Mapzen integration for the server side
This commit is contained in:
Mario de Frutos
@@ -1,6 +1,79 @@
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--DO NOT MODIFY THIS FILE, IT IS GENERATED AUTOMATICALLY FROM SOURCES
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-- Complain if script is sourced in psql, rather than via CREATE EXTENSION
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\echo Use "CREATE EXTENSION cdb_dataservices_server" to load this file. \quit
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CREATE TYPE cdb_dataservices_server.simple_route AS (
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shape geometry(LineString,4326),
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length real,
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duration integer
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);
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CREATE OR REPLACE FUNCTION cdb_dataservices_server._cdb_mapzen_route_point_to_point(
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username TEXT,
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orgname TEXT,
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origin geometry(Point, 4326),
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destination geometry(Point, 4326),
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mode TEXT,
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options text[] DEFAULT ARRAY[]::text[],
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units text DEFAULT 'kilometers')
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RETURNS cdb_dataservices_server.simple_route AS $$
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import json
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from cartodb_services.mapzen import MapzenRouting, MapzenRoutingResponse
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from cartodb_services.mapzen.types import polyline_to_linestring
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from cartodb_services.metrics import QuotaService
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from cartodb_services.tools import Coordinate
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redis_conn = GD["redis_connection_{0}".format(username)]['redis_metrics_connection']
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user_routing_config = GD["user_routing_config_{0}".format(username)]
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quota_service = QuotaService(user_routing_config, redis_conn)
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try:
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client = MapzenRouting(user_routing_config.mapzen_app_key)
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orig_lat = plpy.execute("SELECT ST_Y('%s') AS lat" % origin)[0]['lat']
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orig_lon = plpy.execute("SELECT ST_X('%s') AS lon" % origin)[0]['lon']
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origin_coordinates = Coordinate(orig_lon, orig_lat)
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dest_lat = plpy.execute("SELECT ST_Y('%s') AS lat" % destination)[0]['lat']
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dest_lon = plpy.execute("SELECT ST_X('%s') AS lon" % destination)[0]['lon']
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dest_coordinates = Coordinate(dest_lon, dest_lat)
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resp = client.calculate_route_point_to_point(origin_coordinates, dest_coordinates, mode, options, units)
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if resp:
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shape_linestring = polyline_to_linestring(resp.shape)
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quota_service.increment_success_geocoder_use()
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return [shape_linestring, resp.length, resp.duration]
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else:
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quota_service.increment_empty_geocoder_use()
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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 obtain route using mapzen provider: {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 SECURITY DEFINER;
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CREATE OR REPLACE FUNCTION cdb_dataservices_server.cdb_route_point_to_point(
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username TEXT,
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orgname TEXT,
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origin geometry(Point, 4326),
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destination geometry(Point, 4326),
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mode TEXT,
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options text[] DEFAULT ARRAY[]::text[],
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units text DEFAULT 'kilometers')
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RETURNS cdb_dataservices_server.simple_route AS $$
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plpy.execute("SELECT cdb_dataservices_server._connect_to_redis('{0}')".format(username))
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redis_conn = GD["redis_connection_{0}".format(username)]['redis_metrics_connection']
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plpy.execute("SELECT cdb_dataservices_server._get_routing_config({0}, {1})".format(plpy.quote_nullable(username), plpy.quote_nullable(orgname)))
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user_routing_config = GD["user_routing_config_{0}".format(username)]
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mapzen_plan = plpy.prepare("SELECT * FROM cdb_dataservices_server._cdb_mapzen_route_point_to_point($1, $2, $3, $4, $5, $6, $7) as route;", ["text", "text", "geometry(Point, 4326)", "geometry(Point, 4326)", "text", "text[]", "text"])
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result = plpy.execute(mapzen_plan, [username, orgname, origin, destination, mode, options, units])
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return [result[0]['shape'],result[0]['length'], result[0]['duration']]
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$$ LANGUAGE plpythonu;
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CREATE TYPE cdb_dataservices_server._redis_conf_params AS (
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sentinel_master_id text,
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redis_host text,
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@@ -85,14 +158,14 @@ RETURNS boolean AS $$
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$$ LANGUAGE plpythonu SECURITY DEFINER;
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-- Get the Redis configuration from the _conf table --
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CREATE OR REPLACE FUNCTION cdb_dataservices_server._get_routing_config(username text, orgname text)
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CREATE OR REPLACE FUNCTION cdb_dataservices_server._get_isolines_routing_config(username text, orgname text)
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RETURNS boolean AS $$
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cache_key = "user_routing_config_{0}".format(username)
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cache_key = "user_isolines_routing_config_{0}".format(username)
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if cache_key in GD:
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return False
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else:
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import json
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from cartodb_services.metrics import RoutingConfig
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from cartodb_services.metrics import IsolinesRoutingConfig
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plpy.execute("SELECT cdb_dataservices_server._connect_to_redis('{0}')".format(username))
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redis_conn = GD["redis_connection_{0}".format(username)]['redis_metadata_connection']
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heremaps_conf_json = plpy.execute("SELECT cartodb.CDB_Conf_GetConf('heremaps_conf') as heremaps_conf", 1)[0]['heremaps_conf']
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@@ -103,7 +176,31 @@ RETURNS boolean AS $$
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heremaps_conf = json.loads(heremaps_conf_json)
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heremaps_app_id = heremaps_conf['app_id']
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heremaps_app_code = heremaps_conf['app_code']
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routing_config = RoutingConfig(redis_conn, username, orgname, heremaps_app_id, heremaps_app_code)
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isolines_routing_config = IsolinesRoutingConfig(redis_conn, username, orgname, heremaps_app_id, heremaps_app_code)
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# --Think about the security concerns with this kind of global cache, it should be only available
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# --for this user session but...
