X-Git-Url: https://git.openstreetmap.org./nominatim.git/blobdiff_plain/f509526e5ce21bf779a493ffac2802933366ae4d..a6dab5e300de9c5664f714eb2c9290d18f01067f:/lib-sql/functions/placex_triggers.sql

diff --git a/lib-sql/functions/placex_triggers.sql b/lib-sql/functions/placex_triggers.sql
index f8580d7f..1f7e6dc6 100644
--- a/lib-sql/functions/placex_triggers.sql
+++ b/lib-sql/functions/placex_triggers.sql
@@ -278,7 +278,7 @@ BEGIN
              OR position(bnd_name in lower(name->'name')) > 0)
         AND placex.class = 'place' AND placex.type = bnd.extratags->'place'
         AND placex.osm_type = 'N'
-        AND placex.linked_place_id is null
+        AND (placex.linked_place_id is null or placex.linked_place_id = bnd.place_id)
         AND placex.rank_search < 26 -- needed to select the right index
         AND placex.type != 'postcode'
         AND ST_Covers(bnd.geometry, placex.geometry)
@@ -294,7 +294,7 @@ BEGIN
       WHERE placex.class = 'place' AND placex.osm_type = 'N'
         AND placex.extratags ? 'wikidata' -- needed to select right index
         AND placex.extratags->'wikidata' = bnd.extratags->'wikidata'
-        AND placex.linked_place_id is null
+        AND (placex.linked_place_id is null or placex.linked_place_id = bnd.place_id)
         AND placex.rank_search < 26
         AND _st_covers(bnd.geometry, placex.geometry)
       ORDER BY lower(name->'name') = bnd_name desc
@@ -318,7 +318,7 @@ BEGIN
              OR (bnd.rank_address = 0 and placex.rank_search = bnd.rank_search))
         AND placex.osm_type = 'N'
         AND placex.class = 'place'
-        AND placex.linked_place_id is null
+        AND (placex.linked_place_id is null or placex.linked_place_id = bnd.place_id)
         AND placex.rank_search < 26 -- needed to select the right index
         AND placex.type != 'postcode'
         AND ST_Covers(bnd.geometry, placex.geometry)
@@ -759,9 +759,6 @@ BEGIN
   DELETE FROM place_addressline WHERE place_id = NEW.place_id;
   result := deleteRoad(NEW.partition, NEW.place_id);
   result := deleteLocationArea(NEW.partition, NEW.place_id, NEW.rank_search);
-  UPDATE placex set linked_place_id = null, indexed_status = 2
-         where linked_place_id = NEW.place_id;
-  -- update not necessary for osmline, cause linked_place_id does not exist
 
   NEW.extratags := NEW.extratags - 'linked_place'::TEXT;
 
@@ -770,11 +767,11 @@ BEGIN
   linked_place := NEW.linked_place_id;
   NEW.linked_place_id := OLD.linked_place_id;
 
-  IF NEW.linked_place_id is not null THEN
-    NEW.token_info := null;
-    {% if debug %}RAISE WARNING 'place already linked to %', OLD.linked_place_id;{% endif %}
-    RETURN NEW;
-  END IF;
+  -- Remove linkage, if we have computed a different new linkee.
+  UPDATE placex SET linked_place_id = null, indexed_status = 2
+    WHERE linked_place_id = NEW.place_id
+          and (linked_place is null or linked_place_id != linked_place);
+  -- update not necessary for osmline, cause linked_place_id does not exist
 
   -- Postcodes are just here to compute the centroids. They are not searchable
   -- unless they are a boundary=postal_code.
@@ -820,6 +817,16 @@ BEGIN
                             NEW.class, NEW.type, NEW.admin_level,
                             (NEW.extratags->'capital') = 'yes',
                             NEW.address->'postcode');
+
+  -- Short-cut out for linked places. Note that this must happen after the
+  -- address rank has been recomputed. The linking might nullify a shift in
+  -- address rank.
+  IF NEW.linked_place_id is not null THEN
+    NEW.token_info := null;
+    {% if debug %}RAISE WARNING 'place already linked to %', OLD.linked_place_id;{% endif %}
+    RETURN NEW;
+  END IF;
+
   -- We must always increase the address level relative to the admin boundary.
   IF NEW.class = 'boundary' and NEW.type = 'administrative'
      and NEW.osm_type = 'R' and NEW.rank_address > 0
@@ -857,29 +864,55 @@ BEGIN
 
