From bdcfa4bb63800093ad47520c9874fb837f9bf2e9 Mon Sep 17 00:00:00 2001
From: Michael Gapczynski <mtgap@owncloud.com>
Date: Wed, 11 Jul 2012 20:43:48 -0400
Subject: [PATCH] Add check if file is found in file cache

---
 lib/public/share.php | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/lib/public/share.php b/lib/public/share.php
index 61014c6160e..7356714219a 100644
--- a/lib/public/share.php
+++ b/lib/public/share.php
@@ -562,6 +562,10 @@ class Share {
 				} else if (is_array($source)) {
 					$itemSource = $source['item'];
 					$fileSource = \OC_FileCache::getId($source['file']);
+					if ($fileSource == -1) {
+						\OC_Log::write('OCP\Share', 'Sharing '.$item.' failed, because the file could not be found in the file cache', \OC_Log::ERROR);
+						return false;
+					}
 				} else {
 					$itemSource = $source;
 					$fileSource = null;