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jellyfin/MediaBrowser.Providers/Movies/MovieProviderFromXml.cs

135 lines
4.6 KiB

using MediaBrowser.Controller.Configuration;
using MediaBrowser.Controller.Entities;
using MediaBrowser.Controller.Entities.Movies;
using MediaBrowser.Controller.Providers;
using MediaBrowser.Model.Logging;
using MediaBrowser.Providers.Music;
using System;
using System.IO;
using System.Threading;
using System.Threading.Tasks;
namespace MediaBrowser.Providers.Movies
{
/// <summary>
/// Class MovieProviderFromXml
/// </summary>
public class MovieProviderFromXml : BaseMetadataProvider
{
internal static MovieProviderFromXml Current { get; private set; }
public MovieProviderFromXml(ILogManager logManager, IServerConfigurationManager configurationManager)
: base(logManager, configurationManager)
{
Current = this;
}
/// <summary>
/// Supportses the specified item.
/// </summary>
/// <param name="item">The item.</param>
/// <returns><c>true</c> if XXXX, <c>false</c> otherwise</returns>
public override bool Supports(BaseItem item)
{
var trailer = item as Trailer;
if (trailer != null)
{
return !trailer.IsLocalTrailer;
}
return item is Movie || item is MusicVideo;
}
/// <summary>
/// Gets the priority.
/// </summary>
/// <value>The priority.</value>
public override MetadataProviderPriority Priority
{
get { return MetadataProviderPriority.Second; }
}
/// <summary>
/// Override this to return the date that should be compared to the last refresh date
/// to determine if this provider should be re-fetched.
/// </summary>
/// <param name="item">The item.</param>
/// <returns>DateTime.</returns>
protected override DateTime CompareDate(BaseItem item)
{
var entry = item.ResolveArgs.GetMetaFileByPath(Path.Combine(item.MetaLocation, "movie.xml"));
return entry != null ? entry.LastWriteTimeUtc : DateTime.MinValue;
}
/// <summary>
/// Fetches metadata and returns true or false indicating if any work that requires persistence was done
/// </summary>
/// <param name="item">The item.</param>
/// <param name="force">if set to <c>true</c> [force].</param>
/// <param name="cancellationToken">The cancellation token.</param>
/// <returns>Task{System.Boolean}.</returns>
public override Task<bool> FetchAsync(BaseItem item, bool force, CancellationToken cancellationToken)
{
return Fetch(item, cancellationToken);
}
/// <summary>
/// Fetches the specified item.
/// </summary>
/// <param name="item">The item.</param>
/// <param name="cancellationToken">The cancellation token.</param>
/// <returns><c>true</c> if XXXX, <c>false</c> otherwise</returns>
private async Task<bool> Fetch(BaseItem item, CancellationToken cancellationToken)
{
cancellationToken.ThrowIfCancellationRequested();
var metadataFile = item.ResolveArgs.GetMetaFileByPath(Path.Combine(item.MetaLocation, "movie.xml"));
if (metadataFile != null)
{
var path = metadataFile.FullName;
await XmlParsingResourcePool.WaitAsync(cancellationToken).ConfigureAwait(false);
try
{
var movie = item as Movie;
if (movie != null)
{
new BaseItemXmlParser<Movie>(Logger).Fetch(movie, path, cancellationToken);
}
else
{
var musicVideo = item as MusicVideo;
if (musicVideo != null)
{
new MusicVideoXmlParser(Logger).Fetch(musicVideo, path, cancellationToken);
}
else
{
var trailer = item as Trailer;
if (trailer != null)
{
new BaseItemXmlParser<Trailer>(Logger).Fetch(trailer, path, cancellationToken);
}
}
}
}
finally
{
XmlParsingResourcePool.Release();
}
SetLastRefreshed(item, DateTime.UtcNow);
return true;
}
return false;
}
}
}