/usr/share/php/Symfony/Bundle/FrameworkBundle/HttpCache/HttpCache.php is in php-symfony-framework-bundle 2.8.7+dfsg-1.3+deb9u1.
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/*
* 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\Bundle\FrameworkBundle\HttpCache;
use Symfony\Component\HttpKernel\HttpKernelInterface;
use Symfony\Component\HttpKernel\HttpCache\HttpCache as BaseHttpCache;
use Symfony\Component\HttpKernel\HttpCache\Esi;
use Symfony\Component\HttpKernel\HttpCache\Store;
use Symfony\Component\HttpFoundation\Request;
use Symfony\Component\HttpFoundation\Response;
/**
* Manages HTTP cache objects in a Container.
*
* @author Fabien Potencier <fabien@symfony.com>
*/
abstract class HttpCache extends BaseHttpCache
{
protected $cacheDir;
protected $kernel;
/**
* Constructor.
*
* @param HttpKernelInterface $kernel An HttpKernelInterface instance
* @param string $cacheDir The cache directory (default used if null)
*/
public function __construct(HttpKernelInterface $kernel, $cacheDir = null)
{
$this->kernel = $kernel;
$this->cacheDir = $cacheDir;
parent::__construct($kernel, $this->createStore(), $this->createSurrogate(), array_merge(array('debug' => $kernel->isDebug()), $this->getOptions()));
}
/**
* Forwards the Request to the backend and returns the Response.
*
* @param Request $request A Request instance
* @param bool $raw Whether to catch exceptions or not
* @param Response $entry A Response instance (the stale entry if present, null otherwise)
*
* @return Response A Response instance
*/
protected function forward(Request $request, $raw = false, Response $entry = null)
{
$this->getKernel()->boot();
$this->getKernel()->getContainer()->set('cache', $this);
$this->getKernel()->getContainer()->set($this->getSurrogate()->getName(), $this->getSurrogate());
return parent::forward($request, $raw, $entry);
}
/**
* Returns an array of options to customize the Cache configuration.
*
* @return array An array of options
*/
protected function getOptions()
{
return array();
}
protected function createSurrogate()
{
return new Esi();
}
/**
* Creates new ESI instance.
*
* @return Esi
*
* @deprecated since version 2.6, to be removed in 3.0. Use createSurrogate() instead
*/
protected function createEsi()
{
@trigger_error('The '.__METHOD__.' method is deprecated since version 2.6 and will be removed in 3.0. Use createSurrogate() instead.', E_USER_DEPRECATED);
return $this->createSurrogate();
}
protected function createStore()
{
return new Store($this->cacheDir ?: $this->kernel->getCacheDir().'/http_cache');
}
}
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