Pushing missing changes

MediaBrowser.Controller/ScheduledTasks/PluginUpdateTask.cs

@@ -0,0 +1,113 @@
+using MediaBrowser.Common.ScheduledTasks;
+using MediaBrowser.Model.Net;
+using MediaBrowser.Model.Tasks;
+using System;
+using System.Collections.Generic;
+using System.ComponentModel.Composition;
+using System.IO;
+using System.Linq;
+using System.Threading;
+using System.Threading.Tasks;
+
+namespace MediaBrowser.Controller.ScheduledTasks
+{
+    /// <summary>
+    /// Plugin Update Task
+    /// </summary>
+    [Export(typeof(IScheduledTask))]
+    public class PluginUpdateTask : BaseScheduledTask<Kernel>
+    {
+        /// <summary>
+        /// Creates the triggers that define when the task will run
+        /// </summary>
+        /// <returns>IEnumerable{BaseTaskTrigger}.</returns>
+        protected override IEnumerable<BaseTaskTrigger> GetDefaultTriggers()
+        {
+            return new BaseTaskTrigger[] { 
+            
+                // 1:30am
+                new DailyTrigger { TimeOfDay = TimeSpan.FromHours(1.5) },
+
+                new IntervalTrigger { Interval = TimeSpan.FromHours(2)}
+            };
+        }
+
+        /// <summary>
+        /// Update installed plugins
+        /// </summary>
+        /// <param name="cancellationToken">The cancellation token.</param>
+        /// <param name="progress">The progress.</param>
+        /// <returns>Task.</returns>
+        protected override async Task ExecuteInternal(CancellationToken cancellationToken, IProgress<TaskProgress> progress)
+        {
+            progress.Report(new TaskProgress { Description = "Checking for plugin updates", PercentComplete = 0 });
+
+            var packagesToInstall = (await Kernel.InstallationManager.GetAvailablePluginUpdates(true, cancellationToken).ConfigureAwait(false)).ToList();
+
+            progress.Report(new TaskProgress { PercentComplete = 10 });
+
+            var numComplete = 0;
+
+            // Create tasks for each one
+            var tasks = packagesToInstall.Select(i => Task.Run(async () =>
+            {
+                cancellationToken.ThrowIfCancellationRequested();
+
+                try
+                {
+                    await Kernel.InstallationManager.InstallPackage(i, new Progress<double> { }, cancellationToken).ConfigureAwait(false);
+                }
+                catch (OperationCanceledException)
+                {
+                    // InstallPackage has it's own inner cancellation token, so only throw this if it's ours
+                    if (cancellationToken.IsCancellationRequested)
+                    {
+                        throw;
+                    }
+                }
+                catch (HttpException ex)
+                {
+                    Logger.ErrorException("Error downloading {0}", ex, i.name);
+                }
+                catch (IOException ex)
+                {
+                    Logger.ErrorException("Error updating {0}", ex, i.name);
+                }
+
+                // Update progress
+                lock (progress)
+                {
+                    numComplete++;
+                    double percent = numComplete;
+                    percent /= packagesToInstall.Count;
+
+                    progress.Report(new TaskProgress { PercentComplete = (90 * percent) + 10 });
+                }
+            }));
+
+            cancellationToken.ThrowIfCancellationRequested();
+
+            await Task.WhenAll(tasks).ConfigureAwait(false);
+
+            progress.Report(new TaskProgress { PercentComplete = 100 });
+        }
+
+        /// <summary>
+        /// Gets the name of the task
+        /// </summary>
+        /// <value>The name.</value>
+        public override string Name
+        {
+            get { return "Check for plugin updates"; }
+        }
+
+        /// <summary>
+        /// Gets the description.
+        /// </summary>
+        /// <value>The description.</value>
+        public override string Description
+        {
+            get { return "Downloads and installs updates for plugins that are configured to update automatically."; }
+        }
+    }
+}