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347 lines
12 KiB
C#
347 lines
12 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.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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/// <summary>
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/// Class RemoteSeasonProvider
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/// </summary>
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class RemoteSeasonProvider : 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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/// Initializes a new instance of the <see cref="RemoteSeasonProvider"/> class.
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/// </summary>
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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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/// <exception cref="System.ArgumentNullException">httpClient</exception>
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public RemoteSeasonProvider(ILogManager logManager, IServerConfigurationManager configurationManager, IProviderManager providerManager)
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: base(logManager, configurationManager)
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{
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_providerManager = providerManager;
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}
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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 Season;
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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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// Run after fanart
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get { return MetadataProviderPriority.Fourth; }
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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
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{
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return true;
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}
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}
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public override ItemUpdateType ItemUpdateType
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{
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get
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{
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return ItemUpdateType.ImageUpdate;
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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 "2";
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}
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}
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protected override bool NeedsRefreshBasedOnCompareDate(BaseItem item, BaseProviderInfo providerInfo)
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{
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var season = (Season)item;
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var seriesId = season.Series != null ? season.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 imagesXmlPath = Path.Combine(RemoteSeriesProvider.GetSeriesDataPath(ConfigurationManager.ApplicationPaths, seriesId), "banners.xml");
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var imagesFileInfo = new FileInfo(imagesXmlPath);
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if (imagesFileInfo.Exists)
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{
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return imagesFileInfo.LastWriteTimeUtc > providerInfo.LastRefreshed;
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}
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}
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return false;
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}
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protected override bool NeedsRefreshInternal(BaseItem item, BaseProviderInfo providerInfo)
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{
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if (item.HasImage(ImageType.Primary) && item.HasImage(ImageType.Banner) && item.BackdropImagePaths.Count > 0)
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{
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return false;
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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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/// 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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cancellationToken.ThrowIfCancellationRequested();
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var season = (Season)item;
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var seriesId = season.Series != null ? season.Series.GetProviderId(MetadataProviders.Tvdb) : null;
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var seasonNumber = season.IndexNumber;
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if (!string.IsNullOrEmpty(seriesId) && seasonNumber.HasValue)
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{
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// Process images
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var imagesXmlPath = Path.Combine(RemoteSeriesProvider.GetSeriesDataPath(ConfigurationManager.ApplicationPaths, seriesId), "banners.xml");
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try
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{
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var fanartData = FetchFanartXmlData(imagesXmlPath, seasonNumber.Value, cancellationToken);
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await DownloadImages(item, fanartData, 1, cancellationToken).ConfigureAwait(false);
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}
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catch (FileNotFoundException)
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{
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// No biggie. Not all series have images
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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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return false;
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}
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private async Task DownloadImages(BaseItem item, FanartXmlData data, int backdropLimit, CancellationToken cancellationToken)
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{
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if (!item.HasImage(ImageType.Primary))
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{
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var url = data.LanguagePoster ?? data.Poster;
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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, ImageType.Primary, null, cancellationToken)
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.ConfigureAwait(false);
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}
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}
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if (ConfigurationManager.Configuration.DownloadSeasonImages.Banner && !item.HasImage(ImageType.Banner))
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{
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var url = data.LanguageBanner ?? data.Banner;
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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, ImageType.Banner, null, cancellationToken)
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.ConfigureAwait(false);
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}
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}
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if (ConfigurationManager.Configuration.DownloadSeasonImages.Backdrops && item.BackdropImagePaths.Count < backdropLimit)
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{
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var bdNo = item.BackdropImagePaths.Count;
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foreach (var backdrop in data.Backdrops)
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{
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var url = TVUtils.BannerUrl + backdrop.Url;
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if (item.ContainsImageWithSourceUrl(url))
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{
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continue;
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}
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await _providerManager.SaveImage(item, url, RemoteSeriesProvider.Current.TvDbResourcePool, ImageType.Backdrop, bdNo, cancellationToken)
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.ConfigureAwait(false);
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bdNo++;
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if (item.BackdropImagePaths.Count >= backdropLimit) break;
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}
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}
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}
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private FanartXmlData FetchFanartXmlData(string bannersXmlPath, int seasonNumber, 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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var data = new FanartXmlData();
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using (var streamReader = new StreamReader(bannersXmlPath, 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 "Banner":
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{
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using (var subtree = reader.ReadSubtree())
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{
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FetchInfoFromBannerNode(data, subtree, seasonNumber);
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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 data;
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}
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private void FetchInfoFromBannerNode(FanartXmlData data, XmlReader reader, int seasonNumber)
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{
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reader.MoveToContent();
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string bannerType = null;
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string bannerType2 = null;
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string url = null;
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int? bannerSeason = null;
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string resolution = 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 "BannerType":
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{
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bannerType = reader.ReadElementContentAsString() ?? string.Empty;
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break;
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}
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case "BannerType2":
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{
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bannerType2 = reader.ReadElementContentAsString() ?? string.Empty;
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break;
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}
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case "BannerPath":
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{
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url = reader.ReadElementContentAsString() ?? string.Empty;
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break;
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}
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case "Season":
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{
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var val = reader.ReadElementContentAsString();
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if (!string.IsNullOrWhiteSpace(val))
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{
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bannerSeason = int.Parse(val);
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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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if (!string.IsNullOrEmpty(url) && bannerSeason.HasValue && bannerSeason.Value == seasonNumber)
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{
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if (string.Equals(bannerType, "season", StringComparison.OrdinalIgnoreCase))
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{
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if (string.Equals(bannerType2, "season", StringComparison.OrdinalIgnoreCase))
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{
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data.Poster = url;
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}
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else if (string.Equals(bannerType2, "seasonwide", StringComparison.OrdinalIgnoreCase))
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{
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data.Banner = url;
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}
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}
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else if (string.Equals(bannerType, "fanart", StringComparison.OrdinalIgnoreCase))
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{
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data.Backdrops.Add(new ImageInfo
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{
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Url = url,
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Resolution = resolution
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});
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}
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}
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}
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}
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}
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