IF fallback THEN
IF ST_Area(bbox) < 0.01 THEN
-- for smaller features get the nearest road
- SELECT place_id FROM getNearestRoadFeature(poi_partition, bbox)
- INTO parent_place_id;
+ SELECT getNearestRoadPlaceId(poi_partition, bbox) INTO parent_place_id;
--DEBUG: RAISE WARNING 'Checked for nearest way (%)', parent_place_id;
ELSE
-- for larger features simply find the area with the largest rank that
END IF;
END IF;
- -- Search for relation members with role admin_center.
- IF bnd.osm_type = 'R' and bnd_name is not null
- and relation_members is not null THEN
- FOR rel_member IN
- SELECT get_rel_node_members(relation_members,
- ARRAY['admin_center','admin_centre']) as member
+ -- If extratags has a place tag, look for linked nodes by their place type.
+ -- Area and node still have to have the same name.
+ IF bnd.extratags ? 'place' and bnd_name is not null THEN
+ FOR linked_placex IN
+ SELECT * FROM placex
+ WHERE make_standard_name(name->'name') = bnd_name
+ AND placex.class = 'place' AND placex.type = bnd.extratags->'place'
+ AND placex.osm_type = 'N'
+ AND placex.rank_search < 26 -- needed to select the right index
+ AND _st_covers(bnd.geometry, placex.geometry)
LOOP
- --DEBUG: RAISE WARNING 'Found admin_center member %', rel_member.member;
- FOR linked_placex IN
- SELECT * from placex
- WHERE osm_type = 'N' and osm_id = rel_member.member
- and class = 'place'
- LOOP
- -- For an admin centre we also want a name match - still not perfect,
- -- for example 'new york, new york'
- -- But that can be fixed by explicitly setting the label in the data
- IF bnd_name = make_standard_name(linked_placex.name->'name')
- AND bnd.rank_address = linked_placex.rank_address
- THEN
- RETURN linked_placex;
- END IF;
- --DEBUG: RAISE WARNING 'Linked admin_center';
- END LOOP;
+ --DEBUG: RAISE WARNING 'Found type-matching place node %', linked_placex.osm_id;
+ RETURN linked_placex;
END LOOP;
END IF;
-- Name searches can be done for ways as well as relations
- IF bnd.osm_type in ('W','R') and bnd_name is not null THEN
+ IF bnd_name is not null THEN
--DEBUG: RAISE WARNING 'Looking for nodes with matching names';
FOR linked_placex IN
SELECT placex.* from placex
WHERE make_standard_name(name->'name') = bnd_name
- AND placex.rank_address = bnd.rank_address
+ AND ((bnd.rank_address > 0 and placex.rank_address = bnd.rank_address)
+ OR (bnd.rank_address = 0 and placex.rank_search = bnd.rank_search))
AND placex.osm_type = 'N'
AND placex.rank_search < 26 -- needed to select the right index
AND _st_covers(bnd.geometry, placex.geometry)
LOOP
- --DEBUG: RAISE WARNING 'Found matching place node %', linkedPlacex.osm_id;
+ --DEBUG: RAISE WARNING 'Found matching place node %', linked_placex.osm_id;
RETURN linked_placex;
END LOOP;
END IF;
location_keywords := location.keywords;
location_isaddress := NOT address_havelevel[location.rank_address];
+ --DEBUG: RAISE WARNING 'should be address: %, is guess: %, rank: %', location_isaddress, location.isguess, location.rank_address;
IF location_isaddress AND location.isguess AND location_parent IS NOT NULL THEN
location_isaddress := ST_Contains(location_parent, location.centroid);
END IF;
- -- RAISE WARNING '% isaddress: %', location.place_id, location_isaddress;
+ --DEBUG: RAISE WARNING '% isaddress: %', location.place_id, location_isaddress;
-- Add it to the list of search terms
IF NOT %REVERSE-ONLY% THEN
nameaddress_vector := array_merge(nameaddress_vector,
END IF;
address_havelevel[location.rank_address] := true;
- IF NOT location.isguess THEN
- SELECT placex.geometry FROM placex
- WHERE obj_place_id = location.place_id INTO location_parent;
+ -- add a hack against postcode ranks
+ IF NOT location.isguess
+ AND location.rank_address != 11 AND location.rank_address != 5
+ THEN
+ SELECT p.geometry FROM placex p
+ WHERE p.place_id = location.place_id INTO location_parent;
END IF;
IF location.rank_address > parent_place_id_rank THEN
parent_place_id_rank = location.rank_address;
END IF;
END IF;
- --DEBUG: RAISE WARNING ' Terms: (%) %',location, nameaddress_vector;
END IF;
END LOOP;
location RECORD;
relation_members TEXT[];
+ centroid GEOMETRY;
+
addr_street TEXT;
addr_place TEXT;
-- Speed up searches - just use the centroid of the feature
-- cheaper but less acurate
NEW.centroid := ST_PointOnSurface(NEW.geometry);
- -- For searching near features rather use the centroid
- NEW.postcode := null;
--DEBUG: RAISE WARNING 'Computing preliminary centroid at %',ST_AsText(NEW.centroid);
+ NEW.postcode := null;
+
-- recalculate country and partition
IF NEW.rank_search = 4 AND NEW.address is not NULL AND NEW.address ? 'country' THEN
-- for countries, believe the mapped country code,
and ( relation_members[i+1] != 'side_stream' or NEW.name->'name' = name->'name')
LOOP
UPDATE placex SET linked_place_id = NEW.place_id WHERE place_id = linked_node_id;
+ DELETE FROM search_name WHERE place_id = linked_node_id;
END LOOP;
END IF;
END LOOP;
--DEBUG: RAISE WARNING 'Using full index mode for % %', NEW.osm_type, NEW.osm_id;
SELECT * INTO location FROM find_linked_place(NEW);
IF location.place_id is not null THEN
- --DEBUG: RAISE WARNING 'Linked %', location;
+ --DEBUG: RAISE WARNING 'Linked %', location;
- -- Use this as the centre point of the geometry
- NEW.centroid := coalesce(location.centroid,
- ST_Centroid(location.geometry));
+ -- Use the linked point as the centre point of the geometry,
+ -- but only if it is within the area of the boundary.
+ centroid := coalesce(location.centroid, ST_Centroid(location.geometry));
+ IF centroid is not NULL AND ST_Within(centroid, NEW.geometry) THEN
+ NEW.centroid := centroid;
+ END IF;
+
+ -- Use the address rank of the linked place, if it has one
+ IF location.rank_address between 5 and 25 THEN
+ NEW.rank_address := location.rank_address;
+ END IF;
-- merge in the label name
IF NOT location.name IS NULL THEN
END IF;
-- merge in extra tags
- NEW.extratags := hstore(location.class, location.type)
+ NEW.extratags := hstore('linked_' || location.class, location.type)
|| coalesce(location.extratags, ''::hstore)
|| coalesce(NEW.extratags, ''::hstore);
-- mark the linked place (excludes from search results)
UPDATE placex set linked_place_id = NEW.place_id
WHERE place_id = location.place_id;
+ -- ensure that those places are not found anymore
+ DELETE FROM search_name WHERE place_id = location.place_id;
SELECT wikipedia, importance
FROM compute_importance(location.extratags, NEW.country_code,