src/app/filelogger.h

   1 /*
   2  * Bittorrent Client using Qt and libtorrent.
   3  * Copyright (C) 2016  sledgehammer999 <hammered999@gmail.com>
   4  *
   5  * This program is free software; you can redistribute it and/or
   6  * modify it under the terms of the GNU General Public License
   7  * as published by the Free Software Foundation; either version 2
   8  * of the License, or (at your option) any later version.
   9  *
  10  * This program is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  * GNU General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU General Public License
  16  * along with this program; if not, write to the Free Software
  17  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
  18  *
  19  * In addition, as a special exception, the copyright holders give permission to
  20  * link this program with the OpenSSL project's "OpenSSL" library (or with
  21  * modified versions of it that use the same license as the "OpenSSL" library),
  22  * and distribute the linked executables. You must obey the GNU General Public
  23  * License in all respects for all of the code used other than "OpenSSL".  If you
  24  * modify file(s), you may extend this exception to your version of the file(s),
  25  * but you are not obligated to do so. If you do not wish to do so, delete this
  26  * exception statement from your version.
  27  */
  28
  29 #pragma once
  30
  31 #include <QFile>
  32 #include <QObject>
  33 #include <QTimer>
  34
  35 #include "base/path.h"
  36
  37 namespace Log
  38 {
  39     struct Msg;
  40 }
  41
  42 class FileLogger : public QObject
  43 {
  44     Q_OBJECT
  45     Q_DISABLE_COPY_MOVE(FileLogger)
  46
  47 public:
  48     enum FileLogAgeType
  49     {
  50         DAYS,
  51         MONTHS,
  52         YEARS
  53     };
  54
  55     FileLogger(const Path &path, bool backup, int maxSize, bool deleteOld, int age, FileLogAgeType ageType);
  56     ~FileLogger();
  57
  58     void changePath(const Path &newPath);
  59     void deleteOld(int age, FileLogAgeType ageType);
  60     void setBackup(bool value);
  61     void setMaxSize(int value);
  62
  63 private slots:
  64     void addLogMessage(const Log::Msg &msg);
  65     void flushLog();
  66
  67 private:
  68     void openLogFile();
  69     void closeLogFile();
  70
  71     Path m_path;
  72     bool m_backup;
  73     int m_maxSize;
  74     QFile m_logFile;
  75     QTimer m_flusher;
  76 };