package C4::Search;
-# Copyright 2000-2006 Katipo Communications
-#
# This file is part of Koha.
#
# Koha is free software; you can redistribute it and/or modify it under the
# Suite 330, Boston, MA 02111-1307 USA
use strict;
-use ZOOM;
-use Smart::Comments;
-use C4::Context;
-use MARC::Record;
-use MARC::File::XML;
-use C4::Biblio;
-
require Exporter;
+use C4::Context;
+use C4::Biblio; # GetMarcFromKohaField
+use C4::Koha; # getFacets
+use Lingua::Stem;
+use C4::Date;
use vars qw($VERSION @ISA @EXPORT @EXPORT_OK %EXPORT_TAGS);
# set the version for version checking
-$VERSION = do { my @v = '$Revision$' =~ /\d+/g;
- shift(@v) . "." . join( "_", map { sprintf "%03d", $_ } @v );
-};
+$VERSION = 3.00;
=head1 NAME
-C4::Search - Functions for searching the Koha catalog and other databases
+C4::Search - Functions for searching the Koha catalog.
=head1 SYNOPSIS
- use C4::Search;
+see opac/opac-search.pl or catalogue/search.pl for example of usage
=head1 DESCRIPTION
-This module provides the searching facilities for the Koha catalog and
-other databases.
+This module provides the searching facilities for the Koha into a zebra catalog.
=head1 FUNCTIONS
-=over 2
-
=cut
@ISA = qw(Exporter);
-@EXPORT = qw(search get_record);
+@EXPORT = qw(
+ &SimpleSearch
+ &findseealso
+ &FindDuplicate
+ &searchResults
+ &getRecords
+ &buildQuery
+ &NZgetRecords
+ &ModBiblios
+);
# make all your functions, whether exported or not;
-sub search {
- my ( $search, $type, $number ) = @_;
- my $dbh = C4::Context->dbh();
- my $q;
- my $Zconn;
- my $raw;
- eval { $Zconn = new ZOOM::Connection( C4::Context->config("zebradb") ); };
- if ($@) {
- warn "Error ", $@->code(), ": ", $@->message(), "\n";
+=head2 findseealso($dbh,$fields);
+
+C<$dbh> is a link to the DB handler.
+
+use C4::Context;
+my $dbh =C4::Context->dbh;
+
+C<$fields> is a reference to the fields array
+
+This function modify the @$fields array and add related fields to search on.
+
+=cut
+
+sub findseealso {
+ my ( $dbh, $fields ) = @_;
+ my $tagslib = GetMarcStructure( 1 );
+ for ( my $i = 0 ; $i <= $#{$fields} ; $i++ ) {
+ my ($tag) = substr( @$fields[$i], 1, 3 );
+ my ($subfield) = substr( @$fields[$i], 4, 1 );
+ @$fields[$i] .= ',' . $tagslib->{$tag}->{$subfield}->{seealso}
+ if ( $tagslib->{$tag}->{$subfield}->{seealso} );
+ }
+}
+
+=head2 FindDuplicate
+
+($biblionumber,$biblionumber,$title) = FindDuplicate($record);
+
+=cut
+
+sub FindDuplicate {
+ my ($record) = @_;
+ my $dbh = C4::Context->dbh;
+ my $result = TransformMarcToKoha( $dbh, $record, '' );
+ my $sth;
+ my $query;
+ my $search;
+ my $type;
+ my ( $biblionumber, $title );
+
+ # search duplicate on ISBN, easy and fast..
+ # ... normalize first
+ if ( $result->{isbn} ) {
+ $result->{isbn} =~ s/\(.*$//;
+ $result->{isbn} =~ s/\s+$//;
+ }
+ #$search->{'avoidquerylog'}=1;
+ if ( $result->{isbn} ) {
+ $query = "isbn=$result->{isbn}";
+ }
+ else {
+ $result->{title} =~ s /\\//g;
+ $result->{title} =~ s /\"//g;
+ $result->{title} =~ s /\(//g;
+ $result->{title} =~ s /\)//g;
+ # remove valid operators
+ $result->{title} =~ s/(and|or|not)//g;
+ $query = "ti,ext=$result->{title}";
+ $query .= " and mt=$result->{itemtype}" if ($result->{itemtype});
+ if ($result->{author}){
+ $result->{author} =~ s /\\//g;
+ $result->{author} =~ s /\"//g;
+ $result->{author} =~ s /\(//g;
+ $result->{author} =~ s /\)//g;
+ # remove valid operators
+ $result->{author} =~ s/(and|or|not)//g;
+ $query .= " and au,ext=$result->{author}";
+ }
+ }
+ my ($error,$searchresults) =
+ SimpleSearch($query); # FIXME :: hardcoded !
+ my @results;
+ foreach my $possible_duplicate_record (@$searchresults) {
+ my $marcrecord =
+ MARC::Record->new_from_usmarc($possible_duplicate_record);
+ my $result = TransformMarcToKoha( $dbh, $marcrecord, '' );
+
+ # FIXME :: why 2 $biblionumber ?
+ if ($result){
+ push @results, $result->{'biblionumber'};
+ push @results, $result->{'title'};
+ }
+ }
+ return @results;
+}
+
+=head2 SimpleSearch
+
+($error,$results) = SimpleSearch($query,@servers);
+
+this function performs a simple search on the catalog using zoom.
+
+=over 2
+
+=item C<input arg:>
+
+ * $query could be a simple keyword or a complete CCL query wich is depending on your ccl file.
+ * @servers is optionnal. default one is read on koha.xml
+
+=item C<Output arg:>
+ * $error is a string which containt the description error if there is one. Else it's empty.
+ * \@results is an array of marc record.
+
+=item C<usage in the script:>
+
+=back
+
+my ($error, $marcresults) = SimpleSearch($query);
+
+if (defined $error) {
+ $template->param(query_error => $error);
+ warn "error: ".$error;
+ output_html_with_http_headers $input, $cookie, $template->output;
+ exit;
+}
+
+my $hits = scalar @$marcresults;
+my @results;
+
+for(my $i=0;$i<$hits;$i++) {
+ my %resultsloop;
+ my $marcrecord = MARC::File::USMARC::decode($marcresults->[$i]);
+ my $biblio = TransformMarcToKoha(C4::Context->dbh,$marcrecord,'');
+
+ #build the hash for the template.
+ $resultsloop{highlight} = ($i % 2)?(1):(0);
+ $resultsloop{title} = $biblio->{'title'};
+ $resultsloop{subtitle} = $biblio->{'subtitle'};
+ $resultsloop{biblionumber} = $biblio->{'biblionumber'};
+ $resultsloop{author} = $biblio->{'author'};
+ $resultsloop{publishercode} = $biblio->{'publishercode'};
+ $resultsloop{publicationyear} = $biblio->{'publicationyear'};
+
+ push @results, \%resultsloop;
+}
+$template->param(result=>\@results);
+
+=cut
+
+sub SimpleSearch {
+ my $query = shift;
+ if (C4::Context->preference('NoZebra')) {
+ my $result = NZorder(NZanalyse($query))->{'biblioserver'}->{'RECORDS'};
+ return (undef,$result);
+ } else {
+ my @servers = @_;
+ my @results;
+ my @tmpresults;
+ my @zconns;
+ return ( "No query entered", undef ) unless $query;
+
+ #@servers = (C4::Context->config("biblioserver")) unless @servers;
+ @servers =
+ ("biblioserver") unless @servers
+ ; # FIXME hardcoded value. See catalog/search.pl & opac-search.pl too.
+
+ # Connect & Search
+ for ( my $i = 0 ; $i < @servers ; $i++ ) {
+ $zconns[$i] = C4::Context->Zconn( $servers[$i], 1 );
+ $tmpresults[$i] =
+ $zconns[$i]
+ ->search( new ZOOM::Query::CCL2RPN( $query, $zconns[$i] ) );
+
+ # getting error message if one occured.
