root / trunk / Pithos.Client.WPF / App.xaml.cs @ 5bded227
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#region |
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/* ----------------------------------------------------------------------- |
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* <copyright file="App.xaml.cs" company="GRNet"> |
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* |
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* Copyright 2011-2012 GRNET S.A. All rights reserved. |
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* |
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* Redistribution and use in source and binary forms, with or |
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* without modification, are permitted provided that the following |
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* conditions are met: |
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* |
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* 1. Redistributions of source code must retain the above |
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* copyright notice, this list of conditions and the following |
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* disclaimer. |
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* |
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* 2. Redistributions in binary form must reproduce the above |
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* copyright notice, this list of conditions and the following |
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* disclaimer in the documentation and/or other materials |
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* provided with the distribution. |
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* |
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* |
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* THIS SOFTWARE IS PROVIDED BY GRNET S.A. ``AS IS'' AND ANY EXPRESS |
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* OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED |
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL GRNET S.A OR |
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF |
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* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED |
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* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN |
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* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
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* POSSIBILITY OF SUCH DAMAGE. |
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* |
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* The views and conclusions contained in the software and |
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* documentation are those of the authors and should not be |
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* interpreted as representing official policies, either expressed |
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* or implied, of GRNET S.A. |
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* </copyright> |
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* ----------------------------------------------------------------------- |
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*/ |
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#endregion |
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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 System.Windows; |
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using Caliburn.Micro; |
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using Pithos.Client.WPF.Configuration; |
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using Pithos.Client.WPF.Properties; |
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using Pithos.Interfaces; |
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using log4net.Appender; |
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using log4net.Core; |
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using log4net.Repository.Hierarchy; |
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using System.Runtime.InteropServices; |
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|
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|
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namespace Pithos.Client.WPF |
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{ |
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/// <summary> |
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/// Interaction logic for App.xaml |
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/// </summary> |
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public partial class App : Application |
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{ |
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private static readonly log4net.ILog Log = log4net.LogManager.GetLogger( MethodBase.GetCurrentMethod().DeclaringType ); |
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|
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//DLL Import to add restart manager support |
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[DllImport("kernel32.dll", CharSet = CharSet.Auto)] |
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public static extern Int32 RegisterApplicationRestart(String commandLineArgs, UInt32 flags); |
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|
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public App() |
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{ |
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|
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//var instanceMutex=new Mutex() |
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InitializeLogging(); |
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|
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|
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|
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//Detect OS, if Major Version is 6+ use RestartManager |
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OperatingSystem os = Environment.OSVersion; |
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Version vs = os.Version; |
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|
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//Register Application in the Restartmanager service |
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Log.ErrorFormat("OS: [{0}]", vs.Major); |
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if (vs.Major > 5) |
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{ |
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Int32 result = RegisterApplicationRestart(null, 0); |
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Log.ErrorFormat("RM Result: [{0}]", result); |
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} |
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|
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DispatcherUnhandledException += OnDispatcherUnhandledException; |
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AppDomain.CurrentDomain.UnhandledException += OnUnhandledException; |
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TaskScheduler.UnobservedTaskException += OnUnobservedException; |
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|
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|
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//Fix incorrect proxy settings by switching to default proxy, if the proxy server settings is empty |
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if (Settings.Default.UseManualProxy && String.IsNullOrWhiteSpace(Settings.Default.ProxyServer)) |
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{ |
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Settings.Default.UseManualProxy = false; |
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Settings.Default.UseDefaultProxy = true; |
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} |
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|
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if (Settings.Default.IgnoreCertificateErrors) |
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ServicePointManager.ServerCertificateValidationCallback = (sender, certificate, chain, errors) => true; |
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ServicePointManager.Expect100Continue = false; |
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InitializeComponent(); |
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} |
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|
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|
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/* private static string[] platformLibraries = {"libeay32.dll","ssleay32.dll"}; |
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private static Assembly CustomResolve(object sender,ResolveEventArgs args) |
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{ |
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|
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if (platformLibraries.Contains(args.Name)) |
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{ |
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var platformPath = Path.Combine(Environment.GetEnvironmentVariable("PROCESSOR_ARCHITECTURE") |
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+ args.Name); |
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string fileName = Path.GetFullPath( platformPath); |
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|
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if (File.Exists(fileName)) |
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{ |
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if (Log.IsDebugEnabled) |
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Log.DebugFormat("[PLATFORM] Loading {0}", fileName); |
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return Assembly.LoadFile(fileName); |
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} |
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else |
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{ |
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Log.ErrorFormat("Platform specific file [{0}] not found",fileName); |
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} |
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} |
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return null; |
