67 lines
2.0 KiB
PHP
67 lines
2.0 KiB
PHP
<?php
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/*
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* This file is part of the Symfony package.
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*
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* (c) Fabien Potencier <fabien@symfony.com>
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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namespace Symfony\Component\HttpKernel\RenderingStrategy;
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use Symfony\Component\HttpFoundation\Request;
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use Symfony\Component\HttpKernel\Controller\ControllerReference;
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use Symfony\Component\HttpKernel\HttpCache\Esi;
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/**
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*
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* @author Fabien Potencier <fabien@symfony.com>
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*/
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class EsiRenderingStrategy extends GeneratorAwareRenderingStrategy
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{
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private $esi;
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private $defaultStrategy;
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public function __construct(Esi $esi, RenderingStrategyInterface $defaultStrategy)
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{
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$this->esi = $esi;
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$this->defaultStrategy = $defaultStrategy;
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}
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/**
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*
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* Note that this method generates an esi:include tag only when both the standalone
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* option is set to true and the request has ESI capability (@see Symfony\Component\HttpKernel\HttpCache\ESI).
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*
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* Available options:
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*
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* * ignore_errors: true to return an empty string in case of an error
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* * alt: an alternative URI to execute in case of an error
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* * comment: a comment to add when returning an esi:include tag
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*/
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public function render($uri, Request $request = null, array $options = array())
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{
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if (!$this->esi->hasSurrogateEsiCapability($request)) {
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return $this->defaultStrategy->render($uri, $request, $options);
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}
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if ($uri instanceof ControllerReference) {
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$uri = $this->generateProxyUri($uri, $request);
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}
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$alt = isset($options['alt']) ? $options['alt'] : null;
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if ($alt instanceof ControllerReference) {
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$alt = $this->generateProxyUri($alt, $request);
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}
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return $this->esi->renderIncludeTag($uri, $alt, $options['ignore_errors'], isset($options['comment']) ? $options['comment'] : '');
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}
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public function getName()
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{
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return 'esi';
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}
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}
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