75 lines
2.3 KiB
PHP
75 lines
2.3 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\Fluid\ViewHelpers\Be\Security;
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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 implementing an ifHasRole/else condition for backend users
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* and backend groups ("Role").
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*
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* ```
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* <f:be.security.ifHasRole role="Administrator">
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* <f:then>
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* This is being shown in case you have the role.
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* </f:then>
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* <f:else>
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* This is being displayed in case you do not have the role.
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* </f:else>
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* </f:be.security.ifHasRole>
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* ```
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*
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* @see https://docs.typo3.org/permalink/t3viewhelper:typo3-fluid-be-security-ifhasrole
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*/
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final class IfHasRoleViewHelper extends AbstractConditionViewHelper
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{
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/**
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* Initializes the "role" argument.
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* Renders <f:then> child if the current logged in BE user belongs to the specified role (aka usergroup)
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* otherwise renders <f:else> child.
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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('role', 'string', 'The usergroup (either the usergroup uid or its title).');
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}
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public static function verdict(array $arguments, RenderingContextInterface $renderingContext): bool
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{
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$role = $arguments['role'];
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if (!is_array($GLOBALS['BE_USER']->userGroups) || $arguments['role'] === null) {
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return false;
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}
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if (is_numeric($role)) {
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foreach ($GLOBALS['BE_USER']->userGroups as $userGroup) {
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if ((int)$userGroup['uid'] === (int)$role) {
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return true;
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}
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}
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} else {
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foreach ($GLOBALS['BE_USER']->userGroups as $userGroup) {
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if ($userGroup['title'] === $role) {
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return true;
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}
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}
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}
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return false;
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}
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}
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