mirror of
https://github.com/osm-search/Nominatim.git
synced 2024-12-27 06:51:42 +03:00
252 lines
8.4 KiB
PL/PgSQL
252 lines
8.4 KiB
PL/PgSQL
-- Functions for address interpolation objects in location_property_osmline.
|
|
|
|
-- Splits the line at the given point and returns the two parts
|
|
-- in a multilinestring.
|
|
CREATE OR REPLACE FUNCTION split_line_on_node(line GEOMETRY, point GEOMETRY)
|
|
RETURNS GEOMETRY
|
|
AS $$
|
|
BEGIN
|
|
RETURN ST_Split(ST_Snap(line, point, 0.0005), point);
|
|
END;
|
|
$$
|
|
LANGUAGE plpgsql IMMUTABLE;
|
|
|
|
|
|
-- find the parent road of the cut road parts
|
|
CREATE OR REPLACE FUNCTION get_interpolation_parent(wayid BIGINT, street TEXT,
|
|
place TEXT, partition SMALLINT,
|
|
centroid GEOMETRY, geom GEOMETRY)
|
|
RETURNS BIGINT
|
|
AS $$
|
|
DECLARE
|
|
addr_street TEXT;
|
|
addr_place TEXT;
|
|
parent_place_id BIGINT;
|
|
|
|
waynodes BIGINT[];
|
|
|
|
location RECORD;
|
|
BEGIN
|
|
addr_street = street;
|
|
addr_place = place;
|
|
|
|
IF addr_street is null and addr_place is null THEN
|
|
select nodes from planet_osm_ways where id = wayid INTO waynodes;
|
|
FOR location IN SELECT placex.address from placex
|
|
where osm_type = 'N' and osm_id = ANY(waynodes)
|
|
and placex.address is not null
|
|
and (placex.address ? 'street' or placex.address ? 'place')
|
|
and indexed_status < 100
|
|
limit 1 LOOP
|
|
addr_street = location.address->'street';
|
|
addr_place = location.address->'place';
|
|
END LOOP;
|
|
END IF;
|
|
|
|
parent_place_id := find_parent_for_address(addr_street, addr_place,
|
|
partition, centroid);
|
|
|
|
IF parent_place_id is null THEN
|
|
FOR location IN SELECT place_id FROM placex
|
|
WHERE ST_DWithin(geom, placex.geometry, 0.001) and placex.rank_search = 26
|
|
ORDER BY (ST_distance(placex.geometry, ST_LineInterpolatePoint(geom,0))+
|
|
ST_distance(placex.geometry, ST_LineInterpolatePoint(geom,0.5))+
|
|
ST_distance(placex.geometry, ST_LineInterpolatePoint(geom,1))) ASC limit 1
|
|
LOOP
|
|
parent_place_id := location.place_id;
|
|
END LOOP;
|
|
END IF;
|
|
|
|
IF parent_place_id is null THEN
|
|
RETURN 0;
|
|
END IF;
|
|
|
|
RETURN parent_place_id;
|
|
END;
|
|
$$
|
|
LANGUAGE plpgsql STABLE;
|
|
|
|
|
|
CREATE OR REPLACE FUNCTION osmline_reinsert(node_id BIGINT, geom GEOMETRY)
|
|
RETURNS BOOLEAN
|
|
AS $$
|
|
DECLARE
|
|
existingline RECORD;
|
|
BEGIN
|
|
SELECT w.id FROM planet_osm_ways w, location_property_osmline p
|
|
WHERE p.linegeo && geom and p.osm_id = w.id and p.indexed_status = 0
|
|
and node_id = any(w.nodes) INTO existingline;
|
|
|
|
IF existingline.id is not NULL THEN
|
|
DELETE FROM location_property_osmline WHERE osm_id = existingline.id;
|
|
INSERT INTO location_property_osmline (osm_id, address, linegeo)
|
|
SELECT osm_id, address, geometry FROM place
|
|
WHERE osm_type = 'W' and osm_id = existingline.id;
|
|
END IF;
|
|
|
|
RETURN true;
|
|
END;
|
|
$$
|
|
LANGUAGE plpgsql;
|
|
|
|
|
|
CREATE OR REPLACE FUNCTION osmline_insert()
|
|
RETURNS TRIGGER
|
|
AS $$
|
|
BEGIN
|
|
NEW.place_id := nextval('seq_place');
|
|
NEW.indexed_date := now();
|
|
|
|
IF NEW.indexed_status IS NULL THEN
|
|
IF NEW.address is NULL OR NOT NEW.address ? 'interpolation'
|
|
OR NEW.address->'interpolation' NOT IN ('odd', 'even', 'all') THEN
|
|
-- other interpolation types than odd/even/all (e.g. numeric ones) are not supported
|
|
RETURN NULL;
|
|
END IF;
|
|
|
|
NEW.indexed_status := 1; --STATUS_NEW
|
|
NEW.country_code := lower(get_country_code(NEW.linegeo));
|
|
|
|
