From c0179f74cc3aad7950276f249dffdb77adc93bdd Mon Sep 17 00:00:00 2001
From: dougbu <dougbu@microsoft.com>
Date: Tue, 12 Aug 2014 21:07:43 -0700
Subject: [PATCH] Do not repeatedly evaluate `ModelMetadata.Properties`
 enumeration - supports useful property updates of `ModelMetadata` instances
 in the collection - provide a controllable ordering using the `Order` value -
 part of #964

---
 .../Metadata/ModelMetadata.cs                                | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/Microsoft.AspNet.Mvc.ModelBinding/Metadata/ModelMetadata.cs b/src/Microsoft.AspNet.Mvc.ModelBinding/Metadata/ModelMetadata.cs
index 5e07928cbe..32ae5408d5 100644
--- a/src/Microsoft.AspNet.Mvc.ModelBinding/Metadata/ModelMetadata.cs
+++ b/src/Microsoft.AspNet.Mvc.ModelBinding/Metadata/ModelMetadata.cs
@@ -3,6 +3,7 @@
 
 using System;
 using System.Collections.Generic;
+using System.Collections.ObjectModel;
 using System.Globalization;
 using System.Linq;
 using Microsoft.AspNet.Mvc.ModelBinding.Internal;
@@ -139,8 +140,10 @@ namespace Microsoft.AspNet.Mvc.ModelBinding
             {
                 if (_properties == null)
                 {
-                    _properties = Provider.GetMetadataForProperties(Model, RealModelType);
+                    var properties = Provider.GetMetadataForProperties(Model, RealModelType);
+                    _properties = properties.OrderBy(m => m.Order).ToList();
                 }
+
                 return _properties;
             }
         }