3 INSERT INTO config.upgrade_log (version) VALUES ('0164'); -- Galen Charlton
5 CREATE OR REPLACE FUNCTION biblio.indexing_ingest_or_delete () RETURNS TRIGGER AS $func$
7 ind_data metabib.field_entry_template%ROWTYPE;
9 tmp_mr metabib.metarecord%ROWTYPE;
24 DELETE FROM metabib.metarecord_source_map WHERE source = NEW.id; -- Rid ourselves of the search-estimate-killing linkage
26 IF NEW.deleted IS TRUE THEN
27 RETURN NEW; -- and we're done
30 IF TG_OP = 'UPDATE' THEN -- Clean out the cruft
31 DELETE FROM metabib.title_field_entry WHERE source = NEW.id;
32 DELETE FROM metabib.author_field_entry WHERE source = NEW.id;
33 DELETE FROM metabib.subject_field_entry WHERE source = NEW.id;
34 DELETE FROM metabib.keyword_field_entry WHERE source = NEW.id;
35 DELETE FROM metabib.series_field_entry WHERE source = NEW.id;
36 DELETE FROM metabib.full_rec WHERE record = NEW.id;
37 DELETE FROM metabib.rec_descriptor WHERE record = NEW.id;
41 -- Shove the flattened MARC in
42 INSERT INTO metabib.full_rec (record, tag, ind1, ind2, subfield, value)
43 SELECT record, tag, ind1, ind2, subfield, value FROM biblio.flatten_marc( NEW.id );
45 -- And now the indexing data
46 FOR ind_data IN SELECT * FROM biblio.extract_metabib_field_entry( NEW.id ) LOOP
47 IF ind_data.field_class = 'title' THEN
48 INSERT INTO metabib.title_field_entry (field, source, value)
49 VALUES (ind_data.field, ind_data.source, ind_data.value);
50 ELSIF ind_data.field_class = 'author' THEN
51 INSERT INTO metabib.author_field_entry (field, source, value)
52 VALUES (ind_data.field, ind_data.source, ind_data.value);
53 ELSIF ind_data.field_class = 'subject' THEN
54 INSERT INTO metabib.subject_field_entry (field, source, value)
55 VALUES (ind_data.field, ind_data.source, ind_data.value);
56 ELSIF ind_data.field_class = 'keyword' THEN
57 INSERT INTO metabib.keyword_field_entry (field, source, value)
58 VALUES (ind_data.field, ind_data.source, ind_data.value);
59 ELSIF ind_data.field_class = 'series' THEN
60 INSERT INTO metabib.series_field_entry (field, source, value)
61 VALUES (ind_data.field, ind_data.source, ind_data.value);
65 -- Then, the rec_descriptor
66 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)
68 biblio.marc21_extract_fixed_field( NEW.id, 'Type' ),
69 biblio.marc21_extract_fixed_field( NEW.id, 'Form' ),
70 biblio.marc21_extract_fixed_field( NEW.id, 'BLvl' ),
71 biblio.marc21_extract_fixed_field( NEW.id, 'Ctrl' ),
72 biblio.marc21_extract_fixed_field( NEW.id, 'ELvl' ),
73 biblio.marc21_extract_fixed_field( NEW.id, 'Audn' ),
74 biblio.marc21_extract_fixed_field( NEW.id, 'LitF' ),
75 biblio.marc21_extract_fixed_field( NEW.id, 'TMat' ),
76 biblio.marc21_extract_fixed_field( NEW.id, 'Desc' ),
77 biblio.marc21_extract_fixed_field( NEW.id, 'DtSt' ),
78 biblio.marc21_extract_fixed_field( NEW.id, 'Lang' ),
80 FROM biblio.marc21_physical_characteristics( NEW.id) p
81 JOIN config.marc21_physical_characteristic_subfield_map s ON (s.id = p.subfield)
82 JOIN config.marc21_physical_characteristic_value_map v ON (v.id = p.value)
83 WHERE p.ptype = 'v' AND s.subfield = 'e' ),
84 biblio.marc21_extract_fixed_field( NEW.id, 'Date1'),
85 biblio.marc21_extract_fixed_field( NEW.id, 'Date2');
88 uris := oils_xpath('//*[@tag="856" and (@ind1="4" or @ind1="1") and (@ind2="0" or @ind2="1")]',NEW.marc);
89 IF ARRAY_UPPER(uris,1) > 0 THEN
90 FOR i IN 1 .. ARRAY_UPPER(uris, 1) LOOP
