Don't ignore dot directories.

Use `.ignore` file to hide directory from library scan.

Also, please tell me we handle sample matching somewhere else? This is a mess.

Emby.Server.Implementations/Library/IgnorePatterns.cs

@@ -18,7 +18,17 @@ namespace Emby.Server.Implementations.Library
         {
             "**/small.jpg",
             "**/albumart.jpg",
-            "**/*sample*",
+
+            // What is this reg ex you speak of?
+            "**/*.sample.?",
+            "**/*.sample.??",
+            "**/*.sample.????",
+            "**/*.sample.?????",
+            "**/sample.?",
+            "**/sample.??",
+            "**/sample.????",
+            "**/sample.?????",
+            "**/sample/*",
 
             // Directories
             "**/metadata/**",
@@ -64,10 +74,13 @@ namespace Emby.Server.Implementations.Library
             "**/.grab/**",
             "**/.grab",
 
-            // Unix hidden files and directories
-            "**/.*/**",
+            // Unix hidden files
             "**/.*",
 
+            // Mac - if you ever remove the above.
+            // "**/._*",
+            // "**/.DS_Store",
+
             // thumbs.db
             "**/thumbs.db",
 

tests/Jellyfin.Server.Implementations.Tests/Library/IgnorePatternsTests.cs

@@ -9,17 +9,25 @@ namespace Jellyfin.Server.Implementations.Tests.Library
         [InlineData("/media/small.jpg", true)]
         [InlineData("/media/albumart.jpg", true)]
         [InlineData("/media/movie.sample.mp4", true)]
+        [InlineData("/media/movie/sample.mp4", true)]
+        [InlineData("/media/movie/sample/movie.mp4", true)]
+        [InlineData("/foo/sample/bar/baz.mkv", false)]
+        [InlineData("/media/movies/the sample/the sample.mkv", false)]
+        [InlineData("/media/movies/sampler.mkv", false)]
         [InlineData("/media/movies/#Recycle/test.txt", true)]
         [InlineData("/media/movies/#recycle/", true)]
         [InlineData("/media/movies/#recycle", true)]
         [InlineData("thumbs.db", true)]
         [InlineData(@"C:\media\movies\movie.avi", false)]
-        [InlineData("/media/.hiddendir/file.mp4", true)]
+        [InlineData("/media/.hiddendir/file.mp4", false)]
         [InlineData("/media/dir/.hiddenfile.mp4", true)]
+        [InlineData("/media/dir/._macjunk.mp4", true)]
         [InlineData("/volume1/video/Series/@eaDir", true)]
         [InlineData("/volume1/video/Series/@eaDir/file.txt", true)]
         [InlineData("/directory/@Recycle", true)]
         [InlineData("/directory/@Recycle/file.mp3", true)]
+        [InlineData("/media/movies/.@__thumb", true)]
+        [InlineData("/media/movies/.@__thumb/foo-bar-thumbnail.png", true)]
         public void PathIgnored(string path, bool expected)
         {
             Assert.Equal(expected, IgnorePatterns.ShouldIgnore(path));