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jellyfin/MediaBrowser.Providers/MediaInfo/ProbeProvider.cs

272 lines
11 KiB

#nullable disable
using System;
using System.IO;
using System.Linq;
using System.Threading;
using System.Threading.Tasks;
using Emby.Naming.Common;
using MediaBrowser.Controller.Chapters;
using MediaBrowser.Controller.Configuration;
using MediaBrowser.Controller.Entities;
using MediaBrowser.Controller.Entities.Audio;
using MediaBrowser.Controller.Entities.Movies;
using MediaBrowser.Controller.Entities.TV;
using MediaBrowser.Controller.Library;
using MediaBrowser.Controller.MediaEncoding;
using MediaBrowser.Controller.Persistence;
using MediaBrowser.Controller.Providers;
using MediaBrowser.Controller.Subtitles;
using MediaBrowser.Model.Entities;
using MediaBrowser.Model.Globalization;
using MediaBrowser.Model.IO;
using MediaBrowser.Model.MediaInfo;
using Microsoft.Extensions.Logging;
namespace MediaBrowser.Providers.MediaInfo
{
/// <summary>
/// The probe provider.
/// </summary>
public class ProbeProvider : ICustomMetadataProvider<Episode>,
ICustomMetadataProvider<MusicVideo>,
ICustomMetadataProvider<Movie>,
ICustomMetadataProvider<Trailer>,
ICustomMetadataProvider<Video>,
ICustomMetadataProvider<Audio>,
ICustomMetadataProvider<AudioBook>,
IHasOrder,
IForcedProvider,
IPreRefreshProvider,
IHasItemChangeMonitor
{
private readonly ILogger<ProbeProvider> _logger;
private readonly AudioResolver _audioResolver;
private readonly SubtitleResolver _subtitleResolver;
private readonly FFProbeVideoInfo _videoProber;
private readonly AudioFileProber _audioProber;
private readonly Task<ItemUpdateType> _cachedTask = Task.FromResult(ItemUpdateType.None);
/// <summary>
/// Initializes a new instance of the <see cref="ProbeProvider"/> class.
/// </summary>
/// <param name="mediaSourceManager">Instance of the <see cref="IMediaSourceManager"/> interface.</param>
/// <param name="mediaEncoder">Instance of the <see cref="IMediaEncoder"/> interface.</param>
/// <param name="itemRepo">Instance of the <see cref="IItemRepository"/> interface.</param>
/// <param name="localization">Instance of the <see cref="ILocalizationManager"/> interface.</param>
/// <param name="encodingManager">Instance of the <see cref="IEncodingManager"/> interface.</param>
/// <param name="config">Instance of the <see cref="IServerConfigurationManager"/> interface.</param>
/// <param name="subtitleManager">Instance of the <see cref="ISubtitleManager"/> interface.</param>
/// <param name="chapterManager">Instance of the <see cref="IChapterManager"/> interface.</param>
/// <param name="libraryManager">Instance of the <see cref="ILibraryManager"/> interface.</param>
/// <param name="loggerFactory">Instance of the <see cref="ILoggerFactory"/>.</param>
/// <param name="fileSystem">Instance of the <see cref="IFileSystem"/> interface.</param>
/// <param name="namingOptions">The <see cref="NamingOptions"/>.</param>
public ProbeProvider(
IMediaSourceManager mediaSourceManager,
IMediaEncoder mediaEncoder,
IItemRepository itemRepo,
ILocalizationManager localization,
IEncodingManager encodingManager,
IServerConfigurationManager config,
ISubtitleManager subtitleManager,
IChapterManager chapterManager,
ILibraryManager libraryManager,
IFileSystem fileSystem,
ILoggerFactory loggerFactory,
NamingOptions namingOptions)
{
_logger = loggerFactory.CreateLogger<ProbeProvider>();
_audioProber = new AudioFileProber(mediaSourceManager, mediaEncoder, itemRepo, libraryManager);
_audioResolver = new AudioResolver(loggerFactory.CreateLogger<AudioResolver>(), localization, mediaEncoder, fileSystem, namingOptions);
_subtitleResolver = new SubtitleResolver(loggerFactory.CreateLogger<SubtitleResolver>(), localization, mediaEncoder, fileSystem, namingOptions);
_videoProber = new FFProbeVideoInfo(
loggerFactory.CreateLogger<FFProbeVideoInfo>(),
mediaSourceManager,
mediaEncoder,
itemRepo,
localization,
encodingManager,
config,
subtitleManager,
chapterManager,
libraryManager,
_audioResolver,
_subtitleResolver);
}
/// <inheritdoc />
public string Name => "Probe Provider";
/// <inheritdoc />
public int Order => 100;
/// <inheritdoc />
public bool HasChanged(BaseItem item, IDirectoryService directoryService)
{
var video = item as Video;
if (video is null || video.VideoType == VideoType.VideoFile || video.VideoType == VideoType.Iso)
{
var path = item.Path;
if (!string.IsNullOrWhiteSpace(path) && item.IsFileProtocol)
{
var file = directoryService.GetFile(path);
