tom-mac.rb

def activate
  @user = User.find_using_perishable_token(params[:activation_code], 1.week)
  if @user && @user.activate!
    @user.deliver_activation_confirmation!
    flash[:notice] = 'Your username has been entered in the form below. Simply click Login to enter your account!'
    redirect_to login_url(:email => @user.email)
  else
    flash[:notice] = 'Either you activated it already Or that was an old request'
    redirect_to login_url
  end
end