jellyfin-server/MediaBrowser.Providers/Manager/ProviderManager.cs
cvium ba366118f9 Do not use language or imagelanguages when searching for images
TMDb API returns all images if languages are excluded, which is needed for the All Languages toggle in Identify.
2021-03-05 08:18:04 +01:00

1224 lines
46 KiB
C#

using System;
using System.Collections.Concurrent;
using System.Collections.Generic;
using System.Globalization;
using System.IO;
using System.Linq;
using System.Net;
using System.Net.Http;
using System.Net.Mime;
using System.Threading;
using System.Threading.Tasks;
using Jellyfin.Data.Events;
using MediaBrowser.Common.Net;
using MediaBrowser.Common.Progress;
using MediaBrowser.Controller;
using MediaBrowser.Controller.BaseItemManager;
using MediaBrowser.Controller.Configuration;
using MediaBrowser.Controller.Dto;
using MediaBrowser.Controller.Entities;
using MediaBrowser.Controller.Entities.Audio;
using MediaBrowser.Controller.Entities.Movies;
using MediaBrowser.Controller.Library;
using MediaBrowser.Controller.Providers;
using MediaBrowser.Controller.Subtitles;
using MediaBrowser.Model.Configuration;
using MediaBrowser.Model.Entities;
using MediaBrowser.Model.IO;
using MediaBrowser.Model.Net;
using MediaBrowser.Model.Providers;
using Microsoft.Extensions.Logging;
using Priority_Queue;
using Book = MediaBrowser.Controller.Entities.Book;
using Episode = MediaBrowser.Controller.Entities.TV.Episode;
using Movie = MediaBrowser.Controller.Entities.Movies.Movie;
using MusicAlbum = MediaBrowser.Controller.Entities.Audio.MusicAlbum;
using Season = MediaBrowser.Controller.Entities.TV.Season;
using Series = MediaBrowser.Controller.Entities.TV.Series;
namespace MediaBrowser.Providers.Manager
{
/// <summary>
/// Class ProviderManager.
/// </summary>
public class ProviderManager : IProviderManager, IDisposable
{
private readonly object _refreshQueueLock = new object();
private readonly ILogger<ProviderManager> _logger;
private readonly IHttpClientFactory _httpClientFactory;
private readonly ILibraryMonitor _libraryMonitor;
private readonly IFileSystem _fileSystem;
private readonly IServerApplicationPaths _appPaths;
private readonly ILibraryManager _libraryManager;
private readonly ISubtitleManager _subtitleManager;
private readonly IServerConfigurationManager _configurationManager;
private readonly IBaseItemManager _baseItemManager;
private readonly ConcurrentDictionary<Guid, double> _activeRefreshes = new ConcurrentDictionary<Guid, double>();
private readonly CancellationTokenSource _disposeCancellationTokenSource = new CancellationTokenSource();
private readonly SimplePriorityQueue<Tuple<Guid, MetadataRefreshOptions>> _refreshQueue =
new SimplePriorityQueue<Tuple<Guid, MetadataRefreshOptions>>();
private IMetadataService[] _metadataServices = Array.Empty<IMetadataService>();
private IMetadataProvider[] _metadataProviders = Array.Empty<IMetadataProvider>();
private IEnumerable<IMetadataSaver> _savers;
private IExternalId[] _externalIds;
private bool _isProcessingRefreshQueue;
private bool _disposed;
/// <summary>
/// Initializes a new instance of the <see cref="ProviderManager"/> class.
