2 * Copyright (C) 2004-2008 Georgia Public Library Service
3 * Copyright (C) 2008 Equinox Software, Inc.
4 * Copyright (C) 2010 Laurentian University
5 * Mike Rylander <miker@esilibrary.com>
6 * Dan Scott <dscott@laurentian.ca>
8 * This program is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU General Public License
10 * as published by the Free Software Foundation; either version 2
11 * of the License, or (at your option) any later version.
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
20 DROP SCHEMA IF EXISTS authority CASCADE;
23 CREATE SCHEMA authority;
25 CREATE TABLE authority.record_entry (
26 id BIGSERIAL PRIMARY KEY,
27 creator INT NOT NULL DEFAULT 1,
28 editor INT NOT NULL DEFAULT 1,
29 create_date TIMESTAMP WITH TIME ZONE NOT NULL DEFAULT now(),
30 edit_date TIMESTAMP WITH TIME ZONE NOT NULL DEFAULT now(),
31 active BOOL NOT NULL DEFAULT TRUE,
32 deleted BOOL NOT NULL DEFAULT FALSE,
35 last_xact_id TEXT NOT NULL,
38 CREATE INDEX authority_record_entry_creator_idx ON authority.record_entry ( creator );
39 CREATE INDEX authority_record_entry_editor_idx ON authority.record_entry ( editor );
40 CREATE TRIGGER a_marcxml_is_well_formed BEFORE INSERT OR UPDATE ON authority.record_entry FOR EACH ROW EXECUTE PROCEDURE biblio.check_marcxml_well_formed();
41 CREATE TRIGGER b_maintain_901 BEFORE INSERT OR UPDATE ON authority.record_entry FOR EACH ROW EXECUTE PROCEDURE evergreen.maintain_901();
42 CREATE TRIGGER c_maintain_control_numbers BEFORE INSERT OR UPDATE ON authority.record_entry FOR EACH ROW EXECUTE PROCEDURE maintain_control_numbers();
43 CREATE RULE protect_authority_rec_delete AS ON DELETE TO authority.record_entry DO INSTEAD (UPDATE authority.record_entry SET deleted = TRUE WHERE OLD.id = authority.record_entry.id);
45 CREATE TABLE authority.bib_linking (
46 id BIGSERIAL PRIMARY KEY,
47 bib BIGINT NOT NULL REFERENCES biblio.record_entry (id),
48 authority BIGINT NOT NULL REFERENCES authority.record_entry (id)
50 CREATE INDEX authority_bl_bib_idx ON authority.bib_linking ( bib );
51 CREATE UNIQUE INDEX authority_bl_bib_authority_once_idx ON authority.bib_linking ( authority, bib );
53 CREATE TABLE authority.record_note (
54 id BIGSERIAL PRIMARY KEY,
55 record BIGINT NOT NULL REFERENCES authority.record_entry (id) DEFERRABLE INITIALLY DEFERRED,
57 creator INT NOT NULL DEFAULT 1,
58 editor INT NOT NULL DEFAULT 1,
59 create_date TIMESTAMP WITH TIME ZONE NOT NULL DEFAULT now(),
60 edit_date TIMESTAMP WITH TIME ZONE NOT NULL DEFAULT now()
62 CREATE INDEX authority_record_note_record_idx ON authority.record_note ( record );
63 CREATE INDEX authority_record_note_creator_idx ON authority.record_note ( creator );
64 CREATE INDEX authority_record_note_editor_idx ON authority.record_note ( editor );
66 CREATE TABLE authority.rec_descriptor (
67 id BIGSERIAL PRIMARY KEY,
72 CREATE INDEX authority_rec_descriptor_record_idx ON authority.rec_descriptor (record);
74 CREATE TABLE authority.full_rec (
75 id BIGSERIAL PRIMARY KEY,
76 record BIGINT NOT NULL,
82 index_vector tsvector NOT NULL
84 CREATE INDEX authority_full_rec_record_idx ON authority.full_rec (record);
85 CREATE INDEX authority_full_rec_tag_subfield_idx ON authority.full_rec (tag, subfield);
86 CREATE INDEX authority_full_rec_tag_part_idx ON authority.full_rec (SUBSTRING(tag FROM 2));
87 CREATE TRIGGER authority_full_rec_fti_trigger
88 BEFORE UPDATE OR INSERT ON authority.full_rec
89 FOR EACH ROW EXECUTE PROCEDURE tsearch2(index_vector, value);
91 CREATE INDEX authority_full_rec_index_vector_idx ON authority.full_rec USING GIST (index_vector);
92 /* Enable LIKE to use an index for database clusters with locales other than C or POSIX */
93 CREATE INDEX authority_full_rec_value_tpo_index ON authority.full_rec (value text_pattern_ops);
95 CREATE OR REPLACE VIEW authority.tracing_links AS
96 SELECT main.record AS record,
99 main.value AS main_value,
100 substr(link.value,1,1) AS relationship,
101 substr(link.value,2,1) AS use_restriction,
102 substr(link.value,3,1) AS deprecation,
103 substr(link.value,4,1) AS display_restriction,
104 link_value.id AS link_id,
105 link_value.tag AS link_tag,
106 link_value.value AS link_value
107 FROM authority.full_rec main
108 JOIN authority.full_rec link
109 ON ( link.record = main.record
110 AND link.tag in ((main.tag::int + 400)::text, (main.tag::int + 300)::text)
111 AND link.subfield = 'w' )
112 JOIN authority.full_rec link_value
113 ON ( link_value.record = main.record
114 AND link_value.tag = link.tag
115 AND link_value.subfield = 'a' )
116 WHERE main.tag IN ('100','110','111','130','150','151','155','180','181','182','185')
117 AND main.subfield = 'a';
119 -- Function to generate an ephemeral overlay template from an authority record
120 CREATE OR REPLACE FUNCTION authority.generate_overlay_template ( TEXT, BIGINT ) RETURNS TEXT AS $func$
123 use MARC::File::XML (BinaryEncoding => 'UTF-8');
126 my $r = MARC::Record->new_from_xml( $xml );
128 return undef unless ($r);
130 my $id = shift() || $r->subfield( '901' => 'c' );
131 $id =~ s/^\s*(?:\([^)]+\))?\s*(.+)\s*?$/$1/;
132 return undef unless ($id); # We need an ID!
