From d0956c9a4213d93674355e6fb7d7b0e9e0adfbdf Mon Sep 17 00:00:00 2001
From: Roeland Jago Douma <roeland@famdouma.nl>
Date: Fri, 21 Dec 2018 11:08:19 +0100
Subject: [PATCH] Followup 12833, gracefully handle the getting of /

Else this breaks the app page

Signed-off-by: Roeland Jago Douma <roeland@famdouma.nl>
---
 lib/private/Files/AppData/AppData.php | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/lib/private/Files/AppData/AppData.php b/lib/private/Files/AppData/AppData.php
index 3d098ad98c..7ce29bd0e0 100644
--- a/lib/private/Files/AppData/AppData.php
+++ b/lib/private/Files/AppData/AppData.php
@@ -132,8 +132,13 @@ class AppData implements IAppData {
 			}
 		}
 		try {
-			$path = $this->getAppDataFolderName() . '/' . $this->appId . '/' . $name;
-			$node = $this->rootFolder->get($path);
+			// Hardening if somebody wants to retrieve '/'
+			if ($name === '/') {
+				$node = $this->getAppDataFolder();
+			} else {
+				$path = $this->getAppDataFolderName() . '/' . $this->appId . '/' . $name;
+				$node = $this->rootFolder->get($path);
+			}
 		} catch (NotFoundException $e) {
 			$this->folders->set($key, $e);
 			throw $e;