/// </summary>
/// <param name="httpClientFactory">The Http client factory.</param>
/// <param name="subtitleManager">The subtitle manager.</param>
/// <param name="configurationManager">The configuration manager.</param>
/// <param name="libraryMonitor">The library monitor.</param>
/// <param name="logger">The logger.</param>
/// <param name="fileSystem">The filesystem.</param>
/// <param name="appPaths">The server application paths.</param>
/// <param name="libraryManager">The library manager.</param>
/// <param name="baseItemManager">The BaseItem manager.</param>
public ProviderManager(
IHttpClientFactory httpClientFactory,
ISubtitleManager subtitleManager,
IServerConfigurationManager configurationManager,
ILibraryMonitor libraryMonitor,
ILogger<ProviderManager> logger,
IFileSystem fileSystem,
IServerApplicationPaths appPaths,
ILibraryManager libraryManager,
IBaseItemManager baseItemManager)
{
_logger = logger;
_httpClientFactory = httpClientFactory;
_configurationManager = configurationManager;
_libraryMonitor = libraryMonitor;
_fileSystem = fileSystem;
_appPaths = appPaths;
_libraryManager = libraryManager;
_subtitleManager = subtitleManager;
_baseItemManager = baseItemManager;
}
/// <inheritdoc/>
public event EventHandler<GenericEventArgs<BaseItem>> RefreshStarted;
/// <inheritdoc/>
public event EventHandler<GenericEventArgs<BaseItem>> RefreshCompleted;
/// <inheritdoc/>
public event EventHandler<GenericEventArgs<Tuple<BaseItem, double>>> RefreshProgress;
private IImageProvider[] ImageProviders { get; set; }
/// <inheritdoc/>
public void AddParts(
IEnumerable<IImageProvider> imageProviders,
IEnumerable<IMetadataService> metadataServices,
IEnumerable<IMetadataProvider> metadataProviders,
IEnumerable<IMetadataSaver> metadataSavers,
IEnumerable<IExternalId> externalIds)
{
ImageProviders = imageProviders.ToArray();
_metadataServices = metadataServices.OrderBy(i => i.Order).ToArray();
_metadataProviders = metadataProviders.ToArray();
_externalIds = externalIds.OrderBy(i => i.ProviderName).ToArray();
_savers = metadataSavers
.Where(i => !(i is IConfigurableProvider configurable) || configurable.IsEnabled)
.ToArray();
}
/// <inheritdoc/>
public Task<ItemUpdateType> RefreshSingleItem(BaseItem item, MetadataRefreshOptions options, CancellationToken cancellationToken)
{
var type = item.GetType();
var service = _metadataServices.FirstOrDefault(current => current.CanRefreshPrimary(type));
if (service == null)
{
foreach (var current in _metadataServices)
{
if (current.CanRefresh(item))
{
service = current;
break;
}
}
}
if (service != null)
{
return service.RefreshMetadata(item, options, cancellationToken);
}
_logger.LogError("Unable to find a metadata service for item of type {TypeName}", item.GetType().Name);
return Task.FromResult(ItemUpdateType.None);
}
/// <inheritdoc/>
public async Task SaveImage(BaseItem item, string url, ImageType type, int? imageIndex, CancellationToken cancellationToken)
{
var httpClient = _httpClientFactory.CreateClient(NamedClient.Default);
using var response = await httpClient.GetAsync(url, cancellationToken).ConfigureAwait(false);
if (response.StatusCode != HttpStatusCode.OK)
{
throw new HttpRequestException("Invalid image received.", null, response.StatusCode);
}
var contentType = response.Content.Headers.ContentType.MediaType;
// Workaround for tvheadend channel icons
// TODO: Isolate this hack into the tvh plugin
if (string.IsNullOrEmpty(contentType))
{
if (url.IndexOf("/imagecache/", StringComparison.OrdinalIgnoreCase) != -1)
{
contentType = "image/png";
}
}
// thetvdb will sometimes serve a rubbish 404 html page with a 200 OK code, because reasons...
if (contentType.Equals(MediaTypeNames.Text.Html, StringComparison.OrdinalIgnoreCase))
{
throw new HttpRequestException("Invalid image received.", null, HttpStatusCode.NotFound);
}
await using var stream = await response.Content.ReadAsStreamAsync(cancellationToken).ConfigureAwait(false);
await SaveImage(
item,
stream,
contentType,
type,
imageIndex,
cancellationToken).ConfigureAwait(false);
}
/// <inheritdoc/>
public Task SaveImage(BaseItem item, Stream source, string mimeType, ImageType type, int? imageIndex, CancellationToken cancellationToken)
{
return new ImageSaver(_configurationManager, _libraryMonitor, _fileSystem, _logger).SaveImage(item, source, mimeType, type, imageIndex, cancellationToken);
}
/// <inheritdoc/>
public Task SaveImage(BaseItem item, string source, string mimeType, ImageType type, int? imageIndex, bool? saveLocallyWithMedia, CancellationToken cancellationToken)
{
if (string.IsNullOrWhiteSpace(source))
{
throw new ArgumentNullException(nameof(source));
}
var fileStream = new FileStream(source, FileMode.Open, FileAccess.Read, FileShare.ReadWrite, IODefaults.FileStreamBufferSize, true);
return new ImageSaver(_configurationManager, _libraryMonitor, _fileSystem, _logger).SaveImage(item, fileStream, mimeType, type, imageIndex, saveLocallyWithMedia, cancellationToken);
}
/// <inheritdoc/>
public Task SaveImage(Stream source, string mimeType, string path)
{
return new ImageSaver(_configurationManager, _libraryMonitor, _fileSystem, _logger)
.SaveImage(source, path);
}
/// <inheritdoc/>
public async Task<IEnumerable<RemoteImageInfo>> GetAvailableRemoteImages(BaseItem item, RemoteImageQuery query, CancellationToken cancellationToken)
{
var providers = GetRemoteImageProviders(item, query.IncludeDisabledProviders);
if (!string.IsNullOrEmpty(query.ProviderName))
{
var providerName = query.ProviderName;
providers = providers.Where(i => string.Equals(i.Name, providerName, StringComparison.OrdinalIgnoreCase));
}
var preferredLanguage = item.GetPreferredMetadataLanguage();
var languages = new List<string>();
if (!query.IncludeAllLanguages && !string.IsNullOrWhiteSpace(preferredLanguage))
{
languages.Add(preferredLanguage);
}
// TODO include [query.IncludeAllLanguages] as an argument to the providers
var tasks = providers.Select(i => GetImages(item, i, languages, cancellationToken, query.ImageType));
var results = await Task.WhenAll(tasks).ConfigureAwait(false);
return results.SelectMany(i => i.ToList());
}
/// <summary>
/// Gets the images.