134 my $tmpl = MARC::Record->new();
135 $tmpl->encoding( 'UTF-8' );
138 for my $field ( $r->field( '1..' ) ) { # Get main entry fields from the authority record
140 my $tag = $field->tag;
141 my $i1 = $field->indicator(1);
142 my $i2 = $field->indicator(2);
143 my $sf = join '', map { $_->[0] } $field->subfields;
144 my @data = map { @$_ } $field->subfields;
148 # Map the authority field to bib fields it can control.
149 if ($tag >= 100 and $tag <= 111) { # names
150 @replace_them = map { $tag + $_ } (0, 300, 500, 600, 700);
151 } elsif ($tag eq '130') { # uniform title
152 @replace_them = qw/130 240 440 730 830/;
153 } elsif ($tag >= 150 and $tag <= 155) { # subjects
154 @replace_them = ($tag + 500);
155 } elsif ($tag >= 180 and $tag <= 185) { # floating subdivisions
156 @replace_them = qw/100 400 600 700 800 110 410 610 710 810 111 411 611 711 811 130 240 440 730 830 650 651 655/;
161 # Dummy up the bib-side data
162 $tmpl->append_fields(
164 MARC::Field->new( $_, $i1, $i2, @data )
168 # Construct some 'replace' rules
169 push @rule_fields, map { $_ . $sf . '[0~\)' .$id . '$]' } @replace_them;
172 # Insert the replace rules into the template
173 $tmpl->append_fields(
174 MARC::Field->new( '905' => ' ' => ' ' => 'r' => join(',', @rule_fields ) )
177 $xml = $tmpl->as_xml_record;
178 $xml =~ s/^<\?.+?\?>$//mo;
180 $xml =~ s/>\s+</></sgo;
184 $func$ LANGUAGE PLPERLU;
186 CREATE OR REPLACE FUNCTION authority.generate_overlay_template ( BIGINT ) RETURNS TEXT AS $func$
187 SELECT authority.generate_overlay_template( marc, id ) FROM authority.record_entry WHERE id = $1;
190 CREATE OR REPLACE FUNCTION authority.generate_overlay_template ( TEXT ) RETURNS TEXT AS $func$
191 SELECT authority.generate_overlay_template( $1, NULL );
194 CREATE OR REPLACE FUNCTION authority.merge_records ( target_record BIGINT, source_record BIGINT ) RETURNS INT AS $func$
196 moved_objects INT := 0;
198 bib_rec biblio.record_entry%ROWTYPE;
199 auth_link authority.bib_linking%ROWTYPE;
203 -- Defining our terms:
204 -- "target record" = the record that will survive the merge
205 -- "source record" = the record that is sacrifing its existence and being
206 -- replaced by the target record
208 -- 1. Update all bib records with the ID from target_record in their $0
209 FOR bib_rec IN SELECT bre.* FROM biblio.record_entry bre
210 INNER JOIN authority.bib_linking abl ON abl.bib = bre.id
211 WHERE abl.authority = source_record LOOP
213 UPDATE biblio.record_entry
214 SET marc = REGEXP_REPLACE(marc,
215 E'(<subfield\\s+code="0"\\s*>[^<]*?\\))' || source_record || '<',
216 E'\\1' || target_record || '<', 'g')
217 WHERE id = bib_rec.id;
219 moved_objects := moved_objects + 1;
222 -- 2. Grab the current value of reingest on same MARC flag
223 SELECT enabled INTO ingest_same
224 FROM config.internal_flag
225 WHERE name = 'ingest.reingest.force_on_same_marc'
228 -- 3. Temporarily set reingest on same to TRUE
229 UPDATE config.internal_flag
231 WHERE name = 'ingest.reingest.force_on_same_marc'
234 -- 4. Make a harmless update to target_record to trigger auto-update
235 -- in linked bibliographic records
236 UPDATE authority.record_entry
238 WHERE id = target_record;
240 -- 5. "Delete" source_record
241 DELETE FROM authority.record_entry
242 WHERE id = source_record;
244 -- 6. Set "reingest on same MARC" flag back to initial value
245 UPDATE config.internal_flag
246 SET enabled = ingest_same
247 WHERE name = 'ingest.reingest.force_on_same_marc'
250 RETURN moved_objects;
252 $func$ LANGUAGE plpgsql;