+-- 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.
+
-- Get tokens used for searching the given place.
--
-- These are the tokens that will be saved in the search_name table.
$$ LANGUAGE SQL IMMUTABLE STRICT;
+CREATE OR REPLACE FUNCTION token_is_street_address(info JSONB)
+ RETURNS BOOLEAN
+AS $$
+ SELECT info->>'street' is not null or info->>'place_search' is null;
+$$ LANGUAGE SQL IMMUTABLE;
+
+
+CREATE OR REPLACE FUNCTION token_has_addr_street(info JSONB)
+ RETURNS BOOLEAN
+AS $$
+ SELECT info->>'street' is not null and info->>'street' != '{}';
+$$ LANGUAGE SQL IMMUTABLE;
+
+
+CREATE OR REPLACE FUNCTION token_has_addr_place(info JSONB)
+ RETURNS BOOLEAN
+AS $$
+ SELECT info->>'place_match' is not null;
+$$ LANGUAGE SQL IMMUTABLE;
+
+
+CREATE OR REPLACE FUNCTION token_matches_street(info JSONB, street_tokens INTEGER[])
+ RETURNS BOOLEAN
+AS $$
+ SELECT (info->>'street')::INTEGER[] && street_tokens
+$$ LANGUAGE SQL IMMUTABLE STRICT;
+
+
+CREATE OR REPLACE FUNCTION token_matches_place(info JSONB, place_tokens INTEGER[])
+ RETURNS BOOLEAN
+AS $$
+ SELECT (info->>'place_match')::INTEGER[] && place_tokens
+$$ LANGUAGE SQL IMMUTABLE STRICT;
+
+
+CREATE OR REPLACE FUNCTION token_addr_place_search_tokens(info JSONB)
+ RETURNS INTEGER[]
+AS $$
+ SELECT (info->>'place_search')::INTEGER[]
+$$ LANGUAGE SQL IMMUTABLE STRICT;
+
+
+CREATE OR REPLACE FUNCTION token_get_address_keys(info JSONB)
+ RETURNS SETOF TEXT
+AS $$
+ SELECT * FROM jsonb_object_keys(info->'addr');
+$$ LANGUAGE SQL IMMUTABLE STRICT;
+
+
+CREATE OR REPLACE FUNCTION token_get_address_search_tokens(info JSONB, key TEXT)
+ RETURNS INTEGER[]
+AS $$
+ SELECT (info->'addr'->key->>0)::INTEGER[];
+$$ LANGUAGE SQL IMMUTABLE STRICT;
+
+
+CREATE OR REPLACE FUNCTION token_matches_address(info JSONB, key TEXT, tokens INTEGER[])
+ RETURNS BOOLEAN
+AS $$
+ SELECT (info->'addr'->key->>1)::INTEGER[] && tokens;
+$$ LANGUAGE SQL IMMUTABLE STRICT;
+
+
+CREATE OR REPLACE FUNCTION token_get_postcode(info JSONB)
+ RETURNS TEXT
+AS $$
+ SELECT info->>'postcode';
+$$ LANGUAGE SQL IMMUTABLE STRICT;
+
+
-- Return token info that should be saved permanently in the database.
CREATE OR REPLACE FUNCTION token_strip_info(info JSONB)
RETURNS JSONB
LANGUAGE plpgsql;
-CREATE OR REPLACE FUNCTION getorcreate_postcode_id(postcode TEXT)
- RETURNS INTEGER
+CREATE OR REPLACE FUNCTION create_postcode_id(postcode TEXT)
+ RETURNS BOOLEAN
AS $$
DECLARE
+ r RECORD;
lookup_token TEXT;
- lookup_word TEXT;
return_word_id INTEGER;
BEGIN
- lookup_word := upper(trim(postcode));
- lookup_token := ' ' || make_standard_name(lookup_word);
- SELECT min(word_id) FROM word
- WHERE word_token = lookup_token and word = lookup_word
+ lookup_token := ' ' || make_standard_name(postcode);
+ FOR r IN
+ SELECT word_id FROM word
+ WHERE word_token = lookup_token and word = postcode
and class='place' and type='postcode'
- INTO return_word_id;
- IF return_word_id IS NULL THEN
- return_word_id := nextval('seq_word');
- INSERT INTO word VALUES (return_word_id, lookup_token, lookup_word,
- 'place', 'postcode', null, 0);
- END IF;
- RETURN return_word_id;
-END;
-$$
-LANGUAGE plpgsql;
-
-
-CREATE OR REPLACE FUNCTION getorcreate_country(lookup_word TEXT,
- lookup_country_code varchar(2))
- RETURNS INTEGER
- AS $$
-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 country_code=lookup_country_code
- INTO return_word_id;
- IF return_word_id IS NULL THEN
- return_word_id := nextval('seq_word');
- INSERT INTO word VALUES (return_word_id, lookup_token, null,
- null, null, lookup_country_code, 0);
- END IF;
- RETURN return_word_id;
-END;
-$$
-LANGUAGE plpgsql;
-
-
-CREATE OR REPLACE FUNCTION getorcreate_amenity(lookup_word TEXT, normalized_word TEXT,
- lookup_class text, lookup_type text)
- RETURNS INTEGER
- AS $$
-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 word = normalized_word
- and class = lookup_class and type = lookup_type
