Randomize featured pitches for a network

app/models/pitch.rb

@@ -112,7 +112,7 @@ def unapproved
   after_save :check_if_funded_state, :dispatch_fact_checker
 
   named_scope :most_funded, :order => 'news_items.current_funding DESC'
-  named_scope :featured, :conditions => {:feature => true}
+  named_scope :featured, :conditions => {:feature => true}, :order => 'RAND()'
   named_scope :almost_funded, :select => "news_items.*, case when news_items.status = 'active' then (1.0 - (news_items.current_funding / news_items.requested_amount)) else news_items.created_at end as sort_value", :order => "sort_value ASC"
   named_scope :sorted, lambda {|direction| { :order => "news_items.created_at #{direction}" } }
   named_scope :without_a_story, :conditions => 'news_items.id NOT IN (SELECT news_item_id FROM news_items WHERE news_items.type = "Story" AND news_items.status = "published")'

spec/models/pitch_spec.rb

@@ -221,6 +221,12 @@
     end
   end
 
+  describe "featured" do
+    it "should be randomized" do
+      Pitch.featured.proxy_options[:order].should match(/rand\(\)/i)
+    end
+  end
+
   describe "almost funded" do
     before(:each) do
       @p = active_pitch(:requested_amount => 50, :current_funding => 20) #40 %