+ my $error =
+ $zconns[$i]->errmsg() . " ("
+ . $zconns[$i]->errcode() . ") "
+ . $zconns[$i]->addinfo() . " "
+ . $zconns[$i]->diagset();
+
+ return ( $error, undef ) if $zconns[$i]->errcode();
+ }
+ my $hits;
+ my $ev;
+ while ( ( my $i = ZOOM::event( \@zconns ) ) != 0 ) {
+ $ev = $zconns[ $i - 1 ]->last_event();
+ if ( $ev == ZOOM::Event::ZEND ) {
+ $hits = $tmpresults[ $i - 1 ]->size();
+ }
+ if ( $hits > 0 ) {
+ for ( my $j = 0 ; $j < $hits ; $j++ ) {
+ my $record = $tmpresults[ $i - 1 ]->record($j)->raw();
+ push @results, $record;
+ }
+ }
+ }
+ return ( undef, \@results );
}
+}
- if ( $type eq 'CQL' ) {
- my $string;
- if ( $search->{'cql'} ) {
- $string = $search->{'cql'};
+# performs the search
+sub getRecords {
+ my (
+ $koha_query, $federated_query, $sort_by_ref,
+ $servers_ref, $results_per_page, $offset,
+ $expanded_facet, $branches, $query_type,
+ $scan
+ ) = @_;
+# warn "Query : $koha_query";
+ my @servers = @$servers_ref;
+ my @sort_by = @$sort_by_ref;
+
+ # create the zoom connection and query object
+ my $zconn;
+ my @zconns;
+ my @results;
+ my $results_hashref = ();
+
+ ### FACETED RESULTS
+ my $facets_counter = ();
+ my $facets_info = ();
+ my $facets = getFacets();
+
+ #### INITIALIZE SOME VARS USED CREATE THE FACETED RESULTS
+ my @facets_loop; # stores the ref to array of hashes for template
+ for ( my $i = 0 ; $i < @servers ; $i++ ) {
+ $zconns[$i] = C4::Context->Zconn( $servers[$i], 1 );
+
+# perform the search, create the results objects
+# if this is a local search, use the $koha-query, if it's a federated one, use the federated-query
+ my $query_to_use;
+ if ( $servers[$i] =~ /biblioserver/ ) {
+ $query_to_use = $koha_query;
}
else {
- foreach my $var ( keys %$search ) {
- $string .= "$var=\"$search->{$var}\" ";
+ $query_to_use = $federated_query;
+ }
+
+ # check if we've got a query_type defined
+ eval {
+ if ($query_type)
+ {
+ if ( $query_type =~ /^ccl/ ) {
+ $query_to_use =~
+ s/\:/\=/g; # change : to = last minute (FIXME)
+
+ # warn "CCL : $query_to_use";
+ $results[$i] =
+ $zconns[$i]->search(
+ new ZOOM::Query::CCL2RPN( $query_to_use, $zconns[$i] )
+ );
+ }
+ elsif ( $query_type =~ /^cql/ ) {
+
+ # warn "CQL : $query_to_use";
+ $results[$i] =
+ $zconns[$i]->search(
+ new ZOOM::Query::CQL( $query_to_use, $zconns[$i] ) );
+ }
+ elsif ( $query_type =~ /^pqf/ ) {
+
+ # warn "PQF : $query_to_use";
+ $results[$i] =
+ $zconns[$i]->search(
+ new ZOOM::Query::PQF( $query_to_use, $zconns[$i] ) );
+ }
+ }
+ else {
+ if ($scan) {
+
+ # warn "preparing to scan";
+ $results[$i] =
+ $zconns[$i]->scan(
+ new ZOOM::Query::CCL2RPN( $query_to_use, $zconns[$i] )
+ );
+ }
+ else {
+
+ # warn "LAST : $query_to_use";
+ $results[$i] =
+ $zconns[$i]->search(
+ new ZOOM::Query::CCL2RPN( $query_to_use, $zconns[$i] )
+ );
+ }
+ }
+ };
+ if ($@) {
+ warn "WARNING: query problem with $query_to_use " . $@;
+ }
+
+ # concatenate the sort_by limits and pass them to the results object
+ my $sort_by;
+ foreach my $sort (@sort_by) {
+ if ($sort eq "author_az") {
+ $sort_by.="1=1003 <i ";
+ }
+ elsif ($sort eq "author_za") {
+ $sort_by.="1=1003 >i ";
+ }
+ elsif ($sort eq "popularity_asc") {
+ $sort_by.="1=9003 <i ";
+ }
+ elsif ($sort eq "popularity_dsc") {
+ $sort_by.="1=9003 >i ";
+ }
+ elsif ($sort eq "call_number_asc") {
+ $sort_by.="1=20 <i ";
+ }
+ elsif ($sort eq "call_number_dsc") {
+ $sort_by.="1=20 >i ";
+ }
+ elsif ($sort eq "pubdate_asc") {
+ $sort_by.="1=31 <i ";
+ }
+ elsif ($sort eq "pubdate_dsc") {
+ $sort_by.="1=31 >i ";
+ }
+ elsif ($sort eq "acqdate_asc") {
+ $sort_by.="1=32 <i ";
+ }
+ elsif ($sort eq "acqdate_dsc") {
+ $sort_by.="1=32 >i ";
+ }
+ elsif ($sort eq "title_az") {
+ $sort_by.="1=4 <i ";
+ }
+ elsif ($sort eq "title_za") {
+ $sort_by.="1=4 >i ";
}
}
- $Zconn->option( cqlfile => C4::Context->config("intranetdir")
- . "/zebra/pqf.properties" );
- $Zconn->option( preferredRecordSyntax => "xml" );
- $q = new ZOOM::Query::CQL2RPN( $string, $Zconn );
+ if ($sort_by) {
+ if ( $results[$i]->sort( "yaz", $sort_by ) < 0) {
+ warn "WARNING sort $sort_by failed";
+ }
+ }
}
- my $rs;
- my $n;
- eval {
- $rs = $Zconn->search($q);
- $n = $rs->size();
- };
- if ($@) {
- print "Error ", $@->code(), ": ", $@->message(), "\n";
+ while ( ( my $i = ZOOM::event( \@zconns ) ) != 0 ) {
+ my $ev = $zconns[ $i - 1 ]->last_event();
+ if ( $ev == ZOOM::Event::ZEND ) {
+ my $size = $results[ $i - 1 ]->size();
+ if ( $size > 0 ) {
+ my $results_hash;
+ #$results_hash->{'server'} = $servers[$i-1];
+ # loop through the results
+ $results_hash->{'hits'} = $size;
+ my $times;
+ if ( $offset + $results_per_page <= $size ) {
+ $times = $offset + $results_per_page;
+ }
+ else {
+ $times = $size;
+ }
+ for ( my $j = $offset ; $j < $times ; $j++ )
+ { #(($offset+$count<=$size) ? ($offset+$count):$size) ; $j++){
+ my $records_hash;
+ my $record;
+ my $facet_record;
+ ## This is just an index scan
+ if ($scan) {
+ my ( $term, $occ ) = $results[ $i - 1 ]->term($j);
+
+ # here we create a minimal MARC record and hand it off to the
+ # template just like a normal result ... perhaps not ideal, but
+ # it works for now
+ my $tmprecord = MARC::Record->new();
+ $tmprecord->encoding('UTF-8');
+ my $tmptitle;
+
+ # srote the minimal record in author/title (depending on MARC flavour)
+ if ( C4::Context->preference("marcflavour") eq
+ "UNIMARC" )
+ {
+ $tmptitle = MARC::Field->new(
+ '200', ' ', ' ',
+ a => $term,
+ f => $occ
+ );
+ }
+ else {
+ $tmptitle = MARC::Field->new(
+ '245', ' ', ' ',
+ a => $term,
+ b => $occ
+ );
+ }
+ $tmprecord->append_fields($tmptitle);
+ $results_hash->{'RECORDS'}[$j] =
+ $tmprecord->as_usmarc();
+ }
+ else {
+ $record = $results[ $i - 1 ]->record($j)->raw();
+
+ #warn "RECORD $j:".$record;
+ $results_hash->{'RECORDS'}[$j] =
+ $record; # making a reference to a hash
+ # Fill the facets while we're looping
+ $facet_record = MARC::Record->new_from_usmarc($record);
+
+ #warn $servers[$i-1].$facet_record->title();
+ for ( my $k = 0 ; $k <= @$facets ; $k++ ) {
+ if ( $facets->[$k] ) {
+ my @fields;
+ for my $tag ( @{ $facets->[$k]->{'tags'} } ) {
+ push @fields, $facet_record->field($tag);
+ }
+ for my $field (@fields) {
+ my @subfields = $field->subfields();
+ for my $subfield (@subfields) {
+ my ( $code, $data ) = @$subfield;
+ if ( $code eq
+ $facets->[$k]->{'subfield'} )
+ {
+ $facets_counter->{ $facets->[$k]
+ ->{'link_value'} }->{$data}++;
+ }
+ }
+ }
+ $facets_info->{ $facets->[$k]->{'link_value'} }
+ ->{'label_value'} =
+ $facets->[$k]->{'label_value'};
+ $facets_info->{ $facets->[$k]->{'link_value'} }
+ ->{'expanded'} = $facets->[$k]->{'expanded'};
+ }
+ }
+ }
+ }
+ $results_hashref->{ $servers[ $i - 1 ] } = $results_hash;
+ }
+
+ #print "connection ", $i-1, ": $size hits";
+ #print $results[$i-1]->record(0)->render() if $size > 0;
+ # BUILD FACETS
+ for my $link_value (
+ sort { $facets_counter->{$b} <=> $facets_counter->{$a} }
+ keys %$facets_counter
+ )
+ {
+ my $expandable;
+ my $number_of_facets;
+ my @this_facets_array;
+ for my $one_facet (
+ sort {
+ $facets_counter->{$link_value}
+ ->{$b} <=> $facets_counter->{$link_value}->{$a}
+ } keys %{ $facets_counter->{$link_value} }
+ )
+ {
+ $number_of_facets++;
+ if ( ( $number_of_facets < 6 )
+ || ( $expanded_facet eq $link_value )
+ || ( $facets_info->{$link_value}->{'expanded'} ) )
+ {
+
+ # sanitize the link value ), ( will cause errors with CCL
+ my $facet_link_value = $one_facet;
+ $facet_link_value =~ s/(\(|\))/ /g;
+
+ # fix the length that will display in the label
+ my $facet_label_value = $one_facet;
+ $facet_label_value = substr( $one_facet, 0, 20 ) . "..."
