public function getAuthenticationValidator()
{
if ($this->authenticationValidator === NULL) {
$validator = new Authentication();
$validator->setOptions($this->getAuthenticationConfig())->setMessages(array(Authentication::IDENTITY_NOT_FOUND => 'Invalid identity', Authentication::IDENTITY_AMBIGUOUS => 'Identity is ambiguous', Authentication::CREDENTIAL_INVALID => 'Invalid password', Authentication::UNCATEGORIZED => 'Authentication failed', Authentication::GENERAL => 'Authentication failed'));
$this->setAuthenticationValidator($validator);
}
return $this->authenticationValidator;
}
