Remove ResourceFileManager (#4567)

Emby.Server.Implementations/ApplicationHost.cs

@@ -640,7 +640,6 @@ namespace Emby.Server.Implementations
 
             ServiceCollection.AddSingleton<ISubtitleEncoder, MediaBrowser.MediaEncoding.Subtitles.SubtitleEncoder>();
 
-            ServiceCollection.AddSingleton<IResourceFileManager, ResourceFileManager>();
             ServiceCollection.AddSingleton<EncodingHelper>();
 
             ServiceCollection.AddSingleton<IAttachmentExtractor, MediaBrowser.MediaEncoding.Attachments.AttachmentExtractor>();

Emby.Server.Implementations/ResourceFileManager.cs

@@ -1,45 +0,0 @@
-#pragma warning disable CS1591
-
-using System;
-using System.IO;
-using MediaBrowser.Controller;
-using MediaBrowser.Controller.Net;
-using MediaBrowser.Model.IO;
-using Microsoft.Extensions.Logging;
-
-namespace Emby.Server.Implementations
-{
-    public class ResourceFileManager : IResourceFileManager
-    {
-        private readonly IFileSystem _fileSystem;
-        private readonly ILogger<ResourceFileManager> _logger;
-
-        public ResourceFileManager(ILogger<ResourceFileManager> logger, IFileSystem fileSystem)
-        {
-            _logger = logger;
-            _fileSystem = fileSystem;
-        }
-
-        public string GetResourcePath(string basePath, string virtualPath)
-        {
-            var fullPath = Path.Combine(basePath, virtualPath.Replace('/', Path.DirectorySeparatorChar));
-
-            try
-            {
-                fullPath = Path.GetFullPath(fullPath);
-            }
-            catch (Exception ex)
-            {
-                _logger.LogError(ex, "Error retrieving full path");
-            }
-
-            // Don't allow file system access outside of the source folder
-            if (!_fileSystem.ContainsSubPath(basePath, fullPath))
-            {
-                throw new SecurityException("Access denied");
-            }
-
-            return fullPath;
-        }
-    }
-}

MediaBrowser.Controller/IResourceFileManager.cs

@@ -1,9 +0,0 @@
-#pragma warning disable CS1591
-
-namespace MediaBrowser.Controller
-{
-    public interface IResourceFileManager
-    {
-        string GetResourcePath(string basePath, string virtualPath);
-    }
-}