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854 lines
29 KiB
854 lines
29 KiB
using MediaBrowser.Common.Configuration;
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using MediaBrowser.Common.Events;
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using MediaBrowser.Common.Implementations.Archiving;
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using MediaBrowser.Common.Implementations.Devices;
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using MediaBrowser.Common.Implementations.IO;
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using MediaBrowser.Common.Implementations.ScheduledTasks;
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using MediaBrowser.Common.Implementations.Security;
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using MediaBrowser.Common.Implementations.Serialization;
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using MediaBrowser.Common.Implementations.Updates;
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using MediaBrowser.Common.IO;
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using MediaBrowser.Common.Net;
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using MediaBrowser.Common.Plugins;
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using MediaBrowser.Common.Progress;
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using MediaBrowser.Common.ScheduledTasks;
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using MediaBrowser.Common.Security;
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using MediaBrowser.Common.Updates;
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using MediaBrowser.Model.Events;
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using MediaBrowser.Model.IO;
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using MediaBrowser.Model.Logging;
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using MediaBrowser.Model.Serialization;
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using MediaBrowser.Model.Updates;
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using ServiceStack;
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using SimpleInjector;
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using System;
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using System.Collections.Generic;
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using System.IO;
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using System.Linq;
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using System.Net;
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using System.Reflection;
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using System.Text;
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using System.Threading;
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using System.Threading.Tasks;
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using CommonIO;
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namespace MediaBrowser.Common.Implementations
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{
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/// <summary>
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/// Class BaseApplicationHost
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/// </summary>
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/// <typeparam name="TApplicationPathsType">The type of the T application paths type.</typeparam>
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public abstract class BaseApplicationHost<TApplicationPathsType> : IApplicationHost, IDependencyContainer
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where TApplicationPathsType : class, IApplicationPaths
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{
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/// <summary>
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/// Occurs when [has pending restart changed].
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/// </summary>
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public event EventHandler HasPendingRestartChanged;
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/// <summary>
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/// Occurs when [application updated].
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/// </summary>
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public event EventHandler<GenericEventArgs<PackageVersionInfo>> ApplicationUpdated;
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/// <summary>
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/// Gets or sets a value indicating whether this instance has changes that require the entire application to restart.
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/// </summary>
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/// <value><c>true</c> if this instance has pending application restart; otherwise, <c>false</c>.</value>
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public bool HasPendingRestart { get; private set; }
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/// <summary>
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/// Gets or sets the logger.
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/// </summary>
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/// <value>The logger.</value>
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protected ILogger Logger { get; private set; }
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/// <summary>
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/// Gets or sets the plugins.
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/// </summary>
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/// <value>The plugins.</value>
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public IEnumerable<IPlugin> Plugins { get; protected set; }
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/// <summary>
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/// Gets or sets the log manager.
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/// </summary>
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/// <value>The log manager.</value>
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public ILogManager LogManager { get; protected set; }
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/// <summary>
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/// Gets the application paths.
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/// </summary>
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/// <value>The application paths.</value>
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protected TApplicationPathsType ApplicationPaths { get; private set; }
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/// <summary>
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/// The container
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/// </summary>
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protected readonly Container Container = new Container();
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/// <summary>
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/// The json serializer
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/// </summary>
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public IJsonSerializer JsonSerializer { get; private set; }
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/// <summary>
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/// The _XML serializer
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/// </summary>
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protected readonly IXmlSerializer XmlSerializer;
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/// <summary>
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/// Gets assemblies that failed to load
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/// </summary>
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/// <value>The failed assemblies.</value>
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public List<string> FailedAssemblies { get; protected set; }
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/// <summary>
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/// Gets all concrete types.
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/// </summary>
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/// <value>All concrete types.</value>
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public Type[] AllConcreteTypes { get; protected set; }
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/// <summary>
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/// The disposable parts
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/// </summary>
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protected readonly List<IDisposable> DisposableParts = new List<IDisposable>();
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/// <summary>
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/// Gets a value indicating whether this instance is first run.
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/// </summary>
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/// <value><c>true</c> if this instance is first run; otherwise, <c>false</c>.</value>
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public bool IsFirstRun { get; private set; }
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/// <summary>
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/// Gets the kernel.
