Beesnest: Beesnest/DcLogger.cpp Source File

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00001 /*
00002 Copyright 2007 Erez Bibi (erezbibi@users.sourceforge.net)
00003 This file is part of Beesnest.
00004 
00005 Beesnest is free software; you can redistribute it and/or modify
00006 it under the terms of the GNU General Public License as published by
00007 the Free Software Foundation; either version 2 of the License, or
00008 (at your option) any later version.
00009 
00010 Beesnest is distributed in the hope that it will be useful,
00011 but WITHOUT ANY WARRANTY; without even the implied warranty of
00012 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00013 GNU General Public License for more details.
00014 
00015 You should have received a copy of the GNU General Public License
00016 along with Beesnest; if not, write to the Free Software
00017 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
00018 */
00019 
00020 
00021 /**
00022  * DcLogger.cpp: implementation of the CdcLogger class.
00023  * for documentation see the header file.
00024  */
00025 
00026 #include "DcLogger.h"
00027 
00028 void CdcLogger::OpenLogFile ()
00029 {
00030     tLogOpen = CdcHttpTime::GetCurrentTime ();
00031     CdcString name;
00032     switch (nPeriod)
00033     {
00034         case LOG_PERIOD_DAY:
00035             name = tLogOpen.Format (LOG_NAME_DAY);
00036             break;
00037         case LOG_PERIOD_WEEK:
00038             name = tLogOpen.Format (LOG_NAME_WEEK);
00039             break;
00040         case LOG_PERIOD_MONTH:
00041             name = tLogOpen.Format (LOG_NAME_MONTH);
00042             break;
00043     }
00044     if (name.IsEmpty ()) return;
00045     name = CdcFileUtil::GetWorkPath (name);
00046     oLogFile.open (name.GetBuffer (), ios::app);
00047 }
00048 
00049 void CdcLogger::CloseLogFile ()
00050 {
00051     if (oLogFile.is_open ())
00052     {
00053         oLogFile.flush ();
00054         oLogFile.close ();
00055     }
00056 }
00057 
00058 bool CdcLogger::CheckReplaceLogFile ()
00059 {
00060     CdcHttpTime now;
00061     switch (nPeriod)
00062     {
00063         case LOG_PERIOD_DAY:
00064             return (tLogOpen.GetDays () != now.GetDays ());
00065         case LOG_PERIOD_WEEK:
00066             return (tLogOpen.GetWeeks () != now.GetWeeks ());
00067         case LOG_PERIOD_MONTH:
00068             return (tLogOpen.GetMonths () != now.GetMonths ());
00069     }
00070     return false;
00071 }
00072 
00073 void CdcLogger::PrintString (CdcString str, int level, bool console)
00074 {
00075     if (level <= nPrintLevel)
00076     {
00077         goMutex.Lock ();
00078         if (level != PS_LOG && console)
00079             cout<<str.GetBuffer ()<<endl;   /* Print to console. */
00080         else if (CheckReplaceLogFile ())
00081         {   /* Need to replace the log file. */
00082             CloseLogFile ();
00083             OpenLogFile ();
00084         }
00085         if (oLogFile.is_open ())
00086             oLogFile<<str<<endl;            /* Print to file. */
00087         goMutex.Unlock ();
00088     }
00089 }
00090 
00091 void CdcLogger::Init ()
00092 {
00093     CdcString period = CdcParameters::GetParam
00094         ("Server->Log-File->Log-Period");
00095     if (period == "day") nPeriod =  LOG_PERIOD_DAY;
00096     else if (period == "week") nPeriod = LOG_PERIOD_WEEK;
00097     else if (period == "month") nPeriod = LOG_PERIOD_MONTH;
00098 
00099     nPrintLevel = CdcParameters::ToInt (CdcParameters::GetParam
00100         ("Server->Log-File->Log-Level"));
00101     if (nPrintLevel > 0)
00102         OpenLogFile ();
00103 }
00104