check subdomain

app/controllers/install_controller.rb

@@ -39,16 +39,18 @@ class InstallController < BaseController
 	end
 
 	def lookup_domain
-    if (ENV["SERVER_MODE"] == "application") ||
-      (request.subdomain.present? && request.subdomain != "www" && ENV["SERVER_MODE"] != "cloud")
+    if ENV["SERVER_MODE"] == "application"
       if check_license(request.host)
-        redirect_to root_url
-      else
-        not_found unless check_subdomain(request.host)
+        redirect_to root_url and return
+      end
+    elsif request.subdomains.last && request.subdomains.last != "www"
+      if check_license(request.host)
+        redirect_to root_url and return
+      elsif check_subdomain(request.host)
+        return
       end
-    else
-      not_found
     end
+    not_found
   end
 
  #  def current_license(url, key)