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\Form\FieldInformation;
+
+use TYPO3\CMS\Backend\Form\AbstractNode;
+use TYPO3\CMS\Core\Authentication\BackendUserAuthentication;
+use TYPO3\CMS\Core\Localization\LanguageService;
+
+/**
+ * This field information node is used in be_user admin field
+ * to show some additional information if the edited user
+ * is a system maintainer or becomes one if togging the admin flag.
+ */
+class AdminIsSystemMaintainer extends AbstractNode
+{
+    /**
+     * Handler for single nodes
+     *
+     * @return array As defined in initializeResultArray() of AbstractNode
+     * @throws \RuntimeException
+     */
+    public function render(): array
+    {
+        if ($this->data['tableName'] !== 'be_users' || $this->data['fieldName'] !== 'admin') {
+            throw new \RuntimeException(
+                'The adminIsSystemMaintainer field information can be used for admin field in be_users table only',
+                1537273550
+            );
+        }
+
+        $resultArray = $this->initializeResultArray();
+        if ($this->data['command'] === 'new') {
+            // Early return on 'new' records - nothing we can do here
+            return $resultArray;
+        }
+
+        $systemMaintainers = array_map(intval(...), $GLOBALS['TYPO3_CONF_VARS']['SYS']['systemMaintainers'] ?? []);
+        $isTargetUserInSystemMaintainerList = in_array((int)$this->data['vanillaUid'], $systemMaintainers, true);
+        if ($isTargetUserInSystemMaintainerList) {
+            $languageService = $this->getLanguageService();
+            $isTargetUserAdmin = (int)$this->data['databaseRow']['admin'] === 1;
+            if ($isTargetUserAdmin) {
+                // User is a system maintainer
+                $fieldInformationText = '<strong>' . htmlspecialchars($languageService->sL(
+                    'LLL:EXT:core/Resources/Private/Language/locallang_core.xlf:formEngine.beUser.admin.information.userIsSystemMaintainer'
+                )) . '</strong>';
+            } else {
+                // User is currently not an admin, but set as system maintainer (in-effective).
+                // If admin field is set to 1, the user is therefore system maintainer again.
+                $fieldInformationText = '<strong>' . htmlspecialchars($languageService->sL(
+                    'LLL:EXT:core/Resources/Private/Language/locallang_core.xlf:formEngine.beUser.admin.information.userWillBecomeSystemMaintainer'
+                )) . '</strong>';
+            }
+            $resultArray['html'] = $fieldInformationText;
+        }
+        return $resultArray;
+    }
+
+    protected function getLanguageService(): LanguageService
+    {
+        return $GLOBALS['LANG'];
+    }
+
+    protected function getBackendUser(): BackendUserAuthentication
+    {
+        return $GLOBALS['BE_USER'];
+    }
+}