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b9517c99ae
Also introduces a separate constant for the sql directory, so that it can be put separately from the rest of the data if required.
83 lines
2.9 KiB
PL/PgSQL
83 lines
2.9 KiB
PL/PgSQL
DROP TABLE IF EXISTS location_property_tiger_import;
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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);
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CREATE OR REPLACE FUNCTION tiger_line_import(linegeo GEOMETRY, in_startnumber INTEGER,
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in_endnumber INTEGER, interpolationtype TEXT,
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in_street TEXT, in_isin TEXT, in_postcode TEXT) RETURNS INTEGER
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AS $$
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DECLARE
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startnumber INTEGER;
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endnumber INTEGER;
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stepsize INTEGER;
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numberrange INTEGER;
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place_centroid GEOMETRY;
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out_partition INTEGER;
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out_parent_place_id BIGINT;
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location RECORD;
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address_street_word_ids INTEGER[];
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BEGIN
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IF in_endnumber > in_startnumber THEN
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startnumber = in_startnumber;
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endnumber = in_endnumber;
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ELSE
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startnumber = in_endnumber;
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endnumber = in_startnumber;
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END IF;
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IF startnumber < 0 THEN
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RAISE WARNING 'Negative house number range (% to %) on %, %', startnumber, endnumber, in_street, in_isin;
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RETURN 0;
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END IF;
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numberrange := endnumber - startnumber;
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IF (interpolationtype = 'odd' AND startnumber%2 = 0) OR (interpolationtype = 'even' AND startnumber%2 = 1) THEN
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startnumber := startnumber + 1;
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stepsize := 2;
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ELSE
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IF (interpolationtype = 'odd' OR interpolationtype = 'even') THEN
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stepsize := 2;
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ELSE -- everything else assumed to be 'all'
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stepsize := 1;
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END IF;
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END IF;
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-- Filter out really broken tiger data
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IF numberrange > 0 AND (numberrange::float/stepsize::float > 500)
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AND ST_length(linegeo)/(numberrange::float/stepsize::float) < 0.000001 THEN
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RAISE WARNING 'Road too short for number range % to % on %, % (%)',startnumber,endnumber,in_street,in_isin,
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ST_length(linegeo)/(numberrange::float/stepsize::float);
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RETURN 0;
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END IF;
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place_centroid := ST_Centroid(linegeo);
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out_partition := get_partition('us');
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out_parent_place_id := null;
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address_street_word_ids := word_ids_from_name(in_street);
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IF address_street_word_ids IS NOT NULL THEN
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out_parent_place_id := getNearestNamedRoadPlaceId(out_partition, place_centroid,
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address_street_word_ids);
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END IF;
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IF out_parent_place_id IS NULL THEN
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SELECT getNearestParallelRoadFeature(out_partition, linegeo)
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INTO out_parent_place_id;
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END IF;
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IF out_parent_place_id IS NULL THEN
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SELECT getNearestRoadPlaceId(out_partition, place_centroid)
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INTO out_parent_place_id;
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END IF;
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--insert street(line) into import table
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insert into location_property_tiger_import (linegeo, place_id, partition, parent_place_id, startnumber, endnumber, interpolationtype, postcode)
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values (linegeo, nextval('seq_place'), out_partition, out_parent_place_id, startnumber, endnumber, interpolationtype, in_postcode);
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RETURN 1;
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END;
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$$
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LANGUAGE plpgsql;
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