1024 lines
38 KiB
C#
1024 lines
38 KiB
C#
using MediaBrowser.Common.IO;
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using MediaBrowser.Common.Net;
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using MediaBrowser.Controller;
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using MediaBrowser.Controller.Configuration;
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using MediaBrowser.Controller.Entities;
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using MediaBrowser.Controller.Entities.Audio;
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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.LiveTv;
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using MediaBrowser.Controller.Providers;
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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 MediaBrowser.Model.Providers;
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using System;
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using System.Collections.Concurrent;
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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.Threading;
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using System.Threading.Tasks;
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namespace MediaBrowser.Providers.Manager
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{
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/// <summary>
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/// Class ProviderManager
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/// </summary>
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public class ProviderManager : IProviderManager, IDisposable
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{
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/// <summary>
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/// The _logger
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/// </summary>
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private readonly ILogger _logger;
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/// <summary>
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/// The _HTTP client
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/// </summary>
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private readonly IHttpClient _httpClient;
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/// <summary>
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/// The _directory watchers
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/// </summary>
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private readonly ILibraryMonitor _libraryMonitor;
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/// <summary>
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/// Gets or sets the configuration manager.
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/// </summary>
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/// <value>The configuration manager.</value>
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private IServerConfigurationManager ConfigurationManager { get; set; }
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private IImageProvider[] ImageProviders { get; set; }
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private readonly IFileSystem _fileSystem;
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private IMetadataService[] _metadataServices = { };
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private IItemIdentityProvider[] _identityProviders = { };
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private IItemIdentityConverter[] _identityConverters = { };
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private IMetadataProvider[] _metadataProviders = { };
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private IEnumerable<IMetadataSaver> _savers;
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private IImageSaver[] _imageSavers;
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private readonly IServerApplicationPaths _appPaths;
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private IExternalId[] _externalIds;
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private readonly Func<ILibraryManager> _libraryManagerFactory;
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/// <summary>
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/// Initializes a new instance of the <see cref="ProviderManager" /> class.
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/// </summary>
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/// <param name="httpClient">The HTTP client.</param>
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/// <param name="configurationManager">The configuration manager.</param>
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/// <param name="libraryMonitor">The directory watchers.</param>
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/// <param name="logManager">The log manager.</param>
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/// <param name="fileSystem">The file system.</param>
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public ProviderManager(IHttpClient httpClient, IServerConfigurationManager configurationManager, ILibraryMonitor libraryMonitor, ILogManager logManager, IFileSystem fileSystem, IServerApplicationPaths appPaths, Func<ILibraryManager> libraryManagerFactory)
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{
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_logger = logManager.GetLogger("ProviderManager");
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_httpClient = httpClient;
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ConfigurationManager = configurationManager;
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_libraryMonitor = libraryMonitor;
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_fileSystem = fileSystem;
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_appPaths = appPaths;
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_libraryManagerFactory = libraryManagerFactory;
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}
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/// <summary>
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/// Adds the metadata providers.
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/// </summary>
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/// <param name="imageProviders">The image providers.</param>
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/// <param name="metadataServices">The metadata services.</param>
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/// <param name="identityProviders">The identity providers.</param>
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/// <param name="identityConverters">The identity converters.</param>
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/// <param name="metadataProviders">The metadata providers.</param>
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/// <param name="metadataSavers">The metadata savers.</param>
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/// <param name="imageSavers">The image savers.</param>
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/// <param name="externalIds">The external ids.</param>
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public void AddParts(IEnumerable<IImageProvider> imageProviders, IEnumerable<IMetadataService> metadataServices,
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IEnumerable<IItemIdentityProvider> identityProviders, IEnumerable<IItemIdentityConverter> identityConverters,
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IEnumerable<IMetadataProvider> metadataProviders, IEnumerable<IMetadataSaver> metadataSavers,
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IEnumerable<IImageSaver> imageSavers, IEnumerable<IExternalId> externalIds)
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{
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ImageProviders = imageProviders.ToArray();
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_metadataServices = metadataServices.OrderBy(i => i.Order).ToArray();
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_identityProviders = identityProviders.ToArray();
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_identityConverters = identityConverters.ToArray();
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_metadataProviders = metadataProviders.ToArray();
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_imageSavers = imageSavers.ToArray();
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_externalIds = externalIds.OrderBy(i => i.Name).ToArray();
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_savers = metadataSavers.Where(i =>
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{
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var configurable = i as IConfigurableProvider;
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return configurable == null || configurable.IsEnabled;
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}).ToArray();
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}
