New: Lidarr to Readarr

src/Readarr.Http/Extensions/Pipelines/UrlBasePipeline.cs

@@ -0,0 +1,46 @@
+using System;
+using Nancy;
+using Nancy.Bootstrapper;
+using Nancy.Responses;
+using NzbDrone.Common.Extensions;
+using NzbDrone.Core.Configuration;
+
+namespace Readarr.Http.Extensions.Pipelines
+{
+    public class UrlBasePipeline : IRegisterNancyPipeline
+    {
+        private readonly string _urlBase;
+
+        public UrlBasePipeline(IConfigFileProvider configFileProvider)
+        {
+            _urlBase = configFileProvider.UrlBase;
+        }
+
+        public int Order => 99;
+
+        public void Register(IPipelines pipelines)
+        {
+            if (_urlBase.IsNotNullOrWhiteSpace())
+            {
+                pipelines.BeforeRequest.AddItemToStartOfPipeline(Handle);
+            }
+        }
+
+        private Response Handle(NancyContext context)
+        {
+            var basePath = context.Request.Url.BasePath;
+
+            if (basePath.IsNullOrWhiteSpace())
+            {
+                return new RedirectResponse($"{_urlBase}{context.Request.Path}{context.Request.Url.Query}");
+            }
+
+            if (_urlBase != basePath)
+            {
+                return new NotFoundResponse();
+            }
+
+            return null;
+        }
+    }
+}