-CREATE OR REPLACE FUNCTION tigger_create_interpolation(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;
- housenum INTEGER;
- newpoints INTEGER;
- numberrange INTEGER;
- rangestartnumber 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;
- rangestartnumber := 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(place_centroid, '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, 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;
-
- newpoints := 0;
- FOR housenum IN startnumber..endnumber BY stepsize LOOP
- insert into location_property_tiger (place_id, partition, parent_place_id, housenumber, postcode, centroid)
- values (nextval('seq_place'), out_partition, out_parent_place_id, housenum, in_postcode,
- ST_Line_Interpolate_Point(linegeo, (housenum::float-rangestartnumber::float)/numberrange::float));
- newpoints := newpoints + 1;
- END LOOP;
-
- RETURN newpoints;
-END;
-$$
-LANGUAGE plpgsql;
-