblionumbers) {
1322 my ($biblionumber,$title) = split /,/,$_;
1323 $result{$biblionumber}=GetMarcBiblio($biblionumber);
1324 $sth->execute($biblionumber);
1325 my $popularity= $sth->fetchrow ||0;
1326 # hint : the key is popularity.title because we can have
1327 # many results with the same popularity. In this cas, sub-ordering is done by title
1328 # we also have biblionumber to avoid bug for 2 biblios with the same title & popularity
1329 # (un-frequent, I agree, but we won't forget anything that way ;-)
1330 $popularity{sprintf("%10d",$popularity).$title.$biblionumber} = $biblionumber;
1332 # sort the hash and return the same structure as GetRecords (Zebra querying)
1335 if ($ordering eq '1=9523 >i') { # sort popularity DESC
1336 foreach my $key (sort {$b cmp $a} (keys %popularity)) {
1337 $result_hash->{'RECORDS'}[$numbers++] = $result{$popularity{$key}}->as_usmarc();
1339 } else { # sort popularity ASC
1340 foreach my $key (sort (keys %popularity)) {
1341 $result_hash->{'RECORDS'}[$numbers++] = $result{$popularity{$key}}->as_usmarc();
1345 $result_hash->{'hits'} = $numbers;
1346 $finalresult->{'biblioserver'} = $result_hash;
1347 return $finalresult;
1351 } elsif ($ordering eq '1=1003 <i'){
1353 foreach (split /;/,$biblionumbers) {
1354 my ($biblionumber,$title) = split /,/,$_;
1355 my $record=GetMarcBiblio($biblionumber);
1357 if (C4::Context->preference('marcflavour') eq 'UNIMARC') {
1358 $author=$record->subfield('200','f');
1359 $author=$record->subfield('700','a') unless $author;
1361 $author=$record->subfield('100','a');
1363 # hint : the result is sorted by title.biblionumber because we can have X biblios with the same title
1364 # and we don't want to get only 1 result for each of them !!!
1365 $result{$author.$biblionumber}=$record;
1367 # sort the hash and return the same structure as GetRecords (Zebra querying)
1370 if ($ordering eq '1=1003 <i') { # sort by author desc
1371 foreach my $key (sort (keys %result)) {
1372 $result_hash->{'RECORDS'}[$numbers++] = $result{$key}->as_usmarc();
1374 } else { # sort by author ASC
1375 foreach my $key (sort { $a cmp $b } (keys %result)) {
1376 $result_hash->{'RECORDS'}[$numbers++] = $result{$key}->as_usmarc();
1380 $result_hash->{'hits'} = $numbers;
1381 $finalresult->{'biblioserver'} = $result_hash;
1382 return $finalresult;
1384 # ORDER BY callnumber
1386 } elsif ($ordering eq '1=20 <i'){
1388 foreach (split /;/,$biblionumbers) {
1389 my ($biblionumber,$title) = split /,/,$_;
1390 my $record=GetMarcBiblio($biblionumber);
1392 my ($callnumber_tag,$callnumber_subfield)=GetMarcFromKohaField($dbh,'items.itemcallnumber');
1393 ($callnumber_tag,$callnumber_subfield)= GetMarcFromKohaField('biblioitems.callnumber') unless $callnumber_tag;
1394 if (C4::Context->preference('marcflavour') eq 'UNIMARC') {
1395 $callnumber=$record->subfield('200','f');
1397 $callnumber=$record->subfield('100','a');
1399 # hint : the result is sorted by title.biblionumber because we can have X biblios with the same title
1400 # and we don't want to get only 1 result for each of them !!!
