jellyfin/Emby.Server.Implementations/Library/CoreResolutionIgnoreRule.cs

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using MediaBrowser.Model.Extensions;
using MediaBrowser.Controller.Entities;
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using MediaBrowser.Controller.Library;
using MediaBrowser.Controller.Resolvers;
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using System;
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using System.Collections.Generic;
using System.IO;
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using System.Linq;
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using MediaBrowser.Common.IO;
using MediaBrowser.Controller.IO;
using MediaBrowser.Model.IO;
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using MediaBrowser.Model.Logging;
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namespace Emby.Server.Implementations.Library
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{
/// <summary>
/// Provides the core resolver ignore rules
/// </summary>
public class CoreResolutionIgnoreRule : IResolverIgnoreRule
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{
private readonly IFileSystem _fileSystem;
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private readonly ILibraryManager _libraryManager;
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private readonly ILogger _logger;
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/// <summary>
/// Any folder named in this list will be ignored - can be added to at runtime for extensibility
/// </summary>
public static readonly List<string> IgnoreFolders = new List<string>
{
"metadata",
"ps3_update",
"ps3_vprm",
"extrafanart",
"extrathumbs",
".actors",
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".wd_tv",
// Synology
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"@eaDir",
"eaDir",
"#recycle"
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};
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public CoreResolutionIgnoreRule(IFileSystem fileSystem, ILibraryManager libraryManager, ILogger logger)
{
_fileSystem = fileSystem;
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_libraryManager = libraryManager;
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_logger = logger;
}
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/// <summary>
/// Shoulds the ignore.
/// </summary>
/// <param name="fileInfo">The file information.</param>
/// <param name="parent">The parent.</param>
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/// <returns><c>true</c> if XXXX, <c>false</c> otherwise</returns>
public bool ShouldIgnore(FileSystemMetadata fileInfo, BaseItem parent)
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{
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// Don't ignore top level folders
if (fileInfo.IsDirectory && parent is AggregateFolder)
{
return false;
}
var filename = fileInfo.Name;
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var isHidden = fileInfo.IsHidden;
var path = fileInfo.FullName;
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// Handle mac .DS_Store
// https://github.com/MediaBrowser/MediaBrowser/issues/427
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if (filename.IndexOf("._", StringComparison.OrdinalIgnoreCase) == 0)
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{
return true;
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}
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// Ignore hidden files and folders
if (isHidden)
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{
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if (parent == null)
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{
var parentFolderName = Path.GetFileName(Path.GetDirectoryName(path));
if (string.Equals(parentFolderName, BaseItem.ThemeSongsFolderName, StringComparison.OrdinalIgnoreCase))
{
return false;
}
if (string.Equals(parentFolderName, BaseItem.ThemeVideosFolderName, StringComparison.OrdinalIgnoreCase))
{
return false;
}
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}
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// Sometimes these are marked hidden
if (_fileSystem.IsRootPath(path))
{
return false;
}
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return true;
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}
if (fileInfo.IsDirectory)
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{
// Ignore any folders in our list
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if (IgnoreFolders.Contains(filename, StringComparer.OrdinalIgnoreCase))
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{
return true;
}
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if (parent != null)
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{
// Ignore trailer folders but allow it at the collection level
if (string.Equals(filename, BaseItem.TrailerFolderName, StringComparison.OrdinalIgnoreCase) &&
!(parent is AggregateFolder) && !(parent is UserRootFolder))
{
return true;
}
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if (string.Equals(filename, BaseItem.ThemeVideosFolderName, StringComparison.OrdinalIgnoreCase))
{
return true;
}
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if (string.Equals(filename, BaseItem.ThemeSongsFolderName, StringComparison.OrdinalIgnoreCase))
{
return true;
}
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}
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}
else
{
if (parent != null)
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{
// Don't resolve these into audio files
if (string.Equals(_fileSystem.GetFileNameWithoutExtension(filename), BaseItem.ThemeSongFilename) && _libraryManager.IsAudioFile(filename))
{
return true;
}
}
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// Ignore samples
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var sampleFilename = " " + filename.Replace(".", " ", StringComparison.OrdinalIgnoreCase)
.Replace("-", " ", StringComparison.OrdinalIgnoreCase)
.Replace("_", " ", StringComparison.OrdinalIgnoreCase)
.Replace("!", " ", StringComparison.OrdinalIgnoreCase);
if (sampleFilename.IndexOf(" sample ", StringComparison.OrdinalIgnoreCase) != -1)
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{
return true;
}
}
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return false;
}
}
}