901 lines
30 KiB
C#
901 lines
30 KiB
C#
using MediaBrowser.Common.Configuration;
|
|
using MediaBrowser.Common.Events;
|
|
using Emby.Common.Implementations.Devices;
|
|
using Emby.Common.Implementations.IO;
|
|
using Emby.Common.Implementations.ScheduledTasks;
|
|
using Emby.Common.Implementations.Serialization;
|
|
using Emby.Common.Implementations.Updates;
|
|
using MediaBrowser.Common.Net;
|
|
using MediaBrowser.Common.Plugins;
|
|
using MediaBrowser.Common.Progress;
|
|
using MediaBrowser.Common.Security;
|
|
using MediaBrowser.Common.Updates;
|
|
using MediaBrowser.Model.Events;
|
|
using MediaBrowser.Model.IO;
|
|
using MediaBrowser.Model.Logging;
|
|
using MediaBrowser.Model.Serialization;
|
|
using MediaBrowser.Model.Updates;
|
|
using System;
|
|
using System.Collections.Generic;
|
|
using System.IO;
|
|
using System.Linq;
|
|
using System.Net;
|
|
using System.Reflection;
|
|
using System.Runtime.InteropServices;
|
|
using System.Text;
|
|
using System.Threading;
|
|
using System.Threading.Tasks;
|
|
using MediaBrowser.Common.Extensions;
|
|
using Emby.Common.Implementations.Cryptography;
|
|
using Emby.Common.Implementations.Diagnostics;
|
|
using Emby.Common.Implementations.Threading;
|
|
using MediaBrowser.Common;
|
|
using MediaBrowser.Common.IO;
|
|
using MediaBrowser.Model.Cryptography;
|
|
using MediaBrowser.Model.Diagnostics;
|
|
using MediaBrowser.Model.System;
|
|
using MediaBrowser.Model.Tasks;
|
|
using MediaBrowser.Model.Threading;
|
|
|
|
#if NETSTANDARD1_6
|
|
using System.Runtime.Loader;
|
|
#endif
|
|
|
|
namespace Emby.Common.Implementations
|
|
{
|
|
/// <summary>
|
|
/// Class BaseApplicationHost
|
|
/// </summary>
|
|
/// <typeparam name="TApplicationPathsType">The type of the T application paths type.</typeparam>
|
|
public abstract class BaseApplicationHost<TApplicationPathsType> : IApplicationHost
|
|
where TApplicationPathsType : class, IApplicationPaths
|
|
{
|
|
/// <summary>
|
|
/// Occurs when [has pending restart changed].
|
|
/// </summary>
|
|
public event EventHandler HasPendingRestartChanged;
|
|
|
|
/// <summary>
|
|
/// Occurs when [application updated].
|
|
/// </summary>
|
|
public event EventHandler<GenericEventArgs<PackageVersionInfo>> ApplicationUpdated;
|
|
|
|
/// <summary>
|
|
/// Gets or sets a value indicating whether this instance has changes that require the entire application to restart.
|
|
/// </summary>
|
|
/// <value><c>true</c> if this instance has pending application restart; otherwise, <c>false</c>.</value>
|
|
public bool HasPendingRestart { get; private set; }
|
|
|
|
/// <summary>
|
|
/// Gets or sets the logger.
|
|
/// </summary>
|
|
/// <value>The logger.</value>
|
|
protected ILogger Logger { get; private set; }
|
|
|
|
/// <summary>
|
|
/// Gets or sets the plugins.
|
|
/// </summary>
|
|
/// <value>The plugins.</value>
|
|
public IPlugin[] Plugins { get; protected set; }
|
|
|
|
/// <summary>
|
|
/// Gets or sets the log manager.
|
|
/// </summary>
|
|
/// <value>The log manager.</value>
|
|
public ILogManager LogManager { get; protected set; }
|
|
|
|
/// <summary>
|
|
/// Gets the application paths.
|
|
/// </summary>
|
|
/// <value>The application paths.</value>
|
|
protected TApplicationPathsType ApplicationPaths { get; private set; }
|
|
|
|
/// <summary>
|
|
/// The json serializer
|
|
/// </summary>
|
|
public IJsonSerializer JsonSerializer { get; private set; }
|
|
|
|
/// <summary>
|
|
/// The _XML serializer
|
|
/// </summary>
|
|
protected readonly IXmlSerializer XmlSerializer;
|
|
|
|
/// <summary>
|
|
/// Gets assemblies that failed to load
|
|
/// </summary>
|
|
/// <value>The failed assemblies.</value>
|
|
public List<string> FailedAssemblies { get; protected set; }
|
|
|
|
/// <summary>
|
|
/// Gets all concrete types.
