X-Git-Url: https://git.openstreetmap.org./nominatim.git/blobdiff_plain/b6fd7b1857e235b0f880b4f8306963c1e42034c2..a855bfc6e52c73f6e79a2efadc3393ee88144110:/sql/functions.sql

diff --git a/sql/functions.sql b/sql/functions.sql
index e2bfbbbc..a4a7f116 100644
--- a/sql/functions.sql
+++ b/sql/functions.sql
@@ -548,21 +548,6 @@ BEGIN
     RETURN nearcountry.country_code;
   END LOOP;
 
-  -- WorldBoundaries data (second fallback - think there might be something broken in this data)
---  FOR nearcountry IN select country_code from country where st_covers(geometry, place_centre) limit 1
---  LOOP
---    RETURN nearcountry.country_code;
---  END LOOP;
-
---RAISE WARNING 'near country: %', ST_AsText(place_centre);
-
-  -- Still not in a country - try nearest within ~12 miles of a country
---  FOR nearcountry IN select country_code from country where st_distance(geometry, place_centre) < 0.5 
---    order by st_distance(geometry, place) limit 1
---  LOOP
---    RETURN nearcountry.country_code;
---  END LOOP;
-
   RETURN NULL;
 END;
 $$
@@ -791,7 +776,7 @@ LANGUAGE plpgsql;
 CREATE OR REPLACE FUNCTION create_interpolation(wayid BIGINT, interpolationtype TEXT) RETURNS INTEGER
   AS $$
 DECLARE
-  
+
   newpoints INTEGER;
   waynodes BIGINT[];
   nodeid BIGINT;
@@ -804,117 +789,107 @@ DECLARE
   originalnumberrange INTEGER;
   housenum INTEGER;
   linegeo GEOMETRY;
+  splitline GEOMETRY;
+  sectiongeo GEOMETRY;
   search_place_id BIGINT;
   defpostalcode TEXT;
 
-  havefirstpoint BOOLEAN;
-  linestr TEXT;
 BEGIN
-  newpoints := 0;
-  IF interpolationtype = 'odd' OR interpolationtype = 'even' OR interpolationtype = 'all' THEN
-
-    select postcode from placex where osm_type = 'W' and osm_id = wayid INTO defpostalcode;
-    select nodes from planet_osm_ways where id = wayid INTO waynodes;
---RAISE WARNING 'interpolation % % %',wayid,interpolationtype,waynodes;
-    IF array_upper(waynodes, 1) IS NOT NULL THEN
-
-      havefirstpoint := false;
-
-      FOR nodeidpos in 1..array_upper(waynodes, 1) LOOP
-
-        -- If there is a place of a type other than place/house, use that because
-        -- it is guaranteed to be the original node. For place/house types use the
-        -- one with the smallest id because the original node was created first.
-        -- Ignore all nodes marked for deletion. (Might happen when the type changes.)
-        select place_id from placex where osm_type = 'N' and osm_id = waynodes[nodeidpos]::BIGINT and indexed_status < 100 order by (type = 'house'),place_id limit 1 INTO search_place_id;
-        IF search_place_id IS NULL THEN
-          -- if no such node exists, create a record of the right type
-          select * from placex where osm_type = 'N' and osm_id = waynodes[nodeidpos]::BIGINT and type = 'house' limit 1 INTO nextnode;
-          select ST_SetSRID(ST_Point(lon::float/10000000,lat::float/10000000),4326) from planet_osm_nodes where id = waynodes[nodeidpos] INTO nextnode.geometry;
-          IF nextnode.geometry IS NULL THEN
-            -- we don't have any information about this point, most likely
-            -- because an excerpt was updated and the node never imported
-            -- because the interpolation is outside the region of the excerpt.
-            -- Give up.
-            RETURN newpoints;
-          END IF;
-        ELSE
-          select * from placex where place_id = search_place_id INTO nextnode;
-        END IF;
+  IF interpolationtype = 'odd' OR interpolationtype = 'even' THEN
+    stepsize := 2;
+  ELSEIF interpolationtype = 'all' THEN
+    stepsize := 1;
+  ELSEIF interpolationtype ~ '^\d+$' THEN
+    stepsize := interpolationtype::INTEGER;
+  ELSE
+    RETURN 0;
+  END IF;
 
