dataservices-api/server/extension/sql/40_admin1.sql
2016-03-17 22:49:55 +01:00

120 lines
4.7 KiB
PL/PgSQL

---- cdb_geocode_admin1_polygon(admin1_name text)
CREATE OR REPLACE FUNCTION cdb_dataservices_server.cdb_geocode_admin1_polygon(username text, orgname text, admin1_name text)
RETURNS Geometry AS $$
from cartodb_services.metrics import QuotaService
from cartodb_services.metrics import InternalGeocoderConfig
plpy.execute("SELECT cdb_dataservices_server._connect_to_redis('{0}')".format(username))
redis_conn = GD["redis_connection_{0}".format(username)]['redis_metrics_connection']
plpy.execute("SELECT cdb_dataservices_server._get_internal_geocoder_config({0}, {1})".format(plpy.quote_nullable(username), plpy.quote_nullable(orgname)))
user_geocoder_config = GD["user_internal_geocoder_config_{0}".format(username)]
quota_service = QuotaService(user_geocoder_config, redis_conn)
try:
plan = plpy.prepare("SELECT cdb_dataservices_server._cdb_geocode_admin1_polygon(trim($1)) AS mypolygon", ["text"])
rv = plpy.execute(plan, [admin1_name], 1)
result = rv[0]["mypolygon"]
if result:
quota_service.increment_success_service_use()
return result
else:
quota_service.increment_empty_service_use()
return None
except BaseException as e:
import sys, traceback
type_, value_, traceback_ = sys.exc_info()
quota_service.increment_failed_service_use()
error_msg = 'There was an error trying to geocode using admin0 geocoder: {0}'.format(e)
plpy.notice(traceback.format_tb(traceback_))
plpy.error(error_msg)
finally:
quota_service.increment_total_service_use()
$$ LANGUAGE plpythonu;
---- cdb_geocode_admin1_polygon(admin1_name text, country_name text)
CREATE OR REPLACE FUNCTION cdb_dataservices_server.cdb_geocode_admin1_polygon(username text, orgname text, admin1_name text, country_name text)
RETURNS Geometry AS $$
from cartodb_services.metrics import QuotaService
from cartodb_services.metrics import InternalGeocoderConfig
plpy.execute("SELECT cdb_dataservices_server._connect_to_redis('{0}')".format(username))
redis_conn = GD["redis_connection_{0}".format(username)]['redis_metrics_connection']
plpy.execute("SELECT cdb_dataservices_server._get_internal_geocoder_config({0}, {1})".format(plpy.quote_nullable(username), plpy.quote_nullable(orgname)))
user_geocoder_config = GD["user_internal_geocoder_config_{0}".format(username)]
quota_service = QuotaService(user_geocoder_config, redis_conn)
try:
plan = plpy.prepare("SELECT cdb_dataservices_server._cdb_geocode_admin1_polygon(trim($1), trim($2)) AS mypolygon", ["text", "text"])
rv = plpy.execute(plan, [admin1_name, country_name], 1)
result = rv[0]["mypolygon"]
if result:
quota_service.increment_success_service_use()
return result
else:
quota_service.increment_empty_service_use()
return None
except BaseException as e:
import sys, traceback
type_, value_, traceback_ = sys.exc_info()
quota_service.increment_failed_service_use()
error_msg = 'There was an error trying to geocode using admin0 geocoder: {0}'.format(e)
plpy.notice(traceback.format_tb(traceback_))
plpy.error(error_msg)
finally:
quota_service.increment_total_service_use()
$$ LANGUAGE plpythonu;
--------------------------------------------------------------------------------
-- Implementation of the server extension
-- Note: these functions depend on the cdb_geocoder extension
---- cdb_geocode_admin1_polygon(admin1_name text)
CREATE OR REPLACE FUNCTION cdb_dataservices_server._cdb_geocode_admin1_polygon(admin1_name text)
RETURNS Geometry AS $$
DECLARE
ret Geometry;
BEGIN
SELECT geom INTO ret
FROM (
SELECT q, (
SELECT the_geom
FROM global_province_polygons
WHERE d.c = ANY (synonyms)
ORDER BY frequency DESC LIMIT 1
) geom
FROM (
SELECT
trim(replace(lower(admin1_name),'.',' ')) c, admin1_name q
) d
) v;
RETURN ret;
END
$$ LANGUAGE plpgsql;
---- cdb_geocode_admin1_polygon(admin1_name text, country_name text)
CREATE OR REPLACE FUNCTION cdb_dataservices_server._cdb_geocode_admin1_polygon(admin1_name text, country_name text)
RETURNS Geometry AS $$
DECLARE
ret Geometry;
BEGIN
WITH p AS (SELECT r.c, r.q, (SELECT iso3 FROM country_decoder WHERE lower(country_name) = ANY (synonyms)) i FROM (SELECT trim(replace(lower(admin1_name),'.',' ')) c, country_name q) r)
SELECT
geom INTO ret
FROM (
SELECT
q, (
SELECT the_geom
FROM global_province_polygons
WHERE p.c = ANY (synonyms)
AND iso3 = p.i
ORDER BY frequency DESC LIMIT 1
) geom
FROM p) n;
RETURN ret;
END
$$ LANGUAGE plpgsql;