- INTO return_word_id;
- IF return_word_id IS NULL THEN
- return_word_id := nextval('seq_word');
- INSERT INTO word VALUES (return_word_id, lookup_token, normalized_word,
- lookup_class, lookup_type, null, 0);
- END IF;
- RETURN return_word_id;
-END;
-$$
-LANGUAGE plpgsql;
-
+ LOOP
+ RETURN false;
+ END LOOP;
-CREATE OR REPLACE FUNCTION getorcreate_amenityoperator(lookup_word TEXT,
- normalized_word TEXT,
- lookup_class text,
- lookup_type text,
- op text)
- RETURNS INTEGER
- AS $$
-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 word = normalized_word
- and class = lookup_class and type = lookup_type and operator = op
- INTO return_word_id;
- IF return_word_id IS NULL THEN
- return_word_id := nextval('seq_word');
- INSERT INTO word VALUES (return_word_id, lookup_token, normalized_word,
- lookup_class, lookup_type, null, 0, op);
- END IF;
- RETURN return_word_id;
+ INSERT INTO word VALUES (nextval('seq_word'), lookup_token, postcode,
+ 'place', 'postcode', null, 0);
+ RETURN true;
END;
$$
LANGUAGE plpgsql;
LANGUAGE plpgsql;
-CREATE OR REPLACE FUNCTION getorcreate_name_id(lookup_word TEXT)
- RETURNS INTEGER
- AS $$
-DECLARE
-BEGIN
- RETURN getorcreate_name_id(lookup_word, '');
-END;
-$$
-LANGUAGE plpgsql;
-
-- Normalize a string and lookup its word ids (partial words).
CREATE OR REPLACE FUNCTION addr_ids_from_name(lookup_word TEXT)
RETURNS INTEGER[]
LANGUAGE plpgsql STABLE STRICT;
-CREATE OR REPLACE FUNCTION create_country(src HSTORE, country_code varchar(2))
- RETURNS VOID
- AS $$
-DECLARE
- s TEXT;
- w INTEGER;
- words TEXT[];
- item RECORD;
- j INTEGER;
-BEGIN
- FOR item IN SELECT (each(src)).* LOOP
-
- s := make_standard_name(item.value);
- w := getorcreate_country(s, country_code);
-
- words := regexp_split_to_array(item.value, E'[,;()]');
- IF array_upper(words, 1) != 1 THEN
- FOR j IN 1..array_upper(words, 1) LOOP
- s := make_standard_name(words[j]);
- IF s != '' THEN
- w := getorcreate_country(s, country_code);
- END IF;
- END LOOP;
- END IF;
- END LOOP;
-END;
-$$
-LANGUAGE plpgsql;
-
-
CREATE OR REPLACE FUNCTION make_keywords(src HSTORE)
RETURNS INTEGER[]
AS $$
s TEXT;
w INTEGER;
words TEXT[];
- item RECORD;
+ value TEXT;
j INTEGER;
BEGIN
result := '{}'::INTEGER[];
- FOR item IN SELECT (each(src)).* LOOP
-
- s := make_standard_name(item.value);
- w := getorcreate_name_id(s, item.value);
+ FOR value IN SELECT unnest(regexp_split_to_array(svals(src), E'[,;]')) LOOP
+ -- full name
+ s := make_standard_name(value);
+ w := getorcreate_name_id(s, value);
IF not(ARRAY[w] <@ result) THEN
result := result || w;
END IF;
- w := getorcreate_word_id(s);
-
- IF w IS NOT NULL AND NOT (ARRAY[w] <@ result) THEN
- result := result || w;
- END IF;
-
+ -- partial single-word terms
words := string_to_array(s, ' ');
IF array_upper(words, 1) IS NOT NULL THEN
FOR j IN 1..array_upper(words, 1) LOOP
END LOOP;
END IF;
- words := regexp_split_to_array(item.value, E'[,;()]');
- IF array_upper(words, 1) != 1 THEN
- FOR j IN 1..array_upper(words, 1) LOOP
- s := make_standard_name(words[j]);
- IF s != '' THEN
- w := getorcreate_word_id(s);
- IF w IS NOT NULL AND NOT (ARRAY[w] <@ result) THEN
- result := result || w;
- END IF;
+ -- consider parts before an opening bracket a full word as well
+ words := regexp_split_to_array(value, E'[(]');
+ IF array_upper(words, 1) > 1 THEN
+ s := make_standard_name(words[1]);
+ IF s != '' THEN
+ w := getorcreate_name_id(s, words[1]);
+ IF w IS NOT NULL AND NOT (ARRAY[w] <@ result) THEN
+ result := result || w;
END IF;
- END LOOP;
+ END IF;
END IF;
- s := regexp_replace(item.value, '市$', '');
- IF s != item.value THEN
+ s := regexp_replace(value, '市$', '');
+ IF s != value THEN
s := make_standard_name(s);
IF s != '' THEN
- w := getorcreate_name_id(s, item.value);
+ w := getorcreate_name_id(s, value);
IF NOT (ARRAY[w] <@ result) THEN
result := result || w;
END IF;
projects / nominatim.git / blobdiff