Re-namespacing a bit to clear out some fairly old stuff from the top level

oldstuff/RubyFun/cookbook/015/hodgepodge/app/controllers/application_controller.rb

@@ -0,0 +1,28 @@
+class ApplicationController < ActionController::Base
+  before_filter :set_user, :count_visits
+  protect_from_forgery
+
+  private
+  def count_visits
+    value = (cookies[:visits] || '0').to_i
+    cookies[:visits] = (value + 1).to_s
+    @visits = cookies[:visits]
+  end
+
+  protected
+  def set_user
+    @user = User.find(session[:id]) if @user.nil? && session[:id]
+  end
+
+  def login_required
+    return true if @user
+    access_denied
+    return false
+  end
+
+  def access_denied
+    session[:return_to] = request.fullpath
+    flash[:error] = 'Oops.  You need to login before you can view that page.'
+    redirect_to :controller => 'user', :action => 'login'
+  end
+end