62 lines
2.1 KiB
PHP
62 lines
2.1 KiB
PHP
<?php
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declare(strict_types=1);
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/*
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* This file is part of the TYPO3 CMS project.
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*
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* It is free software; you can redistribute it and/or modify it under
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* the terms of the GNU General Public License, either version 2
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* of the License, or any later version.
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*
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* For the full copyright and license information, please read the
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* LICENSE.txt file that was distributed with this source code.
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*
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* The TYPO3 project - inspiring people to share!
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*/
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namespace TYPO3\CMS\Backend\ViewHelpers\Toolbar;
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use TYPO3\CMS\Backend\Toolbar\ToolbarItemInterface;
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use TYPO3\CMS\Core\Utility\GeneralUtility;
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use TYPO3Fluid\Fluid\Core\ViewHelper\AbstractViewHelper;
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/**
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* ViewHelper to build a "class" attribute string for use in rendered toolbar items.
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*
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* ```
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* <be:toolbar.attributes class="{someToolbarItemInterfaceInstance}" />
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* ```
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*
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* @see https://docs.typo3.org/permalink/t3viewhelper:typo3-backend-toolbar-attributes
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* @internal
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*/
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final class AttributesViewHelper extends AbstractViewHelper
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{
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public function initializeArguments(): void
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{
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$this->registerArgument('class', ToolbarItemInterface::class, 'Class being converted to a string for usage as id attribute', true);
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}
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public function render(): string
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{
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$additionalAttributes = [
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'class' => 'toolbar-item dropdown',
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];
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$toolbarItem = $this->arguments['class'] ?? null;
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if ($toolbarItem instanceof ToolbarItemInterface) {
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$additionalAttributes['class'] .= ' ' . ($toolbarItem->getAdditionalAttributes()['class'] ?? '');
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$additionalAttributes['id'] = self::convertClassNameToIdAttribute(get_class($toolbarItem));
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}
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return GeneralUtility::implodeAttributes($additionalAttributes);
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}
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private static function convertClassNameToIdAttribute(string $fullyQualifiedClassName): string
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{
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$className = GeneralUtility::underscoredToLowerCamelCase($fullyQualifiedClassName);
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$className = GeneralUtility::camelCaseToLowerCaseUnderscored($className);
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return str_replace(['_', '\\'], '-', $className);
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}
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}
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