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}*/ |
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/* |
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private void OnUpdateDetected(object sender, UpdateDetectedEventArgs e) |
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{ |
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Log.InfoFormat("Update Detected {0}",e.LatestVersion.Version); |
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} |
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*/ |
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|
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private static void InitializeLogging() |
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{ |
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log4net.Config.XmlConfigurator.Configure(); |
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|
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try |
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{ |
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var pithosDataPath = PithosSettings.PithosDataPath; |
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if (!Directory.Exists(pithosDataPath)) |
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Directory.CreateDirectory(pithosDataPath); |
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|
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var loggerRepository = (Hierarchy)log4net.LogManager.GetRepository(); |
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|
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var appenders = loggerRepository.GetAppenders(); |
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|
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|
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var lossyAppender = appenders.OfType<BufferingForwardingAppender>() |
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.FirstOrDefault(appender => appender.Name == "LossyFileAppender"); |
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if (lossyAppender!=null) |
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{ |
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var dumpAppender = lossyAppender.Appenders.OfType<RollingFileAppender>().First(); |
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dumpAppender.File = Path.Combine(pithosDataPath, "errorlog.xml"); |
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dumpAppender.ActivateOptions(); |
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} |
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|
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var debugAppender =appenders.OfType<RollingFileAppender>() |
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.FirstOrDefault(a => a.Name == "DebugFileAppender"); |
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if (debugAppender != null) |
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{ |
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debugAppender.File = Path.Combine(pithosDataPath, "debuglog.xml"); |
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if (!Settings.Default.DebugLoggingEnabled) |
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debugAppender.Threshold = Level.Off; |
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debugAppender.ActivateOptions(); |
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} |
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} |
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catch (Exception exc) |
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{ |
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Log.Error("Dumpl appender initialization failed",exc); |
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} |
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} |
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|
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private Mutex _singleInstanceMutex; |
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|
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protected override void OnStartup(StartupEventArgs e) |
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{ |
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if (!Settings.Default.StartOnSystemStartup && e.Args.Contains("startup")) |
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{ |
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Shutdown(); |
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return; |
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} |
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|
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bool firstInstance; |
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_singleInstanceMutex = new Mutex(false, "PITHOSMUTEX", out firstInstance); |
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if (!firstInstance) |
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{ |
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_singleInstanceMutex.Dispose(); |
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_singleInstanceMutex = null; |
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Log.Warn("An instance of Pithos+ is already running. Terminating."); |
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Shutdown(); |
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return; |
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} |
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|
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//Delay during startup |
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if (e.Args.Contains("startup")) |
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{ |
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if (Settings.Default.StartupDelay>TimeSpan.Zero) |
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Thread.Sleep(Settings.Default.StartupDelay); |
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} |
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|
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var splashScreen = new SplashScreen("images/pithos_logo-title-margin-splash-600-whitebg.png"); |
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splashScreen.Show(true); |
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|
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base.OnStartup(e); |
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} |
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|
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protected override void OnExit(ExitEventArgs e) |
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{ |
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try |
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{ |
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if (_singleInstanceMutex!=null) |
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_singleInstanceMutex.Dispose(); |
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_singleInstanceMutex = null; |
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} |
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catch { } |
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base.OnExit(e); |
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} |
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|
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private void OnUnobservedException(object sender, UnobservedTaskExceptionEventArgs e) |
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{ |
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Log.Error("Unobserved Task Exception", e.Exception); |
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|
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var messages = new List<UserMessage>(); |
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e.Exception.Handle(exc=>{ |
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messages.Add(new UserMessage |
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{ |
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Message = "Unexpected Exception", |
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Details = exc.ToString(), |
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Severity = Severity.Error |
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}); |
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return true; |
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}); |
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|
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|
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//Do not display any messages if this is a 304 code |
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var ignoreExceptions = from exc in e.Exception.InnerExceptions.OfType<WebException>() |
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where IsAllowedException(exc) |
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select exc; |
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|
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if (ignoreExceptions.Any()) |
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{ |
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e.SetObserved(); |
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return; |
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} |
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|
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|
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/* var message = String.Format(@"{0}" + Environment.NewLine + "{1}" + Environment.NewLine + "{2}", |
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WPF.Properties.Resources.Unexpected_Error, |
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WPF.Properties.Resources.We_Apologize, |
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WPF.Properties.Resources.Please_Submit_Error); |
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ShowMessages("Oops!",message, messages);*/ |
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e.SetObserved(); |
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} |
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|
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private bool IsAllowedException(Exception exc) |
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{ |
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var we = exc as WebException; |
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if (we==null) |
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{ |
