321 lines
11 KiB
C#
321 lines
11 KiB
C#
using MediaBrowser.Controller.Persistence;
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using MediaBrowser.Controller.Resolvers;
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using MediaBrowser.Model.Entities;
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using System;
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using System.Collections;
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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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using System.Runtime.Serialization;
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using System.Threading;
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using System.Threading.Tasks;
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namespace MediaBrowser.Controller.Entities
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{
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/// <summary>
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/// Class Video
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/// </summary>
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public class Video : BaseItem, IHasMediaStreams, IHasAspectRatio
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{
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public bool IsMultiPart { get; set; }
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public List<Guid> AdditionalPartIds { get; set; }
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public Video()
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{
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PlayableStreamFileNames = new List<string>();
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AdditionalPartIds = new List<Guid>();
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}
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/// <summary>
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/// Gets or sets a value indicating whether this instance has subtitles.
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/// </summary>
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/// <value><c>true</c> if this instance has subtitles; otherwise, <c>false</c>.</value>
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public bool HasSubtitles { get; set; }
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/// <summary>
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/// Gets or sets the video bit rate.
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/// </summary>
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/// <value>The video bit rate.</value>
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public int? VideoBitRate { get; set; }
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/// <summary>
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/// Gets or sets the default index of the video stream.
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/// </summary>
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/// <value>The default index of the video stream.</value>
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public int? DefaultVideoStreamIndex { get; set; }
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/// <summary>
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/// Gets or sets the type of the video.
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/// </summary>
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/// <value>The type of the video.</value>
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public VideoType VideoType { get; set; }
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/// <summary>
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/// Gets or sets the type of the iso.
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/// </summary>
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/// <value>The type of the iso.</value>
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public IsoType? IsoType { get; set; }
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/// <summary>
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/// Gets or sets the video3 D format.
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/// </summary>
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/// <value>The video3 D format.</value>
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public Video3DFormat? Video3DFormat { get; set; }
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/// <summary>
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/// If the video is a folder-rip, this will hold the file list for the largest playlist
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/// </summary>
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public List<string> PlayableStreamFileNames { get; set; }
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/// <summary>
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/// Gets the playable stream files.
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/// </summary>
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/// <returns>List{System.String}.</returns>
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public List<string> GetPlayableStreamFiles()
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{
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return GetPlayableStreamFiles(Path);
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}
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/// <summary>
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/// Gets or sets the aspect ratio.
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/// </summary>
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/// <value>The aspect ratio.</value>
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public string AspectRatio { get; set; }
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/// <summary>
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/// Should be overridden to return the proper folder where metadata lives
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/// </summary>
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/// <value>The meta location.</value>
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[IgnoreDataMember]
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public override string MetaLocation
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{
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get
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{
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return VideoType == VideoType.VideoFile || VideoType == VideoType.Iso || IsMultiPart ? System.IO.Path.GetDirectoryName(Path) : Path;
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}
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}
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/// <summary>
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/// Needed because the resolver stops at the movie folder and we find the video inside.
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/// </summary>
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/// <value><c>true</c> if [use parent path to create resolve args]; otherwise, <c>false</c>.</value>
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protected override bool UseParentPathToCreateResolveArgs
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{
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get
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{
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if (IsInMixedFolder)
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{
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return false;
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}
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return VideoType == VideoType.VideoFile || VideoType == VideoType.Iso || IsMultiPart;
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}
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}
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public string MainFeaturePlaylistName { get; set; }
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/// <summary>
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/// Gets the playable stream files.
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/// </summary>
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/// <param name="rootPath">The root path.</param>
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/// <returns>List{System.String}.</returns>
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public List<string> GetPlayableStreamFiles(string rootPath)
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{
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if (PlayableStreamFileNames == null)
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{
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return null;
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}
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var allFiles = Directory.EnumerateFiles(rootPath, "*", SearchOption.AllDirectories).ToList();
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return PlayableStreamFileNames.Select(name => allFiles.FirstOrDefault(f => string.Equals(System.IO.Path.GetFileName(f), name, StringComparison.OrdinalIgnoreCase)))
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.Where(f => !string.IsNullOrEmpty(f))
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.ToList();
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}
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/// <summary>
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/// Gets a value indicating whether [is3 D].
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/// </summary>
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/// <value><c>true</c> if [is3 D]; otherwise, <c>false</c>.</value>
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[IgnoreDataMember]
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public bool Is3D
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{
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get { return Video3DFormat.HasValue; }
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}
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public bool IsHD { get; set; }
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/// <summary>
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/// Gets the type of the media.