---RAISE WARNING 'interpolation node % % % ',nextnode.housenumber,ST_X(nextnode.geometry),ST_Y(nextnode.geometry);
-      
-        IF havefirstpoint THEN
+  select nodes from planet_osm_ways where id = wayid INTO waynodes;
 
-          -- add point to the line string
-          linestr := linestr||','||ST_X(nextnode.geometry)||' '||ST_Y(nextnode.geometry);
-          endnumber := ('0'||substring(nextnode.housenumber,'[0-9]+'))::integer;
+  IF array_upper(waynodes, 1) IS NULL THEN
+    RETURN 0;
+  END IF;
 
-          IF startnumber IS NOT NULL and startnumber > 0 AND endnumber IS NOT NULL and endnumber > 0 AND @(startnumber - endnumber) < 1000 THEN
+  select postcode, geometry from placex where osm_type = 'W' and osm_id = wayid 
+    INTO defpostalcode, linegeo;
 
---RAISE WARNING 'interpolation end % % ',nextnode.place_id,endnumber;
+  IF ST_GeometryType(linegeo) != 'ST_LineString' THEN
+    RETURN 0;
+  END IF;
 
-            IF startnumber != endnumber THEN
+  startnumber := NULL;
+  newpoints := 0;
 
-              linestr := linestr || ')';
---RAISE WARNING 'linestr %',linestr;
-              linegeo := ST_GeomFromText(linestr,4326);
-              linestr := 'LINESTRING('||ST_X(nextnode.geometry)||' '||ST_Y(nextnode.geometry);
-              IF (startnumber > endnumber) THEN
-                housenum := endnumber;
-                endnumber := startnumber;
-                startnumber := housenum;
-                linegeo := ST_Reverse(linegeo);
-              END IF;
-              orginalstartnumber := startnumber;
-              originalnumberrange := endnumber - startnumber;
-
--- Too much broken data worldwide for this test to be worth using
---              IF originalnumberrange > 500 THEN
---                RAISE WARNING 'Number block of % while processing % %', originalnumberrange, prevnode, nextnode;
---              END IF;
-
-              IF (interpolationtype = 'odd' AND startnumber%2 = 0) OR (interpolationtype = 'even' AND startnumber%2 = 1) THEN
-                startnumber := startnumber + 1;
-                stepsize := 2;
-              ELSE
-                IF (interpolationtype = 'odd' OR interpolationtype = 'even') THEN
-                  startnumber := startnumber + 2;
-                  stepsize := 2;
-                ELSE -- everything else assumed to be 'all'
-                  startnumber := startnumber + 1;
-                  stepsize := 1;
-                END IF;
-              END IF;
-              endnumber := endnumber - 1;
-              delete from placex where osm_type = 'N' and osm_id = prevnode.osm_id and type = 'house' and place_id != prevnode.place_id;
-              FOR housenum IN startnumber..endnumber BY stepsize LOOP
-                -- this should really copy postcodes but it puts a huge burdon on the system for no big benefit
-                -- ideally postcodes should move up to the way
-                insert into placex (osm_type, osm_id, class, type, admin_level, housenumber, street, addr_place, isin, postcode,
-                  country_code, parent_place_id, rank_address, rank_search, indexed_status, geometry)
-                  values ('N',prevnode.osm_id, 'place', 'house', prevnode.admin_level, housenum, prevnode.street, prevnode.addr_place, prevnode.isin, coalesce(prevnode.postcode, defpostalcode),
-                  prevnode.country_code, prevnode.parent_place_id, prevnode.rank_address, prevnode.rank_search, 1, ST_LineInterpolatePoint(linegeo, (housenum::float-orginalstartnumber::float)/originalnumberrange::float));
-                newpoints := newpoints + 1;
---RAISE WARNING 'interpolation number % % ',prevnode.place_id,housenum;
-              END LOOP;
-            END IF;
-            havefirstpoint := false;
-          END IF;
+  FOR nodeidpos in 1..array_upper(waynodes, 1) LOOP
+
+    -- If there is a place of a type other than place/house, use that because
+    -- it is guaranteed to be the original node. For place/house types use the
+    -- one with the smallest id because the original node was created first.
+    -- Ignore all nodes marked for deletion. (Might happen when the type changes.)
+    select place_id from placex where osm_type = 'N' and osm_id = waynodes[nodeidpos]::BIGINT and indexed_status < 100 order by (type = 'house'),place_id limit 1 INTO search_place_id;
+    IF search_place_id IS NOT NULL THEN
+      select * from placex where place_id = search_place_id INTO nextnode;
+
+        IF nodeidpos > 1 and nodeidpos < array_upper(waynodes, 1) THEN
+          -- Make sure that the point is actually on the line. That might
+          -- be a bit paranoid but ensures that the algorithm still works
+          -- should osm2pgsql attempt to repair geometries.
+          splitline := split_line_on_node(linegeo, nextnode.geometry);
+          sectiongeo := ST_GeometryN(splitline, 1);
+          linegeo := ST_GeometryN(splitline, 2);
+        ELSE
+          sectiongeo = linegeo;
         END IF;
+        endnumber := substring(nextnode.housenumber,'[0-9]+')::integer;
+
+        IF startnumber IS NOT NULL AND endnumber IS NOT NULL
+           AND @(startnumber - endnumber) < 1000 AND startnumber != endnumber
+           AND ST_GeometryType(sectiongeo) = 'ST_LineString' THEN
+
+          IF (startnumber > endnumber) THEN
+            housenum := endnumber;
+            endnumber := startnumber;
+            startnumber := housenum;
+            sectiongeo := ST_Reverse(sectiongeo);
+          END IF;
+          orginalstartnumber := startnumber;
+          originalnumberrange := endnumber - startnumber;
 
