52 lines
1.3 KiB
PHP
52 lines
1.3 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\DependencyInjection;
|
|
|
|
use Psr\Container\ContainerInterface;
|
|
use Symfony\Component\HttpFoundation\RequestStack;
|
|
use Symfony\Component\HttpKernel\Fragment\FragmentHandler;
|
|
|
|
/**
|
|
* Lazily loads fragment renderers from the dependency injection container.
|
|
*
|
|
* @author Fabien Potencier <fabien@symfony.com>
|
|
*/
|
|
class LazyLoadingFragmentHandler extends FragmentHandler
|
|
{
|
|
private $container;
|
|
|
|
/**
|
|
* @var array<string, bool>
|
|
*/
|
|
private $initialized = [];
|
|
|
|
public function __construct(ContainerInterface $container, RequestStack $requestStack, bool $debug = false)
|
|
{
|
|
$this->container = $container;
|
|
|
|
parent::__construct($requestStack, [], $debug);
|
|
}
|
|
|
|
/**
|
|
* {@inheritdoc}
|
|
*/
|
|
public function render($uri, string $renderer = 'inline', array $options = [])
|
|
{
|
|
if (!isset($this->initialized[$renderer]) && $this->container->has($renderer)) {
|
|
$this->addRenderer($this->container->get($renderer));
|
|
$this->initialized[$renderer] = true;
|
|
}
|
|
|
|
return parent::render($uri, $renderer, $options);
|
|
}
|
|
}
|