117 lines
3.9 KiB
Perl
Executable File
117 lines
3.9 KiB
Perl
Executable File
#!/usr/bin/perl
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# This software is placed under the gnu General Public License, v2 (https://www.gnu.org/licenses/gpl.html)
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# Copyright 2011 BibLibre
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# Parts copyright 2012 Athens County Public Libraries
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#
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# This file is part of Koha.
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#
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# Koha is free software; you can redistribute it and/or modify it
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# under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 3 of the License, or
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# (at your option) any later version.
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#
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# Koha is distributed in the hope that it will be useful, but
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# WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with Koha; if not, see <https://www.gnu.org/licenses>.
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=head1 ysearch.pl
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This script allows ajax call for dynamic authorities search
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(used in auth_finder.pl)
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=cut
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use CGI qw ( -utf8 );
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use Modern::Perl;
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use JSON qw( to_json );
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use C4::Context;
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use C4::Charset qw( nsb_clean );
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use C4::Auth qw( check_cookie_auth );
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use C4::Output qw( output_with_http_headers );
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use Koha::SearchEngine::Search;
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use Koha::SearchEngine::QueryBuilder;
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my $query = CGI->new;
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my ($auth_status) = check_cookie_auth( $query->cookie('CGISESSID'), { catalogue => 1 } );
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if ( $auth_status ne "ok" ) {
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# send empty response
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my $reply = CGI->new("");
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print $reply->header( -type => 'text/html' );
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exit 0;
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}
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my @value = $query->multi_param('term');
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my $searchtype = $query->param('querytype');
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my @marclist = ($searchtype);
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my $index = $query->param('index');
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my $authtypecode = $query->param('authtypecode');
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my @and_or = $query->multi_param('and_or');
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my @excluding = $query->multi_param('excluding');
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my @operator = $query->multi_param('operator');
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my $orderby = $query->param('orderby');
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if ( C4::Context->preference('ConsiderHeadingUse') ) {
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my $marcflavour = C4::Context->preference('marcflavour');
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my $biblio_tag = substr( $index, 4, 3 );
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if ( $marcflavour eq 'MARC21' ) {
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my $heading_use_search_field =
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$biblio_tag =~ /^[127]/ ? 'Heading-use-main-or-added-entry'
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: $biblio_tag =~ /^6/ ? 'Heading-use-subject-added-entry'
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: $biblio_tag =~ /^[48]/ ? 'Heading-use-series-added-entry'
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: undef;
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if ($heading_use_search_field) {
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push @marclist, $heading_use_search_field;
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push @and_or, 'and';
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push @excluding, '';
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push @operator, 'is';
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push @value, 'a';
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}
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}
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}
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my $resultsperpage = 50;
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my $startfrom = 0;
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my $builder = Koha::SearchEngine::QueryBuilder->new( { index => $Koha::SearchEngine::AUTHORITIES_INDEX } );
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my $searcher = Koha::SearchEngine::Search->new( { index => $Koha::SearchEngine::AUTHORITIES_INDEX } );
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my $search_query = $builder->build_authorities_query_compat(
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\@marclist, \@and_or, \@excluding, \@operator,
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\@value, $authtypecode, $orderby
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);
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my $offset = $startfrom * $resultsperpage;
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my ( $results, $total ) = $searcher->search_auth_compat(
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$search_query, $offset,
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$resultsperpage
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);
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my %used_summaries; # hash to avoid duplicates
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my @summaries;
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foreach my $result (@$results) {
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my $authorized = $result->{'summary'}->{'authorized'};
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my $summary = join(
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' ',
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map { ( $searchtype eq 'mainmainentry' ) ? $_->{'hemain'} : $_->{'heading'} } @$authorized
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);
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$summary =~ s/^\s+//;
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$summary =~ s/\s+$//;
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$summary = nsb_clean($summary);
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# test if already added ignoring case
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unless ( exists $used_summaries{ lc($summary) } ) {
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push @summaries, { 'summary' => $summary };
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$used_summaries{ lc($summary) } = 1;
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}
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}
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output_with_http_headers $query, undef, to_json( \@summaries, { utf8 => 1 } ), 'json';
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