1401 $result{$callnumber.$biblionumber}=$record;
1403 # sort the hash and return the same structure as GetRecords (Zebra querying)
1406 if ($ordering eq '1=1003 <i') { # sort by title desc
1407 foreach my $key (sort (keys %result)) {
1408 $result_hash->{'RECORDS'}[$numbers++] = $result{$key}->as_usmarc();
1410 } else { # sort by title ASC
1411 foreach my $key (sort { $a cmp $b } (keys %result)) {
1412 $result_hash->{'RECORDS'}[$numbers++] = $result{$key}->as_usmarc();
1416 $result_hash->{'hits'} = $numbers;
1417 $finalresult->{'biblioserver'} = $result_hash;
1418 return $finalresult;
1419 } elsif ($ordering =~ /1=31/){ #pub year
1421 foreach (split /;/,$biblionumbers) {
1422 my ($biblionumber,$title) = split /,/,$_;
1423 my $record=GetMarcBiblio($biblionumber);
1424 my ($publicationyear_tag,$publicationyear_subfield)=GetMarcFromKohaField($dbh,'biblioitems.publicationyear');
1425 my $publicationyear=$record->subfield($publicationyear_tag,$publicationyear_subfield);
1426 # hint : the result is sorted by title.biblionumber because we can have X biblios with the same title
1427 # and we don't want to get only 1 result for each of them !!!
1428 $result{$publicationyear.$biblionumber}=$record;
1430 # sort the hash and return the same structure as GetRecords (Zebra querying)
1433 if ($ordering eq '1=31 <i') { # sort by pubyear desc
1434 foreach my $key (sort (keys %result)) {
1435 $result_hash->{'RECORDS'}[$numbers++] = $result{$key}->as_usmarc();
1437 } else { # sort by pub year ASC
1438 foreach my $key (sort { $b cmp $a } (keys %result)) {
1439 $result_hash->{'RECORDS'}[$numbers++] = $result{$key}->as_usmarc();
1443 $result_hash->{'hits'} = $numbers;
1444 $finalresult->{'biblioserver'} = $result_hash;
1445 return $finalresult;
1449 } elsif ($ordering =~ /1=4/) {
1450 # the title is in the biblionumbers string, so we just need to build a hash, sort it and return
1452 foreach (split /;/,$biblionumbers) {
1453 my ($biblionumber,$title) = split /,/,$_;
1454 # hint : the result is sorted by title.biblionumber because we can have X biblios with the same title
1455 # and we don't want to get only 1 result for each of them !!!
1456 # hint & speed improvement : we can order without reading the record
1457 # so order, and read records only for the requested page !
1458 $result{$title.$biblionumber}=$biblionumber;
1460 # sort the hash and return the same structure as GetRecords (Zebra querying)
1463 if ($ordering eq '1=4 <i') { # sort by title desc
1464 foreach my $key (sort (keys %result)) {
1465 $result_hash->{'RECORDS'}[$numbers++] = $result{$key};
1467 } else { # sort by title ASC
1468 foreach my $key (sort { $b cmp $a } (keys %result)) {
1469 $result_hash->{'RECORDS'}[$numbers++] = $result{$key};
1472 # limit the $results_per_page to result size if it's more
1473 $results_per_page = $numbers-1 if $numbers < $results_per_page;
1474 # for the requested page, replace biblionumber by the complete record
1475 # speed improvement : avoid reading too much things
1476 for (my $counter=$offset;$counter<=$offset+$results_per_page;$counter++) {
1477 $result_hash->{'RECORDS'}[$counter] = GetMarcBiblio($result_hash->{'RECORDS'}[$counter])->as_usmarc;
1480 $result_hash->{'hits'} = $numbers;
1481 $finalresult->{'biblioserver'} = $result_hash;
1482 return $finalresult;
1487 # we need 2 hashes to order by ranking : the 1st one to count the ranking, the 2nd to order by ranking
1490 foreach (split /;/,$biblionumbers) {
1491 my ($biblionumber,$title) = split /,/,$_;
1492 $title =~ /(.*)-(\d)/;
1495 # note that we + the ranking because ranking is calculated on weight of EACH term requested.
