85 lines
4.6 KiB
PL/PgSQL
85 lines
4.6 KiB
PL/PgSQL
-- Geocodes a street address given a searchtext and a state and/or country
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CREATE OR REPLACE FUNCTION cdb_dataservices_server.cdb_geocode_street_point(username TEXT, orgname TEXT, searchtext TEXT, city TEXT DEFAULT NULL, state_province TEXT DEFAULT NULL, country TEXT DEFAULT NULL)
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RETURNS Geometry AS $$
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plpy.execute("SELECT cdb_dataservices_server._connect_to_redis('{0}')".format(username))
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redis_conn = GD["redis_connection_{0}".format(username)]['redis_metrics_connection']
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plpy.execute("SELECT cdb_dataservices_server._get_geocoder_config({0}, {1})".format(plpy.quote_nullable(username), plpy.quote_nullable(orgname)))
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user_geocoder_config = GD["user_geocoder_config_{0}".format(username)]
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if user_geocoder_config.heremaps_geocoder:
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here_plan = plpy.prepare("SELECT cdb_dataservices_server._cdb_here_geocode_street_point($1, $2, $3, $4, $5, $6) as point; ", ["text", "text", "text", "text", "text", "text"])
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return plpy.execute(here_plan, [username, orgname, searchtext, city, state_province, country], 1)[0]['point']
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elif user_geocoder_config.google_geocoder:
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google_plan = plpy.prepare("SELECT cdb_dataservices_server._cdb_google_geocode_street_point($1, $2, $3, $4, $5, $6) as point; ", ["text", "text", "text", "text", "text", "text"])
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return plpy.execute(google_plan, [username, orgname, searchtext, city, state_province, country], 1)[0]['point']
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else:
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plpy.error('Requested geocoder is not available')
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$$ LANGUAGE plpythonu;
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CREATE OR REPLACE FUNCTION cdb_dataservices_server._cdb_here_geocode_street_point(username TEXT, orgname TEXT, searchtext TEXT, city TEXT DEFAULT NULL, state_province TEXT DEFAULT NULL, country TEXT DEFAULT NULL)
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RETURNS Geometry AS $$
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from cartodb_services.here import HereMapsGeocoder
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from cartodb_services.metrics import QuotaService
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redis_conn = GD["redis_connection_{0}".format(username)]['redis_metrics_connection']
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user_geocoder_config = GD["user_geocoder_config_{0}".format(username)]
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# -- Check the quota
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quota_service = QuotaService(user_geocoder_config, redis_conn)
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if not quota_service.check_user_quota():
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plpy.error('You have reach the limit of your quota')
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try:
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geocoder = HereMapsGeocoder(user_geocoder_config.heremaps_app_id, user_geocoder_config.heremaps_app_code)
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coordinates = geocoder.geocode(searchtext=searchtext, city=city, state=state_province, country=country)
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if coordinates:
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quota_service.increment_success_geocoder_use()
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plan = plpy.prepare("SELECT ST_SetSRID(ST_MakePoint($1, $2), 4326); ", ["double precision", "double precision"])
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point = plpy.execute(plan, [coordinates[0], coordinates[1]], 1)[0]
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return point['st_setsrid']
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else:
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quota_service.increment_empty_geocoder_use()
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return None
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except BaseException as e:
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import sys, traceback
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type_, value_, traceback_ = sys.exc_info()
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quota_service.increment_failed_geocoder_use()
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error_msg = 'There was an error trying to geocode using here maps geocoder: {0}'.format(e)
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plpy.notice(traceback.format_tb(traceback_))
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plpy.error(error_msg)
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finally:
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quota_service.increment_total_geocoder_use()
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$$ LANGUAGE plpythonu;
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CREATE OR REPLACE FUNCTION cdb_dataservices_server._cdb_google_geocode_street_point(username TEXT, orgname TEXT, searchtext TEXT, city TEXT DEFAULT NULL, state_province TEXT DEFAULT NULL, country TEXT DEFAULT NULL)
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RETURNS Geometry AS $$
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from cartodb_services.google import GoogleMapsGeocoder
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from cartodb_services.metrics import QuotaService
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redis_conn = GD["redis_connection_{0}".format(username)]['redis_metrics_connection']
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user_geocoder_config = GD["user_geocoder_config_{0}".format(username)]
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quota_service = QuotaService(user_geocoder_config, redis_conn)
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try:
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geocoder = GoogleMapsGeocoder(user_geocoder_config.google_client_id, user_geocoder_config.google_api_key)
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coordinates = geocoder.geocode(searchtext=searchtext, city=city, state=state_province, country=country)
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if coordinates:
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quota_service.increment_success_geocoder_use()
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plan = plpy.prepare("SELECT ST_SetSRID(ST_MakePoint($1, $2), 4326); ", ["double precision", "double precision"])
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point = plpy.execute(plan, [coordinates[0], coordinates[1]], 1)[0]
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return point['st_setsrid']
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else:
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quota_service.increment_empty_geocoder_use()
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return None
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except BaseException as e:
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import sys, traceback
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type_, value_, traceback_ = sys.exc_info()
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quota_service.increment_failed_geocoder_use()
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error_msg = 'There was an error trying to geocode using google maps geocoder: {0}'.format(e)
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plpy.notice(traceback.format_tb(traceback_))
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plpy.error(error_msg)
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finally:
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quota_service.increment_total_geocoder_use()
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$$ LANGUAGE plpythonu;
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