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113 lines
No EOL
3.8 KiB
C#
113 lines
No EOL
3.8 KiB
C#
using MediaBrowser.Common.ScheduledTasks;
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using MediaBrowser.Model.Net;
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using MediaBrowser.Model.Tasks;
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using System;
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using System.Collections.Generic;
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using System.ComponentModel.Composition;
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using System.IO;
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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.Controller.ScheduledTasks
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{
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/// <summary>
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/// Plugin Update Task
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/// </summary>
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[Export(typeof(IScheduledTask))]
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public class PluginUpdateTask : BaseScheduledTask<Kernel>
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{
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/// <summary>
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/// Creates the triggers that define when the task will run
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/// </summary>
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/// <returns>IEnumerable{BaseTaskTrigger}.</returns>
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protected override IEnumerable<BaseTaskTrigger> GetDefaultTriggers()
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{
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return new BaseTaskTrigger[] {
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// 1:30am
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new DailyTrigger { TimeOfDay = TimeSpan.FromHours(1.5) },
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new IntervalTrigger { Interval = TimeSpan.FromHours(2)}
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};
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}
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/// <summary>
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/// Update installed plugins
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/// </summary>
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/// <param name="cancellationToken">The cancellation token.</param>
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/// <param name="progress">The progress.</param>
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/// <returns>Task.</returns>
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protected override async Task ExecuteInternal(CancellationToken cancellationToken, IProgress<TaskProgress> progress)
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{
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progress.Report(new TaskProgress { Description = "Checking for plugin updates", PercentComplete = 0 });
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var packagesToInstall = (await Kernel.InstallationManager.GetAvailablePluginUpdates(true, cancellationToken).ConfigureAwait(false)).ToList();
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progress.Report(new TaskProgress { PercentComplete = 10 });
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var numComplete = 0;
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// Create tasks for each one
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var tasks = packagesToInstall.Select(i => Task.Run(async () =>
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{
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cancellationToken.ThrowIfCancellationRequested();
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try
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{
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await Kernel.InstallationManager.InstallPackage(i, new Progress<double> { }, cancellationToken).ConfigureAwait(false);
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}
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catch (OperationCanceledException)
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{
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// InstallPackage has it's own inner cancellation token, so only throw this if it's ours
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if (cancellationToken.IsCancellationRequested)
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{
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throw;
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}
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}
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catch (HttpException ex)
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{
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Logger.ErrorException("Error downloading {0}", ex, i.name);
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}
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catch (IOException ex)
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{
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Logger.ErrorException("Error updating {0}", ex, i.name);
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}
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// Update progress
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lock (progress)
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{
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numComplete++;
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double percent = numComplete;
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percent /= packagesToInstall.Count;
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progress.Report(new TaskProgress { PercentComplete = (90 * percent) + 10 });
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}
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}));
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cancellationToken.ThrowIfCancellationRequested();
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await Task.WhenAll(tasks).ConfigureAwait(false);
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progress.Report(new TaskProgress { PercentComplete = 100 });
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}
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/// <summary>
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/// Gets the name of the task
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/// </summary>
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/// <value>The name.</value>
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public override string Name
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{
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get { return "Check for plugin updates"; }
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}
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/// <summary>
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/// Gets the description.
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/// </summary>
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/// <value>The description.</value>
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public override string Description
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{
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get { return "Downloads and installs updates for plugins that are configured to update automatically."; }
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}
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}
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} |