+ unless length($facet_label_value) <= 20;
+
+ # well, if it's a branch, label by the name, not the code
+ if ( $link_value =~ /branch/ ) {
+ $facet_label_value =
+ $branches->{$one_facet}->{'branchname'};
+ }
+
+ # but we're down with the whole label being in the link's title
+ my $facet_title_value = $one_facet;
+
+ push @this_facets_array,
+ (
+ {
+ facet_count =>
+ $facets_counter->{$link_value}->{$one_facet},
+ facet_label_value => $facet_label_value,
+ facet_title_value => $facet_title_value,
+ facet_link_value => $facet_link_value,
+ type_link_value => $link_value,
+ },
+ );
+ }
+ }
+ unless ( $facets_info->{$link_value}->{'expanded'} ) {
+ $expandable = 1
+ if ( ( $number_of_facets > 6 )
+ && ( $expanded_facet ne $link_value ) );
+ }
+ push @facets_loop,
+ (
+ {
+ type_link_value => $link_value,
+ type_id => $link_value . "_id",
+ type_label =>
+ $facets_info->{$link_value}->{'label_value'},
+ facets => \@this_facets_array,
+ expandable => $expandable,
+ expand => $link_value,
+ }
+ );
+ }
+ }
}
- my $i = 0;
- my @results;
- while ( $i < $n && $i < $number ) {
- $raw = $rs->record($i)->raw();
- my $record = MARC::Record->new_from_xml($raw);
- my $line = MARCmarc2koha( $dbh, $record );
- push @results, $line;
-# push @results,$raw;
- $i++;
+ return ( undef, $results_hashref, \@facets_loop );
+}
+
+sub _remove_stopwords {
+ my ($operand,$index) = @_;
+ # if the index contains more than one qualifier, but not phrase:
+ if ($index!~m/phr|ext/){
+ # operand may be a wordlist deleting stopwords
+ # remove stopwords from operand : parse all stopwords & remove them (case insensitive)
+ # we use IsAlpha unicode definition, to deal correctly with diacritics.
+ # otherwise, a french word like "leçon" is splitted in "le" "çon", le is an empty word, we get "çon"
+ # and don't find anything...
+ foreach (keys %{C4::Context->stopwords}) {
+ next if ($_ =~/(and|or|not)/); # don't remove operators
+ $operand=~ s/\P{IsAlpha}$_\P{IsAlpha}/ /i;
+ $operand=~ s/^$_\P{IsAlpha}/ /i;
+ $operand=~ s/\P{IsAlpha}$_$/ /i;
+ }
+ }
+ return $operand;
+}
+
+sub _add_truncation {
+ my ($operand,$index) = @_;
+ my (@nontruncated,@righttruncated,@lefttruncated,@rightlefttruncated,@regexpr);
+ # if the index contains more than one qualifier, but not phrase, add truncation qualifiers
+ #if (index($index,"phr")<0 && index($index,",")>0){
+ # warn "ADDING TRUNCATION QUALIFIERS";
+ $operand =~s/^ //g;
+ my @wordlist= split (/\s/,$operand);
+ foreach my $word (@wordlist){
+ if ($word=~s/^\*([^\*]+)\*$/$1/){
+ push @rightlefttruncated,$word;
+ }
+ elsif($word=~s/^\*([^\*]+)$/$1/){
+ push @lefttruncated,$word;
+
+ }
+ elsif ($word=~s/^([^\*]+)\*$/$1/){
+ push @righttruncated,$word;
+ }
+ elsif (index($word,"*")<0){
+ push @nontruncated,$word;
+ }
+ else {
+ push @regexpr,$word;
+
+ }
+ }
+ #}
+ return (\@nontruncated,\@righttruncated,\@lefttruncated,\@rightlefttruncated,\@regexpr);
+}
+
+sub _build_stemmed_operand {
+ my ($operand) = @_;
+ my $stemmed_operand;
+ #$operand =~ s/^(and |or |not )//i;
+ # STEMMING FIXME: may need to refine the field weighting so stemmed operands don't
+ # disrupt the query ranking, this needs more testing
+ # FIXME: the locale should be set based on the user's language and/or search choice
+ my $stemmer = Lingua::Stem->new( -locale => 'EN-US' );
+ # FIXME: these should be stored in the db so the librarian can modify the behavior
+ $stemmer->add_exceptions(
+ {
+ 'and' => 'and',
+ 'or' => 'or',
+ 'not' => 'not',
+ }
+
+ );
+ my @words = split( / /, $operand );
+ my $stems = $stemmer->stem(@words);
+ foreach my $stem (@$stems) {
+ $stemmed_operand .= "$stem";
+ $stemmed_operand .= "?" unless ( $stem =~ /(and$|or$|not$)/ ) || ( length($stem) < 3 );
+ $stemmed_operand .= " ";
+ }
+ #warn "STEMMED OPERAND: $stemmed_operand";
+ return $stemmed_operand;
+}
+
+sub _build_weighted_query {
+ # FIELD WEIGHTING - This is largely experimental stuff. What I'm committing works
+ # pretty well but will work much better when we have an actual query parser
+ my ($operand,$stemmed_operand,$index) = @_;
+ my $stemming = C4::Context->preference("QueryStemming") || 0;
+ my $weight_fields = C4::Context->preference("QueryWeightFields") || 0;
+ my $fuzzy_enabled = C4::Context->preference("QueryFuzzy") || 0;
+
+ my $weighted_query .= " (rk=("; # Specifies that we're applying rank
+ # keyword has different weight properties
+ if ( ( $index =~ /kw/ ) || ( !$index ) ) {
+ # a simple way to find out if this query uses an index
+ if ( $operand =~ /(\=|\:)/ ) {
+ $weighted_query .= " $operand";
+ }
+ else {
+ $weighted_query .=" Title-cover,ext,r1=\"$operand\""; # title cover as exact
+ $weighted_query .=" or ti,ext,r2=\"$operand\""; # exact title elsewhere
+ $weighted_query .= " or ti,phr,r3=\"$operand\""; # index as phrase
+ #$weighted_query .= " or any,ext,r4=$operand"; # index as exact
+ #$weighted_query .=" or kw,wrdl,r5=\"$operand\""; # all the words in the query (wordlist)
+ $weighted_query .= " or wrd,fuzzy,r8=\"$operand\"" if $fuzzy_enabled; # add fuzzy
+ $weighted_query .= " or wrd,right-Truncation,r9=\"$stemmed_operand\"" if ($stemming and $stemmed_operand); # add stemming
+ # embedded sorting: 0 a-z; 1 z-a
+ #$weighted_query .= ") or (sort1,aut=1";
+ }
+
+ }
+ #TODO: build better cases based on specific search indexes
+ #elsif ( $index =~ /au/ ) {
+ # $weighted_query .=" $index,ext,r1=$operand"; # index label as exact
+ # #$weighted_query .= " or (title-sort-az=0 or $index,startswithnt,st-word,r3=$operand #)";
+ # $weighted_query .=" or $index,phr,r3=$operand"; # index as phrase
+ # $weighted_query .= " or $index,rt,wrd,r3=$operand";
+ #}
+ #elsif ( $index =~ /ti/ ) {
+ # $weighted_query .=" Title-cover,ext,r1=$operand"; # index label as exact
+ # $weighted_query .= " or Title-series,ext,r2=$operand";
+ # #$weighted_query .= " or ti,ext,r2=$operand";
+ # #$weighted_query .= " or ti,phr,r3=$operand";
+ # #$weighted_query .= " or ti,wrd,r3=$operand";
+ # $weighted_query .=" or (title-sort-az=0 or Title-cover,startswithnt,st-word,r3=$operand #)";
+ # $weighted_query .=" or (title-sort-az=0 or Title-cover,phr,r6=$operand)";
+ #$weighted_query .= " or Title-cover,wrd,r5=$operand";
+ #$weighted_query .= " or ti,ext,r6=$operand";
+ #$weighted_query .= " or ti,startswith,phr,r7=$operand";
+ #$weighted_query .= " or ti,phr,r8=$operand";
+ #$weighted_query .= " or ti,wrd,r9=$operand";
+ #$weighted_query .= " or ti,ext,r2=$operand"; # index as exact
+ #$weighted_query .= " or ti,phr,r3=$operand"; # index as phrase
+ #$weighted_query .= " or any,ext,r4=$operand"; # index as exact
+ #$weighted_query .= " or kw,wrd,r5=$operand"; # index as exact
+ #}
+ else {
+ warn "WEIGHT GENERIC";
+ $weighted_query .=" $index=$operand";
+ #$weighted_query .=" $index,ext,r1=$operand"; # index label as exact
+ #$weighted_query .= " or $index,ext,r2=$operand"; # index as exact
+ #$weighted_query .=" or $index,phr,r3=$operand"; # index as phrase
+ #$weighted_query .= " or $index,rt,wrd,r3=$operand";
+ #$weighted_query .=" or $index,wrd,r5=$operand"; # index as word right-truncated
+ #$weighted_query .= " or $index,wrd,fuzzy,r8=$operand" if $fuzzy_enabled;
+ }
+ $weighted_query .= "))"; # close rank specification
+ return $weighted_query;
+}
+
+# build the query itself
+sub buildQuery {
+ my ( $operators, $operands, $indexes, $limits, $sort_by ) = @_;
+
+ my @operators = @$operators if $operators;
+ my @indexes = @$indexes if $indexes;
+ my @operands = @$operands if $operands;
+ my @limits = @$limits if $limits;
+ my @sort_by = @$sort_by if $sort_by;
+
+ my $stemming = C4::Context->preference("QueryStemming") || 0;
