2 * Copyright (C) 2004-2008 Georgia Public Library Service
3 * Copyright (C) 2007-2008 Equinox Software, Inc.
4 * Mike Rylander <miker@esilibrary.com>
6 * This program is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU General Public License
8 * as published by the Free Software Foundation; either version 2
9 * of the License, or (at your option) any later version.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
18 DROP SCHEMA metabib CASCADE;
21 CREATE SCHEMA metabib;
23 CREATE TABLE metabib.metarecord (
24 id BIGSERIAL PRIMARY KEY,
25 fingerprint TEXT NOT NULL,
29 CREATE INDEX metabib_metarecord_master_record_idx ON metabib.metarecord (master_record);
30 CREATE INDEX metabib_metarecord_fingerprint_idx ON metabib.metarecord (fingerprint);
32 CREATE TABLE metabib.title_field_entry (
33 id BIGSERIAL PRIMARY KEY,
34 source BIGINT NOT NULL,
37 index_vector tsvector NOT NULL
39 CREATE TRIGGER metabib_title_field_entry_fti_trigger
40 BEFORE UPDATE OR INSERT ON metabib.title_field_entry
41 FOR EACH ROW EXECUTE PROCEDURE oils_tsearch2('title');
43 CREATE INDEX metabib_title_field_entry_index_vector_idx ON metabib.title_field_entry USING GIST (index_vector);
46 CREATE TABLE metabib.author_field_entry (
47 id BIGSERIAL PRIMARY KEY,
48 source BIGINT NOT NULL,
51 index_vector tsvector NOT NULL
53 CREATE TRIGGER metabib_author_field_entry_fti_trigger
54 BEFORE UPDATE OR INSERT ON metabib.author_field_entry
55 FOR EACH ROW EXECUTE PROCEDURE oils_tsearch2('author');
57 CREATE INDEX metabib_author_field_entry_index_vector_idx ON metabib.author_field_entry USING GIST (index_vector);
60 CREATE TABLE metabib.subject_field_entry (
61 id BIGSERIAL PRIMARY KEY,
62 source BIGINT NOT NULL,
65 index_vector tsvector NOT NULL
67 CREATE TRIGGER metabib_subject_field_entry_fti_trigger
68 BEFORE UPDATE OR INSERT ON metabib.subject_field_entry
69 FOR EACH ROW EXECUTE PROCEDURE oils_tsearch2('subject');
71 CREATE INDEX metabib_subject_field_entry_index_vector_idx ON metabib.subject_field_entry USING GIST (index_vector);
72 CREATE INDEX metabib_subject_field_entry_source_idx ON metabib.subject_field_entry (source);
75 CREATE TABLE metabib.keyword_field_entry (
76 id BIGSERIAL PRIMARY KEY,
77 source BIGINT NOT NULL,
80 index_vector tsvector NOT NULL
82 CREATE TRIGGER metabib_keyword_field_entry_fti_trigger
83 BEFORE UPDATE OR INSERT ON metabib.keyword_field_entry
84 FOR EACH ROW EXECUTE PROCEDURE oils_tsearch2('keyword');
86 CREATE INDEX metabib_keyword_field_entry_index_vector_idx ON metabib.keyword_field_entry USING GIST (index_vector);
89 CREATE TABLE metabib.series_field_entry (
90 id BIGSERIAL PRIMARY KEY,
91 source BIGINT NOT NULL,
94 index_vector tsvector NOT NULL
96 CREATE TRIGGER metabib_series_field_entry_fti_trigger
97 BEFORE UPDATE OR INSERT ON metabib.series_field_entry
98 FOR EACH ROW EXECUTE PROCEDURE oils_tsearch2('series');
100 CREATE INDEX metabib_series_field_entry_index_vector_idx ON metabib.series_field_entry USING GIST (index_vector);
103 CREATE TABLE metabib.rec_descriptor (
104 id BIGSERIAL PRIMARY KEY,
122 CREATE INDEX metabib_rec_descriptor_record_idx ON metabib.rec_descriptor (record);
123 /* We may not need these...
