Move Middleware to Jellyfin.Api

1 files changed, 54 insertions, 0 deletions

diff --git a/Jellyfin.Api/Middleware/LegacyEmbyRouteRewriteMiddleware.cs b/Jellyfin.Api/Middleware/LegacyEmbyRouteRewriteMiddleware.cs
new file mode 100644
index 000000000..b73923c1e
--- /dev/null
+++ b/Jellyfin.Api/Middleware/LegacyEmbyRouteRewriteMiddleware.cs
@@ -0,0 +1,54 @@
+using System;
+using System.Threading.Tasks;
+using Microsoft.AspNetCore.Http;
+using Microsoft.Extensions.Logging;
+
+namespace Jellyfin.Api.Middleware
+{
+    /// <summary>
+    /// Removes /emby and /mediabrowser from requested route.
+    /// </summary>
+    public class LegacyEmbyRouteRewriteMiddleware
+    {
+        private const string EmbyPath = "/emby";
+        private const string MediabrowserPath = "/mediabrowser";
+
+        private readonly RequestDelegate _next;
+        private readonly ILogger<LegacyEmbyRouteRewriteMiddleware> _logger;
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="LegacyEmbyRouteRewriteMiddleware"/> class.
+        /// </summary>
+        /// <param name="next">The next delegate in the pipeline.</param>
+        /// <param name="logger">The logger.</param>
+        public LegacyEmbyRouteRewriteMiddleware(
+            RequestDelegate next,
+            ILogger<LegacyEmbyRouteRewriteMiddleware> logger)
+        {
+            _next = next;
+            _logger = logger;
+        }
+
+        /// <summary>
+        /// Executes the middleware action.
+        /// </summary>
+        /// <param name="httpContext">The current HTTP context.</param>
+        /// <returns>The async task.</returns>
+        public async Task Invoke(HttpContext httpContext)
+        {
+            var localPath = httpContext.Request.Path.ToString();
+            if (localPath.StartsWith(EmbyPath, StringComparison.OrdinalIgnoreCase))
+            {
+                httpContext.Request.Path = localPath[EmbyPath.Length..];
+                _logger.LogDebug("Removing {EmbyPath} from route.", EmbyPath);
+            }
+            else if (localPath.StartsWith(MediabrowserPath, StringComparison.OrdinalIgnoreCase))
+            {
+                httpContext.Request.Path = localPath[MediabrowserPath.Length..];
+                _logger.LogDebug("Removing {MediabrowserPath} from route.", MediabrowserPath);
+            }
+
+            await _next(httpContext).ConfigureAwait(false);
+        }
+    }
+}