if (file is not null && file.LastWriteTimeUtc != item.DateModified)
{
_logger.LogDebug("Refreshing {ItemPath} due to date modified timestamp change.", path);
return true;
}
}
}
if (item.SupportsLocalMetadata && video is not null && !video.IsPlaceHolder
&& !video.SubtitleFiles.SequenceEqual(
_subtitleResolver.GetExternalFiles(video, directoryService, false)
.Select(info => info.Path).ToList(),
StringComparer.Ordinal))
{
_logger.LogDebug("Refreshing {ItemPath} due to external subtitles change.", item.Path);
return true;
}
if (item.SupportsLocalMetadata && video is not null && !video.IsPlaceHolder
&& !video.AudioFiles.SequenceEqual(
_audioResolver.GetExternalFiles(video, directoryService, false)
.Select(info => info.Path).ToList(),
StringComparer.Ordinal))
{
_logger.LogDebug("Refreshing {ItemPath} due to external audio change.", item.Path);
return true;
}
return false;
}
/// <inheritdoc />
public Task<ItemUpdateType> FetchAsync(Episode item, MetadataRefreshOptions options, CancellationToken cancellationToken)
{
return FetchVideoInfo(item, options, cancellationToken);
}
/// <inheritdoc />
public Task<ItemUpdateType> FetchAsync(MusicVideo item, MetadataRefreshOptions options, CancellationToken cancellationToken)
{
return FetchVideoInfo(item, options, cancellationToken);
}
/// <inheritdoc />
public Task<ItemUpdateType> FetchAsync(Movie item, MetadataRefreshOptions options, CancellationToken cancellationToken)
{
return FetchVideoInfo(item, options, cancellationToken);
}
/// <inheritdoc />
public Task<ItemUpdateType> FetchAsync(Trailer item, MetadataRefreshOptions options, CancellationToken cancellationToken)
{
return FetchVideoInfo(item, options, cancellationToken);
}
/// <inheritdoc />
public Task<ItemUpdateType> FetchAsync(Video item, MetadataRefreshOptions options, CancellationToken cancellationToken)
{
return FetchVideoInfo(item, options, cancellationToken);
}
/// <inheritdoc />
public Task<ItemUpdateType> FetchAsync(Audio item, MetadataRefreshOptions options, CancellationToken cancellationToken)
{
return FetchAudioInfo(item, options, cancellationToken);
}
/// <inheritdoc />
public Task<ItemUpdateType> FetchAsync(AudioBook item, MetadataRefreshOptions options, CancellationToken cancellationToken)
{
return FetchAudioInfo(item, options, cancellationToken);
}
/// <summary>
/// Fetches video information for an item.
/// </summary>
/// <param name="item">The item.</param>
/// <param name="options">The <see cref="MetadataRefreshOptions"/>.</param>
/// <param name="cancellationToken">The <see cref="CancellationToken"/>.</param>
/// <typeparam name="T">The type of item to resolve.</typeparam>
/// <returns>A <see cref="Task"/> fetching the <see cref="ItemUpdateType"/> for an item.</returns>
public Task<ItemUpdateType> FetchVideoInfo<T>(T item, MetadataRefreshOptions options, CancellationToken cancellationToken)
where T : Video
{
if (item.IsPlaceHolder)
{
return _cachedTask;
}
if (!item.IsCompleteMedia)
{
return _cachedTask;
}
if (item.IsVirtualItem)
{
return _cachedTask;
}
if (!options.EnableRemoteContentProbe && !item.IsFileProtocol)
{
return _cachedTask;
}
if (item.IsShortcut)
{
FetchShortcutInfo(item);
}
return _videoProber.ProbeVideo(item, options, cancellationToken);
}
private string NormalizeStrmLine(string line)
{
return line.Replace("\t", string.Empty, StringComparison.Ordinal)
.Replace("\r", string.Empty, StringComparison.Ordinal)
.Replace("\n", string.Empty, StringComparison.Ordinal)
.Trim();
}
private void FetchShortcutInfo(BaseItem item)
{
item.ShortcutPath = File.ReadAllLines(item.Path)
.Select(NormalizeStrmLine)
.FirstOrDefault(i => !string.IsNullOrWhiteSpace(i) && !i.StartsWith('#'));
}
/// <summary>
/// Fetches audio information for an item.
/// </summary>
/// <param name="item">The item.</param>
/// <param name="options">The <see cref="MetadataRefreshOptions"/>.</param>
/// <param name="cancellationToken">The <see cref="CancellationToken"/>.</param>
/// <typeparam name="T">The type of item to resolve.</typeparam>
/// <returns>A <see cref="Task"/> fetching the <see cref="ItemUpdateType"/> for an item.</returns>
public Task<ItemUpdateType> FetchAudioInfo<T>(T item, MetadataRefreshOptions options, CancellationToken cancellationToken)
where T : Audio
{
if (item.IsVirtualItem)
{
return _cachedTask;
}
if (!options.EnableRemoteContentProbe && !item.IsFileProtocol)
{
return _cachedTask;
}
if (item.IsShortcut)
{
FetchShortcutInfo(item);
}
return _audioProber.Probe(item, options, cancellationToken);
}
}
}