--- /dev/null
+BEGIN;
+
+INSERT INTO config.upgrade_log (version) VALUES ('0203'); -- miker
+
+CREATE OR REPLACE FUNCTION biblio.indexing_ingest_or_delete () RETURNS TRIGGER AS $func$
+DECLARE
+ ind_data metabib.field_entry_template%ROWTYPE;
+ old_mr INT;
+ tmp_mr metabib.metarecord%ROWTYPE;
+ source_count INT;
+ deleted_mrs INT[];
+ uris TEXT[];
+ uri_xml TEXT;
+ uri_label TEXT;
+ uri_href TEXT;
+ uri_use TEXT;
+ uri_owner TEXT;
+ uri_owner_id INT;
+ uri_id INT;
+ uri_cn_id INT;
+ uri_map_id INT;
+BEGIN
+
+ IF TG_OP = 'UPDATE' THEN -- Clean out the cruft
+ DELETE FROM metabib.metarecord_source_map WHERE source = NEW.id; -- Rid ourselves of the search-estimate-killing linkage
+ END IF;
+
+ IF NEW.deleted IS TRUE THEN
+ RETURN NEW; -- and we're done
+ END IF;
+
+ PERFORM * FROM config.internal_flag WHERE name = 'ingest.reingest.force_on_same_marc' AND enabled;
+
+ IF NOT FOUND AND OLD.marc = NEW.marc THEN -- don't do anything if the MARC didn't change
+ RETURN NEW;
+ END IF;
+
+ IF TG_OP = 'UPDATE' THEN -- Clean out the cruft
+ DELETE FROM metabib.title_field_entry WHERE source = NEW.id;
+ DELETE FROM metabib.author_field_entry WHERE source = NEW.id;
+ DELETE FROM metabib.subject_field_entry WHERE source = NEW.id;
+ DELETE FROM metabib.keyword_field_entry WHERE source = NEW.id;
+ DELETE FROM metabib.series_field_entry WHERE source = NEW.id;
+ DELETE FROM metabib.full_rec WHERE record = NEW.id;
+ DELETE FROM metabib.rec_descriptor WHERE record = NEW.id;
+
+ END IF;
+
+ -- Shove the flattened MARC in
+ INSERT INTO metabib.full_rec (record, tag, ind1, ind2, subfield, value)
+ SELECT record, tag, ind1, ind2, subfield, value FROM biblio.flatten_marc( NEW.id );
+
+ -- And now the indexing data
+ FOR ind_data IN SELECT * FROM biblio.extract_metabib_field_entry( NEW.id ) LOOP
+ IF ind_data.field_class = 'title' THEN
+ INSERT INTO metabib.title_field_entry (field, source, value)
+ VALUES (ind_data.field, ind_data.source, ind_data.value);
+ ELSIF ind_data.field_class = 'author' THEN
+ INSERT INTO metabib.author_field_entry (field, source, value)
+ VALUES (ind_data.field, ind_data.source, ind_data.value);
+ ELSIF ind_data.field_class = 'subject' THEN
+ INSERT INTO metabib.subject_field_entry (field, source, value)
+ VALUES (ind_data.field, ind_data.source, ind_data.value);
+ ELSIF ind_data.field_class = 'keyword' THEN
+ INSERT INTO metabib.keyword_field_entry (field, source, value)
+ VALUES (ind_data.field, ind_data.source, ind_data.value);
+ ELSIF ind_data.field_class = 'series' THEN
+ INSERT INTO metabib.series_field_entry (field, source, value)
+ VALUES (ind_data.field, ind_data.source, ind_data.value);
+ END IF;
+ END LOOP;
+
+ -- Then, the rec_descriptor
+ 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)
+ SELECT NEW.id,
+ biblio.marc21_extract_fixed_field( NEW.id, 'Type' ),
+ biblio.marc21_extract_fixed_field( NEW.id, 'Form' ),
+ biblio.marc21_extract_fixed_field( NEW.id, 'BLvl' ),
+ biblio.marc21_extract_fixed_field( NEW.id, 'Ctrl' ),
+ biblio.marc21_extract_fixed_field( NEW.id, 'ELvl' ),
+ biblio.marc21_extract_fixed_field( NEW.id, 'Audn' ),
+ biblio.marc21_extract_fixed_field( NEW.id, 'LitF' ),
+ biblio.marc21_extract_fixed_field( NEW.id, 'TMat' ),
+ biblio.marc21_extract_fixed_field( NEW.id, 'Desc' ),
+ biblio.marc21_extract_fixed_field( NEW.id, 'DtSt' ),
+ biblio.marc21_extract_fixed_field( NEW.id, 'Lang' ),
+ ( SELECT v.value
+ FROM biblio.marc21_physical_characteristics( NEW.id) p
+ JOIN config.marc21_physical_characteristic_subfield_map s ON (s.id = p.subfield)
+ JOIN config.marc21_physical_characteristic_value_map v ON (v.id = p.value)
+ WHERE p.ptype = 'v' AND s.subfield = 'e' ),
+ biblio.marc21_extract_fixed_field( NEW.id, 'Date1'),
+ biblio.marc21_extract_fixed_field( NEW.id, 'Date2');
+
+ -- On to URIs ...