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public Task<ItemUpdateType> RefreshSingleItem(IHasMetadata item, MetadataRefreshOptions options, CancellationToken cancellationToken)
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{
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var service = _metadataServices.FirstOrDefault(i => i.CanRefresh(item));
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if (service != null)
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{
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return service.RefreshMetadata(item, options, cancellationToken);
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}
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_logger.Error("Unable to find a metadata service for item of type " + item.GetType().Name);
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return Task.FromResult(ItemUpdateType.None);
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}
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public async Task SaveImage(IHasImages item, string url, SemaphoreSlim resourcePool, ImageType type, int? imageIndex, CancellationToken cancellationToken)
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{
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var response = await _httpClient.GetResponse(new HttpRequestOptions
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{
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CancellationToken = cancellationToken,
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ResourcePool = resourcePool,
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Url = url
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}).ConfigureAwait(false);
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await SaveImage(item, response.Content, response.ContentType, type, imageIndex, cancellationToken)
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.ConfigureAwait(false);
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}
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public Task SaveImage(IHasImages item, Stream source, string mimeType, ImageType type, int? imageIndex, CancellationToken cancellationToken)
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{
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return new ImageSaver(ConfigurationManager, _libraryMonitor, _fileSystem, _logger).SaveImage(item, source, mimeType, type, imageIndex, cancellationToken);
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}
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public Task SaveImage(IHasImages item, Stream source, string mimeType, ImageType type, int? imageIndex, string internalCacheKey, CancellationToken cancellationToken)
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{
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return new ImageSaver(ConfigurationManager, _libraryMonitor, _fileSystem, _logger).SaveImage(item, source, mimeType, type, imageIndex, internalCacheKey, cancellationToken);
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}
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public Task SaveImage(IHasImages item, string source, string mimeType, ImageType type, int? imageIndex, string internalCacheKey, CancellationToken cancellationToken)
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{
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if (string.IsNullOrWhiteSpace(source))
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{
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throw new ArgumentNullException("source");
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}
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var fileStream = _fileSystem.GetFileStream(source, FileMode.Open, FileAccess.Read, FileShare.ReadWrite, true);
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return new ImageSaver(ConfigurationManager, _libraryMonitor, _fileSystem, _logger).SaveImage(item, fileStream, mimeType, type, imageIndex, internalCacheKey, cancellationToken);
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}
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public async Task<IEnumerable<RemoteImageInfo>> GetAvailableRemoteImages(IHasImages item, RemoteImageQuery query, CancellationToken cancellationToken)
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{
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var providers = GetRemoteImageProviders(item, query.IncludeDisabledProviders);
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if (!string.IsNullOrEmpty(query.ProviderName))
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{
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var providerName = query.ProviderName;
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providers = providers.Where(i => string.Equals(i.Name, providerName, StringComparison.OrdinalIgnoreCase));
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}
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var preferredLanguage = item.GetPreferredMetadataLanguage();
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var languages = new List<string>();
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if (!query.IncludeAllLanguages && !string.IsNullOrWhiteSpace(preferredLanguage))
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{
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languages.Add(preferredLanguage);
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}
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var tasks = providers.Select(i => GetImages(item, cancellationToken, i, languages, query.ImageType));
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var results = await Task.WhenAll(tasks).ConfigureAwait(false);
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var images = results.SelectMany(i => i.ToList());
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return images;
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}
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/// <summary>
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/// Gets the images.
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/// </summary>
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/// <param name="item">The item.</param>
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/// <param name="cancellationToken">The cancellation token.</param>
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/// <param name="provider">The provider.</param>
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/// <param name="preferredLanguages">The preferred languages.</param>
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/// <param name="type">The type.</param>
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/// <returns>Task{IEnumerable{RemoteImageInfo}}.</returns>
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private async Task<IEnumerable<RemoteImageInfo>> GetImages(IHasImages item, CancellationToken cancellationToken, IRemoteImageProvider provider, List<string> preferredLanguages, ImageType? type = null)
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{
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try
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{
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var result = await provider.GetImages(item, cancellationToken).ConfigureAwait(false);
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if (type.HasValue)
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{
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result = result.Where(i => i.Type == type.Value);
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}
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if (preferredLanguages.Count > 0)
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{
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result = result.Where(i => string.IsNullOrEmpty(i.Language) ||
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preferredLanguages.Contains(i.Language, StringComparer.OrdinalIgnoreCase) ||
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string.Equals(i.Language, "en", StringComparison.OrdinalIgnoreCase));
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}
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return result;
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}
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catch (OperationCanceledException)
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{
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return new List<RemoteImageInfo>();
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}
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catch (Exception ex)
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{
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_logger.ErrorException("{0} failed in GetImageInfos for type {1}", ex, provider.GetType().Name, item.GetType().Name);
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return new List<RemoteImageInfo>();
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}
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}
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/// <summary>
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/// Gets the supported image providers.
