3 INSERT INTO config.upgrade_log (version) VALUES ('0136'); -- miker
5 CREATE TABLE config.biblio_fingerprint (
9 first_word BOOL NOT NULL DEFAULT FALSE,
10 format TEXT NOT NULL DEFAULT 'marcxml'
13 INSERT INTO config.biblio_fingerprint (name, xpath, format)
16 '//marc:datafield[@tag="700"]/marc:subfield[@code="t"]|' ||
17 '//marc:datafield[@tag="240"]/marc:subfield[@code="a"]|' ||
18 '//marc:datafield[@tag="242"]/marc:subfield[@code="a"]|' ||
19 '//marc:datafield[@tag="246"]/marc:subfield[@code="a"]|' ||
20 '//marc:datafield[@tag="245"]/marc:subfield[@code="a"]',
24 INSERT INTO config.biblio_fingerprint (name, xpath, format, first_word)
27 '//marc:datafield[@tag="700" and ./*[@code="t"]]/marc:subfield[@code="a"]|'
28 '//marc:datafield[@tag="100"]/marc:subfield[@code="a"]|'
29 '//marc:datafield[@tag="110"]/marc:subfield[@code="a"]|'
30 '//marc:datafield[@tag="111"]/marc:subfield[@code="a"]|'
31 '//marc:datafield[@tag="260"]/marc:subfield[@code="b"]',
36 CREATE OR REPLACE FUNCTION biblio.extract_quality ( marc TEXT, best_lang TEXT, best_type TEXT ) RETURNS INT AS $func$
49 IF marc IS NULL OR marc = '' THEN
53 -- First, the count of tags
54 qual := ARRAY_UPPER(oils_xpath('*[local-name()="datafield"]', marc), 1);
56 -- now go through a bunch of pain to get the record type
57 IF best_type IS NOT NULL THEN
58 ldr := (oils_xpath('//*[local-name()="leader"]/text()', marc))[1];
60 IF ldr IS NOT NULL THEN
61 SELECT * INTO tval_rec FROM config.marc21_ff_pos_map WHERE fixed_field = 'Type' LIMIT 1; -- They're all the same
62 SELECT * INTO bval_rec FROM config.marc21_ff_pos_map WHERE fixed_field = 'BLvl' LIMIT 1; -- They're all the same
65 tval := SUBSTRING( ldr, tval_rec.start_pos + 1, tval_rec.length );
66 bval := SUBSTRING( ldr, bval_rec.start_pos + 1, bval_rec.length );
68 -- RAISE NOTICE 'type %, blvl %, ldr %', tval, bval, ldr;
70 SELECT * INTO type_map FROM config.marc21_rec_type_map WHERE type_val LIKE '%' || tval || '%' AND blvl_val LIKE '%' || bval || '%';
72 IF type_map.code IS NOT NULL THEN
73 IF best_type = type_map.code THEN
74 qual := qual + qual / 2;
77 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
78 ff_tag_data := SUBSTRING((oils_xpath('//*[@tag="' || ff_pos.tag || '"]/text()',marc))[1], ff_pos.start_pos + 1, ff_pos.length);
79 IF ff_tag_data = best_lang THEN
87 -- Now look for some quality metrics
89 IF ARRAY_UPPER(oils_xpath('//*[@tag="040"]/*[@code="a" and contains(.,"DLC")]', marc), 1) = 1 THEN
94 IF (oils_xpath('//*[@tag="003"]/text()', marc))[1] ~* E'oclo?c' THEN
101 $func$ LANGUAGE PLPGSQL;
103 CREATE OR REPLACE FUNCTION biblio.extract_fingerprint ( marc text ) RETURNS TEXT AS $func$
105 idx config.biblio_fingerprint%ROWTYPE;
106 xfrm config.xml_transform%ROWTYPE;
108 transformed_xml TEXT;
110 xml_node_list TEXT[];
112 output_text TEXT := '';
115 IF marc IS NULL OR marc = '' THEN
119 -- Loop over the indexing entries
120 FOR idx IN SELECT * FROM config.biblio_fingerprint ORDER BY format, id LOOP
122 SELECT INTO xfrm * from config.xml_transform WHERE name = idx.format;
124 -- See if we can skip the XSLT ... it's expensive
125 IF prev_xfrm IS NULL OR prev_xfrm <> xfrm.name THEN
126 -- Can't skip the transform
127 IF xfrm.xslt <> '---' THEN
128 transformed_xml := xslt_process(marc,xfrm.xslt);
130 transformed_xml := marc;
133 prev_xfrm := xfrm.name;
136 raw_text := COALESCE(
144 ARRAY[ARRAY[xfrm.prefix, xfrm.namespace_uri]]
153 raw_text := REGEXP_REPLACE(raw_text, E'\\[.+?\\]', E'');
154 raw_text := REGEXP_REPLACE(raw_text, E'\\mthe\\M|\\man?d?d\\M', E'', 'g'); -- arg! the pain!
