do not send null value when string is expected

Signed-off-by: Arthur Schiwon <blizzz@arthur-schiwon.de>

diff --git a/apps/files_external/lib/config.php b/apps/files_external/lib/config.php
index 75ed59418d032e72b7386258d0bfe13a8ee5a6f1..cc0096d6dbf3282bcb1461648bc829dd876b848b 100644 (file)
--- a/apps/files_external/lib/config.php
+++ b/apps/files_external/lib/config.php
@@ -222,8 +222,8 @@ class OC_Mount_Config {
                /** @var IConfigHandler[] $handlers */
                $handlers = $backendService->getConfigHandlers();
                foreach ($handlers as $handler) {
-                       if ($handler instanceof UserContext) {
-                               $handler->setUser($user);
+                       if ($handler instanceof UserContext && $userId !== null) {
+                               $handler->setUserId($userId);
                        }
                        $input = $handler->handle($input);
                }