module CanTango
  module PermitEngine
    class RoleGroupPermit < CanTango::PermitEngine::Permit

      autoload_modules :Builder, :Finder

      def role_group
        self.class.name.demodulize.gsub(/(.*)(RoleGroupPermit)/, '\1').underscore.to_sym
      end

      # creates the permit
      def initialize ability
        super
      end

      # In a specific Role based Permit you can use 
      #   def permit? user, options = {}
      #     return if !super(user, :in_group)
      #     ... permission logic follows
      #
      # This will call the Permit::Base#permit? instance method (the method below)
      # It will only return true if the user matches the role of the Permit class and the
      # options passed in is set to :in_role
      #
      # If these confitions are not met, it will return false and thus the outer permit 
      # will not run the permission logic to follow
      #
      # Normally super for #permit? should not be called except for this case, 
      # or if subclassing another Permit than Permit::Base
      #
      def permit?
        super
      end
 
    end
  end
end