-        IF NOT havefirstpoint THEN
-          startnumber := ('0'||substring(nextnode.housenumber,'[0-9]+'))::integer;
-          IF startnumber IS NOT NULL AND startnumber > 0 THEN
-            havefirstpoint := true;
-            linestr := 'LINESTRING('||ST_X(nextnode.geometry)||' '||ST_Y(nextnode.geometry);
-            prevnode := nextnode;
+          startnumber := startnumber + stepsize;
+          -- correct for odd/even
+          IF (interpolationtype = 'odd' AND startnumber%2 = 0) OR (interpolationtype = 'even' AND startnumber%2 = 1) THEN
+            startnumber := startnumber - 1;
           END IF;
---RAISE WARNING 'interpolation start % % ',nextnode.place_id,startnumber;
+          endnumber := endnumber - 1;
+
+          delete from placex where osm_type = 'N' and osm_id = prevnode.osm_id and type = 'house' and place_id != prevnode.place_id;
+          FOR housenum IN startnumber..endnumber BY stepsize LOOP
+            -- this should really copy postcodes but it puts a huge burden on
+            -- the system for no big benefit ideally postcodes should move up to the way
+            insert into placex (osm_type, osm_id, class, type, admin_level,
+              housenumber, street, addr_place, isin, postcode,
+              country_code, parent_place_id, rank_address, rank_search,
+              indexed_status, geometry)
+              values ('N', prevnode.osm_id, 'place', 'house', prevnode.admin_level,
+              housenum, prevnode.street, prevnode.addr_place, prevnode.isin, coalesce(prevnode.postcode, defpostalcode),
+              prevnode.country_code, prevnode.parent_place_id, prevnode.rank_address, prevnode.rank_search,
+              1, ST_LineInterpolatePoint(sectiongeo, (housenum::float-orginalstartnumber::float)/originalnumberrange::float));
+            newpoints := newpoints + 1;
+--RAISE WARNING 'interpolation number % % ',prevnode.place_id,housenum;
+          END LOOP;
         END IF;
-      END LOOP;
+
+        -- early break if we are out of line string,
+        -- might happen when a line string loops back on itself
+        IF ST_GeometryType(linegeo) != 'ST_LineString' THEN
+            RETURN newpoints;
+        END IF;
+
+        startnumber := substring(nextnode.housenumber,'[0-9]+')::integer;
+        prevnode := nextnode;
     END IF;
-  END IF;
+  END LOOP;
 
 --RAISE WARNING 'interpolation points % ',newpoints;
 
