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using System;
using System.IO;
using System.Linq;
using System.Threading;
using System.Threading.Tasks;
using MediaBrowser.Controller.Chapters;
using MediaBrowser.Controller.Entities;
using MediaBrowser.Controller.IO;
using MediaBrowser.Controller.MediaSegments;
using MediaBrowser.Controller.Trickplay;
using Microsoft.Extensions.Logging;
namespace Emby.Server.Implementations.Library;
/// <summary>
/// IExternalDataManager implementation.
/// </summary>
public class ExternalDataManager : IExternalDataManager
{
private readonly IKeyframeManager _keyframeManager;
private readonly IMediaSegmentManager _mediaSegmentManager;
private readonly IPathManager _pathManager;
private readonly ITrickplayManager _trickplayManager;
private readonly IChapterManager _chapterManager;
private readonly ILogger<ExternalDataManager> _logger;
/// <summary>
/// Initializes a new instance of the <see cref="ExternalDataManager"/> class.
/// </summary>
/// <param name="keyframeManager">The keyframe manager.</param>
/// <param name="mediaSegmentManager">The media segment manager.</param>
/// <param name="pathManager">The path manager.</param>
/// <param name="trickplayManager">The trickplay manager.</param>
/// <param name="chapterManager">The chapter manager.</param>
/// <param name="logger">The logger.</param>
public ExternalDataManager(
IKeyframeManager keyframeManager,
IMediaSegmentManager mediaSegmentManager,
IPathManager pathManager,
ITrickplayManager trickplayManager,
IChapterManager chapterManager,
ILogger<ExternalDataManager> logger)
{
_keyframeManager = keyframeManager;
_mediaSegmentManager = mediaSegmentManager;
_pathManager = pathManager;
_trickplayManager = trickplayManager;
_chapterManager = chapterManager;
_logger = logger;
}
/// <inheritdoc/>
public async Task DeleteExternalItemDataAsync(BaseItem item, CancellationToken cancellationToken)
{
var validPaths = _pathManager.GetExtractedDataPaths(item).Where(Directory.Exists).ToList();
var itemId = item.Id;
if (validPaths.Count > 0)
{
foreach (var path in validPaths)
{
try
{
Directory.Delete(path, true);
}
catch (Exception ex)
{
_logger.LogWarning("Unable to prune external item data at {Path}: {Exception}", path, ex);
}
}
}
await _keyframeManager.DeleteKeyframeDataAsync(itemId, cancellationToken).ConfigureAwait(false);
await _mediaSegmentManager.DeleteSegmentsAsync(itemId, cancellationToken).ConfigureAwait(false);
await _trickplayManager.DeleteTrickplayDataAsync(itemId, cancellationToken).ConfigureAwait(false);
await _chapterManager.DeleteChapterDataAsync(itemId, cancellationToken).ConfigureAwait(false);
}
}
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