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/// </summary>
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/// <value>The kernel.</value>
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protected ITaskManager TaskManager { get; private set; }
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/// <summary>
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/// Gets the security manager.
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/// </summary>
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/// <value>The security manager.</value>
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protected ISecurityManager SecurityManager { get; private set; }
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/// <summary>
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/// Gets the HTTP client.
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/// </summary>
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/// <value>The HTTP client.</value>
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public IHttpClient HttpClient { get; private set; }
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/// <summary>
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/// Gets the network manager.
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/// </summary>
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/// <value>The network manager.</value>
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protected INetworkManager NetworkManager { get; private set; }
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/// <summary>
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/// Gets the configuration manager.
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/// </summary>
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/// <value>The configuration manager.</value>
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protected IConfigurationManager ConfigurationManager { get; private set; }
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/// <summary>
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/// Gets or sets the installation manager.
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/// </summary>
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/// <value>The installation manager.</value>
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protected IInstallationManager InstallationManager { get; private set; }
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protected IFileSystem FileSystemManager { get; private set; }
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/// <summary>
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/// Gets or sets the zip client.
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/// </summary>
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/// <value>The zip client.</value>
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protected IZipClient ZipClient { get; private set; }
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protected IIsoManager IsoManager { get; private set; }
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/// <summary>
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/// Gets the name.
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/// </summary>
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/// <value>The name.</value>
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public abstract string Name { get; }
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/// <summary>
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/// Gets a value indicating whether this instance is running as service.
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/// </summary>
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/// <value><c>true</c> if this instance is running as service; otherwise, <c>false</c>.</value>
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public abstract bool IsRunningAsService { get; }
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private DeviceId _deviceId;
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public string SystemId
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{
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get
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{
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if (_deviceId == null)
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{
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_deviceId = new DeviceId(ApplicationPaths, LogManager.GetLogger("SystemId"), FileSystemManager);
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}
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return _deviceId.Value;
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}
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}
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public virtual string OperatingSystemDisplayName
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{
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get { return Environment.OSVersion.VersionString; }
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}
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/// <summary>
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/// Initializes a new instance of the <see cref="BaseApplicationHost{TApplicationPathsType}"/> class.
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/// </summary>
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protected BaseApplicationHost(TApplicationPathsType applicationPaths,
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ILogManager logManager,
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IFileSystem fileSystem)
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{
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XmlSerializer = new MediaBrowser.Common.Implementations.Serialization.XmlSerializer (fileSystem);
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FailedAssemblies = new List<string>();
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ApplicationPaths = applicationPaths;
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LogManager = logManager;
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FileSystemManager = fileSystem;
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ConfigurationManager = GetConfigurationManager();
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// Initialize this early in case the -v command line option is used
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Logger = LogManager.GetLogger("App");
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}
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/// <summary>
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/// Inits this instance.
