function LinkNotExistingInternalConstraintValidator::validate

File

core/modules/link/src/Plugin/Validation/Constraint/LinkNotExistingInternalConstraintValidator.php, line 21

Class

LinkNotExistingInternalConstraintValidator

Validates the LinkNotExistingInternal 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 {
    /** @var \Drupal\Core\Url $url */
    $url = $value->getUrl();
  } catch (\InvalidArgumentException) {
    return;
  }
  if ($url->isRouted()) {
    $allowed = TRUE;
    try {
      $url->toString(TRUE);
    } catch (RouteNotFoundException) {
      $allowed = FALSE;
    } catch (InvalidParameterException) {
      $allowed = FALSE;
    } catch (MissingMandatoryParametersException) {
      $allowed = FALSE;
    }
    if (!$allowed) {
      $this->context
        ->buildViolation($constraint->message, [
        '@uri' => $value->uri,
      ])
        ->atPath('uri')
        ->addViolation();
    }
  }
}