45 lines
1.2 KiB
PHP
45 lines
1.2 KiB
PHP
<?php
|
|
|
|
namespace Symfony\Component\Validator\Constraints;
|
|
|
|
/*
|
|
* This file is part of the Symfony framework.
|
|
*
|
|
* (c) Fabien Potencier <fabien.potencier@symfony-project.com>
|
|
*
|
|
* This source file is subject to the MIT license that is bundled
|
|
* with this source code in the file LICENSE.
|
|
*/
|
|
|
|
use Symfony\Component\Validator\Constraint;
|
|
use Symfony\Component\Validator\ConstraintValidator;
|
|
use Symfony\Component\Validator\Exception\UnexpectedTypeException;
|
|
|
|
/**
|
|
* Validates whether a value is a valid locale code
|
|
*
|
|
* @author Bernhard Schussek <bernhard.schussek@symfony-project.com>
|
|
*/
|
|
class LocaleValidator extends ConstraintValidator
|
|
{
|
|
public function isValid($value, Constraint $constraint)
|
|
{
|
|
if (null === $value || '' === $value) {
|
|
return true;
|
|
}
|
|
|
|
if (!is_scalar($value) && !(is_object($value) && method_exists($value, '__toString()'))) {
|
|
throw new UnexpectedTypeException($value, 'string');
|
|
}
|
|
|
|
$value = (string)$value;
|
|
|
|
if (!in_array($value, \Symfony\Component\Locale\Locale::getLocales())) {
|
|
$this->setMessage($constraint->message, array('{{ value }}' => $value));
|
|
|
|
return false;
|
|
}
|
|
|
|
return true;
|
|
}
|
|
} |