jellyfin/MediaBrowser.ServerApplication/ApplicationHost.cs

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C#
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using MediaBrowser.Api;
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using MediaBrowser.ClickOnce;
using MediaBrowser.Common.Implementations;
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using MediaBrowser.Common.Implementations.HttpServer;
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using MediaBrowser.Common.Implementations.Logging;
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using MediaBrowser.Common.Implementations.NetworkManagement;
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using MediaBrowser.Common.Implementations.ScheduledTasks;
using MediaBrowser.Common.Implementations.Serialization;
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using MediaBrowser.Common.Implementations.ServerManager;
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using MediaBrowser.Common.IO;
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using MediaBrowser.Common.Kernel;
using MediaBrowser.Common.Net;
using MediaBrowser.Common.ScheduledTasks;
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using MediaBrowser.Common.Updates;
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using MediaBrowser.Controller;
using MediaBrowser.Controller.Library;
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using MediaBrowser.IsoMounter;
using MediaBrowser.Model.IO;
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using MediaBrowser.Model.Logging;
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using MediaBrowser.Model.MediaInfo;
using MediaBrowser.Model.Serialization;
using MediaBrowser.Model.System;
using MediaBrowser.Model.Updates;
using MediaBrowser.Server.Implementations;
using MediaBrowser.Server.Implementations.BdInfo;
using MediaBrowser.Server.Implementations.Library;
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using MediaBrowser.ServerApplication.Implementations;
using MediaBrowser.WebDashboard.Api;
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using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Reflection;
using System.Threading;
using System.Threading.Tasks;
namespace MediaBrowser.ServerApplication
{
/// <summary>
/// Class CompositionRoot
/// </summary>
public class ApplicationHost : BaseApplicationHost, IApplicationHost
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{
/// <summary>
/// Gets or sets the kernel.
/// </summary>
/// <value>The kernel.</value>
internal Kernel Kernel { get; private set; }
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/// <summary>
/// The json serializer
/// </summary>
private readonly IJsonSerializer _jsonSerializer = new JsonSerializer();
/// <summary>
/// The _XML serializer
/// </summary>
private readonly IXmlSerializer _xmlSerializer = new XmlSerializer();
/// <summary>
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/// Gets the server application paths.
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/// </summary>
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/// <value>The server application paths.</value>
protected IServerApplicationPaths ServerApplicationPaths
{
get { return (IServerApplicationPaths) ApplicationPaths; }
}
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/// <summary>
/// Initializes a new instance of the <see cref="ApplicationHost" /> class.
/// </summary>
/// <param name="logger">The logger.</param>
public ApplicationHost()
: base()
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{
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Kernel = new Kernel(this, ServerApplicationPaths, _xmlSerializer, Logger);
var networkManager = new NetworkManager();
var serverManager = new ServerManager(this, Kernel, networkManager, _jsonSerializer, Logger);
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var taskManager = new TaskManager(ApplicationPaths, _jsonSerializer, Logger, serverManager);
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LogManager.ReloadLogger(Kernel.Configuration.EnableDebugLevelLogging ? LogSeverity.Debug : LogSeverity.Info);
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Logger.Info("Version {0} initializing", ApplicationVersion);
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RegisterResources(taskManager, networkManager, serverManager);
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FindParts();
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}
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/// <summary>
/// Gets the application paths.
/// </summary>
/// <returns>IApplicationPaths.</returns>
protected override IApplicationPaths GetApplicationPaths()
{
return new ServerApplicationPaths();
}
/// <summary>
/// Gets the log manager.
