show tags for tag subscriptions in post listing

app/controllers/tag_subscriptions_controller.rb

@@ -30,7 +30,7 @@ class TagSubscriptionsController < ApplicationController
     @tag_subscription = TagSubscription.find(params[:id])
     check_privilege(@tag_subscription)
     @tag_subscription.update_attributes(params[:tag_subscription])
-    respond_with(@tag_subscription)
+    respond_with(@tag_subscription, :location => tag_subscriptions_path)
   end
   
   def destroy

app/logical/post_sets/post.rb

@@ -75,6 +75,18 @@ module PostSets
       [page.to_i, 1].max
     end
     
+    def is_tag_subscription?
+      tag_subscription.present?
+    end
+    
+    def tag_subscription
+      @tag_subscription ||= tag_array.select {|x| x =~ /^sub:/}.map {|x| x.sub(/^sub:/, "")}.first
+    end
+    
+    def tag_subscription_tags
+      @tag_subscription_tags ||= TagSubscription.find_tags(tag_subscription)
+    end
+    
     def presenter
       @presenter ||= ::PostSetPresenters::Post.new(self)
     end

app/presenters/post_set_presenters/post.rb

@@ -11,6 +11,8 @@ module PostSetPresenters
     def related_tags
       if post_set.is_pattern_search?
         pattern_tags
+      elsif post_set.is_tag_subscription?
+        post_set.tag_subscription_tags
       elsif post_set.is_single_tag?
         related_tags_for_single
       elsif post_set.is_empty_tag?

app/views/tag_subscriptions/posts.html.erb

@@ -2,9 +2,7 @@
   <div id="a-posts">
     <aside id="sidebar">
       <%= render "posts/partials/common/search", :path => posts_tag_subscription_path, :tags => @post_set.tag_string %>
-
       <%= render "posts/partials/index/mode_menu" %>
-
       <%= render "posts/partials/index/blacklist" %>
     </aside>