gistfile1.rb

  def login_user(user)
    # FIXME The following line is not the "public" way to trigger auth'ing a user.  It probably should be though ;).  Currently, its not clear there is a public way to trigger the process through a controller action that is not part of the login process.
    session.user = user
    # FIXME The following line should be triggered by an after hook in merb-auth.  Assumes the prior line is doing the right thing.
    session[:display_name] = user.display_name
  end