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<?php
/**
* Copyright since 2007 PrestaShop SA and Contributors
* PrestaShop is an International Registered Trademark & Property of PrestaShop SA
*
* NOTICE OF LICENSE
*
* This source file is subject to the Open Software License (OSL 3.0)
* that is bundled with this package in the file LICENSE.md.
* It is also available through the world-wide-web at this URL:
* https://opensource.org/licenses/OSL-3.0
* If you did not receive a copy of the license and are unable to
* obtain it through the world-wide-web, please send an email
* to license@prestashop.com so we can send you a copy immediately.
*
* DISCLAIMER
*
* Do not edit or add to this file if you wish to upgrade PrestaShop to newer
* versions in the future. If you wish to customize PrestaShop for your
* needs please refer to https://devdocs.prestashop.com/ for more information.
*
* @author PrestaShop SA and Contributors <contact@prestashop.com>
* @copyright Since 2007 PrestaShop SA and Contributors
* @license https://opensource.org/licenses/OSL-3.0 Open Software License (OSL 3.0)
*/
namespace PrestaShop\PrestaShop\Adapter\Cache\Clearer;
use AppKernel;
use Hook;
use PrestaShop\PrestaShop\Core\Cache\Clearer\CacheClearerInterface;
use Symfony\Bundle\FrameworkBundle\Console\Application;
use Symfony\Component\Console\Input\ArrayInput;
use Symfony\Component\Console\Output\NullOutput;
/**
* Class SymfonyCacheClearer clears Symfony cache directly from filesystem.
*
* @internal
*/
final class SymfonyCacheClearer implements CacheClearerInterface
{
/**
* {@inheritdoc}
*/
public function clear()
{
/* @var AppKernel */
global $kernel;
if (!$kernel) {
return;
}
$cacheClearLocked = $kernel->locksCacheClear();
if (false === $cacheClearLocked) {
// The lock was not possible for some reason we should exit
return;
}
// If we reach here it means the clear lock file is locked, we register a shutdown function that will clear the cache once
// the current process is over.
register_shutdown_function(function () use ($kernel) {
$cacheDir = $kernel->getCacheDir();
if (!file_exists($cacheDir)) {
return;
}
$application = new Application($kernel);
$application->setAutoExit(false);
// Clear cache
$input = new ArrayInput([
'command' => 'cache:clear',
'--no-optional-warmers' => true,
'--env' => $kernel->getEnvironment(),
]);
$output = new NullOutput();
$application->run($input, $output);
Hook::exec('actionClearSf2Cache');
});
// Unlock is registered in another separate function to make sure it will be called no matter what
register_shutdown_function(function () use ($kernel) {
$kernel->unlocksCacheClear();
});
}
}