/// </summary>
/// <param name="item">The item.</param>
/// <param name="provider">The provider.</param>
/// <param name="preferredLanguages">The preferred languages.</param>
/// <param name="cancellationToken">The cancellation token.</param>
/// <param name="type">The type.</param>
/// <returns>Task{IEnumerable{RemoteImageInfo}}.</returns>
private async Task<IEnumerable<RemoteImageInfo>> GetImages(
BaseItem item,
IRemoteImageProvider provider,
IReadOnlyCollection<string> preferredLanguages,
CancellationToken cancellationToken,
ImageType? type = null)
{
try
{
var result = await provider.GetImages(item, cancellationToken).ConfigureAwait(false);
if (type.HasValue)
{
result = result.Where(i => i.Type == type.Value);
}
if (preferredLanguages.Count > 0)
{
result = result.Where(i => string.IsNullOrEmpty(i.Language) ||
preferredLanguages.Contains(i.Language, StringComparer.OrdinalIgnoreCase) ||
string.Equals(i.Language, "en", StringComparison.OrdinalIgnoreCase));
}
return result;
}
catch (OperationCanceledException)
{
return new List<RemoteImageInfo>();
}
catch (Exception ex)
{
_logger.LogError(ex, "{ProviderName} failed in GetImageInfos for type {ItemType} at {ItemPath}", provider.GetType().Name, item.GetType().Name, item.Path);
return new List<RemoteImageInfo>();
}
}
/// <inheritdoc/>
public IEnumerable<ImageProviderInfo> GetRemoteImageProviderInfo(BaseItem item)
{
return GetRemoteImageProviders(item, true).Select(i => new ImageProviderInfo(i.Name, i.GetSupportedImages(item).ToArray()));
}
/// <summary>
/// Gets the image providers for the provided item.
/// </summary>
/// <param name="item">The item.</param>
/// <param name="refreshOptions">The image refresh options.</param>
/// <returns>The image providers for the item.</returns>
public IEnumerable<IImageProvider> GetImageProviders(BaseItem item, ImageRefreshOptions refreshOptions)
{
return GetImageProviders(item, _libraryManager.GetLibraryOptions(item), GetMetadataOptions(item), refreshOptions, false);
}
private IEnumerable<IImageProvider> GetImageProviders(BaseItem item, LibraryOptions libraryOptions, MetadataOptions options, ImageRefreshOptions refreshOptions, bool includeDisabled)
{
// Avoid implicitly captured closure
var currentOptions = options;
var typeOptions = libraryOptions.GetTypeOptions(item.GetType().Name);
var typeFetcherOrder = typeOptions?.ImageFetcherOrder;
return ImageProviders.Where(i => CanRefresh(i, item, libraryOptions, refreshOptions, includeDisabled))
.OrderBy(i =>
{
// See if there's a user-defined order
if (!(i is ILocalImageProvider))
{
var fetcherOrder = typeFetcherOrder ?? currentOptions.ImageFetcherOrder;
var index = Array.IndexOf(fetcherOrder, i.Name);
if (index != -1)
{
return index;
}
}
// Not configured. Just return some high number to put it at the end.
return 100;
})
.ThenBy(GetOrder);
}
/// <summary>
/// Gets the metadata providers for the provided item.
