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<?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!
*/
/*
* Inspired by and partially taken from the Neos.Form package (www.neos.io)
*/
namespace TYPO3\CMS\Form\ViewHelpers;
use TYPO3\CMS\Core\Utility\GeneralUtility;
use TYPO3\CMS\Form\Domain\Model\Renderable\RenderableInterface;
use TYPO3\CMS\Form\Domain\Model\Renderable\RootRenderableInterface;
use TYPO3\CMS\Form\Domain\Runtime\FormRuntime;
use TYPO3Fluid\Fluid\Core\Rendering\RenderingContextInterface;
use TYPO3Fluid\Fluid\Core\ViewHelper\AbstractViewHelper;
use TYPO3Fluid\Fluid\Core\ViewHelper\Traits\CompileWithRenderStatic;
/**
* Render a renderable.
*
* Set the renderable into the \TYPO3\CMS\Form\Mvc\View\FormView
* and return the rendered content.
*
* Scope: frontend
*/
final class RenderRenderableViewHelper extends AbstractViewHelper
{
use CompileWithRenderStatic;
/**
* @var bool
*/
protected $escapeOutput = false;
public function initializeArguments(): void
{
$this->registerArgument('renderable', RootRenderableInterface::class, 'A RenderableInterface instance', true);
}
public static function renderStatic(array $arguments, \Closure $renderChildrenClosure, RenderingContextInterface $renderingContext): string
{
/** @var FormRuntime $formRuntime */
$formRuntime = $renderingContext
->getViewHelperVariableContainer()
->get(self::class, 'formRuntime');
$renderable = $arguments['renderable'];
foreach ($GLOBALS['TYPO3_CONF_VARS']['SC_OPTIONS']['ext/form']['beforeRendering'] ?? [] as $className) {
$hookObj = GeneralUtility::makeInstance($className);
if (method_exists($hookObj, 'beforeRendering')) {
$hookObj->beforeRendering(
$formRuntime,
$renderable
);
}
}
$content = '';
if ($renderable instanceof FormRuntime || $renderable instanceof RenderableInterface && $renderable->isEnabled()) {
$content = $renderChildrenClosure();
}
// Wrap every renderable with a span with an identifier path data attribute if previewMode is active
if (!empty($content)) {
$renderingOptions = $formRuntime->getRenderingOptions();
if (isset($renderingOptions['previewMode']) && $renderingOptions['previewMode'] === true) {
$path = $renderable->getIdentifier();
if ($renderable instanceof RenderableInterface) {
while ($renderable = $renderable->getParentRenderable()) {
$path = $renderable->getIdentifier() . '/' . $path;
}
}
$content = '<span data-element-identifier-path="' . $path . '">' . $content . '</span>';
}
}
return $content;
}
}