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return false; |
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} |
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var response = we.Response as HttpWebResponse; |
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return (response != null && response.StatusCode == HttpStatusCode.NotModified); |
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} |
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|
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private void OnUnhandledException(object sender, UnhandledExceptionEventArgs e) |
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{ |
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|
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//Do not display any messages if this is a 304 code |
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if (IsAllowedException(e.ExceptionObject as Exception)) |
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{ |
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return; |
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} |
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|
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if (e.ExceptionObject is ReflectionTypeLoadException) |
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{ |
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var les=(ReflectionTypeLoadException) e.ExceptionObject; |
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Log.Error("Unhandled exception", les); |
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foreach (var le in les.LoaderExceptions) |
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{ |
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Log.Error("Dll load error", le); |
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} |
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} |
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else |
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Log.Error("Unhandled exception", (Exception)e.ExceptionObject); |
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|
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if (!e.IsTerminating) |
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//Do not display a message unless the application is terminating |
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return; |
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|
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var description = e.IsTerminating |
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? WPF.Properties.Resources.Unexpected_Error_Terminating |
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: WPF.Properties.Resources.Unexpected_Error; |
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var message = String.Format(@"{0}<LineBreak/>{1}<LineBreak/><LineBreak/>{2}", |
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description, |
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WPF.Properties.Resources.We_Apologize, |
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WPF.Properties.Resources.Please_Submit_Error); |
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|
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var exc = ((Exception) e.ExceptionObject); |
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var messages = new[]{ |
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new UserMessage |
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{ |
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Message = exc.Message, |
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Details = exc.ToString(), |
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Severity = Severity.Error |
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} |
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}; |
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|
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|
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ShowMessages("Oops!", message,messages); |
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} |
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|
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|
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|
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void OnDispatcherUnhandledException(object sender, System.Windows.Threading.DispatcherUnhandledExceptionEventArgs e) |
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{ |
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//Do not display any messages if this is a 304 code |
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if (IsAllowedException(e.Exception)) |
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{ |
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return; |
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} |
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|
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if (e.Exception is ReflectionTypeLoadException) |
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{ |
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var les = (ReflectionTypeLoadException)e.Exception; |
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Log.Error("Unhandled exception", les); |
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foreach (var le in les.LoaderExceptions) |
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{ |
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Log.Error("Dll load error", le); |
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} |
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} |
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else |
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Log.Error("Unhandled Dispatcher exception", e.Exception); |
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|
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/* var messages = new[]{ |
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new UserMessage |
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{ |
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Message = e.Exception.Message, |
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Details = e.Exception.ToString(), |
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Severity = Severity.Error |
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} |
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}; |
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ShowMessages(WPF.Properties.Resources.Error_Title, |
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WPF.Properties.Resources.Unexpected_Error, |
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messages);*/ |
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e.Handled=true; |
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} |
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|
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void ShowMessages(string title,string message,IEnumerable<UserMessage> messages ) |
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{ |
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var messageList = messages.ToList(); |
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LogMessages(messageList); |
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Execute.OnUIThread(()=>{ |
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var messageView = new MessageView(messageList) |
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{ |
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Title = title, |
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Message = message |
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}; |
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messageView.ShowDialog(); |
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}); |
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} |
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|
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private void LogMessages(IEnumerable<UserMessage> messages) |
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{ |
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var logMessage = CreateMessage(messages); |
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|
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Log.Error(logMessage); |
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} |
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|
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private static string CreateMessage(IEnumerable<UserMessage> messages) |
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{ |
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var messageBuilder = messages.Aggregate(new StringBuilder("Unexpected Error\r\n"), |
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(builder, message) => |
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{ |
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builder.AppendFormat("\r\n[{0}] {1}\r\n{2}\r\n", message.Severity, |
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message.Message, message.Details); |
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return builder; |
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}); |
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var logMessage = messageBuilder.ToString(); |
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return logMessage; |
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} |
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} |
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|
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} |
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|
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enum RestartFlags |
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{ |
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NONE = 0, |
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RESTART_CYCLICAL = 1, |
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RESTART_NOTIFY_SOLUTION = 2, |
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RESTART_NOTIFY_FAULT = 4, |
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RESTART_NO_CRASH = 8, |
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RESTART_NO_HANG = 16, |
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RESTART_NO_PATCH = 32, |
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RESTART_NO_REBOOT = 64 |
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} |