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288 lines
9.2 KiB
288 lines
9.2 KiB
using MediaBrowser.Common.Configuration;
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using MediaBrowser.Common.Extensions;
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using MediaBrowser.Controller.Chapters;
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using MediaBrowser.Controller.Configuration;
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using MediaBrowser.Controller.Entities;
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using MediaBrowser.Controller.Entities.Movies;
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using MediaBrowser.Controller.Entities.TV;
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using MediaBrowser.Controller.Library;
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using MediaBrowser.Controller.Persistence;
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using MediaBrowser.Controller.Providers;
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using MediaBrowser.Model.Chapters;
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using MediaBrowser.Model.Configuration;
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using MediaBrowser.Model.Entities;
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using MediaBrowser.Model.Logging;
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using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Threading;
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using System.Threading.Tasks;
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namespace MediaBrowser.Providers.Chapters
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{
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public class ChapterManager : IChapterManager
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{
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private IChapterProvider[] _providers;
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private readonly ILibraryManager _libraryManager;
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private readonly ILogger _logger;
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private readonly IServerConfigurationManager _config;
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private readonly IItemRepository _itemRepo;
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public ChapterManager(ILibraryManager libraryManager, ILogger logger, IServerConfigurationManager config, IItemRepository itemRepo)
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{
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_libraryManager = libraryManager;
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_logger = logger;
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_config = config;
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_itemRepo = itemRepo;
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}
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public void AddParts(IEnumerable<IChapterProvider> chapterProviders)
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{
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_providers = chapterProviders.ToArray();
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}
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public Task<IEnumerable<RemoteChapterResult>> Search(Video video, CancellationToken cancellationToken)
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{
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VideoContentType mediaType;
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if (video is Episode)
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{
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mediaType = VideoContentType.Episode;
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}
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else if (video is Movie)
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{
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mediaType = VideoContentType.Movie;
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}
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else
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{
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// These are the only supported types
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return Task.FromResult<IEnumerable<RemoteChapterResult>>(new List<RemoteChapterResult>());
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}
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var request = new ChapterSearchRequest
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{
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ContentType = mediaType,
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IndexNumber = video.IndexNumber,
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Language = video.GetPreferredMetadataLanguage(),
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MediaPath = video.Path,
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Name = video.Name,
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ParentIndexNumber = video.ParentIndexNumber,
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ProductionYear = video.ProductionYear,
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ProviderIds = video.ProviderIds,
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RuntimeTicks = video.RunTimeTicks,
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SearchAllProviders = false
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};
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var episode = video as Episode;
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if (episode != null)
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{
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request.IndexNumberEnd = episode.IndexNumberEnd;
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request.SeriesName = episode.SeriesName;
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}
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return Search(request, cancellationToken);
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}
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public async Task<IEnumerable<RemoteChapterResult>> Search(ChapterSearchRequest request, CancellationToken cancellationToken)
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{
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var contentType = request.ContentType;
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var providers = GetInternalProviders(false)
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.Where(i => i.SupportedMediaTypes.Contains(contentType))
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.ToList();
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// If not searching all, search one at a time until something is found
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if (!request.SearchAllProviders)
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{
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foreach (var provider in providers)
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{
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try
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{
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var currentResults = await Search(request, provider, cancellationToken).ConfigureAwait(false);
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if (currentResults.Count > 0)
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{
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return currentResults;
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}
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}
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catch (Exception ex)
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{
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_logger.ErrorException("Error downloading subtitles from {0}", ex, provider.Name);
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}
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}
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return new List<RemoteChapterResult>();
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}
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var tasks = providers.Select(async i =>
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{
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try
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{
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return await Search(request, i, cancellationToken).ConfigureAwait(false);
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}
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catch (Exception ex)
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{
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_logger.ErrorException("Error downloading subtitles from {0}", ex, i.Name);
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return new List<RemoteChapterResult>();
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}
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});
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var results = await Task.WhenAll(tasks).ConfigureAwait(false);
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return results.SelectMany(i => i);
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}
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private async Task<List<RemoteChapterResult>> Search(ChapterSearchRequest request,
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IChapterProvider provider,
