-- cheaper but less acurate
place_centroid := ST_PointOnSurface(NEW.geometry);
-- For searching near features rather use the centroid
- near_centroid := ST_Centroid(NEW.geometry);
+ near_centroid := ST_Envelope(NEW.geometry);
NEW.centroid := null;
NEW.postcode := null;
--DEBUG: RAISE WARNING 'Computing preliminary centroid at %',ST_AsText(place_centroid);
END LOOP;
NEW.importance := null;
- select language||':'||title,importance from get_wikipedia_match(NEW.extratags, NEW.country_code) INTO NEW.wikipedia,NEW.importance;
- IF NEW.importance IS NULL THEN
- select language||':'||title,importance from wikipedia_article where osm_type = NEW.osm_type and osm_id = NEW.osm_id order by importance desc limit 1 INTO NEW.wikipedia,NEW.importance;
- END IF;
+ SELECT wikipedia, importance
+ FROM compute_importance(NEW.extratags, NEW.country_code, NEW.osm_type, NEW.osm_id)
+ INTO NEW.wikipedia,NEW.importance;
--DEBUG: RAISE WARNING 'Importance computed from wikipedia: %', NEW.importance;
NEW.postcode := location.postcode;
END IF;
IF NEW.postcode is null THEN
- NEW.postcode := get_nearest_postcode(NEW.country_code, near_centroid);
+ NEW.postcode := get_nearest_postcode(NEW.country_code, NEW.geometry);
END IF;
END IF;
-- mark the linked place (excludes from search results)
UPDATE placex set linked_place_id = NEW.place_id where place_id = linkedPlacex.place_id;
- -- keep a note of the node id in case we need it for wikipedia in a bit
- linked_node_id := linkedPlacex.osm_id;
- select language||':'||title,importance from get_wikipedia_match(linkedPlacex.extratags, NEW.country_code) INTO linked_wikipedia,linked_importance;
+ select wikipedia, importance
+ FROM compute_importance(linkedPlacex.extratags, NEW.country_code,
+ 'N', linkedPlacex.osm_id)
+ INTO linked_wikipedia,linked_importance;
--DEBUG: RAISE WARNING 'Linked label member';
END LOOP;
-- mark the linked place (excludes from search results)
UPDATE placex set linked_place_id = NEW.place_id where place_id = linkedPlacex.place_id;
- -- keep a note of the node id in case we need it for wikipedia in a bit
- linked_node_id := linkedPlacex.osm_id;
- select language||':'||title,importance from get_wikipedia_match(linkedPlacex.extratags, NEW.country_code) INTO linked_wikipedia,linked_importance;
+ select wikipedia, importance
+ FROM compute_importance(linkedPlacex.extratags, NEW.country_code,
+ 'N', linkedPlacex.osm_id)
+ INTO linked_wikipedia,linked_importance;
--DEBUG: RAISE WARNING 'Linked admin_center';
END IF;
-- mark the linked place (excludes from search results)
UPDATE placex set linked_place_id = NEW.place_id where place_id = linkedPlacex.place_id;
- -- keep a note of the node id in case we need it for wikipedia in a bit
- linked_node_id := linkedPlacex.osm_id;
- select language||':'||title,importance from get_wikipedia_match(linkedPlacex.extratags, NEW.country_code) INTO linked_wikipedia,linked_importance;
+ select wikipedia, importance
+ FROM compute_importance(linkedPlacex.extratags, NEW.country_code,
+ 'N', linkedPlacex.osm_id)
+ INTO linked_wikipedia,linked_importance;
--DEBUG: RAISE WARNING 'Linked named place';
END LOOP;
END IF;
(NEW.importance is null or NEW.importance < linked_importance) THEN
NEW.importance = linked_importance;
END IF;
-
- -- Still null? how about looking it up by the node id
- IF NEW.importance IS NULL THEN
- --DEBUG: RAISE WARNING 'Looking up importance by linked node id';
- select language||':'||title,importance from wikipedia_article where osm_type = 'N'::char(1) and osm_id = linked_node_id order by importance desc limit 1 INTO NEW.wikipedia,NEW.importance;
- END IF;
-
END IF;
-- make sure all names are in the word table
CASE WHEN NEW.rank_search >= 26
AND NEW.rank_search < 30
THEN NEW.geometry
- ELSE near_centroid END,
+ ELSE place_centroid END,
search_maxrank, isin_tokens)
LOOP
IF location.rank_address != location_rank_search THEN
-- postcode table
IF for_place_id IS NULL THEN
- SELECT parent_place_id, country_code, rank_address, postcode, 'place', 'postcode'
+ SELECT parent_place_id, country_code, rank_search, postcode, 'place', 'postcode'
FROM location_postcode
WHERE place_id = in_place_id
INTO for_place_id, searchcountrycode, searchrankaddress, searchpostcode,
$$
LANGUAGE plpgsql IMMUTABLE;
-DROP TYPE wikipedia_article_match CASCADE;
+DROP TYPE IF EXISTS wikipedia_article_match CASCADE;
create type wikipedia_article_match as (
language TEXT,
title TEXT,
$$
LANGUAGE plpgsql;
+DROP TYPE IF EXISTS place_importance CASCADE;
+create type place_importance as (
+ importance FLOAT,
+ wikipedia TEXT
+);
+
+CREATE OR REPLACE FUNCTION compute_importance(extratags HSTORE, country_code varchar(2), osm_type varchar(1), osm_id BIGINT)
+ RETURNS place_importance
+ AS $$
+DECLARE
+ match RECORD;
+ result place_importance;
+BEGIN
+ FOR match IN SELECT * FROM get_wikipedia_match(extratags, country_code)
+ WHERE language is not NULL
+ LOOP
+ result.importance := match.importance;
+ result.wikipedia := match.language || ':' || match.title;
+ RETURN result;
+ END LOOP;
+
+ IF extratags ? 'wikidata' THEN
+ FOR match IN SELECT * FROM wikipedia_article
+ WHERE wd_page_title = extratags->'wikidata'
+ ORDER BY language = 'en' DESC, langcount DESC LIMIT 1 LOOP
+ result.importance := match.importance;
+ result.wikipedia := match.language || ':' || match.title;
+ RETURN result;
+ END LOOP;
+ END IF;
+
+ RETURN null;
+END;
+$$
+LANGUAGE plpgsql;
+
CREATE OR REPLACE FUNCTION quad_split_geometry(geometry GEOMETRY, maxarea FLOAT, maxdepth INTEGER)
RETURNS SETOF GEOMETRY
AS $$
projects / nominatim.git / blobdiff