mirror of
https://github.com/jellyfin/jellyfin.git
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298 lines
11 KiB
C#
298 lines
11 KiB
C#
using System.Linq;
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using System.Threading;
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using MediaBrowser.Common.Events;
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using MediaBrowser.Common.Net;
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using MediaBrowser.Common.Plugins;
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using MediaBrowser.Common.ScheduledTasks;
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using MediaBrowser.Controller;
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using MediaBrowser.Controller.Dto;
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using MediaBrowser.Controller.Entities;
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using MediaBrowser.Controller.Library;
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using MediaBrowser.Controller.Plugins;
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using MediaBrowser.Controller.Updates;
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using MediaBrowser.Model.Entities;
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using MediaBrowser.Model.Logging;
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using MediaBrowser.Model.Tasks;
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using MediaBrowser.Model.Updates;
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using System;
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namespace MediaBrowser.ServerApplication.EntryPoints
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{
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/// <summary>
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/// Class WebSocketEvents
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/// </summary>
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public class WebSocketEvents : IServerEntryPoint
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{
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/// <summary>
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/// The _server manager
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/// </summary>
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private readonly IServerManager _serverManager;
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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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/// <summary>
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/// The _user manager
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/// </summary>
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private readonly IUserManager _userManager;
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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 _installation manager
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/// </summary>
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private readonly IInstallationManager _installationManager;
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/// <summary>
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/// The _kernel
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/// </summary>
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private readonly IServerApplicationHost _appHost;
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/// <summary>
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/// The _task manager
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/// </summary>
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private readonly ITaskManager _taskManager;
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/// <summary>
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/// The _library changed sync lock
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/// </summary>
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private readonly object _libraryChangedSyncLock = new object();
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/// <summary>
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/// Gets or sets the library update info.
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/// </summary>
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/// <value>The library update info.</value>
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private LibraryUpdateInfo LibraryUpdateInfo { get; set; }
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/// <summary>
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/// Gets or sets the library update timer.
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/// </summary>
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/// <value>The library update timer.</value>
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private Timer LibraryUpdateTimer { get; set; }
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/// <summary>
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/// The library update duration
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/// </summary>
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private const int LibraryUpdateDuration = 60000;
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/// <summary>
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/// Initializes a new instance of the <see cref="WebSocketEvents" /> class.
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/// </summary>
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/// <param name="serverManager">The server manager.</param>
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/// <param name="logger">The logger.</param>
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/// <param name="userManager">The user manager.</param>
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public WebSocketEvents(IServerManager serverManager, IServerApplicationHost appHost, ILogger logger, IUserManager userManager, ILibraryManager libraryManager, IInstallationManager installationManager, ITaskManager taskManager)
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{
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_serverManager = serverManager;
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_logger = logger;
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_userManager = userManager;
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_libraryManager = libraryManager;
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_installationManager = installationManager;
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_appHost = appHost;
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_taskManager = taskManager;
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}
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public void Run()
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{
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_userManager.UserDeleted += userManager_UserDeleted;
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_userManager.UserUpdated += userManager_UserUpdated;
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_libraryManager.LibraryChanged += libraryManager_LibraryChanged;
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_appHost.HasPendingRestartChanged += kernel_HasPendingRestartChanged;
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_installationManager.PluginUninstalled += InstallationManager_PluginUninstalled;
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_installationManager.PackageInstalling += installationManager_PackageInstalling;
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_installationManager.PackageInstallationCancelled += installationManager_PackageInstallationCancelled;
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_installationManager.PackageInstallationCompleted += installationManager_PackageInstallationCompleted;
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_installationManager.PackageInstallationFailed += installationManager_PackageInstallationFailed;
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_taskManager.TaskExecuting += _taskManager_TaskExecuting;
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_taskManager.TaskCompleted += _taskManager_TaskCompleted;
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}
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void _taskManager_TaskCompleted(object sender, GenericEventArgs<TaskResult> e)
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{
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_serverManager.SendWebSocketMessage("ScheduledTaskEnded", e.Argument);
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}
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void _taskManager_TaskExecuting(object sender, EventArgs e)
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{
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var task = (IScheduledTask) sender;
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_serverManager.SendWebSocketMessage("ScheduledTaskStarted", task.Name);
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}
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/// <summary>
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/// Installations the manager_ package installation failed.
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/// </summary>
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/// <param name="sender">The sender.</param>
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/// <param name="e">The e.</param>
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void installationManager_PackageInstallationFailed(object sender, GenericEventArgs<InstallationInfo> e)
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{
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_serverManager.SendWebSocketMessage("PackageInstallationFailed", e.Argument);
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}
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/// <summary>
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/// Installations the manager_ package installation completed.
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/// </summary>
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/// <param name="sender">The sender.</param>
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/// <param name="e">The e.</param>
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void installationManager_PackageInstallationCompleted(object sender, GenericEventArgs<InstallationInfo> e)
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{
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_serverManager.SendWebSocketMessage("PackageInstallationCompleted", e.Argument);
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}
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/// <summary>
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/// Installations the manager_ package installation cancelled.
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/// </summary>
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/// <param name="sender">The sender.</param>
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/// <param name="e">The e.</param>
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void installationManager_PackageInstallationCancelled(object sender, GenericEventArgs<InstallationInfo> e)
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{
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_serverManager.SendWebSocketMessage("PackageInstallationCancelled", e.Argument);
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}
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/// <summary>
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/// Installations the manager_ package installing.