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/// </summary>
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/// <value>The type of the media.</value>
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public override string MediaType
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{
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get
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{
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return Model.Entities.MediaType.Video;
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}
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}
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/// <summary>
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/// Overrides the base implementation to refresh metadata for local trailers
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/// </summary>
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/// <param name="cancellationToken">The cancellation token.</param>
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/// <param name="forceSave">if set to <c>true</c> [is new item].</param>
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/// <param name="forceRefresh">if set to <c>true</c> [force].</param>
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/// <param name="allowSlowProviders">if set to <c>true</c> [allow slow providers].</param>
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/// <param name="resetResolveArgs">The reset resolve args.</param>
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/// <returns>true if a provider reports we changed</returns>
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public override async Task<bool> RefreshMetadata(CancellationToken cancellationToken, bool forceSave = false, bool forceRefresh = false, bool allowSlowProviders = true, bool resetResolveArgs = true)
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{
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// Kick off a task to refresh the main item
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var result = await base.RefreshMetadata(cancellationToken, forceSave, forceRefresh, allowSlowProviders, resetResolveArgs).ConfigureAwait(false);
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var additionalPartsChanged = false;
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// Must have a parent to have additional parts
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// In other words, it must be part of the Parent/Child tree
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// The additional parts won't have additional parts themselves
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if (IsMultiPart && LocationType == LocationType.FileSystem && Parent != null)
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{
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try
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{
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additionalPartsChanged = await RefreshAdditionalParts(cancellationToken, forceSave, forceRefresh, allowSlowProviders).ConfigureAwait(false);
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}
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catch (IOException ex)
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{
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Logger.ErrorException("Error loading additional parts for {0}.", ex, Name);
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}
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}
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return additionalPartsChanged || result;
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}
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/// <summary>
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/// Refreshes the additional parts.
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/// </summary>
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/// <param name="cancellationToken">The cancellation token.</param>
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/// <param name="forceSave">if set to <c>true</c> [force save].</param>
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/// <param name="forceRefresh">if set to <c>true</c> [force refresh].</param>
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/// <param name="allowSlowProviders">if set to <c>true</c> [allow slow providers].</param>
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/// <returns>Task{System.Boolean}.</returns>
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private async Task<bool> RefreshAdditionalParts(CancellationToken cancellationToken, bool forceSave = false, bool forceRefresh = false, bool allowSlowProviders = true)
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{
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var newItems = LoadAdditionalParts().ToList();
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var newItemIds = newItems.Select(i => i.Id).ToList();
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var itemsChanged = !AdditionalPartIds.SequenceEqual(newItemIds);
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var tasks = newItems.Select(i => i.RefreshMetadata(cancellationToken, forceSave, forceRefresh, allowSlowProviders));
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var results = await Task.WhenAll(tasks).ConfigureAwait(false);
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AdditionalPartIds = newItemIds;
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return itemsChanged || results.Contains(true);
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}
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/// <summary>
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/// Loads the additional parts.
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/// </summary>
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/// <returns>IEnumerable{Video}.</returns>
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private IEnumerable<Video> LoadAdditionalParts()
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{
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IEnumerable<FileSystemInfo> files;
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var path = Path;
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if (string.IsNullOrEmpty(path))
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{
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throw new ApplicationException(string.Format("Item {0} has a null path.", Name ?? Id.ToString()));
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}
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if (VideoType == VideoType.BluRay || VideoType == VideoType.Dvd)
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{
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var parentPath = System.IO.Path.GetDirectoryName(path);
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if (string.IsNullOrEmpty(parentPath))
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{
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throw new IOException("Unable to get parent path info from " + path);
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}
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files = new DirectoryInfo(parentPath)
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.EnumerateDirectories()
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.Where(i => !string.Equals(i.FullName, path, StringComparison.OrdinalIgnoreCase) && EntityResolutionHelper.IsMultiPartFile(i.Name));
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}
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else
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{
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var resolveArgs = ResolveArgs;
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if (resolveArgs == null)
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{
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throw new IOException("ResolveArgs are null for " + path);
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}
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files = resolveArgs.FileSystemChildren.Where(i =>
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{
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if ((i.Attributes & FileAttributes.Directory) == FileAttributes.Directory)
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{
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return false;
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}
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return !string.Equals(i.FullName, path, StringComparison.OrdinalIgnoreCase) && EntityResolutionHelper.IsVideoFile(i.FullName) && EntityResolutionHelper.IsMultiPartFile(i.Name);
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});
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}
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return LibraryManager.ResolvePaths<Video>(files, null).Select(video =>
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{
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// Try to retrieve it from the db. If we don't find it, use the resolved version
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var dbItem = LibraryManager.GetItemById(video.Id) as Video;
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if (dbItem != null)
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{
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dbItem.ResetResolveArgs(video.ResolveArgs);
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video = dbItem;
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}
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return video;
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}).ToList();
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}
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public override IEnumerable<string> GetDeletePaths()
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{
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if (!IsInMixedFolder)
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{
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if (VideoType == VideoType.VideoFile || VideoType == VideoType.Iso)
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{
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return new[] { System.IO.Path.GetDirectoryName(Path) };
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}
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}
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return base.GetDeletePaths();
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}
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public virtual IEnumerable<MediaStream> GetMediaStreams()
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{
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return ItemRepository.GetMediaStreams(new MediaStreamQuery
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{
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ItemId = Id
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});
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}
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public virtual MediaStream GetDefaultVideoStream()
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{
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if (!DefaultVideoStreamIndex.HasValue)
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{
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return null;
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}
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return ItemRepository.GetMediaStreams(new MediaStreamQuery
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{
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ItemId = Id,
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Index = DefaultVideoStreamIndex.Value
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}).FirstOrDefault();
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}
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}
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}
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