/// </summary>
/// <param name="item">The item.</param>
/// <param name="libraryOptions">The library options.</param>
/// <typeparam name="T">The type of metadata provider.</typeparam>
/// <returns>The metadata providers.</returns>
public IEnumerable<IMetadataProvider<T>> GetMetadataProviders<T>(BaseItem item, LibraryOptions libraryOptions)
where T : BaseItem
{
var globalMetadataOptions = GetMetadataOptions(item);
return GetMetadataProvidersInternal<T>(item, libraryOptions, globalMetadataOptions, false, false);
}
private IEnumerable<IMetadataProvider<T>> GetMetadataProvidersInternal<T>(BaseItem item, LibraryOptions libraryOptions, MetadataOptions globalMetadataOptions, bool includeDisabled, bool forceEnableInternetMetadata)
where T : BaseItem
{
// Avoid implicitly captured closure
var currentOptions = globalMetadataOptions;
return _metadataProviders.OfType<IMetadataProvider<T>>()
.Where(i => CanRefresh(i, item, libraryOptions, includeDisabled, forceEnableInternetMetadata))
.OrderBy(i => GetConfiguredOrder(item, i, libraryOptions, globalMetadataOptions))
.ThenBy(GetDefaultOrder);
}
private IEnumerable<IRemoteImageProvider> GetRemoteImageProviders(BaseItem item, bool includeDisabled)
{
var options = GetMetadataOptions(item);
var libraryOptions = _libraryManager.GetLibraryOptions(item);
return GetImageProviders(
item,
libraryOptions,
options,
new ImageRefreshOptions(new DirectoryService(_fileSystem)),
includeDisabled).OfType<IRemoteImageProvider>();
}
private bool CanRefresh(
IMetadataProvider provider,
BaseItem item,
LibraryOptions libraryOptions,
bool includeDisabled,
bool forceEnableInternetMetadata)
{
if (!includeDisabled)
{
// If locked only allow local providers
if (item.IsLocked && !(provider is ILocalMetadataProvider) && !(provider is IForcedProvider))
{
return false;
}
if (provider is IRemoteMetadataProvider)
{
if (!forceEnableInternetMetadata && !_baseItemManager.IsMetadataFetcherEnabled(item, libraryOptions, provider.Name))
{
return false;
}
}
}
if (!item.SupportsLocalMetadata && provider is ILocalMetadataProvider)
{
return false;
}
// If this restriction is ever lifted, movie xml providers will have to be updated to prevent owned items like trailers from reading those files
if (!item.OwnerId.Equals(Guid.Empty))
{
if (provider is ILocalMetadataProvider || provider is IRemoteMetadataProvider)
{
return false;
}
}
return true;
}
private bool CanRefresh(
IImageProvider provider,
BaseItem item,
LibraryOptions libraryOptions,
ImageRefreshOptions refreshOptions,
bool includeDisabled)
{
if (!includeDisabled)
{
// If locked only allow local providers
if (item.IsLocked && !(provider is ILocalImageProvider))
{
if (refreshOptions.ImageRefreshMode != MetadataRefreshMode.FullRefresh)
{
return false;
}
}
if (provider is IRemoteImageProvider || provider is IDynamicImageProvider)
{
if (!_baseItemManager.IsImageFetcherEnabled(item, libraryOptions, provider.Name))
{
return false;
}
}
}
try
{
return provider.Supports(item);
}
catch (Exception ex)
{
_logger.LogError(ex, "{ProviderName} failed in Supports for type {ItemType} at {ItemPath}", provider.GetType().Name, item.GetType().Name, item.Path);
return false;
}
}
/// <summary>
/// Gets the order.
/// </summary>
/// <param name="provider">The provider.</param>
/// <returns>System.Int32.</returns>
private int GetOrder(IImageProvider provider)
{
if (!(provider is IHasOrder hasOrder))
{
return 0;
}
return hasOrder.Order;
}
private int GetConfiguredOrder(BaseItem item, IMetadataProvider provider, LibraryOptions libraryOptions, MetadataOptions globalMetadataOptions)
{
// See if there's a user-defined order
if (provider is ILocalMetadataProvider)
{
var configuredOrder = libraryOptions.LocalMetadataReaderOrder ?? globalMetadataOptions.LocalMetadataReaderOrder;
var index = Array.IndexOf(configuredOrder, provider.Name);
if (index != -1)
{
return index;
}
}
// See if there's a user-defined order
if (provider is IRemoteMetadataProvider)
{
var typeOptions = libraryOptions.GetTypeOptions(item.GetType().Name);
var typeFetcherOrder = typeOptions?.MetadataFetcherOrder;
var fetcherOrder = typeFetcherOrder ?? globalMetadataOptions.MetadataFetcherOrder;
var index = Array.IndexOf(fetcherOrder, provider.Name);
if (index != -1)
{
return index;
}
}
// Not configured. Just return some high number to put it at the end.
