Refactor:

There are duplicate code blocks for getting area from "Route" in ShellRoute.cs and OrchardControllerFactory.cs.
And I don't think it's a good idea assigning the responsibility to OrchardControllerFactory.cs

--HG--
branch : 1.x

src/Orchard/Mvc/Extensions/RouteExtention.cs

@@ -0,0 +1,35 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Web.Routing;
+using System.Web.Mvc;
+
+namespace Orchard.Mvc{
+
+    public static class RouteExtention{
+        public static string GetAreaName(this RouteBase route){
+            var routeWithArea = route as IRouteWithArea;
+            if (routeWithArea != null) {
+                return routeWithArea.Area;
+            }
+
+            var castRoute = route as Route;
+            if (castRoute != null && castRoute.DataTokens != null) {
+                return castRoute.DataTokens["area"] as string;
+            }
+
+            return null;
+        }
+
+        public static string GetAreaName(this RouteData routeData){
+            object area;
+            if (routeData.DataTokens.TryGetValue("area", out area))
+            {
+                return area as string;
+            }
+
+            return GetAreaName(routeData.Route);
+        }
+    }
+}

src/Orchard/Mvc/OrchardControllerFactory.cs

@@ -30,7 +30,7 @@ namespace Orchard.Mvc {
             var routeData = requestContext.RouteData;
 
             // Determine the area name for the request, and fall back to stock orchard controllers
-            var areaName = GetAreaName(routeData);
+            var areaName = routeData.GetAreaName();
 
             // Service name pattern matches the identification strategy
             var serviceKey = (areaName + "/" + controllerName).ToLowerInvariant();
@@ -57,27 +57,5 @@ namespace Orchard.Mvc {
             return null;
         }
 
-        public static string GetAreaName(RouteBase route) {
-            var routeWithArea = route as IRouteWithArea;
-            if (routeWithArea != null) {
-                return routeWithArea.Area;
-            }
-
-            var castRoute = route as Route;
-            if (castRoute != null && castRoute.DataTokens != null) {
-                return castRoute.DataTokens["area"] as string;
-            }
-
-            return null;
-        }
-
-        public static string GetAreaName(RouteData routeData) {
-            object area;
-            if (routeData.DataTokens.TryGetValue("area", out area)) {
-                return area as string;
-            }
-
-            return GetAreaName(routeData.Route);
-        }
     }
 }

src/Orchard/Mvc/Routes/ShellRoute.cs

@@ -25,15 +25,7 @@ namespace Orchard.Mvc.Routes {
             if (!string.IsNullOrEmpty(_shellSettings.RequestUrlPrefix))
                 _urlPrefix = new UrlPrefix(_shellSettings.RequestUrlPrefix);
 
-            var routeWithArea = route as IRouteWithArea;
-            if (routeWithArea != null) {
-                Area = routeWithArea.Area;
-            }
-
-            var routeWithDataTokens = route as Route;
-            if ((routeWithDataTokens != null) && (routeWithDataTokens.DataTokens != null)) {
-                Area = (routeWithDataTokens.DataTokens["area"] as string);
-            }
+            Area = route.GetAreaName();
         }
 
         public string ShellSettingsName { get { return _shellSettings.Name; } }

src/Orchard/Orchard.Framework.csproj

@@ -183,6 +183,7 @@
     <Compile Include="Localization\Services\ILocalizedStringManager.cs" />
     <Compile Include="Logging\OrchardFileAppender.cs" />
     <Compile Include="Messaging\Services\DefaultMessageManager.cs" />
+    <Compile Include="Mvc\Extensions\RouteExtention.cs" />
     <Compile Include="Mvc\HttpContextWorkContext.cs" />
     <Compile Include="Mvc\Extensions\ControllerExtensions.cs" />
     <Compile Include="Mvc\IOrchardViewPage.cs" />