public function CommentNameConstraintValidator::validate in Drupal 9

Same name and namespace in other branches

1. 8 core/modules/comment/src/Plugin/Validation/Constraint/CommentNameConstraintValidator.php \Drupal\comment\Plugin\Validation\Constraint\CommentNameConstraintValidator::validate()

File

core/modules/comment/src/Plugin/Validation/Constraint/CommentNameConstraintValidator.php, line 51

Class

CommentNameConstraintValidator

Validates the CommentName constraint.

Namespace

Drupal\comment\Plugin\Validation\Constraint

Code

public function validate($entity, Constraint $constraint) {
  $author_name = $entity->name->value;
  $owner_id = (int) $entity->uid->target_id;

  // Do not allow unauthenticated comment authors to use a name that is
  // taken by a registered user.
  if (isset($author_name) && $author_name !== '' && $owner_id === 0) {
    $users = $this->userStorage
      ->loadByProperties([
      'name' => $author_name,
    ]);
    if (!empty($users)) {
      $this->context
        ->buildViolation($constraint->messageNameTaken, [
        '%name' => $author_name,
      ])
        ->atPath('name')
        ->addViolation();
    }
  }
  elseif (isset($author_name) && $author_name !== '' && $owner_id) {
    $owner = $this->userStorage
      ->load($owner_id);
    if ($owner
      ->getAccountName() != $author_name) {
      $this->context
        ->buildViolation($constraint->messageMatch)
        ->atPath('name')
        ->addViolation();
    }
  }

  // Anonymous account might be required - depending on field settings. We
  // can't validate this without a valid commented entity, which will fail
  // the validation elsewhere.
  if ($owner_id === 0 && empty($author_name) && $entity
    ->getCommentedEntity() && $entity
    ->getFieldName() && $this
    ->getAnonymousContactDetailsSetting($entity) === CommentInterface::ANONYMOUS_MUST_CONTACT) {
    $this->context
      ->buildViolation($constraint->messageRequired)
      ->atPath('name')
      ->addViolation();
  }
}