return 100;
}
private int GetDefaultOrder(IMetadataProvider provider)
{
if (provider is IHasOrder hasOrder)
{
return hasOrder.Order;
}
return 0;
}
/// <inheritdoc/>
public MetadataPluginSummary[] GetAllMetadataPlugins()
{
return new[]
{
GetPluginSummary<Movie>(),
GetPluginSummary<BoxSet>(),
GetPluginSummary<Book>(),
GetPluginSummary<Series>(),
GetPluginSummary<Season>(),
GetPluginSummary<Episode>(),
GetPluginSummary<MusicAlbum>(),
GetPluginSummary<MusicArtist>(),
GetPluginSummary<Audio>(),
GetPluginSummary<AudioBook>(),
GetPluginSummary<Studio>(),
GetPluginSummary<MusicVideo>(),
GetPluginSummary<Video>()
};
}
private MetadataPluginSummary GetPluginSummary<T>()
where T : BaseItem, new()
{
// Give it a dummy path just so that it looks like a file system item
var dummy = new T
{
Path = Path.Combine(_appPaths.InternalMetadataPath, "dummy"),
ParentId = Guid.NewGuid()
};
var options = GetMetadataOptions(dummy);
var summary = new MetadataPluginSummary
{
ItemType = typeof(T).Name
};
var libraryOptions = new LibraryOptions();
var imageProviders = GetImageProviders(
dummy,
libraryOptions,
options,
new ImageRefreshOptions(new DirectoryService(_fileSystem)),
true).ToList();
var pluginList = summary.Plugins.ToList();
AddMetadataPlugins(pluginList, dummy, libraryOptions, options);
AddImagePlugins(pluginList, imageProviders);
var subtitleProviders = _subtitleManager.GetSupportedProviders(dummy);
// Subtitle fetchers
pluginList.AddRange(subtitleProviders.Select(i => new MetadataPlugin
{
Name = i.Name,
Type = MetadataPluginType.SubtitleFetcher
}));
summary.Plugins = pluginList.ToArray();
var supportedImageTypes = imageProviders.OfType<IRemoteImageProvider>()
.SelectMany(i => i.GetSupportedImages(dummy))
.ToList();
supportedImageTypes.AddRange(imageProviders.OfType<IDynamicImageProvider>()
.SelectMany(i => i.GetSupportedImages(dummy)));
summary.SupportedImageTypes = supportedImageTypes.Distinct().ToArray();
return summary;
}
private void AddMetadataPlugins<T>(List<MetadataPlugin> list, T item, LibraryOptions libraryOptions, MetadataOptions options)
where T : BaseItem
{
var providers = GetMetadataProvidersInternal<T>(item, libraryOptions, options, true, true).ToList();
// Locals
list.AddRange(providers.Where(i => i is ILocalMetadataProvider).Select(i => new MetadataPlugin
{
Name = i.Name,
Type = MetadataPluginType.LocalMetadataProvider
}));
// Fetchers
list.AddRange(providers.Where(i => i is IRemoteMetadataProvider).Select(i => new MetadataPlugin
{
Name = i.Name,
Type = MetadataPluginType.MetadataFetcher
}));
// Savers
list.AddRange(_savers.Where(i => IsSaverEnabledForItem(i, item, libraryOptions, ItemUpdateType.MetadataEdit, true)).OrderBy(i => i.Name).Select(i => new MetadataPlugin
{
Name = i.Name,
Type = MetadataPluginType.MetadataSaver
}));
}
private void AddImagePlugins(List<MetadataPlugin> list, List<IImageProvider> imageProviders)
{
// Locals
list.AddRange(imageProviders.Where(i => i is ILocalImageProvider).Select(i => new MetadataPlugin
{
Name = i.Name,
Type = MetadataPluginType.LocalImageProvider
}));
// Fetchers
list.AddRange(imageProviders.Where(i => i is IDynamicImageProvider || (i is IRemoteImageProvider)).Select(i => new MetadataPlugin
{
Name = i.Name,
Type = MetadataPluginType.ImageFetcher
}));
}
/// <inheritdoc/>
public MetadataOptions GetMetadataOptions(BaseItem item)
{
var type = item.GetType().Name;
return _configurationManager.Configuration.MetadataOptions
.FirstOrDefault(i => string.Equals(i.ItemType, type, StringComparison.OrdinalIgnoreCase)) ??
