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jellyfin/MediaBrowser.Providers/TV/TheTVDB/TvdbEpisodeImageProvider.cs

204 lines
5.7 KiB

using MediaBrowser.Common.Net;
using MediaBrowser.Controller.Configuration;
using MediaBrowser.Controller.Entities;
using MediaBrowser.Controller.Entities.TV;
using MediaBrowser.Controller.Library;
using MediaBrowser.Controller.Providers;
using MediaBrowser.Model.Entities;
using MediaBrowser.Model.Providers;
using System;
using System.Collections.Generic;
using System.Globalization;
using System.Linq;
using System.Threading;
using System.Threading.Tasks;
using System.Xml;
using CommonIO;
namespace MediaBrowser.Providers.TV
{
public class TvdbEpisodeImageProvider : IRemoteImageProvider, IHasItemChangeMonitor
{
private readonly IServerConfigurationManager _config;
private readonly CultureInfo _usCulture = new CultureInfo("en-US");
private readonly IHttpClient _httpClient;
private readonly IFileSystem _fileSystem;
public TvdbEpisodeImageProvider(IServerConfigurationManager config, IHttpClient httpClient, IFileSystem fileSystem)
{
_config = config;
_httpClient = httpClient;
_fileSystem = fileSystem;
}
public string Name
{
get { return "TheTVDB"; }
}
public bool Supports(IHasImages item)
{
return item is Episode;
}
public IEnumerable<ImageType> GetSupportedImages(IHasImages item)
{
return new List<ImageType>
{
ImageType.Primary
};
}
public Task<IEnumerable<RemoteImageInfo>> GetImages(IHasImages item, CancellationToken cancellationToken)
{
var episode = (Episode)item;
var series = episode.Series;
if (series != null && TvdbSeriesProvider.IsValidSeries(series.ProviderIds))
{
// Process images
var seriesDataPath = TvdbSeriesProvider.GetSeriesDataPath(_config.ApplicationPaths, series.ProviderIds);
var indexOffset = TvdbSeriesProvider.GetSeriesOffset(series.ProviderIds) ?? 0;
var nodes = TvdbEpisodeProvider.Current.GetEpisodeXmlNodes(seriesDataPath, episode.GetLookupInfo());
var result = nodes.Select(i => GetImageInfo(i, cancellationToken))
.Where(i => i != null)
.ToList();
return Task.FromResult<IEnumerable<RemoteImageInfo>>(result);
}
return Task.FromResult<IEnumerable<RemoteImageInfo>>(new RemoteImageInfo[] { });
}
private RemoteImageInfo GetImageInfo(XmlReader reader, CancellationToken cancellationToken)
{
var height = 225;
var width = 400;
var url = string.Empty;
// Use XmlReader for best performance
using (reader)
{
reader.MoveToContent();
// Loop through each element
while (reader.Read())
{
cancellationToken.ThrowIfCancellationRequested();
if (reader.NodeType == XmlNodeType.Element)
{
switch (reader.Name)
{
case "thumb_width":
{
var val = reader.ReadElementContentAsString();
if (!string.IsNullOrWhiteSpace(val))
{
int rval;
// int.TryParse is local aware, so it can be probamatic, force us culture
if (int.TryParse(val, NumberStyles.Integer, _usCulture, out rval))
{
width = rval;
}
}
break;
}
case "thumb_height":
{
var val = reader.ReadElementContentAsString();
if (!string.IsNullOrWhiteSpace(val))
{
int rval;
// int.TryParse is local aware, so it can be probamatic, force us culture
if (int.TryParse(val, NumberStyles.Integer, _usCulture, out rval))
{
height = rval;
}
}
break;
}
case "filename":
{
var val = reader.ReadElementContentAsString();
if (!string.IsNullOrWhiteSpace(val))
{
url = TVUtils.BannerUrl + val;
}
break;
}
default:
reader.Skip();
break;
}
}
}
}
if (string.IsNullOrEmpty(url))
{
return null;
}
return new RemoteImageInfo
{
Width = width,
Height = height,
ProviderName = Name,
Url = url,
Type = ImageType.Primary
};
}
public int Order
{
get { return 0; }
}
public Task<HttpResponseInfo> GetImageResponse(string url, CancellationToken cancellationToken)
{
return _httpClient.GetResponse(new HttpRequestOptions
{
CancellationToken = cancellationToken,
Url = url,
ResourcePool = TvdbSeriesProvider.Current.TvDbResourcePool
});
}
public bool HasChanged(IHasMetadata item, IDirectoryService directoryService)
{
// For non-unaired items, only enable if configured
if (!TvdbSeriesProvider.Current.GetTvDbOptions().EnableAutomaticUpdates)
{
return false;
}
if (!item.HasImage(ImageType.Primary))
{
var episode = (Episode)item;
var series = episode.Series;
if (series != null && TvdbSeriesProvider.IsValidSeries(series.ProviderIds))
{
// Process images
var seriesXmlPath = TvdbSeriesProvider.Current.GetSeriesXmlPath(series.ProviderIds, series.GetPreferredMetadataLanguage());
return _fileSystem.GetLastWriteTimeUtc(seriesXmlPath) > item.DateLastRefreshed;
}
}
return false;
}
}
}