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/// </summary>
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/// <returns>Task.</returns>
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public virtual async Task Init(IProgress<double> progress)
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{
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try
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{
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// https://github.com/ServiceStack/ServiceStack/blob/master/tests/ServiceStack.WebHost.IntegrationTests/Web.config#L4
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Licensing.RegisterLicense("1001-e1JlZjoxMDAxLE5hbWU6VGVzdCBCdXNpbmVzcyxUeXBlOkJ1c2luZXNzLEhhc2g6UHVNTVRPclhvT2ZIbjQ5MG5LZE1mUTd5RUMzQnBucTFEbTE3TDczVEF4QUNMT1FhNXJMOWkzVjFGL2ZkVTE3Q2pDNENqTkQyUktRWmhvUVBhYTBiekJGUUZ3ZE5aZHFDYm9hL3lydGlwUHI5K1JsaTBYbzNsUC85cjVJNHE5QVhldDN6QkE4aTlvdldrdTgyTk1relY2eis2dFFqTThYN2lmc0JveHgycFdjPSxFeHBpcnk6MjAxMy0wMS0wMX0=");
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}
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catch
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{
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// Failing under mono
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}
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progress.Report(1);
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JsonSerializer = CreateJsonSerializer();
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OnLoggerLoaded(true);
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LogManager.LoggerLoaded += (s, e) => OnLoggerLoaded(false);
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IsFirstRun = !ConfigurationManager.CommonConfiguration.IsStartupWizardCompleted;
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progress.Report(2);
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LogManager.LogSeverity = ConfigurationManager.CommonConfiguration.EnableDebugLevelLogging
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? LogSeverity.Debug
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: LogSeverity.Info;
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progress.Report(3);
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DiscoverTypes();
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progress.Report(14);
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SetHttpLimit();
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progress.Report(15);
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var innerProgress = new ActionableProgress<double>();
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innerProgress.RegisterAction(p => progress.Report((.8 * p) + 15));
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await RegisterResources(innerProgress).ConfigureAwait(false);
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FindParts();
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progress.Report(95);
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await InstallIsoMounters(CancellationToken.None).ConfigureAwait(false);
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progress.Report(100);
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}
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protected virtual void OnLoggerLoaded(bool isFirstLoad)
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{
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Logger.Info("Application version: {0}", ApplicationVersion);
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if (!isFirstLoad)
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{
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LogEnvironmentInfo(Logger, ApplicationPaths, false);
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}
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// Put the app config in the log for troubleshooting purposes
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Logger.LogMultiline("Application configuration:", LogSeverity.Info, new StringBuilder(JsonSerializer.SerializeToString(ConfigurationManager.CommonConfiguration)));
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if (Plugins != null)
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{
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var pluginBuilder = new StringBuilder();
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foreach (var plugin in Plugins)
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{
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pluginBuilder.AppendLine(string.Format("{0} {1}", plugin.Name, plugin.Version));
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}
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Logger.LogMultiline("Plugins:", LogSeverity.Info, pluginBuilder);
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}
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}
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public static void LogEnvironmentInfo(ILogger logger, IApplicationPaths appPaths, bool isStartup)
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{
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logger.LogMultiline("Emby", LogSeverity.Info, GetBaseExceptionMessage(appPaths));
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}
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protected static StringBuilder GetBaseExceptionMessage(IApplicationPaths appPaths)
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{
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var builder = new StringBuilder();
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builder.AppendLine(string.Format("Command line: {0}", string.Join(" ", Environment.GetCommandLineArgs())));
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builder.AppendLine(string.Format("Operating system: {0}", Environment.OSVersion));
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builder.AppendLine(string.Format("Processor count: {0}", Environment.ProcessorCount));
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builder.AppendLine(string.Format("64-Bit OS: {0}", Environment.Is64BitOperatingSystem));
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builder.AppendLine(string.Format("64-Bit Process: {0}", Environment.Is64BitProcess));
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builder.AppendLine(string.Format("Program data path: {0}", appPaths.ProgramDataPath));
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Type type = Type.GetType("Mono.Runtime");
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if (type != null)
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{
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MethodInfo displayName = type.GetMethod("GetDisplayName", BindingFlags.NonPublic | BindingFlags.Static);
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if (displayName != null)
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{
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builder.AppendLine("Mono: " + displayName.Invoke(null, null));
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}
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}
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builder.AppendLine(string.Format("Application Path: {0}", appPaths.ApplicationPath));
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return builder;
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}
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protected virtual IJsonSerializer CreateJsonSerializer()
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{
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return new JsonSerializer(FileSystemManager);
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}
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private void SetHttpLimit()
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{
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try
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{
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// Increase the max http request limit
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ServicePointManager.DefaultConnectionLimit = Math.Max(96, ServicePointManager.DefaultConnectionLimit);
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}
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catch (Exception ex)
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{
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Logger.ErrorException("Error setting http limit", ex);
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}
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}
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/// <summary>
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/// Installs the iso mounters.