@@ -1121,7 +1096,11 @@ BEGIN
       END IF;
     ELSEIF NEW.class = 'landuse' AND ST_GeometryType(NEW.geometry) in ('ST_Polygon','ST_MultiPolygon') THEN
       NEW.rank_search := 22;
-      NEW.rank_address := NEW.rank_search;
+      IF NEW.type in ('residential', 'farm', 'farmyard', 'industrial', 'commercial', 'allotments', 'retail') THEN
+        NEW.rank_address := NEW.rank_search;
+      ELSE
+        NEW.rank_address := 0;
+      END IF;
     ELSEIF NEW.class = 'natural' and NEW.type in ('peak','volcano','mountain_range') THEN
       NEW.rank_search := 18;
       NEW.rank_address := 0;
@@ -1133,7 +1112,7 @@ BEGIN
     -- any feature more than 5 square miles is probably worth indexing
     ELSEIF ST_GeometryType(NEW.geometry) in ('ST_Polygon','ST_MultiPolygon') AND ST_Area(NEW.geometry) > 0.1 THEN
       NEW.rank_search := 22;
-      NEW.rank_address := NEW.rank_search;
+      NEW.rank_address := 0;
     ELSEIF NEW.class = 'highway' AND NEW.name is NULL AND 
            NEW.type in ('service','cycleway','path','footway','steps','bridleway','track','byway','motorway_link','primary_link','trunk_link','secondary_link','tertiary_link') THEN
 --      RAISE WARNING 'unnamed minor feature %',NEW.osm_id;
@@ -1335,7 +1314,6 @@ BEGIN
 
     result := deleteSearchName(NEW.partition, NEW.place_id);
     DELETE FROM place_addressline WHERE place_id = NEW.place_id;
-    DELETE FROM place_boundingbox 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 where linked_place_id = NEW.place_id;
@@ -1354,7 +1332,7 @@ BEGIN
     place_centroid := ST_PointOnSurface(NEW.geometry);
     NEW.centroid := null;
 
-    -- reclaculate country and partition
+    -- recalculate country and partition
     IF NEW.rank_search = 4 THEN
       -- for countries, believe the mapped country code,
       -- so that we remain in the right partition if the boundaries
@@ -1379,17 +1357,17 @@ BEGIN
 
     -- waterway ways are linked when they are part of a relation and have the same class/type
     IF NEW.osm_type = 'R' and NEW.class = 'waterway' THEN
-        FOR relation IN select * from planet_osm_rels r where r.id = NEW.osm_id and r.parts != array[]::bigint[]
+        FOR relation_members IN select members from planet_osm_rels r where r.id = NEW.osm_id and r.parts != array[]::bigint[]
         LOOP
-            FOR i IN 1..array_upper(relation.members, 1) BY 2 LOOP
-                IF relation.members[i+1] in ('', 'main_stream', 'side_stream') AND substring(relation.members[i],1,1) = 'w' THEN
-                  --DEBUG: RAISE WARNING 'waterway parent %, child %/%', NEW.osm_id, i, relation.parts[i];
-                  FOR location IN SELECT * FROM placex
-                    WHERE osm_type = 'W' and osm_id = substring(relation.members[i],2,200)::bigint
+            FOR i IN 1..array_upper(relation_members, 1) BY 2 LOOP
+                IF relation_members[i+1] in ('', 'main_stream', 'side_stream') AND substring(relation_members[i],1,1) = 'w' THEN
+                  --DEBUG: RAISE WARNING 'waterway parent %, child %/%', NEW.osm_id, i, relation.members[i];
+                  FOR linked_node_id IN SELECT place_id FROM placex
+                    WHERE osm_type = 'W' and osm_id = substring(relation_members[i],2,200)::bigint
                     and class = NEW.class and type = NEW.type
-                    and ( relation.members[i+1] != 'side_stream' or NEW.name->'name' = name->'name')
+                    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 = location.place_id;
+                    UPDATE placex SET linked_place_id = NEW.place_id WHERE place_id = linked_node_id;
                   END LOOP;
                 END IF;
             END LOOP;
@@ -2605,86 +2583,10 @@ END;
 $$
 LANGUAGE plpgsql;
 
