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jellyfin/MediaBrowser.Providers/Music/LastFmImageProvider.cs

128 lines
4.2 KiB

using MediaBrowser.Controller.Configuration;
using MediaBrowser.Controller.Entities;
using MediaBrowser.Controller.Entities.Audio;
using MediaBrowser.Controller.Providers;
using MediaBrowser.Model.Entities;
using MediaBrowser.Model.Logging;
using System;
using System.Threading;
using System.Threading.Tasks;
namespace MediaBrowser.Providers.Music
{
/// <summary>
/// Class LastFmArtistImageProvider
/// </summary>
public class LastFmImageProvider : BaseMetadataProvider
{
/// <summary>
/// The _provider manager
/// </summary>
private readonly IProviderManager _providerManager;
/// <summary>
/// Initializes a new instance of the <see cref="LastFmImageProvider"/> class.
/// </summary>
/// <param name="logManager">The log manager.</param>
/// <param name="configurationManager">The configuration manager.</param>
/// <param name="providerManager">The provider manager.</param>
public LastFmImageProvider(ILogManager logManager, IServerConfigurationManager configurationManager, IProviderManager providerManager) :
base(logManager, configurationManager)
{
_providerManager = providerManager;
}
/// <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)
{
return item is Artist || item is MusicArtist || item is MusicAlbum;
}
/// <summary>
/// Needses the refresh internal.
/// </summary>
/// <param name="item">The item.</param>
/// <param name="providerInfo">The provider info.</param>
/// <returns><c>true</c> if XXXX, <c>false</c> otherwise</returns>
protected override bool NeedsRefreshInternal(BaseItem item, BaseProviderInfo providerInfo)
{
if (item.HasImage(ImageType.Primary))
{
return false;
}
if (string.IsNullOrWhiteSpace(GetImageUrl(item)))
{
return false;
}
return base.NeedsRefreshInternal(item, providerInfo);
}
/// <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 async Task<bool> FetchAsync(BaseItem item, bool force, CancellationToken cancellationToken)
{
var url = GetImageUrl(item);
if (!string.IsNullOrWhiteSpace(url))
{
await _providerManager.SaveImage(item, url, LastfmBaseProvider.LastfmResourcePool, ImageType.Primary, null, cancellationToken)
.ConfigureAwait(false);
}
SetLastRefreshed(item, DateTime.UtcNow);
return true;
}
/// <summary>
/// Gets the priority.
/// </summary>
/// <value>The priority.</value>
public override MetadataProviderPriority Priority
{
get { return MetadataProviderPriority.Fifth; }
}
/// <summary>
/// Gets the image URL.
/// </summary>
/// <param name="item">The item.</param>
/// <returns>System.String.</returns>
private string GetImageUrl(BaseItem item)
{
var musicArtist = item as MusicArtist;
if (musicArtist != null)
{
return musicArtist.LastFmImageUrl;
}
var artistByName = item as Artist;
if (artistByName != null)
{
return artistByName.LastFmImageUrl;
}
var album = item as MusicAlbum;
if (album != null)
{
return album.LastFmImageUrl;
}
return null;
}
}
}