+ my $weight_fields = C4::Context->preference("QueryWeightFields") || 0;
+ my $fuzzy_enabled = C4::Context->preference("QueryFuzzy") || 0;
+
+ my $human_search_desc; # a human-readable query
+ my $machine_search_desc; #a machine-readable query
+ #warn "OPERATORS: >@operators< INDEXES: >@indexes< OPERANDS: >@operands< LIMITS: >@limits< SORTS: >@sort_by<";
+ my $query = $operands[0];
+# STEP I: determine if this is a form-based / simple query or if it's complex (if complex,
+# we can't handle field weighting, stemming until a formal query parser is written
+
+# check if this is a known query language query, if it is, return immediately,
+# the user is responsible for constructing valid syntax:
+ if ( $query =~ /^ccl=/ ) {
+ return ( undef, $', $', $', 'ccl' );
+ }
+ if ( $query =~ /^cql=/ ) {
+ return ( undef, $', $', $', 'cql' );
}
- return ( \@results );
+ if ( $query =~ /^pqf=/ ) {
+ return ( undef, $', $', $', 'pqf' );
+ }
+ if ( $query =~ /(\(|\))/ ) { # sorry, too complex, assume CCL
+ return ( undef, $query, $query, $query, 'ccl' );
+ }
+
+# form-based queries are limited to non-nested at a specific depth, so we can easily
+# modify the incoming query operands and indexes to do stemming and field weighting
+# Once we do so, we'll end up with a value in $query, just like if we had an
+# incoming $query from the user
+ else {
+ $query = ""; # clear it out so we can populate properly with field-weighted stemmed query
+ my $previous_operand; # a flag used to keep track if there was a previous query
+ # if there was, we can apply the current operator
+ # for every operand
+ for ( my $i = 0 ; $i <= @operands ; $i++ ) {
+
+ # COMBINE OPERANDS, INDEXES AND OPERATORS
+ if ( $operands[$i] ) {
+ my $operand = $operands[$i];
+ my $index = $indexes[$i];
+
+ # if there's no index, don't use one, it will throw a CCL error
+ my $index_plus;# $index_plus = "$index:" if $index;
+ my $index_plus_comma;# $index_plus_comma="$index," if $index;
+
+ # Remove Stopwords
+ $operand = _remove_stopwords($operand,$index);
+ #warn "OP_SW: $operand";
+ # Handle Truncation
+ my ($nontruncated,$righttruncated,$lefttruncated,$rightlefttruncated,$regexpr);
+ ($nontruncated,$righttruncated,$lefttruncated,$rightlefttruncated,$regexpr) = _add_truncation($operand,$index);
+ #warn "TRUNCATION: NON:@$nontruncated RIGHT:@$righttruncated LEFT:@$lefttruncated RIGHTLEFT:@$rightlefttruncated REGEX:@$regexpr";
+
+ # Handle Stemming
+ my $stemmed_operand;
+ $stemmed_operand = _build_stemmed_operand($operand) if $stemming;
+
+ # Handle Field Weighting
+ my $weighted_operand;
+ $weighted_operand = _build_weighted_query($operand,$stemmed_operand,$index) if $weight_fields;
+ # proves we're operating in multi-leaf mode
+ # $weighted_operand = "$weighted_operand and $weighted_operand";
+ $operand = $weighted_operand if $weight_fields;
+
+ # If there's a previous operand, we need to add an operator
+ if ($previous_operand) {
+ # user-specified operator
+ if ( $operators[$i-1] ) {
+ $human_search_desc .=" $operators[$i-1] $index_plus $operands[$i]";
+ $query .= " $operators[$i-1] $index_plus $operand";
+ }
+ # the default operator is and
+ else {
+ $query .= " and $index_plus $operand";
+ $human_search_desc .= " and $index_plus $operands[$i]";
+ }
+ }
+ # There's no previous operand - FIXME: completely ignoring our $query, no field weighting, no stemming
+ # FIXME: also, doesn't preserve original order
+ else {
+ # if there are terms to fit with truncation
+ if (scalar(@$righttruncated)+scalar(@$lefttruncated)+scalar(@$rightlefttruncated)>0){
+ # add the non-truncated ones first
+ $query.= "$index_plus @$nontruncated " if (scalar(@$nontruncated)>0);
+ if (scalar(@$righttruncated)>0){
+ $query .= "and $index_plus_comma"."rtrn:@$righttruncated ";
+ }
+ if (scalar(@$lefttruncated)>0){
+ $query .= "and $index_plus_comma"."ltrn:@$lefttruncated ";
+ }
+ if (scalar(@$rightlefttruncated)>0){
+ $query .= "and $index_plus_comma"."rltrn:@$rightlefttruncated ";
+ }
+ $query=~s/^and//; # FIXME: this is cheating :-)
+ $human_search_desc .= $query;
+ } else {
+ $query .= " $index_plus $operand";
+ $human_search_desc .= " $index_plus $operands[$i]";
+ }
+ $previous_operand = 1;
+ }
+ } #/if $operands
+ } # /for
+ }
+ #warn "QUERY:".$query;
+ # add limits
+ my $limit_query;
+ my $limit_search_desc;
+ foreach my $limit (@limits) {
+
+ # FIXME: not quite right yet ... will work on this soon -- JF
+ my $type = $1 if $limit =~ m/([^:]+):([^:]*)/;
+ if ( $limit =~ /available/ ) {
+ $limit_query .= " (($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))";
+ #$limit_search_desc.=" and available";
+ }
+ elsif ( ($limit_query) && ( index( $limit_query, $type, 0 ) > 0 ) ) {
+ if ( $limit_query !~ /\(/ ) {
+ $limit_query =
+ substr( $limit_query, 0, index( $limit_query, $type, 0 ) )
+ . "("
+ . substr( $limit_query, index( $limit_query, $type, 0 ) )
+ . " or $limit )"
+ if $limit;
+ $limit_search_desc =
+ substr( $limit_search_desc, 0,
+ index( $limit_search_desc, $type, 0 ) )
+ . "("
+ . substr( $limit_search_desc,
+ index( $limit_search_desc, $type, 0 ) )
+ . " or $limit )"
+ if $limit;
+ }
+ else {
+ chop $limit_query;
+ chop $limit_search_desc;
+ $limit_query .= " or $limit )" if $limit;
+ $limit_search_desc .= " or $limit )" if $limit;
+ }
+ }
+ elsif ( ($limit_query) && ( $limit =~ /mc/ ) ) {
+ $limit_query .= " or $limit" if $limit;
+ $limit_search_desc .= " or $limit" if $limit;
+ }
+
+ # these are treated as AND
+ elsif ($limit_query) {
+ if ($limit =~ /branch/){
+ $limit_query .= " ) and ( $limit" if $limit;
+ $limit_search_desc .= " ) and ( $limit" if $limit;
+ }else{
+ $limit_query .= " or $limit" if $limit;
+ $limit_search_desc .= " or $limit" if $limit;
+ }
+ }
+
+ # otherwise, there is nothing but the limit
+ else {
+ $limit_query .= "$limit" if $limit;
+ $limit_search_desc .= "$limit" if $limit;
+ }
+ }
+
+ # if there's also a query, we need to AND the limits to it
+ if ( ($limit_query) && ($query) ) {
+ $limit_query = " and (" . $limit_query . ")";
+ $limit_search_desc = " and ($limit_search_desc)" if $limit_search_desc;
+
+ }
+ #warn "LIMIT: $limit_query";
+ $query .= $limit_query;
+ $human_search_desc .= $limit_search_desc;
+
+ # now normalize the strings
+ $query =~ s/ / /g; # remove extra spaces
+ $query =~ s/^ //g; # remove any beginning spaces
+ $query =~ s/:/=/g; # causes probs for server
+ $query =~ s/==/=/g; # remove double == from query
+
+ my $federated_query = $human_search_desc;
+ $federated_query =~ s/ / /g;
+ $federated_query =~ s/^ //g;
+ $federated_query =~ s/:/=/g;
+ my $federated_query_opensearch = $federated_query;
+
+# my $federated_query_RPN = new ZOOM::Query::CCL2RPN( $query , C4::Context->ZConn('biblioserver'));
+
+ $human_search_desc =~ s/ / /g;
+ $human_search_desc =~ s/^ //g;
+ my $koha_query = $query;
+
+ #warn "QUERY:".$koha_query;
+ #warn "SEARCHDESC:".$human_search_desc;
+ #warn "FEDERATED QUERY:".$federated_query;
+ return ( undef, $human_search_desc, $koha_query, $federated_query );
}
-sub get_record {
+# IMO this subroutine is pretty messy still -- it's responsible for
+# building the HTML output for the template
+sub searchResults {
+ my ( $searchdesc, $hits, $results_per_page, $offset, @marcresults ) = @_;
+
+ my $dbh = C4::Context->dbh;
+ my $toggle;
+ my $even = 1;
+ my @newresults;
+ my $span_terms_hashref;
+ for my $span_term ( split( / /, $searchdesc ) ) {
+ $span_term =~ s/(.*=|\)|\(|\+|\.)//g;
+ $span_terms_hashref->{$span_term}++;
+ }
+
+ #Build brancnames hash
+ #find branchname
+ #get branch information.....