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/// </summary>
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/// <param name="sender">The sender.</param>
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/// <param name="e">The e.</param>
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void installationManager_PackageInstalling(object sender, GenericEventArgs<InstallationInfo> e)
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{
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_serverManager.SendWebSocketMessage("PackageInstalling", e.Argument);
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}
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/// <summary>
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/// Handles the LibraryChanged event of the libraryManager control.
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/// </summary>
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/// <param name="sender">The source of the event.</param>
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/// <param name="e">The <see cref="ChildrenChangedEventArgs" /> instance containing the event data.</param>
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void libraryManager_LibraryChanged(object sender, ChildrenChangedEventArgs e)
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{
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lock (_libraryChangedSyncLock)
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{
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if (LibraryUpdateInfo == null)
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{
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LibraryUpdateInfo = new LibraryUpdateInfo();
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}
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if (LibraryUpdateTimer == null)
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{
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LibraryUpdateTimer = new Timer(LibraryUpdateTimerCallback, null, LibraryUpdateDuration,
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Timeout.Infinite);
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}
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else
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{
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LibraryUpdateTimer.Change(LibraryUpdateDuration, Timeout.Infinite);
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}
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LibraryUpdateInfo.Folders.Add(e.Folder.Id);
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LibraryUpdateInfo.ItemsAdded.AddRange(e.ItemsAdded.Select(i => i.Id));
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LibraryUpdateInfo.ItemsUpdated.AddRange(e.ItemsUpdated.Select(i => i.Id));
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LibraryUpdateInfo.ItemsRemoved.AddRange(e.ItemsRemoved.Select(i => i.Id));
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}
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}
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/// <summary>
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/// Libraries the update timer callback.
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/// </summary>
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/// <param name="state">The state.</param>
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private void LibraryUpdateTimerCallback(object state)
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{
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lock (_libraryChangedSyncLock)
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{
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_serverManager.SendWebSocketMessage("LibraryChanged", LibraryUpdateInfo);
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if (LibraryUpdateTimer != null)
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{
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LibraryUpdateTimer.Dispose();
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LibraryUpdateTimer = null;
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}
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}
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}
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/// <summary>
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/// Installations the manager_ plugin uninstalled.
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/// </summary>
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/// <param name="sender">The sender.</param>
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/// <param name="e">The e.</param>
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void InstallationManager_PluginUninstalled(object sender, GenericEventArgs<IPlugin> e)
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{
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_serverManager.SendWebSocketMessage("PluginUninstalled", e.Argument.GetPluginInfo());
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}
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/// <summary>
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/// Handles the HasPendingRestartChanged event of the kernel control.
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/// </summary>
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/// <param name="sender">The source of the event.</param>
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/// <param name="e">The <see cref="EventArgs" /> instance containing the event data.</param>
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void kernel_HasPendingRestartChanged(object sender, EventArgs e)
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{
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_serverManager.SendWebSocketMessage("RestartRequired", _appHost.GetSystemInfo());
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}
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/// <summary>
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/// Users the manager_ user updated.
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/// </summary>
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/// <param name="sender">The sender.</param>
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/// <param name="e">The e.</param>
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void userManager_UserUpdated(object sender, GenericEventArgs<User> e)
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{
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var dto = new UserDtoBuilder(_logger).GetUserDto(e.Argument);
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_serverManager.SendWebSocketMessage("UserUpdated", dto);
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}
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/// <summary>
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/// Users the manager_ user deleted.
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/// </summary>
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/// <param name="sender">The sender.</param>
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/// <param name="e">The e.</param>
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void userManager_UserDeleted(object sender, GenericEventArgs<User> e)
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{
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_serverManager.SendWebSocketMessage("UserDeleted", e.Argument.Id.ToString());
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}
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/// <summary>
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/// Performs application-defined tasks associated with freeing, releasing, or resetting unmanaged resources.
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/// </summary>
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public void Dispose()
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{
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Dispose(true);
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}
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/// <summary>
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/// Releases unmanaged and - optionally - managed resources.
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/// </summary>
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/// <param name="dispose"><c>true</c> to release both managed and unmanaged resources; <c>false</c> to release only unmanaged resources.</param>
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protected virtual void Dispose(bool dispose)
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{
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if (dispose)
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{
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if (LibraryUpdateTimer != null)
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{
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LibraryUpdateTimer.Dispose();
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LibraryUpdateTimer = null;
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}
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_userManager.UserDeleted -= userManager_UserDeleted;
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_userManager.UserUpdated -= userManager_UserUpdated;
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_libraryManager.LibraryChanged -= libraryManager_LibraryChanged;
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_installationManager.PluginUninstalled -= InstallationManager_PluginUninstalled;
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_installationManager.PackageInstalling -= installationManager_PackageInstalling;
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_installationManager.PackageInstallationCancelled -= installationManager_PackageInstallationCancelled;
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_installationManager.PackageInstallationCompleted -= installationManager_PackageInstallationCompleted;
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_installationManager.PackageInstallationFailed -= installationManager_PackageInstallationFailed;
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_appHost.HasPendingRestartChanged -= kernel_HasPendingRestartChanged;
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}
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}
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}
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}
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