TYPO3 v15 dev-main snapshot ()

2026-08-10 22:31:00 +02:00
commit f9941541b7
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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\Backend\ColorScheme;
+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\Localization\LanguageService;
+use TYPO3\CMS\Core\Utility\GeneralUtility;
+
+/**
+ * User toolbar item and drop-down.
+ *
+ * @internal This class is a specific Backend implementation and is not considered part of the Public TYPO3 API.
+ */
+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;
+    }
+
+    /**
+     * Item is always enabled.
+     */
+    public function checkAccess(): bool
+    {
+        return true;
+    }
+
+    /**
+     * Render username and an icon.
+     */
+    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');
+    }
+
+    /**
+     * Render drop-down content.
+     */
+    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();
+        }
+        $helpModules = null;
+        if ($helpModule = $this->moduleProvider->getModuleForMenu('help', $this->getBackendUser())) {
+            $helpModules = $helpModule->getSubModules();
+        }
+        $view = $this->backendViewFactory->create($this->request);
+        $view->assignMultiple([
+            'modules' => $modules,
+            'helpModules' => $helpModules,
+            'switchUserMode' => $this->getBackendUser()->getOriginalUserIdWhenInSwitchUserMode() !== null,
+            'recentUsers' => $mostRecentUsers,
+            'colorSchemeSwitchEnabled' => $this->getColorSchemeSwitchEnabled(),
+            'activeColorScheme' => $backendUser->uc['colorScheme'] ?? 'auto',
+            'colorSchemes' => $this->getColorSchemes(),
+        ]);
+        return $view->render('ToolbarItems/UserToolbarItemDropDown');
+    }
+
+    /**
+     * Returns an additional class if user is in "switch user" mode.
+     */
+    public function getAdditionalAttributes(): array
+    {
+        $result = [
+            'class' => 'toolbar-item-user',
+        ];
+        if ($this->getBackendUser()->getOriginalUserIdWhenInSwitchUserMode()) {
+            $result['class'] .= ' su-user';
+        }
+        return $result;
+    }
+
+    /**
+     * This item has a drop-down.
+     */
+    public function hasDropDown(): bool
+    {
+        return true;
+    }
+
+    /**
+     * Position relative to others.
+     */
+    public function getIndex(): int
+    {
+        return 90;
+    }
+
+    protected function getBackendUser(): BackendUserAuthentication
+    {
+        return $GLOBALS['BE_USER'];
+    }
+
+    protected function getLanguageService(): LanguageService
+    {
+        return $GLOBALS['LANG'];
+    }
+
+    protected function getColorSchemeSwitchEnabled(): bool
+    {
+        $backendUser = $this->getBackendUser();
+        $userTS = $backendUser->getTSConfig();
+
+        return !isset($userTS['setup.']['fields.']['colorScheme.']['disabled']) || $userTS['setup.']['fields.']['colorScheme.']['disabled'] !== '1';
+    }
+
+    protected function getColorSchemes(): array
+    {
+        $schemes = [];
+
+        foreach (ColorScheme::cases() as $scheme) {
+            $schemeItem = [
+                'label' => $this->getLanguageService()->sL($scheme->getLabel()),
+                'value' => $scheme->value,
+                'icon' => $scheme->getIcon(),
+            ];
+
+            $schemes[] = $schemeItem;
+        }
+
+        return $schemes;
+    }
+}