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Implement geocoding and reverse geocoding with tiger interpolation lines instead of points.

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This commit is contained in:
Markus Gail
2016-03-10 16:22:39 +01:00
parent bc449e10be
commit 46cef36184
14 changed files with 448 additions and 75 deletions
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22
sql/functions.sql
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@@ -2183,7 +2183,8 @@ END;
$$
LANGUAGE plpgsql;
CREATE OR REPLACE FUNCTION get_address_by_language(for_place_id BIGINT, languagepref TEXT[]) RETURNS TEXT
--housenumber only needed for tiger data
CREATE OR REPLACE FUNCTION get_address_by_language(for_place_id BIGINT, housenumber INTEGER, languagepref TEXT[]) RETURNS TEXT
AS $$
DECLARE
result TEXT[];
@@ -2195,7 +2196,7 @@ BEGIN
result := '{}';
prevresult := '';
FOR location IN select * from get_addressdata(for_place_id) where isaddress order by rank_address desc LOOP
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));
@@ -2223,10 +2224,10 @@ create type addressline as (
distance FLOAT
);
CREATE OR REPLACE FUNCTION get_addressdata(in_place_id BIGINT) RETURNS setof addressline
CREATE OR REPLACE FUNCTION get_addressdata(in_place_id BIGINT, in_housenumber INTEGER) RETURNS setof addressline
AS $$
DECLARE
for_place_id BIGINT;
for_place_id BIGINT;--parent_place_id
result TEXT[];
search TEXT[];
found INTEGER;
@@ -2242,11 +2243,14 @@ DECLARE
countryname HSTORE;
hadcountry BOOLEAN;
BEGIN
select parent_place_id,'us', housenumber, 30, postcode, null, 'place', 'house' from location_property_tiger
WHERE place_id = in_place_id
INTO for_place_id,searchcountrycode, searchhousenumber, searchrankaddress, searchpostcode, searchhousename, searchclass, searchtype;
--first query tiger data
select parent_place_id,'us', 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, searchrankaddress, searchpostcode, searchhousename, searchclass, searchtype;
IF for_place_id IS NOT NULL THEN
searchhousenumber = in_housenumber::text;
END IF;
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