1 files changed, 42 insertions, 0 deletions
diff --git a/Jellyfin.Server/Middleware/QueryStringDecodingMiddleware.cs b/Jellyfin.Server/Middleware/QueryStringDecodingMiddleware.cs
new file mode 100644
index 000000000..954dc4ccd
--- /dev/null
+++ b/Jellyfin.Server/Middleware/QueryStringDecodingMiddleware.cs
@@ -0,0 +1,42 @@
+using System;
+using System.Threading.Tasks;
+using Microsoft.AspNetCore.Http;
+using Microsoft.AspNetCore.Http.Features;
+using Microsoft.Extensions.Logging;
+
+namespace Jellyfin.Server.Middleware
+{
+    /// <summary>
+    /// URL decodes the querystring before binding.
+    /// </summary>
+    public class QueryStringDecodingMiddleware
+    {
+        private readonly RequestDelegate _next;
+        private readonly ILogger<QueryStringDecodingMiddleware> _logger;
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="QueryStringDecodingMiddleware"/> class.
+        /// </summary>
+        /// <param name="next">The next delegate in the pipeline.</param>
+        /// <param name="logger">The logger.</param>
+        public QueryStringDecodingMiddleware(
+            RequestDelegate next,
+            ILogger<QueryStringDecodingMiddleware> 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)
+        {
+            httpContext.Features.Set<IQueryFeature>(new UrlDecodeQueryFeature(httpContext.Features.Get<IQueryFeature>()));
+
+            await _next(httpContext).ConfigureAwait(false);
+        }
+    }
+}