authorities/ysearch.pl

   1 #!/usr/bin/perl
   2
   3 # This software is placed under the gnu General Public License, v2 (http://www.gnu.org/licenses/gpl.html)
   4
   5 # Copyright 2011 BibLibre
   6 # Parts copyright 2012 Athens County Public Libraries
   7 #
   8 # This file is part of Koha.
   9 #
  10 # Koha is free software; you can redistribute it and/or modify it
  11 # under the terms of the GNU General Public License as published by
  12 # the Free Software Foundation; either version 3 of the License, or
  13 # (at your option) any later version.
  14 #
  15 # Koha is distributed in the hope that it will be useful, but
  16 # WITHOUT ANY WARRANTY; without even the implied warranty of
  17 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  18 # GNU General Public License for more details.
  19 #
  20 # You should have received a copy of the GNU General Public License
  21 # along with Koha; if not, see <http://www.gnu.org/licenses>.
  22
  23 =head1 ysearch.pl
  24
  25 This script allows ajax call for dynamic authorities search
  26 (used in auth_finder.pl)
  27
  28 =cut
  29
  30 use CGI qw ( -utf8 );
  31 use Modern::Perl;
  32 use JSON;
  33
  34 use C4::Context;
  35 use C4::Charset;
  36 use C4::Auth qw/check_cookie_auth/;
  37 use C4::Output;
  38 use Koha::SearchEngine::Search;
  39 use Koha::SearchEngine::QueryBuilder;
  40
  41 my $query = CGI->new;
  42
  43 my ( $auth_status, $sessionID ) = check_cookie_auth( $query->cookie('CGISESSID'), { catalogue => 1 } );
  44
  45 if ( $auth_status ne "ok" ) {
  46     # send empty response
  47     my $reply = CGI->new("");
  48     print $reply->header(-type => 'text/html');
  49     exit 0;
  50 }
  51
  52     my @value      = $query->multi_param('term');
  53     my $searchtype = $query->param('querytype');
  54     my @marclist  = ($searchtype);
  55     my $authtypecode = $query->param('authtypecode');
  56     my @and_or    = $query->multi_param('and_or');
  57     my @excluding = $query->multi_param('excluding');
  58     my @operator  = $query->multi_param('operator');
  59     my $orderby   = $query->param('orderby');
  60
  61     my $resultsperpage = 50;
  62     my $startfrom = 0;
  63
  64     my $builder = Koha::SearchEngine::QueryBuilder->new(
  65         { index => $Koha::SearchEngine::AUTHORITIES_INDEX } );
  66     my $searcher = Koha::SearchEngine::Search->new(
  67         { index => $Koha::SearchEngine::AUTHORITIES_INDEX } );
  68     my $search_query = $builder->build_authorities_query_compat(
  69         \@marclist, \@and_or, \@excluding, \@operator,
  70         \@value, $authtypecode, $orderby
  71     );
  72     my $offset = $startfrom * $resultsperpage;
  73     my ( $results, $total ) =
  74         $searcher->search_auth_compat( $search_query, $offset,
  75         $resultsperpage );
  76
  77     my %used_summaries; # hash to avoid duplicates
  78     my @summaries;
  79     foreach my $result (@$results) {
  80         my $authorized = $result->{'summary'}->{'authorized'};
  81         my $summary    = join(
  82             ' ',
  83             map {
  84                 ( $searchtype eq 'mainmainentry' )
  85                   ? $_->{'hemain'}
  86                   : $_->{'heading'}
  87               } @$authorized
  88         );
  89         $summary =~ s/^\s+//;
  90         $summary =~ s/\s+$//;
  91         $summary = nsb_clean($summary);
  92         # test if already added ignoring case
  93         unless ( exists $used_summaries{ lc($summary) } ) {
  94             push @summaries, { 'summary' => $summary };
  95             $used_summaries{ lc($summary) } = 1;
  96         }
  97     }
  98
  99 output_with_http_headers $query, undef, to_json(\@summaries, { utf8 => 1 }), 'json';