osm-search/Nominatim
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Nominatim/sql/functions.sql
Sarah Hoffmann 5fb850982a move importance computation into its own function
2019-11-16 16:52:23 +01:00

2888 lines
105 KiB
PL/PgSQL
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-- 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;
CREATE OR REPLACE FUNCTION geometry_sector(partition INTEGER, place geometry) RETURNS INTEGER
AS $$
DECLARE
NEWgeometry geometry;
BEGIN
-- RAISE WARNING '%',place;
NEWgeometry := ST_PointOnSurface(place);
RETURN (partition*1000000) + (500-ST_X(NEWgeometry)::integer)*1000 + (500-ST_Y(NEWgeometry)::integer);
END;
$$
LANGUAGE plpgsql IMMUTABLE;
CREATE OR REPLACE FUNCTION transliteration(text) RETURNS text
AS '{modulepath}/nominatim.so', 'transliteration'
LANGUAGE c IMMUTABLE STRICT;
CREATE OR REPLACE FUNCTION gettokenstring(text) RETURNS text
AS '{modulepath}/nominatim.so', 'gettokenstring'
LANGUAGE c IMMUTABLE STRICT;
CREATE OR REPLACE FUNCTION make_standard_name(name TEXT) RETURNS TEXT
AS $$
DECLARE
o TEXT;
BEGIN
o := public.gettokenstring(public.transliteration(name));
RETURN trim(substr(o,1,length(o)));
END;
$$
LANGUAGE 'plpgsql' IMMUTABLE;
-- returns NULL if the word is too common
CREATE OR REPLACE FUNCTION getorcreate_word_id(lookup_word TEXT)
RETURNS INTEGER
AS $$
DECLARE
lookup_token TEXT;
return_word_id INTEGER;
count INTEGER;
BEGIN
lookup_token := trim(lookup_word);
SELECT min(word_id), max(search_name_count) FROM word WHERE word_token = lookup_token and class is null and type is null into return_word_id, count;
IF return_word_id IS NULL THEN
return_word_id := nextval('seq_word');
INSERT INTO word VALUES (return_word_id, lookup_token, null, null, null, null, 0);
ELSE
IF count > get_maxwordfreq() THEN
return_word_id := NULL;
END IF;
END IF;
RETURN return_word_id;
END;
$$
LANGUAGE plpgsql;
CREATE OR REPLACE FUNCTION getorcreate_housenumber_id(lookup_word TEXT)
RETURNS INTEGER
AS $$
DECLARE
lookup_token TEXT;
return_word_id INTEGER;
BEGIN
lookup_token := ' '||trim(lookup_word);
SELECT min(word_id) FROM word WHERE word_token = lookup_token and class='place' and type='house' into return_word_id;
IF return_word_id IS NULL THEN
return_word_id := nextval('seq_word');
INSERT INTO word VALUES (return_word_id, lookup_token, null, 'place', 'house', null, 0);
END IF;
RETURN return_word_id;
END;
$$
LANGUAGE plpgsql;
CREATE OR REPLACE FUNCTION getorcreate_postcode_id(postcode TEXT)
RETURNS INTEGER
AS $$
DECLARE
lookup_token TEXT;
lookup_word TEXT;
return_word_id INTEGER;
BEGIN
lookup_word := upper(trim(postcode));
lookup_token := ' ' || make_standard_name(lookup_word);
SELECT min(word_id) FROM word WHERE word_token = lookup_token and class='place' and type='postcode' into return_word_id;
IF return_word_id IS NULL THEN
return_word_id := nextval('seq_word');
INSERT INTO word VALUES (return_word_id, lookup_token, lookup_word, 'place', 'postcode', null, 0);
END IF;
RETURN return_word_id;
END;
$$
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;
CREATE OR REPLACE FUNCTION getorcreate_amenityoperator(lookup_word TEXT, normalized_word TEXT, lookup_class text, lookup_type text, op text)
RETURNS INTEGER
AS $$
DECLARE
lookup_token TEXT;
return_word_id INTEGER;
BEGIN
lookup_token := ' '||trim(lookup_word);
SELECT min(word_id) FROM word WHERE word_token = lookup_token and word=normalized_word and class=lookup_class and type = lookup_type and operator = op into return_word_id;
IF return_word_id IS NULL THEN
return_word_id := nextval('seq_word');
INSERT INTO word VALUES (return_word_id, lookup_token, normalized_word, lookup_class, lookup_type, null, 0, op);
END IF;
RETURN return_word_id;
END;
$$
LANGUAGE plpgsql;
CREATE OR REPLACE FUNCTION getorcreate_name_id(lookup_word TEXT, src_word TEXT)
RETURNS INTEGER
AS $$
DECLARE
lookup_token TEXT;
nospace_lookup_token TEXT;
return_word_id INTEGER;
BEGIN
lookup_token := ' '||trim(lookup_word);
SELECT min(word_id) FROM word WHERE word_token = lookup_token and class is null and type is null into return_word_id;
IF return_word_id IS NULL THEN
return_word_id := nextval('seq_word');
INSERT INTO word VALUES (return_word_id, lookup_token, src_word, null, null, null, 0);
-- nospace_lookup_token := replace(replace(lookup_token, '-',''), ' ','');
-- IF ' '||nospace_lookup_token != lookup_token THEN
-- INSERT INTO word VALUES (return_word_id, '-'||nospace_lookup_token, null, src_word, null, null, null, 0, null);
-- END IF;
END IF;
RETURN return_word_id;
END;
$$
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;
CREATE OR REPLACE FUNCTION get_word_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 IMMUTABLE;
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 IMMUTABLE;
CREATE OR REPLACE FUNCTION get_name_ids(lookup_word TEXT)
RETURNS INTEGER[]
AS $$
DECLARE
lookup_token TEXT;
return_word_ids INTEGER[];
BEGIN
lookup_token := ' '||trim(lookup_word);
SELECT array_agg(word_id) FROM word WHERE word_token = lookup_token and class is null and type is null into return_word_ids;
RETURN return_word_ids;
END;
$$
LANGUAGE plpgsql IMMUTABLE;
CREATE OR REPLACE FUNCTION array_merge(a INTEGER[], b INTEGER[])
RETURNS INTEGER[]
AS $$
DECLARE
i INTEGER;
r INTEGER[];
BEGIN
IF array_upper(a, 1) IS NULL THEN
RETURN b;
END IF;
IF array_upper(b, 1) IS NULL THEN
RETURN a;
END IF;
r := a;
FOR i IN 1..array_upper(b, 1) LOOP
IF NOT (ARRAY[b[i]] <@ r) THEN
r := r || b[i];
END IF;
END LOOP;
RETURN r;
END;
$$
LANGUAGE plpgsql IMMUTABLE;
CREATE OR REPLACE FUNCTION reverse_place_diameter(rank_search SMALLINT)
RETURNS FLOAT
AS $$
BEGIN
IF rank_search <= 4 THEN
RETURN 5.0;
ELSIF rank_search <= 8 THEN
RETURN 1.8;
ELSIF rank_search <= 12 THEN
RETURN 0.6;
ELSIF rank_search <= 17 THEN
RETURN 0.16;
ELSIF rank_search <= 18 THEN
RETURN 0.08;
ELSIF rank_search <= 19 THEN
RETURN 0.04;
END IF;
RETURN 0.02;
END;
$$
LANGUAGE plpgsql IMMUTABLE;
CREATE OR REPLACE FUNCTION get_postcode_rank(country_code VARCHAR(2), postcode TEXT,
OUT rank_search SMALLINT, OUT rank_address SMALLINT)
AS $$
DECLARE
part TEXT;
BEGIN
rank_search := 30;
rank_address := 30;
postcode := upper(postcode);
IF country_code = 'gb' THEN
IF postcode ~ '^([A-Z][A-Z]?[0-9][0-9A-Z]? [0-9][A-Z][A-Z])$' THEN
rank_search := 25;
rank_address := 5;
ELSEIF postcode ~ '^([A-Z][A-Z]?[0-9][0-9A-Z]? [0-9])$' THEN
rank_search := 23;
rank_address := 5;
ELSEIF postcode ~ '^([A-Z][A-Z]?[0-9][0-9A-Z])$' THEN
rank_search := 21;
rank_address := 5;
END IF;
ELSEIF country_code = 'sg' THEN
IF postcode ~ '^([0-9]{6})$' THEN
rank_search := 25;
rank_address := 11;
END IF;
ELSEIF country_code = 'de' THEN
IF postcode ~ '^([0-9]{5})$' THEN
rank_search := 21;
rank_address := 11;
END IF;
ELSE
-- Guess at the postcode format and coverage (!)
IF postcode ~ '^[A-Z0-9]{1,5}$' THEN -- Probably too short to be very local
rank_search := 21;
rank_address := 11;
ELSE
-- Does it look splitable into and area and local code?
part := substring(postcode from '^([- :A-Z0-9]+)([- :][A-Z0-9]+)$');
IF part IS NOT NULL THEN
rank_search := 25;
rank_address := 11;
ELSEIF postcode ~ '^[- :A-Z0-9]{6,}$' THEN
rank_search := 21;
rank_address := 11;
END IF;
END IF;
END IF;
END;
$$
LANGUAGE plpgsql IMMUTABLE;
-- Find the nearest artificial postcode for the given geometry.
-- TODO For areas there should not be more than two inside the geometry.
CREATE OR REPLACE FUNCTION get_nearest_postcode(country VARCHAR(2), geom GEOMETRY) RETURNS TEXT
AS $$
DECLARE
outcode TEXT;
cnt INTEGER;
BEGIN
-- If the geometry is an area then only one postcode must be within
-- that area, otherwise consider the area as not having a postcode.