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/// </summary>
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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 InstallIsoMounters(CancellationToken cancellationToken)
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{
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var list = new List<IIsoMounter>();
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foreach (var isoMounter in GetExports<IIsoMounter>())
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{
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try
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{
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if (isoMounter.RequiresInstallation && !isoMounter.IsInstalled)
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{
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Logger.Info("Installing {0}", isoMounter.Name);
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await isoMounter.Install(cancellationToken).ConfigureAwait(false);
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}
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list.Add(isoMounter);
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}
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catch (Exception ex)
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{
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Logger.ErrorException("{0} failed to load.", ex, isoMounter.Name);
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}
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}
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IsoManager.AddParts(list);
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}
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/// <summary>
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/// Runs the startup tasks.
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/// </summary>
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/// <returns>Task.</returns>
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public virtual Task RunStartupTasks()
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{
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Resolve<ITaskManager>().AddTasks(GetExports<IScheduledTask>(false));
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ConfigureAutorun ();
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ConfigurationManager.ConfigurationUpdated += OnConfigurationUpdated;
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return Task.FromResult (true);
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}
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/// <summary>
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/// Configures the autorun.
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/// </summary>
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private void ConfigureAutorun()
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{
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try
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{
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ConfigureAutoRunAtStartup(ConfigurationManager.CommonConfiguration.RunAtStartup);
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}
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catch (Exception ex)
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{
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Logger.ErrorException("Error configuring autorun", ex);
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}
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}
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/// <summary>
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/// Gets the composable part assemblies.
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/// </summary>
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/// <returns>IEnumerable{Assembly}.</returns>
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protected abstract IEnumerable<Assembly> GetComposablePartAssemblies();
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/// <summary>
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/// Gets the configuration manager.
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/// </summary>
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/// <returns>IConfigurationManager.</returns>
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protected abstract IConfigurationManager GetConfigurationManager();
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/// <summary>
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/// Finds the parts.
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/// </summary>
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protected virtual void FindParts()
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{
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RegisterModules();
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ConfigurationManager.AddParts(GetExports<IConfigurationFactory>());
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Plugins = GetExports<IPlugin>();
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}
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/// <summary>
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/// Discovers the types.
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/// </summary>
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protected void DiscoverTypes()
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{
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FailedAssemblies.Clear();
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var assemblies = GetComposablePartAssemblies().ToList();
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foreach (var assembly in assemblies)
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{
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Logger.Info("Loading {0}", assembly.FullName);
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}
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AllConcreteTypes = assemblies
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.SelectMany(GetTypes)
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.Where(t => t.IsClass && !t.IsAbstract && !t.IsInterface && !t.IsGenericType)
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.ToArray();
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}
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/// <summary>
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/// Registers resources that classes will depend on
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/// </summary>
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/// <returns>Task.</returns>
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protected virtual Task RegisterResources(IProgress<double> progress)
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{
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RegisterSingleInstance(ConfigurationManager);
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RegisterSingleInstance<IApplicationHost>(this);
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RegisterSingleInstance<IApplicationPaths>(ApplicationPaths);
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TaskManager = new TaskManager(ApplicationPaths, JsonSerializer, LogManager.GetLogger("TaskManager"), FileSystemManager);
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RegisterSingleInstance(JsonSerializer);
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RegisterSingleInstance(XmlSerializer);
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RegisterSingleInstance(LogManager);
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RegisterSingleInstance(Logger);
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RegisterSingleInstance(TaskManager);
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RegisterSingleInstance(FileSystemManager);
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HttpClient = new HttpClientManager.HttpClientManager(ApplicationPaths, LogManager.GetLogger("HttpClient"), FileSystemManager);
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RegisterSingleInstance(HttpClient);
