From: Christopher Allan Webber <cwebber@dustycloud.org>
Date: Tue, 21 Jun 2011 13:20:05 +0000 (-0500)
Subject: Also fix clean_html so that it doesn't barf on an empty string.
X-Git-Url: https://vcs.fsf.org/?a=commitdiff_plain;h=4fd18da0a8585e454cf68f16487ef5abc213d78a;p=mediagoblin.git

Also fix clean_html so that it doesn't barf on an empty string.
---

diff --git a/mediagoblin/util.py b/mediagoblin/util.py
index e964324f..91fbee0a 100644
--- a/mediagoblin/util.py
+++ b/mediagoblin/util.py
@@ -373,6 +373,10 @@ HTML_CLEANER = Cleaner(
 
 
 def clean_html(html):
+    # clean_html barfs on an empty string
+    if not html:
+        return u''
+
     return HTML_CLEANER.clean_html(html)