+ uris := oils_xpath('//*[@tag="856" and (@ind1="4" or @ind1="1") and (@ind2="0" or @ind2="1")]',NEW.marc);
+ IF ARRAY_UPPER(uris,1) > 0 THEN
+ FOR i IN 1 .. ARRAY_UPPER(uris, 1) LOOP
+ -- First we pull infot out of the 856
+ uri_xml := uris[i];
+
+ uri_href := (oils_xpath('//*[@code="u"]/text()',uri_xml))[1];
+ CONTINUE WHEN uri_href IS NULL;
+
+ uri_label := (oils_xpath('//*[@code="y"]/text()|//*[@code="3"]/text()|//*[@code="u"]/text()',uri_xml))[1];
+ CONTINUE WHEN uri_label IS NULL;
+
+ uri_owner := (oils_xpath('//*[@code="9"]/text()|//*[@code="w"]/text()|//*[@code="n"]/text()',uri_xml))[1];
+ CONTINUE WHEN uri_owner IS NULL;
+
+ uri_use := (oils_xpath('//*[@code="z"]/text()|//*[@code="2"]/text()|//*[@code="n"]/text()',uri_xml))[1];
+
+ uri_owner := REGEXP_REPLACE(uri_owner, $re$^.*?\((\w+)\).*$$re$, E'\\1');
+
+ SELECT id INTO uri_owner_id FROM actor.org_unit WHERE shortname = uri_owner;
+ CONTINUE WHEN NOT FOUND;
+
+ -- now we look for a matching uri
+ SELECT id INTO uri_id FROM asset.uri WHERE label = uri_label AND href = uri_href AND use_restriction = uri_use AND active;
+ IF NOT FOUND THEN -- create one
+ INSERT INTO asset.uri (label, href, use_restriction) VALUES (uri_label, uri_href, uri_use);
+ SELECT id INTO uri_id FROM asset.uri WHERE label = uri_label AND href = uri_href AND use_restriction = uri_use AND active;
+ END IF;
+
+ -- we need a call number to link through
+ 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;
+ IF NOT FOUND THEN
+ INSERT INTO asset.call_number (owning_lib, record, create_date, edit_date, creator, editor, label)
+ VALUES (uri_owner_id, NEW.id, 'now', 'now', NEW.editor, NEW.editor, '##URI##');
+ 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;
+ END IF;
+
+ -- now, link them if they're not already
+ SELECT id INTO uri_map_id FROM asset.uri_call_number_map WHERE call_number = uri_cn_id AND uri = uri_id;
+ IF NOT FOUND THEN
+ INSERT INTO asset.uri_call_number_map (call_number, uri) VALUES (uri_cn_id, uri_id);
+ END IF;
+
+ END LOOP;
+ END IF;
+
+ -- And, finally, metarecord mapping!
+
+ PERFORM * FROM config.internal_flag WHERE name = 'ingest.metarecord_mapping.skip_on_insert' AND enabled;
+
+ IF NOT FOUND OR TG_OP = 'UPDATE' THEN
+ 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
+
+ IF old_mr IS NULL AND NEW.fingerprint = tmp_mr.fingerprint THEN -- Find the first fingerprint-matching
+ old_mr := tmp_mr.id;
+ ELSE
+ SELECT COUNT(*) INTO source_count FROM metabib.metarecord_source_map WHERE metarecord = tmp_mr.id;
+ IF source_count = 0 THEN -- No other records
+ deleted_mrs := ARRAY_APPEND(deleted_mrs, tmp_mr.id);
+ DELETE FROM metabib.metarecord WHERE id = tmp_mr.id;
+ END IF;
+ END IF;
+
+ END LOOP;
+
+ IF old_mr IS NULL THEN -- we found no suitable, preexisting MR based on old source maps
+ SELECT id INTO old_mr FROM metabib.metarecord WHERE fingerprint = NEW.fingerprint; -- is there one for our current fingerprint?
+ IF old_mr IS NULL THEN -- nope, create one and grab its id
+ INSERT INTO metabib.metarecord ( fingerprint, master_record ) VALUES ( NEW.fingerprint, NEW.id );
+ SELECT id INTO old_mr FROM metabib.metarecord WHERE fingerprint = NEW.fingerprint;
+ ELSE -- indeed there is. update it with a null cache and recalcualated master record
+ UPDATE metabib.metarecord
+ SET mods = NULL,
+ master_record = ( SELECT id FROM biblio.record_entry WHERE fingerprint = NEW.fingerprint ORDER BY quality DESC LIMIT 1)
+ WHERE id = old_mr;
+ END IF;
+ ELSE -- there was one we already attached to, update its mods cache and master_record
+ UPDATE metabib.metarecord
+ SET mods = NULL,
+ master_record = ( SELECT id FROM biblio.record_entry WHERE fingerprint = NEW.fingerprint ORDER BY quality DESC LIMIT 1)
+ WHERE id = old_mr;
+ END IF;
+
+ INSERT INTO metabib.metarecord_source_map (metarecord, source) VALUES (old_mr, NEW.id); -- new source mapping
+
+ 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
+ END IF;
+
+ RETURN NEW;
+
+END;
+$func$ LANGUAGE PLPGSQL;
+
+COMMIT;
+
projects / evergreen / bjwebb.git / commitdiff