53 lines
1.6 KiB
PHP
53 lines
1.6 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 TYPO3Fluid\Fluid\Core\Rendering\RenderingContextInterface;
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use TYPO3Fluid\Fluid\Core\ViewHelper\AbstractConditionViewHelper;
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/**
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* ViewHelper condition to checks whether a toolbar item provides a dropdown menu.
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*
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* ```
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* <be:toolbar.ifHasDropdown class="{toolbarItem}">
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* <f:then>...</f:then>
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* <f:else>...</f:else>
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* </be:toolbar.ifHasDropdown>
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* ```
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*
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* @see https://docs.typo3.org/permalink/t3viewhelper:typo3-backend-toolbar-ifhasdropdown
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* @internal
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*/
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class IfHasDropdownViewHelper extends AbstractConditionViewHelper
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{
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public function initializeArguments(): void
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{
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parent::initializeArguments();
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$this->registerArgument('class', ToolbarItemInterface::class, 'The toolbar item class to be checked for providing a drop down', true);
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}
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/**
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* @param array{class: object} $arguments
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*/
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public static function verdict(array $arguments, RenderingContextInterface $renderingContext): bool
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{
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return $arguments['class'] instanceof ToolbarItemInterface && $arguments['class']->hasDropDown();
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}
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}
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