From 0007f2422458523c00feeff68a86167ae7e13dff Mon Sep 17 00:00:00 2001
From: John-Mark Gurney <jmg@funkthat.com>
Date: Sat, 11 Jul 2009 16:19:55 -0800
Subject: [PATCH] if adding the Object returns None, don't add it...  this
 would cause an incomplete directory to be presented..

[git-p4: depot-paths = "//depot/": change = 1370]
---
 ContentDirectory.py | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/ContentDirectory.py b/ContentDirectory.py
index 0a9b04f..5962820 100644
--- a/ContentDirectory.py
+++ b/ContentDirectory.py
@@ -101,6 +101,8 @@ class ContentDirectoryControl(UPnPPublisher, dict):
 
 	def addContainer(self, parent, title, klass = Container, *args, **kwargs):
 		ret = self.addObject(parent, klass, title, *args, **kwargs)
+		if ret is None:
+			return
 		self.children[ret] = self[ret]
 		return ret