use only centroid to get parent admin boundaries

[nominatim.git] / sql / functions / placex_triggers.sql

diff --git a/sql/functions/placex_triggers.sql b/sql/functions/placex_triggers.sql
index d74ac1c963aaec6e40352975892c9fe33278f3b3..38b3421f7bff8f7c60a35c337d358c267707e1c1 100644 (file)
--- a/sql/functions/placex_triggers.sql
+++ b/sql/functions/placex_triggers.sql
@@ -31,7 +31,6 @@ BEGIN
     LOOP
       FOR i IN 1..array_upper(location.members, 1) BY 2 LOOP
         IF location.members[i+1] = 'street' THEN
     LOOP
       FOR i IN 1..array_upper(location.members, 1) BY 2 LOOP
         IF location.members[i+1] = 'street' THEN

-          --DEBUG: RAISE WARNING 'node in relation %',relation;

           FOR parent IN
             SELECT place_id from placex
              WHERE osm_type = 'W' and osm_id = substring(location.members[i],2)::bigint
           FOR parent IN
             SELECT place_id from placex
              WHERE osm_type = 'W' and osm_id = substring(location.members[i],2)::bigint


@@ -99,12 +98,12 @@ BEGIN
         --DEBUG: RAISE WARNING 'Checked for nearest way (%)', parent_place_id;
       ELSE
         -- for larger features simply find the area with the largest rank that
         --DEBUG: RAISE WARNING 'Checked for nearest way (%)', parent_place_id;
       ELSE
         -- for larger features simply find the area with the largest rank that

-        -- contains the bbox
+        -- contains the bbox, only use addressable features

         FOR location IN
           SELECT place_id FROM placex
             WHERE bbox @ geometry AND _ST_Covers(geometry, ST_Centroid(bbox))
         FOR location IN
           SELECT place_id FROM placex
             WHERE bbox @ geometry AND _ST_Covers(geometry, ST_Centroid(bbox))

-                  AND rank_search between 5 and 25
-            ORDER BY rank_search desc
+                  AND rank_address between 5 and 25
+            ORDER BY rank_address desc

         LOOP
             RETURN location.place_id;
         END LOOP;
         LOOP
             RETURN location.place_id;
         END LOOP;


@@ -535,6 +534,7 @@ DECLARE
 
   centroid GEOMETRY;
   parent_address_level SMALLINT;
 
   centroid GEOMETRY;
   parent_address_level SMALLINT;

+  place_address_level SMALLINT;

 
   addr_street TEXT;
   addr_place TEXT;
 
   addr_street TEXT;
   addr_place TEXT;


@@ -574,11 +574,18 @@ BEGIN
          where linked_place_id = NEW.place_id;
   -- update not necessary for osmline, cause linked_place_id does not exist
 
          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;
+

   IF NEW.linked_place_id is not null THEN
     --DEBUG: RAISE WARNING 'place already linked to %', NEW.linked_place_id;
     RETURN NEW;
   END IF;
 
   IF NEW.linked_place_id is not null THEN
     --DEBUG: RAISE WARNING 'place already linked to %', NEW.linked_place_id;
     RETURN NEW;
   END IF;
 

+  -- Speed up searches - just use the centroid of the feature
+  -- cheaper but less acurate
+  NEW.centroid := ST_PointOnSurface(NEW.geometry);
+  --DEBUG: RAISE WARNING 'Computing preliminary centroid at %',ST_AsText(NEW.centroid);
+

   -- recompute the ranks, they might change when linking changes
   SELECT * INTO NEW.rank_search, NEW.rank_address
     FROM compute_place_rank(NEW.country_code,
   -- recompute the ranks, they might change when linking changes
   SELECT * INTO NEW.rank_search, NEW.rank_address
     FROM compute_place_rank(NEW.country_code,


@@ -588,7 +595,19 @@ BEGIN
                             NEW.class, NEW.type, NEW.admin_level,
                             (NEW.extratags->'capital') = 'yes',
                             NEW.address->'postcode');
                             NEW.class, NEW.type, NEW.admin_level,
                             (NEW.extratags->'capital') = 'yes',
                             NEW.address->'postcode');

-
+  -- 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' THEN
+    parent_address_level := get_parent_address_level(NEW.centroid, NEW.admin_level);
+    IF parent_address_level >= NEW.rank_address THEN
+      IF parent_address_level >= 24 THEN
+        NEW.rank_address := 25;
+      ELSE
+        NEW.rank_address := parent_address_level + 2;
+      END IF;
+    END IF;
+  ELSE
+    parent_address_level := 3;
+  END IF;

 
   --DEBUG: RAISE WARNING 'Copy over address tags';
   -- housenumber is a computed field, so start with an empty value
 
   --DEBUG: RAISE WARNING 'Copy over address tags';
   -- housenumber is a computed field, so start with an empty value


@@ -618,11 +637,6 @@ BEGIN
       END IF;
   END IF;
 
       END IF;
   END IF;
 

-  -- Speed up searches - just use the centroid of the feature
-  -- cheaper but less acurate
-  NEW.centroid := ST_PointOnSurface(NEW.geometry);
-  --DEBUG: RAISE WARNING 'Computing preliminary centroid at %',ST_AsText(NEW.centroid);
-

   NEW.postcode := null;
 
   -- recalculate country and partition
   NEW.postcode := null;
 