91 -- First we pull infot out of the 856
94 uri_href := (oils_xpath('//*[@code="u"]/text()',uri_xml))[1];
95 CONTINUE WHEN uri_href IS NULL;
97 uri_label := (oils_xpath('//*[@code="y"]/text()|//*[@code="3"]/text()|//*[@code="u"]/text()',uri_xml))[1];
98 CONTINUE WHEN uri_label IS NULL;
100 uri_owner := (oils_xpath('//*[@code="9"]/text()|//*[@code="w"]/text()|//*[@code="n"]/text()',uri_xml))[1];
101 CONTINUE WHEN uri_owner IS NULL;
103 uri_use := (oils_xpath('//*[@code="z"]/text()|//*[@code="2"]/text()|//*[@code="n"]/text()',uri_xml))[1];
105 uri_owner := REGEXP_REPLACE(uri_owner, $re$^.*?\((\w+)\).*$$re$, E'\\1');
107 SELECT id INTO uri_owner_id FROM actor.org_unit WHERE shortname = uri_owner;
108 CONTINUE WHEN NOT FOUND;
110 -- now we look for a matching uri
111 SELECT id INTO uri_id FROM asset.uri WHERE label = uri_label AND href = uri_href AND use_restriction = uri_use AND active;
112 IF NOT FOUND THEN -- create one
113 INSERT INTO asset.uri (label, href, use_restriction) VALUES (uri_label, uri_href, uri_use);
114 SELECT id INTO uri_id FROM asset.uri WHERE label = uri_label AND href = uri_href AND use_restriction = uri_use AND active;
117 -- we need a call number to link through
118 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;
120 INSERT INTO asset.call_number (owning_lib, record, create_date, edit_date, creator, editor, label)
121 VALUES (uri_owner_id, NEW.id, 'now', 'now', NEW.editor, NEW.editor, '##URI##');
122 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;
125 -- now, link them if they're not already
126 SELECT id INTO uri_map_id FROM asset.uri_call_number_map WHERE call_number = uri_cn_id AND uri = uri_id;
128 INSERT INTO asset.uri_call_number_map (call_number, uri) VALUES (uri_cn_id, uri_id);
134 -- And, finally, metarecord mapping!
136 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
138 IF old_mr IS NULL AND NEW.fingerprint = tmp_mr.fingerprint THEN -- Find the first fingerprint-matching
141 SELECT COUNT(*) INTO source_count FROM metabib.metarecord_source_map WHERE metarecord = tmp_mr.id;
142 IF source_count = 0 THEN -- No other records
143 deleted_mrs := ARRAY_APPEND(deleted_mrs, tmp_mr.id);
144 DELETE FROM metabib.metarecord WHERE id = tmp_mr.id;
150 IF old_mr IS NULL THEN -- we found no suitable, preexisting MR based on old source maps
151 SELECT id INTO old_mr FROM metabib.metarecord WHERE fingerprint = NEW.fingerprint; -- is there one for our current fingerprint?
152 IF old_mr IS NULL THEN -- nope, create one and grab its id
153 INSERT INTO metabib.metarecord ( fingerprint, master_record ) VALUES ( NEW.fingerprint, NEW.id );
154 SELECT id INTO old_mr FROM metabib.metarecord WHERE fingerprint = NEW.fingerprint;
155 ELSE -- indeed there is. update it with a null cache and recalcualated master record
156 UPDATE metabib.metarecord
158 master_record = ( SELECT id FROM biblio.record_entry WHERE fingerprint = NEW.fingerprint ORDER BY quality DESC LIMIT 1)
161 ELSE -- there was one we already attached to, update its mods cache and master_record
162 UPDATE metabib.metarecord
164 master_record = ( SELECT id FROM biblio.record_entry WHERE fingerprint = NEW.fingerprint ORDER BY quality DESC LIMIT 1)
168 INSERT INTO metabib.metarecord_source_map (metarecord, source) VALUES (old_mr, NEW.id); -- new source mapping
170 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
175 $func$ LANGUAGE PLPGSQL;