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/// </summary>
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/// <param name="item">The item.</param>
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/// <returns>IEnumerable{IImageProvider}.</returns>
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public IEnumerable<ImageProviderInfo> GetRemoteImageProviderInfo(IHasImages item)
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{
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return GetRemoteImageProviders(item, true).Select(i => new ImageProviderInfo
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{
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Name = i.Name,
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SupportedImages = i.GetSupportedImages(item).ToList()
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});
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}
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public IEnumerable<IImageProvider> GetImageProviders(IHasImages item)
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{
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return GetImageProviders(item, GetMetadataOptions(item), false);
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}
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private IEnumerable<IImageProvider> GetImageProviders(IHasImages item, MetadataOptions options, bool includeDisabled)
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{
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// Avoid implicitly captured closure
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var currentOptions = options;
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return ImageProviders.Where(i => CanRefresh(i, item, options, includeDisabled))
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.OrderBy(i =>
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{
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// See if there's a user-defined order
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if (!(i is ILocalImageProvider))
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{
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var index = Array.IndexOf(currentOptions.ImageFetcherOrder, i.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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}
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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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.ThenBy(GetOrder);
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}
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public IEnumerable<IMetadataProvider<T>> GetMetadataProviders<T>(IHasMetadata item)
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where T : IHasMetadata
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{
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var options = GetMetadataOptions(item);
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return GetMetadataProvidersInternal<T>(item, options, false, true);
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}
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private IEnumerable<IMetadataProvider<T>> GetMetadataProvidersInternal<T>(IHasMetadata item, MetadataOptions options, bool includeDisabled, bool checkIsOwnedItem)
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where T : IHasMetadata
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{
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// Avoid implicitly captured closure
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var currentOptions = options;
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return _metadataProviders.OfType<IMetadataProvider<T>>()
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.Where(i => CanRefresh(i, item, currentOptions, includeDisabled, checkIsOwnedItem))
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.OrderBy(i => GetConfiguredOrder(i, options))
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.ThenBy(GetDefaultOrder);
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}
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public IEnumerable<IItemIdentityProvider<TLookupInfo>> GetItemIdentityProviders<TLookupInfo>()
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where TLookupInfo : ItemLookupInfo
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{
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return _identityProviders.OfType<IItemIdentityProvider<TLookupInfo>>();
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}
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public IEnumerable<IItemIdentityConverter<TLookupInfo>> GetItemIdentityConverters<TLookupInfo>()
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where TLookupInfo : ItemLookupInfo
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{
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return _identityConverters.OfType<IItemIdentityConverter<TLookupInfo>>();
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}
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private IEnumerable<IRemoteImageProvider> GetRemoteImageProviders(IHasImages item, bool includeDisabled)
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{
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var options = GetMetadataOptions(item);
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return GetImageProviders(item, options, includeDisabled).OfType<IRemoteImageProvider>();
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}
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private bool CanRefresh(IMetadataProvider provider, IHasMetadata item, MetadataOptions options, bool includeDisabled, bool checkIsOwnedItem)
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{
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if (!includeDisabled)
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{
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// If locked only allow local providers
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if (item.IsLocked && !(provider is ILocalMetadataProvider) && !(provider is IForcedProvider))
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{
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return false;
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}
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if (provider is IRemoteMetadataProvider)
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{
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if (!item.IsInternetMetadataEnabled())
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{
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return false;
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}
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if (Array.IndexOf(options.DisabledMetadataFetchers, provider.Name) != -1)
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{
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return false;
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}
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}
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}
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if (!item.SupportsLocalMetadata && provider is ILocalMetadataProvider)
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{
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return false;
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}
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// If this restriction is ever lifted, movie xml providers will have to be updated to prevent owned items like trailers from reading those files
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if (checkIsOwnedItem && item.IsOwnedItem)
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{
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if (provider is ILocalMetadataProvider || provider is IRemoteMetadataProvider)
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{
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return false;
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}
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}
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return true;
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}
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private bool CanRefresh(IImageProvider provider, IHasImages item, MetadataOptions options, bool includeDisabled)
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{
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if (!includeDisabled)
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{
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// If locked only allow local providers
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if (item.IsLocked && !(provider is ILocalImageProvider))
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{
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return false;
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}
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if (provider is IRemoteImageProvider || provider is IDynamicImageProvider)
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{
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if (Array.IndexOf(options.DisabledImageFetchers, provider.Name) != -1)
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{
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return false;
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}
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if (provider is IRemoteImageProvider)
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{
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if (!item.IsInternetMetadataEnabled())
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{
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return false;
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}
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}
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}
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}
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try
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{
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return provider.Supports(item);
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}
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catch (Exception ex)
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{
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_logger.ErrorException("{0} failed in Supports for type {1}", ex, provider.GetType().Name, item.GetType().Name);
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return false;
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}
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}
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/// <summary>
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/// Gets the order.