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GD[cache_key] = isolines_routing_config
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return True
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$$ LANGUAGE plpythonu SECURITY DEFINER;
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-- Get the Redis configuration from the _conf table --
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CREATE OR REPLACE FUNCTION cdb_dataservices_server._get_routing_config(username text, orgname text)
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RETURNS boolean AS $$
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cache_key = "user_routing_config_{0}".format(username)
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if cache_key in GD:
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return False
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else:
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import json
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from cartodb_services.metrics import RoutingConfig
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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_metadata_connection']
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mapzen_conf_json = plpy.execute("SELECT cartodb.CDB_Conf_GetConf('mapzen_conf') as mapzen_conf", 1)[0]['mapzen_conf']
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if not mapzen_conf_json:
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mapzen_app_key = None
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else:
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mapzen_conf = json.loads(mapzen_conf_json)
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mapzen_app_key = mapzen_conf['routing_app_key']
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routing_config = RoutingConfig(redis_conn, username, orgname, mapzen_app_key)
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# --Think about the security concerns with this kind of global cache, it should be only available
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# --for this user session but...
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GD[cache_key] = routing_config
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@@ -814,12 +911,15 @@ RETURNS SETOF cdb_dataservices_server.isoline AS $$
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from cartodb_services.here.types import geo_polyline_to_multipolygon
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redis_conn = GD["redis_connection_{0}".format(username)]['redis_metrics_connection']
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user_routing_config = GD["user_routing_config_{0}".format(username)]
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user_isolines_routing_config = GD["user_isolines_routing_config_{0}".format(username)]
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quota_service = QuotaService(user_routing_config, redis_conn)
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# -- Check the quota
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quota_service = QuotaService(user_isolines_routing_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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client = HereMapsRoutingIsoline(user_routing_config.heremaps_app_id, user_routing_config.heremaps_app_code, base_url = HereMapsRoutingIsoline.PRODUCTION_ROUTING_BASE_URL)
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client = HereMapsRoutingIsoline(user_isolines_routing_config.heremaps_app_id, user_isolines_routing_config.heremaps_app_code, base_url = HereMapsRoutingIsoline.PRODUCTION_ROUTING_BASE_URL)
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if source:
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lat = plpy.execute("SELECT ST_Y('%s') AS lat" % source)[0]['lat']
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@@ -859,8 +959,8 @@ CREATE OR REPLACE FUNCTION cdb_dataservices_server.cdb_isodistance(username TEXT
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RETURNS SETOF cdb_dataservices_server.isoline 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_routing_config({0}, {1})".format(plpy.quote_nullable(username), plpy.quote_nullable(orgname)))
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user_isolines_config = GD["user_routing_config_{0}".format(username)]
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plpy.execute("SELECT cdb_dataservices_server._get_isolines_routing_config({0}, {1})".format(plpy.quote_nullable(username), plpy.quote_nullable(orgname)))
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user_isolines_config = GD["user_isolines_routing_config_{0}".format(username)]
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type = 'isodistance'
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here_plan = plpy.prepare("SELECT cdb_dataservices_server._cdb_here_routing_isolines($1, $2, $3, $4, $5, $6, $7) as isoline; ", ["text", "text", "text", "geometry(Geometry, 4326)", "text", "integer[]", "text[]"])
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@@ -877,8 +977,8 @@ CREATE OR REPLACE FUNCTION cdb_dataservices_server.cdb_isochrone(username TEXT,
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RETURNS SETOF cdb_dataservices_server.isoline 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_routing_config({0}, {1})".format(plpy.quote_nullable(username), plpy.quote_nullable(orgname)))
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user_isolines_config = GD["user_routing_config_{0}".format(username)]
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plpy.execute("SELECT cdb_dataservices_server._get_isolines_routing_config({0}, {1})".format(plpy.quote_nullable(username), plpy.quote_nullable(orgname)))
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user_isolines_config = GD["user_isolines_routing_config_{0}".format(username)]
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type = 'isochrone'
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here_plan = plpy.prepare("SELECT cdb_dataservices_server._cdb_here_routing_isolines($1, $2, $3, $4, $5, $6, $7) as isoline; ", ["text", "text", "text", "geometry(Geometry, 4326)", "text", "integer[]", "text[]"])
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