|
|
/// </summary>
|
|
/// <value>All concrete types.</value>
|
|
public Type[] AllConcreteTypes { get; protected set; }
|
|
|
|
/// <summary>
|
|
/// The disposable parts
|
|
/// </summary>
|
|
protected readonly List<IDisposable> DisposableParts = new List<IDisposable>();
|
|
|
|
/// <summary>
|
|
/// Gets a value indicating whether this instance is first run.
|
|
/// </summary>
|
|
/// <value><c>true</c> if this instance is first run; otherwise, <c>false</c>.</value>
|
|
public bool IsFirstRun { get; private set; }
|
|
|
|
/// <summary>
|
|
/// Gets the kernel.
|
|
/// </summary>
|
|
/// <value>The kernel.</value>
|
|
protected ITaskManager TaskManager { get; private set; }
|
|
/// <summary>
|
|
/// Gets the HTTP client.
|
|
/// </summary>
|
|
/// <value>The HTTP client.</value>
|
|
public IHttpClient HttpClient { get; private set; }
|
|
/// <summary>
|
|
/// Gets the network manager.
|
|
/// </summary>
|
|
/// <value>The network manager.</value>
|
|
protected INetworkManager NetworkManager { get; private set; }
|
|
|
|
/// <summary>
|
|
/// Gets the configuration manager.
|
|
/// </summary>
|
|
/// <value>The configuration manager.</value>
|
|
protected IConfigurationManager ConfigurationManager { get; private set; }
|
|
|
|
protected IFileSystem FileSystemManager { get; private set; }
|
|
|
|
protected IIsoManager IsoManager { get; private set; }
|
|
|
|
protected ISystemEvents SystemEvents { get; private set; }
|
|
|
|
protected IProcessFactory ProcessFactory { get; private set; }
|
|
protected ITimerFactory TimerFactory { get; private set; }
|
|
|
|
/// <summary>
|
|
/// Gets the name.
|
|
/// </summary>
|
|
/// <value>The name.</value>
|
|
public abstract string Name { get; }
|
|
|
|
/// <summary>
|
|
/// Gets a value indicating whether this instance is running as service.
|
|
/// </summary>
|
|
/// <value><c>true</c> if this instance is running as service; otherwise, <c>false</c>.</value>
|
|
public abstract bool IsRunningAsService { get; }
|
|
|
|
protected ICryptographyProvider CryptographyProvider = new CryptographyProvider();
|
|
|
|
private DeviceId _deviceId;
|
|
public string SystemId
|
|
{
|
|
get
|
|
{
|
|
if (_deviceId == null)
|
|
{
|
|
_deviceId = new DeviceId(ApplicationPaths, LogManager.GetLogger("SystemId"), FileSystemManager);
|
|
}
|
|
|
|
return _deviceId.Value;
|
|
}
|
|
}
|
|
|
|
public virtual string OperatingSystemDisplayName
|
|
{
|
|
get
|
|
{
|
|
#if NET46
|
|
return Environment.OSVersion.VersionString;
|
|
#endif
|
|
#if NETSTANDARD1_6
|
|
return System.Runtime.InteropServices.RuntimeInformation.OSDescription;
|
|
#endif
|
|
return "Operating System";
|
|
}
|
|
}
|
|
|
|
public IMemoryStreamProvider MemoryStreamProvider { get; set; }
|
|
|
|
/// <summary>
|
|
/// The container
|
|
/// </summary>
|
|
protected readonly SimpleInjector.Container Container = new SimpleInjector.Container();
|
|
|
|
/// <summary>
|
|
/// Initializes a new instance of the <see cref="BaseApplicationHost{TApplicationPathsType}"/> class.
