fix: Wrap renaming of notes through autotile in locking context

Signed-off-by: Julius Härtl <jus@bitgrid.net>

lib/Controller/NotesController.php

@@ -12,35 +12,44 @@
 use OCP\AppFramework\Http\JSONResponse;
 use OCP\AppFramework\Http\StreamResponse;
 use OCP\Files\IMimeTypeDetector;
+use OCP\Files\Lock\ILock;
+use OCP\Files\Lock\ILockManager;
+use OCP\Files\Lock\LockContext;
 use OCP\IConfig;
 use OCP\IL10N;
 use OCP\IRequest;
 
 class NotesController extends Controller {
 	private NotesService $notesService;
 	private SettingsService $settingsService;
+	private ILockManager $lockManager;
 	private Helper $helper;
 	private IConfig $settings;
 	private IL10N $l10n;
 	private IMimeTypeDetector $mimeTypeDetector;
+	private string $userId;
 
 	public function __construct(
 		string $AppName,
 		IRequest $request,
 		NotesService $notesService,
+		ILockManager $lockManager,
 		SettingsService $settingsService,
 		Helper $helper,
 		IConfig $settings,
 		IL10N $l10n,
-		IMimeTypeDetector $mimeTypeDetector
+		IMimeTypeDetector $mimeTypeDetector,
+		string $userId
 	) {
 		parent::__construct($AppName, $request);
 		$this->notesService = $notesService;
 		$this->settingsService = $settingsService;
+		$this->lockManager = $lockManager;
 		$this->helper = $helper;
 		$this->settings = $settings;
 		$this->l10n = $l10n;
 		$this->mimeTypeDetector = $mimeTypeDetector;
+		$this->userId = $userId;
 	}
 
 	/**
@@ -208,7 +217,15 @@ public function autotitle(int $id) : JSONResponse {
 			$oldTitle = $note->getTitle();
 			$newTitle = $this->notesService->getTitleFromContent($note->getContent());
 			if ($oldTitle !== $newTitle) {
-				$note->setTitle($newTitle);
+				$isRichText = $this->settingsService->get($this->userId, 'noteMode') === 'rich';
+				$lockContext = new LockContext(
+					$note->getFile(),
+					$isRichText ? ILock::TYPE_APP : ILock::TYPE_USER,
+					$isRichText ? 'text' : $this->userId
+				);
+				$this->lockManager->runInScope($lockContext, function () use ($note, $newTitle) {
+					$note->setTitle($newTitle);
+				});
 			}
 			return $note->getTitle();
 		});

lib/Service/Note.php

@@ -179,4 +179,8 @@ public function setFavorite(bool $favorite) : void {
 			$this->noteUtil->getTagService()->setFavorite($this->getId(), $favorite);
 		}
 	}
+
+	public function getFile(): File {
+		return $this->file;
+	}
 }