Use Json.Net for MVC ValueProviderFactory

Disco.Web.Extensions/Disco.Web.Extensions.csproj

@@ -15,7 +15,6 @@
     <TargetFrameworkProfile />
     <SolutionDir Condition="$(SolutionDir) == '' Or $(SolutionDir) == '*Undefined*'">..\</SolutionDir>
     <RestorePackages>true</RestorePackages>
-    <AssemblyVersion>2.2.16272.1003</AssemblyVersion>
   </PropertyGroup>
   <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">
     <DebugSymbols>true</DebugSymbols>
@@ -104,6 +103,7 @@
     <Compile Include="DataModelExtension\DocumentTemplateExtensions.cs" />
     <Compile Include="DataModelExtension\JobSubTypeExtensions.cs" />
     <Compile Include="DataModelExtension\JobTypeExtensions.cs" />
+    <Compile Include="MvcExtensions\JsonNet\JsonDotNetValueProviderFactory.cs" />
     <Compile Include="MvcExtensions\JsonNet\JsonNetResult.cs" />
     <Compile Include="MvcExtensions\PartialCompiled\PartialCompiledHtmlExtensions.cs" />
     <Compile Include="Properties\AssemblyInfo.cs" />

Disco.Web.Extensions/MvcExtensions/JsonNet/JsonDotNetValueProviderFactory.cs

@@ -0,0 +1,38 @@
+using Newtonsoft.Json;
+using Newtonsoft.Json.Converters;
+using System;
+using System.Dynamic;
+using System.Globalization;
+using System.IO;
+using System.Text;
+using System.Web.Mvc;
+
+namespace Disco.Web.Extensions
+{
+    public class JsonDotNetValueProviderFactory : ValueProviderFactory
+    {
+        public override IValueProvider GetValueProvider(ControllerContext controllerContext)
+        {
+            if (controllerContext == null)
+                throw new ArgumentNullException(nameof(controllerContext));
+
+            if (!controllerContext.HttpContext.Request.ContentType.StartsWith("application/json", StringComparison.OrdinalIgnoreCase))
+                return null;
+
+            if (controllerContext.HttpContext.Request.InputStream.Length == 0)
+                return null;
+
+            var jsonSerializer = new JsonSerializer();
+            jsonSerializer.Converters.Add(new ExpandoObjectConverter());
+
+            using (var streamReader = new StreamReader(controllerContext.HttpContext.Request.InputStream, Encoding.UTF8, true, 0x400, true))
+            {
+                using (var jsonReader = new JsonTextReader(streamReader))
+                {
+                    var bodyObject = jsonSerializer.Deserialize<ExpandoObject>(jsonReader);
+                    return new DictionaryValueProvider<object>(bodyObject, CultureInfo.CurrentCulture);
+                }
+            }
+        }
+    }
+}