CurrencyValidator.php in Zircon Profile 8

Namespace

Symfony\Component\Validator\Constraints

File

vendor/symfony/validator/Constraints/CurrencyValidator.php

<?php

/*
 * This file is part of the Symfony package.
 *
 * (c) Fabien Potencier <[e-mail]>
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */
namespace Symfony\Component\Validator\Constraints;

use Symfony\Component\Intl\Intl;
use Symfony\Component\Validator\Context\ExecutionContextInterface;
use Symfony\Component\Validator\Constraint;
use Symfony\Component\Validator\ConstraintValidator;
use Symfony\Component\Validator\Exception\UnexpectedTypeException;

/**
 * Validates whether a value is a valid currency.
 *
 * @author Miha Vrhovnik <[e-mail]>
 */
class CurrencyValidator extends ConstraintValidator {

  /**
   * {@inheritdoc}
   */
  public function validate($value, Constraint $constraint) {
    if (!$constraint instanceof Currency) {
      throw new UnexpectedTypeException($constraint, __NAMESPACE__ . '\\Currency');
    }
    if (null === $value || '' === $value) {
      return;
    }
    if (!is_scalar($value) && !(is_object($value) && method_exists($value, '__toString'))) {
      throw new UnexpectedTypeException($value, 'string');
    }
    $value = (string) $value;
    $currencies = Intl::getCurrencyBundle()
      ->getCurrencyNames();
    if (!isset($currencies[$value])) {
      if ($this->context instanceof ExecutionContextInterface) {
        $this->context
          ->buildViolation($constraint->message)
          ->setParameter('{{ value }}', $this
          ->formatValue($value))
          ->addViolation();
      }
      else {
        $this
          ->buildViolation($constraint->message)
          ->setParameter('{{ value }}', $this
          ->formatValue($value))
          ->addViolation();
      }
    }
  }

}

Classes

Name	Description
CurrencyValidator	Validates whether a value is a valid currency.