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110 lines
3.4 KiB
C#
110 lines
3.4 KiB
C#
using MediaBrowser.Common.IO;
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using MediaBrowser.Controller.IO;
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using MediaBrowser.Controller.Library;
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using MediaBrowser.Model.Logging;
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using System;
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using System.Linq;
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using System.Threading;
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using System.Threading.Tasks;
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namespace MediaBrowser.Providers
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{
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/// <summary>
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/// Class RefreshIntrosTask
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/// </summary>
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public class RefreshIntrosTask : ILibraryPostScanTask
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{
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/// <summary>
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/// The _library manager
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/// </summary>
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private readonly ILibraryManager _libraryManager;
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/// <summary>
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/// The _logger
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/// </summary>
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private readonly ILogger _logger;
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private readonly IFileSystem _fileSystem;
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/// <summary>
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/// Initializes a new instance of the <see cref="RefreshIntrosTask"/> class.
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/// </summary>
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/// <param name="libraryManager">The library manager.</param>
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/// <param name="logger">The logger.</param>
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public RefreshIntrosTask(ILibraryManager libraryManager, ILogger logger, IFileSystem fileSystem)
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{
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_libraryManager = libraryManager;
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_logger = logger;
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_fileSystem = fileSystem;
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}
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/// <summary>
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/// Runs the specified progress.
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/// </summary>
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/// <param name="progress">The progress.</param>
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/// <param name="cancellationToken">The cancellation token.</param>
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/// <returns>Task.</returns>
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public async Task Run(IProgress<double> progress, CancellationToken cancellationToken)
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{
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var files = _libraryManager.GetAllIntroFiles().ToList();
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var numComplete = 0;
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foreach (var file in files)
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{
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cancellationToken.ThrowIfCancellationRequested();
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try
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{
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await RefreshIntro(file, cancellationToken).ConfigureAwait(false);
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}
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catch (OperationCanceledException)
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{
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throw;
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}
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catch (Exception ex)
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{
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_logger.ErrorException("Error refreshing intro {0}", ex, file);
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}
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numComplete++;
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double percent = numComplete;
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percent /= files.Count;
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progress.Report(percent * 100);
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}
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}
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/// <summary>
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/// Refreshes the intro.
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/// </summary>
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/// <param name="path">The path.</param>
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/// <param name="cancellationToken">The cancellation token.</param>
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/// <returns>Task.</returns>
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private async Task RefreshIntro(string path, CancellationToken cancellationToken)
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{
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var item = _libraryManager.ResolvePath(_fileSystem.GetFileSystemInfo(path));
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if (item == null)
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{
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_logger.Error("Intro resolver returned null for {0}", path);
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return;
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}
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var dbItem = _libraryManager.GetItemById(item.Id);
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var isNewItem = false;
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if (dbItem != null)
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{
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dbItem.ResetResolveArgs(item.ResolveArgs);
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item = dbItem;
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}
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else
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{
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isNewItem = true;
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}
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// Force the save if it's a new item
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await item.RefreshMetadata(cancellationToken, isNewItem).ConfigureAwait(false);
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}
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}
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}
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