using System.Net;
using MediaBrowser.Common.Configuration;
using MediaBrowser.Common.Extensions;
using MediaBrowser.Common.IO;
using MediaBrowser.Common.Net;
using MediaBrowser.Controller.Configuration;
using MediaBrowser.Controller.Entities;
using MediaBrowser.Controller.Entities.Audio;
using MediaBrowser.Controller.Library;
using MediaBrowser.Controller.Providers;
using MediaBrowser.Model.Entities;
using MediaBrowser.Model.Logging;
using System;
using System.Collections.Generic;
using System.Globalization;
using System.IO;
using System.Linq;
using System.Threading;
using System.Threading.Tasks;
using System.Xml;
using MediaBrowser.Model.Net;
namespace MediaBrowser.Providers.Music
{
///
/// Class FanArtArtistProvider
///
public class FanArtArtistProvider : FanartBaseProvider
{
///
/// Gets the HTTP client.
///
/// The HTTP client.
protected IHttpClient HttpClient { get; private set; }
///
/// The _provider manager
///
private readonly IProviderManager _providerManager;
internal static FanArtArtistProvider Current;
///
/// Initializes a new instance of the class.
///
/// The HTTP client.
/// The log manager.
/// The configuration manager.
/// The provider manager.
/// httpClient
public FanArtArtistProvider(IHttpClient httpClient, ILogManager logManager, IServerConfigurationManager configurationManager, IProviderManager providerManager)
: base(logManager, configurationManager)
{
if (httpClient == null)
{
throw new ArgumentNullException("httpClient");
}
HttpClient = httpClient;
_providerManager = providerManager;
Current = this;
}
///
/// The fan art base URL
///
protected string FanArtBaseUrl = "http://api.fanart.tv/webservice/artist/{0}/{1}/xml/all/1/1";
public override ItemUpdateType ItemUpdateType
{
get
{
return ItemUpdateType.ImageUpdate;
}
}
///
/// Supportses the specified item.
///
/// The item.
/// true if XXXX, false otherwise
public override bool Supports(BaseItem item)
{
return item is MusicArtist;
}
///
/// Gets a value indicating whether [save local meta].
///
/// true if [save local meta]; otherwise, false.
protected virtual bool SaveLocalMeta
{
get { return ConfigurationManager.Configuration.SaveLocalMeta; }
}
///
/// Gets a value indicating whether [refresh on version change].
///
/// true if [refresh on version change]; otherwise, false.
protected override bool RefreshOnVersionChange
{
get
{
return true;
}
}
///
/// Gets the provider version.
///
/// The provider version.
protected override string ProviderVersion
{
get
{
return "7";
}
}
public override MetadataProviderPriority Priority
{
get
{
return MetadataProviderPriority.Fourth;
}
}
///
/// Needses the refresh internal.
///
/// The item.
/// The provider info.
/// true if XXXX, false otherwise
protected override bool NeedsRefreshInternal(BaseItem item, BaseProviderInfo providerInfo)
{
if (string.IsNullOrEmpty(item.GetProviderId(MetadataProviders.Musicbrainz)))
{
return false;
}
if (!ConfigurationManager.Configuration.DownloadMusicArtistImages.Art &&
!ConfigurationManager.Configuration.DownloadMusicArtistImages.Backdrops &&
!ConfigurationManager.Configuration.DownloadMusicArtistImages.Banner &&
!ConfigurationManager.Configuration.DownloadMusicArtistImages.Logo &&
!ConfigurationManager.Configuration.DownloadMusicArtistImages.Primary &&
// The fanart album provider depends on xml downloaded here, so honor it's settings too
!ConfigurationManager.Configuration.DownloadMusicAlbumImages.Disc &&
!ConfigurationManager.Configuration.DownloadMusicAlbumImages.Primary)
{
return false;
}
return base.NeedsRefreshInternal(item, providerInfo);
}
protected override DateTime CompareDate(BaseItem item)
{
var musicBrainzId = item.GetProviderId(MetadataProviders.Musicbrainz);
if (!string.IsNullOrEmpty(musicBrainzId))
{
// Process images
var path = GetArtistDataPath(ConfigurationManager.ApplicationPaths, musicBrainzId);
try
{
var files = new DirectoryInfo(path)
.EnumerateFiles("*.xml", SearchOption.TopDirectoryOnly)
.Select(i => i.LastWriteTimeUtc)
.ToList();
if (files.Count > 0)
{
return files.Max();
}
}
catch (DirectoryNotFoundException)
{
}
}
return base.CompareDate(item);
}
///
/// The us culture
///
protected readonly CultureInfo UsCulture = new CultureInfo("en-US");
///
/// Gets the series data path.
///
/// The app paths.
/// The music brainz artist id.
/// System.String.
internal static string GetArtistDataPath(IApplicationPaths appPaths, string musicBrainzArtistId)
{
var seriesDataPath = Path.Combine(GetArtistDataPath(appPaths), musicBrainzArtistId);
return seriesDataPath;
}
///
/// Gets the series data path.
///
/// The app paths.
/// System.String.
internal static string GetArtistDataPath(IApplicationPaths appPaths)
{
var dataPath = Path.Combine(appPaths.DataPath, "fanart-music");
return dataPath;
}
///
/// Fetches metadata and returns true or false indicating if any work that requires persistence was done
///
/// The item.
/// if set to true [force].
/// The cancellation token.
/// Task{System.Boolean}.
public override async Task FetchAsync(BaseItem item, bool force, CancellationToken cancellationToken)
{
cancellationToken.ThrowIfCancellationRequested();
var musicBrainzId = item.GetProviderId(MetadataProviders.Musicbrainz);
var artistDataPath = GetArtistDataPath(ConfigurationManager.ApplicationPaths, musicBrainzId);
var xmlPath = Path.Combine(artistDataPath, "fanart.xml");
// Only download the xml if it doesn't already exist. The prescan task will take care of getting updates
if (!File.Exists(xmlPath))
{
await DownloadArtistXml(artistDataPath, musicBrainzId, cancellationToken).ConfigureAwait(false);
}
if (ConfigurationManager.Configuration.DownloadMusicArtistImages.Art ||
ConfigurationManager.Configuration.DownloadMusicArtistImages.Backdrops ||
ConfigurationManager.Configuration.DownloadMusicArtistImages.Banner ||
ConfigurationManager.Configuration.DownloadMusicArtistImages.Logo ||
ConfigurationManager.Configuration.DownloadMusicArtistImages.Primary)
{
if (File.Exists(xmlPath))
{
await FetchFromXml(item, xmlPath, cancellationToken).ConfigureAwait(false);
}
}
BaseProviderInfo data;
if (!item.ProviderData.TryGetValue(Id, out data))
{
data = new BaseProviderInfo();
item.ProviderData[Id] = data;
}
SetLastRefreshed(item, DateTime.UtcNow);
return true;
}
///
/// Downloads the artist XML.
///
/// The artist path.
/// The music brainz id.
/// The cancellation token.
/// Task{System.Boolean}.
internal async Task DownloadArtistXml(string artistPath, string musicBrainzId, CancellationToken cancellationToken)
{
cancellationToken.ThrowIfCancellationRequested();
var url = string.Format(FanArtBaseUrl, ApiKey, musicBrainzId);
var xmlPath = Path.Combine(artistPath, "fanart.xml");
Directory.CreateDirectory(artistPath);
using (var response = await HttpClient.Get(new HttpRequestOptions
{
Url = url,
ResourcePool = FanArtResourcePool,
CancellationToken = cancellationToken
}).ConfigureAwait(false))
{
using (var xmlFileStream = new FileStream(xmlPath, FileMode.Create, FileAccess.Write, FileShare.Read, StreamDefaults.DefaultFileStreamBufferSize, FileOptions.Asynchronous))
{
await response.CopyToAsync(xmlFileStream).ConfigureAwait(false);
}
}
}
///
/// Fetches from XML.
///
/// The item.
/// The XML file path.
/// The cancellation token.
