From 636c75ce061492751d0fb001e0bf7219df379f09 Mon Sep 17 00:00:00 2001
From: Robin Appelman <icewind@owncloud.com>
Date: Wed, 3 Oct 2012 11:23:33 +0200
Subject: [PATCH] better parent path bahaviour for the filecache

---
 lib/files/cache/cache.php | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/lib/files/cache/cache.php b/lib/files/cache/cache.php
index 9d8275e5e03..79673771e5e 100644
--- a/lib/files/cache/cache.php
+++ b/lib/files/cache/cache.php
@@ -194,10 +194,14 @@ class Cache {
 	 * @return int
 	 */
 	public function getParentId($file) {
-		if ($file === '/' or $file === '') {
+		if ($file === '') {
 			return -1;
 		} else {
-			return $this->getId(dirname($file));
+			$parent = dirname($file);
+			if ($parent === '.') {
+				$parent = '';
+			}
+			return $this->getId($parent);
 		}
 	}