/**
* Checks if an email-adress is unique
* Null and empty will always return false.
*
* @param string $email
*
* @return bool
*/
public function isEmailUnique($email)
{
if ($email) {
try {
$this->userRepository->findUserByEmail($email);
} catch (NoResultException $exc) {
return true;
}
}
return false;
}
