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using System;
using System.IO;
using System.Linq;
using System.Threading;
using System.Threading.Tasks;
using MediaBrowser.Common.Configuration;
using MediaBrowser.Controller.Channels;
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 MediaBrowser.Model.Serialization;
using Microsoft.Extensions.Logging;
namespace MediaBrowser.Providers.MediaInfo
{
public class FFProbeProvider : ICustomMetadataProvider<Episode>,
ICustomMetadataProvider<MusicVideo>,
ICustomMetadataProvider<Movie>,
ICustomMetadataProvider<Trailer>,
ICustomMetadataProvider<Video>,
ICustomMetadataProvider<Audio>,
ICustomMetadataProvider<AudioBook>,
IHasOrder,
IForcedProvider,
IPreRefreshProvider,
IHasItemChangeMonitor
{
private readonly ILogger _logger;
private readonly IIsoManager _isoManager;
private readonly IMediaEncoder _mediaEncoder;
private readonly IItemRepository _itemRepo;
private readonly IBlurayExaminer _blurayExaminer;
private readonly ILocalizationManager _localization;
private readonly IApplicationPaths _appPaths;
private readonly IJsonSerializer _json;
private readonly IEncodingManager _encodingManager;
private readonly IServerConfigurationManager _config;
private readonly ISubtitleManager _subtitleManager;
private readonly IChapterManager _chapterManager;
private readonly ILibraryManager _libraryManager;
private readonly IChannelManager _channelManager;
private readonly IMediaSourceManager _mediaSourceManager;
public string Name => "ffprobe";
public bool HasChanged(BaseItem item, IDirectoryService directoryService)
{
var video = item as Video;
if (video == 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 != null && file.LastWriteTimeUtc != item.DateModified)
{
_logger.LogDebug("Refreshing {0} due to date modified timestamp change.", path);
return true;
}
}
}
if (item.SupportsLocalMetadata && video != null && !video.IsPlaceHolder
&& !video.SubtitleFiles.SequenceEqual(
_subtitleResolver.GetExternalSubtitleFiles(video, directoryService, false), StringComparer.Ordinal))
{
_logger.LogDebug("Refreshing {0} due to external subtitles change.", item.Path);
return true;
}
return false;
}
public Task<ItemUpdateType> FetchAsync(Episode item, MetadataRefreshOptions options, CancellationToken cancellationToken)
{
return FetchVideoInfo(item, options, cancellationToken);
}
public Task<ItemUpdateType> FetchAsync(MusicVideo item, MetadataRefreshOptions options, CancellationToken cancellationToken)
{
return FetchVideoInfo(item, options, cancellationToken);
}
public Task<ItemUpdateType> FetchAsync(Movie item, MetadataRefreshOptions options, CancellationToken cancellationToken)
{
return FetchVideoInfo(item, options, cancellationToken);
}
public Task<ItemUpdateType> FetchAsync(Trailer item, MetadataRefreshOptions options, CancellationToken cancellationToken)
{
return FetchVideoInfo(item, options, cancellationToken);
}
public Task<ItemUpdateType> FetchAsync(Video item, MetadataRefreshOptions options, CancellationToken cancellationToken)
{
return FetchVideoInfo(item, options, cancellationToken);
}
public Task<ItemUpdateType> FetchAsync(Audio item, MetadataRefreshOptions options, CancellationToken cancellationToken)
{
return FetchAudioInfo(item, options, cancellationToken);
}
public Task<ItemUpdateType> FetchAsync(AudioBook item, MetadataRefreshOptions options, CancellationToken cancellationToken)
{
return FetchAudioInfo(item, options, cancellationToken);
}
private SubtitleResolver _subtitleResolver;
public FFProbeProvider(
ILogger<FFProbeProvider> logger,
IMediaSourceManager mediaSourceManager,
IChannelManager channelManager,
IIsoManager isoManager,
IMediaEncoder mediaEncoder,
IItemRepository itemRepo,
IBlurayExaminer blurayExaminer,
ILocalizationManager localization,
IApplicationPaths appPaths,
IJsonSerializer json,
IEncodingManager encodingManager,
IServerConfigurationManager config,
ISubtitleManager subtitleManager,
IChapterManager chapterManager,
ILibraryManager libraryManager)
{
_logger = logger;
_isoManager = isoManager;
_mediaEncoder = mediaEncoder;
_itemRepo = itemRepo;
_blurayExaminer = blurayExaminer;
_localization = localization;
_appPaths = appPaths;
_json = json;
_encodingManager = encodingManager;
_config = config;
_subtitleManager = subtitleManager;
_chapterManager = chapterManager;
_libraryManager = libraryManager;
_channelManager = channelManager;
_mediaSourceManager = mediaSourceManager;
_subtitleResolver = new SubtitleResolver(BaseItem.LocalizationManager);
}
private readonly Task<ItemUpdateType> _cachedTask = Task.FromResult(ItemUpdateType.None);
public Task<ItemUpdateType> FetchVideoInfo<T>(T item, MetadataRefreshOptions options, CancellationToken cancellationToken)
where T : Video
{
if (item.VideoType == VideoType.Iso)
{
return _cachedTask;
}
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);
}
var prober = new FFProbeVideoInfo(
_logger,
_mediaSourceManager,
_mediaEncoder,
_itemRepo,
_blurayExaminer,
_localization,
_encodingManager,
_config,
_subtitleManager,
_chapterManager,
_libraryManager);
return prober.ProbeVideo(item, options, cancellationToken);
}
private string NormalizeStrmLine(string line)
{
return line.Replace("\t", string.Empty)
.Replace("\r", string.Empty)
.Replace("\n", string.Empty)
.Trim();
}
private void FetchShortcutInfo(BaseItem item)
{
item.ShortcutPath = File.ReadAllLines(item.Path)
.Select(NormalizeStrmLine)
.FirstOrDefault(i => !string.IsNullOrWhiteSpace(i) && !i.StartsWith("#", StringComparison.OrdinalIgnoreCase));
}
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);
}
var prober = new FFProbeAudioInfo(_mediaSourceManager, _mediaEncoder, _itemRepo, _appPaths, _json, _libraryManager);
return prober.Probe(item, options, cancellationToken);
}
// Run last
public int Order => 100;
}
}
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