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/// </summary>
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/// <param name="provider">The provider.</param>
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/// <returns>System.Int32.</returns>
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private int GetOrder(IImageProvider 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 0;
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}
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return hasOrder.Order;
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}
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private int GetConfiguredOrder(IMetadataProvider provider, MetadataOptions options)
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{
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// See if there's a user-defined order
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if (provider is ILocalMetadataProvider)
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{
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var index = Array.IndexOf(options.LocalMetadataReaderOrder, 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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}
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// See if there's a user-defined order
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if (provider is IRemoteMetadataProvider)
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{
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var index = Array.IndexOf(options.MetadataFetcherOrder, 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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}
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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(IMetadataProvider 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<MetadataPluginSummary> GetAllMetadataPlugins()
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{
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var list = new List<MetadataPluginSummary>
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{
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GetPluginSummary<Game>(),
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GetPluginSummary<GameSystem>(),
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GetPluginSummary<Movie>(),
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GetPluginSummary<BoxSet>(),
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GetPluginSummary<Book>(),
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GetPluginSummary<Series>(),
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GetPluginSummary<Season>(),
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GetPluginSummary<Episode>(),
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GetPluginSummary<Person>(),
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GetPluginSummary<MusicAlbum>(),
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GetPluginSummary<MusicArtist>(),
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GetPluginSummary<Audio>(),
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GetPluginSummary<Genre>(),
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GetPluginSummary<Studio>(),
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GetPluginSummary<GameGenre>(),
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GetPluginSummary<MusicGenre>(),
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GetPluginSummary<MusicVideo>(),
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GetPluginSummary<Video>(),
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GetPluginSummary<LiveTvChannel>(),
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GetPluginSummary<LiveTvProgram>(),
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GetPluginSummary<LiveTvVideoRecording>(),
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GetPluginSummary<LiveTvAudioRecording>()
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};
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return list;
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}
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private MetadataPluginSummary GetPluginSummary<T>()
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where T : BaseItem, new()
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{
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// Give it a dummy path just so that it looks like a file system item
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var dummy = new T()
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{
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Path = Path.Combine(_appPaths.InternalMetadataPath, "dummy"),
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ParentId = Guid.NewGuid()
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};
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var options = GetMetadataOptions(dummy);
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var summary = new MetadataPluginSummary
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{
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ItemType = typeof(T).Name
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};
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var imageProviders = GetImageProviders(dummy, options, true).ToList();
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AddMetadataPlugins(summary.Plugins, dummy, options);
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AddImagePlugins(summary.Plugins, dummy, imageProviders);
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var supportedImageTypes = imageProviders.OfType<IRemoteImageProvider>()
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.SelectMany(i => i.GetSupportedImages(dummy))
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.ToList();
