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Directory >> /home/whitjouh/public_html/core/vendor/symfony/http-kernel/HttpCache/

File / Folder	Size	Action
.	-
AbstractSurrogate.php	4.642KB	edt ren
Esi.php	3.237KB	edt ren
HttpCache.php	26.846KB	edt ren
ResponseCacheStrategy.php	9.057KB	edt ren
ResponseCacheStrategyIn...	1.03KB	edt ren
Ssi.php	2.528KB	edt ren
Store.php	14.361KB	edt ren
StoreInterface.php	2.176KB	edt ren
SubRequestHandler.php	3.829KB	edt ren
SurrogateInterface.php	2.107KB	edt ren

<?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\HttpKernel\HttpCache;

use Symfony\Component\HttpFoundation\Request;
use Symfony\Component\HttpFoundation\Response;

/**
 * Ssi implements the SSI capabilities to Request and Response instances.
 *
 * @author Sebastian Krebs <krebs.seb@gmail.com>
 */
class Ssi extends AbstractSurrogate
{
    public function getName(): string
    {
        return 'ssi';
    }

/**
     * @return void
     */
    public function addSurrogateControl(Response $response)
    {
        if (str_contains($response->getContent(), '<!--#include')) {
            $response->headers->set('Surrogate-Control', 'content="SSI/1.0"');
        }
    }

public function renderIncludeTag(string $uri, ?string $alt = null, bool $ignoreErrors = true, string $comment = ''): string
    {
        return sprintf('', $uri);
    }

public function process(Request $request, Response $response): Response
    {
        $type = $response->headers->get('Content-Type');
        if (empty($type)) {
            $type = 'text/html';
        }

$parts = explode(';', $type);
        if (!\in_array($parts[0], $this->contentTypes)) {
            return $response;
        }

// we don't use a proper XML parser here as we can have SSI tags in a plain text response
        $content = $response->getContent();
        $boundary = self::generateBodyEvalBoundary();
        $chunks = preg_split('##', $content, -1, \PREG_SPLIT_DELIM_CAPTURE);

$i = 1;
        while (isset($chunks[$i])) {
            $options = [];
            preg_match_all('/(virtual)="([^"]*?)"/', $chunks[$i], $matches, \PREG_SET_ORDER);
            foreach ($matches as $set) {
                $options[$set[1]] = $set[2];
            }

if (!isset($options['virtual'])) {
                throw new \RuntimeException('Unable to process an SSI tag without a "virtual" attribute.');
            }

$chunks[$i] = $boundary.$options['virtual']."\n\n\n";
            $i += 2;
        }
        $content = $boundary.implode('', $chunks).$boundary;

$response->setContent($content);
        $response->headers->set('X-Body-Eval', 'SSI');

// remove SSI/1.0 from the Surrogate-Control header
        $this->removeFromControl($response);

return $response;
    }
}