DirectEditing: Set session user for DirectSession editing

to have it available for the file put activities event

fixes nextcloud/android#10237
fixes #2821

Signed-off-by: Marcel Klehr <mklehr@gmx.net>

lib/Controller/DirectSessionController.php

@@ -54,6 +54,8 @@
 use OCP\Share\IManager as ShareManager;
 use OCP\AppFramework\Http\DataResponse;
 use OCP\IRequest;
+use OCP\IUserManager;
+use OCP\IUserSession;
 use OCP\Share\IShare;
 
 class DirectSessionController extends Controller {
@@ -74,6 +76,8 @@ public function __construct(string $appName, IRequest $request, ShareManager $sh
 		$this->shareManager = $shareManager;
 		$this->apiService = $apiService;
 		$this->directManager = $directManager;
+		$this->userSession = $userSession;
+		$this->userManager = $userManager;
 	}
 
 	/**
@@ -116,6 +120,7 @@ public function close(int $documentId, int $sessionId, string $sessionToken): Da
 	 * @PublicPage
 	 */
 	public function push(int $documentId, int $sessionId, string $sessionToken, int $version, array $steps, string $token): DataResponse {
+		$this->loginTokenUser($token);
 		return $this->apiService->push($documentId, $sessionId, $sessionToken, $version, $steps, $token);
 	}
 
@@ -124,6 +129,7 @@ public function push(int $documentId, int $sessionId, string $sessionToken, int
 	 * @PublicPage
 	 */
 	public function sync(string $token, int $documentId, int $sessionId, string $sessionToken, int $version = 0, string $autosaveContent = null, bool $force = false, bool $manualSave = false): DataResponse {
+		$this->loginTokenUser($token);
 		return $this->apiService->sync($documentId, $sessionId, $sessionToken, $version, $autosaveContent, $force, $manualSave, $token);
 	}
 
@@ -134,4 +140,12 @@ public function sync(string $token, int $documentId, int $sessionId, string $ses
 	public function updateSession(int $documentId, int $sessionId, string $sessionToken, string $guestName) {
 		return $this->apiService->updateSession($documentId, $sessionId, $sessionToken, $guestName);
 	}
+
+	private function loginTokenUser(string $token) {
+		$tokenObject = $this->directManager->getToken($token);
+		$user = $this->userManager->get($tokenObject->getUser());
+		if ($user !== null) {
+			$this->userSession->setUser($user);
+		}
+	}
 }