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/*
* Copyright (C) by Klaas Freitag <freitag@owncloud.com>
*
* 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.
*/
#ifndef LOGGER_H
#define LOGGER_H
#include <QDateTime>
#include <QFile>
#include <QList>
#include <QMutex>
#include <QObject>
#include <QSet>
#include <QTextStream>
#include "owncloudlib.h"
namespace OCC {
/**
* @brief The Logger class
* @ingroup libsync
*/
class OWNCLOUDSYNC_EXPORT Logger : public QObject
{
Q_OBJECT
public:
static QString loggerPattern();
bool isLoggingToFile() const;
void attacheToConsole();
void doLog(QtMsgType type, const QMessageLogContext &ctx, const QString &message);
static Logger *instance();
void setLogFile(const QString &name);
void setLogDir(const QString &dir);
void setLogFlush(bool flush);
/**
* Set the maximum number of logs files to keep.
* Setting values below 5 will have no effect.
*/
void setMaxLogFiles(int i);
bool logDebug() const { return _logDebug; }
void setLogDebug(bool debug);
/** Returns where the automatic logdir would be */
QString temporaryFolderLogDirPath() const;
/** Sets up default dir log setup.
*
* logdir: a temporary folder
* logdebug: true
*
* Used in conjunction with ConfigFile::automaticLogDir,
* see LogBrowser::setupLoggingFromConfig.
*/
void setupTemporaryFolderLogDir();
/** For switching off via logwindow */
void disableTemporaryFolderLogDir();
void addLogRule(const QSet<QString> &rules) {
setLogRules(_logRules + rules);
}
void removeLogRule(const QSet<QString> &rules) {
setLogRules(_logRules - rules);
}
void setLogRules(const QSet<QString> &rules);
private:
Logger(QObject *parent = nullptr);
~Logger() override;
void rotateLog();
void open(const QString &name);
void close();
void dumpCrashLog();
QFile _logFile;
bool _doFileFlush = false;
bool _logDebug = false;
QScopedPointer<QTextStream> _logstream;
mutable QMutex _mutex;
QString _logDirectory;
bool _temporaryFolderLogDir = false;
QSet<QString> _logRules;
QVector<QString> _crashLog;
int _crashLogIndex = 0;
bool _consoleIsAttached = false;
int _maxLogFiles;
};
} // namespace OCC
#endif // LOGGER_H
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