new MetadataOptions();
}
/// <inheritdoc/>
public void SaveMetadata(BaseItem item, ItemUpdateType updateType)
{
SaveMetadata(item, updateType, _savers);
}
/// <inheritdoc/>
public void SaveMetadata(BaseItem item, ItemUpdateType updateType, IEnumerable<string> savers)
{
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>
private void SaveMetadata(BaseItem item, ItemUpdateType updateType, IEnumerable<IMetadataSaver> savers)
{
var libraryOptions = _libraryManager.GetLibraryOptions(item);
foreach (var saver in savers.Where(i => IsSaverEnabledForItem(i, item, libraryOptions, updateType, false)))
{
_logger.LogDebug("Saving {0} to {1}.", item.Path ?? item.Name, saver.Name);
if (saver is IMetadataFileSaver fileSaver)
{
string path;
try
{
path = fileSaver.GetSavePath(item);
}
catch (Exception ex)
{
_logger.LogError(ex, "Error in {0} GetSavePath", saver.Name);
continue;
}
try
{
_libraryMonitor.ReportFileSystemChangeBeginning(path);
saver.Save(item, CancellationToken.None);
}
catch (Exception ex)
{
_logger.LogError(ex, "Error in metadata saver");
}
finally
{
_libraryMonitor.ReportFileSystemChangeComplete(path, false);
}
}
else
{
try
{
saver.Save(item, CancellationToken.None);
}
catch (Exception ex)
{
_logger.LogError(ex, "Error in metadata saver");
}
}
}
}
/// <summary>
/// Determines whether [is saver enabled for item] [the specified saver].
/// </summary>
private bool IsSaverEnabledForItem(IMetadataSaver saver, BaseItem item, LibraryOptions libraryOptions, ItemUpdateType updateType, bool includeDisabled)
{
var options = GetMetadataOptions(item);
try
{
if (!saver.IsEnabledFor(item, updateType))
{
return false;
}
if (!includeDisabled)
{
if (libraryOptions.MetadataSavers == null)
{
if (options.DisabledMetadataSavers.Contains(saver.Name, StringComparer.OrdinalIgnoreCase))
{
return false;
}
if (!item.IsSaveLocalMetadataEnabled())
{
if (updateType >= ItemUpdateType.MetadataEdit)
{
// Manual edit occurred
// Even if save local is off, save locally anyway if the metadata file already exists
if (!(saver is IMetadataFileSaver fileSaver) || !File.Exists(fileSaver.GetSavePath(item)))
{
return false;
}
}
else
{
// Manual edit did not occur
// Since local metadata saving is disabled, consider it disabled
return false;
}
}
}
else
{
if (!libraryOptions.MetadataSavers.Contains(saver.Name, StringComparer.OrdinalIgnoreCase))
{
return false;
}
}
}
return true;
}
catch (Exception ex)
{
_logger.LogError(ex, "Error in {0}.IsEnabledFor", saver.Name);
return false;
}
}
/// <inheritdoc/>
public Task<IEnumerable<RemoteSearchResult>> GetRemoteSearchResults<TItemType, TLookupType>(RemoteSearchQuery<TLookupType> searchInfo, CancellationToken cancellationToken)
where TItemType : BaseItem, new()
where TLookupType : ItemLookupInfo
{
BaseItem referenceItem = null;
if (!searchInfo.ItemId.Equals(Guid.Empty))
{
referenceItem = _libraryManager.GetItemById(searchInfo.ItemId);
}
return GetRemoteSearchResults<TItemType, TLookupType>(searchInfo, referenceItem, cancellationToken);
}
private async Task<IEnumerable<RemoteSearchResult>> GetRemoteSearchResults<TItemType, TLookupType>(RemoteSearchQuery<TLookupType> searchInfo, BaseItem referenceItem, CancellationToken cancellationToken)
where TItemType : BaseItem, new()
where TLookupType : ItemLookupInfo
{
LibraryOptions libraryOptions;
if (referenceItem == null)
{
// 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());
referenceItem = dummy;
libraryOptions = new LibraryOptions();
}
else
{
libraryOptions = _libraryManager.GetLibraryOptions(referenceItem);
}
var options = GetMetadataOptions(referenceItem);
var providers = GetMetadataProvidersInternal<TItemType>(referenceItem, libraryOptions, 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;
}
var resultList = new List<RemoteSearchResult>();
foreach (var provider in providers)
{
try
{
var results = await GetSearchResults(provider, searchInfo.SearchInfo, cancellationToken).ConfigureAwait(false);
foreach (var result in results)
{
var existingMatch = resultList.FirstOrDefault(i => i.ProviderIds.Any(p => string.Equals(result.GetProviderId(p.Key), p.Value, StringComparison.OrdinalIgnoreCase)));