+ my %branches;
+ my $bsth =
+ $dbh->prepare("SELECT branchcode,branchname FROM branches")
+ ; # FIXME : use C4::Koha::GetBranches
+ $bsth->execute();
+ while ( my $bdata = $bsth->fetchrow_hashref ) {
+ $branches{ $bdata->{'branchcode'} } = $bdata->{'branchname'};
+ }
+
+ #Build itemtype hash
+ #find itemtype & itemtype image
+ my %itemtypes;
+ $bsth =
+ $dbh->prepare("SELECT itemtype,description,imageurl,summary,notforloan FROM itemtypes");
+ $bsth->execute();
+ while ( my $bdata = $bsth->fetchrow_hashref ) {
+ $itemtypes{ $bdata->{'itemtype'} }->{description} =
+ $bdata->{'description'};
+ $itemtypes{ $bdata->{'itemtype'} }->{imageurl} = $bdata->{'imageurl'};
+ $itemtypes{ $bdata->{'itemtype'} }->{summary} = $bdata->{'summary'};
+ $itemtypes{ $bdata->{'itemtype'} }->{notforloan} = $bdata->{'notforloan'};
+ }
+
+ #search item field code
+ my $sth =
+ $dbh->prepare(
+"select tagfield from marc_subfield_structure where kohafield like 'items.itemnumber'"
+ );
+ $sth->execute;
+ my ($itemtag) = $sth->fetchrow;
+
+ ## find column names of items related to MARC
+ my $sth2 = $dbh->prepare("SHOW COLUMNS from items");
+ $sth2->execute;
+ my %subfieldstosearch;
+ while ( ( my $column ) = $sth2->fetchrow ) {
+ my ( $tagfield, $tagsubfield ) =
+ &GetMarcFromKohaField( "items." . $column, "" );
+ $subfieldstosearch{$column} = $tagsubfield;
+ }
+ my $times;
- # pass in an id (biblionumber at this stage) and get back a MARC record
- my ($id) = @_;
- my $q;
- my $Zconn;
- my $raw;
- eval { $Zconn = new ZOOM::Connection( C4::Context->config("zebradb") ); };
- if ($@) {
- warn "Error ", $@->code(), ": ", $@->message(), "\n";
+ if ( $hits && $offset + $results_per_page <= $hits ) {
+ $times = $offset + $results_per_page;
+ }
+ else {
+ $times = $hits;
}
- $Zconn->option( cqlfile => C4::Context->config("intranetdir")
- . "/zebra/pqf.properties" );
- $Zconn->option( preferredRecordSyntax => "xml" );
- my $string = "identifier=$id";
- warn $string;
- $q = new ZOOM::Query::CQL2RPN( $string, $Zconn);
- eval {
-# my $rs = $Zconn->search_pqf("\@attr 1=12 $id");
- my $rs = $Zconn->search($q);
- my $n = $rs->size();
- if ( $n > 0 ) {
- $raw = $rs->record(0)->raw();
+ for ( my $i = $offset ; $i <= $times - 1 ; $i++ ) {
+ my $marcrecord;
+ $marcrecord = MARC::File::USMARC::decode( $marcresults[$i] );
+ my $oldbiblio = TransformMarcToKoha( $dbh, $marcrecord, '' );
+ # add image url if there is one
+ if ( $itemtypes{ $oldbiblio->{itemtype} }->{imageurl} =~ /^http:/ ) {
+ $oldbiblio->{imageurl} =
+ $itemtypes{ $oldbiblio->{itemtype} }->{imageurl};
+ $oldbiblio->{description} =
+ $itemtypes{ $oldbiblio->{itemtype} }->{description};
+ }
+ else {
+ $oldbiblio->{imageurl} =
+ getitemtypeimagesrc() . "/"
+ . $itemtypes{ $oldbiblio->{itemtype} }->{imageurl}
+ if ( $itemtypes{ $oldbiblio->{itemtype} }->{imageurl} );
+ $oldbiblio->{description} =
+ $itemtypes{ $oldbiblio->{itemtype} }->{description};
+ }
+ #
+ # build summary if there is one (the summary is defined in itemtypes table
+ #
+ if ($itemtypes{ $oldbiblio->{itemtype} }->{summary}) {
+ my $summary = $itemtypes{ $oldbiblio->{itemtype} }->{summary};
+ my @fields = $marcrecord->fields();
+ foreach my $field (@fields) {
+ my $tag = $field->tag();
+ my $tagvalue = $field->as_string();
+ $summary =~ s/\[(.?.?.?.?)$tag\*(.*?)]/$1$tagvalue$2\[$1$tag$2]/g;
+ unless ($tag<10) {
+ my @subf = $field->subfields;
+ for my $i (0..$#subf) {
+ my $subfieldcode = $subf[$i][0];
+ my $subfieldvalue = $subf[$i][1];
+ my $tagsubf = $tag.$subfieldcode;
+ $summary =~ s/\[(.?.?.?.?)$tagsubf(.*?)]/$1$subfieldvalue$2\[$1$tagsubf$2]/g;
+ }
+ }
+ }
+ $summary =~ s/\[(.*?)]//g;
+ $summary =~ s/\n/<br>/g;
+ $oldbiblio->{summary} = $summary;
+ }
+ # add spans to search term in results for search term highlighting
+ foreach my $term ( keys %$span_terms_hashref ) {
+ my $old_term = $term;
+ if ( length($term) > 3 ) {
+ $term =~ s/(.*=|\)|\(|\+|\.|\?|\[|\])//g;
+ $term =~ s/\\//g;
+ $term =~ s/\*//g;
+
+ #FIXME: is there a better way to do this?