125 CREATE INDEX metabib_rec_descriptor_item_type_idx ON metabib.rec_descriptor (item_type);
126 CREATE INDEX metabib_rec_descriptor_item_form_idx ON metabib.rec_descriptor (item_form);
127 CREATE INDEX metabib_rec_descriptor_bib_level_idx ON metabib.rec_descriptor (bib_level);
128 CREATE INDEX metabib_rec_descriptor_control_type_idx ON metabib.rec_descriptor (control_type);
129 CREATE INDEX metabib_rec_descriptor_char_encoding_idx ON metabib.rec_descriptor (char_encoding);
130 CREATE INDEX metabib_rec_descriptor_enc_level_idx ON metabib.rec_descriptor (enc_level);
131 CREATE INDEX metabib_rec_descriptor_audience_idx ON metabib.rec_descriptor (audience);
132 CREATE INDEX metabib_rec_descriptor_lit_form_idx ON metabib.rec_descriptor (lit_form);
133 CREATE INDEX metabib_rec_descriptor_cat_form_idx ON metabib.rec_descriptor (cat_form);
134 CREATE INDEX metabib_rec_descriptor_pub_status_idx ON metabib.rec_descriptor (pub_status);
135 CREATE INDEX metabib_rec_descriptor_item_lang_idx ON metabib.rec_descriptor (item_lang);
136 CREATE INDEX metabib_rec_descriptor_vr_format_idx ON metabib.rec_descriptor (vr_format);
140 -- Use a sequence that matches previous version, for easier upgrading.
141 CREATE SEQUENCE metabib.full_rec_id_seq;
143 CREATE TABLE metabib.real_full_rec (
144 id BIGINT NOT NULL DEFAULT NEXTVAL('metabib.full_rec_id_seq'::REGCLASS),
145 record BIGINT NOT NULL,
146 tag CHAR(3) NOT NULL,
151 index_vector tsvector NOT NULL
153 ALTER TABLE metabib.real_full_rec ADD PRIMARY KEY (id);
155 CREATE INDEX metabib_full_rec_tag_subfield_idx ON metabib.real_full_rec (tag,subfield);
156 CREATE INDEX metabib_full_rec_value_idx ON metabib.real_full_rec (substring(value,1,1024));
157 /* Enable LIKE to use an index for database clusters with locales other than C or POSIX */
158 CREATE INDEX metabib_full_rec_value_tpo_index ON metabib.real_full_rec (substring(value,1,1024) text_pattern_ops);
159 CREATE INDEX metabib_full_rec_record_idx ON metabib.real_full_rec (record);
160 CREATE INDEX metabib_full_rec_index_vector_idx ON metabib.real_full_rec USING GIST (index_vector);
162 CREATE TRIGGER metabib_full_rec_fti_trigger
163 BEFORE UPDATE OR INSERT ON metabib.real_full_rec
164 FOR EACH ROW EXECUTE PROCEDURE oils_tsearch2('default');
166 CREATE OR REPLACE VIEW metabib.full_rec AS
173 SUBSTRING(value,1,1024) AS value,
175 FROM metabib.real_full_rec;
177 CREATE OR REPLACE RULE metabib_full_rec_insert_rule
178 AS ON INSERT TO metabib.full_rec
180 INSERT INTO metabib.real_full_rec VALUES (
181 COALESCE(NEW.id, NEXTVAL('metabib.full_rec_id_seq'::REGCLASS)),
191 CREATE OR REPLACE RULE metabib_full_rec_update_rule
192 AS ON UPDATE TO metabib.full_rec
194 UPDATE metabib.real_full_rec SET
200 subfield = NEW.subfield,
202 index_vector = NEW.index_vector
205 CREATE OR REPLACE RULE metabib_full_rec_delete_rule
206 AS ON DELETE TO metabib.full_rec
208 DELETE FROM metabib.real_full_rec WHERE id = OLD.id;
210 CREATE TABLE metabib.metarecord_source_map (
211 id BIGSERIAL PRIMARY KEY,
212 metarecord BIGINT NOT NULL,
213 source BIGINT NOT NULL
215 CREATE INDEX metabib_metarecord_source_map_metarecord_idx ON metabib.metarecord_source_map (metarecord);
216 CREATE INDEX metabib_metarecord_source_map_source_record_idx ON metabib.metarecord_source_map (source);
218 CREATE TYPE metabib.field_entry_template AS (
225 CREATE OR REPLACE FUNCTION biblio.extract_metabib_field_entry ( rid BIGINT, default_joiner TEXT ) RETURNS SETOF metabib.field_entry_template AS $func$
227 bib biblio.record_entry%ROWTYPE;
228 idx config.metabib_field%ROWTYPE;
229 xfrm config.xml_transform%ROWTYPE;
231 transformed_xml TEXT;
233 xml_node_list TEXT[];
235 joiner TEXT := default_joiner; -- XXX will index defs supply a joiner?
