dashboard_controller.rb

class HomeController < ApplicationController
  def index
    feeds = Feed.find(:all,
                      :conditions => ['created_at > ?', 5.days.ago],
                      :order => 'created_at DESC',
                      :limit => 15)
 
    # We now need to put each one into instance variable
    @items = feeds.collect do |item|
      # Translates to Comment.find(1), Connection.find(1), etc.
      # item_type returns a string that you can then initiate the model
      # and call any methods you normally would on it
      { :content => item.feedable_type.constantize.find(item.feedable_id),
        :item => item }
    end
  end
end