+ $oldbiblio->{'title'} =~ s/$term/<span class=\"term\">$&<\/span>/gi;
+ $oldbiblio->{'subtitle'} =~
+ s/$term/<span class=\"term\">$&<\/span>/gi;
+
+ $oldbiblio->{'author'} =~ s/$term/<span class=\"term\">$&<\/span>/gi;
+ $oldbiblio->{'publishercode'} =~ s/$term/<span class=\"term\">$&<\/span>/gi;
+ $oldbiblio->{'place'} =~ s/$term/<span class=\"term\">$&<\/span>/gi;
+ $oldbiblio->{'pages'} =~ s/$term/<span class=\"term\">$&<\/span>/gi;
+ $oldbiblio->{'notes'} =~ s/$term/<span class=\"term\">$&<\/span>/gi;
+ $oldbiblio->{'size'} =~ s/$term/<span class=\"term\">$&<\/span>/gi;
+ }
+ }
+
+ if ( $i % 2 ) {
+ $toggle = "#ffffcc";
+ }
+ else {
+ $toggle = "white";
}
- };
- if ($@) {
+ $oldbiblio->{'toggle'} = $toggle;
+ my @fields = $marcrecord->field($itemtag);
+ my @items_loop;
+ my $items;
+ my $ordered_count = 0;
+ my $onloan_count = 0;
+ my $wthdrawn_count = 0;
+ my $itemlost_count = 0;
+ my $norequests = 1;
+
+ #
+ # check the loan status of the item :
+ # it is not stored in the MARC record, for pref (zebra reindexing)
+ # reason. Thus, we have to get the status from a specific SQL query
+ #
+ my $sth_issue = $dbh->prepare("
+ SELECT date_due,returndate
+ FROM issues
+ WHERE itemnumber=? AND returndate IS NULL");
+ my $items_count=scalar(@fields);
+ foreach my $field (@fields) {
+ my $item;
+ foreach my $code ( keys %subfieldstosearch ) {
+ $item->{$code} = $field->subfield( $subfieldstosearch{$code} );
+ }
+ $sth_issue->execute($item->{itemnumber});
+ $item->{due_date} = format_date($sth_issue->fetchrow);
+ $item->{onloan} = 1 if $item->{due_date};
+ # at least one item can be reserved : suppose no
+ $norequests = 1;
+ if ( $item->{wthdrawn} ) {
+ $wthdrawn_count++;
+ $items->{ $item->{'homebranch'}.'--'.$item->{'itemcallnumber'} }->{unavailable}=1;
+ $items->{ $item->{'homebranch'}.'--'.$item->{'itemcallnumber'} }->{wthdrawn}=1;
+ }
+ elsif ( $item->{itemlost} ) {
+ $itemlost_count++;
+ $items->{ $item->{'homebranch'}.'--'.$item->{'itemcallnumber'} }->{unavailable}=1;
+ $items->{ $item->{'homebranch'}.'--'.$item->{'itemcallnumber'} }->{itemlost}=1;
+ }
+ unless ( $item->{notforloan}) {
+ # OK, this one can be issued, so at least one can be reserved
+ $norequests = 0;
+ }
+ if ( ( $item->{onloan} ) && ( $item->{onloan} != '0000-00-00' ) )
+ {
+ $items->{ $item->{'homebranch'}.'--'.$item->{'itemcallnumber'} }->{unavailable}=1;
+ $items->{ $item->{'homebranch'}.'--'.$item->{'itemcallnumber'} }->{onloancount} = 1;
+ $items->{ $item->{'homebranch'}.'--'.$item->{'itemcallnumber'} }->{due_date} = $item->{due_date};
+ $onloan_count++;
+ }
+ if ( $item->{'homebranch'} ) {
+ $items->{ $item->{'homebranch'}.'--'.$item->{'itemcallnumber'} }->{count}++;
+ }
+
+ # Last resort
+ elsif ( $item->{'holdingbranch'} ) {
+ $items->{ $item->{'holdingbranch'} }->{count}++;
+ }
+ $items->{ $item->{'homebranch'}.'--'.$item->{'itemcallnumber'} }->{itemcallnumber} = $item->{itemcallnumber};
+ $items->{ $item->{'homebranch'}.'--'.$item->{'itemcallnumber'} }->{location} = $item->{location};
+ $items->{ $item->{'homebranch'}.'--'.$item->{'itemcallnumber'} }->{branchcode} = $item->{homebranch};
+ } # notforloan, item level and biblioitem level
+
+ # last check for norequest : if itemtype is notforloan, it can't be reserved either, whatever the items
+ $norequests = 1 if $itemtypes{$oldbiblio->{itemtype}}->{notforloan};
- print "Error ", $@->code(), ": ", $@->message(), "\n";
+ for my $key ( sort keys %$items ) {
+ my $this_item = {
+ branchname => $branches{$items->{$key}->{branchcode}},
+ branchcode => $items->{$key}->{branchcode},
+ count => $items->{$key}->{count},
+ itemcallnumber => $items->{$key}->{itemcallnumber},
+ location => $items->{$key}->{location},
+ onloancount => $items->{$key}->{onloancount},
+ due_date => $items->{$key}->{due_date},
+ wthdrawn => $items->{$key}->{wthdrawn},
+ lost => $items->{$key}->{itemlost},
+ };
+ push @items_loop, $this_item;
+ }
+ $oldbiblio->{norequests} = $norequests;
+ $oldbiblio->{items_count} = $items_count;
+ $oldbiblio->{items_loop} = \@items_loop;
+ $oldbiblio->{onloancount} = $onloan_count;
+ $oldbiblio->{wthdrawncount} = $wthdrawn_count;
+ $oldbiblio->{itemlostcount} = $itemlost_count;
+ $oldbiblio->{orderedcount} = $ordered_count;
+ $oldbiblio->{isbn} =~ s/-//g; # deleting - in isbn to enable amazon content
+ push( @newresults, $oldbiblio );
}
- ###$raw
- my $record = MARC::Record->new_from_xml($raw);
- ###$record
- return ($record);
+ return @newresults;
}
-1;
-__END__
+
+
+#----------------------------------------------------------------------
+#
+# Non-Zebra GetRecords#
+#----------------------------------------------------------------------
+
+=head2 NZgetRecords
+
+ NZgetRecords has the same API as zera getRecords, even if some parameters are not managed
+
+=cut
+
+sub NZgetRecords {
+ my (
+ $koha_query, $federated_query, $sort_by_ref,
+ $servers_ref, $results_per_page, $offset,
+ $expanded_facet, $branches, $query_type,
+ $scan
+ ) = @_;
+ my $result = NZanalyse($koha_query);
+ return (undef,NZorder($result,@$sort_by_ref[0],$results_per_page,$offset),undef);
+}
+
+=head2 NZanalyse
+
+ NZanalyse : get a CQL string as parameter, and returns a list of biblionumber;title,biblionumber;title,...
+ the list is builded from inverted index in nozebra SQL table
+ note that title is here only for convenience : the sorting will be very fast when requested on title
+ if the sorting is requested on something else, we will have to reread all results, and that may be longer.
+
+=cut
+
+sub NZanalyse {
+ my ($string,$server) = @_;
+ # $server contains biblioserver or authorities, depending on what we search on.
+ #warn "querying : $string on $server";
+ $server='biblioserver' unless $server;
+ # if we have a ", replace the content to discard temporarily any and/or/not inside
+ my $commacontent;
+ if ($string =~/"/) {
+ $string =~ s/"(.*?)"/__X__/;
+ $commacontent = $1;
+# print "commacontent : $commacontent\n";
+ }
+ # split the query string in 3 parts : X AND Y means : $left="X", $operand="AND" and $right="Y"
+ # then, call again NZanalyse with $left and $right
+ # (recursive until we find a leaf (=> something without and/or/not)
+ $string =~ /(.*)( and | or | not | AND | OR | NOT )(.*)/;
+ my $left = $1;
+ my $right = $3;
+ my $operand = lc($2);
+ # it's not a leaf, we have a and/or/not
+ if ($operand) {
+ # reintroduce comma content if needed
+ $right =~ s/__X__/"$commacontent"/ if $commacontent;
+ $left =~ s/__X__/"$commacontent"/ if $commacontent;
+# warn "node : $left / $operand / $right\n";
+ my $leftresult = NZanalyse($left,$server);
+ my $rightresult = NZanalyse($right,$server);
+ # OK, we have the results for right and left part of the query
+ # depending of operand, intersect, union or exclude both lists
+ # to get a result list
+ if ($operand eq ' and ') {
+ my @leftresult = split /;/, $leftresult;
+# my @rightresult = split /;/,$leftresult;
+ my $finalresult;
+ # parse the left results, and if the biblionumber exist in the right result, save it in finalresult
+ # the result is stored twice, to have the same weight for AND than OR.
+ # example : TWO : 61,61,64,121 (two is twice in the biblio #61) / TOWER : 61,64,130
+ # result : 61,61,61,61,64,64 for two AND tower : 61 has more weight than 64
+ foreach (@leftresult) {
+ if ($rightresult =~ "$_;") {
+ $finalresult .= "$_;$_;";
+ }
+ }
+ return $finalresult;
+ } elsif ($operand eq ' or ') {
+ # just merge the 2 strings
+ return $leftresult.$rightresult;
+ } elsif ($operand eq ' not ') {
+ my @leftresult = split /;/, $leftresult;
+# my @rightresult = split /;/,$leftresult;
+ my $finalresult;
+ foreach (@leftresult) {
+ unless ($rightresult =~ "$_;") {
+ $finalresult .= "$_;";
+ }
+ }
+ return $finalresult;
+ } else {
+ # this error is impossible, because of the regexp that isolate the operand, but just in case...
