Initial commit

PartSource/Filters/LocalizationAttribute.cs

@@ -0,0 +1,30 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Net.Http;
+using System.Net.Http.Headers;
+using System.Threading;
+using System.Threading.Tasks;
+using System.Web.Http.Controllers;
+using System.Web.Http.Filters;
+
+namespace PartSource.Filters
+{
+  public class LocalizationAttribute : Attribute, IActionFilter, IFilter
+  {
+    public bool AllowMultiple
+    {
+      get
+      {
+        return false;
+      }
+    }
+
+    public async Task<HttpResponseMessage> ExecuteActionFilterAsync(HttpActionContext actionContext, CancellationToken cancellationToken, Func<Task<HttpResponseMessage>> continuation)
+    {
+      foreach (StringWithQualityHeaderValue qualityHeaderValue in (IEnumerable<StringWithQualityHeaderValue>) ((IEnumerable<string>) actionContext.Request.Headers.AcceptLanguage.ToString().Split(',')).Select<string, StringWithQualityHeaderValue>(new Func<string, StringWithQualityHeaderValue>(StringWithQualityHeaderValue.Parse)).OrderByDescending<StringWithQualityHeaderValue, double>((Func<StringWithQualityHeaderValue, double>) (s => s.Quality.GetValueOrDefault(1.0))))
+        ;
+      return await continuation();
+    }
+  }
+}