Fixed: Filter direct excluded subfolders of the selected directory during manual import

src/NzbDrone.Core.Test/Download/DownloadClientTests/Blackhole/ScanWatchFolderFixture.cs

@@ -36,7 +36,7 @@ namespace NzbDrone.Core.Test.Download.DownloadClientTests.Blackhole
                 .Setup(c => c.GetFileSize(It.IsAny<string>()))
                 .Returns(1000000);
 
-            Mocker.GetMock<IDiskScanService>().Setup(c => c.FilterFiles(It.IsAny<string>(), It.IsAny<IEnumerable<string>>()))
+            Mocker.GetMock<IDiskScanService>().Setup(c => c.FilterPaths(It.IsAny<string>(), It.IsAny<IEnumerable<string>>()))
                   .Returns<string, IEnumerable<string>>((b, s) => s.ToList());
         }
 

src/NzbDrone.Core.Test/Download/DownloadClientTests/Blackhole/TorrentBlackholeFixture.cs

@@ -50,7 +50,7 @@ namespace NzbDrone.Core.Test.Download.DownloadClientTests.Blackhole
                 .Setup(c => c.GetHashFromTorrentFile(It.IsAny<byte[]>()))
                 .Returns("myhash");
 
-            Mocker.GetMock<IDiskScanService>().Setup(c => c.FilterFiles(It.IsAny<string>(), It.IsAny<IEnumerable<string>>()))
+            Mocker.GetMock<IDiskScanService>().Setup(c => c.FilterPaths(It.IsAny<string>(), It.IsAny<IEnumerable<string>>()))
                   .Returns<string, IEnumerable<string>>((b, s) => s.ToList());
         }
 

src/NzbDrone.Core.Test/Download/DownloadClientTests/Blackhole/UsenetBlackholeFixture.cs

@@ -44,7 +44,7 @@ namespace NzbDrone.Core.Test.Download.DownloadClientTests.Blackhole
                 .Setup(c => c.OpenWriteStream(It.IsAny<string>()))
                 .Returns(() => new FileStream(GetTempFilePath(), FileMode.Create));
 
-            Mocker.GetMock<IDiskScanService>().Setup(c => c.FilterFiles(It.IsAny<string>(), It.IsAny<IEnumerable<string>>()))
+            Mocker.GetMock<IDiskScanService>().Setup(c => c.FilterPaths(It.IsAny<string>(), It.IsAny<IEnumerable<string>>()))
                   .Returns<string, IEnumerable<string>>((b, s) => s.ToList());
         }
 

src/NzbDrone.Core.Test/MediaFiles/DownloadedEpisodesImportServiceFixture.cs

@@ -34,7 +34,7 @@ namespace NzbDrone.Core.Test.MediaFiles
             Mocker.GetMock<IDiskScanService>().Setup(c => c.GetVideoFiles(It.IsAny<string>(), It.IsAny<bool>()))
                   .Returns(_videoFiles);
 
-            Mocker.GetMock<IDiskScanService>().Setup(c => c.FilterFiles(It.IsAny<string>(), It.IsAny<IEnumerable<string>>()))
+            Mocker.GetMock<IDiskScanService>().Setup(c => c.FilterPaths(It.IsAny<string>(), It.IsAny<IEnumerable<string>>()))
                   .Returns<string, IEnumerable<string>>((b,s) => s.ToList());
 
             Mocker.GetMock<IDiskProvider>().Setup(c => c.GetDirectories(It.IsAny<string>()))

src/NzbDrone.Core.Test/ProviderTests/DiskScanProviderTests/GetVideoFilesFixture.cs

@@ -100,7 +100,7 @@ namespace NzbDrone.Core.Test.ProviderTests.DiskScanProviderTests
             var specialFiles = GetFiles(path, subFolder).ToList();
             var allFiles = files.Concat(specialFiles);
 
-            var filteredFiles = Subject.FilterFiles(path, allFiles);
+            var filteredFiles = Subject.FilterPaths(path, allFiles);
             filteredFiles.Should().NotContain(specialFiles);
             filteredFiles.Count.Should().BeGreaterThan(0);
         }

src/NzbDrone.Core/Download/Clients/Blackhole/ScanWatchFolder.cs

@@ -50,7 +50,7 @@ namespace NzbDrone.Core.Download.Clients.Blackhole
 
         private IEnumerable<WatchFolderItem> GetDownloadItems(string watchFolder, Dictionary<string, WatchFolderItem> lastWatchItems, TimeSpan waitPeriod)
         {
-            foreach (var folder in _diskScanService.FilterFiles(watchFolder, _diskProvider.GetDirectories(watchFolder)))
+            foreach (var folder in _diskScanService.FilterPaths(watchFolder, _diskProvider.GetDirectories(watchFolder)))
             {
                 var title = FileNameBuilder.CleanFileName(Path.GetFileName(folder));
 
@@ -86,7 +86,7 @@ namespace NzbDrone.Core.Download.Clients.Blackhole
                 yield return newWatchItem;
             }
 
