AlkantarClanX12
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<?php
/*
* This file is part of the Symfony package.
*
* (c) Fabien Potencier <fabien@symfony.com>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace Symfony\Component\Form\Extension\Csrf;
use Symfony\Component\Form\Exception\UnexpectedTypeException;
use Symfony\Component\Form\Extension\Csrf\CsrfProvider\CsrfProviderAdapter;
use Symfony\Component\Form\Extension\Csrf\CsrfProvider\CsrfProviderInterface;
use Symfony\Component\Form\AbstractExtension;
use Symfony\Component\Security\Csrf\CsrfTokenManagerInterface;
use Symfony\Component\Translation\TranslatorInterface;
/**
* This extension protects forms by using a CSRF token.
*
* @author Bernhard Schussek <bschussek@gmail.com>
*/
class CsrfExtension extends AbstractExtension
{
/**
* @var CsrfTokenManagerInterface
*/
private $tokenManager;
/**
* @var TranslatorInterface
*/
private $translator;
/**
* @var null|string
*/
private $translationDomain;
/**
* Constructor.
*
* @param CsrfTokenManagerInterface $tokenManager The CSRF token manager
* @param TranslatorInterface $translator The translator for translating error messages
* @param null|string $translationDomain The translation domain for translating
*/
public function __construct($tokenManager, TranslatorInterface $translator = null, $translationDomain = null)
{
if ($tokenManager instanceof CsrfProviderInterface) {
$tokenManager = new CsrfProviderAdapter($tokenManager);
} elseif (!$tokenManager instanceof CsrfTokenManagerInterface) {
throw new UnexpectedTypeException($tokenManager, 'CsrfProviderInterface or CsrfTokenManagerInterface');
}
$this->tokenManager = $tokenManager;
$this->translator = $translator;
$this->translationDomain = $translationDomain;
}
/**
* {@inheritDoc}
*/
protected function loadTypeExtensions()
{
return array(
new Type\FormTypeCsrfExtension($this->tokenManager, true, '_token', $this->translator, $this->translationDomain),
);
}
}