Developer
<?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;
interface SurrogateInterface
{
/**
* Returns surrogate name.
*/
public function getName(): string;
/**
* Returns a new cache strategy instance.
*/
public function createCacheStrategy(): ResponseCacheStrategyInterface;
/**
* Checks that at least one surrogate has Surrogate capability.
*/
public function hasSurrogateCapability(Request $request): bool;
/**
* Adds Surrogate-capability to the given Request.
*/
public function addSurrogateCapability(Request $request);
/**
* Adds HTTP headers to specify that the Response needs to be parsed for Surrogate.
*
* This method only adds an Surrogate HTTP header if the Response has some Surrogate tags.
*/
public function addSurrogateControl(Response $response);
/**
* Checks that the Response needs to be parsed for Surrogate tags.
*/
public function needsParsing(Response $response): bool;
/**
* Renders a Surrogate tag.
*
* @param string $alt An alternate URI
* @param string $comment A comment to add as an esi:include tag
*/
public function renderIncludeTag(string $uri, string $alt = null, bool $ignoreErrors = true, string $comment = ''): string;
/**
* Replaces a Response Surrogate tags with the included resource content.
*/
public function process(Request $request, Response $response): Response;
/**
* Handles a Surrogate from the cache.
*
* @param string $alt An alternative URI
*
* @throws \RuntimeException
* @throws \Exception
*/
public function handle(HttpCache $cache, string $uri, string $alt, bool $ignoreErrors): string;
}
Developer
To ensure a smooth integration process and optimal performance, follow these best practices: