public async Task<RefreshResult> RefreshImages(IHasImages item, LibraryOptions libraryOptions, IEnumerable<IImageProvider> imageProviders, ImageRefreshOptions refreshOptions, MetadataOptions savedOptions, CancellationToken cancellationToken)
{
if (refreshOptions.IsReplacingImage(ImageType.Backdrop))
{
ClearImages(item, ImageType.Backdrop);
}
if (refreshOptions.IsReplacingImage(ImageType.Screenshot))
{
ClearImages(item, ImageType.Screenshot);
}
var result = new RefreshResult { UpdateType = ItemUpdateType.None };
var providers = imageProviders.ToList();
var providerIds = new List<Guid>();
// In order to avoid duplicates, only download these if there are none already
var backdropLimit = savedOptions.GetLimit(ImageType.Backdrop);
var screenshotLimit = savedOptions.GetLimit(ImageType.Screenshot);
var downloadedImages = new List<ImageType>();
foreach (var provider in providers)
{
var remoteProvider = provider as IRemoteImageProvider;
if (remoteProvider != null)
{
await RefreshFromProvider(item, libraryOptions, remoteProvider, refreshOptions, savedOptions, backdropLimit, screenshotLimit, downloadedImages, result, cancellationToken).ConfigureAwait(false);
providerIds.Add(provider.GetType().FullName.GetMD5());
continue;
}
var dynamicImageProvider = provider as IDynamicImageProvider;
if (dynamicImageProvider != null)
{
await RefreshFromProvider(item, dynamicImageProvider, refreshOptions, savedOptions, downloadedImages, result, cancellationToken).ConfigureAwait(false);
providerIds.Add(provider.GetType().FullName.GetMD5());
}
}
result.Providers = providerIds;
return result;
}
public void UpdateLibraryOptions(LibraryOptions options)
{
SaveLibraryOptions(Path, options);
}
public static void SaveLibraryOptions(string path, LibraryOptions options)
{
lock (LibraryOptions)
{
LibraryOptions[path] = options;
options.SchemaVersion = 3;
XmlSerializer.SerializeToFile(options, GetLibraryOptionsPath(path));
}
}
private async Task DownloadBackdrops(IHasImages item, LibraryOptions libraryOptions, ImageType imageType, int limit, IRemoteImageProvider provider, RefreshResult result, IEnumerable<RemoteImageInfo> images, int minWidth, CancellationToken cancellationToken)
{
foreach (var image in images.Where(i => i.Type == imageType))
{
if (item.GetImages(imageType).Count() >= limit)
{
break;
}
if (image.Width.HasValue && image.Width.Value < minWidth)
{
continue;
}
var url = image.Url;
if (EnableImageStub(item, imageType, libraryOptions))
{
SaveImageStub(item, imageType, new[] { url });
result.UpdateType = result.UpdateType | ItemUpdateType.ImageUpdate;
continue;
}
try
{
var response = await provider.GetImageResponse(url, cancellationToken).ConfigureAwait(false);
// If there's already an image of the same size, skip it
if (response.ContentLength.HasValue)
{
try
{
if (item.GetImages(imageType).Any(i => new FileInfo(i.Path).Length == response.ContentLength.Value))
{
response.Content.Dispose();
continue;
}
}
catch (IOException ex)
{
_logger.ErrorException("Error examining images", ex);
}
}
await _providerManager.SaveImage(item, response.Content, response.ContentType, imageType, null, cancellationToken).ConfigureAwait(false);
result.UpdateType = result.UpdateType | ItemUpdateType.ImageUpdate;
}
catch (HttpException ex)
{
// Sometimes providers send back bad url's. Just move onto the next image
if (ex.StatusCode.HasValue && ex.StatusCode.Value == HttpStatusCode.NotFound)
{
continue;
}
break;
}
}
}
private bool EnableImageStub(IHasImages item, ImageType type, LibraryOptions libraryOptions)
{
if (item is LiveTvProgram)
{
return true;
}
if (libraryOptions.DownloadImagesInAdvance)
{
return false;
}
if (item.LocationType == LocationType.Remote || item.LocationType == LocationType.Virtual)
{
return true;
}
if (!item.IsSaveLocalMetadataEnabled())
{
return true;
}
if (item is IItemByName && !(item is MusicArtist))
{
var hasDualAccess = item as IHasDualAccess;
if (hasDualAccess == null || hasDualAccess.IsAccessedByName)
{
return true;
}
}
switch (type)
{
case ImageType.Primary:
return false;
case ImageType.Thumb:
return false;
default:
return true;
}
}
private async Task<bool> DownloadImage(IHasImages item, LibraryOptions libraryOptions,
IRemoteImageProvider provider,
RefreshResult result,
IEnumerable<RemoteImageInfo> images,
int minWidth,
ImageType type,
CancellationToken cancellationToken)
{
var eligibleImages = images
.Where(i => i.Type == type && !(i.Width.HasValue && i.Width.Value < minWidth))
.ToList();
if (EnableImageStub(item, type, libraryOptions) && eligibleImages.Count > 0)
{
SaveImageStub(item, type, eligibleImages.Select(i => i.Url));
result.UpdateType = result.UpdateType | ItemUpdateType.ImageUpdate;
return true;
}
foreach (var image in eligibleImages)
{
var url = image.Url;
try
{
var response = await provider.GetImageResponse(url, cancellationToken).ConfigureAwait(false);
await _providerManager.SaveImage(item, response.Content, response.ContentType, type, null, cancellationToken).ConfigureAwait(false);
result.UpdateType = result.UpdateType | ItemUpdateType.ImageUpdate;
return true;
}
catch (HttpException ex)
{
// Sometimes providers send back bad url's. Just move to the next image
if (ex.StatusCode.HasValue && ex.StatusCode.Value == HttpStatusCode.NotFound)
{
continue;
}
break;
}
}
return false;
}
/// <summary>
/// Refreshes from provider.