236 output_row metabib.field_entry_template%ROWTYPE;
240 SELECT INTO bib * FROM biblio.record_entry WHERE id = rid;
242 -- Loop over the indexing entries
243 FOR idx IN SELECT * FROM config.metabib_field ORDER BY format LOOP
245 SELECT INTO xfrm * from config.xml_transform WHERE name = idx.format;
247 -- See if we can skip the XSLT ... it's expensive
248 IF prev_xfrm IS NULL OR prev_xfrm <> xfrm.name THEN
249 -- Can't skip the transform
250 IF xfrm.xslt <> '---' THEN
251 transformed_xml := oils_xslt_process(bib.marc,xfrm.xslt);
253 transformed_xml := bib.marc;
256 prev_xfrm := xfrm.name;
259 xml_node_list := oils_xpath( idx.xpath, transformed_xml, ARRAY[ARRAY[xfrm.prefix, xfrm.namespace_uri]] );
262 FOR xml_node IN SELECT x FROM explode_array(xml_node_list) AS x LOOP
263 CONTINUE WHEN xml_node !~ E'^\\s*<';
264 IF raw_text IS NOT NULL THEN
265 raw_text := raw_text || joiner;
267 raw_text := COALESCE(raw_text,'') || ARRAY_TO_STRING(oils_xpath( '//text()', REGEXP_REPLACE(xml_node,'&(?!amp;)','&','g')), ' ');
270 CONTINUE WHEN raw_text IS NULL;
272 output_row.field_class = idx.field_class;
273 output_row.field = idx.id;
274 output_row.source = rid;
275 output_row.value = BTRIM(REGEXP_REPLACE(raw_text, E'\\s+', ' ', 'g'));
277 RETURN NEXT output_row;
282 $func$ LANGUAGE PLPGSQL;
284 -- default to a space joiner
285 CREATE OR REPLACE FUNCTION biblio.extract_metabib_field_entry ( BIGINT ) RETURNS SETOF metabib.field_entry_template AS $func$
286 SELECT * FROM biblio.extract_metabib_field_entry($1, ' ');
289 CREATE OR REPLACE FUNCTION biblio.flatten_marc ( rid BIGINT ) RETURNS SETOF metabib.full_rec AS $func$
291 bib biblio.record_entry%ROWTYPE;
292 output metabib.full_rec%ROWTYPE;
295 SELECT INTO bib * FROM biblio.record_entry WHERE id = rid;
297 FOR field IN SELECT * FROM biblio.flatten_marc( bib.marc ) LOOP
298 output.record := rid;
299 output.ind1 := field.ind1;
300 output.ind2 := field.ind2;
301 output.tag := field.tag;
302 output.subfield := field.subfield;
303 IF field.subfield IS NOT NULL AND field.tag NOT IN ('020','022','024') THEN -- exclude standard numbers and control fields
304 output.value := naco_normalize(field.value, field.subfield);
306 output.value := field.value;
309 CONTINUE WHEN output.value IS NULL;
314 $func$ LANGUAGE PLPGSQL;
316 /* Old form of biblio.flatten_marc() relied on contrib/xml2 functions that got all crashy in PostgreSQL 8.4 */
317 -- CREATE OR REPLACE FUNCTION biblio.flatten_marc ( TEXT, BIGINT ) RETURNS SETOF metabib.full_rec AS $func$
318 -- SELECT NULL::bigint AS id, NULL::bigint, 'LDR'::char(3), NULL::TEXT, NULL::TEXT, NULL::TEXT, oils_xpath_string( '//*[local-name()="leader"]', $1 ), NULL::tsvector AS index_vector
320 -- SELECT NULL::bigint AS id, NULL::bigint, x.tag::char(3), NULL::TEXT, NULL::TEXT, NULL::TEXT, x.value, NULL::tsvector AS index_vector
321 -- FROM oils_xpath_table(
324 -- 'biblio.record_entry',
325 -- '//*[local-name()="controlfield"]/@tag|//*[local-name()="controlfield"]',
327 -- )x(record int, tag text, value text)
