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<?php
/**
* Copyright © Magento, Inc. All rights reserved.
* See COPYING.txt for license details.
*/
namespace Magento\PageCache\Model\Controller\Result;
use Magento\PageCache\Model\Config;
use Magento\Framework\App\PageCache\Kernel;
use Magento\Framework\App\State as AppState;
use Magento\Framework\Registry;
use Magento\Framework\Controller\ResultInterface;
use Magento\Framework\App\Response\Http as ResponseHttp;
use Laminas\Http\Header\HeaderInterface as HttpHeaderInterface;
use Magento\PageCache\Model\Cache\Type as CacheType;
/**
* Plugin for processing builtin cache
*
* @SuppressWarnings(PHPMD.CouplingBetweenObjects)
*/
class BuiltinPlugin
{
/**
* @var Config
*/
private $config;
/**
* @var Kernel
*/
private $kernel;
/**
* @var AppState
*/
private $state;
/**
* @var Registry
*/
private $registry;
/**
* @param Config $config
* @param Kernel $kernel
* @param AppState $state
* @param Registry $registry
*/
public function __construct(Config $config, Kernel $kernel, AppState $state, Registry $registry)
{
$this->config = $config;
$this->kernel = $kernel;
$this->state = $state;
$this->registry = $registry;
}
/**
* Perform result postprocessing
*
* @param ResultInterface $subject
* @param ResultInterface $result
* @param ResponseHttp $response
* @return ResultInterface
*
* @SuppressWarnings(PHPMD.UnusedFormalParameter)
*/
public function afterRenderResult(ResultInterface $subject, ResultInterface $result, ResponseHttp $response)
{
$usePlugin = $this->registry->registry('use_page_cache_plugin');
if (!$usePlugin || !$this->config->isEnabled() || $this->config->getType() !== Config::BUILT_IN) {
return $result;
}
if ($this->state->getMode() == AppState::MODE_DEVELOPER) {
$cacheControlHeader = $response->getHeader('Cache-Control');
if ($cacheControlHeader instanceof HttpHeaderInterface) {
$response->setHeader('X-Magento-Cache-Control', $cacheControlHeader->getFieldValue());
}
$response->setHeader('X-Magento-Cache-Debug', 'MISS', true);
}
$tagsHeader = $response->getHeader('X-Magento-Tags');
$tags = [];
if ($tagsHeader) {
$tags = explode(',', $tagsHeader->getFieldValue());
$response->clearHeader('X-Magento-Tags');
}
$tags = array_unique(array_merge($tags, [CacheType::CACHE_TAG]));
$response->setHeader('X-Magento-Tags', implode(',', $tags));
$this->kernel->process($response);
return $result;
}
}