-CREATE OR REPLACE FUNCTION get_place_boundingbox(search_place_id BIGINT) RETURNS place_boundingbox
-  AS $$
-DECLARE
-  result place_boundingbox;
-  numfeatures integer;
-BEGIN
-  select * from place_boundingbox into result where place_id = search_place_id;
-  IF result.place_id IS NULL THEN
--- remove  isaddress = true because if there is a matching polygon it always wins
-    select count(*) from place_addressline where address_place_id = search_place_id into numfeatures;
-    insert into place_boundingbox select place_id,
-             ST_Y(ST_PointN(ExteriorRing(ST_Box2D(geometry)),4)),ST_Y(ST_PointN(ExteriorRing(ST_Box2D(geometry)),2)),
-             ST_X(ST_PointN(ExteriorRing(ST_Box2D(geometry)),1)),ST_X(ST_PointN(ExteriorRing(ST_Box2D(geometry)),3)),
-             numfeatures, ST_Area(geometry),
-             geometry as area from location_area where place_id = search_place_id;
-    select * from place_boundingbox into result where place_id = search_place_id;
-  END IF;
-  IF result.place_id IS NULL THEN
--- TODO 0.0001
-    insert into place_boundingbox select address_place_id,
-             min(ST_Y(ST_Centroid(geometry))) as minlon,max(ST_Y(ST_Centroid(geometry))) as maxlon,
-             min(ST_X(ST_Centroid(geometry))) as minlat,max(ST_X(ST_Centroid(geometry))) as maxlat,
-             count(*), ST_Area(ST_Buffer(ST_Convexhull(ST_Collect(geometry)),0.0001)) as area,
-             ST_Buffer(ST_Convexhull(ST_Collect(geometry)),0.0001) as boundary 
-             from (select * from place_addressline where address_place_id = search_place_id order by cached_rank_address limit 4000) as place_addressline join placex using (place_id) 
-             where address_place_id = search_place_id
---               and (isaddress = true OR place_id = search_place_id)
-               and (st_length(geometry) < 0.01 or place_id = search_place_id)
-             group by address_place_id limit 1;
-    select * from place_boundingbox into result where place_id = search_place_id;
-  END IF;
-  return result;
-END;
-$$
-LANGUAGE plpgsql;
-
--- don't do the operation if it would be slow
-CREATE OR REPLACE FUNCTION get_place_boundingbox_quick(search_place_id BIGINT) RETURNS place_boundingbox
-  AS $$
-DECLARE
-  result place_boundingbox;
-  numfeatures integer;
-  rank integer;
-BEGIN
-  select * from place_boundingbox into result where place_id = search_place_id;
-  IF result IS NULL AND rank > 14 THEN
-    select count(*) from place_addressline where address_place_id = search_place_id and isaddress = true into numfeatures;
-    insert into place_boundingbox select place_id,
-             ST_Y(ST_PointN(ExteriorRing(ST_Box2D(geometry)),4)),ST_Y(ST_PointN(ExteriorRing(ST_Box2D(geometry)),2)),
-             ST_X(ST_PointN(ExteriorRing(ST_Box2D(geometry)),1)),ST_X(ST_PointN(ExteriorRing(ST_Box2D(geometry)),3)),
-             numfeatures, ST_Area(geometry),
-             geometry as area from location_area where place_id = search_place_id;
-    select * from place_boundingbox into result where place_id = search_place_id;
-  END IF;
-  IF result IS NULL THEN
-    select rank_search from placex where place_id = search_place_id into rank;
-    IF rank > 20 THEN
--- TODO 0.0001
-      insert into place_boundingbox select address_place_id,
-             min(ST_Y(ST_Centroid(geometry))) as minlon,max(ST_Y(ST_Centroid(geometry))) as maxlon,
-             min(ST_X(ST_Centroid(geometry))) as minlat,max(ST_X(ST_Centroid(geometry))) as maxlat,
-             count(*), ST_Area(ST_Buffer(ST_Convexhull(ST_Collect(geometry)),0.0001)) as area,
-             ST_Buffer(ST_Convexhull(ST_Collect(geometry)),0.0001) as boundary 
-             from place_addressline join placex using (place_id) 
-             where address_place_id = search_place_id 
-               and (isaddress = true OR place_id = search_place_id)
-               and (st_length(geometry) < 0.01 or place_id = search_place_id)
-             group by address_place_id limit 1;
-      select * from place_boundingbox into result where place_id = search_place_id;
-    END IF;
-  END IF;
-  return result;
-END;
-$$
-LANGUAGE plpgsql;
 
 CREATE OR REPLACE FUNCTION update_place(search_place_id BIGINT) RETURNS BOOLEAN
   AS $$
 DECLARE
-  result place_boundingbox;
   numfeatures integer;
 BEGIN
   update placex set