IF ST_GeometryType(geom) in ('ST_Polygon','ST_MultiPolygon') THEN
SELECT min(postcode), count(*) FROM
(SELECT postcode FROM location_postcode
WHERE ST_Contains(geom, location_postcode.geometry) LIMIT 2) sub
INTO outcode, cnt;
IF cnt = 1 THEN
RETURN outcode;
ELSE
RETURN null;
END IF;
END IF;
SELECT postcode FROM location_postcode
WHERE ST_DWithin(geom, location_postcode.geometry, 0.05)
AND location_postcode.country_code = country
ORDER BY ST_Distance(geom, location_postcode.geometry) LIMIT 1
INTO outcode;
RETURN outcode;
END;
$$
LANGUAGE plpgsql;
CREATE OR REPLACE FUNCTION create_country(src HSTORE, lookup_country_code varchar(2)) RETURNS VOID
AS $$
DECLARE
s TEXT;
w INTEGER;
words TEXT[];
item RECORD;
j INTEGER;
BEGIN
FOR item IN SELECT (each(src)).* LOOP
s := make_standard_name(item.value);
w := getorcreate_country(s, lookup_country_code);
words := regexp_split_to_array(item.value, E'[,;()]');
IF array_upper(words, 1) != 1 THEN
FOR j IN 1..array_upper(words, 1) LOOP
s := make_standard_name(words[j]);
IF s != '' THEN
w := getorcreate_country(s, lookup_country_code);
END IF;
END LOOP;
END IF;
END LOOP;
END;
$$
LANGUAGE plpgsql;
CREATE OR REPLACE FUNCTION make_keywords(src HSTORE) RETURNS INTEGER[]
AS $$
DECLARE
result INTEGER[];
s TEXT;
w INTEGER;
words TEXT[];
item RECORD;
j INTEGER;
BEGIN
result := '{}'::INTEGER[];
FOR item IN SELECT (each(src)).* LOOP
s := make_standard_name(item.value);
w := getorcreate_name_id(s, item.value);
IF not(ARRAY[w] <@ result) THEN
result := result || w;
END IF;
w := getorcreate_word_id(s);
IF w IS NOT NULL AND NOT (ARRAY[w] <@ result) THEN
result := result || w;
END IF;
words := string_to_array(s, ' ');
IF array_upper(words, 1) IS NOT NULL THEN
FOR j IN 1..array_upper(words, 1) LOOP
IF (words[j] != '') THEN
w = getorcreate_word_id(words[j]);
IF w IS NOT NULL AND NOT (ARRAY[w] <@ result) THEN
result := result || w;
END IF;
END IF;
END LOOP;
END IF;
words := regexp_split_to_array(item.value, E'[,;()]');
IF array_upper(words, 1) != 1 THEN
FOR j IN 1..array_upper(words, 1) LOOP
s := make_standard_name(words[j]);
IF s != '' THEN
w := getorcreate_word_id(s);
IF w IS NOT NULL AND NOT (ARRAY[w] <@ result) THEN
result := result || w;
END IF;
END IF;
END LOOP;
END IF;
s := regexp_replace(item.value, '市$', '');
IF s != item.value THEN
s := make_standard_name(s);
IF s != '' THEN
w := getorcreate_name_id(s, item.value);
IF NOT (ARRAY[w] <@ result) THEN
result := result || w;
END IF;
END IF;
END IF;
END LOOP;
RETURN result;
END;
$$
LANGUAGE plpgsql IMMUTABLE;
CREATE OR REPLACE FUNCTION make_keywords(src TEXT) RETURNS INTEGER[]
AS $$
DECLARE
result INTEGER[];
s TEXT;
w INTEGER;
words TEXT[];
i INTEGER;
j INTEGER;
BEGIN
result := '{}'::INTEGER[];
s := make_standard_name(src);
w := getorcreate_name_id(s, src);
IF NOT (ARRAY[w] <@ result) THEN
result := result || w;
END IF;
w := getorcreate_word_id(s);
IF w IS NOT NULL AND NOT (ARRAY[w] <@ result) THEN
result := result || w;
END IF;
words := string_to_array(s, ' ');
IF array_upper(words, 1) IS NOT NULL THEN
FOR j IN 1..array_upper(words, 1) LOOP
IF (words[j] != '') THEN
w = getorcreate_word_id(words[j]);
IF w IS NOT NULL AND NOT (ARRAY[w] <@ result) THEN
result := result || w;
END IF;
END IF;
END LOOP;
END IF;
words := regexp_split_to_array(src, E'[,;()]');
IF array_upper(words, 1) != 1 THEN
FOR j IN 1..array_upper(words, 1) LOOP
s := make_standard_name(words[j]);
IF s != '' THEN
w := getorcreate_word_id(s);
IF w IS NOT NULL AND NOT (ARRAY[w] <@ result) THEN
result := result || w;
END IF;
END IF;
END LOOP;
END IF;
s := regexp_replace(src, '市$', '');
IF s != src THEN
s := make_standard_name(s);
IF s != '' THEN
w := getorcreate_name_id(s, src);
IF NOT (ARRAY[w] <@ result) THEN
result := result || w;
END IF;
END IF;
END IF;
RETURN result;
END;
$$
LANGUAGE plpgsql IMMUTABLE;
CREATE OR REPLACE FUNCTION get_country_code(place geometry) RETURNS TEXT
AS $$
DECLARE
place_centre GEOMETRY;
nearcountry RECORD;
BEGIN
place_centre := ST_PointOnSurface(place);
-- RAISE WARNING 'get_country_code, start: %', ST_AsText(place_centre);
-- Try for a OSM polygon
FOR nearcountry IN select country_code from location_area_country where country_code is not null and st_covers(geometry, place_centre) limit 1
LOOP
RETURN nearcountry.country_code;
END LOOP;
-- RAISE WARNING 'osm fallback: %', ST_AsText(place_centre);
-- Try for OSM fallback data
-- The order is to deal with places like HongKong that are 'states' within another polygon
FOR nearcountry IN select country_code from country_osm_grid where st_covers(geometry, place_centre) order by area asc limit 1
LOOP
RETURN nearcountry.country_code;
END LOOP;
-- RAISE WARNING 'near osm fallback: %', ST_AsText(place_centre);
--
FOR nearcountry IN select country_code from country_osm_grid where st_dwithin(geometry, place_centre, 0.5) order by st_distance(geometry, place_centre) asc, area asc limit 1
LOOP
RETURN nearcountry.country_code;
END LOOP;
RETURN NULL;
END;
$$
LANGUAGE plpgsql IMMUTABLE;
CREATE OR REPLACE FUNCTION get_country_language_code(search_country_code VARCHAR(2)) RETURNS TEXT
AS $$
DECLARE
nearcountry RECORD;
BEGIN
FOR nearcountry IN select distinct country_default_language_code from country_name where country_code = search_country_code limit 1
LOOP
RETURN lower(nearcountry.country_default_language_code);
END LOOP;
RETURN NULL;
END;
$$
LANGUAGE plpgsql IMMUTABLE;
CREATE OR REPLACE FUNCTION get_country_language_codes(search_country_code VARCHAR(2)) RETURNS TEXT[]
AS $$
DECLARE
nearcountry RECORD;
BEGIN
FOR nearcountry IN select country_default_language_codes from country_name where country_code = search_country_code limit 1
LOOP
RETURN lower(nearcountry.country_default_language_codes);
END LOOP;
RETURN NULL;
END;
$$
LANGUAGE plpgsql IMMUTABLE;
CREATE OR REPLACE FUNCTION get_partition(in_country_code VARCHAR(10)) RETURNS INTEGER
AS $$
DECLARE
nearcountry RECORD;
BEGIN
FOR nearcountry IN select partition from country_name where country_code = in_country_code
LOOP
RETURN nearcountry.partition;
END LOOP;
RETURN 0;
END;
$$
LANGUAGE plpgsql IMMUTABLE;
CREATE OR REPLACE FUNCTION delete_location(OLD_place_id BIGINT) RETURNS BOOLEAN
AS $$
DECLARE
BEGIN
DELETE FROM location_area where place_id = OLD_place_id;
-- TODO:location_area
RETURN true;
END;
$$
LANGUAGE plpgsql;
CREATE OR REPLACE FUNCTION add_location(
place_id BIGINT,
country_code varchar(2),
partition INTEGER,
keywords INTEGER[],
rank_search INTEGER,
rank_address INTEGER,
in_postcode TEXT,
geometry GEOMETRY
)
RETURNS BOOLEAN
AS $$
DECLARE
locationid INTEGER;
centroid GEOMETRY;
diameter FLOAT;
x BOOLEAN;
splitGeom RECORD;
secgeo GEOMETRY;
postcode TEXT;
BEGIN
IF rank_search > 25 THEN
RAISE EXCEPTION 'Adding location with rank > 25 (% rank %)', place_id, rank_search;
END IF;
x := deleteLocationArea(partition, place_id, rank_search);
-- add postcode only if it contains a single entry, i.e. ignore postcode lists
postcode := NULL;
IF in_postcode is not null AND in_postcode not similar to '%(,|;)%' THEN
postcode := upper(trim (in_postcode));
END IF;
IF ST_GeometryType(geometry) in ('ST_Polygon','ST_MultiPolygon') THEN
centroid := ST_Centroid(geometry);
FOR secgeo IN select split_geometry(geometry) AS geom LOOP
x := insertLocationAreaLarge(partition, place_id, country_code, keywords, rank_search, rank_address, false, postcode, centroid, secgeo);
END LOOP;
ELSE
diameter := 0.02;
IF rank_address = 0 THEN
diameter := 0.02;
ELSEIF rank_search <= 14 THEN
diameter := 1.2;
ELSEIF rank_search <= 15 THEN
diameter := 1;
ELSEIF rank_search <= 16 THEN
diameter := 0.5;
ELSEIF rank_search <= 17 THEN
diameter := 0.2;
ELSEIF rank_search <= 21 THEN
diameter := 0.05;
ELSEIF rank_search = 25 THEN
diameter := 0.005;
END IF;
-- RAISE WARNING 'adding % diameter %', place_id, diameter;
secgeo := ST_Buffer(geometry, diameter);
x := insertLocationAreaLarge(partition, place_id, country_code, keywords, rank_search, rank_address, true, postcode, ST_Centroid(geometry), secgeo);
END IF;
RETURN true;
END;
$$
LANGUAGE plpgsql;
-- find the parent road of the cut road parts
CREATE OR REPLACE FUNCTION get_interpolation_parent(wayid BIGINT, street TEXT, place TEXT,
partition INTEGER, centroid GEOMETRY, geom GEOMETRY)
RETURNS BIGINT AS $$
DECLARE
addr_street TEXT;
addr_place TEXT;
parent_place_id BIGINT;
address_street_word_ids INTEGER[];
waynodes BIGINT[];
location RECORD;
BEGIN
addr_street = street;
addr_place = place;
IF addr_street is null and addr_place is null THEN
select nodes from planet_osm_ways where id = wayid INTO waynodes;
FOR location IN SELECT placex.address from placex
where osm_type = 'N' and osm_id = ANY(waynodes)
and placex.address is not null
and (placex.address ? 'street' or placex.address ? 'place')
and indexed_status < 100
limit 1 LOOP
addr_street = location.address->'street';
addr_place = location.address->'place';
END LOOP;
END IF;
IF addr_street IS NOT NULL THEN
address_street_word_ids := get_name_ids(make_standard_name(addr_street));
IF address_street_word_ids IS NOT NULL THEN
FOR location IN SELECT place_id from getNearestNamedRoadFeature(partition, centroid, address_street_word_ids) LOOP
parent_place_id := location.place_id;
END LOOP;
END IF;
END IF;
IF parent_place_id IS NULL AND addr_place IS NOT NULL THEN
address_street_word_ids := get_name_ids(make_standard_name(addr_place));
IF address_street_word_ids IS NOT NULL THEN
FOR location IN SELECT place_id from getNearestNamedPlaceFeature(partition, centroid, address_street_word_ids) LOOP
parent_place_id := location.place_id;
END LOOP;
END IF;
END IF;
IF parent_place_id is null THEN
FOR location IN SELECT place_id FROM placex
WHERE ST_DWithin(geom, placex.geometry, 0.001) and placex.rank_search = 26
ORDER BY (ST_distance(placex.geometry, ST_LineInterpolatePoint(geom,0))+
ST_distance(placex.geometry, ST_LineInterpolatePoint(geom,0.5))+
ST_distance(placex.geometry, ST_LineInterpolatePoint(geom,1))) ASC limit 1
LOOP
parent_place_id := location.place_id;
END LOOP;
END IF;
IF parent_place_id is null THEN
RETURN 0;
END IF;
RETURN parent_place_id;
END;
$$
LANGUAGE plpgsql;
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 placex_insert() RETURNS TRIGGER
AS $$
DECLARE
i INTEGER;
postcode TEXT;
result BOOLEAN;
is_area BOOLEAN;
country_code VARCHAR(2);
default_language VARCHAR(10);
diameter FLOAT;
classtable TEXT;
classtype TEXT;
BEGIN
--DEBUG: RAISE WARNING '% % % %',NEW.osm_type,NEW.osm_id,NEW.class,NEW.type;
NEW.place_id := nextval('seq_place');
NEW.indexed_status := 1; --STATUS_NEW
NEW.country_code := lower(get_country_code(NEW.geometry));
NEW.partition := get_partition(NEW.country_code);
NEW.geometry_sector := geometry_sector(NEW.partition, NEW.geometry);
-- copy 'name' to or from the default language (if there is a default language)
IF NEW.name is not null AND array_upper(akeys(NEW.name),1) > 1 THEN
default_language := get_country_language_code(NEW.country_code);
IF default_language IS NOT NULL THEN
IF NEW.name ? 'name' AND NOT NEW.name ? ('name:'||default_language) THEN
NEW.name := NEW.name || hstore(('name:'||default_language), (NEW.name -> 'name'));
ELSEIF NEW.name ? ('name:'||default_language) AND NOT NEW.name ? 'name' THEN
NEW.name := NEW.name || hstore('name', (NEW.name -> ('name:'||default_language)));
END IF;
END IF;
END IF;
IF NEW.osm_type = 'X' THEN
-- E'X'ternal records should already be in the right format so do nothing
ELSE
is_area := ST_GeometryType(NEW.geometry) IN ('ST_Polygon','ST_MultiPolygon');
IF NEW.class in ('place','boundary')
AND NEW.type in ('postcode','postal_code') THEN
IF NEW.address IS NULL OR NOT NEW.address ? 'postcode' THEN
-- most likely just a part of a multipolygon postcode boundary, throw it away
RETURN NULL;
END IF;
NEW.name := hstore('ref', NEW.address->'postcode');
SELECT * FROM get_postcode_rank(NEW.country_code, NEW.address->'postcode')
INTO NEW.rank_search, NEW.rank_address;
IF NOT is_area THEN
NEW.rank_address := 0;
END IF;
ELSEIF NEW.class = 'boundary' AND NOT is_area THEN
return NULL;
ELSEIF NEW.class = 'boundary' AND NEW.type = 'administrative'
AND NEW.admin_level <= 4 AND NEW.osm_type = 'W' THEN
return NULL;
ELSEIF NEW.class = 'railway' AND NEW.type in ('rail') THEN
return NULL;
ELSEIF NEW.osm_type = 'N' AND NEW.class = 'highway' THEN
NEW.rank_search = 30;
NEW.rank_address = 0;
ELSEIF NEW.class = 'landuse' AND NOT is_area THEN
NEW.rank_search = 30;
NEW.rank_address = 0;
ELSE
-- do table lookup stuff
IF NEW.class = 'boundary' and NEW.type = 'administrative' THEN
classtype = NEW.type || NEW.admin_level::TEXT;
ELSE
classtype = NEW.type;
END IF;
SELECT l.rank_search, l.rank_address FROM address_levels l
WHERE (l.country_code = NEW.country_code or l.country_code is NULL)
AND l.class = NEW.class AND (l.type = classtype or l.type is NULL)
ORDER BY l.country_code, l.class, l.type LIMIT 1
INTO NEW.rank_search, NEW.rank_address;
IF NEW.rank_search is NULL THEN
NEW.rank_search := 30;
END IF;
IF NEW.rank_address is NULL THEN
NEW.rank_address := 30;
END IF;
END IF;
-- some postcorrections
IF NEW.class = 'waterway' AND NEW.osm_type = 'R' THEN
-- Slightly promote waterway relations so that they are processed
-- before their members.
