109 lines
3.9 KiB
C#
109 lines
3.9 KiB
C#
using MediaBrowser.Controller.Entities.Audio;
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using MediaBrowser.Controller.Library;
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using MediaBrowser.Controller.Resolvers;
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using System.Collections.Generic;
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using System.IO;
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using System.Linq;
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namespace MediaBrowser.Server.Implementations.Library.Resolvers.Audio
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{
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/// <summary>
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/// Class MusicAlbumResolver
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/// </summary>
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public class MusicAlbumResolver : ItemResolver<MusicAlbum>
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{
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/// <summary>
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/// Gets the priority.
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/// </summary>
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/// <value>The priority.</value>
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public override ResolverPriority Priority
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{
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get { return ResolverPriority.Third; } // we need to be ahead of the generic folder resolver but behind the movie one
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}
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/// <summary>
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/// Resolves the specified args.
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/// </summary>
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/// <param name="args">The args.</param>
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/// <returns>MusicAlbum.</returns>
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protected override MusicAlbum Resolve(ItemResolveArgs args)
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{
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if (!args.IsDirectory) return null;
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//Avoid mis-identifying top folders
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if (args.Parent == null) return null;
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if (args.Parent.IsRoot) return null;
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if (args.Parent is MusicAlbum) return null;
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return IsMusicAlbum(args) ? new MusicAlbum() : null;
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}
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/// <summary>
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/// Determine if the supplied file data points to a music album
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/// </summary>
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/// <param name="path">The path.</param>
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/// <returns><c>true</c> if [is music album] [the specified data]; otherwise, <c>false</c>.</returns>
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public static bool IsMusicAlbum(string path)
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{
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// If list contains at least 2 audio files or at least one and no video files consider it to contain music
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var foundAudio = 0;
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foreach (var fullName in new DirectoryInfo(path).EnumerateFiles().Select(file => file.FullName))
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{
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if (EntityResolutionHelper.IsAudioFile(fullName)) foundAudio++;
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if (foundAudio >= 2)
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{
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return true;
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}
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if (EntityResolutionHelper.IsVideoFile(fullName)) return false;
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}
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// or a single audio file and no video files
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return foundAudio > 0;
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}
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/// <summary>
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/// Determine if the supplied resolve args should be considered a music album
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/// </summary>
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/// <param name="args">The args.</param>
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/// <returns><c>true</c> if [is music album] [the specified args]; otherwise, <c>false</c>.</returns>
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public static bool IsMusicAlbum(ItemResolveArgs args)
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{
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// Args points to an album if parent is an Artist folder or it directly contains music
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if (args.IsDirectory)
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{
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//if (args.Parent is MusicArtist) return true; //saves us from testing children twice
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if (ContainsMusic(args.FileSystemChildren)) return true;
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}
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return false;
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}
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/// <summary>
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/// Determine if the supplied list contains what we should consider music
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/// </summary>
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/// <param name="list">The list.</param>
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/// <returns><c>true</c> if the specified list contains music; otherwise, <c>false</c>.</returns>
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public static bool ContainsMusic(IEnumerable<FileSystemInfo> list)
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{
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// If list contains at least 2 audio files or at least one and no video files consider it to contain music
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var foundAudio = 0;
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foreach (var file in list)
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{
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if (EntityResolutionHelper.IsAudioFile(file.FullName)) foundAudio++;
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if (foundAudio >= 2)
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{
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return true;
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}
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if (EntityResolutionHelper.IsVideoFile(file.FullName)) return false;
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}
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// or a single audio file and no video files
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return foundAudio > 0;
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}
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}
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}
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