-            foreach (var videoFile in _diskScanService.FilterFiles(watchFolder, _diskScanService.GetVideoFiles(watchFolder, false)))
+            foreach (var videoFile in _diskScanService.FilterPaths(watchFolder, _diskScanService.GetVideoFiles(watchFolder, false)))
             {
                 var title = FileNameBuilder.CleanFileName(Path.GetFileName(videoFile));
 

src/NzbDrone.Core/Extras/ExistingExtraFileService.cs

@@ -41,7 +41,7 @@ namespace NzbDrone.Core.Extras
             _logger.Debug("Looking for existing extra files in {0}", series.Path);
 
             var filesOnDisk = _diskScanService.GetNonVideoFiles(series.Path);
-            var possibleExtraFiles = _diskScanService.FilterFiles(series.Path, filesOnDisk);
+            var possibleExtraFiles = _diskScanService.FilterPaths(series.Path, filesOnDisk);
 
             var filteredFiles = possibleExtraFiles;
             var importedFiles = new List<string>();

src/NzbDrone.Core/MediaFiles/DiskScanService.cs

@@ -16,7 +16,6 @@ using NzbDrone.Core.Messaging.Commands;
 using NzbDrone.Core.Messaging.Events;
 using NzbDrone.Core.RootFolders;
 using NzbDrone.Core.Tv;
-using NzbDrone.Core.Tv.Events;
 
 namespace NzbDrone.Core.MediaFiles
 {
@@ -25,7 +24,7 @@ namespace NzbDrone.Core.MediaFiles
         void Scan(Series series);
         string[] GetVideoFiles(string path, bool allDirectories = true);
         string[] GetNonVideoFiles(string path, bool allDirectories = true);
-        List<string> FilterFiles(string basePath, IEnumerable<string> files);
+        List<string> FilterPaths(string basePath, IEnumerable<string> files);
     }
 
     public class DiskScanService :
@@ -63,7 +62,7 @@ namespace NzbDrone.Core.MediaFiles
             _logger = logger;
         }
 
-        private static readonly Regex ExcludedSubFoldersRegex = new Regex(@"(?:\\|\/|^)(?:extras|@eadir|\.@__thumb|extrafanart|plex versions|\.[^\\/]+)(?:\\|\/)", RegexOptions.Compiled | RegexOptions.IgnoreCase);
+        private static readonly Regex ExcludedSubFoldersRegex = new Regex(@"(?:\\|\/|^)(?:extras|@eadir|\.@__thumb|extrafanart|plex versions|\.[^\\/]+)(?:\\|\/|$)", RegexOptions.Compiled | RegexOptions.IgnoreCase);
         private static readonly Regex ExcludedFilesRegex = new Regex(@"^\._|^Thumbs\.db$", RegexOptions.Compiled | RegexOptions.IgnoreCase);
 
         public void Scan(Series series)
@@ -106,7 +105,7 @@ namespace NzbDrone.Core.MediaFiles
             }
 
             var videoFilesStopwatch = Stopwatch.StartNew();
-            var mediaFileList = FilterFiles(series.Path, GetVideoFiles(series.Path)).ToList();
+            var mediaFileList = FilterPaths(series.Path, GetVideoFiles(series.Path)).ToList();
             videoFilesStopwatch.Stop();
             _logger.Trace("Finished getting episode files for: {0} [{1}]", series, videoFilesStopwatch.Elapsed);
 
@@ -166,10 +165,10 @@ namespace NzbDrone.Core.MediaFiles
             return mediaFileList.ToArray();
         }
 
-        public List<string> FilterFiles(string basePath, IEnumerable<string> files)
+        public List<string> FilterPaths(string basePath, IEnumerable<string> paths)
         {
-            return files.Where(file => !ExcludedSubFoldersRegex.IsMatch(basePath.GetRelativePath(file)))
-                        .Where(file => !ExcludedFilesRegex.IsMatch(Path.GetFileName(file)))
+            return paths.Where(path => !ExcludedSubFoldersRegex.IsMatch(basePath.GetRelativePath(path)))
+                        .Where(path => !ExcludedFilesRegex.IsMatch(Path.GetFileName(path)))
                         .ToList();
         }
 

src/NzbDrone.Core/MediaFiles/DownloadedEpisodesImportService.cs

@@ -173,7 +173,7 @@ namespace NzbDrone.Core.MediaFiles
             }
 
             var folderInfo = Parser.Parser.ParseTitle(directoryInfo.Name);
-            var videoFiles = _diskScanService.FilterFiles(directoryInfo.FullName, _diskScanService.GetVideoFiles(directoryInfo.FullName));
+            var videoFiles = _diskScanService.FilterPaths(directoryInfo.FullName, _diskScanService.GetVideoFiles(directoryInfo.FullName));
 
             if (downloadClientItem == null)
             {

src/NzbDrone.Core/MediaFiles/EpisodeImport/Manual/ManualImportService.cs

@@ -138,8 +138,12 @@ namespace NzbDrone.Core.MediaFiles.EpisodeImport.Manual
 
             if (series == null)
             {
-                var files = _diskScanService.FilterFiles(baseFolder, _diskScanService.GetVideoFiles(baseFolder, false));
-                var subfolders = _diskScanService.FilterFiles(baseFolder, _diskProvider.GetDirectories(baseFolder));
+                // Filter paths based on the rootFolder, so files in subfolders that should be ignored are ignored.
+                // It will lead to some extra directories being checked for files, but it saves the processing of them and is cleaner than
+                // teaching FilterPaths to know whether it's processing a file or a folder and changing it's filtering based on that.
+
+                var files = _diskScanService.FilterPaths(rootFolder, _diskScanService.GetVideoFiles(baseFolder, false));
+                var subfolders = _diskScanService.FilterPaths(rootFolder, _diskProvider.GetDirectories(baseFolder));
 
                 var processedFiles = files.Select(file => ProcessFile(rootFolder, baseFolder, file, downloadId));
                 var processedFolders = subfolders.SelectMany(subfolder => ProcessFolder(rootFolder, subfolder, downloadId, null, filterExistingFiles));