NEW.rank_search := NEW.rank_search - 1;
END IF;
IF (NEW.extratags -> 'capital') = 'yes' THEN
NEW.rank_search := NEW.rank_search - 1;
END IF;
END IF;
-- a country code make no sense below rank 4 (country)
IF NEW.rank_search < 4 THEN
NEW.country_code := NULL;
END IF;
--DEBUG: RAISE WARNING 'placex_insert:END: % % % %',NEW.osm_type,NEW.osm_id,NEW.class,NEW.type;
RETURN NEW; -- %DIFFUPDATES% 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 (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
-- mark items within the geometry for re-indexing
-- RAISE WARNING 'placex poly insert: % % % %',NEW.osm_type,NEW.osm_id,NEW.class,NEW.type;
-- work around bug in postgis, this may have been fixed in 2.0.0 (see http://trac.osgeo.org/postgis/ticket/547)
update placex set indexed_status = 2 where (st_covers(NEW.geometry, placex.geometry) OR ST_Intersects(NEW.geometry, placex.geometry))
AND rank_search > NEW.rank_search and indexed_status = 0 and ST_geometrytype(placex.geometry) = 'ST_Point' and (rank_search < 28 or name is not null or (NEW.rank_search >= 16 and address ? 'place'));
update placex set indexed_status = 2 where (st_covers(NEW.geometry, placex.geometry) OR ST_Intersects(NEW.geometry, placex.geometry))
AND rank_search > NEW.rank_search and indexed_status = 0 and ST_geometrytype(placex.geometry) != 'ST_Point' and (rank_search < 28 or name is not null or (NEW.rank_search >= 16 and address ? 'place'));
END IF;
ELSE
-- mark nearby items for re-indexing, where 'nearby' depends on the features rank_search and is a complete guess :(
diameter := 0;
-- 16 = city, anything higher than city is effectively ignored (polygon required!)
IF NEW.type='postcode' THEN
diameter := 0.05;
ELSEIF NEW.rank_search < 16 THEN
diameter := 0;
ELSEIF NEW.rank_search < 18 THEN
diameter := 0.1;
ELSEIF NEW.rank_search < 20 THEN
diameter := 0.05;
ELSEIF NEW.rank_search = 21 THEN
diameter := 0.001;
ELSEIF NEW.rank_search < 24 THEN
diameter := 0.02;
ELSEIF NEW.rank_search < 26 THEN
diameter := 0.002; -- 100 to 200 meters
ELSEIF NEW.rank_search < 28 THEN
diameter := 0.001; -- 50 to 100 meters
END IF;
IF diameter > 0 THEN
-- RAISE WARNING 'placex point insert: % % % % %',NEW.osm_type,NEW.osm_id,NEW.class,NEW.type,diameter;
IF NEW.rank_search >= 26 THEN
-- 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);
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');
ELSE
-- for all other places the search terms may change as well
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);
END IF;
END IF;
END IF;
END IF;
-- add to tables for special search
-- Note: won't work on initial import because the classtype tables
-- do not yet exist. It won't hurt either.
classtable := 'place_classtype_' || NEW.class || '_' || NEW.type;
SELECT count(*)>0 FROM pg_tables WHERE tablename = classtable and schemaname = current_schema() INTO result;
IF result THEN
EXECUTE 'INSERT INTO ' || classtable::regclass || ' (place_id, centroid) VALUES ($1,$2)'
USING NEW.place_id, ST_Centroid(NEW.geometry);
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;
-- Trigger for updates of location_postcode
--
-- Computes the parent object the postcode most likely refers to.
-- This will be the place that determines the address displayed when
-- searching for this postcode.
CREATE OR REPLACE FUNCTION postcode_update() RETURNS
TRIGGER
AS $$
DECLARE
partition SMALLINT;
location RECORD;
BEGIN
IF NEW.indexed_status != 0 OR OLD.indexed_status = 0 THEN
RETURN NEW;
END IF;
NEW.indexed_date = now();
partition := get_partition(NEW.country_code);
SELECT * FROM get_postcode_rank(NEW.country_code, NEW.postcode)
INTO NEW.rank_search, NEW.rank_address;
NEW.parent_place_id = 0;
FOR location IN
SELECT place_id
FROM getNearFeatures(partition, NEW.geometry, NEW.rank_search, '{}'::int[])
WHERE NOT isguess ORDER BY rank_address DESC LIMIT 1
LOOP
NEW.parent_place_id = location.place_id;
END LOOP;
RETURN NEW;
END;
$$
LANGUAGE plpgsql;
CREATE OR REPLACE FUNCTION placex_update() RETURNS
TRIGGER
AS $$
DECLARE
place_centroid GEOMETRY;
near_centroid GEOMETRY;
search_maxdistance FLOAT[];
search_mindistance FLOAT[];
address_havelevel BOOLEAN[];
i INTEGER;
iMax FLOAT;
location RECORD;
way RECORD;
relation RECORD;
relation_members TEXT[];
relMember RECORD;
linkedplacex RECORD;
addr_item RECORD;
search_diameter FLOAT;
search_prevdiameter FLOAT;
search_maxrank INTEGER;
address_maxrank INTEGER;
address_street_word_id INTEGER;
address_street_word_ids INTEGER[];
parent_place_id_rank BIGINT;
addr_street TEXT;
addr_place TEXT;
isin TEXT[];
isin_tokens INT[];
location_rank_search INTEGER;
location_distance FLOAT;
location_parent GEOMETRY;
location_isaddress BOOLEAN;
location_keywords INTEGER[];
default_language TEXT;
name_vector INTEGER[];
nameaddress_vector INTEGER[];
linked_node_id BIGINT;
linked_importance FLOAT;
linked_wikipedia TEXT;
result BOOLEAN;
BEGIN
-- deferred delete
IF OLD.indexed_status = 100 THEN
--DEBUG: RAISE WARNING 'placex_update delete % %',NEW.osm_type,NEW.osm_id;
delete from placex 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;
--DEBUG: RAISE WARNING 'placex_update % % (%)',NEW.osm_type,NEW.osm_id,NEW.place_id;
NEW.indexed_date = now();
IF NOT %REVERSE-ONLY% THEN
DELETE from search_name WHERE place_id = NEW.place_id;
END IF;
result := deleteSearchName(NEW.partition, NEW.place_id);
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
IF NEW.linked_place_id is not null THEN
--DEBUG: RAISE WARNING 'place already linked to %', NEW.linked_place_id;
RETURN NEW;
END IF;
--DEBUG: RAISE WARNING 'Copy over address tags';
-- housenumber is a computed field, so start with an empty value
NEW.housenumber := NULL;
IF NEW.address is not NULL THEN
IF NEW.address ? 'conscriptionnumber' THEN
i := getorcreate_housenumber_id(make_standard_name(NEW.address->'conscriptionnumber'));
IF NEW.address ? 'streetnumber' THEN
i := getorcreate_housenumber_id(make_standard_name(NEW.address->'streetnumber'));
NEW.housenumber := (NEW.address->'conscriptionnumber') || '/' || (NEW.address->'streetnumber');
ELSE
NEW.housenumber := NEW.address->'conscriptionnumber';
END IF;
ELSEIF NEW.address ? 'streetnumber' THEN
NEW.housenumber := NEW.address->'streetnumber';
i := getorcreate_housenumber_id(make_standard_name(NEW.address->'streetnumber'));
ELSEIF NEW.address ? 'housenumber' THEN
NEW.housenumber := NEW.address->'housenumber';
i := getorcreate_housenumber_id(make_standard_name(NEW.housenumber));
END IF;
addr_street := NEW.address->'street';
addr_place := NEW.address->'place';
IF NEW.address ? 'postcode' and NEW.address->'postcode' not similar to '%(,|;)%' THEN
i := getorcreate_postcode_id(NEW.address->'postcode');
END IF;
END IF;
-- Speed up searches - just use the centroid of the feature
-- cheaper but less acurate
place_centroid := ST_PointOnSurface(NEW.geometry);
-- For searching near features rather use the centroid
near_centroid := ST_Envelope(NEW.geometry);
NEW.centroid := null;
NEW.postcode := null;
--DEBUG: RAISE WARNING 'Computing preliminary centroid at %',ST_AsText(place_centroid);
-- recalculate country and partition
IF NEW.rank_search = 4 AND NEW.address is not NULL AND NEW.address ? 'country' THEN
-- for countries, believe the mapped country code,
-- so that we remain in the right partition if the boundaries
-- suddenly expand.
NEW.country_code := lower(NEW.address->'country');
NEW.partition := get_partition(lower(NEW.country_code));
IF NEW.partition = 0 THEN
NEW.country_code := lower(get_country_code(place_centroid));
NEW.partition := get_partition(NEW.country_code);
END IF;
ELSE
IF NEW.rank_search >= 4 THEN
NEW.country_code := lower(get_country_code(place_centroid));
ELSE
NEW.country_code := NULL;
END IF;
NEW.partition := get_partition(NEW.country_code);
END IF;
--DEBUG: RAISE WARNING 'Country updated: "%"', NEW.country_code;
-- waterway ways are linked when they are part of a relation and have the same class/type
IF NEW.osm_type = 'R' and NEW.class = 'waterway' THEN
FOR relation_members IN select members from planet_osm_rels r where r.id = NEW.osm_id and r.parts != array[]::bigint[]
LOOP
FOR i IN 1..array_upper(relation_members, 1) BY 2 LOOP
IF relation_members[i+1] in ('', 'main_stream', 'side_stream') AND substring(relation_members[i],1,1) = 'w' THEN
--DEBUG: RAISE WARNING 'waterway parent %, child %/%', NEW.osm_id, i, relation_members[i];
FOR linked_node_id IN SELECT place_id FROM placex
WHERE osm_type = 'W' and osm_id = substring(relation_members[i],2,200)::bigint
and class = NEW.class and type in ('river', 'stream', 'canal', 'drain', 'ditch')
and ( relation_members[i+1] != 'side_stream' or NEW.name->'name' = name->'name')
LOOP
UPDATE placex SET linked_place_id = NEW.place_id WHERE place_id = linked_node_id;
END LOOP;
END IF;
END LOOP;
END LOOP;
--DEBUG: RAISE WARNING 'Waterway processed';
END IF;
-- What level are we searching from
search_maxrank := NEW.rank_search;
-- Thought this wasn't needed but when we add new languages to the country_name table
-- we need to update the existing names
IF NEW.name is not null AND array_upper(akeys(NEW.name),1) > 1 THEN
default_language := get_country_language_code(NEW.country_code);
IF default_language IS NOT NULL THEN
IF NEW.name ? 'name' AND NOT NEW.name ? ('name:'||default_language) THEN
NEW.name := NEW.name || hstore(('name:'||default_language), (NEW.name -> 'name'));
ELSEIF NEW.name ? ('name:'||default_language) AND NOT NEW.name ? 'name' THEN
NEW.name := NEW.name || hstore('name', (NEW.name -> ('name:'||default_language)));
END IF;
END IF;
END IF;
--DEBUG: RAISE WARNING 'Local names updated';
-- Initialise the name vector using our name
name_vector := make_keywords(NEW.name);
nameaddress_vector := '{}'::int[];
FOR i IN 1..28 LOOP
address_havelevel[i] := false;
END LOOP;
NEW.importance := null;
SELECT importance, wikipedia
FROM compute_importance(NEW.extratags, NEW.country_code, NEW.osm_type, NEW.osm_id)
INTO NEW.wikipedia,NEW.importance;
--DEBUG: RAISE WARNING 'Importance computed from wikipedia: %', NEW.importance;
-- ---------------------------------------------------------------------------
-- For low level elements we inherit from our parent road
IF (NEW.rank_search > 27 OR (NEW.type = 'postcode' AND NEW.rank_search = 25)) THEN
--DEBUG: RAISE WARNING 'finding street for % %', NEW.osm_type, NEW.osm_id;
-- We won't get a better centroid, besides these places are too small to care
NEW.centroid := place_centroid;
NEW.parent_place_id := null;
-- if we have a POI and there is no address information,
-- see if we can get it from a surrounding building
IF NEW.osm_type = 'N' AND addr_street IS NULL AND addr_place IS NULL
AND NEW.housenumber IS NULL THEN
FOR location IN select address from placex where ST_Covers(geometry, place_centroid)
and address is not null
and (address ? 'housenumber' or address ? 'street' or address ? 'place')
and rank_search > 28 AND ST_GeometryType(geometry) in ('ST_Polygon','ST_MultiPolygon')
limit 1
LOOP
NEW.housenumber := location.address->'housenumber';
addr_street := location.address->'street';
addr_place := location.address->'place';
--DEBUG: RAISE WARNING 'Found surrounding building % %', location.osm_type, location.osm_id;
END LOOP;
END IF;
-- We have to find our parent road.
