public function validate_address($id = false)
 {
     $this->loadModel('UserAddress');
     $address = $this->UserAddress->findById($id);
     App::import('Vendor', 'UspsApi', array('file' => 'UspsApi.php'));
     $u = new UspsApi();
     $res = $u->validate_address($address['UserAddress']);
     die(print_r(simplexml_load_string($res)));
 }
 public function usps_address()
 {
     $this->loadModel('Warehouse');
     $wh = $this->Warehouse->findById(1);
     $address = array("street" => "2669 Nutmeg Cir", "city" => "Simi Valley", "postal_code" => "93065", "province" => "CA", "apt" => "");
     App::import("Vendor", "UspsApi", array("file" => "UspsApi.php"));
     $u = new UspsApi(false, $wh);
     $res = $u->validate_address($address);
 }