Webhook improvements

New: Include Path/Relative Path for on download Webhooks
New: IsUpgrade flag for on download Webhooks

src/NzbDrone.Core/Notifications/Webhook/WebhookProxy.cs

@@ -0,0 +1,41 @@
+using NzbDrone.Common.Http;
+using NzbDrone.Common.Serializer;
+using NzbDrone.Core.Rest;
+
+namespace NzbDrone.Core.Notifications.Webhook
+{
+    public interface IWebhookProxy
+    {
+        void SendWebhook(WebhookPayload payload, WebhookSettings settings);
+    }
+
+    public class WebhookProxy : IWebhookProxy
+    {
+        private readonly IHttpClient _httpClient;
+
+        public WebhookProxy(IHttpClient httpClient)
+        {
+            _httpClient = httpClient;
+        }
+
+        public void SendWebhook(WebhookPayload body, WebhookSettings settings)
+        {
+            try
+            {
+                var request = new HttpRequestBuilder(settings.Url)
+                    .Accept(HttpAccept.Json)
+                    .Build();
+
+                request.Method = (HttpMethod)settings.Method;
+                request.Headers.ContentType = "application/json";
+                request.SetContent(body.ToJson());
+
+                _httpClient.Execute(request);
+            }
+            catch (RestException ex)
+            {
+                throw new WebhookException("Unable to post to webhook: {0}", ex, ex.Message);
+            }
+        }
+    }
+}