/// </summary>
/// <returns>ILogManager.</returns>
protected override ILogManager GetLogManager()
{
return new NlogManager(ApplicationPaths.LogDirectoryPath, "Server");
}
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/// <summary>
/// Registers resources that classes will depend on
/// </summary>
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protected override void RegisterResources(ITaskManager taskManager, INetworkManager networkManager, IServerManager serverManager)
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{
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base.RegisterResources(taskManager, networkManager, serverManager);
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RegisterSingleInstance<IKernel>(Kernel);
RegisterSingleInstance(Kernel);
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RegisterSingleInstance<IApplicationHost>(this);
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RegisterSingleInstance(ServerApplicationPaths);
RegisterSingleInstance<IIsoManager>(new PismoIsoManager(Logger));
RegisterSingleInstance<IBlurayExaminer>(new BdInfoExaminer());
RegisterSingleInstance<IZipClient>(new DotNetZipClient());
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RegisterSingleInstance(_jsonSerializer);
RegisterSingleInstance(_xmlSerializer);
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RegisterSingleInstance(ServerFactory.CreateServer(this, ProtobufSerializer, Logger, "Media Browser", "index.html"), false);
var userManager = new UserManager(Kernel, Logger);
RegisterSingleInstance<IUserManager>(userManager);
RegisterSingleInstance<ILibraryManager>(new LibraryManager(Kernel, Logger, taskManager, userManager));
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}
/// <summary>
/// Restarts this instance.
/// </summary>
public void Restart()
{
App.Instance.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 bool CanSelfUpdate
{
get { return Kernel.Configuration.EnableAutoUpdate; }
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}
/// <summary>
/// Checks for update.
/// </summary>
/// <param name="cancellationToken">The cancellation token.</param>
/// <param name="progress">The progress.</param>
/// <returns>Task{CheckForUpdateResult}.</returns>
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public async Task<CheckForUpdateResult> CheckForApplicationUpdate(CancellationToken cancellationToken, IProgress<double> progress)
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{
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var pkgManager = Resolve<IPackageManager>();
var availablePackages = await pkgManager.GetAvailablePackages(Resolve<IHttpClient>(), Resolve<INetworkManager>(), Kernel.SecurityManager, Kernel.ResourcePools, Resolve<IJsonSerializer>(), CancellationToken.None).ConfigureAwait(false);
var version = Kernel.InstallationManager.GetLatestCompatibleVersion(availablePackages, "MBServer", Kernel.Configuration.SystemUpdateLevel);
return version != null ? new CheckForUpdateResult {AvailableVersion = version.version, IsUpdateAvailable = version.version > ApplicationVersion, Package = version} :
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new CheckForUpdateResult {AvailableVersion = ApplicationVersion, IsUpdateAvailable = false};
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}
/// <summary>
/// Updates the application.
/// </summary>
/// <param name="package">The package that contains the update</param>
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/// <param name="cancellationToken">The cancellation token.</param>
/// <param name="progress">The progress.</param>
/// <returns>Task.</returns>
public Task UpdateApplication(PackageVersionInfo package, CancellationToken cancellationToken, IProgress<double> progress)
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{
var pkgManager = Resolve<IPackageManager>();
return pkgManager.InstallPackage(Resolve<IHttpClient>(), Resolve<ILogger>(), Kernel.ResourcePools, progress, Resolve<IZipClient>(), Kernel.ApplicationPaths, package, cancellationToken);
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}
/// <summary>
/// Gets the composable part assemblies.
/// </summary>
/// <returns>IEnumerable{Assembly}.</returns>
protected override IEnumerable<Assembly> GetComposablePartAssemblies()
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{
// Gets all plugin assemblies by first reading all bytes of the .dll and calling Assembly.Load against that
// This will prevent the .dll file from getting locked, and allow us to replace it when needed
foreach (var pluginAssembly in Directory
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.EnumerateFiles(ApplicationPaths.PluginsPath, "*.dll", SearchOption.TopDirectoryOnly)
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.Select(LoadAssembly).Where(a => a != null))
{
yield return pluginAssembly;
}
// Include composable parts in the Api assembly
yield return typeof(ApiService).Assembly;
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// Include composable parts in the Dashboard assembly
yield return typeof(DashboardInfo).Assembly;
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// Include composable parts in the Model assembly
yield return typeof(SystemInfo).Assembly;
// Include composable parts in the Common assembly
yield return typeof(IKernel).Assembly;
// Include composable parts in the Controller assembly
yield return typeof(Kernel).Assembly;
// Common implementations
yield return typeof(TaskManager).Assembly;
// Server implementations
yield return typeof(ServerApplicationPaths).Assembly;
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// Include composable parts in the running assembly
yield return GetType().Assembly;
}
/// <summary>
/// Shuts down.
/// </summary>
public void Shutdown()
{
App.Instance.Dispatcher.Invoke(App.Instance.Shutdown);
}
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}
}