gistfile1.rb

require 'cgi'
module LoggedInControllerExtension
  
  def self.included(base)
    base.extend Setup
    base.setup_logged_in
  end
  
  module Setup
    def setup_logged_in
      include InstanceMethods
      before_filter :validate_ace_user
      helper_method :current_user, :display_forecast_link?, :display_admin_home_link?
      self.allow_forgery_protection = false
    end    
  end
  
  module InstanceMethods
    
    protected
    def current_user
      @current_user
    end
    
    def validate_ace_user
      username = session[ApplicationController::SESSION_KEY__USERNAME]
      if username.nil?
        if request.request_uri.length > 1
          referrer = "#{request.protocol}#{request.host_with_port}#{request.request_uri}"
          session[ApplicationController::SESSION_KEY__REFERRER] = CGI::escape(referrer)
        end
        redirect_to :controller => "/login", :action => "index"
        return false
      end
      @current_user = Member.find_by_username(username)
      if (@current_user.inactive?)
        flash[:error] = "Your account has been deactivated. For more information please contact support@#{AceConfig['email_domain']}"
        clear_session
        redirect_to :controller => '/login', :action => :index
      end
      true
    end
    
    def display_forecast_link?
      @current_user.has_site_role?(:project_billing_admin)
    end
    
    def display_admin_home_link?
      @current_user and @current_user.has_any_of_these_site_roles?(
                                                                   :project_billing_admin,
                                                                   :can_view_reports,
                                                                   :hour_report_admin,
                                                                   :news_admin,
                                                                   :text_admin,
                                                                   :template_task_admin,
                                                                   :links_admin,
                                                                   :work_order_admin
      )
    end
  end
  
end

gistfile2.rb

require File.dirname(__FILE__) + '/../test_helper'

class LoggedInController < ApplicationController
  include LoggedInControllerExtension
  def web_method
    render :text => ''
  end
end

class LoggedInControllerTest < ActionController::TestCase

  context "given an inactive user" do
    setup do
      get(:web_method, {}, {ApplicationController::SESSION_KEY__USERNAME => member(:inactive_user).username})
    end
    should_respond_with :redirect
    should_redirect_to "'/login'"
    should_set_the_flash_to "Your account has been deactivated. For more information please contact support@#{AceConfig['email_domain']}"
    should "clear session" do
      assert_nil(@response.session[ApplicationController::SESSION_KEY__USERNAME])
    end
  end

gistfile3.txt

+----------------------+-------+-------+---------+---------+-----+-------+
| Name                 | Lines |   LOC | Classes | Methods | M/C | LOC/M |
+----------------------+-------+-------+---------+---------+-----+-------+
| Controllers          |  4137 |  3521 |      62 |     364 |   5 |     7 |
| Helpers              |   975 |   812 |       0 |     119 |   0 |     4 |
| Models               |  3946 |  3197 |      85 |     411 |   4 |     5 |
| Libraries            |  6870 |  4844 |      71 |     418 |   5 |     9 |
| Integration tests    |  1447 |  1217 |      19 |      20 |   1 |    58 |
| Functional tests     |  7103 |  5181 |      90 |     561 |   6 |     7 |
| Unit tests           |  7940 |  6000 |     100 |     639 |   6 |     7 |
+----------------------+-------+-------+---------+---------+-----+-------+
| Total                | 32418 | 24772 |     427 |    2532 |   5 |     7 |
+----------------------+-------+-------+---------+---------+-----+-------+
  Code LOC: 12374     Test LOC: 12398     Code to Test Ratio: 1:1.0