X-Git-Url: https://git.openstreetmap.org./nominatim.git/blobdiff_plain/d44a428b744916a21c2d82d654f1358efe027d21..28ab2f6048eff33e6119271c9fd31852db64240a:/lib-sql/functions/placex_triggers.sql diff --git a/lib-sql/functions/placex_triggers.sql b/lib-sql/functions/placex_triggers.sql index 9c2a67a1..6143a1ed 100644 --- a/lib-sql/functions/placex_triggers.sql +++ b/lib-sql/functions/placex_triggers.sql @@ -1,60 +1,102 @@ +-- SPDX-License-Identifier: GPL-2.0-only +-- +-- This file is part of Nominatim. (https://nominatim.org) +-- +-- Copyright (C) 2022 by the Nominatim developer community. +-- For a full list of authors see the git log. + -- Trigger functions for the placex table. +-- Information returned by update preparation. +DROP TYPE IF EXISTS prepare_update_info CASCADE; +CREATE TYPE prepare_update_info AS ( + name HSTORE, + address HSTORE, + rank_address SMALLINT, + country_code TEXT, + class TEXT, + type TEXT, + linked_place_id BIGINT +); + -- Retrieve the data needed by the indexer for updating the place. --- --- Return parameters: --- name list of names --- address list of address tags, either from the object or a surrounding --- building --- country_feature If the place is a country feature, this contains the --- country code, otherwise it is null. -CREATE OR REPLACE FUNCTION placex_prepare_update(p placex, - OUT name HSTORE, - OUT address HSTORE, - OUT country_feature VARCHAR, - OUT linked_place_id BIGINT) +CREATE OR REPLACE FUNCTION placex_indexing_prepare(p placex) + RETURNS prepare_update_info AS $$ DECLARE location RECORD; + result prepare_update_info; + extra_names HSTORE; BEGIN + IF not p.address ? '_inherited' THEN + result.address := p.address; + END IF; + -- For POI nodes, check if the address should be derived from a surrounding -- building. - IF p.rank_search < 30 OR p.osm_type != 'N' OR p.address is not null THEN - address := p.address; - ELSE - -- The additional && condition works around the misguided query - -- planner of postgis 3.0. - SELECT placex.address || hstore('_inherited', '') INTO address - FROM placex - WHERE ST_Covers(geometry, p.centroid) - and geometry && p.centroid - and placex.address is not null - and (placex.address ? 'housenumber' or placex.address ? 'street' or placex.address ? 'place') - and rank_search = 30 AND ST_GeometryType(geometry) in ('ST_Polygon','ST_MultiPolygon') - LIMIT 1; + IF p.rank_search = 30 AND p.osm_type = 'N' THEN + IF p.address is null THEN + -- The additional && condition works around the misguided query + -- planner of postgis 3.0. + SELECT placex.address || hstore('_inherited', '') INTO result.address + FROM placex + WHERE ST_Covers(geometry, p.centroid) + and geometry && p.centroid + and placex.address is not null + and (placex.address ? 'housenumber' or placex.address ? 'street' or placex.address ? 'place') + and rank_search = 30 AND ST_GeometryType(geometry) in ('ST_Polygon','ST_MultiPolygon') + LIMIT 1; + ELSE + -- See if we can inherit addtional address tags from an interpolation. + -- These will become permanent. + FOR location IN + SELECT (address - 'interpolation'::text - 'housenumber'::text) as address + FROM place, planet_osm_ways w + WHERE place.osm_type = 'W' and place.address ? 