|
|
/// </summary>
|
|
protected BaseApplicationHost(TApplicationPathsType applicationPaths,
|
|
ILogManager logManager,
|
|
IFileSystem fileSystem)
|
|
{
|
|
// hack alert, until common can target .net core
|
|
BaseExtensions.CryptographyProvider = CryptographyProvider;
|
|
|
|
XmlSerializer = new XmlSerializer(fileSystem, logManager.GetLogger("XmlSerializer"));
|
|
FailedAssemblies = new List<string>();
|
|
|
|
ApplicationPaths = applicationPaths;
|
|
LogManager = logManager;
|
|
FileSystemManager = fileSystem;
|
|
|
|
ConfigurationManager = GetConfigurationManager();
|
|
|
|
// Initialize this early in case the -v command line option is used
|
|
Logger = LogManager.GetLogger("App");
|
|
}
|
|
|
|
/// <summary>
|
|
/// Inits this instance.
|
|
/// </summary>
|
|
/// <returns>Task.</returns>
|
|
public virtual async Task Init(IProgress<double> progress)
|
|
{
|
|
progress.Report(1);
|
|
|
|
JsonSerializer = CreateJsonSerializer();
|
|
|
|
MemoryStreamProvider = CreateMemoryStreamProvider();
|
|
SystemEvents = CreateSystemEvents();
|
|
|
|
OnLoggerLoaded(true);
|
|
LogManager.LoggerLoaded += (s, e) => OnLoggerLoaded(false);
|
|
|
|
IsFirstRun = !ConfigurationManager.CommonConfiguration.IsStartupWizardCompleted;
|
|
progress.Report(2);
|
|
|
|
LogManager.LogSeverity = ConfigurationManager.CommonConfiguration.EnableDebugLevelLogging
|
|
? LogSeverity.Debug
|
|
: LogSeverity.Info;
|
|
|
|
progress.Report(3);
|
|
|
|
DiscoverTypes();
|
|
progress.Report(14);
|
|
|
|
SetHttpLimit();
|
|
progress.Report(15);
|
|
|
|
var innerProgress = new ActionableProgress<double>();
|
|
innerProgress.RegisterAction(p => progress.Report(.8 * p + 15));
|
|
|
|
await RegisterResources(innerProgress).ConfigureAwait(false);
|
|
|
|
FindParts();
|
|
progress.Report(95);
|
|
|
|
await InstallIsoMounters(CancellationToken.None).ConfigureAwait(false);
|
|
|
|
progress.Report(100);
|
|
}
|
|
|
|
protected abstract IMemoryStreamProvider CreateMemoryStreamProvider();
|
|
protected abstract ISystemEvents CreateSystemEvents();
|
|
|
|
protected virtual void OnLoggerLoaded(bool isFirstLoad)
|
|
{
|
|
Logger.Info("Application version: {0}", ApplicationVersion);
|
|
|
|
if (!isFirstLoad)
|
|
{
|
|
LogEnvironmentInfo(Logger, ApplicationPaths, false);
|
|
}
|
|
|
|
// Put the app config in the log for troubleshooting purposes
|
|
Logger.LogMultiline("Application configuration:", LogSeverity.Info, new StringBuilder(JsonSerializer.SerializeToString(ConfigurationManager.CommonConfiguration)));
|
|
|
|
if (Plugins != null)
|
|
{
|
|
var pluginBuilder = new StringBuilder();
|
|
|
|
foreach (var plugin in Plugins)
|
|
{
|
|
pluginBuilder.AppendLine(string.Format("{0} {1}", plugin.Name, plugin.Version));
|
|
}
|
|
|
|
Logger.LogMultiline("Plugins:", LogSeverity.Info, pluginBuilder);
|
|
}
|
|
}
|
|
|
|
public static void LogEnvironmentInfo(ILogger logger, IApplicationPaths appPaths, bool isStartup)
|
|
{
|
|
logger.LogMultiline("Emby", LogSeverity.Info, GetBaseExceptionMessage(appPaths));
|
|
}
|
|
|
|
protected static StringBuilder GetBaseExceptionMessage(IApplicationPaths appPaths)
|
|
{
|
|
var builder = new StringBuilder();
|
|
|
|
builder.AppendLine(string.Format("Command line: {0}", string.Join(" ", Environment.GetCommandLineArgs())));
|