329 -- SELECT NULL::bigint AS id, NULL::bigint, x.tag::char(3), x.ind1, x.ind2, x.subfield, x.value, NULL::tsvector AS index_vector
330 -- FROM oils_xpath_table(
333 -- 'biblio.record_entry',
334 -- '//*[local-name()="datafield"]/@tag|' ||
335 -- '//*[local-name()="datafield"]/@ind1|' ||
336 -- '//*[local-name()="datafield"]/@ind2|' ||
337 -- '//*[local-name()="datafield"]/*/@code|' ||
338 -- '//*[local-name()="datafield"]/*[@code]',
340 -- )x(record int, tag text, ind1 text, ind2 text, subfield text, value text);
341 -- $func$ LANGUAGE SQL;
343 CREATE OR REPLACE FUNCTION biblio.flatten_marc ( TEXT ) RETURNS SETOF metabib.full_rec AS $func$
346 use MARC::File::XML (BinaryEncoding => 'UTF-8');
349 my $r = MARC::Record->new_from_xml( $xml );
351 return_next( { tag => 'LDR', value => $r->leader } );
353 for my $f ( $r->fields ) {
354 if ($f->is_control_field) {
355 return_next({ tag => $f->tag, value => $f->data });
357 for my $s ($f->subfields) {
360 ind1 => $f->indicator(1),
361 ind2 => $f->indicator(2),
366 if ( $f->tag eq '245' and $s->[0] eq 'a' ) {
367 my $trim = $f->indicator(2) || 0;
370 ind1 => $f->indicator(1),
371 ind2 => $f->indicator(2),
373 value => substr( $s->[1], $trim )
382 $func$ LANGUAGE PLPERLU;
384 CREATE OR REPLACE FUNCTION biblio.marc21_record_type( rid BIGINT ) RETURNS config.marc21_rec_type_map AS $func$
391 retval config.marc21_rec_type_map%ROWTYPE;
393 SELECT * INTO ldr FROM metabib.full_rec WHERE record = rid AND tag = 'LDR' LIMIT 1;
395 IF ldr.id IS NULL THEN
396 SELECT * INTO retval FROM config.marc21_rec_type_map WHERE code = 'BKS';
400 SELECT * INTO tval_rec FROM config.marc21_ff_pos_map WHERE fixed_field = 'Type' LIMIT 1; -- They're all the same
401 SELECT * INTO bval_rec FROM config.marc21_ff_pos_map WHERE fixed_field = 'BLvl' LIMIT 1; -- They're all the same
404 tval := SUBSTRING( ldr.value, tval_rec.start_pos + 1, tval_rec.length );
405 bval := SUBSTRING( ldr.value, bval_rec.start_pos + 1, bval_rec.length );
407 -- RAISE NOTICE 'type %, blvl %, ldr %', tval, bval, ldr.value;
409 SELECT * INTO retval FROM config.marc21_rec_type_map WHERE type_val LIKE '%' || tval || '%' AND blvl_val LIKE '%' || bval || '%';
412 IF retval.code IS NULL THEN
413 SELECT * INTO retval FROM config.marc21_rec_type_map WHERE code = 'BKS';
418 $func$ LANGUAGE PLPGSQL;
420 CREATE OR REPLACE FUNCTION biblio.marc21_extract_fixed_field( rid BIGINT, ff TEXT ) RETURNS TEXT AS $func$
427 rtype := (biblio.marc21_record_type( rid )).code;
428 FOR ff_pos IN SELECT * FROM config.marc21_ff_pos_map WHERE fixed_field = ff AND rec_type = rtype ORDER BY tag DESC LOOP
429 FOR tag_data IN SELECT * FROM metabib.full_rec WHERE tag = UPPER(ff_pos.tag) AND record = rid LOOP
430 val := SUBSTRING( tag_data.value, ff_pos.start_pos + 1, ff_pos.length );
433 val := REPEAT( ff_pos.default_val, ff_pos.length );
439 $func$ LANGUAGE PLPGSQL;
441 CREATE TYPE biblio.marc21_physical_characteristics AS ( id INT, record BIGINT, ptype TEXT, subfield INT, value INT );
442 CREATE OR REPLACE FUNCTION biblio.marc21_physical_characteristics( rid BIGINT ) RETURNS SETOF biblio.marc21_physical_characteristics AS $func$
