UserToolbarItem.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\Backend\ToolbarItems;
 
use Psr\Http\Message\ServerRequestInterface;
use ‪TYPO3\CMS\Backend\Module\ModuleProvider;
use ‪TYPO3\CMS\Backend\Toolbar\RequestAwareToolbarItemInterface;
use ‪TYPO3\CMS\Backend\Toolbar\ToolbarItemInterface;
use ‪TYPO3\CMS\Backend\View\BackendViewFactory;
use ‪TYPO3\CMS\Core\Authentication\BackendUserAuthentication;
use ‪TYPO3\CMS\Core\Database\Connection;
use ‪TYPO3\CMS\Core\Database\ConnectionPool;
use ‪TYPO3\CMS\Core\Utility\GeneralUtility;
 
class ‪UserToolbarItem implements ‪ToolbarItemInterface, ‪RequestAwareToolbarItemInterface
{
    private ServerRequestInterface ‪$request;
 
    public function ‪__construct(
        private readonly ‪ModuleProvider $moduleProvider,
        private readonly ‪BackendViewFactory $backendViewFactory,
    ) {}
 
    public function ‪setRequest(ServerRequestInterface ‪$request): void
    {
        $this->request = ‪$request;
    }
 
    public function ‪checkAccess(): bool
    {
        return true;
    }
 
    public function ‪getItem(): string
    {
        $backendUser = $this->‪getBackendUser();
        $view = $this->backendViewFactory->create($this->request);
        $view->assignMultiple([
            'currentUser' => $backendUser->user,
            'switchUserMode' => (int)$backendUser->getOriginalUserIdWhenInSwitchUserMode(),
        ]);
        return $view->render('ToolbarItems/UserToolbarItem');
    }
 
    public function ‪getDropDown(): string
    {
        $backendUser = $this->‪getBackendUser();
 
        $mostRecentUsers = [];
        if ($backendUser->isAdmin()
            && $backendUser->getOriginalUserIdWhenInSwitchUserMode() === null
            && isset($backendUser->uc['recentSwitchedToUsers'])
            && is_array($backendUser->uc['recentSwitchedToUsers'])
        ) {
            $queryBuilder = GeneralUtility::makeInstance(ConnectionPool::class)->getQueryBuilderForTable('be_users');
            $result = $queryBuilder
                ->select('uid', 'username', 'realName')
                ->from('be_users')
                ->where(
                    $queryBuilder->expr()->in('uid', $queryBuilder->createNamedParameter($backendUser->uc['recentSwitchedToUsers'], ‪Connection::PARAM_INT_ARRAY))
                )->executeQuery();
 
            // Flip the array to have a "sorted" list of items
            $mostRecentUsers = array_flip($backendUser->uc['recentSwitchedToUsers']);
 
            while ($row = $result->fetchAssociative()) {
                $mostRecentUsers[$row['uid']] = $row;
            }
 
            // Remove any item that is not an array (means, the stored uid is not available anymore)
            $mostRecentUsers = array_filter($mostRecentUsers, is_array(...));
 
            $availableUsers = array_keys($mostRecentUsers);
            if (!empty(array_diff($backendUser->uc['recentSwitchedToUsers'], $availableUsers))) {
                $backendUser->uc['recentSwitchedToUsers'] = $availableUsers;
                $backendUser->writeUC();
            }
        }
 
        $modules = null;
        if ($userModule = $this->moduleProvider->getModuleForMenu('user', $backendUser)) {
            $modules = $userModule->getSubModules();
        }
        $view = $this->backendViewFactory->create($this->request);
        $view->assignMultiple([
            'modules' => $modules,
            'switchUserMode' => $this->‪getBackendUser()->getOriginalUserIdWhenInSwitchUserMode() !== null,
            'recentUsers' => $mostRecentUsers,
        ]);
        return $view->render('ToolbarItems/UserToolbarItemDropDown');
    }
 
    public function ‪getAdditionalAttributes(): array
    {
        $result = [
            'class' => 'toolbar-item-user',
        ];
        if ($this->‪getBackendUser()->getOriginalUserIdWhenInSwitchUserMode()) {
            $result['class'] .= ' su-user';
        }
        return $result;
    }
 
    public function ‪hasDropDown(): bool
    {
        return true;
    }
 
    public function ‪getIndex(): int
    {
        return 90;
    }
 
    protected function ‪getBackendUser(): ‪BackendUserAuthentication
    {
        return ‪$GLOBALS['BE_USER'];
    }
}