public function generateEmailValidationCode(Garp_Db_Table_Row $user, $validationToken) {
        $authVars = Garp_Auth::getInstance()->getConfigValues();

        $validationCode  = '';
        $validationCode .= $validationToken;
        $validationCode .= md5($user->email);
        $validationCode .= md5($authVars['salt']);
        $validationCode .= md5($user->id);
        $validationCode = md5($validationCode);
        return $validationCode;
    }