simpleformatter.cpp

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/**************************************************************************

   begin                : Thu Sep 11 2007
   copyright            : (C) 2007 by Ewald Arnold
   email                : log4sendpp at ewald-arnold dot de

   This program 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 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 Lesser General Public License
   along with this program; if not, write to the Free Software
   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.

 **/


#define LOG4SENDPP_NEED_EXPORTS
#include <log4sendpp/log4sendpp.h>  // always first header

#include <log4sendpp/tcpip_appender.h>
#include <log4sendpp/simpleformatter.h>
#include <log4sendpp/locationinfo.h>
#include <log4sendpp/arguments.h>
#include <log4sendpp/logger.h>

#include <ctime>

LOG4SENDPP_NS_START


LOG4SENDPP_API_IMPL0 SimpleFormatter::SimpleFormatter(const LOG4SENDPP_STD_NS::string &in_appname,
                                                      const LOG4SENDPP_STD_NS::string &in_hostname)
  : appname(in_appname)
  , hostname(in_hostname)
{
}


LOG4SENDPP_API_IMPL0 SimpleFormatter::SimpleFormatter(const LOG4SENDPP_STD_NS::string &in_appname)
  : appname(in_appname)
{
  hostname = TcpIpAppender::gethostname();
}


LOG4SENDPP_API_IMPL(LOG4SENDPP_STD_NS::vector<LOG4SENDPP_STD_NS::string>)
  SimpleFormatter::format (Logger::Level level,
                           const LOG4SENDPP_STD_NS::string &in_msg,
                           LOG4SENDPP_STD_NS::string category,
                           LOG4SENDPP_INT64 stamp,
                           const LocationInformation */*locationinfo*/,
                           const Logger::DiagnosticInformation */*diaginfo*/)
{
  static const char dectab [] = "0123456789??????????????????????????????????????????";

  LOG4SENDPP_STD_NS::string s;
  LOG4SENDPP_STD_NS::vector<LOG4SENDPP_STD_NS::string> sl;

  s = "hh:mm:ss,SSS";

  LOG4SENDPP_STD_NS::time_t time = stamp / 1000;
  struct LOG4SENDPP_STD_NS::tm *tblock;
  tblock = LOG4SENDPP_STD_NS::localtime(&time);

  s[0] = dectab[tblock->tm_hour / 10];
  s[1] = dectab[tblock->tm_hour % 10];

  s[3] = dectab[tblock->tm_min / 10];
  s[4] = dectab[tblock->tm_min % 10];

  s[6] = dectab[tblock->tm_sec / 10];
  s[7] = dectab[tblock->tm_sec % 10];

  unsigned ms = stamp % 1000;
  s[9] = dectab[ms / 100];
  ms %= 100;
  s[10] = dectab[ms / 100];
  s[11] = dectab[ms % 10];

  switch(level)
  {
    case Logger::Trace:
       s += " TRACE ";
    break;

    case Logger::Debug:
       s += " DEBUG ";
    break;

    case Logger::Info:
       s += " INFO  ";
    break;

    case Logger::Warning:
       s += " WARN  ";
    break;

    case Logger::Error:
       s += " ERROR ";
    break;

    case Logger::Fatal:
       s += " FATAL ";
    break;

    default:
       s += " ????? ";
  };

  LOG4SENDPP_STD_NS::string msg = in_msg;
  LOG4SENDPP_STD_NS::vector<LOG4SENDPP_STD_NS::string> msgs;
  unsigned pos;

  while ((pos = msg.find('\n')) !=  LOG4SENDPP_STD_NS::string::npos)
  {
    msgs.push_back(msg.substr(0, pos));
    msg.erase(0, pos+1);
  }

  if (msg.length() != 0)
    msgs.push_back(msg);

  if (msgs.size() == 1)
    sl.push_back(LOG4SENDPP_STD_NS::string("[ ") + s + "] " + msgs[0]);

  else
  {
    sl.push_back(LOG4SENDPP_STD_NS::string("[ ") + s + ". " + msgs[0]);

    for (unsigned i = 1; i < msgs.size()-1; ++i)
      sl.push_back(LOG4SENDPP_STD_NS::string(". ") + s + ". " + msgs[i]);

    sl.push_back(LOG4SENDPP_STD_NS::string(". ") + s + "] " + msgs[msgs.size()-1]);
  }

  return sl;
}


LOG4SENDPP_NS_END

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