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supportedImageTypes.AddRange(imageProviders.OfType<IDynamicImageProvider>()
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.SelectMany(i => i.GetSupportedImages(dummy)));
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summary.SupportedImageTypes = supportedImageTypes.Distinct().ToList();
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return summary;
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}
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private void AddMetadataPlugins<T>(List<MetadataPlugin> list, T item, MetadataOptions options)
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where T : IHasMetadata
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{
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var providers = GetMetadataProvidersInternal<T>(item, options, true, false).ToList();
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// Locals
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list.AddRange(providers.Where(i => (i is ILocalMetadataProvider)).Select(i => new MetadataPlugin
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{
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Name = i.Name,
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Type = MetadataPluginType.LocalMetadataProvider
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}));
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if (item.IsInternetMetadataEnabled())
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{
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// Fetchers
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list.AddRange(providers.Where(i => (i is IRemoteMetadataProvider)).Select(i => new MetadataPlugin
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{
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Name = i.Name,
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Type = MetadataPluginType.MetadataFetcher
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}));
|
|
}
|
|
|
|
if (item.IsSaveLocalMetadataEnabled())
|
|
{
|
|
// Savers
|
|
list.AddRange(_savers.Where(i => IsSaverEnabledForItem(i, item, ItemUpdateType.MetadataEdit, true)).OrderBy(i => i.Name).Select(i => new MetadataPlugin
|
|
{
|
|
Name = i.Name,
|
|
Type = MetadataPluginType.MetadataSaver
|
|
}));
|
|
}
|
|
}
|
|
|
|
private void AddImagePlugins<T>(List<MetadataPlugin> list, T item, List<IImageProvider> imageProviders)
|
|
where T : IHasImages
|
|
{
|
|
|
|
// Locals
|
|
list.AddRange(imageProviders.Where(i => (i is ILocalImageProvider)).Select(i => new MetadataPlugin
|
|
{
|
|
Name = i.Name,
|
|
Type = MetadataPluginType.LocalImageProvider
|
|
}));
|
|
|
|
var enableInternet = item.IsInternetMetadataEnabled();
|
|
|
|
// Fetchers
|
|
list.AddRange(imageProviders.Where(i => i is IDynamicImageProvider || (enableInternet && i is IRemoteImageProvider)).Select(i => new MetadataPlugin
|
|
{
|
|
Name = i.Name,
|
|
Type = MetadataPluginType.ImageFetcher
|
|
}));
|
|
}
|
|
|
|
public MetadataOptions GetMetadataOptions(IHasImages item)
|
|
{
|
|
var type = item.GetType().Name;
|
|
|
|
return ConfigurationManager.Configuration.MetadataOptions
|
|
.FirstOrDefault(i => string.Equals(i.ItemType, type, StringComparison.OrdinalIgnoreCase)) ??
|
|
new MetadataOptions();
|
|
}
|
|
|
|
private readonly ConcurrentDictionary<string, SemaphoreSlim> _fileLocks = new ConcurrentDictionary<string, SemaphoreSlim>();
|
|
|
|
/// <summary>
|
|
/// Saves the metadata.
|
|
/// </summary>
|
|
/// <param name="item">The item.</param>
|
|
/// <param name="updateType">Type of the update.</param>
|
|
/// <returns>Task.</returns>
|
|
public Task SaveMetadata(IHasMetadata item, ItemUpdateType updateType)
|
|
{
|
|
return SaveMetadata(item, updateType, _savers);
|
|
}
|
|
|
|
/// <summary>
|
|
/// Saves the metadata.
|
|
/// </summary>
|
|
/// <param name="item">The item.</param>
|
|
/// <param name="updateType">Type of the update.</param>
|
|
/// <param name="savers">The savers.</param>
|
|
/// <returns>Task.</returns>
|
|
public Task SaveMetadata(IHasMetadata item, ItemUpdateType updateType, IEnumerable<string> savers)
|
|
{
|
|
return SaveMetadata(item, updateType, _savers.Where(i => savers.Contains(i.Name, StringComparer.OrdinalIgnoreCase)));
|
|
}
|
|
|
|
/// <summary>
|
|
/// Saves the metadata.
|
|
/// </summary>
|
|
/// <param name="item">The item.</param>
|
|
/// <param name="updateType">Type of the update.</param>
|
|
/// <param name="savers">The savers.</param>
|
|
/// <returns>Task.</returns>
|
|
private async Task SaveMetadata(IHasMetadata item, ItemUpdateType updateType, IEnumerable<IMetadataSaver> savers)
|
|
{
|
|
foreach (var saver in savers.Where(i => IsSaverEnabledForItem(i, item, updateType, false)))
|
|
{
|
|
_logger.Debug("Saving {0} to {1}.", item.Path ?? item.Name, saver.Name);
|
|
|
|
var fileSaver = saver as IMetadataFileSaver;
|
|
|
|
if (fileSaver != null)
|
|
{
|
|
string path = null;
|
|
|
|
try
|
|
{
|
|
path = fileSaver.GetSavePath(item);
|
|
}
|
|
catch (Exception ex)
|
|
{
|
|
_logger.ErrorException("Error in {0} GetSavePath", ex, saver.Name);
|
|
continue;
|
|
}
|
|
|
|
var semaphore = _fileLocks.GetOrAdd(path, key => new SemaphoreSlim(1, 1));
|
|
|
|
await semaphore.WaitAsync().ConfigureAwait(false);
|
|
|
|
try
|
|
{
|
|
_libraryMonitor.ReportFileSystemChangeBeginning(path);
|
|
saver.Save(item, CancellationToken.None);
|
|
}
|
|
catch (Exception ex)
|
|
{
|
|
_logger.ErrorException("Error in metadata saver", ex);
|
|
}
|
|
finally
|
|
{
|
|
_libraryMonitor.ReportFileSystemChangeComplete(path, false);
|
|
semaphore.Release();
|
|
}
|
|
}
|
|
else
|
|
{
|
|
try
|
|
{
|
|
saver.Save(item, CancellationToken.None);
|
|
}
|
|
catch (Exception ex)
|
|
{
|
|
_logger.ErrorException("Error in metadata saver", ex);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
/// <summary>
|
|
/// Determines whether [is saver enabled for item] [the specified saver].
