www.aleph1.co.uk Git - yaffs-website/blob - vendor/symfony/validator/Constraints/CountryValidator.php

   1 <?php
   2
   3 /*
   4  * This file is part of the Symfony package.
   5  *
   6  * (c) Fabien Potencier <fabien@symfony.com>
   7  *
   8  * For the full copyright and license information, please view the LICENSE
   9  * file that was distributed with this source code.
  10  */
  11
  12 namespace Symfony\Component\Validator\Constraints;
  13
  14 use Symfony\Component\Intl\Intl;
  15 use Symfony\Component\Validator\Context\ExecutionContextInterface;
  16 use Symfony\Component\Validator\Constraint;
  17 use Symfony\Component\Validator\ConstraintValidator;
  18 use Symfony\Component\Validator\Exception\UnexpectedTypeException;
  19
  20 /**
  21  * Validates whether a value is a valid country code.
  22  *
  23  * @author Bernhard Schussek <bschussek@gmail.com>
  24  */
  25 class CountryValidator extends ConstraintValidator
  26 {
  27     /**
  28      * {@inheritdoc}
  29      */
  30     public function validate($value, Constraint $constraint)
  31     {
  32         if (!$constraint instanceof Country) {
  33             throw new UnexpectedTypeException($constraint, __NAMESPACE__.'\Country');
  34         }
  35
  36         if (null === $value || '' === $value) {
  37             return;
  38         }
  39
  40         if (!is_scalar($value) && !(is_object($value) && method_exists($value, '__toString'))) {
  41             throw new UnexpectedTypeException($value, 'string');
  42         }
  43
  44         $value = (string) $value;
  45         $countries = Intl::getRegionBundle()->getCountryNames();
  46
  47         if (!isset($countries[$value])) {
  48             if ($this->context instanceof ExecutionContextInterface) {
  49                 $this->context->buildViolation($constraint->message)
  50                     ->setParameter('{{ value }}', $this->formatValue($value))
  51                     ->setCode(Country::NO_SUCH_COUNTRY_ERROR)
  52                     ->addViolation();
  53             } else {
  54                 $this->buildViolation($constraint->message)
  55                     ->setParameter('{{ value }}', $this->formatValue($value))
  56                     ->setCode(Country::NO_SUCH_COUNTRY_ERROR)
  57                     ->addViolation();
  58             }
  59         }
  60     }
  61 }