|
|
|
#if NET46
|
|
builder.AppendLine(string.Format("Operating system: {0}", Environment.OSVersion));
|
|
builder.AppendLine(string.Format("64-Bit OS: {0}", Environment.Is64BitOperatingSystem));
|
|
builder.AppendLine(string.Format("64-Bit Process: {0}", Environment.Is64BitProcess));
|
|
|
|
Type type = Type.GetType("Mono.Runtime");
|
|
if (type != null)
|
|
{
|
|
MethodInfo displayName = type.GetMethod("GetDisplayName", BindingFlags.NonPublic | BindingFlags.Static);
|
|
if (displayName != null)
|
|
{
|
|
builder.AppendLine("Mono: " + displayName.Invoke(null, null));
|
|
}
|
|
}
|
|
#endif
|
|
|
|
builder.AppendLine(string.Format("Processor count: {0}", Environment.ProcessorCount));
|
|
builder.AppendLine(string.Format("Program data path: {0}", appPaths.ProgramDataPath));
|
|
builder.AppendLine(string.Format("Application Path: {0}", appPaths.ApplicationPath));
|
|
|
|
return builder;
|
|
}
|
|
|
|
protected abstract IJsonSerializer CreateJsonSerializer();
|
|
|
|
private void SetHttpLimit()
|
|
{
|
|
try
|
|
{
|
|
// Increase the max http request limit
|
|
#if NET46
|
|
ServicePointManager.DefaultConnectionLimit = Math.Max(96, ServicePointManager.DefaultConnectionLimit);
|
|
#endif
|
|
}
|
|
catch (Exception ex)
|
|
{
|
|
Logger.ErrorException("Error setting http limit", ex);
|
|
}
|
|
}
|
|
|
|
/// <summary>
|
|
/// Installs the iso mounters.
|
|
/// </summary>
|
|
/// <param name="cancellationToken">The cancellation token.</param>
|
|
/// <returns>Task.</returns>
|
|
private async Task InstallIsoMounters(CancellationToken cancellationToken)
|
|
{
|
|
var list = new List<IIsoMounter>();
|
|
|
|
foreach (var isoMounter in GetExports<IIsoMounter>())
|
|
{
|
|
try
|
|
{
|
|
if (isoMounter.RequiresInstallation && !isoMounter.IsInstalled)
|
|
{
|
|
Logger.Info("Installing {0}", isoMounter.Name);
|
|
|
|
await isoMounter.Install(cancellationToken).ConfigureAwait(false);
|
|
}
|
|
|
|
list.Add(isoMounter);
|
|
}
|
|
catch (Exception ex)
|
|
{
|
|
Logger.ErrorException("{0} failed to load.", ex, isoMounter.Name);
|
|
}
|
|
}
|
|
|
|
IsoManager.AddParts(list);
|
|
}
|
|
|
|
/// <summary>
|
|
/// Runs the startup tasks.
|
|
/// </summary>
|
|
/// <returns>Task.</returns>
|
|
public virtual Task RunStartupTasks()
|
|
{
|
|
Resolve<ITaskManager>().AddTasks(GetExports<IScheduledTask>(false));
|
|
|
|
ConfigureAutorun();
|
|
|
|
ConfigurationManager.ConfigurationUpdated += OnConfigurationUpdated;
|
|
|
|
return Task.FromResult(true);
|
|
}
|
|
|
|
/// <summary>
|
|
/// Configures the autorun.
|
|
/// </summary>
|
|
private void ConfigureAutorun()
|
|
{
|
|
try
|
|
{
|
|
ConfigureAutoRunAtStartup(ConfigurationManager.CommonConfiguration.RunAtStartup);
|
|
}
|
|
catch (Exception ex)
|
|
{
|
|
Logger.ErrorException("Error configuring autorun", ex);
|
|
}
|
|
}
|
|
|
|
/// <summary>
|
|
/// Gets the composable part assemblies.
|
|
/// </summary>
|
|
/// <returns>IEnumerable{Assembly}.</returns>
|
|
protected abstract IEnumerable<Assembly> GetComposablePartAssemblies();
|
|
|
|
/// <summary>
|
|
/// Gets the configuration manager.
|
|
/// </summary>
|
|
/// <returns>IConfigurationManager.</returns>
|
|
protected abstract IConfigurationManager GetConfigurationManager();
|
|
|
|
/// <summary>
|
|
/// Finds the parts.