+ die "error : operand unknown : $operand for $string";
+ }
+ # it's a leaf, do the real SQL query and return the result
+ } else {
+ $string =~ s/__X__/"$commacontent"/ if $commacontent;
+ $string =~ s/-|\.|\?|,|;|!|'|\(|\)|\[|\]|{|}|"|&|\+|\*|\// /g;
+# warn "leaf : $string\n";
+ # parse the string in in operator/operand/value again
+ $string =~ /(.*)(>=|<=)(.*)/;
+ my $left = $1;
+ my $operator = $2;
+ my $right = $3;
+ unless ($operator) {
+ $string =~ /(.*)(>|<|=)(.*)/;
+ $left = $1;
+ $operator = $2;
+ $right = $3;
+ }
+ my $results;
+ # automatic replace for short operators
+ $left='title' if $left =~ '^ti';
+ $left='author' if $left =~ '^au';
+ $left='publisher' if $left =~ '^pb';
+ $left='subject' if $left =~ '^su';
+ $left='koha-Auth-Number' if $left =~ '^an';
+ $left='keyword' if $left =~ '^kw';
+ if ($operator) {
+ #do a specific search
+ my $dbh = C4::Context->dbh;
+ $operator='LIKE' if $operator eq '=' and $right=~ /%/;
+ my $sth = $dbh->prepare("SELECT biblionumbers,value FROM nozebra WHERE server=? AND indexname=? AND value $operator ?");
+ warn "$left / $operator / $right\n";
+ # split each word, query the DB and build the biblionumbers result
+ foreach (split / /,$right) {
+ my ($biblionumbers,$value);
+ next unless $_;
+ warn "EXECUTE : $server, $left, $_";
+ $sth->execute($server, $left, $_);
+ while (my ($line,$value) = $sth->fetchrow) {
+ # if we are dealing with a numeric value, use only numeric results (in case of >=, <=, > or <)
+ # otherwise, fill the result
+ $biblionumbers .= $line unless ($right =~ /\d/ && $value =~ /\D/);
+ warn "result : $value ". ($right =~ /\d/) . "==".(!$value =~ /\d/) ;#= $line";
+ }
+ # do a AND with existing list if there is one, otherwise, use the biblionumbers list as 1st result list
+ if ($results) {
+ my @leftresult = split /;/, $biblionumbers;
+ my $temp;
+ foreach my $entry (@leftresult) { # $_ contains biblionumber,title-weight
+ # remove weight at the end
+ my $cleaned = $entry;
+ $cleaned =~ s/-\d*$//;
+ # if the entry already in the hash, take it & increase weight
+# warn "===== $cleaned =====";
+ if ($results =~ "$cleaned") {
+ $temp .= "$entry;$entry;";
+# warn "INCLUDING $entry";
+ }
+ }
+ $results = $temp;
+ } else {
+ $results = $biblionumbers;
+ }
+ }
+ } else {
+ #do a complete search (all indexes)
+ my $dbh = C4::Context->dbh;
+ my $sth = $dbh->prepare("SELECT biblionumbers FROM nozebra WHERE server=? AND value LIKE ?");
+ # split each word, query the DB and build the biblionumbers result
+ foreach (split / /,$string) {
+ next if C4::Context->stopwords->{uc($_)}; # skip if stopword
+ #warn "search on all indexes on $_";
+ my $biblionumbers;
+ next unless $_;
+ $sth->execute($server, $_);
+ while (my $line = $sth->fetchrow) {
+ $biblionumbers .= $line;
+ }
+ # do a AND with existing list if there is one, otherwise, use the biblionumbers list as 1st result list
+ if ($results) {
+# warn "RES for $_ = $biblionumbers";
+ my @leftresult = split /;/, $biblionumbers;
+ my $temp;
+ foreach my $entry (@leftresult) { # $_ contains biblionumber,title-weight
+ # remove weight at the end
+ my $cleaned = $entry;
+ $cleaned =~ s/-\d*$//;
+ # if the entry already in the hash, take it & increase weight
+# warn "===== $cleaned =====";
+ if ($results =~ "$cleaned") {
+ $temp .= "$entry;$entry;";
+# warn "INCLUDING $entry";
+ }
+ }
+ $results = $temp;
+ } else {
+# warn "NEW RES for $_ = $biblionumbers";
+ $results = $biblionumbers;
+ }
+ }
+ }
+# warn "return : $results for LEAF : $string";
+ return $results;
+ }
+}
+
+=head2 NZorder
+
+ $finalresult = NZorder($biblionumbers, $ordering,$results_per_page,$offset);
+
+ TODO :: Description
+
+=cut
+
+
+sub NZorder {
+ my ($biblionumbers, $ordering,$results_per_page,$offset) = @_;
+ # order title asc by default
+# $ordering = '1=36 <i' unless $ordering;
+ $results_per_page=20 unless $results_per_page;
+ $offset = 0 unless $offset;
+ my $dbh = C4::Context->dbh;
+ #
+ # order by POPULARITY
+ #
+ if ($ordering =~ /popularity/) {
+ my %result;
+ my %popularity;
+ # popularity is not in MARC record, it's builded from a specific query
+ my $sth = $dbh->prepare("select sum(issues) from items where biblionumber=?");
+ foreach (split /;/,$biblionumbers) {
+ my ($biblionumber,$title) = split /,/,$_;
+ $result{$biblionumber}=GetMarcBiblio($biblionumber);
+ $sth->execute($biblionumber);
+ my $popularity= $sth->fetchrow ||0;
+ # hint : the key is popularity.title because we can have
+ # many results with the same popularity. In this cas, sub-ordering is done by title
+ # we also have biblionumber to avoid bug for 2 biblios with the same title & popularity
+ # (un-frequent, I agree, but we won't forget anything that way ;-)
+ $popularity{sprintf("%10d",$popularity).$title.$biblionumber} = $biblionumber;
+ }
+ # sort the hash and return the same structure as GetRecords (Zebra querying)
+ my $result_hash;
+ my $numbers=0;
+ if ($ordering eq 'popularity_dsc') { # sort popularity DESC
+ foreach my $key (sort {$b cmp $a} (keys %popularity)) {
+ $result_hash->{'RECORDS'}[$numbers++] = $result{$popularity{$key}}->as_usmarc();
+ }
+ } else { # sort popularity ASC
+ foreach my $key (sort (keys %popularity)) {
+ $result_hash->{'RECORDS'}[$numbers++] = $result{$popularity{$key}}->as_usmarc();
+ }
+ }
+ my $finalresult=();
+ $result_hash->{'hits'} = $numbers;
+ $finalresult->{'biblioserver'} = $result_hash;
+ return $finalresult;
+ #
+ # ORDER BY author
+ #
+ } elsif ($ordering =~/author/){
+ my %result;
+ foreach (split /;/,$biblionumbers) {
+ my ($biblionumber,$title) = split /,/,$_;
+ my $record=GetMarcBiblio($biblionumber);
+ my $author;
+ if (C4::Context->preference('marcflavour') eq 'UNIMARC') {
+ $author=$record->subfield('200','f');
+ $author=$record->subfield('700','a') unless $author;
+ } else {
+ $author=$record->subfield('100','a');
+ }
+ # hint : the result is sorted by title.biblionumber because we can have X biblios with the same title
+ # and we don't want to get only 1 result for each of them !!!
+ $result{$author.$biblionumber}=$record;
+ }
+ # sort the hash and return the same structure as GetRecords (Zebra querying)
+ my $result_hash;
+ my $numbers=0;
+ if ($ordering eq 'author_za') { # sort by author desc
+ foreach my $key (sort (keys %result)) {
+ $result_hash->{'RECORDS'}[$numbers++] = $result{$key}->as_usmarc();
+ }
+ } else { # sort by author ASC
+ foreach my $key (sort { $a cmp $b } (keys %result)) {
+ $result_hash->{'RECORDS'}[$numbers++] = $result{$key}->as_usmarc();
+ }
+ }
+ my $finalresult=();
+ $result_hash->{'hits'} = $numbers;
+ $finalresult->{'biblioserver'} = $result_hash;
+ return $finalresult;
+ #
+ # ORDER BY callnumber
+ #
+ } elsif ($ordering =~/callnumber/){
+ my %result;
+ foreach (split /;/,$biblionumbers) {
+ my ($biblionumber,$title) = split /,/,$_;
+ my $record=GetMarcBiblio($biblionumber);
+ my $callnumber;
+ my ($callnumber_tag,$callnumber_subfield)=GetMarcFromKohaField($dbh,'items.itemcallnumber');
+ ($callnumber_tag,$callnumber_subfield)= GetMarcFromKohaField('biblioitems.callnumber') unless $callnumber_tag;
+ if (C4::Context->preference('marcflavour') eq 'UNIMARC') {
+ $callnumber=$record->subfield('200','f');
+ } else {
+ $callnumber=$record->subfield('100','a');
+ }
+ # hint : the result is sorted by title.biblionumber because we can have X biblios with the same title
+ # and we don't want to get only 1 result for each of them !!!
+ $result{$callnumber.$biblionumber}=$record;
+ }
+ # sort the hash and return the same structure as GetRecords (Zebra querying)
+ my $result_hash;
+ my $numbers=0;
+ if ($ordering eq 'call_number_dsc') { # sort by title desc
+ foreach my $key (sort (keys %result)) {
+ $result_hash->{'RECORDS'}[$numbers++] = $result{$key}->as_usmarc();
+ }
+ } else { # sort by title ASC
+ foreach my $key (sort { $a cmp $b } (keys %result)) {
+ $result_hash->{'RECORDS'}[$numbers++] = $result{$key}->as_usmarc();
+ }
+ }
+ my $finalresult=();
+ $result_hash->{'hits'} = $numbers;
+ $finalresult->{'biblioserver'} = $result_hash;
+ return $finalresult;
+ } elsif ($ordering =~ /pubdate/){ #pub year
+ my %result;
+ foreach (split /;/,$biblionumbers) {
+ my ($biblionumber,$title) = split /,/,$_;
+ my $record=GetMarcBiblio($biblionumber);
+ my ($publicationyear_tag,$publicationyear_subfield)=GetMarcFromKohaField($dbh,'biblioitems.publicationyear');
+ my $publicationyear=$record->subfield($publicationyear_tag,$publicationyear_subfield);
+ # hint : the result is sorted by title.biblionumber because we can have X biblios with the same title
+ # and we don't want to get only 1 result for each of them !!!