446 ptype config.marc21_physical_characteristic_type_map%ROWTYPE;
447 psf config.marc21_physical_characteristic_subfield_map%ROWTYPE;
448 pval config.marc21_physical_characteristic_value_map%ROWTYPE;
449 retval biblio.marc21_physical_characteristics%ROWTYPE;
452 SELECT * INTO _007 FROM metabib.full_rec WHERE record = rid AND tag = '007' LIMIT 1;
454 IF _007.id IS NOT NULL THEN
455 SELECT * INTO ptype FROM config.marc21_physical_characteristic_type_map WHERE ptype_key = SUBSTRING( _007.value, 1, 1 );
457 IF ptype.ptype_key IS NOT NULL THEN
458 FOR psf IN SELECT * FROM config.marc21_physical_characteristic_subfield_map WHERE ptype_key = ptype.ptype_key LOOP
459 SELECT * INTO pval FROM config.marc21_physical_characteristic_value_map WHERE ptype_subfield = psf.id AND value = SUBSTRING( _007.value, psf.start_pos + 1, psf.length );
461 IF pval.id IS NOT NULL THEN
464 retval.record := rid;
465 retval.ptype := ptype.ptype_key;
466 retval.subfield := psf.id;
467 retval.value := pval.id;
477 $func$ LANGUAGE PLPGSQL;
479 CREATE OR REPLACE FUNCTION biblio.extract_quality ( marc TEXT, best_lang TEXT, best_type TEXT ) RETURNS INT AS $func$
492 IF marc IS NULL OR marc = '' THEN
496 -- First, the count of tags
497 qual := ARRAY_UPPER(oils_xpath('*[local-name()="datafield"]', marc), 1);
499 -- now go through a bunch of pain to get the record type
500 IF best_type IS NOT NULL THEN
501 ldr := (oils_xpath('//*[local-name()="leader"]/text()', marc))[1];
503 IF ldr IS NOT NULL THEN
504 SELECT * INTO tval_rec FROM config.marc21_ff_pos_map WHERE fixed_field = 'Type' LIMIT 1; -- They're all the same
505 SELECT * INTO bval_rec FROM config.marc21_ff_pos_map WHERE fixed_field = 'BLvl' LIMIT 1; -- They're all the same
508 tval := SUBSTRING( ldr, tval_rec.start_pos + 1, tval_rec.length );
509 bval := SUBSTRING( ldr, bval_rec.start_pos + 1, bval_rec.length );
511 -- RAISE NOTICE 'type %, blvl %, ldr %', tval, bval, ldr;
513 SELECT * INTO type_map FROM config.marc21_rec_type_map WHERE type_val LIKE '%' || tval || '%' AND blvl_val LIKE '%' || bval || '%';
515 IF type_map.code IS NOT NULL THEN
516 IF best_type = type_map.code THEN
517 qual := qual + qual / 2;
520 FOR ff_pos IN SELECT * FROM config.marc21_ff_pos_map WHERE fixed_field = 'Lang' AND rec_type = type_map.code ORDER BY tag DESC LOOP
521 ff_tag_data := SUBSTRING((oils_xpath('//*[@tag="' || ff_pos.tag || '"]/text()',marc))[1], ff_pos.start_pos + 1, ff_pos.length);
522 IF ff_tag_data = best_lang THEN
530 -- Now look for some quality metrics
532 IF ARRAY_UPPER(oils_xpath('//*[@tag="040"]/*[@code="a" and contains(.,"DLC")]', marc), 1) = 1 THEN
537 IF (oils_xpath('//*[@tag="003"]/text()', marc))[1] ~* E'oclo?c' THEN
544 $func$ LANGUAGE PLPGSQL;
546 CREATE OR REPLACE FUNCTION biblio.extract_fingerprint ( marc text ) RETURNS TEXT AS $func$
548 idx config.biblio_fingerprint%ROWTYPE;
549 xfrm config.xml_transform%ROWTYPE;
551 transformed_xml TEXT;
553 xml_node_list TEXT[];
555 output_text TEXT := '';
558 IF marc IS NULL OR marc = '' THEN
