371 lines
14 KiB
C#
371 lines
14 KiB
C#
using MediaBrowser.Common.Extensions;
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using MediaBrowser.Common.Net;
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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.Extensions;
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using MediaBrowser.Controller.Library;
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using MediaBrowser.Model.Entities;
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using MediaBrowser.Model.Logging;
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using MediaBrowser.Model.Net;
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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.Threading;
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using System.Threading.Tasks;
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using System.Xml;
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namespace MediaBrowser.Controller.Providers.TV
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{
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/// <summary>
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/// Class RemoteEpisodeProvider
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/// </summary>
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class RemoteEpisodeProvider : BaseMetadataProvider
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{
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/// <summary>
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/// The _provider manager
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/// </summary>
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private readonly IProviderManager _providerManager;
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/// <summary>
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/// Gets the HTTP client.
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/// </summary>
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/// <value>The HTTP client.</value>
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protected IHttpClient HttpClient { get; private set; }
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/// <summary>
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/// Initializes a new instance of the <see cref="RemoteEpisodeProvider" /> class.
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/// </summary>
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/// <param name="httpClient">The HTTP client.</param>
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/// <param name="logManager">The log manager.</param>
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/// <param name="configurationManager">The configuration manager.</param>
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/// <param name="providerManager">The provider manager.</param>
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public RemoteEpisodeProvider(IHttpClient httpClient, ILogManager logManager, IServerConfigurationManager configurationManager, IProviderManager providerManager)
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: base(logManager, configurationManager)
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{
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HttpClient = httpClient;
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_providerManager = providerManager;
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}
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/// <summary>
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/// The episode query
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/// </summary>
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private const string EpisodeQuery = "http://www.thetvdb.com/api/{0}/series/{1}/default/{2}/{3}/{4}.xml";
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/// <summary>
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/// The abs episode query
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/// </summary>
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private const string AbsEpisodeQuery = "http://www.thetvdb.com/api/{0}/series/{1}/absolute/{2}/{3}.xml";
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/// <summary>
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/// Supportses the specified item.
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/// </summary>
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/// <param name="item">The item.</param>
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/// <returns><c>true</c> if XXXX, <c>false</c> otherwise</returns>
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public override bool Supports(BaseItem item)
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{
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return item is Episode;
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}
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/// <summary>
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/// Gets the priority.
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/// </summary>
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/// <value>The priority.</value>
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public override MetadataProviderPriority Priority
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{
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get { return MetadataProviderPriority.Second; }
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}
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/// <summary>
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/// Gets a value indicating whether [requires internet].
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/// </summary>
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/// <value><c>true</c> if [requires internet]; otherwise, <c>false</c>.</value>
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public override bool RequiresInternet
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{
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get { return true; }
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}
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/// <summary>
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/// Returns true or false indicating if the provider should refresh when the contents of it's directory changes
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/// </summary>
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/// <value><c>true</c> if [refresh on file system stamp change]; otherwise, <c>false</c>.</value>
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protected override bool RefreshOnFileSystemStampChange
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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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/// <summary>
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/// Gets a value indicating whether [refresh on version change].
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/// </summary>
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/// <value><c>true</c> if [refresh on version change]; otherwise, <c>false</c>.</value>
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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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/// <summary>
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/// Gets the provider version.
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/// </summary>
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/// <value>The provider version.</value>
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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 "1";
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}
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}
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/// <summary>
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/// Needses the refresh internal.
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/// </summary>
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/// <param name="item">The item.</param>
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/// <param name="providerInfo">The provider info.</param>
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/// <returns><c>true</c> if XXXX, <c>false</c> otherwise</returns>
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protected override bool NeedsRefreshInternal(BaseItem item, BaseProviderInfo providerInfo)
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{
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if (HasLocalMeta(item))
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{
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return false;
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}
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if (GetComparisonData(item) != providerInfo.Data)
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{
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return true;
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}
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return base.NeedsRefreshInternal(item, providerInfo);
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}
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/// <summary>
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/// Gets the comparison data.