/// Task.
private async Task FetchFromXml(BaseItem item, string xmlFilePath, CancellationToken cancellationToken)
{
var doc = new XmlDocument();
doc.Load(xmlFilePath);
cancellationToken.ThrowIfCancellationRequested();
string path;
if (ConfigurationManager.Configuration.DownloadMusicArtistImages.Logo && !item.HasImage(ImageType.Logo))
{
var node =
doc.SelectSingleNode("//fanart/music/hdmusiclogos/hdmusiclogo/@url") ??
doc.SelectSingleNode("//fanart/music/musiclogos/musiclogo/@url");
path = node != null ? node.Value : null;
if (!string.IsNullOrEmpty(path))
{
try
{
await _providerManager.SaveImage(item, path, FanArtResourcePool, ImageType.Logo, null, cancellationToken)
.ConfigureAwait(false);
}
catch (HttpException ex)
{
// Sometimes fanart has bad url's in their xml. Nothing we can do here but catch it
if (!ex.StatusCode.HasValue || ex.StatusCode.Value != HttpStatusCode.NotFound)
{
throw;
}
}
}
}
cancellationToken.ThrowIfCancellationRequested();
var backdropLimit = ConfigurationManager.Configuration.MaxBackdrops;
if (ConfigurationManager.Configuration.DownloadMusicArtistImages.Backdrops && item.BackdropImagePaths.Count == 0)
{
var nodes = doc.SelectNodes("//fanart/music/artistbackgrounds//@url");
if (nodes != null)
{
var numBackdrops = 0;
foreach (XmlNode node in nodes)
{
path = node.Value;
if (!string.IsNullOrEmpty(path) && !item.ContainsImageWithSourceUrl(path))
{
try
{
await _providerManager.SaveImage(item, path, FanArtResourcePool, ImageType.Backdrop, numBackdrops, cancellationToken)
.ConfigureAwait(false);
numBackdrops++;
if (numBackdrops >= backdropLimit) break;
}
catch (HttpException ex)
{
// Sometimes fanart has bad url's in their xml. Nothing we can do here but catch it
if (!ex.StatusCode.HasValue || ex.StatusCode.Value != HttpStatusCode.NotFound)
{
throw;
}
}
}
}
}
}
cancellationToken.ThrowIfCancellationRequested();
if (ConfigurationManager.Configuration.DownloadMusicArtistImages.Art && !item.HasImage(ImageType.Art))
{
var node =
doc.SelectSingleNode("//fanart/music/hdmusicarts/hdmusicart/@url") ??
doc.SelectSingleNode("//fanart/music/musicarts/musicart/@url");
path = node != null ? node.Value : null;
if (!string.IsNullOrEmpty(path))
{
try
{
await _providerManager.SaveImage(item, path, FanArtResourcePool, ImageType.Art, null, cancellationToken)
.ConfigureAwait(false);
}
catch (HttpException ex)
{
// Sometimes fanart has bad url's in their xml. Nothing we can do here but catch it
if (!ex.StatusCode.HasValue || ex.StatusCode.Value != HttpStatusCode.NotFound)
{
throw;
}
}
}
}
cancellationToken.ThrowIfCancellationRequested();
if (ConfigurationManager.Configuration.DownloadMusicArtistImages.Banner && !item.HasImage(ImageType.Banner))
{
var node = doc.SelectSingleNode("//fanart/music/hdmusicbanners/hdmusicbanner/@url") ??
doc.SelectSingleNode("//fanart/music/musicbanners/musicbanner/@url");
path = node != null ? node.Value : null;
if (!string.IsNullOrEmpty(path))
{
try
{
await _providerManager.SaveImage(item, path, FanArtResourcePool, ImageType.Banner, null, cancellationToken)
.ConfigureAwait(false);
}
catch (HttpException ex)
{
// Sometimes fanart has bad url's in their xml. Nothing we can do here but catch it
if (!ex.StatusCode.HasValue || ex.StatusCode.Value != HttpStatusCode.NotFound)
{
throw;
}
}
}
}
cancellationToken.ThrowIfCancellationRequested();
// Artist thumbs are actually primary images (they are square/portrait)
if (ConfigurationManager.Configuration.DownloadMusicArtistImages.Primary && !item.HasImage(ImageType.Primary))
{
var node = doc.SelectSingleNode("//fanart/music/artistthumbs/artistthumb/@url");
path = node != null ? node.Value : null;
if (!string.IsNullOrEmpty(path))
{
try
{
await _providerManager.SaveImage(item, path, FanArtResourcePool, ImageType.Primary, null, cancellationToken)
.ConfigureAwait(false);
}
catch (HttpException ex)
{
// Sometimes fanart has bad url's in their xml. Nothing we can do here but catch it
if (!ex.StatusCode.HasValue || ex.StatusCode.Value != HttpStatusCode.NotFound)
{
throw;
}
}
}
}
}
}
}