+ $result{$publicationyear.$biblionumber}=$record;
+ }
+ # sort the hash and return the same structure as GetRecords (Zebra querying)
+ my $result_hash;
+ my $numbers=0;
+ if ($ordering eq 'pubdate_dsc') { # sort by pubyear desc
+ foreach my $key (sort (keys %result)) {
+ $result_hash->{'RECORDS'}[$numbers++] = $result{$key}->as_usmarc();
+ }
+ } else { # sort by pub year ASC
+ foreach my $key (sort { $b cmp $a } (keys %result)) {
+ $result_hash->{'RECORDS'}[$numbers++] = $result{$key}->as_usmarc();
+ }
+ }
+ my $finalresult=();
+ $result_hash->{'hits'} = $numbers;
+ $finalresult->{'biblioserver'} = $result_hash;
+ return $finalresult;
+ #
+ # ORDER BY title
+ #
+ } elsif ($ordering =~ /title/) {
+ # the title is in the biblionumbers string, so we just need to build a hash, sort it and return
+ my %result;
+ foreach (split /;/,$biblionumbers) {
+ my ($biblionumber,$title) = split /,/,$_;
+ # hint : the result is sorted by title.biblionumber because we can have X biblios with the same title
+ # and we don't want to get only 1 result for each of them !!!
+ # hint & speed improvement : we can order without reading the record
+ # so order, and read records only for the requested page !
+ $result{$title.$biblionumber}=$biblionumber;
+ }
+ # sort the hash and return the same structure as GetRecords (Zebra querying)
+ my $result_hash;
+ my $numbers=0;
+ if ($ordering eq 'title_za') { # sort by title desc
+ foreach my $key (sort (keys %result)) {
+ $result_hash->{'RECORDS'}[$numbers++] = $result{$key};
+ }
+ } else { # sort by title ASC
+ foreach my $key (sort { $b cmp $a } (keys %result)) {
+ $result_hash->{'RECORDS'}[$numbers++] = $result{$key};
+ }
+ }
+ # limit the $results_per_page to result size if it's more
+ $results_per_page = $numbers-1 if $numbers < $results_per_page;
+ # for the requested page, replace biblionumber by the complete record
+ # speed improvement : avoid reading too much things
+ for (my $counter=$offset;$counter<=$offset+$results_per_page;$counter++) {
+ $result_hash->{'RECORDS'}[$counter] = GetMarcBiblio($result_hash->{'RECORDS'}[$counter])->as_usmarc;
+ }
+ my $finalresult=();
+ $result_hash->{'hits'} = $numbers;
+ $finalresult->{'biblioserver'} = $result_hash;
+ return $finalresult;
+ } else {
+ #
+ # order by ranking
+ #
+ # we need 2 hashes to order by ranking : the 1st one to count the ranking, the 2nd to order by ranking
+ my %result;
+ my %count_ranking;
+ foreach (split /;/,$biblionumbers) {
+ my ($biblionumber,$title) = split /,/,$_;
+ $title =~ /(.*)-(\d)/;
+ # get weight
+ my $ranking =$2;
+ # note that we + the ranking because ranking is calculated on weight of EACH term requested.
+ # if we ask for "two towers", and "two" has weight 2 in biblio N, and "towers" has weight 4 in biblio N
+ # biblio N has ranking = 6
+ $count_ranking{$biblionumber} += $ranking;
+ }
+ # build the result by "inverting" the count_ranking hash
+ # 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
+# warn "counting";
+ foreach (keys %count_ranking) {
+ $result{sprintf("%10d",$count_ranking{$_}).'-'.$_} = $_;
+ }
+ # sort the hash and return the same structure as GetRecords (Zebra querying)
+ my $result_hash;
+ my $numbers=0;
+ foreach my $key (sort {$b cmp $a} (keys %result)) {
+ $result_hash->{'RECORDS'}[$numbers++] = $result{$key};
+ }
+ # limit the $results_per_page to result size if it's more
+ $results_per_page = $numbers-1 if $numbers < $results_per_page;
+ # for the requested page, replace biblionumber by the complete record
+ # speed improvement : avoid reading too much things
+ for (my $counter=$offset;$counter<=$offset+$results_per_page;$counter++) {
+ $result_hash->{'RECORDS'}[$counter] = GetMarcBiblio($result_hash->{'RECORDS'}[$counter])->as_usmarc;
+ }
+ my $finalresult=();
+ $result_hash->{'hits'} = $numbers;
+ $finalresult->{'biblioserver'} = $result_hash;
+ return $finalresult;
+ }
+}
+=head2 ModBiblios
+
+($countchanged,$listunchanged) = ModBiblios($listbiblios, $tagsubfield,$initvalue,$targetvalue,$test);
+
+this function changes all the values $initvalue in subfield $tag$subfield in any record in $listbiblios
+test parameter if set donot perform change to records in database.
+
+=over 2
+
+=item C<input arg:>
+
+ * $listbiblios is an array ref to marcrecords to be changed
+ * $tagsubfield is the reference of the subfield to change.
+ * $initvalue is the value to search the record for
+ * $targetvalue is the value to set the subfield to
+ * $test is to be set only not to perform changes in database.
+
+=item C<Output arg:>
+ * $countchanged counts all the changes performed.
+ * $listunchanged contains the list of all the biblionumbers of records unchanged.
+
+=item C<usage in the script:>
=back
+my ($countchanged, $listunchanged) = EditBiblios($results->{RECORD}, $tagsubfield,$initvalue,$targetvalue);;
+#If one wants to display unchanged records, you should get biblios foreach @$listunchanged
+$template->param(countchanged => $countchanged, loopunchanged=>$listunchanged);
+
+=cut
+
+sub ModBiblios{
+ my ($listbiblios,$tagsubfield,$initvalue,$targetvalue,$test)=@_;
+ my $countmatched;
+ my @unmatched;
+ my ($tag,$subfield)=($1,$2) if ($tagsubfield=~/^(\d{1,3})([a-z0-9A-Z@])?$/);
+ if ((length($tag)<3)&& $subfield=~/0-9/){
+ $tag=$tag.$subfield;
+ undef $subfield;
+ }
+ my ($bntag,$bnsubf) = GetMarcFromKohaField('biblio.biblionumber');
+ my ($itemtag,$itemsubf) = GetMarcFromKohaField('items.itemnumber');
+ foreach my $usmarc (@$listbiblios){
+ my $record;
+ $record=eval{MARC::Record->new_from_usmarc($usmarc)};
+ my $biblionumber;
+ if ($@){
+ # usmarc is not a valid usmarc May be a biblionumber
+ if ($tag eq $itemtag){
+ my $bib=GetBiblioFromItemNumber($usmarc);
+ $record=GetMarcItem($bib->{'biblionumber'},$usmarc) ;
+ $biblionumber=$bib->{'biblionumber'};
+ } else {
+ $record=GetMarcBiblio($usmarc);
+ $biblionumber=$usmarc;
+ }
+ } else {
+ if ($bntag >= 010){
+ $biblionumber = $record->subfield($bntag,$bnsubf);
+ }else {
+ $biblionumber=$record->field($bntag)->data;
+ }
+ }
+ #GetBiblionumber is to be written.
+ #Could be replaced by TransformMarcToKoha (But Would be longer)
+ if ($record->field($tag)){
+ my $modify=0;
+ foreach my $field ($record->field($tag)){
+ if ($subfield){
+ if ($field->delete_subfield('code' =>$subfield,'match'=>qr($initvalue))){
+ $countmatched++;
+ $modify=1;
+ $field->update($subfield,$targetvalue) if ($targetvalue);
+ }
+ } else {
+ if ($tag >= 010){
+ if ($field->delete_field($field)){
+ $countmatched++;
+ $modify=1;
+ }
+ } else {
+ $field->data=$targetvalue if ($field->data=~qr($initvalue));
+ }
+ }
+ }
+# warn $record->as_formatted;
+ if ($modify){
+ ModBiblio($record,$biblionumber,GetFrameworkCode($biblionumber)) unless ($test);
+ } else {
+ push @unmatched, $biblionumber;
+ }
+ } else {
+ push @unmatched, $biblionumber;
+ }
+ }
+ return ($countmatched,\@unmatched);
+}
+
+END { } # module clean-up code here (global destructor)
+
+1;
+__END__
+
=head1 AUTHOR
Koha Developement team <info@koha.org>
=cut
-
projects / koha_gimpoz / blobdiff