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NetworkManager = CreateNetworkManager(LogManager.GetLogger("NetworkManager"));
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RegisterSingleInstance(NetworkManager);
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SecurityManager = new PluginSecurityManager(this, HttpClient, JsonSerializer, ApplicationPaths, LogManager);
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RegisterSingleInstance(SecurityManager);
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InstallationManager = new InstallationManager(LogManager.GetLogger("InstallationManager"), this, ApplicationPaths, HttpClient, JsonSerializer, SecurityManager, ConfigurationManager, FileSystemManager);
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RegisterSingleInstance(InstallationManager);
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ZipClient = new ZipClient(FileSystemManager);
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RegisterSingleInstance(ZipClient);
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IsoManager = new IsoManager();
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RegisterSingleInstance(IsoManager);
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return Task.FromResult (true);
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}
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private void RegisterModules()
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{
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var moduleTypes = GetExportTypes<IDependencyModule>();
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foreach (var type in moduleTypes)
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{
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try
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{
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var instance = Activator.CreateInstance(type) as IDependencyModule;
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if (instance != null)
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instance.BindDependencies(this);
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}
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catch (Exception ex)
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{
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Logger.ErrorException("Error setting up dependency bindings for " + type.Name, ex);
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}
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}
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}
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/// <summary>
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/// Gets a list of types within an assembly
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/// This will handle situations that would normally throw an exception - such as a type within the assembly that depends on some other non-existant reference
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/// </summary>
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/// <param name="assembly">The assembly.</param>
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/// <returns>IEnumerable{Type}.</returns>
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/// <exception cref="System.ArgumentNullException">assembly</exception>
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protected IEnumerable<Type> GetTypes(Assembly assembly)
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{
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if (assembly == null)
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{
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throw new ArgumentNullException("assembly");
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}
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try
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{
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return assembly.GetTypes();
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}
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catch (ReflectionTypeLoadException ex)
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{
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if (ex.LoaderExceptions != null)
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{
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foreach (var loaderException in ex.LoaderExceptions)
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{
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Logger.Error("LoaderException: " + loaderException.Message);
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}
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}
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// If it fails we can still get a list of the Types it was able to resolve
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return ex.Types.Where(t => t != null);
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}
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}
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protected abstract INetworkManager CreateNetworkManager(ILogger logger);
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/// <summary>
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/// Creates an instance of type and resolves all constructor dependancies
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/// </summary>
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/// <param name="type">The type.</param>
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/// <returns>System.Object.</returns>
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public object CreateInstance(Type type)
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{
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try
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{
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return Container.GetInstance(type);
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}
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catch (Exception ex)
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{
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Logger.Error("Error creating {0}", ex, type.Name);
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throw;
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}
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}
|
|
|
|
/// <summary>
|
|
/// Creates the instance safe.
|
|
/// </summary>
|
|
/// <param name="type">The type.</param>
|
|
/// <returns>System.Object.</returns>
|
|
protected object CreateInstanceSafe(Type type)
|
|
{
|
|
try
|
|
{
|
|
return Container.GetInstance(type);
|
|
}
|
|
catch (Exception ex)
|
|
{
|
|
Logger.Error("Error creating {0}", ex, type.Name);
|
|
// Don't blow up in release mode
|
|
return null;
|
|
}
|
|
}
|
|
|
|
void IDependencyContainer.RegisterSingleInstance<T>(T obj, bool manageLifetime)
|
|
{
|
|
RegisterSingleInstance(obj, manageLifetime);
|
|
}
|
|
|
|
/// <summary>
|
|
/// Registers the specified obj.
|
|
/// </summary>
|
|
/// <typeparam name="T"></typeparam>
|
|
/// <param name="obj">The obj.</param>
|
|
/// <param name="manageLifetime">if set to <c>true</c> [manage lifetime].</param>
|
|
protected void RegisterSingleInstance<T>(T obj, bool manageLifetime = true)
|
|
where T : class
|
|
{
|
|
Container.RegisterSingleton(obj);
|
|
|
|
if (manageLifetime)
|
|
{
|
|
var disposable = obj as IDisposable;
|
|
|
|
if (disposable != null)
|
|
{
|
|
DisposableParts.Add(disposable);
|
|
}
|
|
}
|
|
}
|
|
|
|
void IDependencyContainer.RegisterSingleInstance<T>(Func<T> func)
|
|
{
|
|
RegisterSingleInstance(func);
|
|
}
|
|
|
|
/// <summary>
|
|
/// Registers the single instance.
|
|
/// </summary>
|
|
/// <typeparam name="T"></typeparam>
|
|
/// <param name="func">The func.</param>
|
|
protected void RegisterSingleInstance<T>(Func<T> func)
|
|
where T : class
|
|
{
|
|
Container.RegisterSingleton(func);
|
|
}
|
|
|
|
void IDependencyContainer.Register(Type typeInterface, Type typeImplementation)
|
|
{
|
|
Container.Register(typeInterface, typeImplementation);
|
|
}
|
|
|
|
/// <summary>
|
|
/// Resolves this instance.
