gistfile1.rb

class InlineFormsController < ApplicationController
  def self.cancan_enabled?
    return @cancan_enabled if defined?(@cancan_enabled)

    @cancan_enabled = begin
      ::Ability && true
    rescue NameError
      false
    end
  end

  def cancan_enabled?
    self.class.cancan_enabled?
  end

  helper_method :cancan_enabled?

  load_and_authorize_resource if cancan_enabled?

  include InlineFormsHelper
end