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/*
* Copyright (C) 2008-2012 TrinityCore <http://www.trinitycore.org/>
*
* 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 2 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/>.
*/
#include "AppenderFile.h"
#include "Common.h"
AppenderFile::AppenderFile(uint8 id, std::string const& name, LogLevel level, const char* _filename, const char* _logDir, const char* _mode, bool _backup)
: Appender(id, name, APPENDER_FILE, level)
, filename(_filename)
, logDir(_logDir)
, mode(_mode)
, backup(_backup)
{
dynamicName = std::string::npos != filename.find("%u");
if (!dynamicName)
logfile = OpenFile(_filename, _mode, _backup);
}
AppenderFile::~AppenderFile()
{
if (logfile)
{
fclose(logfile);
logfile = NULL;
}
}
void AppenderFile::_write(LogMessage& message)
{
if (dynamicName)
{
char namebuf[TRINITY_PATH_MAX];
snprintf(namebuf, TRINITY_PATH_MAX, filename.c_str(), message.param1);
logfile = OpenFile(namebuf, mode, backup);
}
if (logfile)
{
fprintf(logfile, "%s %-5s [%-15s] %s", message.getTimeStr().c_str(), Appender::getLogLevelString(message.level), Appender::getLogFilterTypeString(message.type), message.text.c_str());
fflush(logfile);
if (dynamicName)
fclose(logfile);
}
}
FILE* AppenderFile::OpenFile(std::string const &filename, std::string const &mode, bool backup)
{
if (mode == "w" && backup)
{
std::string newName(filename);
newName.push_back('.');
newName.append(LogMessage::getTimeStr(time(NULL)));
rename(filename.c_str(), newName.c_str()); // no error handling... if we couldn't make a backup, just ignore
}
return fopen((logDir + filename).c_str(), mode.c_str());
}
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