Added NMA support, also added generic HttpStatusCode handling

NzbDrone.Core/Exceptions/BadRequestException.cs

@@ -0,0 +1,20 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Net;
+using System.Text;
+using NzbDrone.Common.Exceptions;
+
+namespace NzbDrone.Core.Exceptions
+{
+    public class BadRequestException : DownstreamException
+    {
+        public BadRequestException(HttpStatusCode statusCode, string message) : base(statusCode, message)
+        {
+        }
+
+        public BadRequestException(HttpStatusCode statusCode, string message, params object[] args) : base(statusCode, message, args)
+        {
+        }
+    }
+}

NzbDrone.Core/Exceptions/DownstreamException.cs

@@ -0,0 +1,21 @@
+using System.Net;
+using NzbDrone.Common.Exceptions;
+
+namespace NzbDrone.Core.Exceptions
+{
+    public class DownstreamException : NzbDroneException
+    {
+        public HttpStatusCode StatusCode { get; private set; }
+
+        public DownstreamException(HttpStatusCode statusCode, string message, params object[] args) : base(message, args)
+        {
+            StatusCode = statusCode;
+        }
+
+        public DownstreamException(HttpStatusCode statusCode, string message)
+            : base(message)
+        {
+            StatusCode = statusCode;
+        }
+    }
+}

NzbDrone.Core/Exceptions/NzbDroneClientException.cs

@@ -0,0 +1,21 @@
+using System.Net;
+using NzbDrone.Common.Exceptions;
+
+namespace NzbDrone.Core.Exceptions
+{
+    public class NzbDroneClientException : NzbDroneException
+    {
+        public HttpStatusCode StatusCode { get; private set; }
+
+        public NzbDroneClientException(HttpStatusCode statusCode, string message, params object[] args) : base(message, args)
+        {
+            StatusCode = statusCode;
+        }
+
+        public NzbDroneClientException(HttpStatusCode statusCode, string message)
+            : base(message)
+        {
+            StatusCode = statusCode;
+        }
+    }
+}

NzbDrone.Core/Exceptions/StatusCodeToExceptions.cs

@@ -0,0 +1,34 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Net;
+using System.Text;
+
+namespace NzbDrone.Core.Exceptions
+{
+    public static class StatusCodeToExceptions
+    {
+        public static void VerifyStatusCode(this HttpStatusCode statusCode, string message = null)
+        {
+            if (String.IsNullOrEmpty(message))
+            {
+                message = statusCode.ToString();
+            }
+
+            switch (statusCode)
+            {
+                case HttpStatusCode.BadRequest:
+                    throw new BadRequestException(statusCode, message);
+
+                case HttpStatusCode.Unauthorized:
+                    throw new UnauthorizedAccessException(message);
+
+                case HttpStatusCode.PaymentRequired:
+                    throw new DownstreamException(statusCode, message);
+
+                case HttpStatusCode.InternalServerError:
+                    throw new DownstreamException(statusCode, message);
+            }
+        }
+    }
+}