-- Copy data from linked items (points on ways, addr:street links, relations)
-- Is this object part of a relation?
FOR relation IN select * from planet_osm_rels where parts @> ARRAY[NEW.osm_id] and members @> ARRAY[lower(NEW.osm_type)||NEW.osm_id]
LOOP
-- At the moment we only process one type of relation - associatedStreet
IF relation.tags @> ARRAY['associatedStreet'] THEN
FOR i IN 1..array_upper(relation.members, 1) BY 2 LOOP
IF NEW.parent_place_id IS NULL AND relation.members[i+1] = 'street' THEN
--RAISE WARNING 'node in relation %',relation;
SELECT place_id from placex where osm_type = 'W'
and osm_id = substring(relation.members[i],2,200)::bigint
and rank_search = 26 and name is not null INTO NEW.parent_place_id;
END IF;
END LOOP;
END IF;
END LOOP;
--DEBUG: RAISE WARNING 'Checked for street relation (%)', NEW.parent_place_id;
-- Note that addr:street links can only be indexed once the street itself is indexed
IF NEW.parent_place_id IS NULL AND addr_street IS NOT NULL THEN
address_street_word_ids := get_name_ids(make_standard_name(addr_street));
IF address_street_word_ids IS NOT NULL THEN
SELECT place_id from getNearestNamedRoadFeature(NEW.partition, near_centroid, address_street_word_ids) INTO NEW.parent_place_id;
END IF;
END IF;
--DEBUG: RAISE WARNING 'Checked for addr:street (%)', NEW.parent_place_id;
IF NEW.parent_place_id IS NULL AND addr_place IS NOT NULL THEN
address_street_word_ids := get_name_ids(make_standard_name(addr_place));
IF address_street_word_ids IS NOT NULL THEN
SELECT place_id from getNearestNamedPlaceFeature(NEW.partition, near_centroid, address_street_word_ids) INTO NEW.parent_place_id;
END IF;
END IF;
--DEBUG: RAISE WARNING 'Checked for addr:place (%)', NEW.parent_place_id;
-- Is this node part of an interpolation?
IF NEW.parent_place_id IS NULL AND NEW.osm_type = 'N' THEN
SELECT q.parent_place_id FROM location_property_osmline q, planet_osm_ways x
WHERE q.linegeo && NEW.geometry and x.id = q.osm_id and NEW.osm_id = any(x.nodes)
LIMIT 1 INTO NEW.parent_place_id;
END IF;
--DEBUG: RAISE WARNING 'Checked for interpolation (%)', NEW.parent_place_id;
-- Is this node part of a way?
IF NEW.parent_place_id IS NULL AND NEW.osm_type = 'N' THEN
FOR location IN
SELECT p.place_id, p.osm_id, p.rank_search, p.address from placex p, planet_osm_ways w
WHERE p.osm_type = 'W' and p.rank_search >= 26 and p.geometry && NEW.geometry and w.id = p.osm_id and NEW.osm_id = any(w.nodes)
LOOP
--DEBUG: RAISE WARNING 'Node is part of way % ', location.osm_id;
-- Way IS a road then we are on it - that must be our road
IF location.rank_search < 28 THEN
--RAISE WARNING 'node in way that is a street %',location;
NEW.parent_place_id := location.place_id;
EXIT;
END IF;
--DEBUG: RAISE WARNING 'Checked if way is street (%)', NEW.parent_place_id;
-- If the way mentions a street or place address, try that for parenting.
IF location.address is not null THEN
IF location.address ? 'street' THEN
address_street_word_ids := get_name_ids(make_standard_name(location.address->'street'));
IF address_street_word_ids IS NOT NULL THEN
SELECT place_id from getNearestNamedRoadFeature(NEW.partition, near_centroid, address_street_word_ids) INTO NEW.parent_place_id;
EXIT WHEN NEW.parent_place_id is not NULL;
END IF;
END IF;
--DEBUG: RAISE WARNING 'Checked for addr:street in way (%)', NEW.parent_place_id;
IF location.address ? 'place' THEN
address_street_word_ids := get_name_ids(make_standard_name(location.address->'place'));
IF address_street_word_ids IS NOT NULL THEN
SELECT place_id from getNearestNamedPlaceFeature(NEW.partition, near_centroid, address_street_word_ids) INTO NEW.parent_place_id;
EXIT WHEN NEW.parent_place_id is not NULL;
END IF;
END IF;
--DEBUG: RAISE WARNING 'Checked for addr:place in way (%)', NEW.parent_place_id;
END IF;
-- Is the WAY part of a relation
FOR relation IN select * from planet_osm_rels where parts @> ARRAY[location.osm_id] and members @> ARRAY['w'||location.osm_id]
LOOP
-- At the moment we only process one type of relation - associatedStreet
IF relation.tags @> ARRAY['associatedStreet'] AND array_upper(relation.members, 1) IS NOT NULL THEN
FOR i IN 1..array_upper(relation.members, 1) BY 2 LOOP
IF NEW.parent_place_id IS NULL AND relation.members[i+1] = 'street' THEN
--RAISE WARNING 'node in way that is in a relation %',relation;
SELECT place_id from placex where osm_type='W' and osm_id = substring(relation.members[i],2,200)::bigint
and rank_search = 26 and name is not null INTO NEW.parent_place_id;
END IF;
END LOOP;
END IF;
END LOOP;
EXIT WHEN NEW.parent_place_id is not null;
--DEBUG: RAISE WARNING 'Checked for street relation in way (%)', NEW.parent_place_id;
END LOOP;
END IF;
-- Still nothing, just use the nearest road
IF NEW.parent_place_id IS NULL THEN
SELECT place_id FROM getNearestRoadFeature(NEW.partition, near_centroid) INTO NEW.parent_place_id;
END IF;
--DEBUG: RAISE WARNING 'Checked for nearest way (%)', NEW.parent_place_id;
-- If we didn't find any road fallback to standard method
IF NEW.parent_place_id IS NOT NULL THEN
-- Get the details of the parent road
SELECT p.country_code, p.postcode FROM placex p
WHERE p.place_id = NEW.parent_place_id INTO location;
NEW.country_code := location.country_code;
--DEBUG: RAISE WARNING 'Got parent details from search name';
-- determine postcode
IF NEW.rank_search > 4 THEN
IF NEW.address is not null AND NEW.address ? 'postcode' THEN
NEW.postcode = upper(trim(NEW.address->'postcode'));
ELSE
NEW.postcode := location.postcode;
END IF;
IF NEW.postcode is null THEN
NEW.postcode := get_nearest_postcode(NEW.country_code, NEW.geometry);
END IF;
END IF;
-- If there is no name it isn't searchable, don't bother to create a search record
IF NEW.name is NULL THEN
--DEBUG: RAISE WARNING 'Not a searchable place % %', NEW.osm_type, NEW.osm_id;
return NEW;
END IF;
-- Performance, it would be more acurate to do all the rest of the import
-- process but it takes too long
-- Just be happy with inheriting from parent road only
IF NEW.rank_search <= 25 and NEW.rank_address > 0 THEN
result := add_location(NEW.place_id, NEW.country_code, NEW.partition, name_vector, NEW.rank_search, NEW.rank_address, upper(trim(NEW.address->'postcode')), NEW.geometry);
--DEBUG: RAISE WARNING 'Place added to location table';
END IF;
result := insertSearchName(NEW.partition, NEW.place_id, name_vector,
NEW.rank_search, NEW.rank_address, NEW.geometry);
IF NOT %REVERSE-ONLY% THEN
-- Merge address from parent
SELECT s.name_vector, s.nameaddress_vector FROM search_name s
WHERE s.place_id = NEW.parent_place_id INTO location;
nameaddress_vector := array_merge(nameaddress_vector,
location.nameaddress_vector);
nameaddress_vector := array_merge(nameaddress_vector, location.name_vector);
INSERT INTO search_name (place_id, search_rank, address_rank,
importance, country_code, name_vector,
nameaddress_vector, centroid)
VALUES (NEW.place_id, NEW.rank_search, NEW.rank_address,
NEW.importance, NEW.country_code, name_vector,
nameaddress_vector, place_centroid);
--DEBUG: RAISE WARNING 'Place added to search table';
END IF;
return NEW;
END IF;
END IF;
-- ---------------------------------------------------------------------------
-- Full indexing
--DEBUG: RAISE WARNING 'Using full index mode for % %', NEW.osm_type, NEW.osm_id;
IF NEW.osm_type = 'R' AND NEW.rank_search < 26 THEN
-- see if we have any special relation members
select members from planet_osm_rels where id = NEW.osm_id INTO relation_members;
--DEBUG: RAISE WARNING 'Got relation members';
IF relation_members IS NOT NULL THEN
FOR relMember IN select get_osm_rel_members(relation_members,ARRAY['label']) as member LOOP
--DEBUG: RAISE WARNING 'Found label member %', relMember.member;
FOR linkedPlacex IN select * from placex where osm_type = upper(substring(relMember.member,1,1))::char(1)
and osm_id = substring(relMember.member,2,10000)::bigint
and class = 'place' order by rank_search desc limit 1 LOOP
-- If we don't already have one use this as the centre point of the geometry
IF NEW.centroid IS NULL THEN
NEW.centroid := coalesce(linkedPlacex.centroid,st_centroid(linkedPlacex.geometry));
END IF;
-- merge in the label name, re-init word vector
IF NOT linkedPlacex.name IS NULL THEN
NEW.name := linkedPlacex.name || NEW.name;
name_vector := array_merge(name_vector, make_keywords(linkedPlacex.name));
END IF;
-- merge in extra tags
NEW.extratags := hstore(linkedPlacex.class, linkedPlacex.type) || coalesce(linkedPlacex.extratags, ''::hstore) || coalesce(NEW.extratags, ''::hstore);
-- mark the linked place (excludes from search results)
UPDATE placex set linked_place_id = NEW.place_id where place_id = linkedPlacex.place_id;
select wikipedia, importance
FROM compute_importance(linkedPlacex.extratags, NEW.country_code,
'N', linkedPlacex.osm_id)
INTO linked_wikipedia,linked_importance;
--DEBUG: RAISE WARNING 'Linked label member';
END LOOP;
END LOOP;
IF NEW.centroid IS NULL THEN
FOR relMember IN select get_osm_rel_members(relation_members,ARRAY['admin_center','admin_centre']) as member LOOP
--DEBUG: RAISE WARNING 'Found admin_center member %', relMember.member;
FOR linkedPlacex IN select * from placex where osm_type = upper(substring(relMember.member,1,1))::char(1)
and osm_id = substring(relMember.member,2,10000)::bigint
and class = 'place' order by rank_search desc limit 1 LOOP
-- For an admin centre we also want a name match - still not perfect, for example 'new york, new york'
-- But that can be fixed by explicitly setting the label in the data
IF make_standard_name(NEW.name->'name') = make_standard_name(linkedPlacex.name->'name')
AND NEW.rank_address = linkedPlacex.rank_address THEN
-- If we don't already have one use this as the centre point of the geometry
IF NEW.centroid IS NULL THEN
NEW.centroid := coalesce(linkedPlacex.centroid,st_centroid(linkedPlacex.geometry));
END IF;
-- merge in the name, re-init word vector
IF NOT linkedPlacex.name IS NULL THEN
NEW.name := linkedPlacex.name || NEW.name;
name_vector := make_keywords(NEW.name);
END IF;
-- merge in extra tags
NEW.extratags := hstore(linkedPlacex.class, linkedPlacex.type) || coalesce(linkedPlacex.extratags, ''::hstore) || coalesce(NEW.extratags, ''::hstore);
-- mark the linked place (excludes from search results)
UPDATE placex set linked_place_id = NEW.place_id where place_id = linkedPlacex.place_id;
select wikipedia, importance
FROM compute_importance(linkedPlacex.extratags, NEW.country_code,
'N', linkedPlacex.osm_id)
INTO linked_wikipedia,linked_importance;
--DEBUG: RAISE WARNING 'Linked admin_center';
END IF;
END LOOP;
END LOOP;
END IF;
END IF;
END IF;
-- Name searches can be done for ways as well as relations
IF NEW.osm_type in ('W','R') AND NEW.rank_search < 26 AND NEW.rank_address > 0 THEN
-- not found one yet? how about doing a name search
IF NEW.centroid IS NULL AND (NEW.name->'name') is not null and make_standard_name(NEW.name->'name') != '' THEN
--DEBUG: RAISE WARNING 'Looking for nodes with matching names';
FOR linkedPlacex IN select placex.* from placex WHERE
make_standard_name(name->'name') = make_standard_name(NEW.name->'name')
AND placex.rank_address = NEW.rank_address
AND placex.place_id != NEW.place_id
AND placex.osm_type = 'N'::char(1) AND placex.rank_search < 26
AND st_covers(NEW.geometry, placex.geometry)
LOOP
--DEBUG: RAISE WARNING 'Found matching place node %', linkedPlacex.osm_id;
-- If we don't already have one use this as the centre point of the geometry
IF NEW.centroid IS NULL THEN
NEW.centroid := coalesce(linkedPlacex.centroid,st_centroid(linkedPlacex.geometry));
END IF;
-- merge in the name, re-init word vector
NEW.name := linkedPlacex.name || NEW.name;
name_vector := make_keywords(NEW.name);
-- merge in extra tags
NEW.extratags := hstore(linkedPlacex.class, linkedPlacex.type) || coalesce(linkedPlacex.extratags, ''::hstore) || coalesce(NEW.extratags, ''::hstore);
-- mark the linked place (excludes from search results)
UPDATE placex set linked_place_id = NEW.place_id where place_id = linkedPlacex.place_id;
select wikipedia, importance
FROM compute_importance(linkedPlacex.extratags, NEW.country_code,
'N', linkedPlacex.osm_id)
INTO linked_wikipedia,linked_importance;
--DEBUG: RAISE WARNING 'Linked named place';
END LOOP;
END IF;
IF NEW.centroid IS NOT NULL THEN
place_centroid := NEW.centroid;
-- Place might have had only a name tag before but has now received translations
-- from the linked place. Make sure a name tag for the default language exists in
-- this case.
