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handle duplicate word entries correctly when looking for nearest street

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Sarah Hoffmann
2014-04-28 20:01:44 +02:00
parent e3f90f8dcf
commit 5882a15bac
2 changed files with 25 additions and 10 deletions
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27
sql/functions.sql
View File

@@ -271,6 +271,20 @@ 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;
$$
LANGUAGE plpgsql IMMUTABLE;
CREATE OR REPLACE FUNCTION array_merge(a INTEGER[], b INTEGER[])
RETURNS INTEGER[]
AS $$
@@ -1260,6 +1274,7 @@ DECLARE
search_maxrank INTEGER;
address_maxrank INTEGER;
address_street_word_id INTEGER;
address_street_word_ids INTEGER[];
parent_place_id_rank BIGINT;
isin TEXT[];
@@ -1505,18 +1520,18 @@ BEGIN
--RAISE WARNING 'x3 %',NEW.parent_place_id;
IF NEW.parent_place_id IS NULL AND NEW.street IS NOT NULL THEN
address_street_word_id := get_name_id(make_standard_name(NEW.street));
IF address_street_word_id IS NOT NULL THEN
FOR location IN SELECT * from getNearestNamedRoadFeature(NEW.partition, place_centroid, address_street_word_id) LOOP
address_street_word_ids := get_name_ids(make_standard_name(NEW.street));
IF address_street_word_ids IS NOT NULL THEN
FOR location IN SELECT * from getNearestNamedRoadFeature(NEW.partition, place_centroid, address_street_word_ids) LOOP
NEW.parent_place_id := location.place_id;
END LOOP;
END IF;
END IF;
IF NEW.parent_place_id IS NULL AND NEW.addr_place IS NOT NULL THEN
address_street_word_id := get_name_id(make_standard_name(NEW.addr_place));
IF address_street_word_id IS NOT NULL THEN
FOR location IN SELECT * from getNearestNamedPlaceFeature(NEW.partition, place_centroid, address_street_word_id) LOOP
address_street_word_ids := get_name_id(make_standard_name(NEW.addr_place));
IF address_street_word_ids IS NOT NULL THEN
FOR location IN SELECT * from getNearestNamedPlaceFeature(NEW.partition, place_centroid, address_street_word_ids) LOOP
NEW.parent_place_id := location.place_id;
END LOOP;
END IF;

8
sql/partition-functions.src.sql
View File

@@ -111,7 +111,7 @@ END
$$
LANGUAGE plpgsql;
create or replace function getNearestNamedRoadFeature(in_partition INTEGER, point GEOMETRY, isin_token INTEGER)
create or replace function getNearestNamedRoadFeature(in_partition INTEGER, point GEOMETRY, isin_token INTEGER[])
RETURNS setof nearfeature AS $$
DECLARE
r nearfeature%rowtype;
@@ -123,7 +123,7 @@ BEGIN
SELECT place_id, name_vector, address_rank, search_rank,
ST_Distance(centroid, point) as distance, null as isguess
FROM search_name_-partition-
WHERE name_vector @> ARRAY[isin_token]
WHERE name_vector @> isin_token
AND ST_DWithin(centroid, point, 0.01)
AND search_rank between 26 and 27
ORDER BY distance ASC limit 1
@@ -139,7 +139,7 @@ END
$$
LANGUAGE plpgsql;
create or replace function getNearestNamedPlaceFeature(in_partition INTEGER, point GEOMETRY, isin_token INTEGER)
create or replace function getNearestNamedPlaceFeature(in_partition INTEGER, point GEOMETRY, isin_token INTEGER[])
RETURNS setof nearfeature AS $$
DECLARE
r nearfeature%rowtype;
@@ -151,7 +151,7 @@ BEGIN
SELECT place_id, name_vector, address_rank, search_rank,
ST_Distance(centroid, point) as distance, null as isguess
FROM search_name_-partition-
WHERE name_vector @> ARRAY[isin_token]
WHERE name_vector @> isin_token
AND ST_DWithin(centroid, point, 0.03)
AND search_rank between 16 and 22
ORDER BY distance ASC limit 1