wutil_log.cpp

// wutil_log.cpp
//
// CLog class implementation
//
//
// Copyright (c) 2002-2004 Rob Wiskow
// rob-dev@boxedchaos.com
//
// This library is free software; you can redistribute it and/or
// modify it under the terms of the GNU Lesser General Public
// License as published by the Free Software Foundation; either
// version 2.1 of the License, or (at your option) any later version.
//
// This library 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
// Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
//


#include "wgui_include_config.h"
#include "wutil_log.h"
#include <fstream>


namespace wUtil
{

CLog::t_LogList CLog::GetLogEntries(unsigned int iSeverity) const
{
     t_LogList OutLog;
     for (t_LogList::const_iterator iter = m_LogList.begin(); iter != m_LogList.end(); ++iter)
     {
          if (iSeverity == 0 || iter->m_iSeverity == iSeverity)
          {
               OutLog.push_back(*iter);
          }
     }
     return OutLog;
}


CLog::t_LogList CLog::GetLogEntries(unsigned int iHighSeverity, unsigned int iLowSeverity) const
{
     t_LogList OutLog;
     for (t_LogList::const_iterator iter = m_LogList.begin(); iter != m_LogList.end(); ++iter)
     {
          if (iter->m_iSeverity >= iHighSeverity || iter->m_iSeverity <= iLowSeverity)
          {
               OutLog.push_back(*iter);
          }
     }
     return OutLog;
}


void CLog::WriteToFile(const std::wstring& sFilename, bool bAppend, const std::wstring& sLogHeader) const
{
     std::wofstream File;
     if (bAppend)
     {
          File.open(stdex::ToMbString(sFilename).c_str(), std::ios::app);
     }
     else
     {
          File.open(stdex::ToMbString(sFilename).c_str(), std::ios::out | std::ios::trunc);
     }
     if (File.is_open())
     {
          File << sLogHeader << std::endl;
          for (t_LogList::const_iterator iter = m_LogList.begin(); iter != m_LogList.end(); ++iter)
          {
               wchar_t sTime[100]; // hopefully the timestamp is no more than 100 characters, but it would be good to change this to a system define
               mbstowcs(sTime, asctime(localtime(&iter->m_TimeStamp)), 100);
               std::wstring sTimeStamp(sTime);
               File << sTimeStamp.substr(0, sTimeStamp.size() - 1) << L" [ " << iter->m_iSeverity << L" ] : " << iter->m_sMessage << std::endl;
          }
          File.close();
     }
}

}

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