GHOP Comments do not need to be created by a User.
We also have "system" messages.
--- a/app/soc/modules/ghop/models/comment.py Sat Oct 03 22:17:58 2009 +0530
+++ b/app/soc/modules/ghop/models/comment.py Sat Oct 03 21:49:08 2009 +0200
@@ -54,7 +54,7 @@
#: A required many:1 relationship with a comment entity indicating
#: the user who provided that comment.
created_by = db.ReferenceProperty(reference_class=soc.models.user.User,
- required=True,
+ required=False,
collection_name="commented_by")
#: Date when the comment was added