jellyfin/MediaBrowser.Server.Implementations/Library/Resolvers/Audio/MusicArtistResolver.cs
2016-08-13 01:49:00 -04:00

80 lines
2.6 KiB
C#

using MediaBrowser.Controller.Entities.Audio;
using MediaBrowser.Controller.Library;
using MediaBrowser.Controller.Resolvers;
using MediaBrowser.Model.Entities;
using MediaBrowser.Model.Logging;
using System;
using System.IO;
using System.Linq;
using CommonIO;
namespace MediaBrowser.Server.Implementations.Library.Resolvers.Audio
{
/// <summary>
/// Class MusicArtistResolver
/// </summary>
public class MusicArtistResolver : ItemResolver<MusicArtist>
{
private readonly ILogger _logger;
private readonly IFileSystem _fileSystem;
private readonly ILibraryManager _libraryManager;
public MusicArtistResolver(ILogger logger, IFileSystem fileSystem, ILibraryManager libraryManager)
{
_logger = logger;
_fileSystem = fileSystem;
_libraryManager = libraryManager;
}
/// <summary>
/// Gets the priority.
/// </summary>
/// <value>The priority.</value>
public override ResolverPriority Priority
{
get
{
// Behind special folder resolver
return ResolverPriority.Second;
}
}
/// <summary>
/// Resolves the specified args.
/// </summary>
/// <param name="args">The args.</param>
/// <returns>MusicArtist.</returns>
protected override MusicArtist Resolve(ItemResolveArgs args)
{
if (!args.IsDirectory) return null;
// Avoid mis-identifying top folders
if (args.Parent.IsRoot) return null;
// Don't allow nested artists
if (args.HasParent<MusicArtist>() || args.HasParent<MusicAlbum>())
{
return null;
}
var collectionType = args.GetCollectionType();
var isMusicMediaFolder = string.Equals(collectionType, CollectionType.Music, StringComparison.OrdinalIgnoreCase);
// If there's a collection type and it's not music, it can't be a series
if (!isMusicMediaFolder)
{
return null;
}
var directoryService = args.DirectoryService;
var albumResolver = new MusicAlbumResolver(_logger, _fileSystem, _libraryManager);
// If we contain an album assume we are an artist folder
return args.FileSystemChildren.Where(i => (i.Attributes & FileAttributes.Directory) == FileAttributes.Directory).Any(i => albumResolver.IsMusicAlbum(i.FullName, directoryService, args.GetLibraryOptions())) ? new MusicArtist() : null;
}
}
}