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- <?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.
- *
- * @return string
- */
- public function getName();
- /**
- * Returns a new cache strategy instance.
- *
- * @return ResponseCacheStrategyInterface A ResponseCacheStrategyInterface instance
- */
- public function createCacheStrategy();
- /**
- * Checks that at least one surrogate has Surrogate capability.
- *
- * @return bool true if one surrogate has Surrogate capability, false otherwise
- */
- public function hasSurrogateCapability(Request $request);
- /**
- * 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.
- *
- * @return bool true if the Response needs to be parsed, false otherwise
- */
- public function needsParsing(Response $response);
- /**
- * Renders a Surrogate tag.
- *
- * @param string $uri A URI
- * @param string $alt An alternate URI
- * @param bool $ignoreErrors Whether to ignore errors or not
- * @param string $comment A comment to add as an esi:include tag
- *
- * @return string
- */
- public function renderIncludeTag($uri, $alt = null, $ignoreErrors = true, $comment = '');
- /**
- * Replaces a Response Surrogate tags with the included resource content.
- *
- * @return Response
- */
- public function process(Request $request, Response $response);
- /**
- * Handles a Surrogate from the cache.
- *
- * @param string $uri The main URI
- * @param string $alt An alternative URI
- * @param bool $ignoreErrors Whether to ignore errors or not
- *
- * @return string
- *
- * @throws \RuntimeException
- * @throws \Exception
- */
- public function handle(HttpCache $cache, $uri, $alt, $ignoreErrors);
- }
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