562 -- Loop over the indexing entries
563 FOR idx IN SELECT * FROM config.biblio_fingerprint ORDER BY format, id LOOP
565 SELECT INTO xfrm * from config.xml_transform WHERE name = idx.format;
567 -- See if we can skip the XSLT ... it's expensive
568 IF prev_xfrm IS NULL OR prev_xfrm <> xfrm.name THEN
569 -- Can't skip the transform
570 IF xfrm.xslt <> '---' THEN
571 transformed_xml := oils_xslt_process(marc,xfrm.xslt);
573 transformed_xml := marc;
576 prev_xfrm := xfrm.name;
579 raw_text := COALESCE(
587 ARRAY[ARRAY[xfrm.prefix, xfrm.namespace_uri]]
596 raw_text := REGEXP_REPLACE(raw_text, E'\\[.+?\\]', E'');
597 raw_text := REGEXP_REPLACE(raw_text, E'\\mthe\\M|\\man?d?d\\M', E'', 'g'); -- arg! the pain!
599 IF idx.first_word IS TRUE THEN
600 raw_text := REGEXP_REPLACE(raw_text, E'^(\\w+).*?$', E'\\1');
603 output_text := output_text || REGEXP_REPLACE(raw_text, E'\\s+', '', 'g');
610 $func$ LANGUAGE PLPGSQL;
612 -- BEFORE UPDATE OR INSERT trigger for biblio.record_entry
613 CREATE OR REPLACE FUNCTION biblio.fingerprint_trigger () RETURNS TRIGGER AS $func$
616 -- For TG_ARGV, first param is language (like 'eng'), second is record type (like 'BKS')
618 IF NEW.deleted IS TRUE THEN -- we don't much care, then, do we?
622 NEW.fingerprint := biblio.extract_fingerprint(NEW.marc);
623 NEW.quality := biblio.extract_quality(NEW.marc, TG_ARGV[0], TG_ARGV[1]);
628 $func$ LANGUAGE PLPGSQL;
630 -- AFTER UPDATE OR INSERT trigger for biblio.record_entry
631 CREATE OR REPLACE FUNCTION biblio.indexing_ingest_or_delete () RETURNS TRIGGER AS $func$
633 ind_data metabib.field_entry_template%ROWTYPE;
635 tmp_mr metabib.metarecord%ROWTYPE;
650 IF TG_OP = 'UPDATE' THEN -- Clean out the cruft
651 DELETE FROM metabib.metarecord_source_map WHERE source = NEW.id; -- Rid ourselves of the search-estimate-killing linkage
654 IF NEW.deleted IS TRUE THEN
655 RETURN NEW; -- and we're done
658 PERFORM * FROM config.internal_flag WHERE name = 'ingest.reingest.force_on_same_marc' AND enabled;
660 IF NOT FOUND AND OLD.marc = NEW.marc THEN -- don't do anything if the MARC didn't change
664 IF TG_OP = 'UPDATE' THEN -- Clean out the cruft
665 DELETE FROM metabib.title_field_entry WHERE source = NEW.id;
666 DELETE FROM metabib.author_field_entry WHERE source = NEW.id;
667 DELETE FROM metabib.subject_field_entry WHERE source = NEW.id;
668 DELETE FROM metabib.keyword_field_entry WHERE source = NEW.id;
669 DELETE FROM metabib.series_field_entry WHERE source = NEW.id;
670 DELETE FROM metabib.full_rec WHERE record = NEW.id;
671 DELETE FROM metabib.rec_descriptor WHERE record = NEW.id;
675 -- Shove the flattened MARC in
676 INSERT INTO metabib.full_rec (record, tag, ind1, ind2, subfield, value)
677 SELECT record, tag, ind1, ind2, subfield, value FROM biblio.flatten_marc( NEW.id );
679 -- And now the indexing data
680 FOR ind_data IN SELECT * FROM biblio.extract_metabib_field_entry( NEW.id ) LOOP
681 IF ind_data.field_class = 'title' THEN
682 INSERT INTO metabib.title_field_entry (field, source, value)
683 VALUES (ind_data.field, ind_data.source, ind_data.value);
684 ELSIF ind_data.field_class = 'author' THEN
685 INSERT INTO metabib.author_field_entry (field, source, value)
686 VALUES (ind_data.field, ind_data.source, ind_data.value);
687 ELSIF ind_data.field_class = 'subject' THEN
688 INSERT INTO metabib.subject_field_entry (field, source, value)
689 VALUES (ind_data.field, ind_data.source, ind_data.value);
690 ELSIF ind_data.field_class = 'keyword' THEN
691 INSERT INTO metabib.keyword_field_entry (field, source, value)
692 VALUES (ind_data.field, ind_data.source, ind_data.value);
693 ELSIF ind_data.field_class = 'series' THEN
694 INSERT INTO metabib.series_field_entry (field, source, value)
695 VALUES (ind_data.field, ind_data.source, ind_data.value);
699 -- Then, the rec_descriptor
700 INSERT INTO metabib.rec_descriptor (record, item_type, item_form, bib_level, control_type, enc_level, audience, lit_form, type_mat, cat_form, pub_status, item_lang, vr_format, date1, date2)
702 biblio.marc21_extract_fixed_field( NEW.id, 'Type' ),
703 biblio.marc21_extract_fixed_field( NEW.id, 'Form' ),
704 biblio.marc21_extract_fixed_field( NEW.id, 'BLvl' ),
705 biblio.marc21_extract_fixed_field( NEW.id, 'Ctrl' ),
706 biblio.marc21_extract_fixed_field( NEW.id, 'ELvl' ),
707 biblio.marc21_extract_fixed_field( NEW.id, 'Audn' ),
708 biblio.marc21_extract_fixed_field( NEW.id, 'LitF' ),
709 biblio.marc21_extract_fixed_field( NEW.id, 'TMat' ),
710 biblio.marc21_extract_fixed_field( NEW.id, 'Desc' ),
711 biblio.marc21_extract_fixed_field( NEW.id, 'DtSt' ),
712 biblio.marc21_extract_fixed_field( NEW.id, 'Lang' ),
714 FROM biblio.marc21_physical_characteristics( NEW.id) p
715 JOIN config.marc21_physical_characteristic_subfield_map s ON (s.id = p.subfield)
716 JOIN config.marc21_physical_characteristic_value_map v ON (v.id = p.value)
717 WHERE p.ptype = 'v' AND s.subfield = 'e' ),
718 biblio.marc21_extract_fixed_field( NEW.id, 'Date1'),
719 biblio.marc21_extract_fixed_field( NEW.id, 'Date2');
722 uris := oils_xpath('//*[@tag="856" and (@ind1="4" or @ind1="1") and (@ind2="0" or @ind2="1")]',NEW.marc);
723 IF ARRAY_UPPER(uris,1) > 0 THEN
724 FOR i IN 1 .. ARRAY_UPPER(uris, 1) LOOP
725 -- First we pull infot out of the 856
728 uri_href := (oils_xpath('//*[@code="u"]/text()',uri_xml))[1];
729 CONTINUE WHEN uri_href IS NULL;
731 uri_label := (oils_xpath('//*[@code="y"]/text()|//*[@code="3"]/text()|//*[@code="u"]/text()',uri_xml))[1];
732 CONTINUE WHEN uri_label IS NULL;
734 uri_owner := (oils_xpath('//*[@code="9"]/text()|//*[@code="w"]/text()|//*[@code="n"]/text()',uri_xml))[1];
735 CONTINUE WHEN uri_owner IS NULL;
737 uri_use := (oils_xpath('//*[@code="z"]/text()|//*[@code="2"]/text()|//*[@code="n"]/text()',uri_xml))[1];
739 uri_owner := REGEXP_REPLACE(uri_owner, $re$^.*?\((\w+)\).*$$re$, E'\\1');
741 SELECT id INTO uri_owner_id FROM actor.org_unit WHERE shortname = uri_owner;
742 CONTINUE WHEN NOT FOUND;
744 -- now we look for a matching uri
745 SELECT id INTO uri_id FROM asset.uri WHERE label = uri_label AND href = uri_href AND use_restriction = uri_use AND active;
