4 INSERT INTO config.upgrade_log (version) VALUES ('0197');
6 CREATE TABLE config.internal_flag (
9 enabled BOOL NOT NULL DEFAULT FALSE
11 INSERT INTO config.internal_flag (name) VALUES ('ingest.metarecord_mapping.skip_on_insert');
13 -- AFTER UPDATE OR INSERT trigger for biblio.record_entry
14 CREATE OR REPLACE FUNCTION biblio.indexing_ingest_or_delete () RETURNS TRIGGER AS $func$
16 ind_data metabib.field_entry_template%ROWTYPE;
18 tmp_mr metabib.metarecord%ROWTYPE;
33 IF TG_OP = 'UPDATE' THEN -- Clean out the cruft
34 DELETE FROM metabib.metarecord_source_map WHERE source = NEW.id; -- Rid ourselves of the search-estimate-killing linkage
37 IF NEW.deleted IS TRUE THEN
38 RETURN NEW; -- and we're done
41 IF TG_OP = 'UPDATE' THEN -- Clean out the cruft
42 DELETE FROM metabib.title_field_entry WHERE source = NEW.id;
43 DELETE FROM metabib.author_field_entry WHERE source = NEW.id;
44 DELETE FROM metabib.subject_field_entry WHERE source = NEW.id;
45 DELETE FROM metabib.keyword_field_entry WHERE source = NEW.id;
46 DELETE FROM metabib.series_field_entry WHERE source = NEW.id;
47 DELETE FROM metabib.full_rec WHERE record = NEW.id;
48 DELETE FROM metabib.rec_descriptor WHERE record = NEW.id;
52 -- Shove the flattened MARC in
53 INSERT INTO metabib.full_rec (record, tag, ind1, ind2, subfield, value)
54 SELECT record, tag, ind1, ind2, subfield, value FROM biblio.flatten_marc( NEW.id );
56 -- And now the indexing data
57 FOR ind_data IN SELECT * FROM biblio.extract_metabib_field_entry( NEW.id ) LOOP
58 IF ind_data.field_class = 'title' THEN
59 INSERT INTO metabib.title_field_entry (field, source, value)
60 VALUES (ind_data.field, ind_data.source, ind_data.value);
61 ELSIF ind_data.field_class = 'author' THEN
62 INSERT INTO metabib.author_field_entry (field, source, value)
63 VALUES (ind_data.field, ind_data.source, ind_data.value);
64 ELSIF ind_data.field_class = 'subject' THEN
65 INSERT INTO metabib.subject_field_entry (field, source, value)
66 VALUES (ind_data.field, ind_data.source, ind_data.value);
67 ELSIF ind_data.field_class = 'keyword' THEN
68 INSERT INTO metabib.keyword_field_entry (field, source, value)
69 VALUES (ind_data.field, ind_data.source, ind_data.value);
70 ELSIF ind_data.field_class = 'series' THEN
71 INSERT INTO metabib.series_field_entry (field, source, value)
72 VALUES (ind_data.field, ind_data.source, ind_data.value);
76 -- Then, the rec_descriptor
77 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)
79 biblio.marc21_extract_fixed_field( NEW.id, 'Type' ),
80 biblio.marc21_extract_fixed_field( NEW.id, 'Form' ),
81 biblio.marc21_extract_fixed_field( NEW.id, 'BLvl' ),
82 biblio.marc21_extract_fixed_field( NEW.id, 'Ctrl' ),
83 biblio.marc21_extract_fixed_field( NEW.id, 'ELvl' ),
84 biblio.marc21_extract_fixed_field( NEW.id, 'Audn' ),
85 biblio.marc21_extract_fixed_field( NEW.id, 'LitF' ),
86 biblio.marc21_extract_fixed_field( NEW.id, 'TMat' ),
87 biblio.marc21_extract_fixed_field( NEW.id, 'Desc' ),
88 biblio.marc21_extract_fixed_field( NEW.id, 'DtSt' ),
89 biblio.marc21_extract_fixed_field( NEW.id, 'Lang' ),
91 FROM biblio.marc21_physical_characteristics( NEW.id) p
92 JOIN config.marc21_physical_characteristic_subfield_map s ON (s.id = p.subfield)
93 JOIN config.marc21_physical_characteristic_value_map v ON (v.id = p.value)
94 WHERE p.ptype = 'v' AND s.subfield = 'e' ),
95 biblio.marc21_extract_fixed_field( NEW.id, 'Date1'),
96 biblio.marc21_extract_fixed_field( NEW.id, 'Date2');
99 uris := oils_xpath('//*[@tag="856" and (@ind1="4" or @ind1="1") and (@ind2="0" or @ind2="1")]',NEW.marc);
100 IF ARRAY_UPPER(uris,1) > 0 THEN
