TaxNumberConstraintValidator.php in Commerce Core 8.2

Namespace

Drupal\commerce_tax\Plugin\Validation\Constraint

File

modules/tax/src/Plugin/Validation/Constraint/TaxNumberConstraintValidator.php

<?php

namespace Drupal\commerce_tax\Plugin\Validation\Constraint;

use Drupal\commerce_tax\Plugin\Commerce\TaxNumberType\SupportsVerificationInterface;
use Symfony\Component\Validator\Constraint;
use Symfony\Component\Validator\ConstraintValidator;

/**
 * Validates the TaxNumber constraint.
 */
class TaxNumberConstraintValidator extends ConstraintValidator {

  /**
   * {@inheritdoc}
   */
  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;
      }
    }
  }

}

Classes

Name	Description
TaxNumberConstraintValidator	Validates the TaxNumber constraint.