|
|
/// </summary>
|
|
/// <param name="saver">The saver.</param>
|
|
/// <param name="item">The item.</param>
|
|
/// <param name="updateType">Type of the update.</param>
|
|
/// <param name="includeDisabled">if set to <c>true</c> [include disabled].</param>
|
|
/// <returns><c>true</c> if [is saver enabled for item] [the specified saver]; otherwise, <c>false</c>.</returns>
|
|
private bool IsSaverEnabledForItem(IMetadataSaver saver, IHasMetadata item, ItemUpdateType updateType, bool includeDisabled)
|
|
{
|
|
var options = GetMetadataOptions(item);
|
|
|
|
try
|
|
{
|
|
var isEnabledFor = saver.IsEnabledFor(item, updateType);
|
|
|
|
if (!includeDisabled)
|
|
{
|
|
if (options.DisabledMetadataSavers.Contains(saver.Name, StringComparer.OrdinalIgnoreCase))
|
|
{
|
|
return false;
|
|
}
|
|
|
|
if (!item.IsSaveLocalMetadataEnabled())
|
|
{
|
|
if (updateType >= ItemUpdateType.MetadataEdit)
|
|
{
|
|
var fileSaver = saver as IMetadataFileSaver;
|
|
|
|
// Manual edit occurred
|
|
// Even if save local is off, save locally anyway if the metadata file already exists
|
|
if (fileSaver == null || !isEnabledFor || !_fileSystem.FileExists(fileSaver.GetSavePath(item)))
|
|
{
|
|
return false;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
// Manual edit did not occur
|
|
// Since local metadata saving is disabled, consider it disabled
|
|
return false;
|
|
}
|
|
}
|
|
}
|
|
|
|
return isEnabledFor;
|
|
}
|
|
catch (Exception ex)
|
|
{
|
|
_logger.ErrorException("Error in {0}.IsEnabledFor", ex, saver.Name);
|
|
return false;
|
|
}
|
|
}
|
|
|
|
public async Task<IEnumerable<RemoteSearchResult>> GetRemoteSearchResults<TItemType, TLookupType>(RemoteSearchQuery<TLookupType> searchInfo,
|
|
CancellationToken cancellationToken)
|
|
where TItemType : BaseItem, new()
|
|
where TLookupType : ItemLookupInfo
|
|
{
|
|
// Give it a dummy path just so that it looks like a file system item
|
|
var dummy = new TItemType
|
|
{
|
|
Path = Path.Combine(_appPaths.InternalMetadataPath, "dummy"),
|
|
ParentId = Guid.NewGuid()
|
|
};
|
|
|
|
dummy.SetParent(new Folder());
|
|
|
|
var options = GetMetadataOptions(dummy);
|
|
|
|
var providers = GetMetadataProvidersInternal<TItemType>(dummy, options, searchInfo.IncludeDisabledProviders, false)
|
|
.OfType<IRemoteSearchProvider<TLookupType>>();
|
|
|
|
if (!string.IsNullOrEmpty(searchInfo.SearchProviderName))
|
|
{
|
|
providers = providers.Where(i => string.Equals(i.Name, searchInfo.SearchProviderName, StringComparison.OrdinalIgnoreCase));
|
|
}
|
|
|
|
if (string.IsNullOrWhiteSpace(searchInfo.SearchInfo.MetadataLanguage))
|
|
{
|
|
searchInfo.SearchInfo.MetadataLanguage = ConfigurationManager.Configuration.PreferredMetadataLanguage;
|
|
}
|
|
if (string.IsNullOrWhiteSpace(searchInfo.SearchInfo.MetadataCountryCode))
|
|
{
|
|
searchInfo.SearchInfo.MetadataCountryCode = ConfigurationManager.Configuration.MetadataCountryCode;
|
|
}
|
|
|
|
foreach (var provider in providers)
|
|
{
|
|
try
|
|
{
|
|
var results = await GetSearchResults(provider, searchInfo.SearchInfo, cancellationToken).ConfigureAwait(false);
|
|
|
|
var list = results.ToList();
|
|
|
|
if (list.Count > 0)
|
|
{
|
|
return list.Take(10);
|
|
}
|
|
}
|
|
catch (Exception ex)
|
|
{
|
|
// Logged at lower levels
|
|
}
|
|
}
|
|
|
|
// Nothing found
|
|
return new List<RemoteSearchResult>();
|
|
}
|
|
|
|
