/**
  * @param int $id_game
  * @return bool - true on success
  * @throws GameAdministrationException
  */
 public function deleteGame($id_game)
 {
     $id_game = intval($id_game);
     if (!$this->checkMod() && !$this->checkCreator($id_game)) {
         throw new GameAdministrationException('User not allowed to delete game.');
     }
     ModelGame::deleteGame($id_game);
     return true;
 }