2016-09-22 20:40:13 +02:00

109 lines
3.5 KiB
C#

/*
* Greenshot - a free and open source screenshot tool
* Copyright (C) 2007-2016 Thomas Braun, Jens Klingen, Robin Krom
*
* For more information see: http://getgreenshot.org/
* The Greenshot project is hosted on GitHub https://github.com/greenshot/greenshot
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 1 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
using System.IO;
using System.Reflection;
using System.Windows.Forms;
using Greenshot.IniFile;
using log4net;
using log4net.Appender;
using log4net.Config;
using log4net.Repository.Hierarchy;
using System;
using log4net.Util;
namespace GreenshotPlugin.Core {
/// <summary>
/// Initialize the logger
/// </summary>
public class LogHelper {
private static bool _isLog4NetConfigured;
private const string InitMessage = "Greenshot initialization of log system failed";
public static bool IsInitialized => _isLog4NetConfigured;
// Initialize Log4J
public static string InitializeLog4Net() {
// Setup log4j, currently the file is called log4net.xml
foreach (var logName in new[] { "log4net.xml" , @"App\Greenshot\log4net-portable.xml"})
{
string log4NetFilename = Path.Combine(Application.StartupPath, logName);
if (File.Exists(log4NetFilename))
{
try
{
XmlConfigurator.Configure(new FileInfo(log4NetFilename));
_isLog4NetConfigured = true;
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, InitMessage, MessageBoxButtons.OK, MessageBoxIcon.Warning);
}
}
}
// Fallback
if (!_isLog4NetConfigured) {
try {
Assembly assembly = typeof(LogHelper).Assembly;
using (Stream stream = assembly.GetManifestResourceStream("GreenshotPlugin.log4net-embedded.xml")) {
XmlConfigurator.Configure(stream);
_isLog4NetConfigured = true;
IniConfig.ForceIniInStartupPath();
}
} catch (Exception ex){
MessageBox.Show(ex.Message, InitMessage, MessageBoxButtons.OK, MessageBoxIcon.Warning);
}
}
if (_isLog4NetConfigured) {
// Get the logfile name
try {
if (((Hierarchy)LogManager.GetRepository()).Root.Appenders.Count > 0) {
foreach (IAppender appender in ((Hierarchy)LogManager.GetRepository()).Root.Appenders)
{
var fileAppender = appender as FileAppender;
if (fileAppender != null) {
return fileAppender.File;
}
}
}
}
catch
{
// ignored
}
}
return null;
}
}
/// <summary>
/// A simple helper class to support the logging to the AppData location
/// </summary>
public class SpecialFolderPatternConverter : PatternConverter {
protected override void Convert(TextWriter writer, object state) {
Environment.SpecialFolder specialFolder = (Environment.SpecialFolder)Enum.Parse(typeof(Environment.SpecialFolder), Option, true);
writer.Write(Environment.GetFolderPath(specialFolder));
}
}
}