Bypass CDN for SSL requests in Rails

gistfile1.rb

config.action_controller.asset_host = Proc.new do |source, request|
  asset_config = YAML::load(File.open(File.join(Rails.root, "config/amazon_s3.yml")))[Rails.env]
  if request.ssl?
    return "https://#{asset_config['bucket_name']}"
  else
    return "http://#{asset_config['cdn_host']}"
  end
end