public function checkUserCredentials($username, $password)
{
// mocking logic to throw an exception if the user is banned
if ($username === 'banned_user') {
$loginException = new DomainException('User is banned', 401);
$loginException->setTitle('banned');
$loginException->setType('http://www.w3.org/Protocols/rfc2616/rfc2616-sec10.html');
throw $loginException;
}
return parent::checkUserCredentials($username, $password);
}