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/// </summary>
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/// <param name="item">The item.</param>
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/// <returns>Guid.</returns>
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private Guid GetComparisonData(BaseItem item)
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{
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var episode = (Episode)item;
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var seriesId = episode.Series != null ? episode.Series.GetProviderId(MetadataProviders.Tvdb) : null;
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if (!string.IsNullOrEmpty(seriesId))
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{
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// Process images
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var seriesXmlPath = Path.Combine(RemoteSeriesProvider.GetSeriesDataPath(ConfigurationManager.ApplicationPaths, seriesId), ConfigurationManager.Configuration.PreferredMetadataLanguage.ToLower() + ".xml");
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var seriesXmlFileInfo = new FileInfo(seriesXmlPath);
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return GetComparisonData(seriesXmlFileInfo);
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}
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return Guid.Empty;
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}
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/// <summary>
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/// Gets the comparison data.
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/// </summary>
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/// <param name="seriesXmlFileInfo">The series XML file info.</param>
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/// <returns>Guid.</returns>
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private Guid GetComparisonData(FileInfo seriesXmlFileInfo)
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{
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var date = seriesXmlFileInfo.Exists ? seriesXmlFileInfo.LastWriteTimeUtc : DateTime.MinValue;
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var key = date.Ticks + seriesXmlFileInfo.FullName;
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return key.GetMD5();
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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 (HasLocalMeta(item))
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{
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return false;
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}
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cancellationToken.ThrowIfCancellationRequested();
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var episode = (Episode)item;
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var seriesId = episode.Series != null ? episode.Series.GetProviderId(MetadataProviders.Tvdb) : null;
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if (!string.IsNullOrEmpty(seriesId))
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{
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var seriesXmlPath = Path.Combine(RemoteSeriesProvider.GetSeriesDataPath(ConfigurationManager.ApplicationPaths, seriesId), ConfigurationManager.Configuration.PreferredMetadataLanguage.ToLower() + ".xml");
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var seriesXmlFileInfo = new FileInfo(seriesXmlPath);
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var status = ProviderRefreshStatus.Success;
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if (seriesXmlFileInfo.Exists)
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{
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var xmlDoc = new XmlDocument();
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xmlDoc.Load(seriesXmlPath);
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status = await FetchEpisodeData(xmlDoc, episode, seriesId, cancellationToken).ConfigureAwait(false);
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}
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BaseProviderInfo data;
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if (!item.ProviderData.TryGetValue(Id, out data))
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{
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data = new BaseProviderInfo();
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item.ProviderData[Id] = data;
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}
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data.Data = GetComparisonData(seriesXmlFileInfo);
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SetLastRefreshed(item, DateTime.UtcNow, status);
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return true;
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}
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Logger.Info("Episode provider not fetching because series does not have a tvdb id: " + item.Path);
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return false;
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}
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/// <summary>
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/// Fetches the episode data.