|
|
/// </summary>
|
|
/// <typeparam name="T"></typeparam>
|
|
/// <returns>``0.</returns>
|
|
public T Resolve<T>()
|
|
{
|
|
return (T)Container.GetRegistration(typeof(T), true).GetInstance();
|
|
}
|
|
|
|
/// <summary>
|
|
/// Resolves this instance.
|
|
/// </summary>
|
|
/// <typeparam name="T"></typeparam>
|
|
/// <returns>``0.</returns>
|
|
public T TryResolve<T>()
|
|
{
|
|
var result = Container.GetRegistration(typeof(T), false);
|
|
|
|
if (result == null)
|
|
{
|
|
return default(T);
|
|
}
|
|
return (T)result.GetInstance();
|
|
}
|
|
|
|
/// <summary>
|
|
/// Loads the assembly.
|
|
/// </summary>
|
|
/// <param name="file">The file.</param>
|
|
/// <returns>Assembly.</returns>
|
|
protected Assembly LoadAssembly(string file)
|
|
{
|
|
try
|
|
{
|
|
return Assembly.Load(File.ReadAllBytes((file)));
|
|
}
|
|
catch (Exception ex)
|
|
{
|
|
FailedAssemblies.Add(file);
|
|
Logger.ErrorException("Error loading assembly {0}", ex, file);
|
|
return null;
|
|
}
|
|
}
|
|
|
|
/// <summary>
|
|
/// Gets the export types.
|
|
/// </summary>
|
|
/// <typeparam name="T"></typeparam>
|
|
/// <returns>IEnumerable{Type}.</returns>
|
|
public IEnumerable<Type> GetExportTypes<T>()
|
|
{
|
|
var currentType = typeof(T);
|
|
|
|
return AllConcreteTypes.AsParallel().Where(currentType.IsAssignableFrom);
|
|
}
|
|
|
|
/// <summary>
|
|
/// Gets the exports.
|
|
/// </summary>
|
|
/// <typeparam name="T"></typeparam>
|
|
/// <param name="manageLiftime">if set to <c>true</c> [manage liftime].</param>
|
|
/// <returns>IEnumerable{``0}.</returns>
|
|
public IEnumerable<T> GetExports<T>(bool manageLiftime = true)
|
|
{
|
|
var parts = GetExportTypes<T>()
|
|
.Select(CreateInstanceSafe)
|
|
.Where(i => i != null)
|
|
.Cast<T>()
|
|
.ToList();
|
|
|
|
if (manageLiftime)
|
|
{
|
|
lock (DisposableParts)
|
|
{
|
|
DisposableParts.AddRange(parts.OfType<IDisposable>());
|
|
}
|
|
}
|
|
|
|
return parts;
|
|
}
|
|
|
|
/// <summary>
|
|
/// Gets the application version.
|
|
/// </summary>
|
|
/// <value>The application version.</value>
|
|
public abstract Version ApplicationVersion { get; }
|
|
|
|
/// <summary>
|
|
/// Handles the ConfigurationUpdated event of the ConfigurationManager control.
|
|
/// </summary>
|
|
/// <param name="sender">The source of the event.</param>
|
|
/// <param name="e">The <see cref="EventArgs" /> instance containing the event data.</param>
|
|
/// <exception cref="System.NotImplementedException"></exception>
|
|
protected virtual void OnConfigurationUpdated(object sender, EventArgs e)
|
|
{
|
|
ConfigureAutorun();
|
|
}
|
|
|
|
protected abstract void ConfigureAutoRunAtStartup(bool autorun);
|
|
|
|
/// <summary>
|
|
/// Removes the plugin.
|
|
/// </summary>
|
|
/// <param name="plugin">The plugin.</param>
|
|
public void RemovePlugin(IPlugin plugin)
|
|
{
|
|
var list = Plugins.ToList();
|
|
list.Remove(plugin);
|
|
Plugins = list;
|
|
}
|
|
|
|
/// <summary>
|
|
/// Gets a value indicating whether this instance can self restart.
