Client part of the mapzen integration

client/cdb_dataservices_client--0.2.0--0.3.0.sql

@@ -0,0 +1,38 @@
+CREATE TYPE cdb_dataservices_client.simple_route AS (
+    shape geometry(LineString,4326),
+    length real,
+    duration integer
+);
+
+CREATE OR REPLACE FUNCTION cdb_dataservices_client.cdb_route_point_to_point (origin geometry(Point, 4326), destination geometry(Point, 4326), mode text, options text[] DEFAULT ARRAY[]::text[], units text DEFAULT 'kilometers')
+RETURNS cdb_dataservices_client.simple_route AS $$
+DECLARE
+  ret cdb_dataservices_client.simple_route;
+  username text;
+  orgname text;
+BEGIN
+  IF session_user = 'publicuser' OR session_user ~ 'cartodb_publicuser_*' THEN
+    RAISE EXCEPTION 'The api_key must be provided';
+  END IF;
+  SELECT u, o INTO username, orgname FROM cdb_dataservices_client._cdb_entity_config() AS (u text, o text);
+  -- JSON value stored "" is taken as literal
+  IF username IS NULL OR username = '' OR username = '""' THEN
+    RAISE EXCEPTION 'Username is a mandatory argument, check it out';
+  END IF;
+  
+    SELECT * FROM cdb_dataservices_client._cdb_route_point_to_point(username, orgname, origin, destination, mode, options, units) INTO ret;
+    RETURN ret;
+  
+END;
+$$ LANGUAGE 'plpgsql' SECURITY DEFINER;
+
+
+CREATE OR REPLACE FUNCTION cdb_dataservices_client._cdb_route_point_to_point (username text, organization_name text, origin geometry(Point, 4326), destination geometry(Point, 4326), mode text, options text[] DEFAULT ARRAY[]::text[], units text DEFAULT 'kilometers')
+RETURNS cdb_dataservices_client.simple_route AS $$
+  CONNECT cdb_dataservices_client._server_conn_str();
+  
+  SELECT * FROM cdb_dataservices_server.cdb_route_point_to_point (username, organization_name, origin, destination, mode, options, units);
+  
+$$ LANGUAGE plproxy;
+
+GRANT EXECUTE ON FUNCTION cdb_dataservices_client.cdb_route_point_to_point(origin geometry(Point, 4326), destination geometry(Point, 4326), mode text, options text[], units text) TO publicuser;