data-services/geocoder/extension/cdb_geocoder--0.0.1--0.0.2.sql
Juan Ignacio Sánchez Lara a50aeed50c 0.0.1 <-> 0.0.2 scripts
2018-02-20 10:52:52 +01:00

59 lines
2.0 KiB
PL/PgSQL

CREATE OR REPLACE FUNCTION geocode_admin0_polygons(name text[])
RETURNS SETOF geocode_admin_v1 AS $$
DECLARE
ret geocode_admin_v1%rowtype;
BEGIN
-- FOR ret IN
RETURN QUERY
SELECT q, n.the_geom as geom, CASE WHEN s.adm0_a3 IS NULL then FALSE ELSE TRUE END AS success
FROM unnest(name) WITH ORDINALITY q
LEFT OUTER JOIN admin0_synonyms s ON name_ = lower(geocode_clean_name(q))::text
LEFT OUTER JOIN ne_admin0_v3 n ON s.adm0_a3 = n.adm0_a3
GROUP BY q, n.the_geom, s.adm0_a3, q.ordinality
ORDER BY q.ordinality;
END
$$ LANGUAGE 'plpgsql' SECURITY DEFINER;
CREATE OR REPLACE FUNCTION admin0_synonym_lookup(name text[])
RETURNS SETOF synonym_lookup_v1 AS $$
DECLARE
ret synonym_lookup_v1%rowtype;
BEGIN RETURN QUERY
SELECT q, s.adm0_a3
FROM unnest(name) WITH ORDINALITY q
LEFT OUTER JOIN admin0_synonyms s ON name_ = lower(geocode_clean_name(q))::text
GROUP BY q, s.adm0_a3, q.ordinality
ORDER BY q.ordinality;
END
$$ LANGUAGE 'plpgsql' SECURITY DEFINER;
CREATE OR REPLACE FUNCTION geocode_namedplace(places text[], admin1s text[], inputcountry text[]) RETURNS SETOF geocode_admin1_country_v1
LANGUAGE plpgsql IMMUTABLE SECURITY DEFINER
AS $$
DECLARE
ret geocode_admin1_country_v1%rowtype;
BEGIN
IF admin1s IS NULL THEN
FOR ret IN SELECT g.q as q, NULL as a1, g.c as c, g.geom as geom, g.success as success FROM (SELECT (geocode_namedplace(places, inputcountry)).*) g LOOP
RETURN NEXT ret;
END LOOP;
ELSE
FOR ret IN WITH clean AS (
SELECT array_agg(p) p, array_agg(a) a, c
FROM (SELECT p, a, c
FROM (SELECT p, a, c, nest.ordinality as ord FROM unnest(places, admin1s) with ordinality nest (p, a), LATERAL unnest(inputcountry) with ordinality c) z
GROUP BY p, a, c, z.ord
ORDER BY z.ord
) y
GROUP BY c
)
SELECT (geocode_namedplace(p, a, c)).* FROM clean
LOOP
RETURN NEXT ret;
END LOOP;
END IF;
RETURN;
END
$$;