location RECORD;
waynodes BIGINT[];
BEGIN
- IF akeys(in_address) != ARRAY['interpolation'] THEN
+ IF in_address ? 'street' or in_address ? 'place' THEN
RETURN in_address;
END IF;
IF parent_place_id is null THEN
FOR location IN SELECT place_id FROM placex
- WHERE ST_DWithin(geom, placex.geometry, 0.001) and placex.rank_search = 26
+ WHERE ST_DWithin(geom, placex.geometry, 0.001)
+ and placex.rank_search = 26
+ and placex.osm_type = 'W' -- needed for index selection
ORDER BY CASE WHEN ST_GeometryType(geom) = 'ST_Line' THEN
(ST_distance(placex.geometry, ST_LineInterpolatePoint(geom,0))+
ST_distance(placex.geometry, ST_LineInterpolatePoint(geom,0.5))+
END LOOP;
END IF;
- IF parent_place_id is null THEN
- RETURN 0;
- END IF;
-
RETURN parent_place_id;
END;
$$
DECLARE
existing BIGINT[];
BEGIN
- -- Get the existing entry from the interpolation table.
- SELECT array_agg(place_id) INTO existing
- FROM location_property_osmline WHERE osm_id = way_id;
-
- IF existing IS NULL or array_length(existing, 1) = 0 THEN
- INSERT INTO location_property_osmline (osm_id, address, linegeo)
- VALUES (way_id, addr, geom);
+ IF addr is NULL OR NOT addr ? 'interpolation'
+ OR NOT (addr->'interpolation' in ('odd', 'even', 'all')
+ or addr->'interpolation' similar to '[1-9]')
+ THEN
+ -- the new interpolation is illegal, simply remove existing entries
+ DELETE FROM location_property_osmline WHERE osm_id = way_id;
ELSE
- -- Update the interpolation table:
- -- The first entry gets the original data, all other entries
- -- are removed and will be recreated on indexing.
- -- (An interpolation can be split up, if it has more than 2 address nodes)
- UPDATE location_property_osmline
- SET address = addr,
- linegeo = geom,
- startnumber = null,
- indexed_status = 1
- WHERE place_id = existing[1];
- IF array_length(existing, 1) > 1 THEN
- DELETE FROM location_property_osmline
- WHERE place_id = any(existing[2:]);
+ -- Get the existing entry from the interpolation table.
+ SELECT array_agg(place_id) INTO existing
+ FROM location_property_osmline WHERE osm_id = way_id;
+
+ IF existing IS NULL or array_length(existing, 1) = 0 THEN
+ INSERT INTO location_property_osmline (osm_id, address, linegeo)
+ VALUES (way_id, addr, geom);
+ ELSE
+ -- Update the interpolation table:
+ -- The first entry gets the original data, all other entries
+ -- are removed and will be recreated on indexing.
+ -- (An interpolation can be split up, if it has more than 2 address nodes)
+ UPDATE location_property_osmline
+ SET address = addr,
+ linegeo = geom,
+ startnumber = null,
+ indexed_status = 1
+ WHERE place_id = existing[1];
+ IF array_length(existing, 1) > 1 THEN
+ DELETE FROM location_property_osmline
+ WHERE place_id = any(existing[2:]);
+ END IF;
END IF;
END IF;
newend INTEGER;
moddiff SMALLINT;
linegeo GEOMETRY;
- splitline GEOMETRY;
+ splitpoint FLOAT;
sectiongeo GEOMETRY;
- interpol_postcode TEXT;
postcode TEXT;
stepmod SMALLINT;
BEGIN
ST_PointOnSurface(NEW.linegeo),
NEW.linegeo);
- interpol_postcode := token_normalized_postcode(NEW.address->'postcode');
+ -- Cannot find a parent street. We will not be able to display a reliable
+ -- address, so drop entire interpolation.