private async Task<IEnumerable<RemoteSearchResult>> GetSearchResults<TLookupType>(IRemoteSearchProvider<TLookupType> provider, TLookupType searchInfo,
|
|
CancellationToken cancellationToken)
|
|
where TLookupType : ItemLookupInfo
|
|
{
|
|
var results = await provider.GetSearchResults(searchInfo, cancellationToken).ConfigureAwait(false);
|
|
|
|
var list = results.ToList();
|
|
|
|
foreach (var item in list)
|
|
{
|
|
item.SearchProviderName = provider.Name;
|
|
}
|
|
|
|
return list;
|
|
}
|
|
|
|
public Task<HttpResponseInfo> GetSearchImage(string providerName, string url, CancellationToken cancellationToken)
|
|
{
|
|
var provider = _metadataProviders.OfType<IRemoteSearchProvider>().FirstOrDefault(i => string.Equals(i.Name, providerName, StringComparison.OrdinalIgnoreCase));
|
|
|
|
if (provider == null)
|
|
{
|
|
throw new ArgumentException("Search provider not found.");
|
|
}
|
|
|
|
return provider.GetImageResponse(url, cancellationToken);
|
|
}
|
|
|
|
public IEnumerable<IExternalId> GetExternalIds(IHasProviderIds item)
|
|
{
|
|
return _externalIds.Where(i =>
|
|
{
|
|
try
|
|
{
|
|
return i.Supports(item);
|
|
}
|
|
catch (Exception ex)
|
|
{
|
|
_logger.ErrorException("Error in {0}.Suports", ex, i.GetType().Name);
|
|
return false;
|
|
}
|
|
});
|
|
}
|
|
|
|
public IEnumerable<ExternalUrl> GetExternalUrls(IHasProviderIds item)
|
|
{
|
|
return GetExternalIds(item)
|
|
.Select(i =>
|
|
{
|
|
if (string.IsNullOrEmpty(i.UrlFormatString))
|
|
{
|
|
return null;
|
|
}
|
|
|
|
var value = item.GetProviderId(i.Key);
|
|
|
|
if (string.IsNullOrEmpty(value))
|
|
{
|
|
return null;
|
|
}
|
|
|
|
return new ExternalUrl
|
|
{
|
|
Name = i.Name,
|
|
Url = string.Format(i.UrlFormatString, value)
|
|
};
|
|
|
|
}).Where(i => i != null);
|
|
}
|
|
|
|
public IEnumerable<ExternalIdInfo> GetExternalIdInfos(IHasProviderIds item)
|
|
{
|
|
return GetExternalIds(item)
|
|
.Select(i => new ExternalIdInfo
|
|
{
|
|
Name = i.Name,
|
|
Key = i.Key,
|
|
UrlFormatString = i.UrlFormatString
|
|
|
|
});
|
|
}
|
|
|
|
private readonly ConcurrentQueue<Tuple<Guid, MetadataRefreshOptions>> _refreshQueue =
|
|
new ConcurrentQueue<Tuple<Guid, MetadataRefreshOptions>>();
|
|
|
|
private readonly object _refreshTimerLock = new object();
|
|
private Timer _refreshTimer;
|
|
|
|
public void QueueRefresh(Guid id, MetadataRefreshOptions options)
|
|
{
|
|
if (_disposed)
|
|
{
|
|
return;
|
|
}
|
|
|
|
_refreshQueue.Enqueue(new Tuple<Guid, MetadataRefreshOptions>(id, options));
|
|
StartRefreshTimer();
|
|
}
|
|
|
|
private void StartRefreshTimer()
|
|
{
|
|
if (_disposed)
|
|
{
|
|
return;
|
|
}
|
|
|
|
lock (_refreshTimerLock)
|
|
{
|
|
if (_refreshTimer == null)
|
|
{
|
|
_refreshTimer = new Timer(RefreshTimerCallback, null, 100, Timeout.Infinite);
|
|
}
|
|
}
|
|
}
|
|
|
|
private void StopRefreshTimer()
|
|
{
|
|
lock (_refreshTimerLock)
|
|
{
|
|
if (_refreshTimer != null)
|
|
{
|
|
_refreshTimer.Dispose();
|
|
_refreshTimer = null;
|
|
}
|
|
}
|
|
}
|
|
|
|
private async void RefreshTimerCallback(object state)
|
|
{
|
|
Tuple<Guid, MetadataRefreshOptions> refreshItem;
|
|
var libraryManager = _libraryManagerFactory();
|
|
|
|
while (_refreshQueue.TryDequeue(out refreshItem))
|
|
{
|
|
if (_disposed)
|
|
{
|
|
return;
|
|
}
|
|
|
|
var item = libraryManager.GetItemById(refreshItem.Item1);
|
|
if (item != null)
|
|
{
|
|
try
|
|
{
|
|
// Try to throttle this a little bit.
