started to remove iisexpress.

NzbDrone.Api/ErrorManagement/ApiException.cs

@@ -0,0 +1,41 @@
+using System;
+using System.Linq;
+using Nancy;
+using Nancy.Responses;
+using Newtonsoft.Json;
+using NzbDrone.Api.Extentions;
+
+namespace NzbDrone.Api.ErrorManagement
+{
+    public abstract class ApiException : Exception
+    {
+        public object Content { get; private set; }
+
+
+        public HttpStatusCode StatusCode { get; private set; }
+
+        protected ApiException(HttpStatusCode statusCode, object content = null)
+                : base(GetMessage(statusCode, content))
+        {
+            StatusCode = statusCode;
+            Content = content;
+        }
+
+        public JsonResponse<ErrorModel> ToErrorResponse()
+        {
+            return new ErrorModel(this).AsResponse(StatusCode);
+        }
+
+        private static string GetMessage(HttpStatusCode statusCode, object content)
+        {
+            var result = statusCode.ToString();
+
+            if (content != null)
+            {
+                result = result + " :" + JsonConvert.SerializeObject(content);
+            }
+
+            return result;
+        }
+    }
+}

NzbDrone.Api/ErrorManagement/ErrorHandler.cs

@@ -0,0 +1,33 @@
+using System.Linq;
+using Nancy;
+using Nancy.ErrorHandling;
+using NzbDrone.Api.Extentions;
+
+namespace NzbDrone.Api.ErrorManagement
+{
+    public class ErrorHandler : IStatusCodeHandler
+    {
+        public bool HandlesStatusCode(HttpStatusCode statusCode, NancyContext context)
+        {
+            return true;
+        }
+
+        public void Handle(HttpStatusCode statusCode, NancyContext context)
+        {
+            if (statusCode == HttpStatusCode.SeeOther || statusCode == HttpStatusCode.OK)
+                return;
+
+            if (statusCode == HttpStatusCode.Continue)
+            {
+                context.Response = new Response { StatusCode = statusCode };
+                return;
+            }
+
+            if (context.Response.ContentType == "text/html" || context.Response.ContentType == "text/plain")
+                context.Response = new ErrorModel
+                    {
+                            Message = statusCode.ToString()
+                    }.AsResponse(statusCode);
+        }
+    }
+}

NzbDrone.Api/ErrorManagement/ErrorModel.cs

@@ -0,0 +1,21 @@
+using System.Linq;
+
+namespace NzbDrone.Api.ErrorManagement
+{
+    public class ErrorModel
+    {
+        public string Message { get; set; }
+        public string Description { get; set; }
+        public object Content { get; set; }
+
+        public ErrorModel(ApiException exception)
+        {
+            Message = exception.Message;
+            Content = exception.Content;
+        }
+
+        public ErrorModel()
+        {
+        }
+    }
+}

NzbDrone.Api/ErrorManagement/ErrorPipeline.cs

@@ -0,0 +1,38 @@
+using System;
+using System.Linq;
+using NLog;
+using Nancy;
+using NzbDrone.Api.Extentions;
+
+namespace NzbDrone.Api.ErrorManagement
+{
+    public class ErrorPipeline
+    {
+        private readonly Logger _logger;
+
+        public ErrorPipeline(Logger logger)
+        {
+            _logger = logger;
+        }
+
+        public Response HandleException(NancyContext context, Exception exception)
+        {
+            var apiException = exception as ApiException;
+
+            if (apiException != null)
+            {
+                _logger.WarnException("API Error", apiException);
+                return apiException.ToErrorResponse();
+            }
+
+            _logger.ErrorException("Unexpected error", exception);
+
+
+            return new ErrorModel()
+                {
+                        Message = exception.Message,
+                        Description = exception.ToString()
+                }.AsResponse(HttpStatusCode.InternalServerError);
+        }
+    }
+}