1 -- Functions for address interpolation objects in location_property_osmline.
3 -- Splits the line at the given point and returns the two parts
4 -- in a multilinestring.
5 CREATE OR REPLACE FUNCTION split_line_on_node(line GEOMETRY, point GEOMETRY)
9 RETURN ST_Split(ST_Snap(line, point, 0.0005), point);
12 LANGUAGE plpgsql IMMUTABLE;
15 -- find the parent road of the cut road parts
16 CREATE OR REPLACE FUNCTION get_interpolation_parent(wayid BIGINT, street TEXT,
17 place TEXT, partition SMALLINT,
18 centroid GEOMETRY, geom GEOMETRY)
24 parent_place_id BIGINT;
33 IF addr_street is null and addr_place is null THEN
34 select nodes from planet_osm_ways where id = wayid INTO waynodes;
35 FOR location IN SELECT placex.address from placex
36 where osm_type = 'N' and osm_id = ANY(waynodes)
37 and placex.address is not null
38 and (placex.address ? 'street' or placex.address ? 'place')
39 and indexed_status < 100
41 addr_street = location.address->'street';
42 addr_place = location.address->'place';
46 parent_place_id := find_parent_for_address(addr_street, addr_place,
49 IF parent_place_id is null THEN
50 FOR location IN SELECT place_id FROM placex
51 WHERE ST_DWithin(geom, placex.geometry, 0.001) and placex.rank_search = 26
52 ORDER BY (ST_distance(placex.geometry, ST_LineInterpolatePoint(geom,0))+
53 ST_distance(placex.geometry, ST_LineInterpolatePoint(geom,0.5))+
54 ST_distance(placex.geometry, ST_LineInterpolatePoint(geom,1))) ASC limit 1
56 parent_place_id := location.place_id;
60 IF parent_place_id is null THEN
64 RETURN parent_place_id;
67 LANGUAGE plpgsql STABLE;
70 CREATE OR REPLACE FUNCTION osmline_reinsert(node_id BIGINT, geom GEOMETRY)
76 SELECT w.id FROM planet_osm_ways w, location_property_osmline p
77 WHERE p.linegeo && geom and p.osm_id = w.id and p.indexed_status = 0
78 and node_id = any(w.nodes) INTO existingline;
80 IF existingline.id is not NULL THEN
81 DELETE FROM location_property_osmline WHERE osm_id = existingline.id;
82 INSERT INTO location_property_osmline (osm_id, address, linegeo)
83 SELECT osm_id, address, geometry FROM place
84 WHERE osm_type = 'W' and osm_id = existingline.id;
93 CREATE OR REPLACE FUNCTION osmline_insert()
97 NEW.place_id := nextval('seq_place');
98 NEW.indexed_date := now();
100 IF NEW.indexed_status IS NULL THEN
101 IF NEW.address is NULL OR NOT NEW.address ? 'interpolation'
102 OR NEW.address->'interpolation' NOT IN ('odd', 'even', 'all') THEN
103 -- other interpolation types than odd/even/all (e.g. numeric ones) are not supported
107 NEW.indexed_status := 1; --STATUS_NEW
108 NEW.country_code := lower(get_country_code(NEW.linegeo));
110 NEW.partition := get_partition(NEW.country_code);
111 NEW.geometry_sector := geometry_sector(NEW.partition, NEW.linegeo);
120 CREATE OR REPLACE FUNCTION osmline_update()
124 place_centroid GEOMETRY;
134 interpol_postcode TEXT;
138 IF OLD.indexed_status = 100 THEN
139 delete from location_property_osmline where place_id = OLD.place_id;
143 IF NEW.indexed_status != 0 OR OLD.indexed_status = 0 THEN
147 NEW.interpolationtype = NEW.address->'interpolation';
149 place_centroid := ST_PointOnSurface(NEW.linegeo);
150 NEW.parent_place_id = get_interpolation_parent(NEW.osm_id, NEW.address->'street',
151 NEW.address->'place',
152 NEW.partition, place_centroid, NEW.linegeo);
154 IF NEW.address is not NULL AND NEW.address ? 'postcode' AND NEW.address->'postcode' not similar to '%(,|;)%' THEN
155 interpol_postcode := NEW.address->'postcode';
156 housenum := getorcreate_postcode_id(NEW.address->'postcode');
158 interpol_postcode := NULL;
161 -- if the line was newly inserted, split the line as necessary
162 IF OLD.indexed_status = 1 THEN
163 select nodes from planet_osm_ways where id = NEW.osm_id INTO waynodes;
165 IF array_upper(waynodes, 1) IS NULL THEN
169 linegeo := NEW.linegeo;
172 FOR nodeidpos in 1..array_upper(waynodes, 1) LOOP
174 select osm_id, address, geometry
175 from place where osm_type = 'N' and osm_id = waynodes[nodeidpos]::BIGINT
176 and address is not NULL and address ? 'housenumber' limit 1 INTO nextnode;
177 --RAISE NOTICE 'Nextnode.place_id: %s', nextnode.place_id;
178 IF nextnode.osm_id IS NOT NULL THEN
179 --RAISE NOTICE 'place_id is not null';
180 IF nodeidpos > 1 and nodeidpos < array_upper(waynodes, 1) THEN
181 -- Make sure that the point is actually on the line. That might
182 -- be a bit paranoid but ensures that the algorithm still works
183 -- should osm2pgsql attempt to repair geometries.
184 splitline := split_line_on_node(linegeo, nextnode.geometry);
185 sectiongeo := ST_GeometryN(splitline, 1);
186 linegeo := ST_GeometryN(splitline, 2);
188 sectiongeo = linegeo;
190 endnumber := substring(nextnode.address->'housenumber','[0-9]+')::integer;
192 IF startnumber IS NOT NULL AND endnumber IS NOT NULL
193 AND startnumber != endnumber
194 AND ST_GeometryType(sectiongeo) = 'ST_LineString' THEN
196 IF (startnumber > endnumber) THEN
197 housenum := endnumber;
198 endnumber := startnumber;
199 startnumber := housenum;
200 sectiongeo := ST_Reverse(sectiongeo);
203 -- determine postcode
204 postcode := coalesce(interpol_postcode,
205 prevnode.address->'postcode',
206 nextnode.address->'postcode',
209 IF postcode is NULL THEN
210 SELECT placex.postcode FROM placex WHERE place_id = NEW.parent_place_id INTO postcode;
212 IF postcode is NULL THEN
213 postcode := get_nearest_postcode(NEW.country_code, nextnode.geometry);
216 IF NEW.startnumber IS NULL THEN
217 NEW.startnumber := startnumber;
218 NEW.endnumber := endnumber;
219 NEW.linegeo := sectiongeo;
220 NEW.postcode := upper(trim(postcode));
222 insert into location_property_osmline
223 (linegeo, partition, osm_id, parent_place_id,
224 startnumber, endnumber, interpolationtype,
225 address, postcode, country_code,
226 geometry_sector, indexed_status)
227 values (sectiongeo, NEW.partition, NEW.osm_id, NEW.parent_place_id,
228 startnumber, endnumber, NEW.interpolationtype,
229 NEW.address, postcode,
230 NEW.country_code, NEW.geometry_sector, 0);
234 -- early break if we are out of line string,
235 -- might happen when a line string loops back on itself
236 IF ST_GeometryType(linegeo) != 'ST_LineString' THEN
240 startnumber := substring(nextnode.address->'housenumber','[0-9]+')::integer;
241 prevnode := nextnode;
246 -- marking descendants for reparenting is not needed, because there are
247 -- actually no descendants for interpolation lines