public async Task DeleteMediaItemAsync(ResourcePath path) { try { await _contentDirectory.DeleteMediaItemOrPathAsync(_localSystemId, path, true); } catch (Exception) { throw new DisconnectedException(); } }
public override async Task <AsyncResult <ContentDirectoryMessaging.MediaItemChangeType> > ProcessAsync(MediaItem mediaItem) { IContentDirectory cd = ServiceRegistration.Get <IServerConnectionManager>().ContentDirectory; bool removeFromML = IsManagedByMediaLibrary(mediaItem) && cd != null; var falseResult = new AsyncResult <ContentDirectoryMessaging.MediaItemChangeType>(false, ContentDirectoryMessaging.MediaItemChangeType.None); // Support multi-resource media items and secondary resources IList <MultipleMediaItemAspect> providerAspects; if (!MediaItemAspect.TryGetAspects(mediaItem.Aspects, ProviderResourceAspect.Metadata, out providerAspects)) { return(falseResult); } foreach (MultipleMediaItemAspect providerAspect in providerAspects) { string systemId = (string)providerAspect[ProviderResourceAspect.ATTR_SYSTEM_ID]; string resourceAccessorPath = (string)providerAspect[ProviderResourceAspect.ATTR_RESOURCE_ACCESSOR_PATH]; var rl = new ResourceLocator(systemId, ResourcePath.Deserialize(resourceAccessorPath)); using (var ra = rl.CreateAccessor()) { var rad = ra as IResourceDeletor; if (rad == null) { return(falseResult); } // First try to delete the file from storage. if (!rad.Delete()) { return(falseResult); } // If the MediaItem was loaded from ML, remove it there as well. if (removeFromML) { await cd.DeleteMediaItemOrPathAsync(rl.NativeSystemId, rl.NativeResourcePath, true); } } } // Check for special cases here: // 1) Recordings have an additional .xml attached // 2) Deleting files could lead to empty folders that should be also removed foreach (DeleteRule rule in _defaultRules.Where(r => r.IsEnabled)) { if (mediaItem.Aspects.ContainsKey(rule.HasAspectGuid)) { var tsPath = mediaItem.GetResourceLocator().NativeResourcePath.ToString(); foreach (string otherExtension in rule.DeleteOtherExtensions) { string otherFilePath = ProviderPathHelper.ChangeExtension(tsPath, otherExtension); IResourceAccessor ra; if (!ResourcePath.Deserialize(otherFilePath).TryCreateLocalResourceAccessor(out ra)) { continue; } // Delete other file. We do not check here for existance of file, the Delete needs to handle this. using (ra) { var rad = ra as IResourceDeletor; rad?.Delete(); } } if (rule.DeleteEmptyFolders) { var folderPath = ProviderPathHelper.GetDirectoryName(tsPath); IResourceAccessor ra; if (!ResourcePath.Deserialize(folderPath).TryCreateLocalResourceAccessor(out ra)) { continue; } // Delete folder if empty using (ra) { IFileSystemResourceAccessor fsra = ra as IFileSystemResourceAccessor; if (fsra != null) { var isEmpty = fsra.GetFiles().Count == 0 && fsra.GetChildDirectories().Count == 0; if (isEmpty) { var rad = ra as IResourceDeletor; rad?.Delete(); } } } } } } return(new AsyncResult <ContentDirectoryMessaging.MediaItemChangeType>(true, ContentDirectoryMessaging.MediaItemChangeType.Deleted)); }