What does #self.included(base) do in Ruby on Rails' Restful Authentication?

Question

I thought we would do

helper_method :current_user, :logged_in?, :authorized?

to make these controller methods available for use as helper metho

Answer 1

The self.included function is called when the module is included. It allows methods to be executed in the context of the base (where the module is included).

More info: a ruby mixin tutorial.