diff --git a/apps/files_sharing/lib_share.php b/apps/files_sharing/lib_share.php
index 6a3b36b420..b739656acf 100644
--- a/apps/files_sharing/lib_share.php
+++ b/apps/files_sharing/lib_share.php
@@ -31,7 +31,7 @@ class OC_SHARE {
 	 * @param string $item
 	 * @param user item shared with $uid_shared_with
 	 */
-	public function __construct($item, $public = false, $uid_shared_with) {
+	public function __construct($item, $uid_shared_with, $public = false) {
 		if ($item && OC_FILESYSTEM::file_exists($item) && OC_FILESYSTEM::is_readable($item)) {
 			$uid_owner = $_SESSION['user_id'];
 			if ($public) {
diff --git a/apps/files_sharing/sharedstorage.php b/apps/files_sharing/sharedstorage.php
index cd797e9d0a..ac7654970e 100644
--- a/apps/files_sharing/sharedstorage.php
+++ b/apps/files_sharing/sharedstorage.php
@@ -48,7 +48,7 @@ class OC_FILESTORAGE_SHARED {
 		$source = OC_SHARE::getSource($path);
 		if ($source) {
 			$storage = OC_FILESYSTEM::getStorage($source);
-			return $storage->is_file(OC_FILESYSTEM::getInternalPath($source));
+			return $storage->rmdir(OC_FILESYSTEM::getInternalPath($source));
 		}
 	}