156 IF idx.first_word IS TRUE THEN
157 raw_text := REGEXP_REPLACE(raw_text, E'^(\\w+).*?$', E'\\1');
160 output_text := output_text || REGEXP_REPLACE(raw_text, E'\\s+', '', 'g');
167 $func$ LANGUAGE PLPGSQL;
169 -- BEFORE UPDATE OR INSERT trigger for biblio.record_entry
170 CREATE OR REPLACE FUNCTION biblio.fingerprint_trigger () RETURNS TRIGGER AS $func$
173 -- For TG_ARGV, first param is language (like 'eng'), second is record type (like 'BKS')
175 IF NEW.deleted IS TRUE THEN -- we don't much care, then, do we?
179 NEW.fingerprint := biblio.extract_fingerprint(NEW.marc);
180 NEW.quality := biblio.extract_quality(NEW.marc, TG_ARGV[0], TG_ARGV[1]);
185 $func$ LANGUAGE PLPGSQL;
187 -- AFTER UPDATE OR INSERT trigger for biblio.record_entry
188 CREATE OR REPLACE FUNCTION biblio.indexing_ingest_or_delete () RETURNS TRIGGER AS $func$
190 ind_data metabib.field_entry_template%ROWTYPE;
192 tmp_mr metabib.metarecord%ROWTYPE;
207 DELETE FROM metabib.metarecord_source_map WHERE source = NEW.id; -- Rid ourselves of the search-estimate-killing linkage
209 IF NEW.deleted IS TRUE THEN
210 RETURN NEW; -- and we're done
213 IF TG_OP = 'UPDATE' THEN -- Clean out the cruft
214 DELETE FROM metabib.title_field_entry WHERE source = NEW.id;
215 DELETE FROM metabib.author_field_entry WHERE source = NEW.id;
216 DELETE FROM metabib.subject_field_entry WHERE source = NEW.id;
217 DELETE FROM metabib.keyword_field_entry WHERE source = NEW.id;
218 DELETE FROM metabib.series_field_entry WHERE source = NEW.id;
219 DELETE FROM metabib.full_rec WHERE record = NEW.id;
220 DELETE FROM metabib.rec_descriptor WHERE record = NEW.id;
224 -- Shove the flattened MARC in
225 INSERT INTO metabib.full_rec (record, tag, ind1, ind2, subfield, value)
226 SELECT record, tag, ind1, ind2, subfield, value FROM biblio.flatten_marc( NEW.id );
228 -- And now the indexing data
229 FOR ind_data IN SELECT * FROM biblio.extract_metabib_field_entry( NEW.id ) LOOP
230 IF ind_data.field_class = 'title' THEN
231 INSERT INTO metabib.title_field_entry (field, source, value)
232 VALUES (ind_data.field, ind_data.source, ind_data.value);
233 ELSIF ind_data.field_class = 'author' THEN
234 INSERT INTO metabib.author_field_entry (field, source, value)
235 VALUES (ind_data.field, ind_data.source, ind_data.value);
236 ELSIF ind_data.field_class = 'subject' THEN
237 INSERT INTO metabib.subject_field_entry (field, source, value)
238 VALUES (ind_data.field, ind_data.source, ind_data.value);
239 ELSIF ind_data.field_class = 'keyword' THEN
240 INSERT INTO metabib.keyword_field_entry (field, source, value)
241 VALUES (ind_data.field, ind_data.source, ind_data.value);
242 ELSIF ind_data.field_class = 'series' THEN
243 INSERT INTO metabib.series_field_entry (field, source, value)
244 VALUES (ind_data.field, ind_data.source, ind_data.value);
248 -- Then, the rec_descriptor
249 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)
251 biblio.marc21_extract_fixed_field( NEW.id, 'Type' ),
