Files
cms-fluid/Classes/Core/Component/EventBasedComponentRenderer.php
T

62 lines
2.4 KiB
PHP

<?php
declare(strict_types=1);
/*
* This file is part of the TYPO3 CMS project.
*
* It is free software; you can redistribute it and/or modify it under
* the terms of the GNU General Public License, either version 2
* of the License, or any later version.
*
* For the full copyright and license information, please read the
* LICENSE.txt file that was distributed with this source code.
*
* The TYPO3 project - inspiring people to share!
*/
namespace TYPO3\CMS\Fluid\Core\Component;
use Psr\EventDispatcher\EventDispatcherInterface;
use Psr\Http\Message\ServerRequestInterface;
use Symfony\Component\DependencyInjection\Attribute\Autoconfigure;
use TYPO3\CMS\Fluid\Event\RenderComponentEvent;
use TYPO3Fluid\Fluid\Core\Component\ComponentDefinitionProviderInterface;
use TYPO3Fluid\Fluid\Core\Component\ComponentRenderer as FluidComponentRenderer;
use TYPO3Fluid\Fluid\Core\Component\ComponentRendererInterface;
use TYPO3Fluid\Fluid\Core\Component\ComponentTemplateResolverInterface;
use TYPO3Fluid\Fluid\Core\Rendering\RenderingContextInterface;
use TYPO3Fluid\Fluid\Core\ViewHelper\ViewHelperResolverDelegateInterface;
/**
* @internal
*/
#[Autoconfigure(autowire: false)]
final readonly class EventBasedComponentRenderer implements ComponentRendererInterface
{
public function __construct(
private EventDispatcherInterface $eventDispatcher,
private ViewHelperResolverDelegateInterface&ComponentDefinitionProviderInterface&ComponentTemplateResolverInterface $componentCollection,
) {}
public function renderComponent(string $viewHelperName, array $arguments, array $slots, RenderingContextInterface $parentRenderingContext): string
{
$request
= $parentRenderingContext->hasAttribute(ServerRequestInterface::class)
? $parentRenderingContext->getAttribute(ServerRequestInterface::class)
: null;
$event = $this->eventDispatcher->dispatch(
new RenderComponentEvent($this->componentCollection, $viewHelperName, $arguments, $slots, $parentRenderingContext, $request)
);
if ($event->getRenderedComponent() !== null) {
return $event->getRenderedComponent();
}
return (new FluidComponentRenderer($this->componentCollection))->renderComponent(
$viewHelperName,
$event->getArguments(),
$event->getSlots(),
$parentRenderingContext,
);
}
}