1496 # if we ask for "two towers", and "two" has weight 2 in biblio N, and "towers" has weight 4 in biblio N
1497 # biblio N has ranking = 6
1498 $count_ranking{$biblionumber} += $ranking;
1500 # build the result by "inverting" the count_ranking hash
1501 # 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
1503 foreach (keys %count_ranking) {
1504 $result{sprintf("%10d",$count_ranking{$_}).'-'.$_} = $_;
1506 # sort the hash and return the same structure as GetRecords (Zebra querying)
1509 foreach my $key (sort {$b cmp $a} (keys %result)) {
1510 $result_hash->{'RECORDS'}[$numbers++] = $result{$key};
1512 # limit the $results_per_page to result size if it's more
1513 $results_per_page = $numbers-1 if $numbers < $results_per_page;
1514 # for the requested page, replace biblionumber by the complete record
1515 # speed improvement : avoid reading too much things
1516 for (my $counter=$offset;$counter<=$offset+$results_per_page;$counter++) {
1517 $result_hash->{'RECORDS'}[$counter] = GetMarcBiblio($result_hash->{'RECORDS'}[$counter])->as_usmarc;
1520 $result_hash->{'hits'} = $numbers;
1521 $finalresult->{'biblioserver'} = $result_hash;
1522 return $finalresult;
1527 ($countchanged,$listunchanged) = ModBiblios($listbiblios, $tagsubfield,$initvalue,$targetvalue,$test);
1529 this function changes all the values $initvalue in subfield $tag$subfield in any record in $listbiblios
1530 test parameter if set donot perform change to records in database.
1536 * $listbiblios is an array ref to marcrecords to be changed
1537 * $tagsubfield is the reference of the subfield to change.
1538 * $initvalue is the value to search the record for
1539 * $targetvalue is the value to set the subfield to
1540 * $test is to be set only not to perform changes in database.
1542 =item C<Output arg:>
1543 * $countchanged counts all the changes performed.
1544 * $listunchanged contains the list of all the biblionumbers of records unchanged.
1546 =item C<usage in the script:>
1550 my ($countchanged, $listunchanged) = EditBiblios($results->{RECORD}, $tagsubfield,$initvalue,$targetvalue);;
1551 #If one wants to display unchanged records, you should get biblios foreach @$listunchanged
1552 $template->param(countchanged => $countchanged, loopunchanged=>$listunchanged);
1557 my ($listbiblios,$tagsubfield,$initvalue,$targetvalue,$test)=@_;
1560 my ($tag,$subfield)=($1,$2) if ($tagsubfield=~/^(\d{1,3})([a-z0-9A-Z@])?$/);
1561 if ((length($tag)<3)&& $subfield=~/0-9/){
1562 $tag=$tag.$subfield;
1565 my ($bntag,$bnsubf) = GetMarcFromKohaField('biblio.biblionumber');
1566 my ($itemtag,$itemsubf) = GetMarcFromKohaField('items.itemnumber');
1567 foreach my $usmarc (@$listbiblios){
1569 $record=eval{MARC::Record->new_from_usmarc($usmarc)};
1572 # usmarc is not a valid usmarc May be a biblionumber
1573 if ($tag eq $itemtag){
1574 my $bib=GetBiblioFromItemNumber($usmarc);
1575 $record=GetMarcItem($bib->{'biblionumber'},$usmarc) ;
1576 $biblionumber=$bib->{'biblionumber'};
1578 $record=GetMarcBiblio($usmarc);
1579 $biblionumber=$usmarc;
1583 $biblionumber = $record->subfield($bntag,$bnsubf);
1585 $biblionumber=$record->field($bntag)->data;
1588 #GetBiblionumber is to be written.
1589 #Could be replaced by TransformMarcToKoha (But Would be longer)
1590 if ($record->field($tag)){
1592 foreach my $field ($record->field($tag)){
1594 if ($field->delete_subfield('code' =>$subfield,'match'=>qr($initvalue))){
1597 $field->update($subfield,$targetvalue) if ($targetvalue);
1601 if ($field->delete_field($field)){
1606 $field->data=$targetvalue if ($field->data=~qr($initvalue));
1610 # warn $record->as_formatted;
1612 ModBiblio($record,$biblionumber,GetFrameworkCode($biblionumber)) unless ($test);
1614 push @unmatched, $biblionumber;
1617 push @unmatched, $biblionumber;
1620 return ($countmatched,\@unmatched);
1623 END { } # module clean-up code here (global destructor)
1630 Koha Developement team <info@koha.org>