+ IF NEW.parent_place_id is NULL THEN
+ DELETE FROM location_property_osmline where place_id = OLD.place_id;
+ RETURN NULL;
+ END IF;
NEW.token_info := token_strip_info(NEW.token_info);
IF NEW.address ? '_inherited' THEN
FOR nextnode IN
SELECT DISTINCT ON (nodeidpos)
osm_id, address, geometry,
+ -- Take the postcode from the node only if it has a housenumber itself.
+ -- Note that there is a corner-case where the node has a wrongly
+ -- formatted postcode and therefore 'postcode' contains a derived
+ -- variant.
+ CASE WHEN address ? 'postcode' THEN placex.postcode ELSE NULL::text END as postcode,
substring(address->'housenumber','[0-9]+')::integer as hnr
FROM placex, generate_series(1, array_upper(waynodes, 1)) nodeidpos
WHERE osm_type = 'N' and osm_id = waynodes[nodeidpos]::BIGINT
and address is not NULL and address ? 'housenumber'
+ and ST_Distance(NEW.linegeo, geometry) < 0.0005
ORDER BY nodeidpos
LOOP
{% if debug %}RAISE WARNING 'processing point % (%)', nextnode.hnr, ST_AsText(nextnode.geometry);{% endif %}
IF linegeo is null THEN
linegeo := NEW.linegeo;
ELSE
- splitline := ST_Split(ST_Snap(linegeo, nextnode.geometry, 0.0005), nextnode.geometry);
- sectiongeo := ST_GeometryN(splitline, 1);
- linegeo := ST_GeometryN(splitline, 2);
+ splitpoint := ST_LineLocatePoint(linegeo, nextnode.geometry);
+ IF splitpoint = 0 THEN
+ -- Corner case where the splitpoint falls on the first point
+ -- and thus would not return a geometry. Skip that section.
+ sectiongeo := NULL;
+ ELSEIF splitpoint = 1 THEN
+ -- Point is at the end of the line.
+ sectiongeo := linegeo;
+ linegeo := NULL;
+ ELSE
+ -- Split the line.
+ sectiongeo := ST_LineSubstring(linegeo, 0, splitpoint);
+ linegeo := ST_LineSubstring(linegeo, splitpoint, 1);
+ END IF;
END IF;
IF prevnode.hnr is not null
-- regularly mapped housenumbers.
-- (Conveniently also fails if one of the house numbers is not a number.)
and abs(prevnode.hnr - nextnode.hnr) > NEW.step
+ -- If the interpolation geometry is broken or two nodes are at the
+ -- same place, then splitting might produce a point. Ignore that.
+ and ST_GeometryType(sectiongeo) = 'ST_LineString'
THEN
IF prevnode.hnr < nextnode.hnr THEN
startnumber := prevnode.hnr;
endnumber := newend;
-- determine postcode
- postcode := coalesce(interpol_postcode,
- token_normalized_postcode(prevnode.address->'postcode'),
- token_normalized_postcode(nextnode.address->'postcode'),
- postcode);
- IF postcode is NULL THEN
- SELECT token_normalized_postcode(placex.postcode)
- FROM placex WHERE place_id = NEW.parent_place_id INTO postcode;
+ postcode := coalesce(prevnode.postcode, nextnode.postcode, postcode);
+ IF postcode is NULL and NEW.parent_place_id > 0 THEN
+ SELECT placex.postcode FROM placex
+ WHERE place_id = NEW.parent_place_id INTO postcode;
END IF;
IF postcode is NULL THEN
postcode := get_nearest_postcode(NEW.country_code, nextnode.geometry);
NEW.address, postcode,
NEW.country_code, NEW.geometry_sector, 0);
END IF;
+ END IF;
- -- 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 NEW;
- END IF;
+ -- early break if we are out of line string,
+ -- might happen when a line string loops back on itself
+ IF linegeo is null or ST_GeometryType(linegeo) != 'ST_LineString' THEN
+ RETURN NEW;
END IF;
prevnode := nextnode;