|
|
/// </summary>
|
|
/// <value><c>true</c> if this instance can self restart; otherwise, <c>false</c>.</value>
|
|
public abstract bool CanSelfRestart { get; }
|
|
|
|
/// <summary>
|
|
/// Notifies that the kernel that a change has been made that requires a restart
|
|
/// </summary>
|
|
public void NotifyPendingRestart()
|
|
{
|
|
var changed = !HasPendingRestart;
|
|
|
|
HasPendingRestart = true;
|
|
|
|
if (changed)
|
|
{
|
|
EventHelper.QueueEventIfNotNull(HasPendingRestartChanged, this, EventArgs.Empty, Logger);
|
|
}
|
|
}
|
|
|
|
/// <summary>
|
|
/// Performs application-defined tasks associated with freeing, releasing, or resetting unmanaged resources.
|
|
/// </summary>
|
|
public void Dispose()
|
|
{
|
|
Dispose(true);
|
|
}
|
|
|
|
/// <summary>
|
|
/// Releases unmanaged and - optionally - managed resources.
|
|
/// </summary>
|
|
/// <param name="dispose"><c>true</c> to release both managed and unmanaged resources; <c>false</c> to release only unmanaged resources.</param>
|
|
protected virtual void Dispose(bool dispose)
|
|
{
|
|
if (dispose)
|
|
{
|
|
var type = GetType();
|
|
|
|
Logger.Info("Disposing " + type.Name);
|
|
|
|
var parts = DisposableParts.Distinct().Where(i => i.GetType() != type).ToList();
|
|
DisposableParts.Clear();
|
|
|
|
foreach (var part in parts)
|
|
{
|
|
Logger.Info("Disposing " + part.GetType().Name);
|
|
|
|
try
|
|
{
|
|
part.Dispose();
|
|
}
|
|
catch (Exception ex)
|
|
{
|
|
Logger.ErrorException("Error disposing {0}", ex, part.GetType().Name);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
/// <summary>
|
|
/// Restarts this instance.
|
|
/// </summary>
|
|
public abstract Task Restart();
|
|
|
|
/// <summary>
|
|
/// Gets or sets a value indicating whether this instance can self update.
|
|
/// </summary>
|
|
/// <value><c>true</c> if this instance can self update; otherwise, <c>false</c>.</value>
|
|
public abstract bool CanSelfUpdate { get; }
|
|
|
|
/// <summary>
|
|
/// Checks for update.
|
|
/// </summary>
|
|
/// <param name="cancellationToken">The cancellation token.</param>
|
|
/// <param name="progress">The progress.</param>
|
|
/// <returns>Task{CheckForUpdateResult}.</returns>
|
|
public abstract Task<CheckForUpdateResult> CheckForApplicationUpdate(CancellationToken cancellationToken,
|
|
IProgress<double> progress);
|
|
|
|
/// <summary>
|
|
/// Updates the application.
|
|
/// </summary>
|
|
/// <param name="package">The package that contains the update</param>
|
|
/// <param name="cancellationToken">The cancellation token.</param>
|
|
/// <param name="progress">The progress.</param>
|
|
/// <returns>Task.</returns>
|
|
public abstract Task UpdateApplication(PackageVersionInfo package, CancellationToken cancellationToken,
|
|
IProgress<double> progress);
|
|
|
|
/// <summary>
|
|
/// Shuts down.
|
|
/// </summary>
|
|
public abstract Task Shutdown();
|
|
|
|
/// <summary>
|
|
/// Called when [application updated].
|
|
/// </summary>
|
|
/// <param name="package">The package.</param>
|
|
protected void OnApplicationUpdated(PackageVersionInfo package)
|
|
{
|
|
Logger.Info("Application has been updated to version {0}", package.versionStr);
|
|
|
|
EventHelper.FireEventIfNotNull(ApplicationUpdated, this, new GenericEventArgs<PackageVersionInfo>
|
|
{
|
|
Argument = package
|
|
|
|
}, Logger);
|
|
|
|
NotifyPendingRestart();
|
|
}
|
|
}
|
|
}
|