Use a redis-cached feed for the DM timeline

app/workers/feed_insert_worker.rb

@@ -13,6 +13,8 @@ class FeedInsertWorker
     when :list
       @list     = List.find(id)
       @follower = @list.account
+    when :direct
+      @account  = Account.find(id)
     end
 
     check_and_insert
@@ -29,7 +31,12 @@ class FeedInsertWorker
   def feed_filtered?
     # Note: Lists are a variation of home, so the filtering rules
     # of home apply to both
-    FeedManager.instance.filter?(:home, @status, @follower.id)
+    case @type
+    when :home, :list
+      FeedManager.instance.filter?(:home, @status, @follower.id)
+    when :direct
+      FeedManager.instance.filter?(:direct, @status, @account.id)
+    end
   end
 
   def perform_push
@@ -38,6 +45,8 @@ class FeedInsertWorker
       FeedManager.instance.push_to_home(@follower, @status)
     when :list
       FeedManager.instance.push_to_list(@list, @status)
+    when :direct
+      FeedManager.instance.push_to_direct(@account, @status)
     end
   end
 end