101 FOR i IN 1 .. ARRAY_UPPER(uris, 1) LOOP
102 -- First we pull infot out of the 856
105 uri_href := (oils_xpath('//*[@code="u"]/text()',uri_xml))[1];
106 CONTINUE WHEN uri_href IS NULL;
108 uri_label := (oils_xpath('//*[@code="y"]/text()|//*[@code="3"]/text()|//*[@code="u"]/text()',uri_xml))[1];
109 CONTINUE WHEN uri_label IS NULL;
111 uri_owner := (oils_xpath('//*[@code="9"]/text()|//*[@code="w"]/text()|//*[@code="n"]/text()',uri_xml))[1];
112 CONTINUE WHEN uri_owner IS NULL;
114 uri_use := (oils_xpath('//*[@code="z"]/text()|//*[@code="2"]/text()|//*[@code="n"]/text()',uri_xml))[1];
116 uri_owner := REGEXP_REPLACE(uri_owner, $re$^.*?\((\w+)\).*$$re$, E'\\1');
118 SELECT id INTO uri_owner_id FROM actor.org_unit WHERE shortname = uri_owner;
119 CONTINUE WHEN NOT FOUND;
121 -- now we look for a matching uri
122 SELECT id INTO uri_id FROM asset.uri WHERE label = uri_label AND href = uri_href AND use_restriction = uri_use AND active;
123 IF NOT FOUND THEN -- create one
124 INSERT INTO asset.uri (label, href, use_restriction) VALUES (uri_label, uri_href, uri_use);
125 SELECT id INTO uri_id FROM asset.uri WHERE label = uri_label AND href = uri_href AND use_restriction = uri_use AND active;
128 -- we need a call number to link through
129 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;
131 INSERT INTO asset.call_number (owning_lib, record, create_date, edit_date, creator, editor, label)
132 VALUES (uri_owner_id, NEW.id, 'now', 'now', NEW.editor, NEW.editor, '##URI##');
133 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;
136 -- now, link them if they're not already
137 SELECT id INTO uri_map_id FROM asset.uri_call_number_map WHERE call_number = uri_cn_id AND uri = uri_id;
139 INSERT INTO asset.uri_call_number_map (call_number, uri) VALUES (uri_cn_id, uri_id);
145 -- And, finally, metarecord mapping!
147 PERFORM * FROM config.internal_flag WHERE name = 'ingest.metarecord_mapping.skip_on_insert' AND enabled;
149 IF NOT FOUND OR TG_OP = 'UPDATE' THEN
150 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
152 IF old_mr IS NULL AND NEW.fingerprint = tmp_mr.fingerprint THEN -- Find the first fingerprint-matching
155 SELECT COUNT(*) INTO source_count FROM metabib.metarecord_source_map WHERE metarecord = tmp_mr.id;
156 IF source_count = 0 THEN -- No other records
157 deleted_mrs := ARRAY_APPEND(deleted_mrs, tmp_mr.id);
158 DELETE FROM metabib.metarecord WHERE id = tmp_mr.id;
164 IF old_mr IS NULL THEN -- we found no suitable, preexisting MR based on old source maps
165 SELECT id INTO old_mr FROM metabib.metarecord WHERE fingerprint = NEW.fingerprint; -- is there one for our current fingerprint?
166 IF old_mr IS NULL THEN -- nope, create one and grab its id
167 INSERT INTO metabib.metarecord ( fingerprint, master_record ) VALUES ( NEW.fingerprint, NEW.id );
168 SELECT id INTO old_mr FROM metabib.metarecord WHERE fingerprint = NEW.fingerprint;
169 ELSE -- indeed there is. update it with a null cache and recalcualated master record
170 UPDATE metabib.metarecord
172 master_record = ( SELECT id FROM biblio.record_entry WHERE fingerprint = NEW.fingerprint ORDER BY quality DESC LIMIT 1)
175 ELSE -- there was one we already attached to, update its mods cache and master_record
176 UPDATE metabib.metarecord
178 master_record = ( SELECT id FROM biblio.record_entry WHERE fingerprint = NEW.fingerprint ORDER BY quality DESC LIMIT 1)
182 INSERT INTO metabib.metarecord_source_map (metarecord, source) VALUES (old_mr, NEW.id); -- new source mapping
184 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
190 $func$ LANGUAGE PLPGSQL;