2 files changed, 38 insertions, 4 deletions
diff --git a/Jellyfin.Server/Extensions/ApiServiceCollectionExtensions.cs b/Jellyfin.Server/Extensions/ApiServiceCollectionExtensions.cs
index 4f65a31e0..77fb64674 100644
--- a/Jellyfin.Server/Extensions/ApiServiceCollectionExtensions.cs
+++ b/Jellyfin.Server/Extensions/ApiServiceCollectionExtensions.cs
@@ -1,13 +1,10 @@
 using System;
 using System.Collections.Generic;
-using System.Globalization;
 using System.IO;
 using System.Linq;
 using System.Net;
 using System.Net.Sockets;
 using System.Reflection;
-using System.Runtime.CompilerServices;
-using System.Text;
 using Emby.Server.Implementations;
 using Jellyfin.Api.Auth;
 using Jellyfin.Api.Auth.DefaultAuthorizationPolicy;
@@ -25,7 +22,6 @@ using Jellyfin.Api.Controllers;
 using Jellyfin.Api.ModelBinders;
 using Jellyfin.Data.Enums;
 using Jellyfin.Networking.Configuration;
-using Jellyfin.Networking.Manager;
 using Jellyfin.Server.Configuration;
 using Jellyfin.Server.Filters;
 using Jellyfin.Server.Formatters;
@@ -317,6 +313,7 @@ namespace Jellyfin.Server.Extensions
 
                 c.OperationFilter<SecurityRequirementsOperationFilter>();
                 c.OperationFilter<FileResponseFilter>();
+                c.OperationFilter<ParameterObsoleteFilter>();
                 c.DocumentFilter<WebsocketModelFilter>();
             });
         }
diff --git a/Jellyfin.Server/Filters/ParameterObsoleteFilter.cs b/Jellyfin.Server/Filters/ParameterObsoleteFilter.cs
new file mode 100644
index 000000000..e54044d0e
--- /dev/null
+++ b/Jellyfin.Server/Filters/ParameterObsoleteFilter.cs
@@ -0,0 +1,37 @@
+using System;
+using System.Linq;
+using Jellyfin.Api.Attributes;
+using Microsoft.AspNetCore.Mvc.ApiExplorer;
+using Microsoft.OpenApi.Models;
+using Swashbuckle.AspNetCore.SwaggerGen;
+
+namespace Jellyfin.Server.Filters
+{
+    /// <summary>
+    /// Mark parameter as deprecated if it has the <see cref="ParameterObsoleteAttribute"/>.
+    /// </summary>
+    public class ParameterObsoleteFilter : IOperationFilter
+    {
+        /// <inheritdoc />
+        public void Apply(OpenApiOperation operation, OperationFilterContext context)
+        {
+            foreach (var parameterDescription in context.ApiDescription.ParameterDescriptions)
+            {
+                if (parameterDescription
+                    .CustomAttributes()
+                    .OfType<ParameterObsoleteAttribute>()
+                    .Any())
+                {
+                    foreach (var parameter in operation.Parameters)
+                    {
+                        if (parameter.Name.Equals(parameterDescription.Name, StringComparison.Ordinal))
+                        {
+                            parameter.Deprecated = true;
+                            break;
+                        }
+                    }
+                }
+            }
+        }
+    }
+}