mirror of
https://github.com/jellyfin/jellyfin.git
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227 lines
7.7 KiB
C#
227 lines
7.7 KiB
C#
using MediaBrowser.Controller.Configuration;
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using MediaBrowser.Controller.Entities;
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using MediaBrowser.Controller.Entities.TV;
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using MediaBrowser.Controller.Library;
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using MediaBrowser.Controller.Providers;
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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.IO;
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using System.Linq;
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using System.Text;
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using System.Threading;
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using System.Threading.Tasks;
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using System.Xml;
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namespace MediaBrowser.Providers.TV
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{
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public class TvdbPersonImageProvider : BaseMetadataProvider
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{
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private readonly ILibraryManager _library;
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private readonly IProviderManager _providerManager;
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public TvdbPersonImageProvider(ILogManager logManager, IServerConfigurationManager configurationManager, ILibraryManager library, IProviderManager providerManager)
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: base(logManager, configurationManager)
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{
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_library = library;
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_providerManager = providerManager;
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}
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protected override bool RefreshOnVersionChange
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{
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get
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{
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return true;
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}
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}
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protected override string ProviderVersion
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{
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get
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{
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return "2";
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}
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}
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public override bool RequiresInternet
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{
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get
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{
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return true;
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}
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}
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public override bool Supports(BaseItem item)
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{
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return item is Person;
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}
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/// <summary>
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/// Fetches metadata and returns true or false indicating if any work that requires persistence was done
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/// </summary>
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/// <param name="item">The item.</param>
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/// <param name="force">if set to <c>true</c> [force].</param>
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/// <param name="cancellationToken">The cancellation token.</param>
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/// <returns>Task{System.Boolean}.</returns>
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public override async Task<bool> FetchAsync(BaseItem item, bool force, CancellationToken cancellationToken)
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{
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if (string.IsNullOrEmpty(item.PrimaryImagePath))
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{
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var seriesWithPerson = _library.RootFolder
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.RecursiveChildren
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.OfType<Series>()
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.Where(i => !string.IsNullOrEmpty(i.GetProviderId(MetadataProviders.Tvdb)) && i.People.Any(p => string.Equals(p.Name, item.Name, StringComparison.OrdinalIgnoreCase)))
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.ToList();
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foreach (var series in seriesWithPerson)
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{
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try
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{
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await DownloadImageFromSeries(item, series, cancellationToken).ConfigureAwait(false);
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}
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catch (FileNotFoundException)
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{
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// No biggie
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continue;
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}
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// break once we have an image
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if (!string.IsNullOrEmpty(item.PrimaryImagePath))
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{
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break;
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}
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}
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}
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SetLastRefreshed(item, DateTime.UtcNow);
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return true;
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}
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/// <summary>
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/// Downloads the image from series.
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/// </summary>
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/// <param name="item">The item.</param>
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/// <param name="series">The series.</param>
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/// <param name="cancellationToken">The cancellation token.</param>
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/// <returns>Task.</returns>
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private async Task DownloadImageFromSeries(BaseItem item, Series series, CancellationToken cancellationToken)
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{
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var tvdbPath = RemoteSeriesProvider.GetSeriesDataPath(ConfigurationManager.ApplicationPaths, series.GetProviderId(MetadataProviders.Tvdb));
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var actorXmlPath = Path.Combine(tvdbPath, "actors.xml");
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var url = FetchImageUrl(item, actorXmlPath, cancellationToken);
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if (!string.IsNullOrEmpty(url))
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{
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url = TVUtils.BannerUrl + url;
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await _providerManager.SaveImage(item, url, RemoteSeriesProvider.Current.TvDbResourcePool,
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ImageType.Primary, null, cancellationToken).ConfigureAwait(false);
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}
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}
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private string FetchImageUrl(BaseItem item, string actorsXmlPath, CancellationToken cancellationToken)
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{
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var settings = new XmlReaderSettings
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{
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CheckCharacters = false,
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IgnoreProcessingInstructions = true,
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IgnoreComments = true,
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ValidationType = ValidationType.None
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};
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using (var streamReader = new StreamReader(actorsXmlPath, Encoding.UTF8))
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{
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// Use XmlReader for best performance
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using (var reader = XmlReader.Create(streamReader, settings))
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{
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reader.MoveToContent();
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// Loop through each element
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while (reader.Read())
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{
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cancellationToken.ThrowIfCancellationRequested();
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if (reader.NodeType == XmlNodeType.Element)
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{
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switch (reader.Name)
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{
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case "Actor":
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{
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using (var subtree = reader.ReadSubtree())
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{
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var url = FetchImageUrlFromActorNode(item, subtree);
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if (!string.IsNullOrEmpty(url))
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{
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return url;
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}
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}
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break;
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}
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default:
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reader.Skip();
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break;
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}
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}
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}
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}
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}
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return null;
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}
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/// <summary>
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/// Fetches the data from actor node.
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/// </summary>
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/// <param name="item">The item.</param>
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/// <param name="reader">The reader.</param>
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private string FetchImageUrlFromActorNode(BaseItem item, XmlReader reader)
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{
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reader.MoveToContent();
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string name = null;
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string image = null;
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while (reader.Read())
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{
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if (reader.NodeType == XmlNodeType.Element)
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{
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switch (reader.Name)
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{
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case "Name":
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{
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name = (reader.ReadElementContentAsString() ?? string.Empty).Trim();
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break;
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}
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case "Image":
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{
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image = (reader.ReadElementContentAsString() ?? string.Empty).Trim();
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break;
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}
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default:
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reader.Skip();
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break;
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}
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}
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}
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if (!string.IsNullOrEmpty(name) && !string.IsNullOrEmpty(image) &&
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string.Equals(name, item.Name, StringComparison.OrdinalIgnoreCase))
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{
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return image;
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}
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return null;
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}
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public override MetadataProviderPriority Priority
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{
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get { return MetadataProviderPriority.Third; }
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}
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}
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}
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