function LinkAccessConstraintValidator::validate

File

core/modules/link/src/Plugin/Validation/Constraint/LinkAccessConstraintValidator.php, line 48

Class

LinkAccessConstraintValidator

Validates the LinkAccess constraint.

Namespace

Code

public function validate($value, Constraint $constraint) : void {
  if (!$value instanceof LinkItemInterface) {
    throw new UnexpectedValueException($value, LinkItemInterface::class);
  }
  if ($value->isEmpty()) {
    return;
  }
  try {
    $url = $value->getUrl();
  } catch (\InvalidArgumentException) {
    return;
  }
  // Disallow URLs if the current user doesn't have the 'link to any page'
  // permission nor can access this URI.
  $allowed = $this->current_user
    ->hasPermission('link to any page') || $url->access();
  if (!$allowed) {
    $this->context
      ->buildViolation($constraint->message, [
      '@uri' => $value->uri,
    ])
      ->atPath('uri')
      ->addViolation();
  }
}