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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\Beuser\ViewHelpers;
use TYPO3\CMS\Core\Imaging\Icon;
use TYPO3\CMS\Core\Imaging\IconFactory;
use TYPO3\CMS\Core\Imaging\IconProvider\SvgIconProvider;
use TYPO3\CMS\Core\Localization\LanguageService;
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;
/**
* Render permission icon group (user / group / others) of the "Access" module.
*
* Most of that could be done in fluid directly, but this ViewHelper
* is much better performance wise.
*
* @internal
*/
final class PermissionsViewHelper extends AbstractViewHelper
{
use CompileWithRenderStatic;
protected const MASKS = [1, 16, 2, 4, 8];
/**
* As this ViewHelper renders HTML, the output must not be escaped.
*
* @var bool
*/
protected $escapeOutput = false;
protected static array $cachePermissionLabels = [];
public function initializeArguments(): void
{
$this->registerArgument('permission', 'int', 'Current permission', true);
$this->registerArgument('scope', 'string', '"user" / "group" / "everybody"', true);
$this->registerArgument('pageId', 'int', 'Page ID to evaluate permission for', true);
}
/**
* @param array{permission: int, scope: string, pageId: int} $arguments
*/
public static function renderStatic(array $arguments, \Closure $renderChildrenClosure, RenderingContextInterface $renderingContext): string
{
$iconFactory = GeneralUtility::makeInstance(IconFactory::class);
$icon = '';
foreach (self::MASKS as $mask) {
if ($arguments['permission'] & $mask) {
$iconIdentifier = 'actions-check';
$iconClass = 'text-success';
$mode = 'delete';
} else {
$iconIdentifier = 'actions-close';
$iconClass = 'text-danger';
$mode = 'add';
}
$label = self::resolvePermissionLabel($mask);
$icon .= '<button'
. ' aria-label="' . htmlspecialchars($label) . ', ' . htmlspecialchars($mode) . ', ' . htmlspecialchars($arguments['scope']) . '"'
. ' title="' . htmlspecialchars($label) . '"'
. ' data-page="' . htmlspecialchars((string)$arguments['pageId']) . '"'
. ' data-permissions="' . htmlspecialchars((string)$arguments['permission']) . '"'
. ' data-who="' . htmlspecialchars($arguments['scope']) . '"'
. ' data-bits="' . htmlspecialchars((string)$mask) . '"'
. ' data-mode="' . htmlspecialchars($mode) . '"'
. ' class="btn btn-permission change-permission ' . htmlspecialchars($iconClass) . '">'
. $iconFactory->getIcon($iconIdentifier, Icon::SIZE_SMALL)->render(SvgIconProvider::MARKUP_IDENTIFIER_INLINE)
. '</button>';
}
return '<span id="' . htmlspecialchars($arguments['pageId'] . '_' . $arguments['scope']) . '">' . $icon . '</span>';
}
protected static function resolvePermissionLabel(int $mask): string
{
if (!isset(self::$cachePermissionLabels[$mask])) {
self::$cachePermissionLabels[$mask] = htmlspecialchars(self::getLanguageService()->sL(
'LLL:EXT:beuser/Resources/Private/Language/locallang_mod_permission.xlf:' . $mask,
));
}
return self::$cachePermissionLabels[$mask];
}
protected static function getLanguageService(): LanguageService
{
return $GLOBALS['LANG'];
}
}