Further work updating security model

--HG--
extra : convert_revision : svn%3A5ff7c347-ad56-4c35-b696-ccb81de16e03/trunk%4045826

src/Orchard.Web/Packages/Orchard.Roles/Models/UserSimulation.cs

@@ -0,0 +1,31 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Web;
+using Orchard.ContentManagement;
+using Orchard.ContentManagement.Handlers;
+using Orchard.Roles.Models.NoRecord;
+using Orchard.Security;
+
+namespace Orchard.Roles.Models {
+    public static class UserSimulation {
+        public static IUser Create(string role) {
+            var simulation = new ContentItemBuilder("user")
+                .Weld<SimulatedUser>()
+                .Weld<SimulatedUserRoles>()
+                .Build();
+            simulation.As<SimulatedUserRoles>().Roles = new[] {role};
+            return simulation.As<IUser>();
+        }
+
+        class SimulatedUser : ContentPart, IUser {
+            public int Id { get { return ContentItem.Id; } }
+            public string UserName { get { return null; } }
+            public string Email { get { return null; } }
+        }
+
+        class SimulatedUserRoles : ContentPart, IUserRoles {
+            public IList<string> Roles { get; set; }
+        }
+    }
+}

src/Orchard/Security/UnauthorizedException.cs

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+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+
+namespace Orchard.Security {
+    public class UnauthorizedException : ApplicationException {
+    }
+}