jellyfin/MediaBrowser.Providers/People/TvdbPersonImageProvider.cs
2016-10-31 14:39:41 -04:00

224 lines
7.5 KiB
C#

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 MediaBrowser.Providers.TV;
using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Text;
using System.Threading;
using System.Threading.Tasks;
using System.Xml;
using MediaBrowser.Model.IO;
using MediaBrowser.Model.Xml;
namespace MediaBrowser.Providers.People
{
public class TvdbPersonImageProvider : IRemoteImageProvider, IHasOrder
{
private readonly IServerConfigurationManager _config;
private readonly ILibraryManager _libraryManager;
private readonly IHttpClient _httpClient;
private readonly IFileSystem _fileSystem;
private readonly IXmlReaderSettingsFactory _xmlSettings;
public TvdbPersonImageProvider(IServerConfigurationManager config, ILibraryManager libraryManager, IHttpClient httpClient, IFileSystem fileSystem, IXmlReaderSettingsFactory xmlSettings)
{
_config = config;
_libraryManager = libraryManager;
_httpClient = httpClient;
_fileSystem = fileSystem;
_xmlSettings = xmlSettings;
}
public string Name
{
get { return ProviderName; }
}
public static string ProviderName
{
get { return "TheTVDB"; }
}
public bool Supports(IHasImages item)
{
return item is Person;
}
public IEnumerable<ImageType> GetSupportedImages(IHasImages item)
{
return new List<ImageType>
{
ImageType.Primary
};
}
public Task<IEnumerable<RemoteImageInfo>> GetImages(IHasImages item, CancellationToken cancellationToken)
{
// Avoid implicitly captured closure
var itemName = item.Name;
var seriesWithPerson = _libraryManager.GetItemList(new InternalItemsQuery
{
IncludeItemTypes = new[] { typeof(Series).Name },
Person = itemName
}).Cast<Series>()
.Where(i => TvdbSeriesProvider.IsValidSeries(i.ProviderIds))
.ToList();
var infos = seriesWithPerson.Select(i => GetImageFromSeriesData(i, item.Name, cancellationToken))
.Where(i => i != null)
.Take(1);
return Task.FromResult(infos);
}
private RemoteImageInfo GetImageFromSeriesData(Series series, string personName, CancellationToken cancellationToken)
{
var tvdbPath = TvdbSeriesProvider.GetSeriesDataPath(_config.ApplicationPaths, series.ProviderIds);
var actorXmlPath = Path.Combine(tvdbPath, "actors.xml");
try
{
return GetImageInfo(actorXmlPath, personName, cancellationToken);
}
catch (FileNotFoundException)
{
return null;
}
catch (IOException)
{
return null;
}
}
private RemoteImageInfo GetImageInfo(string xmlFile, string personName, CancellationToken cancellationToken)
{
var settings = _xmlSettings.Create(false);
settings.CheckCharacters = false;
settings.IgnoreProcessingInstructions = true;
settings.IgnoreComments = true;
using (var fileStream = _fileSystem.GetFileStream(xmlFile, FileOpenMode.Open, FileAccessMode.Read, FileShareMode.Read))
{
using (var streamReader = new StreamReader(fileStream, Encoding.UTF8))
{
// Use XmlReader for best performance
using (var reader = XmlReader.Create(streamReader, settings))
{
reader.MoveToContent();
// Loop through each element
while (reader.Read())
{
cancellationToken.ThrowIfCancellationRequested();
if (reader.NodeType == XmlNodeType.Element)
{
switch (reader.Name)
{
case "Actor":
{
using (var subtree = reader.ReadSubtree())
{
var info = FetchImageInfoFromActorNode(personName, subtree);
if (info != null)
{
return info;
}
}
break;
}
default:
reader.Skip();
break;
}
}
}
}
}
}
return null;
}
/// <summary>
/// Fetches the data from actor node.
/// </summary>
/// <param name="personName">Name of the person.</param>
/// <param name="reader">The reader.</param>
/// <returns>System.String.</returns>
private RemoteImageInfo FetchImageInfoFromActorNode(string personName, XmlReader reader)
{
reader.MoveToContent();
string name = null;
string image = null;
while (reader.Read())
{
if (reader.NodeType == XmlNodeType.Element)
{
switch (reader.Name)
{
case "Name":
{
name = (reader.ReadElementContentAsString() ?? string.Empty).Trim();
break;
}
case "Image":
{
image = (reader.ReadElementContentAsString() ?? string.Empty).Trim();
break;
}
default:
reader.Skip();
break;
}
}
}
if (!string.IsNullOrEmpty(name) && !string.IsNullOrEmpty(image) &&
string.Equals(name, personName, StringComparison.OrdinalIgnoreCase))
{
return new RemoteImageInfo
{
Url = TVUtils.BannerUrl + image,
Type = ImageType.Primary,
ProviderName = Name
};
}
return null;
}
public int Order
{
get { return 1; }
}
public Task<HttpResponseInfo> GetImageResponse(string url, CancellationToken cancellationToken)
{
return _httpClient.GetResponse(new HttpRequestOptions
{
CancellationToken = cancellationToken,
Url = url
});
}
}
}