/**
* @return \Symfony\Component\Validator\Constraint
*/
protected function createUniqueEmailConstraint()
{
return new Callback(['methods' => [function ($email, ExecutionContextInterface $contextInterface) {
if ($this->userFacade->hasUserByUsername($email)) {
$contextInterface->addViolation('User with email "{{ username }}" already exists.', ['{{ username }}' => $email]);
}
}], 'groups' => [self::GROUP_UNIQUE_USERNAME_CHECK]]);
}
/**
* @param string $username
*
* @return bool
*/
public function hasUserByUsername($username)
{
return $this->userFacade->hasUserByUsername($username);
}
