Revert "reduce db quries on aspects#index"

This reverts commit 3af5e24a.

Conflicts:

	app/controllers/aspects_controller.rb

app/helpers/application_helper.rb

@@ -21,13 +21,13 @@ module ApplicationHelper
 
   def aspects_with_post aspects, post
     aspects.select do |aspect|
-      aspect.has_post?(post)
+      PostVisibility.exists?(:aspect_id => aspect.id, :post_id => post.id)
     end
   end
 
   def aspects_without_post aspects, post
     aspects.reject do |aspect|
-      aspect.has_post?(post)
+      PostVisibility.exists?(:aspect_id => aspect.id, :post_id => post.id)
     end
   end
 

app/models/aspect.rb

@@ -21,14 +21,6 @@ class Aspect < ActiveRecord::Base
     name.strip!
   end
 
-  def has_post? post
-    post_ids = post_visibilities.each { |pv| pv.post_id }
-    post_ids.each { |id|
-      return true if id == post.id
-    }
-    return false
-  end
-
   def to_s
     name
   end