public function TaxNumberConstraintValidator::validate in Commerce Core 8.2

File

modules/tax/src/Plugin/Validation/Constraint/TaxNumberConstraintValidator.php, line 17

Class

TaxNumberConstraintValidator

Validates the TaxNumber constraint.

Namespace

Drupal\commerce_tax\Plugin\Validation\Constraint

Code

public function validate($item, Constraint $constraint) {

  /** @var \Drupal\commerce_tax\Plugin\Field\FieldType\TaxNumberItemInterface $item */
  if ($item
    ->isEmpty() || strlen($item->value) > 64) {

    // The number is empty or not well formed.
    // The Length constraint is repeated here because Symfony Validator
    // doesn't stop when the first constraint validation fails.
    return;
  }
  $tax_number_type = $item
    ->getTypePlugin();
  if (!$tax_number_type) {

    // Type not yet known.
    return;
  }
  if (!$tax_number_type
    ->validate($item->value)) {

    // Show examples, if available, to demonstrate the right format.
    $examples = $tax_number_type
      ->getFormattedExamples();
    $message_name = $examples ? 'invalidMessageWithExamples' : 'invalidMessage';
    $this->context
      ->buildViolation($constraint->{$message_name})
      ->atPath('value')
      ->setParameter('%name', $item
      ->getFieldDefinition()
      ->getLabel())
      ->setParameter('@examples', $examples)
      ->setInvalidValue($item->value)
      ->addViolation();
    return;
  }

  // Perform verification, but only if it hasn't been done already.
  $verify = $constraint->verify && empty($item->verification_state);
  $allow_unverified = $constraint->allowUnverified;
  if ($verify && $tax_number_type instanceof SupportsVerificationInterface) {
    $result = $tax_number_type
      ->verify($item->value);
    if ($result
      ->isFailure() || $result
      ->isUnknown() && !$allow_unverified) {
      $this->context
        ->buildViolation($constraint->verificationFailedMessage)
        ->atPath('value')
        ->setParameter('%name', $item
        ->getFieldDefinition()
        ->getLabel())
        ->setInvalidValue($item->value)
        ->addViolation();
      return;
    }
  }
}