NEW.partition := get_partition(NEW.country_code);
|
|
NEW.geometry_sector := geometry_sector(NEW.partition, NEW.linegeo);
|
|
END IF;
|
|
|
|
RETURN NEW;
|
|
END;
|
|
$$
|
|
LANGUAGE plpgsql;
|
|
|
|
|
|
CREATE OR REPLACE FUNCTION osmline_update()
|
|
RETURNS TRIGGER
|
|
AS $$
|
|
DECLARE
|
|
place_centroid GEOMETRY;
|
|
waynodes BIGINT[];
|
|
prevnode RECORD;
|
|
nextnode RECORD;
|
|
startnumber INTEGER;
|
|
endnumber INTEGER;
|
|
housenum INTEGER;
|
|
linegeo GEOMETRY;
|
|
splitline GEOMETRY;
|
|
sectiongeo GEOMETRY;
|
|
interpol_postcode TEXT;
|
|
postcode TEXT;
|
|
BEGIN
|
|
-- deferred delete
|
|
IF OLD.indexed_status = 100 THEN
|
|
delete from location_property_osmline where place_id = OLD.place_id;
|
|
RETURN NULL;
|
|
END IF;
|
|
|
|
IF NEW.indexed_status != 0 OR OLD.indexed_status = 0 THEN
|
|
RETURN NEW;
|
|
END IF;
|
|
|
|
NEW.interpolationtype = NEW.address->'interpolation';
|
|
|
|
place_centroid := ST_PointOnSurface(NEW.linegeo);
|
|
NEW.parent_place_id = get_interpolation_parent(NEW.osm_id, NEW.address->'street',
|
|
NEW.address->'place',
|
|
NEW.partition, place_centroid, NEW.linegeo);
|
|
|
|
IF NEW.address is not NULL AND NEW.address ? 'postcode' AND NEW.address->'postcode' not similar to '%(,|;)%' THEN
|
|
interpol_postcode := NEW.address->'postcode';
|
|
housenum := getorcreate_postcode_id(NEW.address->'postcode');
|
|
ELSE
|
|
interpol_postcode := NULL;
|
|
END IF;
|
|
|
|
-- if the line was newly inserted, split the line as necessary
|
|
IF OLD.indexed_status = 1 THEN
|
|
select nodes from planet_osm_ways where id = NEW.osm_id INTO waynodes;
|
|
|
|
IF array_upper(waynodes, 1) IS NULL THEN
|
|
RETURN NEW;
|
|
END IF;
|
|
|
|
linegeo := NEW.linegeo;
|
|
startnumber := NULL;
|
|
|
|
FOR nodeidpos in 1..array_upper(waynodes, 1) LOOP
|
|
|
|
select osm_id, address, geometry
|
|
from place where osm_type = 'N' and osm_id = waynodes[nodeidpos]::BIGINT
|
|
and address is not NULL and address ? 'housenumber' limit 1 INTO nextnode;
|
|
--RAISE NOTICE 'Nextnode.place_id: %s', nextnode.place_id;
|
|
IF nextnode.osm_id IS NOT NULL THEN
|
|
--RAISE NOTICE 'place_id is not null';
|
|
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.address->'housenumber','[0-9]+')::integer;
|
|
|
|
IF startnumber IS NOT NULL AND endnumber IS NOT NULL
|
|
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;
|
|
|
|
-- determine postcode
|
|
postcode := coalesce(interpol_postcode,
|
|
prevnode.address->'postcode',
|
|
nextnode.address->'postcode',
|
|
postcode);
|
|
|
|
IF postcode is NULL 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);
|
|
END IF;
|
|
|
|
IF NEW.startnumber IS NULL THEN
|
|
NEW.startnumber := startnumber;
|
|
NEW.endnumber := endnumber;
|
|
NEW.linegeo := sectiongeo;
|
|
NEW.postcode := upper(trim(postcode));
|
|
ELSE
|
|
insert into location_property_osmline
|
|
(linegeo, partition, osm_id, parent_place_id,
|
|
startnumber, endnumber, interpolationtype,
|
|
address, postcode, country_code,
|
|
geometry_sector, indexed_status)
|
|
values (sectiongeo, NEW.partition, NEW.osm_id, NEW.parent_place_id,
|
|
startnumber, endnumber, NEW.interpolationtype,
|
|
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;
|
|
|
|
startnumber := substring(nextnode.address->'housenumber','[0-9]+')::integer;
|
|
prevnode := nextnode;
|
|
END IF;
|
|
END LOOP;
|
|
END IF;
|
|
|
|
-- marking descendants for reparenting is not needed, because there are
|
|
-- actually no descendants for interpolation lines
|
|
RETURN NEW;
|
|
END;
|
|
$$
|
|
LANGUAGE plpgsql;
|