1 package C4::Heading::MARC21;
3 # Copyright (C) 2008 LibLime
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 2 of the License, or (at your option) any later
12 # Koha is distributed in the hope that it will be useful, but WITHOUT ANY
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.
21 #use warnings; FIXME - Bug 2505
33 use C4::Heading::MARC21;
37 This is an internal helper class used by
38 C<C4::Heading> to parse headings data from
39 MARC21 records. Object of this type
40 do not carry data, instead, they only
43 =head1 DATA STRUCTURES
45 FIXME - this should be moved to a configuration file.
47 =head2 bib_heading_fields
51 my $bib_heading_fields = {
52 '100' => { auth_type => 'PERSO_NAME', subfields => 'abcdefghjklmnopqrst', main_entry => 1 },
53 '110' => { auth_type => 'CORPO_NAME', subfields => 'abcdefghklmnoprst', main_entry => 1 },
54 '111' => { auth_type => 'MEETI_NAME', subfields => 'acdefghjklnpqst', main_entry => 1 },
55 '130' => { auth_type => 'UNIF_TITLE', subfields => 'adfghklmnoprst', main_entry => 1 },
56 '440' => { auth_type => 'UNIF_TITLE', subfields => 'anp', series => 1 },
57 '600' => { auth_type => 'PERSO_NAME', subfields => 'abcdefghjklmnopqrstvxyz', subject => 1 },
58 '610' => { auth_type => 'CORPO_NAME', subfields => 'abcdefghklmnoprstvxyz', subject => 1 },
59 '611' => { auth_type => 'MEETI_NAME', subfields => 'acdefghjklnpqstvxyz', subject => 1 },
60 '630' => { auth_type => 'UNIF_TITLE', subfields => 'adfghklmnoprstvxyz', subject => 1 },
61 '648' => { auth_type => 'CHRON_TERM', subfields => 'avxyz', subject => 1 },
62 '650' => { auth_type => 'TOPIC_TERM', subfields => 'abvxyz', subject => 1 },
63 '651' => { auth_type => 'GEOGR_NAME', subfields => 'avxyz', subject => 1 },
64 '655' => { auth_type => 'GENRE/FORM', subfields => 'avxyz', subject => 1 },
65 '700' => { auth_type => 'PERSO_NAME', subfields => 'abcdefghjklmnopqrst' },
66 '710' => { auth_type => 'CORPO_NAME', subfields => 'abcdefghklmnoprst' },
67 '711' => { auth_type => 'MEETI_NAME', subfields => 'acdefghjklnpqst' },
68 '730' => { auth_type => 'UNIF_TITLE', subfields => 'adfghklmnoprst' },
69 '800' => { auth_type => 'PERSO_NAME', subfields => 'abcdefghjklmnopqrst', series => 1 },
70 '810' => { auth_type => 'CORPO_NAME', subfields => 'abcdefghklmnoprst', series => 1 },
71 '811' => { auth_type => 'MEETI_NAME', subfields => 'acdefghjklnpqst', series => 1 },
72 '830' => { auth_type => 'UNIF_TITLE', subfields => 'adfghklmnoprst', series => 1 },
81 'x' => 'generalsubdiv',
82 'y' => 'chronologicalsubdiv',
83 'z' => 'geographicsubdiv',
92 my $marc_handler = C4::Heading::MARC21->new();
100 return bless {}, $class;
103 =head2 valid_bib_heading_tag
107 sub valid_bib_heading_tag {
111 if (exists $bib_heading_fields->{$tag}) {
127 my $tag = $field->tag;
128 my $field_info = $bib_heading_fields->{$tag};
130 my $auth_type = $field_info->{'auth_type'};
131 my $subject = $field_info->{'subject'} ? 1 : 0;
132 my $series = $field_info->{'series'} ? 1 : 0;
133 my $main_entry = $field_info->{'main_entry'} ? 1 : 0;
134 my $thesaurus = $subject ? _get_subject_thesaurus($field) : "lcsh"; # use 'lcsh' for names, UT, etc.
135 my $search_heading = _get_search_heading($field, $field_info->{'subfields'});
136 my $display_heading = _get_display_heading($field, $field_info->{'subfields'});
138 return ($auth_type, $subject, $series, $main_entry, $thesaurus, $search_heading, $display_heading);
141 =head1 INTERNAL FUNCTIONS
143 =head2 _get_subject_thesaurus
147 sub _get_subject_thesaurus {
149 my $ind2 = $field->indicator(2);
151 my $thesaurus = "notdefined";
154 } elsif ($ind2 eq '1') {
156 } elsif ($ind2 eq '2') {
158 } elsif ($ind2 eq '3') {
160 } elsif ($ind2 eq '4') {
161 $thesaurus = "notspecified";
162 } elsif ($ind2 eq '5') {
164 } elsif ($ind2 eq '6') {
166 } elsif ($ind2 eq '7') {
167 my $sf2 = $field->subfield('2');
168 $thesaurus = $sf2 if defined($sf2);
174 =head2 _get_search_heading
178 sub _get_search_heading {
180 my $subfields = shift;
183 my @subfields = $field->subfields();
185 for (my $i = 0; $i <= $#subfields; $i++) {
186 my $code = $subfields[$i]->[0];
187 my $code_re = quotemeta $code;
188 my $value = $subfields[$i]->[1];
189 next unless $subfields =~ qr/$code_re/;
194 if (exists $subdivisions{$code}) {
195 $heading .= " $subdivisions{$code} $value";
197 $heading .= " $value";
202 # remove characters that are part of CCL syntax
203 $heading =~ s/[)(=]//g;
208 =head2 _get_display_heading
212 sub _get_display_heading {
214 my $subfields = shift;
217 my @subfields = $field->subfields();
219 for (my $i = 0; $i <= $#subfields; $i++) {
220 my $code = $subfields[$i]->[0];
221 my $code_re = quotemeta $code;
222 my $value = $subfields[$i]->[1];
223 next unless $subfields =~ qr/$code_re/;
228 if (exists $subdivisions{$code}) {
229 $heading .= "--$value";
231 $heading .= " $value";
240 Koha Developement team <info@koha.org>
242 Galen Charlton <galen.charlton@liblime.com>