252 biblio.marc21_extract_fixed_field( NEW.id, 'Form' ),
253 biblio.marc21_extract_fixed_field( NEW.id, 'BLvl' ),
254 biblio.marc21_extract_fixed_field( NEW.id, 'Ctrl' ),
255 biblio.marc21_extract_fixed_field( NEW.id, 'ELvl' ),
256 biblio.marc21_extract_fixed_field( NEW.id, 'Audn' ),
257 biblio.marc21_extract_fixed_field( NEW.id, 'LitF' ),
258 biblio.marc21_extract_fixed_field( NEW.id, 'TMat' ),
259 biblio.marc21_extract_fixed_field( NEW.id, 'Desc' ),
260 biblio.marc21_extract_fixed_field( NEW.id, 'DtSt' ),
261 biblio.marc21_extract_fixed_field( NEW.id, 'Lang' ),
263 FROM biblio.marc21_physical_characteristics( NEW.id) p
264 JOIN config.marc21_physical_characteristic_subfield_map s ON (s.id = p.subfield)
265 JOIN config.marc21_physical_characteristic_value_map v ON (v.id = p.value)
266 WHERE p.ptype = 'v' AND s.subfield = 'e' ),
267 biblio.marc21_extract_fixed_field( NEW.id, 'Date1'),
268 biblio.marc21_extract_fixed_field( NEW.id, 'Date2');
271 uris := oils_xpath('//*[@tag="856" and (@ind1="4" or @ind1="1") and (@ind2="0" or @ind2="1")]',NEW.marc);
272 IF ARRAY_UPPER(uris,1) > 0 THEN
273 FOR i IN 1 .. ARRAY_UPPER( uris ) LOOP
274 -- First we pull infot out of the 856
277 uri_href := (oils_xpath('//*[@code="u"]/text()',uri_xml))[1];
278 CONTINUE WHEN uri_href IS NULL;
280 uri_label := (oils_xpath('//*[@code="y"]/text()|//*[@code="3"]/text()|//*[@code="u"]/text()',uri_xml))[1];
281 CONTINUE WHEN uri_label IS NULL;
283 uri_owner := (oils_xpath('//*[@code="9"]/text()|//*[@code="w"]/text()|//*[@code="n"]/text()',uri_xml))[1];
284 CONTINUE WHEN uri_owner IS NULL;
286 uri_use := (oils_xpath('//*[@code="z"]/text()|//*[@code="2"]/text()|//*[@code="n"]/text()',uri_xml))[1];
288 uri_owner := REGEXP_REPLACE(uri_owner, $re$^.*?\((\w+)\).*$$re$, E'\\1');
290 SELECT id INTO uri_owner_id FROM actor.org_unit WHERE shortname = uri_owner;
291 CONTINUE WHEN NOT FOUND;
293 -- now we look for a matching uri
294 SELECT id INTO uri_id FROM asset.uri WHERE label = uri_label AND href = uri_href AND use_restriction = uri_use AND active;
295 IF NOT FOUND THEN -- create one
296 INSERT INTO asset.uri (label, href, use_restriction) VALUES (uri_label, uri_href, uri_use);
297 SELECT id INTO uri_id FROM asset.uri WHERE label = uri_label AND href = uri_href AND use_restriction = uri_use AND active;
300 -- we need a call number to link through
301 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;
303 INSERT INTO asset.call_number (owning_lib, record, create_date, edit_date, creator, editor, label)
304 VALUES (uri_owner_id, NEW.id, 'now', 'now', NEW.editor, NEW.editor, '##URI##');
305 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;
308 -- now, link them if they're not already
309 SELECT id INTO uri_map_id FROM asset.uri_call_number_map WHERE call_number = uri_cn_id AND uri = uri_id;
311 INSERT INTO asset.uri_call_number_map (call_number, uri) VALUES (uri_cn_id, uri_id);
317 -- And, finally, metarecord mapping!
