From d20c775dafba32dce65f8d68fb6802732df00363 Mon Sep 17 00:00:00 2001
From: Shadowghost <Ghost_of_Stone@web.de>
Date: Sun, 1 Feb 2026 23:07:01 +0100
Subject: Implement ignore rule caching

---
 Emby.Server.Implementations/Library/LibraryManager.cs | 19 +++++++++++++++++--
 1 file changed, 17 insertions(+), 2 deletions(-)

(limited to 'Emby.Server.Implementations/Library/LibraryManager.cs')

diff --git a/Emby.Server.Implementations/Library/LibraryManager.cs b/Emby.Server.Implementations/Library/LibraryManager.cs
index 2bcb10e9e1..46facf881b 100644
--- a/Emby.Server.Implementations/Library/LibraryManager.cs
+++ b/Emby.Server.Implementations/Library/LibraryManager.cs
@@ -84,6 +84,7 @@ namespace Emby.Server.Implementations.Library
         private readonly ExtraResolver _extraResolver;
         private readonly IPathManager _pathManager;
         private readonly FastConcurrentLru<Guid, BaseItem> _cache;
+        private readonly DotIgnoreIgnoreRule _dotIgnoreIgnoreRule;
 
         /// <summary>
         /// The _root folder sync lock.
@@ -125,6 +126,7 @@ namespace Emby.Server.Implementations.Library
         /// <param name="directoryService">The directory service.</param>
         /// <param name="peopleRepository">The people repository.</param>
         /// <param name="pathManager">The path manager.</param>
+        /// <param name="dotIgnoreIgnoreRule">The .ignore rule handler.</param>
         public LibraryManager(
             IServerApplicationHost appHost,
             ILoggerFactory loggerFactory,
@@ -146,7 +148,8 @@ namespace Emby.Server.Implementations.Library
             NamingOptions namingOptions,
             IDirectoryService directoryService,
             IPeopleRepository peopleRepository,
-            IPathManager pathManager)
+            IPathManager pathManager,
+            DotIgnoreIgnoreRule dotIgnoreIgnoreRule)
         {
             _appHost = appHost;
             _logger = loggerFactory.CreateLogger<LibraryManager>();
@@ -171,6 +174,7 @@ namespace Emby.Server.Implementations.Library
             _namingOptions = namingOptions;
             _peopleRepository = peopleRepository;
             _pathManager = pathManager;
+            _dotIgnoreIgnoreRule = dotIgnoreIgnoreRule;
             _extraResolver = new ExtraResolver(loggerFactory.CreateLogger<ExtraResolver>(), namingOptions, directoryService);
 
             _configurationManager.ConfigurationUpdated += ConfigurationUpdated;
@@ -1303,6 +1307,7 @@ namespace Emby.Server.Implementations.Library
         public async Task ValidateMediaLibraryInternal(IProgress<double> progress, CancellationToken cancellationToken)
         {
             IsScanRunning = true;
+            ClearIgnoreRuleCache();
             LibraryMonitor.Stop();
 
             try
@@ -1311,6 +1316,7 @@ namespace Emby.Server.Implementations.Library
             }
             finally
             {
+                ClearIgnoreRuleCache();
                 LibraryMonitor.Start();
                 IsScanRunning = false;
             }
@@ -1318,6 +1324,7 @@ namespace Emby.Server.Implementations.Library
 
         public async Task ValidateTopLibraryFolders(CancellationToken cancellationToken, bool removeRoot = false)
         {
+            ClearIgnoreRuleCache();
             RootFolder.Children = null;
             await RootFolder.RefreshMetadata(cancellationToken).ConfigureAwait(false);
 
@@ -1360,6 +1367,14 @@ namespace Emby.Server.Implementations.Library
             {
                 _persistenceService.DeleteItem(toDelete.ToArray());
             }
+
+            ClearIgnoreRuleCache();
+        }
+
+        /// <inheritdoc />
+        public void ClearIgnoreRuleCache()
+        {
+            _dotIgnoreIgnoreRule.ClearDirectoryCache();
         }
 
         private async Task PerformLibraryValidation(IProgress<double> progress, CancellationToken cancellationToken)
@@ -3161,7 +3176,7 @@ namespace Emby.Server.Implementations.Library
         public IEnumerable<BaseItem> FindExtras(BaseItem owner, IReadOnlyList<FileSystemMetadata> fileSystemChildren, IDirectoryService directoryService)
         {
             // Apply .ignore rules
-            var filtered = fileSystemChildren.Where(c => !DotIgnoreIgnoreRule.IsIgnored(c, owner)).ToList();
+            var filtered = fileSystemChildren.Where(c => !_dotIgnoreIgnoreRule.ShouldIgnore(c, owner)).ToList();
             var isFolder = owner.IsFolder || (owner is Video video && (video.VideoType == VideoType.BluRay || video.VideoType == VideoType.Dvd));
             var ownerVideoInfo = VideoResolver.Resolve(owner.Path, isFolder, _namingOptions, libraryRoot: owner.ContainingFolderPath);
             if (ownerVideoInfo is null)
-- 
cgit v1.2.3