IF NEW.name is not null AND array_upper(akeys(NEW.name),1) > 1 THEN
default_language := get_country_language_code(NEW.country_code);
IF default_language IS NOT NULL THEN
IF NEW.name ? 'name' AND NOT NEW.name ? ('name:'||default_language) THEN
NEW.name := NEW.name || hstore(('name:'||default_language), (NEW.name -> 'name'));
ELSEIF NEW.name ? ('name:'||default_language) AND NOT NEW.name ? 'name' THEN
NEW.name := NEW.name || hstore('name', (NEW.name -> ('name:'||default_language)));
END IF;
END IF;
END IF;
--DEBUG: RAISE WARNING 'Names updated from linked places';
END IF;
-- Use the maximum importance if a one could be computed from the linked object.
IF linked_importance is not null AND
(NEW.importance is null or NEW.importance < linked_importance) THEN
NEW.importance = linked_importance;
END IF;
END IF;
-- make sure all names are in the word table
IF NEW.admin_level = 2 AND NEW.class = 'boundary' AND NEW.type = 'administrative' AND NEW.country_code IS NOT NULL AND NEW.osm_type = 'R' THEN
perform create_country(NEW.name, lower(NEW.country_code));
--DEBUG: RAISE WARNING 'Country names updated';
END IF;
NEW.parent_place_id = 0;
parent_place_id_rank = 0;
-- convert address store to array of tokenids
--DEBUG: RAISE WARNING 'Starting address search';
isin_tokens := '{}'::int[];
IF NEW.address IS NOT NULL THEN
FOR addr_item IN SELECT * FROM each(NEW.address)
LOOP
IF addr_item.key IN ('city', 'tiger:county', 'state', 'suburb', 'province', 'district', 'region', 'county', 'municipality', 'hamlet', 'village', 'subdistrict', 'town', 'neighbourhood', 'quarter', 'parish') THEN
address_street_word_id := get_name_id(make_standard_name(addr_item.value));
IF address_street_word_id IS NOT NULL AND NOT(ARRAY[address_street_word_id] <@ isin_tokens) THEN
isin_tokens := isin_tokens || address_street_word_id;
END IF;
IF NOT %REVERSE-ONLY% THEN
address_street_word_id := get_word_id(make_standard_name(addr_item.value));
IF address_street_word_id IS NOT NULL THEN
nameaddress_vector := array_merge(nameaddress_vector, ARRAY[address_street_word_id]);
END IF;
END IF;
END IF;
IF addr_item.key = 'is_in' THEN
-- is_in items need splitting
isin := regexp_split_to_array(addr_item.value, E'[;,]');
IF array_upper(isin, 1) IS NOT NULL THEN
FOR i IN 1..array_upper(isin, 1) LOOP
address_street_word_id := get_name_id(make_standard_name(isin[i]));
IF address_street_word_id IS NOT NULL AND NOT(ARRAY[address_street_word_id] <@ isin_tokens) THEN
isin_tokens := isin_tokens || address_street_word_id;
END IF;
-- merge word into address vector
IF NOT %REVERSE-ONLY% THEN
address_street_word_id := get_word_id(make_standard_name(isin[i]));
IF address_street_word_id IS NOT NULL THEN
nameaddress_vector := array_merge(nameaddress_vector, ARRAY[address_street_word_id]);
END IF;
END IF;
END LOOP;
END IF;
END IF;
END LOOP;
END IF;
IF NOT %REVERSE-ONLY% THEN
nameaddress_vector := array_merge(nameaddress_vector, isin_tokens);
END IF;
-- RAISE WARNING 'ISIN: %', isin_tokens;
-- Process area matches
location_rank_search := 0;
location_distance := 0;
location_parent := NULL;
-- added ourself as address already
address_havelevel[NEW.rank_address] := true;
--DEBUG: RAISE WARNING ' getNearFeatures(%,''%'',%,''%'')',NEW.partition, place_centroid, search_maxrank, isin_tokens;
FOR location IN
SELECT * from getNearFeatures(NEW.partition,
CASE WHEN NEW.rank_search >= 26
AND NEW.rank_search < 30
THEN NEW.geometry
ELSE place_centroid END,
search_maxrank, isin_tokens)
LOOP
IF location.rank_address != location_rank_search THEN
location_rank_search := location.rank_address;
IF location.isguess THEN
location_distance := location.distance * 1.5;
ELSE
IF location.rank_address <= 12 THEN
-- for county and above, if we have an area consider that exact
-- (It would be nice to relax the constraint for places close to
-- the boundary but we'd need the exact geometry for that. Too
-- expensive.)
location_distance = 0;
ELSE
-- Below county level remain slightly fuzzy.
location_distance := location.distance * 0.5;
END IF;
END IF;
ELSE
CONTINUE WHEN location.keywords <@ location_keywords;
END IF;
IF location.distance < location_distance OR NOT location.isguess THEN
location_keywords := location.keywords;
location_isaddress := NOT address_havelevel[location.rank_address];
IF location_isaddress AND location.isguess AND location_parent IS NOT NULL THEN
location_isaddress := ST_Contains(location_parent,location.centroid);
END IF;
-- RAISE WARNING '% isaddress: %', location.place_id, location_isaddress;
-- Add it to the list of search terms
IF NOT %REVERSE-ONLY% THEN
nameaddress_vector := array_merge(nameaddress_vector, location.keywords::integer[]);
END IF;
INSERT INTO place_addressline (place_id, address_place_id, fromarea, isaddress, distance, cached_rank_address)
VALUES (NEW.place_id, location.place_id, true, location_isaddress, location.distance, location.rank_address);
IF location_isaddress THEN
-- add postcode if we have one
-- (If multiple postcodes are available, we end up with the highest ranking one.)
IF location.postcode is not null THEN
NEW.postcode = location.postcode;
END IF;
address_havelevel[location.rank_address] := true;
IF NOT location.isguess THEN
SELECT geometry FROM placex WHERE place_id = location.place_id INTO location_parent;
END IF;
IF location.rank_address > parent_place_id_rank THEN
NEW.parent_place_id = location.place_id;
parent_place_id_rank = location.rank_address;
END IF;
END IF;
--DEBUG: RAISE WARNING ' Terms: (%) %',location, nameaddress_vector;
END IF;
END LOOP;
--DEBUG: RAISE WARNING 'address computed';
IF NEW.address is not null AND NEW.address ? 'postcode'
AND NEW.address->'postcode' not similar to '%(,|;)%' THEN
NEW.postcode := upper(trim(NEW.address->'postcode'));
END IF;
IF NEW.postcode is null AND NEW.rank_search > 8 THEN
NEW.postcode := get_nearest_postcode(NEW.country_code, NEW.geometry);
END IF;
-- if we have a name add this to the name search table
IF NEW.name IS NOT NULL THEN
IF NEW.rank_search <= 25 and NEW.rank_address > 0 THEN
result := add_location(NEW.place_id, NEW.country_code, NEW.partition, name_vector, NEW.rank_search, NEW.rank_address, upper(trim(NEW.address->'postcode')), NEW.geometry);
--DEBUG: RAISE WARNING 'added to location (full)';
END IF;
IF NEW.rank_search between 26 and 27 and NEW.class = 'highway' THEN
result := insertLocationRoad(NEW.partition, NEW.place_id, NEW.country_code, NEW.geometry);
--DEBUG: RAISE WARNING 'insert into road location table (full)';
END IF;
result := insertSearchName(NEW.partition, NEW.place_id, name_vector,
NEW.rank_search, NEW.rank_address, NEW.geometry);
--DEBUG: RAISE WARNING 'added to search name (full)';
IF NOT %REVERSE-ONLY% THEN
INSERT INTO search_name (place_id, search_rank, address_rank,
importance, country_code, name_vector,
nameaddress_vector, centroid)
VALUES (NEW.place_id, NEW.rank_search, NEW.rank_address,
NEW.importance, NEW.country_code, name_vector,
nameaddress_vector, place_centroid);
END IF;
END IF;
-- If we've not managed to pick up a better one - default centroid
IF NEW.centroid IS NULL THEN
NEW.centroid := place_centroid;
END IF;
--DEBUG: RAISE WARNING 'place update % % finsihed.', NEW.osm_type, NEW.osm_id;
RETURN NEW;
END;
$$
LANGUAGE plpgsql;
CREATE OR REPLACE FUNCTION placex_delete() RETURNS TRIGGER
AS $$
DECLARE
b BOOLEAN;
classtable TEXT;
BEGIN
-- RAISE WARNING 'placex_delete % %',OLD.osm_type,OLD.osm_id;
update placex set linked_place_id = null, indexed_status = 2 where linked_place_id = OLD.place_id and indexed_status = 0;
--DEBUG: RAISE WARNING 'placex_delete:01 % %',OLD.osm_type,OLD.osm_id;
update placex set linked_place_id = null where linked_place_id = OLD.place_id;
--DEBUG: RAISE WARNING 'placex_delete:02 % %',OLD.osm_type,OLD.osm_id;
IF OLD.rank_address < 30 THEN
-- mark everything linked to this place for re-indexing
--DEBUG: RAISE WARNING 'placex_delete:03 % %',OLD.osm_type,OLD.osm_id;
UPDATE placex set indexed_status = 2 from place_addressline where address_place_id = OLD.place_id
and placex.place_id = place_addressline.place_id and indexed_status = 0 and place_addressline.isaddress;
--DEBUG: RAISE WARNING 'placex_delete:04 % %',OLD.osm_type,OLD.osm_id;
DELETE FROM place_addressline where address_place_id = OLD.place_id;
--DEBUG: RAISE WARNING 'placex_delete:05 % %',OLD.osm_type,OLD.osm_id;
b := deleteRoad(OLD.partition, OLD.place_id);
--DEBUG: RAISE WARNING 'placex_delete:06 % %',OLD.osm_type,OLD.osm_id;
update placex set indexed_status = 2 where parent_place_id = OLD.place_id and indexed_status = 0;
--DEBUG: RAISE WARNING 'placex_delete:07 % %',OLD.osm_type,OLD.osm_id;
-- reparenting also for OSM Interpolation Lines (and for Tiger?)
