101 lines
2.3 KiB
Perl
101 lines
2.3 KiB
Perl
package Koha::Biblio::Metadata;
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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 under the
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# terms of the GNU General Public License as published by the Free Software
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# Foundation; either version 3 of the License, or (at your option) any later
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# version.
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#
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# Koha is distributed in the hope that it will be useful, but WITHOUT ANY
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# WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
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# A PARTICULAR PURPOSE. See the 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 along
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# with Koha; if not, write to the Free Software Foundation, Inc.,
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# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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use Modern::Perl;
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use MARC::Record;
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use MARC::File::XML;
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use Koha::Database;
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use Koha::Exceptions::Metadata;
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use base qw(Koha::Object);
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=head1 NAME
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Koha::Metadata - Koha Metadata Object class
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=head1 API
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=head2 Class methods
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=cut
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=head3 record
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my $record = $metadata->record;
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Returns an object representing the metadata record. The expected record type
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corresponds to this table:
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-------------------------------
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| format | object type |
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-------------------------------
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| marcxml | MARC::Record |
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-------------------------------
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=head4 Error handling
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=over
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=item If an unsupported format is found, it throws a I<Koha::Exceptions::Metadata> exception.
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=item If it fails to create the record object, it throws a I<Koha::Exceptions::Metadata::Invalid> exception.
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=back
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=cut
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sub record {
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my ($self) = @_;
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my $record;
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if ( $self->format eq 'marcxml' ) {
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$record = eval { MARC::Record::new_from_xml( $self->metadata, 'UTF-8', $self->schema ); };
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my $marcxml_error = $@;
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chomp $marcxml_error;
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unless ($record) {
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Koha::Exceptions::Metadata::Invalid->throw(
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id => $self->id,
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format => $self->format,
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schema => $self->schema,
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decoding_error => $marcxml_error,
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);
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}
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}
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else {
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Koha::Exceptions::Metadata->throw(
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'Koha::Biblio::Metadata->record called on unhandled format: ' . $self->format );
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}
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return $record;
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}
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=head2 Internal methods
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=head3 _type
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=cut
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sub _type {
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return 'BiblioMetadata';
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}
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1;
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