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AttributesViewHelper.php
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AttributesViewHelper.php
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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!
*/
namespace TYPO3\CMS\Backend\ViewHelpers\Toolbar;
use TYPO3\CMS\Backend\Toolbar\ToolbarItemInterface;
use TYPO3\CMS\Core\Utility\GeneralUtility;
use TYPO3Fluid\Fluid\Core\Rendering\RenderingContextInterface;
use TYPO3Fluid\Fluid\Core\ViewHelper\AbstractViewHelper;
use TYPO3Fluid\Fluid\Core\ViewHelper\Traits\CompileWithRenderStatic;
/**
* Builds an attribute string for use in rendered toolbar items
*
* @internal
*/
final class AttributesViewHelper extends AbstractViewHelper
{
use CompileWithRenderStatic;
public function initializeArguments(): void
{
$this->registerArgument('class', ToolbarItemInterface::class, 'Class being converted to a string for usage as id attribute', true);
}
/**
* @param array{class?: ToolbarItemInterface} $arguments
*/
public static function renderStatic(array $arguments, \Closure $renderChildrenClosure, RenderingContextInterface $renderingContext): string
{
$additionalAttributes = [
'class' => 'toolbar-item',
];
$toolbarItem = $arguments['class'] ?? null;
if ($toolbarItem instanceof ToolbarItemInterface) {
$additionalAttributes['class'] .= ' ' . ($toolbarItem->getAdditionalAttributes()['class'] ?? '');
$additionalAttributes['id'] = self::convertClassNameToIdAttribute(\get_class($toolbarItem));
}
return GeneralUtility::implodeAttributes($additionalAttributes);
}
private static function convertClassNameToIdAttribute(string $fullyQualifiedClassName): string
{
$className = GeneralUtility::underscoredToLowerCamelCase($fullyQualifiedClassName);
$className = GeneralUtility::camelCaseToLowerCaseUnderscored($className);
return str_replace(['_', '\\'], '-', $className);
}
}