|
|
/// </summary>
|
|
protected virtual void FindParts()
|
|
{
|
|
ConfigurationManager.AddParts(GetExports<IConfigurationFactory>());
|
|
Plugins = GetExports<IPlugin>().Select(LoadPlugin).Where(i => i != null).ToArray();
|
|
}
|
|
|
|
private IPlugin LoadPlugin(IPlugin plugin)
|
|
{
|
|
try
|
|
{
|
|
var assemblyPlugin = plugin as IPluginAssembly;
|
|
|
|
if (assemblyPlugin != null)
|
|
{
|
|
#if NET46
|
|
var assembly = plugin.GetType().Assembly;
|
|
var assemblyName = assembly.GetName();
|
|
|
|
var attribute = (GuidAttribute)assembly.GetCustomAttributes(typeof(GuidAttribute), true)[0];
|
|
var assemblyId = new Guid(attribute.Value);
|
|
|
|
var assemblyFileName = assemblyName.Name + ".dll";
|
|
var assemblyFilePath = Path.Combine(ApplicationPaths.PluginsPath, assemblyFileName);
|
|
|
|
assemblyPlugin.SetAttributes(assemblyFilePath, assemblyFileName, assemblyName.Version, assemblyId);
|
|
#elif NETSTANDARD1_6
|
|
var typeInfo = plugin.GetType().GetTypeInfo();
|
|
var assembly = typeInfo.Assembly;
|
|
var assemblyName = assembly.GetName();
|
|
|
|
var attribute = (GuidAttribute)assembly.GetCustomAttribute(typeof(GuidAttribute));
|
|
var assemblyId = new Guid(attribute.Value);
|
|
|
|
var assemblyFileName = assemblyName.Name + ".dll";
|
|
var assemblyFilePath = Path.Combine(ApplicationPaths.PluginsPath, assemblyFileName);
|
|
|
|
assemblyPlugin.SetAttributes(assemblyFilePath, assemblyFileName, assemblyName.Version, assemblyId);
|
|
#else
|
|
return null;
|
|
#endif
|
|
}
|
|
|
|
var isFirstRun = !File.Exists(plugin.ConfigurationFilePath);
|
|
plugin.SetStartupInfo(isFirstRun, File.GetLastWriteTimeUtc, s => Directory.CreateDirectory(s));
|
|
}
|
|
catch (Exception ex)
|
|
{
|
|
Logger.ErrorException("Error loading plugin {0}", ex, plugin.GetType().FullName);
|
|
return null;
|
|
}
|
|
|
|
return plugin;
|
|
}
|
|
|
|
/// <summary>
|
|
/// Discovers the types.
|
|
/// </summary>
|
|
protected void DiscoverTypes()
|
|
{
|
|
FailedAssemblies.Clear();
|
|
|
|
var assemblies = GetComposablePartAssemblies().ToList();
|
|
|
|
foreach (var assembly in assemblies)
|
|
{
|
|
Logger.Info("Loading {0}", assembly.FullName);
|
|
}
|
|
|
|
AllConcreteTypes = assemblies
|
|
.SelectMany(GetTypes)
|
|
.Where(t =>
|
|
{
|
|
#if NET46
|
|
return t.IsClass && !t.IsAbstract && !t.IsInterface && !t.IsGenericType;
|
|
#endif
|
|
#if NETSTANDARD1_6
|
|
var typeInfo = t.GetTypeInfo();
|
|
return typeInfo.IsClass && !typeInfo.IsAbstract && !typeInfo.IsInterface && !typeInfo.IsGenericType;
|
|
#endif
|
|
return false;
|
|
})
|
|
.ToArray();
|
|
}
|
|
|
|
/// <summary>
|
|
/// Registers resources that classes will depend on
|
|
/// </summary>
|
|
/// <returns>Task.</returns>
|
|
protected virtual Task RegisterResources(IProgress<double> progress)
|
|
{
|
|
RegisterSingleInstance(ConfigurationManager);
|
|
RegisterSingleInstance<IApplicationHost>(this);
|
|
|
|
RegisterSingleInstance<IApplicationPaths>(ApplicationPaths);
|
|
|
|
TaskManager = new TaskManager(ApplicationPaths, JsonSerializer, LogManager.GetLogger("TaskManager"), FileSystemManager, SystemEvents);
|
|
|
|
RegisterSingleInstance(JsonSerializer);
|
|
RegisterSingleInstance(XmlSerializer);
|
|
RegisterSingleInstance(MemoryStreamProvider);
|
|
RegisterSingleInstance(SystemEvents);
|
|
|
|
RegisterSingleInstance(LogManager);
|
|
RegisterSingleInstance(Logger);
|
|
|
|