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/// </summary>
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/// <param name="seriesXml">The series XML.</param>
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/// <param name="episode">The episode.</param>
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/// <param name="seriesId">The series id.</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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private async Task<ProviderRefreshStatus> FetchEpisodeData(XmlDocument seriesXml, Episode episode, string seriesId, CancellationToken cancellationToken)
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{
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var status = ProviderRefreshStatus.Success;
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if (episode.IndexNumber == null)
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{
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return status;
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}
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var seasonNumber = episode.ParentIndexNumber ?? TVUtils.GetSeasonNumberFromEpisodeFile(episode.Path);
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if (seasonNumber == null)
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{
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return status;
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}
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var usingAbsoluteData = false;
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var episodeNode = seriesXml.SelectSingleNode("//Episode[EpisodeNumber='" + episode.IndexNumber.Value + "'][SeasonNumber='" + seasonNumber.Value + "']");
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if (episodeNode == null)
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{
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if (seasonNumber.Value == 1)
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{
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episodeNode = seriesXml.SelectSingleNode("//Episode[absolute_number='" + episode.IndexNumber.Value + "']");
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usingAbsoluteData = true;
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}
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}
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// If still null, nothing we can do
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if (episodeNode == null)
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{
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return status;
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}
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var doc = new XmlDocument();
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doc.LoadXml(episodeNode.OuterXml);
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if (!episode.HasImage(ImageType.Primary))
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{
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var p = doc.SafeGetString("//filename");
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if (p != null)
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{
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if (!Directory.Exists(episode.MetaLocation)) Directory.CreateDirectory(episode.MetaLocation);
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try
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{
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episode.PrimaryImagePath = await _providerManager.DownloadAndSaveImage(episode, TVUtils.BannerUrl + p, Path.GetFileName(p), ConfigurationManager.Configuration.SaveLocalMeta, RemoteSeriesProvider.Current.TvDbResourcePool, cancellationToken);
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}
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catch (HttpException)
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{
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status = ProviderRefreshStatus.CompletedWithErrors;
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}
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}
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}
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episode.Overview = doc.SafeGetString("//Overview");
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if (usingAbsoluteData)
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episode.IndexNumber = doc.SafeGetInt32("//absolute_number", -1);
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if (episode.IndexNumber < 0)
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episode.IndexNumber = doc.SafeGetInt32("//EpisodeNumber");
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episode.Name = doc.SafeGetString("//EpisodeName");
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episode.CommunityRating = doc.SafeGetSingle("//Rating", -1, 10);
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var firstAired = doc.SafeGetString("//FirstAired");
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DateTime airDate;
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if (DateTime.TryParse(firstAired, out airDate) && airDate.Year > 1850)
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{
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episode.PremiereDate = airDate.ToUniversalTime();
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episode.ProductionYear = airDate.Year;
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}
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episode.People.Clear();
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var actors = doc.SafeGetString("//GuestStars");
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if (actors != null)
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{
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foreach (var person in actors.Split(new[] { '|' }, StringSplitOptions.RemoveEmptyEntries).Select(str => new PersonInfo { Type = PersonType.GuestStar, Name = str }))
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{
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episode.AddPerson(person);
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}
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}
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var directors = doc.SafeGetString("//Director");
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if (directors != null)
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{
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foreach (var person in directors.Split(new[] { '|' }, StringSplitOptions.RemoveEmptyEntries).Select(str => new PersonInfo { Type = PersonType.Director, Name = str }))
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{
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episode.AddPerson(person);
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}
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}
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var writers = doc.SafeGetString("//Writer");
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if (writers != null)
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{
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foreach (var person in writers.Split(new[] { '|' }, StringSplitOptions.RemoveEmptyEntries).Select(str => new PersonInfo { Type = PersonType.Writer, Name = str }))
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{
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episode.AddPerson(person);
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}
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}
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if (ConfigurationManager.Configuration.SaveLocalMeta)
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{
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if (!Directory.Exists(episode.MetaLocation)) Directory.CreateDirectory(episode.MetaLocation);
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var ms = new MemoryStream();
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doc.Save(ms);
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await _providerManager.SaveToLibraryFilesystem(episode, Path.Combine(episode.MetaLocation, Path.GetFileNameWithoutExtension(episode.Path) + ".xml"), ms, cancellationToken).ConfigureAwait(false);
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}
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return status;
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}
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/// <summary>
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/// Determines whether [has local meta] [the specified episode].
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/// </summary>
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/// <param name="episode">The episode.</param>
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/// <returns><c>true</c> if [has local meta] [the specified episode]; otherwise, <c>false</c>.</returns>
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private bool HasLocalMeta(BaseItem episode)
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{
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return (episode.Parent.ResolveArgs.ContainsMetaFileByName(Path.GetFileNameWithoutExtension(episode.Path) + ".xml"));
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}
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}
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}
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