Remove administrative arrondissements from Belgian addresses

[nominatim.git] / sql / functions.sql

diff --git a/sql/functions.sql b/sql/functions.sql
index 2b3998755715cd7690047ab705cea704dcb53ee8..f696e23132804314cc848f330a445eb40c6e2039 100644 (file)
--- a/sql/functions.sql
+++ b/sql/functions.sql
@@ -547,7 +547,7 @@ BEGIN
 -- RAISE WARNING 'get_country_code, start: %', ST_AsText(place_centre);
 
   -- Try for a OSM polygon
-  FOR nearcountry IN select country_code from location_area_country where country_code is not null and not isguess and st_covers(geometry, place_centre) limit 1
+  FOR nearcountry IN select country_code from location_area_country where country_code is not null and st_covers(geometry, place_centre) limit 1
   LOOP
     RETURN nearcountry.country_code;
   END LOOP;
@@ -768,6 +768,28 @@ END;
 $$
 LANGUAGE plpgsql;
 
+CREATE OR REPLACE FUNCTION osmline_reinsert(node_id BIGINT, geom GEOMETRY)
+  RETURNS BOOLEAN
+  AS $$
+DECLARE
+  existingline RECORD;
+BEGIN
+   SELECT w.id FROM planet_osm_ways w, location_property_osmline p
+     WHERE p.linegeo && geom and p.osm_id = w.id and p.indexed_status = 0
+           and node_id = any(w.nodes) INTO existingline;
+
+   IF existingline.id is not NULL THEN
+       DELETE FROM location_property_osmline WHERE osm_id = existingline.id;
+       INSERT INTO location_property_osmline (osm_id, address, linegeo)
+         SELECT osm_id, address, geometry FROM place
+           WHERE osm_type = 'W' and osm_id = existingline.id;
+   END IF;
+
+   RETURN true;
+END;
+$$
+LANGUAGE plpgsql;
+
 
 CREATE OR REPLACE FUNCTION osmline_insert() RETURNS TRIGGER
   AS $$
@@ -908,7 +930,10 @@ BEGIN
 
   RETURN NEW; -- %DIFFUPDATES% The following is not needed until doing diff updates, and slows the main index process down
 
-  IF NEW.rank_address > 0 THEN
+  IF NEW.osm_type = 'N' and NEW.rank_search > 28 THEN
+      -- might be part of an interpolation
+      result := osmline_reinsert(NEW.osm_id, NEW.geometry);
+  ELSEIF NEW.rank_address > 0 THEN
     IF (ST_GeometryType(NEW.geometry) in ('ST_Polygon','ST_MultiPolygon') AND ST_IsValid(NEW.geometry)) THEN
       -- Performance: We just can't handle re-indexing for country level changes
       IF st_area(NEW.geometry) < 1 THEN
@@ -1261,7 +1286,7 @@ BEGIN
   -- 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);
@@ -1496,7 +1521,7 @@ BEGIN
              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;
 
@@ -1766,7 +1791,7 @@ BEGIN
                                   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
@@ -1799,7 +1824,7 @@ BEGIN
 
       -- RAISE WARNING '% isaddress: %', location.place_id, location_isaddress;
       -- Add it to the list of search terms
-      IF NOT %REVERSE-ONLY% AND location.rank_search > 4 THEN
+      IF NOT %REVERSE-ONLY% THEN
           nameaddress_vector := array_merge(nameaddress_vector, location.keywords::integer[]);
       END IF;
       INSERT INTO place_addressline (place_id, address_place_id, fromarea, isaddress, distance, cached_rank_address)
@@ -2200,12 +2225,13 @@ BEGIN
         indexed_status = 2,
         geometry = NEW.geometry
         where place_id = existingplacex.place_id;
-
       -- if a node(=>house), which is part of a interpolation line, changes (e.g. the street attribute) => mark this line for reparenting 
       -- (already here, because interpolation lines are reindexed before nodes, so in the second call it would be too late)
-      IF NEW.osm_type='N' and NEW.class='place' and NEW.type='house' THEN
-          -- Is this node part of an interpolation line? search for it in location_property_osmline and mark the interpolation line for reparenting
-          update location_property_osmline p set indexed_status = 2 from planet_osm_ways w where p.linegeo && NEW.geometry and p.osm_id = w.id and NEW.osm_id = any(w.nodes);
+      IF NEW.osm_type='N'
+         and (coalesce(existing.address, ''::hstore) != coalesce(NEW.address, ''::hstore)
+             or existing.geometry::text != NEW.geometry::text)
+      THEN
+          result:= osmline_reinsert(NEW.osm_id, NEW.geometry);
       END IF;
 
       -- linked places should get potential new naming and addresses