CREATE OR REPLACE FUNCTION create_interpolation(wayid BIGINT, interpolationtype TEXT) RETURNS INTEGER
AS $$
DECLARE
-
+
newpoints INTEGER;
waynodes BIGINT[];
nodeid BIGINT;
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;
+ 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 < 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);
+ IF ST_GeometryType(ST_GeometryN(splitline, 2)) = 'ST_LineString' THEN
+ linegeo := ST_GeometryN(splitline, 2);
END IF;
+ ELSE
+ sectiongeo = linegeo;
END IF;
+ endnumber := substring(nextnode.housenumber,'[0-9]+')::integer;
- 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;
+ IF startnumber IS NOT NULL AND endnumber IS NOT NULL
+ AND @(startnumber - endnumber) < 1000 AND startnumber != endnumber
+ AND ST_GeometryType(linegeo) = 'ST_LineString' THEN
+
+ IF (startnumber > endnumber) THEN
+ housenum := endnumber;
+ endnumber := startnumber;
+ startnumber := housenum;
+ sectiongeo := ST_Reverse(sectiongeo);
END IF;
---RAISE WARNING 'interpolation start % % ',nextnode.place_id,startnumber;
+ orginalstartnumber := startnumber;
+ originalnumberrange := endnumber - startnumber;
+
+ 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;
+ 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;
+
+ startnumber := substring(nextnode.housenumber,'[0-9]+')::integer;
+ prevnode := nextnode;
END IF;
- END IF;
+ END LOOP;
--RAISE WARNING 'interpolation points % ',newpoints;
projects / nominatim.git / blobdiff