'interpolation' + and place.geometry && p.geometry + and place.osm_id = w.id + and p.osm_id = any(w.nodes) + LOOP + result.address := location.address || result.address; + END LOOP; + END IF; END IF; - address := address - '_unlisted_place'::TEXT; - name := p.name; + -- remove internal and derived names + result.address := result.address - '_unlisted_place'::TEXT; + SELECT hstore(array_agg(key), array_agg(value)) INTO result.name + FROM each(p.name) WHERE key not like '\_%'; + + result.class := p.class; + result.type := p.type; + result.country_code := p.country_code; + result.rank_address := p.rank_address; -- Names of linked places need to be merged in, so search for a linkable -- place already here. SELECT * INTO location FROM find_linked_place(p); IF location.place_id is not NULL THEN - linked_place_id := location.place_id; + result.linked_place_id := location.place_id; + + IF location.name is not NULL THEN + {% if debug %}RAISE WARNING 'Names original: %, location: %', result.name, location.name;{% endif %} + -- Add all names from the place nodes that deviate from the name + -- in the relation with the prefix '_place_'. Deviation means that + -- either the value is different or a given key is missing completely + SELECT hstore(array_agg('_place_' || key), array_agg(value)) INTO extra_names + FROM each(location.name - result.name); + {% if debug %}RAISE WARNING 'Extra names: %', extra_names;{% endif %} + + IF extra_names is not null THEN + result.name := result.name || extra_names; + END IF; - IF NOT location.name IS NULL THEN - name := location.name || name; + {% if debug %}RAISE WARNING 'Final names: %', result.name;{% endif %} END IF; END IF; - country_feature := CASE WHEN p.admin_level = 2 - and p.class = 'boundary' and p.type = 'administrative' - and p.osm_type = 'R' - THEN p.country_code - ELSE null - END; + RETURN result; END; $$ LANGUAGE plpgsql STABLE; @@ -78,7 +120,8 @@ BEGIN IF location.members[i+1] = 'street' THEN FOR parent IN SELECT place_id from placex - WHERE osm_type = 'W' and osm_id = substring(location.members[i],2)::bigint + WHERE osm_type = upper(substring(location.members[i], 1, 1))::char(1) + and osm_id = substring(location.members[i], 2)::bigint and name is not null and rank_search between 26 and 27 LOOP @@ -122,18 +165,6 @@ BEGIN END IF; IF parent_place_id is null and poi_osm_type = 'N' THEN - -- Is this node part of an interpolation? - FOR location IN - SELECT q.parent_place_id - FROM location_property_osmline q, planet_osm_ways x - WHERE q.linegeo && bbox and x.id = q.osm_id - and poi_osm_id = any(x.nodes) - LIMIT 1 - LOOP - {% if debug %}RAISE WARNING 'Get parent from interpolation: %', location.parent_place_id;{% endif %} - RETURN location.parent_place_id; - END LOOP; - FOR location IN SELECT p.place_id, p.osm_id, p.rank_search, p.address, coalesce(p.centroid, ST_Centroid(p.geometry)) as centroid @@ -247,7 +278,7 @@ BEGIN OR position(bnd_name in lower(name->'name')) > 0) AND placex.class = 'place' AND placex.type = bnd.extratags->'place' AND placex.osm_type = 'N' - AND placex.linked_place_id is null + AND (placex.linked_place_id is null or placex.linked_place_id = bnd.place_id) AND placex.rank_search < 26 -- needed to select the right index AND placex.type != 'postcode' AND ST_Covers(bnd.geometry, placex.geometry) @@ -263,7 +294,7 @@ BEGIN WHERE placex.class = 'place' AND placex.osm_type = 'N' AND placex.extratags ? 'wikidata' -- needed to select right index AND placex.extratags->'wikidata' = bnd.extratags->'wikidata' - AND placex.linked_place_id is null + AND (placex.linked_place_id is null or placex.linked_place_id = bnd.place_id) AND placex.rank_search < 26 AND _st_covers(bnd.geometry, placex.geometry) ORDER BY lower(name->'name') = bnd_name desc @@ -287,7 +318,7 @@ BEGIN OR (bnd.rank_address = 0 and placex.rank_search = bnd.rank_search)) AND placex.osm_type = 'N' AND placex.class = 'place' - AND placex.linked_place_id is null + AND (placex.linked_place_id is null or placex.linked_place_id = bnd.place_id) AND placex.rank_search < 26 -- needed to select the right index AND placex.type != 'postcode' AND ST_Covers(bnd.geometry, placex.geometry) @@ -331,9 +362,10 @@ BEGIN WHERE s.place_id = parent_place_id; FOR addr_item IN - SELECT (get_addr_tag_rank(key, country)).*, key, + SELECT ranks.