app/controllers/thredded/posts_controller.rb in thredded-0.11.0 vs app/controllers/thredded/posts_controller.rb in thredded-0.11.1

@@ -17,10 +17,12 @@
       redirect_to post_path(post, user: thredded_current_user)
     end
 
     def edit
       authorize post, :update?
+      return redirect_to(canonical_topic_params) unless params_match?(canonical_topic_params)
+      render
     end
 
     def update
       authorize post, :update?
       post.update_attributes(post_params.except(:user, :ip))
@@ -42,9 +44,13 @@
       post.mark_as_unread(thredded_current_user, page)
       after_mark_as_unread # customization hook
     end
 
     private
+
+    def canonical_topic_params
+      { messageboard_id: messageboard.slug, topic_id: topic.slug }
+    end
 
     def after_mark_as_unread
       redirect_to messageboard_topics_path(messageboard)
     end