if (existingMatch == null)
{
resultList.Add(result);
}
else
{
foreach (var providerId in result.ProviderIds)
{
if (!existingMatch.ProviderIds.ContainsKey(providerId.Key))
{
existingMatch.ProviderIds.Add(providerId.Key, providerId.Value);
}
}
if (string.IsNullOrWhiteSpace(existingMatch.ImageUrl))
{
existingMatch.ImageUrl = result.ImageUrl;
}
}
}
}
#pragma warning disable CA1031 // do not catch general exception types
catch (Exception ex)
#pragma warning restore CA1031 // do not catch general exception types
{
_logger.LogError(ex, "Provider {ProviderName} failed to retrieve search results", provider.Name);
}
}
return resultList;
}
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;
}
/// <inheritdoc/>
public Task<HttpResponseMessage> 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);
}
private IEnumerable<IExternalId> GetExternalIds(IHasProviderIds item)
{
return _externalIds.Where(i =>
{
try
{
return i.Supports(item);
}
catch (Exception ex)
{
_logger.LogError(ex, "Error in {0}.Suports", i.GetType().Name);
return false;
}
});
}
/// <inheritdoc/>
public IEnumerable<ExternalUrl> GetExternalUrls(BaseItem 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.ProviderName,
Url = string.Format(
CultureInfo.InvariantCulture,
i.UrlFormatString,
value)
};
}).Where(i => i != null).Concat(item.GetRelatedUrls());
}
/// <inheritdoc/>
public IEnumerable<ExternalIdInfo> GetExternalIdInfos(IHasProviderIds item)
{
return GetExternalIds(item)
.Select(i => new ExternalIdInfo(
name: i.ProviderName,
key: i.Key,
type: i.Type,
urlFormatString: i.UrlFormatString));
}
/// <inheritdoc/>
public Dictionary<Guid, Guid> GetRefreshQueue()
{
lock (_refreshQueueLock)
{
var dict = new Dictionary<Guid, Guid>();
foreach (var item in _refreshQueue)
{
dict[item.Item1] = item.Item1;
}
return dict;
}
}
/// <inheritdoc/>
public void OnRefreshStart(BaseItem item)
{
_logger.LogDebug("OnRefreshStart {0}", item.Id.ToString("N", CultureInfo.InvariantCulture));
_activeRefreshes[item.Id] = 0;
RefreshStarted?.Invoke(this, new GenericEventArgs<BaseItem>(item));
}
/// <inheritdoc/>
public void OnRefreshComplete(BaseItem item)
{
_logger.LogDebug("OnRefreshComplete {0}", item.Id.ToString("N", CultureInfo.InvariantCulture));
_activeRefreshes.Remove(item.Id, out _);
RefreshCompleted?.Invoke(this, new GenericEventArgs<BaseItem>(item));
}
/// <inheritdoc/>
public double? GetRefreshProgress(Guid id)
{
if (_activeRefreshes.TryGetValue(id, out double value))
{
return value;
}
return null;
}
/// <inheritdoc/>
public void OnRefreshProgress(BaseItem item, double progress)
{
var id = item.Id;
_logger.LogDebug("OnRefreshProgress {0} {1}", id.ToString("N", CultureInfo.InvariantCulture), progress);
// TODO: Need to hunt down the conditions for this happening
_activeRefreshes.AddOrUpdate(
id,
(_) => throw new Exception(
string.Format(
CultureInfo.InvariantCulture,
"Cannot update refresh progress of item '{0}' ({1}) because a refresh for this item is not running",
item.GetType().Name,
item.Id.ToString("N", CultureInfo.InvariantCulture))),
(_, __) => progress);
RefreshProgress?.Invoke(this, new GenericEventArgs<Tuple<BaseItem, double>>(new Tuple<BaseItem, double>(item, progress)));
}
/// <inheritdoc/>
public void QueueRefresh(Guid id, MetadataRefreshOptions options, RefreshPriority priority)
{
if (_disposed)
{
return;
}
_refreshQueue.Enqueue(new Tuple<Guid, MetadataRefreshOptions>(id, options), (int)priority);
lock (_refreshQueueLock)
{
if (!_isProcessingRefreshQueue)
{
_isProcessingRefreshQueue = true;
Task.Run(StartProcessingRefreshQueue);
}
}
}
private async Task StartProcessingRefreshQueue()
{
var libraryManager = _libraryManager;
if (_disposed)
{
return;
}
var cancellationToken = _disposeCancellationTokenSource.Token;
while (_refreshQueue.TryDequeue(out Tuple<Guid, MetadataRefreshOptions> refreshItem))
{
if (_disposed)
{
return;
}
try
{
var item = libraryManager.GetItemById(refreshItem.Item1);
if (item != null)
{
// Try to throttle this a little bit.
