1 package Koha::Util::MARC;
3 # Copyright 2013 C & P Bibliography Services
5 # This file is part of Koha.
7 # Koha is free software; you can redistribute it and/or modify it under the
8 # terms of the GNU General Public License as published by the Free Software
9 # Foundation; either version 3 of the License, or (at your option) any later
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13 # WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
14 # A PARTICULAR PURPOSE. See the GNU General Public License for more details.
16 # You should have received a copy of the GNU General Public License along
17 # with Koha; if not, write to the Free Software Foundation, Inc.,
18 # 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
25 Koha::Util::MARC - utility class with routines for working with MARC records
29 =head2 createMergeHash
31 Create a hash to use when merging MARC records
36 my ( $record, $tagslib ) = @_;
38 return unless $record;
41 my @fields = $record->fields();
43 foreach my $field (@fields) {
44 my $fieldtag = $field->tag();
45 if ( $fieldtag < 10 ) {
46 if ( !defined($tagslib)
47 || $tagslib->{$fieldtag}->{'@'}->{'tab'} >= 0 )
55 value => $field->data(),
62 my @subfields = $field->subfields();
64 foreach my $subfield (@subfields) {
65 if ( !defined($tagslib)
66 || $tagslib->{$fieldtag}->{ @$subfield[0] }->{'tab'} >= 0 )
70 subtag => @$subfield[0],
71 subkey => _createKey(),
72 value => @$subfield[1],
78 if ( !defined($tagslib) || @subfield_array )
86 indicator1 => $field->indicator(1),
87 indicator2 => $field->indicator(2),
88 subfield => [@subfield_array],
101 Create a random value to set it into the input name
106 return int(rand(1000000));
109 =head2 getAuthorityAuthorizedHeading
111 Retrieve the authorized heading from a MARC authority record
115 sub getAuthorityAuthorizedHeading {
116 my ( $record, $schema ) = @_;
117 return unless ( ref $record eq 'MARC::Record' );
118 if ( $schema eq 'unimarc' ) {
120 # construct UNIMARC summary, that is quite different from MARC21 one
122 foreach my $field ( $record->field('2..') ) {
123 return $field->as_string('abcdefghijlmnopqrstuvwxyz');
127 foreach my $field ( $record->field('1..') ) {
128 my $tag = $field->tag();
129 next if "152" eq $tag;
131 # FIXME - 152 is not a good tag to use
132 # in MARC21 -- purely local tags really ought to be
134 if ( $tag eq '100' ) {
135 return $field->as_string('abcdefghjklmnopqrstvxyz68');
137 elsif ( $tag eq '110' ) {
138 return $field->as_string('abcdefghklmnoprstvxyz68');
140 elsif ( $tag eq '111' ) {
141 return $field->as_string('acdefghklnpqstvxyz68');
143 elsif ( $tag eq '130' ) {
144 return $field->as_string('adfghklmnoprstvxyz68');
146 elsif ( $tag eq '148' ) {
147 return $field->as_string('abvxyz68');
149 elsif ( $tag eq '150' ) {
150 return $field->as_string('abvxyz68');
152 elsif ( $tag eq '151' ) {
153 return $field->as_string('avxyz68');
155 elsif ( $tag eq '155' ) {
156 return $field->as_string('abvxyz68');
158 elsif ( $tag eq '180' ) {
159 return $field->as_string('vxyz68');
161 elsif ( $tag eq '181' ) {
162 return $field->as_string('vxyz68');
164 elsif ( $tag eq '182' ) {
165 return $field->as_string('vxyz68');
167 elsif ( $tag eq '185' ) {
168 return $field->as_string('vxyz68');
171 return $field->as_string();