public function Execute()
 {
     $viewData = array();
     $errors = array();
     if (!PUBLIC_USER_CREATION_CODE) {
         Helper::Redirect("users.php");
     }
     if (Session::GetPublicCreationCodeEntered()) {
         Helper::Redirect("edit_user.php");
     }
     if (isset($_POST["proceed"])) {
         if ($_POST["publicCreationCode"] == PUBLIC_USER_CREATION_CODE) {
             Session::SetPublicCreationCodeEntered(true);
             Helper::Redirect("edit_user.php");
         }
         $errors[] = __("INVALID_CODE");
     }
     if (isset($_POST["cancel"])) {
         Helper::Redirect("users.php");
     }
     $viewData["Errors"] = $errors;
     return $viewData;
 }