update location_property_osmline set indexed_status = 2 where indexed_status = 0 and parent_place_id = OLD.place_id;
END IF;
--DEBUG: RAISE WARNING 'placex_delete:08 % %',OLD.osm_type,OLD.osm_id;
IF OLD.rank_address < 26 THEN
b := deleteLocationArea(OLD.partition, OLD.place_id, OLD.rank_search);
END IF;
--DEBUG: RAISE WARNING 'placex_delete:09 % %',OLD.osm_type,OLD.osm_id;
IF OLD.name is not null THEN
IF NOT %REVERSE-ONLY% THEN
DELETE from search_name WHERE place_id = OLD.place_id;
END IF;
b := deleteSearchName(OLD.partition, OLD.place_id);
END IF;
--DEBUG: RAISE WARNING 'placex_delete:10 % %',OLD.osm_type,OLD.osm_id;
DELETE FROM place_addressline where place_id = OLD.place_id;
--DEBUG: RAISE WARNING 'placex_delete:11 % %',OLD.osm_type,OLD.osm_id;
-- remove from tables for special search
classtable := 'place_classtype_' || OLD.class || '_' || OLD.type;
SELECT count(*)>0 FROM pg_tables WHERE tablename = classtable and schemaname = current_schema() INTO b;
IF b THEN
EXECUTE 'DELETE FROM ' || classtable::regclass || ' WHERE place_id = $1' USING OLD.place_id;
END IF;
--DEBUG: RAISE WARNING 'placex_delete:12 % %',OLD.osm_type,OLD.osm_id;
RETURN OLD;
END;
$$
LANGUAGE plpgsql;
CREATE OR REPLACE FUNCTION place_delete() RETURNS TRIGGER
AS $$
DECLARE
has_rank BOOLEAN;
BEGIN
--DEBUG: RAISE WARNING 'delete: % % % %',OLD.osm_type,OLD.osm_id,OLD.class,OLD.type;
-- deleting large polygons can have a massive effect on the system - require manual intervention to let them through
IF st_area(OLD.geometry) > 2 and st_isvalid(OLD.geometry) THEN
SELECT bool_or(not (rank_address = 0 or rank_address > 26)) as ranked FROM placex WHERE osm_type = OLD.osm_type and osm_id = OLD.osm_id and class = OLD.class and type = OLD.type INTO has_rank;
IF has_rank THEN
insert into import_polygon_delete (osm_type, osm_id, class, type) values (OLD.osm_type,OLD.osm_id,OLD.class,OLD.type);
RETURN NULL;
END IF;
END IF;
-- mark for delete
UPDATE placex set indexed_status = 100 where osm_type = OLD.osm_type and osm_id = OLD.osm_id and class = OLD.class and type = OLD.type;
-- interpolations are special
IF OLD.osm_type='W' and OLD.class = 'place' and OLD.type = 'houses' THEN
UPDATE location_property_osmline set indexed_status = 100 where osm_id = OLD.osm_id; -- osm_id = wayid (=old.osm_id)
END IF;
RETURN OLD;
END;
$$
LANGUAGE plpgsql;
CREATE OR REPLACE FUNCTION place_insert() RETURNS TRIGGER
AS $$
DECLARE
i INTEGER;
existing RECORD;
existingplacex RECORD;
existingline RECORD;
existinggeometry GEOMETRY;
existingplace_id BIGINT;
result BOOLEAN;
partition INTEGER;
BEGIN
--DEBUG: RAISE WARNING '-----------------------------------------------------------------------------------';
--DEBUG: RAISE WARNING 'place_insert: % % % % %',NEW.osm_type,NEW.osm_id,NEW.class,NEW.type,st_area(NEW.geometry);
-- filter wrong tupels
IF ST_IsEmpty(NEW.geometry) OR NOT ST_IsValid(NEW.geometry) OR ST_X(ST_Centroid(NEW.geometry))::text in ('NaN','Infinity','-Infinity') OR ST_Y(ST_Centroid(NEW.geometry))::text in ('NaN','Infinity','-Infinity') THEN
INSERT INTO import_polygon_error (osm_type, osm_id, class, type, name, country_code, updated, errormessage, prevgeometry, newgeometry)
VALUES (NEW.osm_type, NEW.osm_id, NEW.class, NEW.type, NEW.name, NEW.address->'country', now(), ST_IsValidReason(NEW.geometry), null, NEW.geometry);
-- RAISE WARNING 'Invalid Geometry: % % % %',NEW.osm_type,NEW.osm_id,NEW.class,NEW.type;
RETURN null;
END IF;
-- decide, whether it is an osm interpolation line => insert intoosmline, or else just placex
IF NEW.class='place' and NEW.type='houses' and NEW.osm_type='W' and ST_GeometryType(NEW.geometry) = 'ST_LineString' THEN
-- Have we already done this place?
select * from place where osm_type = NEW.osm_type and osm_id = NEW.osm_id and class = NEW.class and type = NEW.type INTO existing;
-- Get the existing place_id
select * from location_property_osmline where osm_id = NEW.osm_id INTO existingline;
-- Handle a place changing type by removing the old data (this trigger is executed BEFORE INSERT of the NEW tupel)
IF existing.osm_type IS NULL THEN
DELETE FROM place where osm_type = NEW.osm_type and osm_id = NEW.osm_id and class = NEW.class;
END IF;
DELETE from import_polygon_error where osm_type = NEW.osm_type and osm_id = NEW.osm_id;
DELETE from import_polygon_delete where osm_type = NEW.osm_type and osm_id = NEW.osm_id;
-- update method for interpolation lines: delete all old interpolation lines with same osm_id (update on place) and insert the new one(s) (they can be split up, if they have > 2 nodes)
IF existingline.osm_id IS NOT NULL THEN
delete from location_property_osmline where osm_id = NEW.osm_id;
END IF;
-- for interpolations invalidate all nodes on the line
update placex p set indexed_status = 2
from planet_osm_ways w
where w.id = NEW.osm_id and p.osm_type = 'N' and p.osm_id = any(w.nodes);
INSERT INTO location_property_osmline (osm_id, address, linegeo)
VALUES (NEW.osm_id, NEW.address, NEW.geometry);
IF existing.osm_type IS NULL THEN
return NEW;
END IF;
IF coalesce(existing.address, ''::hstore) != coalesce(NEW.address, ''::hstore)
OR (coalesce(existing.extratags, ''::hstore) != coalesce(NEW.extratags, ''::hstore))
OR existing.geometry::text != NEW.geometry::text
THEN
update place set
name = NEW.name,
address = NEW.address,
extratags = NEW.extratags,
admin_level = NEW.admin_level,
geometry = NEW.geometry
where osm_type = NEW.osm_type and osm_id = NEW.osm_id and class = NEW.class and type = NEW.type;
END IF;
RETURN NULL;
ELSE -- insert to placex
-- Patch in additional country names
IF NEW.admin_level = 2 AND NEW.type = 'administrative'
AND NEW.address is not NULL AND NEW.address ? 'country' THEN
SELECT name FROM country_name WHERE country_code = lower(NEW.address->'country') INTO existing;
IF existing.name IS NOT NULL THEN
NEW.name = existing.name || NEW.name;
END IF;
END IF;
-- Have we already done this place?
select * from place where osm_type = NEW.osm_type and osm_id = NEW.osm_id and class = NEW.class and type = NEW.type INTO existing;
-- Get the existing place_id
select * from placex where osm_type = NEW.osm_type and osm_id = NEW.osm_id and class = NEW.class and type = NEW.type INTO existingplacex;
-- Handle a place changing type by removing the old data
-- My generated 'place' types are causing havok because they overlap with real keys
-- TODO: move them to their own special purpose key/class to avoid collisions
IF existing.osm_type IS NULL THEN
DELETE FROM place where osm_type = NEW.osm_type and osm_id = NEW.osm_id and class = NEW.class;
END IF;
--DEBUG: RAISE WARNING 'Existing: %',existing.osm_id;
--DEBUG: RAISE WARNING 'Existing PlaceX: %',existingplacex.place_id;
-- Log and discard
IF existing.geometry is not null AND st_isvalid(existing.geometry)
AND st_area(existing.geometry) > 0.02
AND ST_GeometryType(NEW.geometry) in ('ST_Polygon','ST_MultiPolygon')
AND st_area(NEW.geometry) < st_area(existing.geometry)*0.5
THEN
INSERT INTO import_polygon_error (osm_type, osm_id, class, type, name, country_code, updated, errormessage, prevgeometry, newgeometry)
VALUES (NEW.osm_type, NEW.osm_id, NEW.class, NEW.type, NEW.name, NEW.address->'country', now(),
'Area reduced from '||st_area(existing.geometry)||' to '||st_area(NEW.geometry), existing.geometry, NEW.geometry);
RETURN null;
END IF;
DELETE from import_polygon_error where osm_type = NEW.osm_type and osm_id = NEW.osm_id;
DELETE from import_polygon_delete where osm_type = NEW.osm_type and osm_id = NEW.osm_id;
-- To paraphrase, if there isn't an existing item, OR if the admin level has changed
IF existingplacex.osm_type IS NULL OR
(existingplacex.class = 'boundary' AND
((coalesce(existingplacex.admin_level, 15) != coalesce(NEW.admin_level, 15) AND existingplacex.type = 'administrative') OR
(existingplacex.type != NEW.type)))
THEN
IF existingplacex.osm_type IS NOT NULL THEN
-- sanity check: ignore admin_level changes on places with too many active children
-- or we end up reindexing entire countries because somebody accidentally deleted admin_level
--LIMIT INDEXING: SELECT count(*) FROM (SELECT 'a' FROM placex , place_addressline where address_place_id = existingplacex.place_id and placex.place_id = place_addressline.place_id and indexed_status = 0 and place_addressline.isaddress LIMIT 100001) sub INTO i;
--LIMIT INDEXING: IF i > 100000 THEN
--LIMIT INDEXING: RETURN null;
--LIMIT INDEXING: END IF;
END IF;
IF existing.osm_type IS NOT NULL THEN
-- pathological case caused by the triggerless copy into place during initial import
-- force delete even for large areas, it will be reinserted later
UPDATE place set geometry = ST_SetSRID(ST_Point(0,0), 4326) where osm_type = NEW.osm_type and osm_id = NEW.osm_id and class = NEW.class and type = NEW.type;
DELETE from place where osm_type = NEW.osm_type and osm_id = NEW.osm_id and class = NEW.class and type = NEW.type;
END IF;
-- No - process it as a new insertion (hopefully of low rank or it will be slow)
insert into placex (osm_type, osm_id, class, type, name,
admin_level, address, extratags, geometry)
values (NEW.osm_type, NEW.osm_id, NEW.class, NEW.type, NEW.name,
NEW.admin_level, NEW.address, NEW.extratags, NEW.geometry);
--DEBUG: RAISE WARNING 'insert done % % % % %',NEW.osm_type,NEW.osm_id,NEW.class,NEW.type,NEW.name;
RETURN NEW;
END IF;
-- Special case for polygon shape changes because they tend to be large and we can be a bit clever about how we handle them
IF existing.geometry::text != NEW.geometry::text
AND ST_GeometryType(existing.geometry) in ('ST_Polygon','ST_MultiPolygon')
AND ST_GeometryType(NEW.geometry) in ('ST_Polygon','ST_MultiPolygon')
THEN
-- Get the version of the geometry actually used (in placex table)
select geometry from placex where osm_type = NEW.osm_type and osm_id = NEW.osm_id and class = NEW.class and type = NEW.type into existinggeometry;
-- Performance limit
IF st_area(NEW.geometry) < 0.000000001 AND st_area(existinggeometry) < 1 THEN
-- re-index points that have moved in / out of the polygon, could be done as a single query but postgres gets the index usage wrong
update placex set indexed_status = 2 where indexed_status = 0 and
(st_covers(NEW.geometry, placex.geometry) OR ST_Intersects(NEW.geometry, placex.geometry))
AND NOT (st_covers(existinggeometry, placex.geometry) OR ST_Intersects(existinggeometry, placex.geometry))
AND rank_search > existingplacex.rank_search AND (rank_search < 28 or name is not null);
update placex set indexed_status = 2 where indexed_status = 0 and
(st_covers(existinggeometry, placex.geometry) OR ST_Intersects(existinggeometry, placex.geometry))
AND NOT (st_covers(NEW.geometry, placex.geometry) OR ST_Intersects(NEW.geometry, placex.geometry))
AND rank_search > existingplacex.rank_search AND (rank_search < 28 or name is not null);
END IF;
END IF;
IF coalesce(existing.name::text, '') != coalesce(NEW.name::text, '')
OR coalesce(existing.extratags::text, '') != coalesce(NEW.extratags::text, '')
OR coalesce(existing.address, ''::hstore) != coalesce(NEW.address, ''::hstore)
OR coalesce(existing.admin_level, 15) != coalesce(NEW.admin_level, 15)
OR existing.geometry::text != NEW.geometry::text
THEN
update place set
name = NEW.name,
address = NEW.address,
extratags = NEW.extratags,
admin_level = NEW.admin_level,
geometry = NEW.geometry
where osm_type = NEW.osm_type and osm_id = NEW.osm_id and class = NEW.class and type = NEW.type;
IF NEW.class in ('place','boundary') AND NEW.type in ('postcode','postal_code') THEN
IF NEW.address is NULL OR NOT NEW.address ? 'postcode' THEN
-- postcode was deleted, no longer retain in placex
DELETE FROM placex where place_id = existingplacex.place_id;
RETURN NULL;
END IF;
NEW.name := hstore('ref', NEW.address->'postcode');
END IF;
IF NEW.class in ('boundary')
AND ST_GeometryType(NEW.geometry) not in ('ST_Polygon','ST_MultiPolygon') THEN
DELETE FROM placex where place_id = existingplacex.place_id;
RETURN NULL;
END IF;
update placex set
name = NEW.name,
address = NEW.address,
parent_place_id = null,
extratags = NEW.extratags,
admin_level = NEW.admin_level,
indexed_status = 2,
geometry = NEW.geometry
where place_id = existingplacex.place_id;
-- if a node(=>house), which is part of a interpolation line, changes (e.g. the street attribute) => mark this line for reparenting
-- (already here, because interpolation lines are reindexed before nodes, so in the second call it would be too late)
IF NEW.osm_type='N'
and (coalesce(existing.address, ''::hstore) != coalesce(NEW.address, ''::hstore)
or existing.geometry::text != NEW.geometry::text)
THEN
result:= osmline_reinsert(NEW.osm_id, NEW.geometry);
END IF;
-- linked places should get potential new naming and addresses
IF existingplacex.linked_place_id is not NULL THEN
update placex x set
name = p.name,
extratags = p.extratags,
indexed_status = 2
from place p
where x.place_id = existingplacex.linked_place_id
and x.indexed_status = 0
and x.osm_type = p.osm_type
and x.osm_id = p.osm_id
and x.class = p.class;
END IF;
END IF;
-- Abort the add (we modified the existing place instead)
RETURN NULL;
END IF;
END;
$$ LANGUAGE plpgsql;
CREATE OR REPLACE FUNCTION get_name_by_language(name hstore, languagepref TEXT[]) RETURNS TEXT
AS $$
DECLARE
result TEXT;
BEGIN
IF name is null THEN
RETURN null;
END IF;
FOR j IN 1..array_upper(languagepref,1) LOOP
IF name ? languagepref[j] THEN
result := trim(name->languagepref[j]);
IF result != '' THEN
return result;
END IF;
END IF;
END LOOP;
-- anything will do as a fallback - just take the first name type thing there is
RETURN trim((avals(name))[1]);
END;
$$
LANGUAGE plpgsql IMMUTABLE;
--housenumber only needed for tiger data
CREATE OR REPLACE FUNCTION get_address_by_language(for_place_id BIGINT, housenumber INTEGER, languagepref TEXT[]) RETURNS TEXT
AS $$
DECLARE
result TEXT[];
currresult TEXT;
prevresult TEXT;
location RECORD;
BEGIN
result := '{}';
prevresult := '';
FOR location IN select * from get_addressdata(for_place_id, housenumber) where isaddress order by rank_address desc LOOP
currresult := trim(get_name_by_language(location.name, languagepref));
IF currresult != prevresult AND currresult IS NOT NULL AND result[(100 - location.rank_address)] IS NULL THEN
result[(100 - location.rank_address)] := trim(get_name_by_language(location.name, languagepref));
prevresult := currresult;
END IF;
END LOOP;
RETURN array_to_string(result,', ');
END;
$$
LANGUAGE plpgsql;
DROP TYPE IF EXISTS addressline CASCADE;
create type addressline as (
place_id BIGINT,
osm_type CHAR(1),
osm_id BIGINT,
name HSTORE,
class TEXT,
type TEXT,
admin_level INTEGER,
fromarea BOOLEAN,
isaddress BOOLEAN,
rank_address INTEGER,
distance FLOAT
);
-- Compute the list of address parts for the given place.
