Add more authorization handlers, actually authorize requests

MediaBrowser.Controller/Net/IAuthService.cs

@@ -6,10 +6,31 @@ using Microsoft.AspNetCore.Http;
 
 namespace MediaBrowser.Controller.Net
 {
+    /// <summary>
+    /// IAuthService.
+    /// </summary>
     public interface IAuthService
     {
-        void Authenticate(IRequest request, IAuthenticationAttributes authAttribtues);
+        /// <summary>
+        /// Authenticate and authorize request.
+        /// </summary>
+        /// <param name="request">Request.</param>
+        /// <param name="authAttribtutes">Authorization attributes.</param>
+        void Authenticate(IRequest request, IAuthenticationAttributes authAttribtutes);
 
-        User? Authenticate(HttpRequest request, IAuthenticationAttributes authAttribtues);
+        /// <summary>
+        /// Authenticate and authorize request.
+        /// </summary>
+        /// <param name="request">Request.</param>
+        /// <param name="authAttribtutes">Authorization attributes.</param>
+        /// <returns>Authenticated user.</returns>
+        User? Authenticate(HttpRequest request, IAuthenticationAttributes authAttribtutes);
+
+        /// <summary>
+        /// Authenticate request.
+        /// </summary>
+        /// <param name="request">The request.</param>
+        /// <returns>Authorization information. Null if unauthenticated.</returns>
+        AuthorizationInfo Authenticate(HttpRequest request);
     }
 }