Fixed undefined COMMENTS_ALLOW_PROFANITIES/PROFANITIES_LIST

@@ -176,7 +176,8 @@ class CommentDetailsForm(CommentSecurityForm):
         contain anything in PROFANITIES_LIST.
         """
         comment = self.cleaned_data["comment"]
-        if settings.COMMENTS_ALLOW_PROFANITIES == False:
+        if (not getattr(settings, 'COMMENTS_ALLOW_PROFANITIES', False) and
+                getattr(settings, 'PROFANITIES_LIST', False)):
             bad_words = [w for w in settings.PROFANITIES_LIST if w in comment.lower()]
             if bad_words:
                 raise forms.ValidationError(ungettext(

@@ -67,7 +67,7 @@ class CommentFormTests(CommentTestCase):
         d = self.getValidData(a)
 
         # Save settings in case other tests need 'em
-        saved = settings.PROFANITIES_LIST, settings.COMMENTS_ALLOW_PROFANITIES
+        saved = getattr(settings, 'PROFANITIES_LIST', []), getattr(settings, 'COMMENTS_ALLOW_PROFANITIES', False)
 
         # Don't wanna swear in the unit tests if we don't have to...
         settings.PROFANITIES_LIST = ["rooster"]