/// </summary>
/// <param name="item">The item.</param>
/// <param name="provider">The provider.</param>
/// <param name="refreshOptions">The refresh options.</param>
/// <param name="savedOptions">The saved options.</param>
/// <param name="backdropLimit">The backdrop limit.</param>
/// <param name="screenshotLimit">The screenshot limit.</param>
/// <param name="downloadedImages">The downloaded images.</param>
/// <param name="result">The result.</param>
/// <param name="cancellationToken">The cancellation token.</param>
/// <returns>Task.</returns>
private async Task RefreshFromProvider(IHasImages item, LibraryOptions libraryOptions,
IRemoteImageProvider provider,
ImageRefreshOptions refreshOptions,
MetadataOptions savedOptions,
int backdropLimit,
int screenshotLimit,
ICollection<ImageType> downloadedImages,
RefreshResult result,
CancellationToken cancellationToken)
{
try
{
if (!item.SupportsRemoteImageDownloading)
{
return;
}
if (!refreshOptions.ReplaceAllImages &&
refreshOptions.ReplaceImages.Count == 0 &&
ContainsImages(item, provider.GetSupportedImages(item).ToList(), savedOptions, backdropLimit, screenshotLimit))
{
return;
}
_logger.Debug("Running {0} for {1}", provider.GetType().Name, item.Path ?? item.Name);
var images = await _providerManager.GetAvailableRemoteImages(item, new RemoteImageQuery
{
ProviderName = provider.Name,
IncludeAllLanguages = false,
IncludeDisabledProviders = false,
}, cancellationToken).ConfigureAwait(false);
var list = images.ToList();
int minWidth;
foreach (var imageType in _singularImages)
{
if (!IsEnabled(savedOptions, imageType, item)) continue;
if (!HasImage(item, imageType) || (refreshOptions.IsReplacingImage(imageType) && !downloadedImages.Contains(imageType)))
{
minWidth = savedOptions.GetMinWidth(imageType);
var downloaded = await DownloadImage(item, libraryOptions, provider, result, list, minWidth, imageType, cancellationToken).ConfigureAwait(false);
if (downloaded)
{
downloadedImages.Add(imageType);
}
}
}
if (!item.LockedFields.Contains(MetadataFields.Backdrops))
{
minWidth = savedOptions.GetMinWidth(ImageType.Backdrop);
await DownloadBackdrops(item, libraryOptions, ImageType.Backdrop, backdropLimit, provider, result, list, minWidth, cancellationToken).ConfigureAwait(false);
}
if (!item.LockedFields.Contains(MetadataFields.Screenshots))
{
var hasScreenshots = item as IHasScreenshots;
if (hasScreenshots != null)
{
minWidth = savedOptions.GetMinWidth(ImageType.Screenshot);
await DownloadBackdrops(item, libraryOptions, ImageType.Screenshot, screenshotLimit, provider, result, list, minWidth, cancellationToken).ConfigureAwait(false);
}
}
}
catch (OperationCanceledException)
{
throw;
}
catch (Exception ex)
{
result.ErrorMessage = ex.Message;
_logger.ErrorException("Error in {0}", ex, provider.Name);
}
}
internal void CreateRecordingFoldersInternal()
{
var recordingFolders = GetRecordingFolders();
var virtualFolders = _libraryManager.GetVirtualFolders()
.ToList();
var allExistingPaths = virtualFolders.SelectMany(i => i.Locations).ToList();
var pathsAdded = new List<string>();
foreach (var recordingFolder in recordingFolders)
{
var pathsToCreate = recordingFolder.Locations
.Where(i => !allExistingPaths.Contains(i, StringComparer.OrdinalIgnoreCase))
.ToList();
if (pathsToCreate.Count == 0)
{
continue;
}
var mediaPathInfos = pathsToCreate.Select(i => new MediaPathInfo { Path = i }).ToArray();
var libraryOptions = new LibraryOptions
{
PathInfos = mediaPathInfos
};
try
{
_libraryManager.AddVirtualFolder(recordingFolder.Name, recordingFolder.CollectionType, libraryOptions, true);
}
catch (Exception ex)
{
_logger.ErrorException("Error creating virtual folder", ex);
}
pathsAdded.AddRange(pathsToCreate);
}
var config = GetConfiguration();
var pathsToRemove = config.MediaLocationsCreated
.Except(recordingFolders.SelectMany(i => i.Locations))
.ToList();
if (pathsAdded.Count > 0 || pathsToRemove.Count > 0)
{
pathsAdded.InsertRange(0, config.MediaLocationsCreated);
config.MediaLocationsCreated = pathsAdded.Except(pathsToRemove).Distinct(StringComparer.OrdinalIgnoreCase).ToArray();
_config.SaveConfiguration("livetv", config);
}
foreach (var path in pathsToRemove)
{
RemovePathFromLibrary(path);
}
}
