Koha/C4/Search.pm
2006-03-28 23:05:08 +00:00

173 lines
3.9 KiB
Perl
Executable file

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
# terms of the GNU General Public License as published by the Free Software
# Foundation; either version 2 of the License, or (at your option) any later
# version.
#
# Koha is distributed in the hope that it will be useful, but WITHOUT ANY
# WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
# A PARTICULAR PURPOSE. See the GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License along with
# Koha; if not, write to the Free Software Foundation, Inc., 59 Temple Place,
# 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 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 );
};
=head1 NAME
C4::Search - Functions for searching the Koha catalog and other databases
=head1 SYNOPSIS
use C4::Search;
=head1 DESCRIPTION
This module provides the searching facilities for the Koha catalog and
other databases.
=head1 FUNCTIONS
=over 2
=cut
@ISA = qw(Exporter);
@EXPORT = qw(search get_record get_xml_record);
# make all your functions, whether exported or not;
sub search {
my ( $search, $type, $number ) = @_;
my $dbh = C4::Context->dbh();
my $q;
my $Zconn = C4::Context->Zconn;
my $raw;
if ( $type eq 'CQL' ) {
my $string;
if ( $search->{'cql'} ) {
$string = $search->{'cql'};
}
else {
foreach my $var ( keys %$search ) {
$string .= "$var=\"$search->{$var}\" ";
}
}
$q = new ZOOM::Query::CQL2RPN( $string, $Zconn );
}
my $rs;
my $n;
eval {
$rs = $Zconn->search($q);
$n = $rs->size();
};
if ($@) {
print "Error ", $@->code(), ": ", $@->message(), "\n";
}
my $i = 0;
my @results;
while ( $i < $n && $i < $number ) {
$raw = $rs->record($i)->raw();
my $record = MARC::Record->new_from_xml($raw, 'UTF-8');
my $line = MARCmarc2koha( $dbh, $record );
push @results, $line;
# push @results,$raw;
$i++;
}
return ( \@results );
}
sub get_record {
# pass in an id (biblionumber at this stage) and get back a MARC record
my ($id) = @_;
my $q;
my $Zconn = C4::Context->Zconn;
my $raw;
my $string = "identifier=$id";
# my $string = "title=delete";
# 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 = $rs->record(0)->raw();
}
};
if ($@) {
warn "Error ", $@->code(), ": ", $@->message(), "\n";
}
###$raw
my $record = MARC::Record->new_from_xml($raw, 'UTF-8');
###$record
return ($record);
}
sub get_xml_record {
# pass in an id (biblionumber at this stage) and get back a MARC record
my ($id) = @_;
my $q;
my $Zconn = C4::Context->Zconn;
my $raw;
my $string = "identifier=$id";
# my $string = "title=delete";
# 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 = $rs->record(0)->raw();
}
};
if ($@) {
warn "Error ", $@->code(), ": ", $@->message(), "\n";
}
###$raw
my $record = $raw;
###$record
return ($record);
}
1;
__END__
=back
=head1 AUTHOR
Koha Developement team <info@koha.org>
=cut