319 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
321 IF old_mr IS NULL AND NEW.fingerprint = tmp_mr.fingerprint THEN -- Find the first fingerprint-matching
324 SELECT COUNT(*) INTO source_count FROM metabib.metarecord_source_map WHERE metarecord = tmp_mr.id;
325 IF source_count = 0 THEN -- No other records
326 deleted_mrs := ARRAY_APPEND(deleted_mrs, tmp_mr.id);
327 DELETE FROM metabib.metarecord WHERE id = tmp_mr.id;
333 IF old_mr IS NULL THEN -- we found no suitable, preexisting MR based on old source maps
334 SELECT id INTO old_mr FROM metabib.metarecord WHERE fingerprint = NEW.fingerprint; -- is there one for our current fingerprint?
335 IF old_mr IS NULL THEN -- nope, create one and grab its id
336 INSERT INTO metabib.metarecord ( fingerprint, master_record ) VALUES ( NEW.fingerprint, NEW.id );
337 SELECT id INTO old_mr FROM metabib.metarecord WHERE fingerprint = NEW.fingerprint;
338 ELSE -- indeed there is. update it with a null cache and recalcualated master record
339 UPDATE metabib.metarecord
341 master_record = ( SELECT id FROM biblio.record_entry WHERE fingerprint = NEW.fingerprint ORDER BY quality DESC LIMIT 1)
344 ELSE -- there was one we already attached to, update its mods cache and master_record
345 UPDATE metabib.metarecord
347 master_record = ( SELECT id FROM biblio.record_entry WHERE fingerprint = NEW.fingerprint ORDER BY quality DESC LIMIT 1)
351 INSERT INTO metabib.metarecord_source_map (metarecord, source) VALUES (old_mr, NEW.id); -- new source mapping
353 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
358 $func$ LANGUAGE PLPGSQL;
360 CREATE OR REPLACE FUNCTION reporter.simple_rec_trigger () RETURNS TRIGGER AS $func$
362 IF TG_OP = 'DELETE' THEN
363 PERFORM reporter.simple_rec_delete(NEW.id);
365 PERFORM reporter.simple_rec_update(NEW.id);
370 $func$ LANGUAGE PLPGSQL;
372 CREATE TRIGGER fingerprint_tgr BEFORE INSERT OR UPDATE ON biblio.record_entry FOR EACH ROW EXECUTE PROCEDURE biblio.fingerprint_trigger ('eng','BKS');
373 CREATE TRIGGER aaa_indexing_ingest_or_delete AFTER INSERT OR UPDATE ON biblio.record_entry FOR EACH ROW EXECUTE PROCEDURE biblio.indexing_ingest_or_delete ();
374 CREATE TRIGGER bbb_simple_rec_trigger AFTER INSERT OR UPDATE ON biblio.record_entry FOR EACH ROW EXECUTE PROCEDURE reporter.simple_rec_trigger ();
378 -- Ingest triggers. Not installed on all systems. Delete outside the transaction
379 DROP TRIGGER zzz_update_materialized_simple_rec_delete_tgr ON biblio.record_entry;