     IF NEW.rank_address > 9 THEN
         -- Second check that the boundary is not completely contained in a
-        -- place area with a higher address rank
+        -- place area with a equal or higher address rank.
         FOR location IN
-          SELECT rank_address FROM placex
+          SELECT rank_address
+          FROM placex,
+               LATERAL compute_place_rank(country_code, 'A', class, type,
+                                          admin_level, False, null) prank
           WHERE class = 'place' and rank_address < 24
-                and rank_address > NEW.rank_address
+                and prank.address_rank >= NEW.rank_address
                 and geometry && NEW.geometry
                 and geometry ~ NEW.geometry -- needed because ST_Relate does not do bbox cover test
                 and ST_Relate(geometry, NEW.geometry, 'T*T***FF*') -- contains but not equal
-          ORDER BY rank_address desc LIMIT 1
+          ORDER BY prank.address_rank desc LIMIT 1
         LOOP
           NEW.rank_address := location.rank_address + 2;
         END LOOP;
     END IF;
+  ELSEIF NEW.class = 'place'
+         and ST_GeometryType(NEW.geometry) in ('ST_Polygon', 'ST_MultiPolygon')
+         and NEW.rank_address between 16 and 23
+  THEN
+    -- For place areas make sure they are not completely contained in an area
+    -- with a equal or higher address rank.
+    FOR location IN
+          SELECT rank_address
+          FROM placex,
+               LATERAL compute_place_rank(country_code, 'A', class, type,
+                                          admin_level, False, null) prank
+          WHERE prank.address_rank < 24
+                and prank.address_rank >= NEW.rank_address
+                and geometry && NEW.geometry
+                and geometry ~ NEW.geometry -- needed because ST_Relate does not do bbox cover test
+                and ST_Relate(geometry, NEW.geometry, 'T*T***FF*') -- contains but not equal
+          ORDER BY prank.address_rank desc LIMIT 1
+        LOOP
+          NEW.rank_address := location.rank_address + 2;
+        END LOOP;
   ELSEIF NEW.class = 'place' and NEW.osm_type = 'N'
-     and NEW.rank_address between 16 and 23
+         and NEW.rank_address between 16 and 23
   THEN
-    -- If a place node is contained in a admin boundary with the same address level
-    -- and has not been linked, then make the node a subpart by increasing the
-    -- address rank (city level and above).
+    -- If a place node is contained in an admin or place boundary with the same
+    -- address level and has not been linked, then make the node a subpart
+    -- by increasing the address rank (city level and above).
     FOR location IN
-        SELECT rank_address FROM placex
-        WHERE osm_type = 'R' and class = 'boundary' and type = 'administrative'
-              and rank_address = NEW.rank_address
+        SELECT rank_address
+        FROM placex,
+             LATERAL compute_place_rank(country_code, 'A', class, type,
+                                        admin_level, False, null) prank
+        WHERE osm_type = 'R'
+              and prank.address_rank = NEW.rank_address
               and geometry && NEW.centroid and _ST_Covers(geometry, NEW.centroid)
         LIMIT 1
     LOOP
@@ -959,7 +992,7 @@ BEGIN
       {% if debug %}RAISE WARNING 'Got parent details from search name';{% endif %}
 
       -- determine postcode
-      NEW.postcode := coalesce(token_normalized_postcode(NEW.address->'postcode'),
+      NEW.postcode := coalesce(token_get_postcode(NEW.token_info),
                                location.postcode,
                                get_nearest_postcode(NEW.country_code, NEW.centroid));
 
@@ -998,7 +1031,14 @@ BEGIN
   -- Full indexing
   {% if debug %}RAISE WARNING 'Using full index mode for % %', NEW.osm_type, NEW.osm_id;{% endif %}
   IF linked_place is not null THEN
-    SELECT * INTO location FROM placex WHERE place_id = linked_place;
+    -- Recompute the ranks here as the ones from the linked place might
+    -- have been shifted to accomodate surrounding boundaries.
+    SELECT place_id, osm_id, class, type, extratags,
+           centroid, geometry,
+           (compute_place_rank(country_code, osm_type, class, type, admin_level,
+                              (extratags->'capital') = 'yes', null)).*
+      INTO location
+      FROM placex WHERE place_id = linked_place;
 
     {% if debug %}RAISE WARNING 'Linked %', location;{% endif %}
 
@@ -1009,11 +1049,11 @@ BEGIN
         NEW.centroid := geom;
     END IF;
 
-    {% if debug %}RAISE WARNING 'parent address: % rank address: %', parent_address_level, location.rank_address;{% endif %}
-    IF location.rank_address > parent_address_level
-       and location.rank_address < 26
+    {% if debug %}RAISE WARNING 'parent address: % rank address: %', parent_address_level, location.address_rank;{% endif %}
+    IF location.address_rank > parent_address_level
+       and location.address_rank < 26
     THEN
-      NEW.rank_address := location.rank_address;
+      NEW.rank_address := location.address_rank;
     END IF;
 
     -- merge in extra tags
@@ -1022,7 +1062,9 @@ BEGIN
                      || coalesce(NEW.extratags, ''::hstore);
 
     -- mark the linked place (excludes from search results)
-    UPDATE placex set linked_place_id = NEW.place_id
+    -- Force reindexing to remove any traces from the search indexes and
+    -- reset the address rank if necessary.
+    UPDATE placex set linked_place_id = NEW.place_id, indexed_status = 2
       WHERE place_id = location.place_id;
     -- ensure that those places are not found anymore
     {% if 'search_name' in db.tables %}
@@ -1108,8 +1150,7 @@ BEGIN
 
   {% if debug %}RAISE WARNING 'RETURN insert_addresslines: %, %, %', NEW.parent_place_id, NEW.postcode, nameaddress_vector;{% endif %}
 
-  NEW.postcode := coalesce(token_normalized_postcode(NEW.address->'postcode'),
-                           NEW.postcode);
+  NEW.postcode := coalesce(token_get_postcode(NEW.token_info), NEW.postcode);
 
   -- if we have a name add this to the name search table
   IF NEW.name IS NOT NULL THEN