修改吧主和发帖人消息重复的问题

app/models/memo.rb

@@ -79,7 +79,7 @@ class Memo < ActiveRecord::Base
         receivers << self.forum.creator
       end
       # 添加发帖人
-      if  self.author_id != self.parent.author_id
+      if  self.author_id != self.parent.author_id &&  self.parent.author_id != self.forum.creator_id
         receivers << self.parent.author
       end
     end