   -- recalculate country and partition


@@ -661,7 +675,7 @@ BEGIN
                   UPDATE placex SET linked_place_id = NEW.place_id WHERE place_id = linked_node_id;
                   IF NOT %REVERSE-ONLY% THEN
                     DELETE FROM search_name WHERE place_id = linked_node_id;
                   UPDATE placex SET linked_place_id = NEW.place_id WHERE place_id = linked_node_id;
                   IF NOT %REVERSE-ONLY% THEN
                     DELETE FROM search_name WHERE place_id = linked_node_id;

-                 END IF;
+                  END IF;

                 END LOOP;
               END IF;
           END LOOP;
                 END LOOP;
               END IF;
           END LOOP;


@@ -699,7 +713,6 @@ BEGIN
         NEW.housenumber := location.address->'housenumber';
         addr_street := location.address->'street';
         addr_place := location.address->'place';
         NEW.housenumber := location.address->'housenumber';
         addr_street := location.address->'street';
         addr_place := location.address->'place';

-        --DEBUG: RAISE WARNING 'Found surrounding building % %', location.osm_type, location.osm_id;

       END LOOP;
     END IF;
 
       END LOOP;
     END IF;
 


@@ -785,8 +798,6 @@ BEGIN
         NEW.centroid := centroid;
     END IF;
 
         NEW.centroid := centroid;
     END IF;
 

-    -- Use the address rank of the linked place, if it has one
-    parent_address_level := get_parent_address_level(NEW.geometry, NEW.admin_level);

     --DEBUG: RAISE WARNING 'parent address: % rank address: %', parent_address_level, location.rank_address;
     IF location.rank_address > parent_address_level
        and location.rank_address < 26
     --DEBUG: RAISE WARNING 'parent address: % rank address: %', parent_address_level, location.rank_address;
     IF location.rank_address > parent_address_level
        and location.rank_address < 26


@@ -811,6 +822,7 @@ BEGIN
     IF NOT %REVERSE-ONLY% THEN
       DELETE FROM search_name WHERE place_id = location.place_id;
     END IF;
     IF NOT %REVERSE-ONLY% THEN
       DELETE FROM search_name WHERE place_id = location.place_id;
     END IF;

+    PERFORM deleteLocationArea(NEW.partition, location.place_id, NEW.rank_search);

 
     SELECT wikipedia, importance
       FROM compute_importance(location.extratags, NEW.country_code,
 
     SELECT wikipedia, importance
       FROM compute_importance(location.extratags, NEW.country_code,


@@ -823,6 +835,18 @@ BEGIN
     THEN
       NEW.importance = linked_importance;
     END IF;
     THEN
       NEW.importance = linked_importance;
     END IF;

+  ELSE
+    -- No linked place? As a last resort check if the boundary is tagged with
+    -- a place type and adapt the rank address.
+    IF NEW.rank_address > 0 and NEW.extratags ? 'place' THEN
+      SELECT address_rank INTO place_address_level
+        FROM compute_place_rank(NEW.country_code, 'A', 'place',
+                                NEW.extratags->'place', 0::SMALLINT, False, null);
+      IF place_address_level > parent_address_level and
+         place_address_level < 26 THEN
+        NEW.rank_address := place_address_level;
+      END IF;
+    END IF;

   END IF;
 
   -- Initialise the name vector using our name
   END IF;
 
   -- Initialise the name vector using our name


@@ -839,7 +863,9 @@ BEGIN
   END IF;
 
   SELECT * FROM insert_addresslines(NEW.place_id, NEW.partition,
   END IF;
 
   SELECT * FROM insert_addresslines(NEW.place_id, NEW.partition,

-                                    NEW.rank_search, NEW.address,
+                                    CASE WHEN NEW.rank_address = 0
+                                      THEN NEW.rank_search ELSE NEW.rank_address END,
+                                    NEW.address,

                                     CASE WHEN NEW.rank_search >= 26
                                              AND NEW.rank_search < 30
                                       THEN NEW.geometry ELSE NEW.centroid END)
                                     CASE WHEN NEW.rank_search >= 26
                                              AND NEW.rank_search < 30
                                       THEN NEW.geometry ELSE NEW.centroid END)


@@ -901,10 +927,14 @@ DECLARE
 BEGIN
   -- RAISE WARNING 'placex_delete % %',OLD.osm_type,OLD.osm_id;
 
 BEGIN
   -- RAISE WARNING 'placex_delete % %',OLD.osm_type,OLD.osm_id;
 

-  update placex set linked_place_id = null, indexed_status = 2 where linked_place_id = OLD.place_id and indexed_status = 0;
-  --DEBUG: RAISE WARNING 'placex_delete:01 % %',OLD.osm_type,OLD.osm_id;
-  update placex set linked_place_id = null where linked_place_id = OLD.place_id;
-  --DEBUG: RAISE WARNING 'placex_delete:02 % %',OLD.osm_type,OLD.osm_id;
+  IF OLD.linked_place_id is null THEN
+    update placex set linked_place_id = null, indexed_status = 2 where linked_place_id = OLD.place_id and indexed_status = 0;
+    --DEBUG: RAISE WARNING 'placex_delete:01 % %',OLD.osm_type,OLD.osm_id;
+    update placex set linked_place_id = null where linked_place_id = OLD.place_id;
+    --DEBUG: RAISE WARNING 'placex_delete:02 % %',OLD.osm_type,OLD.osm_id;
+  ELSE
+    update placex set indexed_status = 2 where place_id = OLD.linked_place_id and indexed_status = 0;
+  END IF;

 
   IF OLD.rank_address < 30 THEN
 
 
   IF OLD.rank_address < 30 THEN