From 64e1a745f56eb0103b1c4c39fe28c9baaee05df1 Mon Sep 17 00:00:00 2001
From: Nicholas Mayne <Jetski5822@gmail.com>
Date: Sun, 22 Jun 2014 22:55:19 +0100
Subject: [PATCH] Adding IAuthorizationFilter support for WebApi

---
 src/Orchard/Environment/OrchardStarter.cs     |  1 +
 src/Orchard/Orchard.Framework.csproj          |  1 +
 ...OrchardApiAuthorizationFilterDispatcher.cs | 23 +++++++++++++++++++
 3 files changed, 25 insertions(+)
 create mode 100644 src/Orchard/WebApi/Filters/OrchardApiAuthorizationFilterDispatcher.cs

diff --git a/src/Orchard/Environment/OrchardStarter.cs b/src/Orchard/Environment/OrchardStarter.cs
index ace59cc0f..938605dbe 100644
--- a/src/Orchard/Environment/OrchardStarter.cs
+++ b/src/Orchard/Environment/OrchardStarter.cs
@@ -158,6 +158,7 @@ namespace Orchard.Environment {
 
             GlobalConfiguration.Configuration.Filters.Add(new OrchardApiActionFilterDispatcher());
             GlobalConfiguration.Configuration.Filters.Add(new OrchardApiExceptionFilterDispatcher());
+            GlobalConfiguration.Configuration.Filters.Add(new OrchardApiAuthorizationFilterDispatcher());
 
             ViewEngines.Engines.Clear();
             ViewEngines.Engines.Add(new ThemeAwareViewEngineShim());
diff --git a/src/Orchard/Orchard.Framework.csproj b/src/Orchard/Orchard.Framework.csproj
index 715b3517f..2adfa28a5 100644
--- a/src/Orchard/Orchard.Framework.csproj
+++ b/src/Orchard/Orchard.Framework.csproj
@@ -604,6 +604,7 @@
     <Compile Include="WebApi\DefaultOrchardWebApiHttpControllerSelector.cs" />
     <Compile Include="WebApi\DefaultOrchardWebApiHttpHttpControllerActivator.cs" />
     <Compile Include="WebApi\Extensions\RouteExtension.cs" />
+    <Compile Include="WebApi\Filters\OrchardApiAuthorizationFilterDispatcher.cs" />
     <Compile Include="WebApi\Filters\UnhandledApiExceptionFilter.cs" />
     <Compile Include="WebApi\Filters\IFilterProvider.cs" />
     <Compile Include="WebApi\Filters\OrchardApiExceptionFilterDispatcher.cs" />
diff --git a/src/Orchard/WebApi/Filters/OrchardApiAuthorizationFilterDispatcher.cs b/src/Orchard/WebApi/Filters/OrchardApiAuthorizationFilterDispatcher.cs
new file mode 100644
index 000000000..1e3970218
--- /dev/null
+++ b/src/Orchard/WebApi/Filters/OrchardApiAuthorizationFilterDispatcher.cs
@@ -0,0 +1,23 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Net.Http;
+using System.Threading;
+using System.Threading.Tasks;
+using System.Web.Http.Controllers;
+using System.Web.Http.Filters;
+
+namespace Orchard.WebApi.Filters {
+    public class OrchardApiAuthorizationFilterDispatcher : IAuthorizationFilter {
+        public bool AllowMultiple { get; private set; }
+        public async Task<HttpResponseMessage> ExecuteAuthorizationFilterAsync(HttpActionContext actionContext, CancellationToken cancellationToken, Func<Task<HttpResponseMessage>> continuation) {
+            var workContext = actionContext.ControllerContext.GetWorkContext();
+
+            foreach (var actionFilter in workContext.Resolve<IEnumerable<IApiFilterProvider>>().OfType<IAuthorizationFilter>()) {
+                continuation = () => actionFilter.ExecuteAuthorizationFilterAsync(actionContext, cancellationToken, continuation);
+            }
+
+            return await continuation();
+        }
+    }
+}
\ No newline at end of file