databaseserver.h

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/* ============================================================
 *
 * This file is a part of digiKam project
 * https://www.digikam.org
 *
 * Date        : 2009-11-14
 * Description : Mysql internal database server
 *
 * Copyright (C) 2009-2011 by Holger Foerster <Hamsi2k at freenet dot de>
 * Copyright (C) 2010-2022 by Gilles Caulier <caulier dot gilles at gmail dot com>
 * Copyright (C) 2016      by Swati Lodha <swatilodha27 at gmail dot 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, 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 DIGIKAM_DATABASE_SERVER_H
#define DIGIKAM_DATABASE_SERVER_H
 
// QT includes
 
#include <QProcess>
#include <QThread>
#include <QString>
 
// Local includes
 
#include "databaseservererror.h"
#include "databaseserverstarter.h"
#include "dbengineparameters.h"
#include "digikam_export.h"
 
class QCoreApplication;
 
namespace Digikam
{
 
class DIGIKAM_EXPORT DatabaseServer : public QThread
{
    Q_OBJECT
 
public:
 
    enum DatabaseServerStateEnum
    {
        started,
        running,
        notRunning,
        stopped
    };
    DatabaseServerStateEnum databaseServerStateEnum;
 
public:
 
    explicit DatabaseServer(const DbEngineParameters& params,
                            DatabaseServerStarter* const parent = DatabaseServerStarter::instance());
    ~DatabaseServer() override;
 
    DatabaseServerError startDatabaseProcess();
 
    void stopDatabaseProcess();
 
    bool isRunning()                                                     const;
 
Q_SIGNALS:
 
    void done();
 
protected:
 
    void run() override;
 
private:
 
    DatabaseServerError startMysqlDatabaseProcess();
 
    DatabaseServerError checkDatabaseDirs()                              const;
 
    DatabaseServerError initMysqlConfig()                                const;
 
    bool checkAndRemoveMysqlLogs()                                       const;
 
    DatabaseServerError createMysqlFiles()                               const;
 
    DatabaseServerError startMysqlServer();
 
    DatabaseServerError initMysqlDatabase()                              const;
 
    DatabaseServerError upgradeMysqlDatabase();
 
    QString getcurrentAccountUserName()                                  const;
 
    QString processErrorLog(QProcess* const process, const QString& msg) const;
 
private:
 
    class Private;
    Private* const d;
};
 
} // namespace Digikam
 
#endif // DIGIKAM_DATABASE_SERVER_H