added redirect for main domain

app/controllers/application_controller.rb

@@ -1,6 +1,6 @@
 class Time
   def get_month
-    self.strftime("%m").to_s.delete("0").to_i 
+    self.strftime("%m").to_s.delete("0").to_i
   end
 end
 
@@ -11,6 +11,8 @@ class ApplicationController < ActionController::Base
   helper_method :current_discount
   helper_method "admin?"
 
+  before_filter :domain_redirect
+
 
   rescue_from CanCan::AccessDenied do |exception|
     if user_signed_in?
@@ -21,6 +23,10 @@ class ApplicationController < ActionController::Base
     end
   end
 
+  def domain_redirect
+    redirect_to 'http://coastsun.ru' if ['gdedk.ru', 'www.gdedk.ru', 'www.coastsun.ru'].include?(request.env["HTTP_HOST"])
+  end
+
 private
   def admin?
     user_signed_in? && current_user.admin?