--
-- If in_housenumber is greator or equal 0, look for an interpolation.
CREATE OR REPLACE FUNCTION get_addressdata(in_place_id BIGINT, in_housenumber INTEGER) RETURNS setof addressline
AS $$
DECLARE
for_place_id BIGINT;
result TEXT[];
search TEXT[];
found INTEGER;
location RECORD;
countrylocation RECORD;
searchcountrycode varchar(2);
searchhousenumber TEXT;
searchhousename HSTORE;
searchrankaddress INTEGER;
searchpostcode TEXT;
postcode_isaddress BOOL;
searchclass TEXT;
searchtype TEXT;
countryname HSTORE;
BEGIN
-- The place ein question might not have a direct entry in place_addressline.
-- Look for the parent of such places then and save if in for_place_id.
postcode_isaddress := true;
-- first query osmline (interpolation lines)
IF in_housenumber >= 0 THEN
SELECT parent_place_id, country_code, in_housenumber::text, 30, postcode,
null, 'place', 'house'
FROM location_property_osmline
WHERE place_id = in_place_id AND in_housenumber>=startnumber
AND in_housenumber <= endnumber
INTO for_place_id, searchcountrycode, searchhousenumber, searchrankaddress,
searchpostcode, searchhousename, searchclass, searchtype;
END IF;
--then query tiger data
-- %NOTIGERDATA% IF 0 THEN
IF for_place_id IS NULL AND in_housenumber >= 0 THEN
SELECT parent_place_id, 'us', in_housenumber::text, 30, postcode, null,
'place', 'house'
FROM location_property_tiger
WHERE place_id = in_place_id AND in_housenumber >= startnumber
AND in_housenumber <= endnumber
INTO for_place_id, searchcountrycode, searchhousenumber, searchrankaddress,
searchpostcode, searchhousename, searchclass, searchtype;
END IF;
-- %NOTIGERDATA% END IF;
-- %NOAUXDATA% IF 0 THEN
IF for_place_id IS NULL THEN
SELECT parent_place_id, 'us', housenumber, 30, postcode, null, 'place', 'house'
FROM location_property_aux
WHERE place_id = in_place_id
INTO for_place_id,searchcountrycode, searchhousenumber, searchrankaddress,
searchpostcode, searchhousename, searchclass, searchtype;
END IF;
-- %NOAUXDATA% END IF;
-- postcode table
IF for_place_id IS NULL THEN
SELECT parent_place_id, country_code, rank_search, postcode, 'place', 'postcode'
FROM location_postcode
WHERE place_id = in_place_id
INTO for_place_id, searchcountrycode, searchrankaddress, searchpostcode,
searchclass, searchtype;
END IF;
-- POI objects in the placex table
IF for_place_id IS NULL THEN
SELECT parent_place_id, country_code, housenumber, rank_search, postcode,
name, class, type
FROM placex
WHERE place_id = in_place_id and rank_search > 27
INTO for_place_id, searchcountrycode, searchhousenumber, searchrankaddress,
searchpostcode, searchhousename, searchclass, searchtype;
END IF;
-- If for_place_id is still NULL at this point then the object has its own
-- entry in place_address line. However, still check if there is not linked
-- place we should be using instead.
IF for_place_id IS NULL THEN
select coalesce(linked_place_id, place_id), country_code,
housenumber, rank_search, postcode, null
from placex where place_id = in_place_id
INTO for_place_id, searchcountrycode, searchhousenumber, searchrankaddress, searchpostcode, searchhousename;
END IF;
--RAISE WARNING '% % % %',searchcountrycode, searchhousenumber, searchrankaddress, searchpostcode;
found := 1000; -- the lowest rank_address included
-- Return the record for the base entry.
FOR location IN
SELECT placex.place_id, osm_type, osm_id, name,
class, type, admin_level,
type not in ('postcode', 'postal_code') as isaddress,
CASE WHEN rank_address = 0 THEN 100
WHEN rank_address = 11 THEN 5
ELSE rank_address END as rank_address,
0 as distance, country_code, postcode
FROM placex
WHERE place_id = for_place_id
LOOP
--RAISE WARNING '%',location;
IF searchcountrycode IS NULL AND location.country_code IS NOT NULL THEN
searchcountrycode := location.country_code;
END IF;
IF location.rank_address < 4 THEN
-- no country locations for ranks higher than country
searchcountrycode := NULL;
END IF;
countrylocation := ROW(location.place_id, location.osm_type, location.osm_id,
location.name, location.class, location.type,
location.admin_level, true, location.isaddress,
location.rank_address, location.distance)::addressline;
RETURN NEXT countrylocation;
found := location.rank_address;
END LOOP;
FOR location IN
SELECT placex.place_id, osm_type, osm_id, name,
CASE WHEN extratags ? 'place' THEN 'place' ELSE class END as class,
CASE WHEN extratags ? 'place' THEN extratags->'place' ELSE type END as type,
admin_level, fromarea, isaddress,
CASE WHEN rank_address = 11 THEN 5 ELSE rank_address END as rank_address,
distance, country_code, postcode
FROM place_addressline join placex on (address_place_id = placex.place_id)
WHERE place_addressline.place_id = for_place_id
AND (cached_rank_address >= 4 AND cached_rank_address < searchrankaddress)
AND linked_place_id is null
AND (placex.country_code IS NULL OR searchcountrycode IS NULL
OR placex.country_code = searchcountrycode)
ORDER BY rank_address desc, isaddress desc, fromarea desc,
distance asc, rank_search desc
LOOP
--RAISE WARNING '%',location;
IF searchcountrycode IS NULL AND location.country_code IS NOT NULL THEN
searchcountrycode := location.country_code;
END IF;
IF location.type in ('postcode', 'postal_code') THEN
postcode_isaddress := false;
IF location.osm_type != 'R' THEN
location.isaddress := FALSE;
END IF;
END IF;
countrylocation := ROW(location.place_id, location.osm_type, location.osm_id,
location.name, location.class, location.type,
location.admin_level, location.fromarea,
location.isaddress, location.rank_address,
location.distance)::addressline;
RETURN NEXT countrylocation;
found := location.rank_address;
END LOOP;
-- If no country was included yet, add the name information from country_name.
IF found > 4 THEN
SELECT name FROM country_name
WHERE country_code = searchcountrycode LIMIT 1 INTO countryname;
--RAISE WARNING '% % %',found,searchcountrycode,countryname;
IF countryname IS NOT NULL THEN
location := ROW(null, null, null, countryname, 'place', 'country',
null, true, true, 4, 0)::addressline;
RETURN NEXT location;
END IF;
END IF;
-- Finally add some artificial rows.
IF searchcountrycode IS NOT NULL THEN
location := ROW(null, null, null, hstore('ref', searchcountrycode),
'place', 'country_code', null, true, false, 4, 0)::addressline;
RETURN NEXT location;
END IF;
IF searchhousename IS NOT NULL THEN
location := ROW(in_place_id, null, null, searchhousename, searchclass,
searchtype, null, true, true, 29, 0)::addressline;
RETURN NEXT location;
END IF;
IF searchhousenumber IS NOT NULL THEN
location := ROW(in_place_id, null, null, hstore('ref', searchhousenumber),
'place', 'house_number', null, true, true, 28, 0)::addressline;
RETURN NEXT location;
END IF;
IF searchpostcode IS NOT NULL THEN
location := ROW(null, null, null, hstore('ref', searchpostcode), 'place',
'postcode', null, false, postcode_isaddress, 5, 0)::addressline;
RETURN NEXT location;
END IF;
RETURN;
END;
$$
LANGUAGE plpgsql;
CREATE OR REPLACE FUNCTION aux_create_property(pointgeo GEOMETRY, in_housenumber TEXT,
in_street TEXT, in_isin TEXT, in_postcode TEXT, in_countrycode char(2)) RETURNS INTEGER
AS $$
DECLARE
newpoints INTEGER;
place_centroid GEOMETRY;
out_partition INTEGER;
out_parent_place_id BIGINT;
location RECORD;
address_street_word_id INTEGER;
out_postcode TEXT;
BEGIN
place_centroid := ST_Centroid(pointgeo);
out_partition := get_partition(in_countrycode);
out_parent_place_id := null;
address_street_word_id := get_name_id(make_standard_name(in_street));
IF address_street_word_id IS NOT NULL THEN
FOR location IN SELECT * from getNearestNamedRoadFeature(out_partition, place_centroid, address_street_word_id) LOOP
out_parent_place_id := location.place_id;
END LOOP;
END IF;
IF out_parent_place_id IS NULL THEN
FOR location IN SELECT place_id FROM getNearestRoadFeature(out_partition, place_centroid) LOOP
out_parent_place_id := location.place_id;
END LOOP;
END IF;
out_postcode := in_postcode;
IF out_postcode IS NULL THEN
SELECT postcode from placex where place_id = out_parent_place_id INTO out_postcode;
END IF;
-- XXX look into postcode table
newpoints := 0;
insert into location_property_aux (place_id, partition, parent_place_id, housenumber, postcode, centroid)
values (nextval('seq_place'), out_partition, out_parent_place_id, in_housenumber, out_postcode, place_centroid);
newpoints := newpoints + 1;
RETURN newpoints;
END;
$$
LANGUAGE plpgsql;
CREATE OR REPLACE FUNCTION get_osm_rel_members(members TEXT[], member TEXT) RETURNS TEXT[]
AS $$
DECLARE
result TEXT[];
i INTEGER;
BEGIN
FOR i IN 1..ARRAY_UPPER(members,1) BY 2 LOOP
IF members[i+1] = member THEN
result := result || members[i];
END IF;
END LOOP;
return result;
END;
$$
LANGUAGE plpgsql;
CREATE OR REPLACE FUNCTION get_osm_rel_members(members TEXT[], memberLabels TEXT[]) RETURNS SETOF TEXT
AS $$
DECLARE
i INTEGER;
BEGIN
FOR i IN 1..ARRAY_UPPER(members,1) BY 2 LOOP
IF members[i+1] = ANY(memberLabels) THEN
RETURN NEXT members[i];
END IF;
END LOOP;
RETURN;
END;
$$
LANGUAGE plpgsql;
-- See: http://stackoverflow.com/questions/6410088/how-can-i-mimic-the-php-urldecode-function-in-postgresql
CREATE OR REPLACE FUNCTION decode_url_part(p varchar) RETURNS varchar
AS $$
SELECT convert_from(CAST(E'\\x' || array_to_string(ARRAY(
SELECT CASE WHEN length(r.m[1]) = 1 THEN encode(convert_to(r.m[1], 'SQL_ASCII'), 'hex') ELSE substring(r.m[1] from 2 for 2) END
FROM regexp_matches($1, '%[0-9a-f][0-9a-f]|.', 'gi') AS r(m)
), '') AS bytea), 'UTF8');
$$
LANGUAGE SQL IMMUTABLE STRICT;
CREATE OR REPLACE FUNCTION catch_decode_url_part(p varchar) RETURNS varchar
AS $$
DECLARE
BEGIN
RETURN decode_url_part(p);
EXCEPTION
WHEN others THEN return null;
END;
$$
LANGUAGE plpgsql IMMUTABLE;
DROP TYPE wikipedia_article_match CASCADE;
create type wikipedia_article_match as (
language TEXT,
title TEXT,
importance FLOAT
);
CREATE OR REPLACE FUNCTION get_wikipedia_match(extratags HSTORE, country_code varchar(2)) RETURNS wikipedia_article_match
AS $$
DECLARE
langs TEXT[];
i INT;
wiki_article TEXT;
wiki_article_title TEXT;
wiki_article_language TEXT;
result wikipedia_article_match;
BEGIN
langs := ARRAY['english','country','ar','bg','ca','cs','da','de','en','es','eo','eu','fa','fr','ko','hi','hr','id','it','he','lt','hu','ms','nl','ja','no','pl','pt','kk','ro','ru','sk','sl','sr','fi','sv','tr','uk','vi','vo','war','zh'];
i := 1;
WHILE langs[i] IS NOT NULL LOOP
wiki_article := extratags->(case when langs[i] in ('english','country') THEN 'wikipedia' ELSE 'wikipedia:'||langs[i] END);
IF wiki_article is not null THEN
wiki_article := regexp_replace(wiki_article,E'^(.*?)([a-z]{2,3}).wikipedia.org/wiki/',E'\\2:');
wiki_article := regexp_replace(wiki_article,E'^(.*?)([a-z]{2,3}).wikipedia.org/w/index.php\\?title=',E'\\2:');
wiki_article := regexp_replace(wiki_article,E'^(.*?)/([a-z]{2,3})/wiki/',E'\\2:');
--wiki_article := regexp_replace(wiki_article,E'^(.*?)([a-z]{2,3})[=:]',E'\\2:');
wiki_article := replace(wiki_article,' ','_');
IF strpos(wiki_article, ':') IN (3,4) THEN
wiki_article_language := lower(trim(split_part(wiki_article, ':', 1)));
wiki_article_title := trim(substr(wiki_article, strpos(wiki_article, ':')+1));
ELSE
wiki_article_title := trim(wiki_article);
wiki_article_language := CASE WHEN langs[i] = 'english' THEN 'en' WHEN langs[i] = 'country' THEN get_country_language_code(country_code) ELSE langs[i] END;
END IF;
select wikipedia_article.language,wikipedia_article.title,wikipedia_article.importance
from wikipedia_article
where language = wiki_article_language and
(title = wiki_article_title OR title = catch_decode_url_part(wiki_article_title) OR title = replace(catch_decode_url_part(wiki_article_title),E'\\',''))
UNION ALL
select wikipedia_article.language,wikipedia_article.title,wikipedia_article.importance
from wikipedia_redirect join wikipedia_article on (wikipedia_redirect.language = wikipedia_article.language and wikipedia_redirect.to_title = wikipedia_article.title)
where wikipedia_redirect.language = wiki_article_language and
(from_title = wiki_article_title OR from_title = catch_decode_url_part(wiki_article_title) OR from_title = replace(catch_decode_url_part(wiki_article_title),E'\\',''))
order by importance desc limit 1 INTO result;
IF result.language is not null THEN
return result;
END IF;
END IF;
i := i + 1;
END LOOP;
RETURN NULL;
END;
$$
LANGUAGE plpgsql;
DROP TYPE IF EXISTS place_importance CASCADE;
create type place_importance as (
importance FLOAT,
wikipedia TEXT
);
CREATE OR REPLACE FUNCTION compute_importance(extratags HSTORE, country_code varchar(2), osm_type varchar(1), osm_id BIGINT)
RETURNS place_importance
AS $$
DECLARE
match RECORD;
result place_importance;
BEGIN
FOR match IN SELECT * FROM get_wikipedia_match(extratags, country_code) LOOP
result.importance := match.importance;
result.wikipedia := match.language || ':' || match.title;
RETURN result;
END LOOP;
FOR match IN SELECT * FROM wikipedia_article
WHERE osm_type = osm_type and osm_id = osm_id
ORDER BY importance DESC limit 1 LOOP
result.importance := match.importance;
result.wikipedia := match.language || ':' || match.title;
RETURN result;
END LOOP;
RETURN null;
END;
$$
LANGUAGE plpgsql;
CREATE OR REPLACE FUNCTION quad_split_geometry(geometry GEOMETRY, maxarea FLOAT, maxdepth INTEGER)
RETURNS SETOF GEOMETRY
AS $$
DECLARE
xmin FLOAT;
ymin FLOAT;
xmax FLOAT;
ymax FLOAT;
xmid FLOAT;
ymid FLOAT;
secgeo GEOMETRY;
secbox GEOMETRY;
seg INTEGER;
geo RECORD;
area FLOAT;
remainingdepth INTEGER;
added INTEGER;
BEGIN
-- RAISE WARNING 'quad_split_geometry: maxarea=%, depth=%',maxarea,maxdepth;
IF (ST_GeometryType(geometry) not in ('ST_Polygon','ST_MultiPolygon') OR NOT ST_IsValid(geometry)) THEN
RETURN NEXT geometry;
RETURN;
END IF;
remainingdepth := maxdepth - 1;
area := ST_AREA(geometry);
IF remainingdepth < 1 OR area < maxarea THEN
RETURN NEXT geometry;
RETURN;
END IF;
xmin := st_xmin(geometry);
xmax := st_xmax(geometry);
ymin := st_ymin(geometry);
ymax := st_ymax(geometry);
secbox := ST_SetSRID(ST_MakeBox2D(ST_Point(ymin,xmin),ST_Point(ymax,xmax)),4326);
-- if the geometry completely covers the box don't bother to slice any more
IF ST_AREA(secbox) = area THEN
RETURN NEXT geometry;
RETURN;
END IF;
xmid := (xmin+xmax)/2;
ymid := (ymin+ymax)/2;
added := 0;
FOR seg IN 1..4 LOOP
IF seg = 1 THEN
secbox := ST_SetSRID(ST_MakeBox2D(ST_Point(xmin,ymin),ST_Point(xmid,ymid)),4326);
END IF;
IF seg = 2 THEN
secbox := ST_SetSRID(ST_MakeBox2D(ST_Point(xmin,ymid),ST_Point(xmid,ymax)),4326);
END IF;
IF seg = 3 THEN
secbox := ST_SetSRID(ST_MakeBox2D(ST_Point(xmid,ymin),ST_Point(xmax,ymid)),4326);
END IF;
IF seg = 4 THEN
secbox := ST_SetSRID(ST_MakeBox2D(ST_Point(xmid,ymid),ST_Point(xmax,ymax)),4326);
END IF;
IF st_intersects(geometry, secbox) THEN
secgeo := st_intersection(geometry, secbox);
IF NOT ST_IsEmpty(secgeo) AND ST_GeometryType(secgeo) in ('ST_Polygon','ST_MultiPolygon') THEN
FOR geo IN select quad_split_geometry(secgeo, maxarea, remainingdepth) as geom LOOP
IF NOT ST_IsEmpty(geo.geom) AND ST_GeometryType(geo.geom) in ('ST_Polygon','ST_MultiPolygon') THEN
added := added + 1;
RETURN NEXT geo.geom;
END IF;
END LOOP;
END IF;
END IF;
END LOOP;
RETURN;
END;
$$
LANGUAGE plpgsql;
CREATE OR REPLACE FUNCTION split_geometry(geometry GEOMETRY)
RETURNS SETOF GEOMETRY
AS $$
DECLARE
geo RECORD;
BEGIN
-- 10000000000 is ~~ 1x1 degree
FOR geo IN select quad_split_geometry(geometry, 0.25, 20) as geom LOOP
RETURN NEXT geo.geom;
END LOOP;
RETURN;
END;
$$
LANGUAGE plpgsql;
CREATE OR REPLACE FUNCTION place_force_delete(placeid BIGINT) RETURNS BOOLEAN
AS $$
DECLARE
osmid BIGINT;
osmtype character(1);
pclass text;
ptype text;
BEGIN
SELECT osm_type, osm_id, class, type FROM placex WHERE place_id = placeid INTO osmtype, osmid, pclass, ptype;
DELETE FROM import_polygon_delete where osm_type = osmtype and osm_id = osmid and class = pclass and type = ptype;
DELETE FROM import_polygon_error where osm_type = osmtype and osm_id = osmid and class = pclass and type = ptype;
-- force delete from place/placex by making it a very small geometry
UPDATE place set geometry = ST_SetSRID(ST_Point(0,0), 4326) where osm_type = osmtype and osm_id = osmid and class = pclass and type = ptype;
DELETE FROM place where osm_type = osmtype and osm_id = osmid and class = pclass and type = ptype;
RETURN TRUE;
END;
$$
LANGUAGE plpgsql;
CREATE OR REPLACE FUNCTION place_force_update(placeid BIGINT) RETURNS BOOLEAN
AS $$
DECLARE
placegeom GEOMETRY;
geom GEOMETRY;
diameter FLOAT;
rank INTEGER;
BEGIN
UPDATE placex SET indexed_status = 2 WHERE place_id = placeid;
SELECT geometry, rank_search FROM placex WHERE place_id = placeid INTO placegeom, rank;
IF placegeom IS NOT NULL AND ST_IsValid(placegeom) THEN
IF ST_GeometryType(placegeom) in ('ST_Polygon','ST_MultiPolygon') THEN
FOR geom IN select split_geometry(placegeom) FROM placex WHERE place_id = placeid LOOP
update placex set indexed_status = 2 where (st_covers(geom, placex.geometry) OR ST_Intersects(geom, placex.geometry))
AND rank_search > rank and indexed_status = 0 and ST_geometrytype(placex.geometry) = 'ST_Point' and (rank_search < 28 or name is not null or (rank >= 16 and address ? 'place'));
update placex set indexed_status = 2 where (st_covers(geom, placex.geometry) OR ST_Intersects(geom, placex.geometry))
AND rank_search > rank and indexed_status = 0 and ST_geometrytype(placex.geometry) != 'ST_Point' and (rank_search < 28 or name is not null or (rank >= 16 and address ? 'place'));
END LOOP;
ELSE
diameter := 0;
IF rank = 11 THEN
diameter := 0.05;
ELSEIF rank < 18 THEN
diameter := 0.1;
ELSEIF rank < 20 THEN
diameter := 0.05;
ELSEIF rank = 21 THEN
diameter := 0.001;
ELSEIF rank < 24 THEN
diameter := 0.02;
ELSEIF rank < 26 THEN
diameter := 0.002; -- 100 to 200 meters
ELSEIF rank < 28 THEN
diameter := 0.001; -- 50 to 100 meters
END IF;
IF diameter > 0 THEN
IF rank >= 26 THEN
-- roads may cause reparenting for >27 rank places
update placex set indexed_status = 2 where indexed_status = 0 and rank_search > rank and ST_DWithin(placex.geometry, placegeom, diameter);
ELSEIF rank >= 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 > rank and ST_DWithin(placex.geometry, placegeom, diameter) and (rank_search < 28 or name is not null or address ? 'place');
ELSE
-- for all other places the search terms may change as well
update placex set indexed_status = 2 where indexed_status = 0 and rank_search > rank and ST_DWithin(placex.geometry, placegeom, diameter) and (rank_search < 28 or name is not null);
END IF;
END IF;
END IF;
RETURN TRUE;
END IF;
RETURN FALSE;
END;
$$
LANGUAGE plpgsql;
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