RegisterSingleInstance(TaskManager);
|
|
|
|
RegisterSingleInstance(FileSystemManager);
|
|
|
|
HttpClient = new HttpClientManager.HttpClientManager(ApplicationPaths, LogManager.GetLogger("HttpClient"), FileSystemManager, MemoryStreamProvider);
|
|
RegisterSingleInstance(HttpClient);
|
|
|
|
NetworkManager = CreateNetworkManager(LogManager.GetLogger("NetworkManager"));
|
|
RegisterSingleInstance(NetworkManager);
|
|
|
|
IsoManager = new IsoManager();
|
|
RegisterSingleInstance(IsoManager);
|
|
|
|
ProcessFactory = new ProcessFactory();
|
|
RegisterSingleInstance(ProcessFactory);
|
|
|
|
TimerFactory = new TimerFactory();
|
|
RegisterSingleInstance(TimerFactory);
|
|
|
|
RegisterSingleInstance(CryptographyProvider);
|
|
|
|
return Task.FromResult(true);
|
|
}
|
|
|
|
/// <summary>
|
|
/// Gets a list of types within an assembly
|
|
/// 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
|
|
/// </summary>
|
|
/// <param name="assembly">The assembly.</param>
|
|
/// <returns>IEnumerable{Type}.</returns>
|
|
/// <exception cref="System.ArgumentNullException">assembly</exception>
|
|
protected IEnumerable<Type> GetTypes(Assembly assembly)
|
|
{
|
|
if (assembly == null)
|
|
{
|
|
throw new ArgumentNullException("assembly");
|
|
}
|
|
|
|
try
|
|
{
|
|
return assembly.GetTypes();
|
|
}
|
|
catch (ReflectionTypeLoadException ex)
|
|
{
|
|
if (ex.LoaderExceptions != null)
|
|
{
|
|
foreach (var loaderException in ex.LoaderExceptions)
|
|
{
|
|
Logger.Error("LoaderException: " + loaderException.Message);
|
|
}
|
|
}
|
|
|
|
// If it fails we can still get a list of the Types it was able to resolve
|
|
return ex.Types.Where(t => t != null);
|
|
}
|
|
}
|
|
|
|
protected abstract INetworkManager CreateNetworkManager(ILogger logger);
|
|
|
|
/// <summary>
|
|
/// Creates an instance of type and resolves all constructor dependancies
|
|
/// </summary>
|
|
/// <param name="type">The type.</param>
|
|
/// <returns>System.Object.</returns>
|
|
public object CreateInstance(Type type)
|
|
{
|
|
try
|
|
{
|
|
return Container.GetInstance(type);
|
|
}
|
|
catch (Exception ex)
|
|
{
|
|
Logger.ErrorException("Error creating {0}", ex, type.FullName);
|
|
|
|
throw;
|
|
}
|
|
}
|
|
|
|
/// <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.ErrorException("Error creating {0}", ex, type.FullName);
|
|
// Don't blow up in release mode
|
|
return null;
|
|
}
|
|
}
|
|
|
|
/// <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);
|
|
}
|
|
}
|
|
}
|
|
|
|
/// <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);
|
|
}
|
|
|
|
/// <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
|
|
{
|
|
#if NET46
|
|
return Assembly.Load(File.ReadAllBytes(file));
|
|
#elif NETSTANDARD1_6
|
|
|
|
return AssemblyLoadContext.Default.LoadFromStream(new MemoryStream(File.ReadAllBytes(file)));
|
|
#endif
|
|
return null;
|
|
}
|
|
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);
|
|
|
|
#if NET46
|
|
return AllConcreteTypes.Where(currentType.IsAssignableFrom);
|
|
#elif NETSTANDARD1_6
|
|
var currentTypeInfo = currentType.GetTypeInfo();
|
|
|
|
return AllConcreteTypes.Where(currentTypeInfo.IsAssignableFrom);
|
|
#endif
|
|
return new List<Type>();
|
|
}
|
|
|
|
/// <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.ToArray();
|
|
}
|
|
|
|
/// <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();
|
|
}
|
|
}
|
|
}
|