From 11bdc8baa88ebb56cef25c0dd45dbd26268f97b4 Mon Sep 17 00:00:00 2001
From: Bart Visscher <bartv@thisnet.nl>
Date: Fri, 21 Sep 2012 23:17:12 +0200
Subject: [PATCH] Fix the mimetype filter in OC_Share_Backend_File

---
 apps/files_sharing/lib/share/file.php | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/apps/files_sharing/lib/share/file.php b/apps/files_sharing/lib/share/file.php
index 6409c43e13..074ca9928d 100644
--- a/apps/files_sharing/lib/share/file.php
+++ b/apps/files_sharing/lib/share/file.php
@@ -72,12 +72,14 @@ class OC_Share_Backend_File implements OCP\Share_Backend_File_Dependent {
 			// Only 1 item should come through for this format call
 			return array('path' => $items[key($items)]['path'], 'permissions' => $items[key($items)]['permissions']);
 		} else if ($format == self::FORMAT_FILE_APP) {
-			if (isset($parameters['mimetype_filter'])) {
+			if (isset($parameters['mimetype_filter']) && $parameters['mimetype_filter']) {
 				$mimetype_filter = $parameters['mimetype_filter'];
 			}
 			$files = array();
 			foreach ($items as $item) {
-				if (isset($mimetype_filter) && strpos($item['mimetype'], $mimetype_filter) !== 0) {
+				if (isset($mimetype_filter)
+					&& strpos($item['mimetype'], $mimetype_filter) !== 0
+					&& $item['mimetype'] != 'httpd/unix-directory') {
 					continue;
 				}
 				$file = array();