*, key, token_get_address_search_tokens(token_info, key) as search_tokens - FROM token_get_address_keys(token_info) as key + FROM token_get_address_keys(token_info) as key, + LATERAL get_addr_tag_rank(key, country) as ranks WHERE not token_get_address_search_tokens(token_info, key) <@ parent_address_vector LOOP addr_place := get_address_place(in_partition, geometry, @@ -421,6 +453,7 @@ CREATE OR REPLACE FUNCTION insert_addresslines(obj_place_id BIGINT, maxrank SMALLINT, token_info JSONB, geometry GEOMETRY, + centroid GEOMETRY, country TEXT, OUT parent_place_id BIGINT, OUT postcode TEXT, @@ -445,10 +478,12 @@ BEGIN address_havelevel := array_fill(false, ARRAY[maxrank]); FOR location IN - SELECT (get_address_place(partition, geometry, from_rank, to_rank, - extent, token_info, key)).*, key - FROM (SELECT (get_addr_tag_rank(key, country)).*, key - FROM token_get_address_keys(token_info) as key) x + SELECT apl.*, key + FROM (SELECT extra.*, key + FROM token_get_address_keys(token_info) as key, + LATERAL get_addr_tag_rank(key, country) as extra) x, + LATERAL get_address_place(partition, geometry, from_rank, to_rank, + extent, token_info, key) as apl ORDER BY rank_address, distance, isguess desc LOOP IF location.place_id is null THEN @@ -481,7 +516,7 @@ BEGIN END LOOP; FOR location IN - SELECT * FROM getNearFeatures(partition, geometry, maxrank) + SELECT * FROM getNearFeatures(partition, geometry, centroid, maxrank) WHERE not addr_place_ids @> ARRAY[place_id] ORDER BY rank_address, isguess asc, distance * @@ -617,10 +652,7 @@ BEGIN {% if not disable_diff_updates %} -- The following is not needed until doing diff updates, and slows the main index process down - IF NEW.osm_type = 'N' and NEW.rank_search > 28 THEN - -- might be part of an interpolation - result := osmline_reinsert(NEW.osm_id, NEW.geometry); - ELSEIF NEW.rank_address > 0 THEN + IF NEW.rank_address > 0 THEN IF (ST_GeometryType(NEW.geometry) in ('ST_Polygon','ST_MultiPolygon') AND ST_IsValid(NEW.geometry)) THEN -- Performance: We just can't handle re-indexing for country level changes IF st_area(NEW.geometry) < 1 THEN @@ -647,7 +679,7 @@ BEGIN -- roads may cause reparenting for >27 rank places update placex set indexed_status = 2 where indexed_status = 0 and rank_search > NEW.rank_search and ST_DWithin(placex.geometry, NEW.geometry, diameter); -- reparenting also for OSM Interpolation Lines (and for Tiger?) - update location_property_osmline set indexed_status = 2 where indexed_status = 0 and ST_DWithin(location_property_osmline.linegeo, NEW.geometry, diameter); + update location_property_osmline set indexed_status = 2 where indexed_status = 0 and startnumber is not null and ST_DWithin(location_property_osmline.linegeo, NEW.geometry, diameter); ELSEIF NEW.rank_search >= 16 THEN -- up to rank 16, street-less addresses may need reparenting update placex set indexed_status = 2 where indexed_status = 0 and rank_search > NEW.rank_search and ST_DWithin(placex.geometry, NEW.geometry, diameter) and (rank_search < 28 or name is not null or address ? 'place'); @@ -727,9 +759,6 @@ BEGIN DELETE FROM place_addressline 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, indexed_status = 2 - where linked_place_id = NEW.place_id; - -- update not necessary for osmline, cause linked_place_id does not exist NEW.extratags := NEW.extratags - 'linked_place'::TEXT; @@ -738,11 +767,11 @@ BEGIN linked_place := NEW.linked_place_id; NEW.linked_place_id := OLD.linked_place_id; - IF NEW.linked_place_id is not null THEN - NEW.token_info := null; - {% if debug %}RAISE WARNING 'place already linked to %', OLD.linked_place_id;{% endif %} - RETURN NEW; - END IF; + -- Remove linkage, if we have computed a different new linkee. + UPDATE placex SET linked_place_id = null, indexed_status = 2 + WHERE linked_place_id = NEW.place_id + and (linked_place is null or linked_place_id != linked_place); + -- update not necessary for osmline, cause linked_place_id does not exist -- Postcodes are just here to compute the centroids. They are not searchable -- unless they are a boundary=postal_code. @@ -788,6 +817,16 @@ BEGIN NEW.class, NEW.type, NEW.admin_level, (NEW.extratags->'capital') = 'yes', NEW.address->'postcode'); + + -- Short-cut out for linked places. Note that this must happen after the + -- address rank has been recomputed. The linking might nullify a shift in + -- address rank. + IF NEW.linked_place_id is not null THEN + NEW.token_info := null; + {% if debug %}RAISE WARNING 'place already linked to %', OLD.linked_place_id;{% endif %} + RETURN NEW; + END IF; + -- We must always increase the address level relative to the admin boundary. IF NEW.class = 'boundary' and NEW.type = 'administrative' and NEW.osm_type = 'R' and NEW.rank_address > 0 @@ -825,29 +864,55 @@ BEGIN IF NEW.rank_address > 9 THEN -- Second check that the boundary is not completely contained in a - -- place area with a higher address rank + -- place area with a equal or higher address rank. FOR location IN - SELECT rank_address FROM placex + SELECT rank_address + FROM placex, + LATERAL compute_place_rank(country_code, 'A', class, type, + admin_level, False, null) prank WHERE class = 'place' and rank_address < 24 - and rank_address > NEW.rank_address + and prank.address_rank >= NEW.rank_address and geometry && NEW.geometry and geometry ~ NEW.geometry -- needed because ST_Relate does not do bbox cover test and ST_Relate(geometry, NEW.geometry, 'T*T***FF*') -- contains but not equal - ORDER BY rank_address desc LIMIT 1 + ORDER BY prank.address_rank desc LIMIT 1 LOOP NEW.rank_address := location.rank_address + 2; END LOOP; END IF; + ELSEIF NEW.class = 'place' + and ST_GeometryType(NEW.geometry) in ('ST_Polygon', 'ST_MultiPolygon') + and NEW.rank_address between 16 and 23 + THEN + -- For place areas make sure they are not completely contained in an area + -- with a equal or higher address rank. + FOR location IN + SELECT rank_address + FROM placex, + LATERAL compute_place_rank(country_code, 'A', class, type, + admin_level, False, null) prank + WHERE prank.address_rank < 24 + and prank.address_rank >= NEW.rank_address + and geometry && NEW.geometry + and geometry ~ NEW.geometry -- needed because ST_Relate does not do bbox cover test + and ST_Relate(geometry, NEW.geometry, 'T*T***FF*') -- contains but not equal + ORDER BY prank.address_rank desc LIMIT 1 + LOOP + NEW.rank_address := location.rank_address + 2; + END LOOP; ELSEIF NEW.class = 'place' and NEW.osm_type = 'N' - and NEW.rank_address between 16 and 23 + and NEW.rank_address between 16 and 23 THEN - -- If a place node is contained in a admin boundary with the same address level - -- and has not been linked, then make the node a subpart by increasing the - -- address rank (city level and above). + -- If a place node is contained in an admin or place boundary with the same + -- address level and has not been linked, then make the node a subpart + -- by increasing the address rank (city level and above). FOR location IN - SELECT rank_address FROM placex - WHERE osm_type = 'R' and class = 'boundary' and type = 'administrative' - and rank_address = NEW.rank_address + SELECT rank_address + FROM placex, + LATERAL compute_place_rank(country_code, 'A', class, type, + admin_level, False, null) prank + WHERE osm_type = 'R' + and prank.address_rank = NEW.rank_address and geometry && NEW.centroid and _ST_Covers(geometry, NEW.centroid) LIMIT 1 LOOP @@ -956,15 +1021,6 @@ BEGIN {% endif %} NEW.token_info := token_strip_info(NEW.token_info); - -- If the address was inherited from a surrounding building, - -- do not add it permanently