746 IF NOT FOUND THEN -- create one
747 INSERT INTO asset.uri (label, href, use_restriction) VALUES (uri_label, uri_href, uri_use);
748 SELECT id INTO uri_id FROM asset.uri WHERE label = uri_label AND href = uri_href AND use_restriction = uri_use AND active;
751 -- we need a call number to link through
752 SELECT id INTO uri_cn_id FROM asset.call_number WHERE owning_lib = uri_owner_id AND record = NEW.id AND label = '##URI##' AND NOT deleted;
754 INSERT INTO asset.call_number (owning_lib, record, create_date, edit_date, creator, editor, label)
755 VALUES (uri_owner_id, NEW.id, 'now', 'now', NEW.editor, NEW.editor, '##URI##');
756 SELECT id INTO uri_cn_id FROM asset.call_number WHERE owning_lib = uri_owner_id AND record = NEW.id AND label = '##URI##' AND NOT deleted;
759 -- now, link them if they're not already
760 SELECT id INTO uri_map_id FROM asset.uri_call_number_map WHERE call_number = uri_cn_id AND uri = uri_id;
762 INSERT INTO asset.uri_call_number_map (call_number, uri) VALUES (uri_cn_id, uri_id);
768 -- And, finally, metarecord mapping!
770 PERFORM * FROM config.internal_flag WHERE name = 'ingest.metarecord_mapping.skip_on_insert' AND enabled;
772 IF NOT FOUND OR TG_OP = 'UPDATE' THEN
773 FOR tmp_mr IN SELECT m.* FROM metabib.metarecord m JOIN metabib.metarecord_source_map s ON (s.metarecord = m.id) WHERE s.source = NEW.id LOOP
775 IF old_mr IS NULL AND NEW.fingerprint = tmp_mr.fingerprint THEN -- Find the first fingerprint-matching
778 SELECT COUNT(*) INTO source_count FROM metabib.metarecord_source_map WHERE metarecord = tmp_mr.id;
779 IF source_count = 0 THEN -- No other records
780 deleted_mrs := ARRAY_APPEND(deleted_mrs, tmp_mr.id);
781 DELETE FROM metabib.metarecord WHERE id = tmp_mr.id;
787 IF old_mr IS NULL THEN -- we found no suitable, preexisting MR based on old source maps
788 SELECT id INTO old_mr FROM metabib.metarecord WHERE fingerprint = NEW.fingerprint; -- is there one for our current fingerprint?
789 IF old_mr IS NULL THEN -- nope, create one and grab its id
790 INSERT INTO metabib.metarecord ( fingerprint, master_record ) VALUES ( NEW.fingerprint, NEW.id );
791 SELECT id INTO old_mr FROM metabib.metarecord WHERE fingerprint = NEW.fingerprint;
792 ELSE -- indeed there is. update it with a null cache and recalcualated master record
793 UPDATE metabib.metarecord
795 master_record = ( SELECT id FROM biblio.record_entry WHERE fingerprint = NEW.fingerprint ORDER BY quality DESC LIMIT 1)
798 ELSE -- there was one we already attached to, update its mods cache and master_record
799 UPDATE metabib.metarecord
801 master_record = ( SELECT id FROM biblio.record_entry WHERE fingerprint = NEW.fingerprint ORDER BY quality DESC LIMIT 1)
805 INSERT INTO metabib.metarecord_source_map (metarecord, source) VALUES (old_mr, NEW.id); -- new source mapping
807 UPDATE action.hold_request SET target = old_mr WHERE target IN ( SELECT explode_array(deleted_mrs) ) AND hold_type = 'M'; -- if we had to delete any MRs above, make sure their holds are moved
813 $func$ LANGUAGE PLPGSQL;