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