Nominatim/sql/tiger_import_start.sql
2016-03-23 09:34:36 +01:00

81 lines
2.9 KiB
PL/PgSQL

DROP TABLE IF EXISTS location_property_tiger_import;
CREATE TABLE location_property_tiger_import (linegeo GEOMETRY, place_id BIGINT, partition INTEGER, parent_place_id BIGINT, startnumber INTEGER, endnumber INTEGER, interpolationtype TEXT, postcode TEXT);
CREATE OR REPLACE FUNCTION tiger_line_import(linegeo GEOMETRY, in_startnumber INTEGER,
in_endnumber INTEGER, interpolationtype TEXT,
in_street TEXT, in_isin TEXT, in_postcode TEXT) RETURNS INTEGER
AS $$
DECLARE
startnumber INTEGER;
endnumber INTEGER;
stepsize INTEGER;
numberrange INTEGER;
place_centroid GEOMETRY;
out_partition INTEGER;
out_parent_place_id BIGINT;
location RECORD;
address_street_word_id INTEGER;
BEGIN
IF in_endnumber > in_startnumber THEN
startnumber = in_startnumber;
endnumber = in_endnumber;
ELSE
startnumber = in_endnumber;
endnumber = in_startnumber;
END IF;
numberrange := endnumber - startnumber;
IF (interpolationtype = 'odd' AND startnumber%2 = 0) OR (interpolationtype = 'even' AND startnumber%2 = 1) THEN
startnumber := startnumber + 1;
stepsize := 2;
ELSE
IF (interpolationtype = 'odd' OR interpolationtype = 'even') THEN
stepsize := 2;
ELSE -- everything else assumed to be 'all'
stepsize := 1;
END IF;
END IF;
-- Filter out really broken tiger data
IF numberrange > 0 AND (numberrange::float/stepsize::float > 500)
AND ST_length(linegeo)/(numberrange::float/stepsize::float) < 0.000001 THEN
RAISE WARNING 'Road too short for number range % to % on %, % (%)',startnumber,endnumber,in_street,in_isin,
ST_length(linegeo)/(numberrange::float/stepsize::float);
RETURN 0;
END IF;
place_centroid := ST_Centroid(linegeo);
out_partition := get_partition('us');
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, ARRAY[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 getNearestParellelRoadFeature(out_partition, linegeo) 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;
--insert street(line) into import table
insert into location_property_tiger_import (linegeo, place_id, partition, parent_place_id, startnumber, endnumber, interpolationtype, postcode)
values (linegeo, nextval('seq_place'), out_partition, out_parent_place_id, startnumber, endnumber, interpolationtype, in_postcode);
RETURN 1;
END;
$$
LANGUAGE plpgsql;