lookup_word := upper(trim(postcode));
lookup_token := ' ' || make_standard_name(lookup_word);
SELECT min(word_id) FROM word
- WHERE word_token = lookup_token and class='place' and type='postcode'
+ WHERE word_token = lookup_token and word = lookup_word
+ and class='place' and type='postcode'
INTO return_word_id;
IF return_word_id IS NULL THEN
return_word_id := nextval('seq_word');
$$
LANGUAGE plpgsql;
-
-CREATE OR REPLACE FUNCTION get_word_id(lookup_word TEXT)
- RETURNS INTEGER
+-- Normalize a string and lookup its word ids (partial words).
+CREATE OR REPLACE FUNCTION addr_ids_from_name(lookup_word TEXT)
+ RETURNS INTEGER[]
AS $$
DECLARE
- lookup_token TEXT;
- return_word_id INTEGER;
+ words TEXT[];
+ id INTEGER;
+ return_word_id INTEGER[];
+ word_ids INTEGER[];
+ j INTEGER;
BEGIN
- lookup_token := trim(lookup_word);
- SELECT min(word_id) FROM word
- WHERE word_token = lookup_token and class is null and type is null
- INTO return_word_id;
- RETURN return_word_id;
-END;
-$$
-LANGUAGE plpgsql STABLE;
-
+ words := string_to_array(make_standard_name(lookup_word), ' ');
+ IF array_upper(words, 1) IS NOT NULL THEN
+ FOR j IN 1..array_upper(words, 1) LOOP
+ IF (words[j] != '') THEN
+ SELECT array_agg(word_id) INTO word_ids
+ FROM word
+ WHERE word_token = words[j] and class is null and type is null;
+
+ IF word_ids IS NULL THEN
+ id := nextval('seq_word');
+ INSERT INTO word VALUES (id, words[j], null, null, null, null, 0);
+ return_word_id := return_word_id || id;
+ ELSE
+ return_word_id := array_merge(return_word_id, word_ids);
+ END IF;
+ END IF;
+ END LOOP;
+ END IF;
-CREATE OR REPLACE FUNCTION get_name_id(lookup_word TEXT)
- RETURNS INTEGER
- AS $$
-DECLARE
- lookup_token TEXT;
- return_word_id INTEGER;
-BEGIN
- lookup_token := ' '||trim(lookup_word);
- SELECT min(word_id) FROM word
- WHERE word_token = lookup_token and class is null and type is null
- INTO return_word_id;
RETURN return_word_id;
END;
$$
-LANGUAGE plpgsql STABLE;
+LANGUAGE plpgsql;
--- Normalize a string and look up its name ids.
+-- Normalize a string and look up its name ids (full words).
CREATE OR REPLACE FUNCTION word_ids_from_name(lookup_word TEXT)
RETURNS INTEGER[]
AS $$
END;
$$
LANGUAGE plpgsql;
+
+
+CREATE OR REPLACE FUNCTION create_poi_search_terms(obj_place_id BIGINT,
+ in_partition SMALLINT,
+ parent_place_id BIGINT,
+ address HSTORE,
+ country TEXT,
+ housenumber TEXT,
+ initial_name_vector INTEGER[],
+ geometry GEOMETRY,
+ OUT name_vector INTEGER[],
+ OUT nameaddress_vector INTEGER[])
+ AS $$
+DECLARE
+ parent_name_vector INTEGER[];
+ parent_address_vector INTEGER[];
+ addr_place_ids INTEGER[];
+
+ addr_item RECORD;
+ parent_address_place_ids BIGINT[];
+ filtered_address HSTORE;
+BEGIN
+ nameaddress_vector := '{}'::INTEGER[];
+
+ SELECT s.name_vector, s.nameaddress_vector
+ INTO parent_name_vector, parent_address_vector
+ FROM search_name s
+ WHERE s.place_id = parent_place_id;
+
+ -- Find all address tags that don't appear in the parent search names.
+ SELECT hstore(array_agg(ARRAY[k, v])) INTO filtered_address
+ FROM (SELECT skeys(address) as k, svals(address) as v) a
+ WHERE not addr_ids_from_name(v) && parent_address_vector
+ AND k not in ('country', 'street', 'place', 'postcode',
+ 'housenumber', 'streetnumber', 'conscriptionnumber');
+
+ -- Compute all search terms from the addr: tags.
+ IF filtered_address IS NOT NULL THEN
+ FOR addr_item IN
+ SELECT * FROM
+ get_places_for_addr_tags(in_partition, geometry, filtered_address, country)
+ LOOP
+ IF addr_item.place_id is null THEN
+ nameaddress_vector := array_merge(nameaddress_vector,
+ addr_item.keywords);
+ CONTINUE;
+ END IF;
+
+ IF parent_address_place_ids is null THEN
+ SELECT array_agg(parent_place_id) INTO parent_address_place_ids
+ FROM place_addressline
+ WHERE place_id = parent_place_id;
+ END IF;
+
+ IF not parent_address_place_ids @> ARRAY[addr_item.place_id] THEN
+ nameaddress_vector := array_merge(nameaddress_vector,
+ addr_item.keywords);
+
+ INSERT INTO place_addressline (place_id, address_place_id, fromarea,
+ isaddress, distance, cached_rank_address)
+ VALUES (obj_place_id, addr_item.place_id, not addr_item.isguess,
+ true, addr_item.distance, addr_item.rank_address);
+ END IF;
+ END LOOP;
+ END IF;
+
+ name_vector := initial_name_vector;
+
+ -- Check if the parent covers all address terms.
+ -- If not, create a search name entry with the house number as the name.
+ -- This is unusual for the search_name table but prevents that the place
+ -- is returned when we only search for the street/place.
+
+ IF housenumber is not null and not nameaddress_vector <@ parent_address_vector THEN
+ name_vector := array_merge(name_vector,
+ ARRAY[getorcreate_housenumber_id(make_standard_name(housenumber))]);
+ END IF;
+
+ IF not address ? 'street' and address ? 'place' THEN
+ addr_place_ids := addr_ids_from_name(address->'place');
+ IF not addr_place_ids <@ parent_name_vector THEN
+ -- make sure addr:place terms are always searchable
+ nameaddress_vector := array_merge(nameaddress_vector, addr_place_ids);
+ -- If there is a housenumber, also add the place name as a name,
+ -- so we can search it by the usual housenumber+place algorithms.
+ IF housenumber is not null THEN
+ name_vector := array_merge(name_vector,
+ ARRAY[getorcreate_name_id(make_standard_name(address->'place'))]);
+ END IF;
+ END IF;
+ END IF;
+
+ -- Cheating here by not recomputing all terms but simply using the ones
+ -- from the parent object.
+ nameaddress_vector := array_merge(nameaddress_vector, parent_name_vector);
+ nameaddress_vector := array_merge(nameaddress_vector, parent_address_vector);
+
+END;
+$$
+LANGUAGE plpgsql;
projects / nominatim.git / blobdiff