await Task.Delay(100, cancellationToken).ConfigureAwait(false);
var task = item is MusicArtist artist
? RefreshArtist(artist, refreshItem.Item2, cancellationToken)
: RefreshItem(item, refreshItem.Item2, cancellationToken);
await task.ConfigureAwait(false);
}
}
catch (OperationCanceledException)
{
break;
}
catch (Exception ex)
{
_logger.LogError(ex, "Error refreshing item");
}
}
lock (_refreshQueueLock)
{
_isProcessingRefreshQueue = false;
}
}
private async Task RefreshItem(BaseItem item, MetadataRefreshOptions options, CancellationToken cancellationToken)
{
await item.RefreshMetadata(options, cancellationToken).ConfigureAwait(false);
// Collection folders don't validate their children so we'll have to simulate that here
switch (item)
{
case CollectionFolder collectionFolder:
await RefreshCollectionFolderChildren(options, collectionFolder, cancellationToken).ConfigureAwait(false);
break;
case Folder folder:
await folder.ValidateChildren(new SimpleProgress<double>(), cancellationToken, options).ConfigureAwait(false);
break;
}
}
private async Task RefreshCollectionFolderChildren(MetadataRefreshOptions options, CollectionFolder collectionFolder, CancellationToken cancellationToken)
{
foreach (var child in collectionFolder.GetPhysicalFolders())
{
await child.RefreshMetadata(options, cancellationToken).ConfigureAwait(false);
await child.ValidateChildren(new SimpleProgress<double>(), cancellationToken, options).ConfigureAwait(false);
}
}
private async Task RefreshArtist(MusicArtist item, MetadataRefreshOptions options, CancellationToken cancellationToken)
{
var albums = _libraryManager
.GetItemList(new InternalItemsQuery
{
IncludeItemTypes = new[] { nameof(MusicAlbum) },
ArtistIds = new[] { item.Id },
DtoOptions = new DtoOptions(false)
{
EnableImages = false
}
})
.OfType<MusicAlbum>();
var musicArtists = albums
.Select(i => i.MusicArtist)
.Where(i => i != null);
var musicArtistRefreshTasks = musicArtists.Select(i => i.ValidateChildren(new SimpleProgress<double>(), cancellationToken, options, true));
await Task.WhenAll(musicArtistRefreshTasks).ConfigureAwait(false);
try
{
await item.RefreshMetadata(options, cancellationToken).ConfigureAwait(false);
}
catch (Exception ex)
{
_logger.LogError(ex, "Error refreshing library");
}
}
/// <inheritdoc/>
public Task RefreshFullItem(BaseItem item, MetadataRefreshOptions options, CancellationToken cancellationToken)
{
return RefreshItem(item, options, cancellationToken);
}
/// <summary>
/// Runs multiple metadata refreshes concurrently.
/// </summary>
/// <param name="action">The action to run.</param>
/// <param name="cancellationToken">The cancellation token.</param>
/// <returns>A <see cref="Task"/> representing the result of the asynchronous operation.</returns>
public async Task RunMetadataRefresh(Func<Task> action, CancellationToken cancellationToken)
{
// create a variable for this since it is possible MetadataRefreshThrottler could change due to a config update during a scan
var metadataRefreshThrottler = _baseItemManager.MetadataRefreshThrottler;
await metadataRefreshThrottler.WaitAsync(cancellationToken).ConfigureAwait(false);
try
{
await action().ConfigureAwait(false);
}
finally
{
metadataRefreshThrottler.Release();
}
}
/// <inheritdoc/>
public void Dispose()
{
Dispose(true);
GC.SuppressFinalize(this);
}
/// <summary>
/// Releases unmanaged and optionally managed resources.
/// </summary>
/// <param name="disposing"><c>true</c> to release both managed and unmanaged resources; <c>false</c> to release only unmanaged resources.</param>
protected virtual void Dispose(bool disposing)
{
if (_disposed)
{
return;
}
if (!_disposeCancellationTokenSource.IsCancellationRequested)
{
_disposeCancellationTokenSource.Cancel();
}
if (disposing)
{
_disposeCancellationTokenSource.Dispose();
}
_disposed = true;
}
}
}