to the table. - IF NEW.address ? '_inherited' THEN - IF NEW.address ? '_unlisted_place' THEN - NEW.address := hstore('_unlisted_place', NEW.address->'_unlisted_place'); - ELSE - NEW.address := null; - END IF; - END IF; RETURN NEW; END IF; @@ -975,7 +1031,14 @@ BEGIN -- Full indexing {% if debug %}RAISE WARNING 'Using full index mode for % %', NEW.osm_type, NEW.osm_id;{% endif %} IF linked_place is not null THEN - SELECT * INTO location FROM placex WHERE place_id = linked_place; + -- Recompute the ranks here as the ones from the linked place might + -- have been shifted to accomodate surrounding boundaries. + SELECT place_id, osm_id, class, type, extratags, + centroid, geometry, + (compute_place_rank(country_code, osm_type, class, type, admin_level, + (extratags->'capital') = 'yes', null)).* + INTO location + FROM placex WHERE place_id = linked_place; {% if debug %}RAISE WARNING 'Linked %', location;{% endif %} @@ -986,11 +1049,11 @@ BEGIN NEW.centroid := geom; END IF; - {% if debug %}RAISE WARNING 'parent address: % rank address: %', parent_address_level, location.rank_address;{% endif %} - IF location.rank_address > parent_address_level - and location.rank_address < 26 + {% if debug %}RAISE WARNING 'parent address: % rank address: %', parent_address_level, location.address_rank;{% endif %} + IF location.address_rank > parent_address_level + and location.address_rank < 26 THEN - NEW.rank_address := location.rank_address; + NEW.rank_address := location.address_rank; END IF; -- merge in extra tags @@ -999,7 +1062,9 @@ BEGIN || coalesce(NEW.extratags, ''::hstore); -- mark the linked place (excludes from search results) - UPDATE placex set linked_place_id = NEW.place_id + -- Force reindexing to remove any traces from the search indexes and + -- reset the address rank if necessary. + UPDATE placex set linked_place_id = NEW.place_id, indexed_status = 2 WHERE place_id = location.place_id; -- ensure that those places are not found anymore {% if 'search_name' in db.tables %} @@ -1036,16 +1101,22 @@ BEGIN AND NEW.class = 'boundary' AND NEW.type = 'administrative' AND NEW.country_code IS NOT NULL AND NEW.osm_type = 'R' THEN - -- Update the list of country names. Adding an additional sanity - -- check here: make sure the country does overlap with the area where - -- we expect it to be as per static country grid. + -- Update the list of country names. + -- Only take the name from the largest area for the given country code + -- in the hope that this is the authoritive one. + -- Also replace any old names so that all mapping mistakes can + -- be fixed through regular OSM updates. FOR location IN - SELECT country_code FROM country_osm_grid - WHERE ST_Covers(geometry, NEW.centroid) and country_code = NEW.country_code + SELECT osm_id FROM placex + WHERE rank_search = 4 and osm_type = 'R' + and country_code = NEW.country_code + ORDER BY ST_Area(geometry) desc LIMIT 1 LOOP - {% if debug %}RAISE WARNING 'Updating names for country '%' with: %', NEW.country_code, NEW.name;{% endif %} - UPDATE country_name SET name = name || NEW.name WHERE country_code = NEW.country_code; + IF location.osm_id = NEW.osm_id THEN + {% if debug %}RAISE WARNING 'Updating names for country '%' with: %', NEW.country_code, NEW.name;{% endif %} + UPDATE country_name SET derived_name = NEW.name WHERE country_code = NEW.country_code; + END IF; END LOOP; END IF; @@ -1073,7 +1144,8 @@ BEGIN END IF; SELECT * FROM insert_addresslines(NEW.place_id, NEW.partition, max_rank, - NEW.token_info, geom, NEW.country_code) + NEW.token_info, geom, NEW.centroid, + NEW.country_code) INTO NEW.parent_place_id, NEW.postcode, nameaddress_vector; {% if debug %}RAISE WARNING 'RETURN insert_addresslines: %, %, %', NEW.parent_place_id, NEW.postcode, nameaddress_vector;{% endif %}