jellyfin/MediaBrowser.Controller/Providers/Music/FanArtAlbumProvider.cs

98 lines
3.9 KiB
C#

using System.Collections.Generic;
using MediaBrowser.Common.Extensions;
using MediaBrowser.Controller.Configuration;
using MediaBrowser.Controller.Entities;
using MediaBrowser.Controller.Entities.Audio;
using MediaBrowser.Model.Entities;
using MediaBrowser.Model.Logging;
using System;
using System.Threading;
using System.Threading.Tasks;
namespace MediaBrowser.Controller.Providers.Music
{
public class FanArtAlbumProvider : FanartBaseProvider
{
private readonly IProviderManager _providerManager;
public FanArtAlbumProvider(ILogManager logManager, IServerConfigurationManager configurationManager, IProviderManager providerManager)
: base(logManager, configurationManager)
{
_providerManager = providerManager;
}
public override bool Supports(BaseItem item)
{
return item is MusicAlbum && item.Parent is MusicArtist;
}
/// <summary>
/// Needses the refresh internal.
/// </summary>
/// <param name="item">The item.</param>
/// <param name="providerInfo">The provider info.</param>
/// <returns><c>true</c> if we need refreshing, <c>false</c> otherwise</returns>
protected override bool NeedsRefreshInternal(BaseItem item, BaseProviderInfo providerInfo)
{
//we fetch if image needed and haven't already tried recently
return string.IsNullOrEmpty(item.PrimaryImagePath) &&
DateTime.Today.Subtract(providerInfo.LastRefreshed).TotalDays > ConfigurationManager.Configuration.MetadataRefreshDays;
}
public override async Task<bool> FetchAsync(BaseItem item, bool force, CancellationToken cancellationToken)
{
var mbid = item.GetProviderId(MetadataProviders.Musicbrainz);
if (mbid == null)
{
Logger.Warn("No Musicbrainz id associated with album {0}", item.Name);
SetLastRefreshed(item, DateTime.UtcNow, ProviderRefreshStatus.CompletedWithErrors);
return false;
}
cancellationToken.ThrowIfCancellationRequested();
//Look at our parent for our album cover
var artist = (MusicArtist)item.Parent;
var cover = artist.AlbumCovers != null ? GetValueOrDefault(artist.AlbumCovers, mbid, null) : null;
if (cover == null)
{
// Not there - maybe it is new since artist last refreshed so refresh it and try again
await artist.RefreshMetadata(cancellationToken).ConfigureAwait(false);
cancellationToken.ThrowIfCancellationRequested();
cover = artist.AlbumCovers != null ? GetValueOrDefault(artist.AlbumCovers, mbid, null) : null;
}
if (cover == null)
{
Logger.Warn("Unable to find cover art for {0}", item.Name);
SetLastRefreshed(item, DateTime.UtcNow, ProviderRefreshStatus.CompletedWithErrors);
return false;
}
item.SetImage(ImageType.Primary, await _providerManager.DownloadAndSaveImage(item, cover, "folder.jpg", FanArtResourcePool, cancellationToken).ConfigureAwait(false));
return true;
}
/// <summary>
/// Helper method for Dictionaries since they throw on not-found keys
/// </summary>
/// <typeparam name="T"></typeparam>
/// <typeparam name="U"></typeparam>
/// <param name="dictionary">The dictionary.</param>
/// <param name="key">The key.</param>
/// <param name="defaultValue">The default value.</param>
/// <returns>``1.</returns>
private static U GetValueOrDefault<T, U>(Dictionary<T, U> dictionary, T key, U defaultValue)
{
U val;
if (!dictionary.TryGetValue(key, out val))
{
val = defaultValue;
}
return val;
}
}
}