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CancellationToken cancellationToken)
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{
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var searchResults = await provider.Search(request, cancellationToken).ConfigureAwait(false);
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var list = searchResults.ToList();
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foreach (var result in list)
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{
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result.Id = GetProviderId(provider.Name) + "_" + result.Id;
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result.ProviderName = provider.Name;
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}
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return list;
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}
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public Task<ChapterResponse> GetChapters(string id, CancellationToken cancellationToken)
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{
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var parts = id.Split(new[] { '_' }, 2);
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var provider = GetProvider(parts.First());
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id = parts.Last();
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return provider.GetChapters(id, cancellationToken);
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}
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public IEnumerable<ChapterProviderInfo> GetProviders(string itemId)
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{
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var video = _libraryManager.GetItemById(itemId) as Video;
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VideoContentType mediaType;
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if (video is Episode)
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{
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mediaType = VideoContentType.Episode;
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}
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else if (video is Movie)
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{
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mediaType = VideoContentType.Movie;
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}
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else
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{
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// These are the only supported types
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return new List<ChapterProviderInfo>();
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}
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var providers = GetInternalProviders(false)
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.Where(i => i.SupportedMediaTypes.Contains(mediaType));
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return GetInfos(providers);
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}
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public IEnumerable<ChapterProviderInfo> GetProviders()
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{
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return GetInfos(GetInternalProviders(true));
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}
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private IEnumerable<IChapterProvider> GetInternalProviders(bool includeDisabledProviders)
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{
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var providers = _providers;
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if (!includeDisabledProviders)
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{
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var options = GetConfiguration();
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providers = providers
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.Where(i => !options.DisabledFetchers.Contains(i.Name))
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.ToArray();
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}
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return providers
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.OrderBy(GetConfiguredOrder)
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.ThenBy(GetDefaultOrder)
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.ToArray();
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}
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private IEnumerable<ChapterProviderInfo> GetInfos(IEnumerable<IChapterProvider> providers)
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{
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return providers.Select(i => new ChapterProviderInfo
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{
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Name = i.Name,
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Id = GetProviderId(i.Name)
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});
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}
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private string GetProviderId(string name)
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{
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return name.ToLower().GetMD5().ToString("N");
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}
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private IChapterProvider GetProvider(string id)
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{
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return _providers.First(i => string.Equals(id, GetProviderId(i.Name)));
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}
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private int GetConfiguredOrder(IChapterProvider provider)
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{
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var options = GetConfiguration();
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// See if there's a user-defined order
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var index = Array.IndexOf(options.FetcherOrder, provider.Name);
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if (index != -1)
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{
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return index;
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}
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// Not configured. Just return some high number to put it at the end.
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return 100;
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}
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private int GetDefaultOrder(IChapterProvider provider)
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{
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var hasOrder = provider as IHasOrder;
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if (hasOrder != null)
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{
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return hasOrder.Order;
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}
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return 0;
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}
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public IEnumerable<ChapterInfo> GetChapters(string itemId)
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{
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return _itemRepo.GetChapters(new Guid(itemId));
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}
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public Task SaveChapters(string itemId, IEnumerable<ChapterInfo> chapters, CancellationToken cancellationToken)
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{
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return _itemRepo.SaveChapters(new Guid(itemId), chapters, cancellationToken);
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}
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public ChapterOptions GetConfiguration()
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{
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return _config.GetConfiguration<ChapterOptions>("chapters");
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}
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}
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public class ChapterConfigurationStore : IConfigurationFactory
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{
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public IEnumerable<ConfigurationStore> GetConfigurations()
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{
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return new List<ConfigurationStore>
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{
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new ConfigurationStore
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{
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Key = "chapters",
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ConfigurationType = typeof (ChapterOptions)
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}
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};
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}
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}
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}
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