|
|
await Task.Delay(100).ConfigureAwait(false);
|
|
|
|
var artist = item as MusicArtist;
|
|
var task = artist == null
|
|
? RefreshItem(item, refreshItem.Item2, CancellationToken.None)
|
|
: RefreshArtist(artist, refreshItem.Item2);
|
|
|
|
await task.ConfigureAwait(false);
|
|
}
|
|
catch (Exception ex)
|
|
{
|
|
_logger.ErrorException("Error refreshing item", ex);
|
|
}
|
|
}
|
|
}
|
|
|
|
StopRefreshTimer();
|
|
}
|
|
|
|
private async Task RefreshItem(BaseItem item, MetadataRefreshOptions options, CancellationToken cancellationToken)
|
|
{
|
|
await item.RefreshMetadata(options, CancellationToken.None).ConfigureAwait(false);
|
|
|
|
if (item.IsFolder)
|
|
{
|
|
// Collection folders don't validate their children so we'll have to simulate that here
|
|
var collectionFolder = item as CollectionFolder;
|
|
|
|
if (collectionFolder != null)
|
|
{
|
|
await RefreshCollectionFolderChildren(options, collectionFolder).ConfigureAwait(false);
|
|
}
|
|
else
|
|
{
|
|
var folder = (Folder)item;
|
|
|
|
await folder.ValidateChildren(new Progress<double>(), cancellationToken, options).ConfigureAwait(false);
|
|
}
|
|
}
|
|
}
|
|
|
|
private async Task RefreshCollectionFolderChildren(MetadataRefreshOptions options, CollectionFolder collectionFolder)
|
|
{
|
|
foreach (var child in collectionFolder.Children.ToList())
|
|
{
|
|
await child.RefreshMetadata(options, CancellationToken.None).ConfigureAwait(false);
|
|
|
|
if (child.IsFolder)
|
|
{
|
|
var folder = (Folder)child;
|
|
|
|
await folder.ValidateChildren(new Progress<double>(), CancellationToken.None).ConfigureAwait(false);
|
|
}
|
|
}
|
|
}
|
|
|
|
private async Task RefreshArtist(MusicArtist item, MetadataRefreshOptions options)
|
|
{
|
|
var cancellationToken = CancellationToken.None;
|
|
|
|
var albums = _libraryManagerFactory().RootFolder
|
|
.GetRecursiveChildren()
|
|
.OfType<MusicAlbum>()
|
|
.Where(i => i.HasAnyArtist(item.Name))
|
|
.ToList();
|
|
|
|
var musicArtists = albums
|
|
.Select(i => i.Parent)
|
|
.OfType<MusicArtist>()
|
|
.ToList();
|
|
|
|
var musicArtistRefreshTasks = musicArtists.Select(i => i.ValidateChildren(new Progress<double>(), cancellationToken, options, true));
|
|
|
|
await Task.WhenAll(musicArtistRefreshTasks).ConfigureAwait(false);
|
|
|
|
try
|
|
{
|
|
await item.RefreshMetadata(options, CancellationToken.None).ConfigureAwait(false);
|
|
}
|
|
catch (Exception ex)
|
|
{
|
|
_logger.ErrorException("Error refreshing library", ex);
|
|
}
|
|
}
|
|
|
|
public Task RefreshFullItem(IHasMetadata item, MetadataRefreshOptions options,
|
|
CancellationToken cancellationToken)
|
|
{
|
|
return RefreshItem((BaseItem)item, options, cancellationToken);
|
|
}
|
|
|
|
private bool _disposed;
|
|
public void Dispose()
|
|
{
|
|
_disposed = true;
|
|
StopRefreshTimer();
|
|
}
|
|
}
|
|
} |