dataservices-api/server/extension/sql/21_bulk_geocode_street.sql
2018-06-15 09:55:52 +02:00

76 lines
3.6 KiB
PL/PgSQL

-- TODO: could cartodb_id be replaced by rowid, maybe needing extra care for offset?
CREATE TYPE cdb_dataservices_server.geocoding AS (
cartodb_id integer,
the_geom geometry(Multipolygon,4326),
metadata jsonb
);
CREATE OR REPLACE FUNCTION cdb_dataservices_server._cdb_bulk_geocode_street_point(username TEXT, orgname TEXT, searchtext jsonb)
RETURNS SETOF cdb_dataservices_server.geocoding AS $$
from cartodb_services.metrics import metrics
from cartodb_services.tools import Logger
plpy.execute("SELECT cdb_dataservices_server._connect_to_redis('{0}')".format(username))
redis_conn = GD["redis_connection_{0}".format(username)]['redis_metrics_connection']
plpy.execute("SELECT cdb_dataservices_server._get_geocoder_config({0}, {1})".format(plpy.quote_nullable(username), plpy.quote_nullable(orgname)))
user_geocoder_config = GD["user_geocoder_config_{0}".format(username)]
plpy.execute("SELECT cdb_dataservices_server._get_logger_config()")
logger_config = GD["logger_config"]
logger = Logger(logger_config)
params = {'searchtext': searchtext}
with metrics('cdb_bulk_geocode_street_point', user_geocoder_config, logger, params):
if user_geocoder_config.google_geocoder:
google_plan = plpy.prepare("SELECT * FROM cdb_dataservices_server._cdb_bulk_google_geocode_street_point($1, $2, $3); ", ["text", "text", "jsonb"])
result = plpy.execute(google_plan, [username, orgname, searchtext])
return result
else:
raise Exception('Requested geocoder is not available')
$$ LANGUAGE plpythonu STABLE PARALLEL RESTRICTED;
CREATE OR REPLACE FUNCTION cdb_dataservices_server._cdb_bulk_google_geocode_street_point(username TEXT, orgname TEXT, searchtext jsonb)
RETURNS SETOF cdb_dataservices_server.geocoding AS $$
from cartodb_services.tools import LegacyServiceManager,QuotaExceededException,Logger
from cartodb_services.google import GoogleMapsGeocoder
plpy.execute("SELECT cdb_dataservices_server._get_logger_config()")
logger_config = GD["logger_config"]
logger = Logger(logger_config)
service_manager = LegacyServiceManager('geocoder', username, orgname, GD)
try:
service_manager.assert_within_limits(quota=False)
geocoder = GoogleMapsGeocoder(service_manager.config.google_client_id, service_manager.config.google_api_key, service_manager.logger)
geocode_results = geocoder.bulk_geocode(searchtext=searchtext)
if geocode_results:
results = []
for result in geocode_results:
if result[1]:
plan = plpy.prepare("SELECT ST_SetSRID(ST_MakePoint($1, $2), 4326) as the_geom; ", ["double precision", "double precision"])
point = plpy.execute(plan, result[1], 1)[0]
results.append([result[0], point['the_geom'], None])
else:
results.append([result[0], None, None])
service_manager.quota_service.increment_success_service_use(len(results))
return results
else:
service_manager.quota_service.increment_empty_service_use(len(searchtext))
return []
except QuotaExceededException as qe:
service_manager.quota_service.increment_failed_service_use(len(searchtext))
return []
except BaseException as e:
import sys
service_manager.quota_service.increment_failed_service_use()
service_manager.logger.error('Error trying to bulk geocode street point using google maps', sys.exc_info(), data={"username": username, "orgname": orgname})
raise Exception('Error trying to bulk geocode street point using google maps')
finally:
service_manager.quota_service.increment_total_service_use()
$$ LANGUAGE plpythonu STABLE PARALLEL RESTRICTED;