File: softwareupdate.h

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#ifndef KLOG_SOFTWAREUPDATE_H
#define KLOG_SOFTWAREUPDATE_H
/***************************************************************************
                          softwareupdate.h  -  description
                             -------------------
    begin                : feb 2017
    copyright            : (C) 2017 by Jaime Robles
    email                : jaime@robles.es
 ***************************************************************************/

/*****************************************************************************
 * This file is part of KLog.                                                *
 *                                                                           *
 *    KLog 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 3 of the License, or      *
 *    (at your option) any later version.                                    *
 *                                                                           *
 *    KLog 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 KLog.  If not, see <https://www.gnu.org/licenses/>.         *
 *                                                                           *
 *****************************************************************************/
#include <QCoreApplication>
#include <QMessageBox>
#include <QUrl>
#include <QNetworkReply>
#include <QNetworkRequest>
#include <QNetworkAccessManager>
#include <QOperatingSystemVersion>
#include <QRegularExpression>
#include "utilities.h"
#include "softwareupdatedialog.h"


class QSslError;

class SoftwareUpdate: public QObject {
    Q_OBJECT

public:
    SoftwareUpdate(const QString &_klogVersion);
    ~SoftwareUpdate();

    void addCall(const QString &_call);
    void needToUpdate(bool _showWithoutVersion=false);
    void setVersion(const QString &_klogVersion);

private slots:
    void slotReadyRead();
    //void slotError(int _p);
    //void slotSslErrors(QList _p);
    //void replyFinished(QNetworkReply *data);

    void slotDownloadFinished(QNetworkReply *reply);

signals:
    void updateNeededSignal(const bool _q); // Will be TRUE if updated if needed and FALSE if we already have the latest version

private:
    void connectToURL(const QString &_url);
    bool checkUpdates(QIODevice *data);
    void updateNeeded(const QString &_newVer);
    //void setTheURL(QString _url);
    void setHeader();
    void findOS(const int _os);
    QString findMatch(QRegularExpression rx, const QString & fileExtension, const QStringList &data);

    Utilities *util;

    QString klogVersion, latestVersion, callsign;
    QString urld;
    QString OSString;
    int OSVersion;
    QUrl *url;

    //QNetworkAccessManager *manager;
    QNetworkRequest request;

    SoftwareUpdateDialog *updateDialog;

    //int result;
    //bool toUpdate;
    bool repositoryFound;   // True when the versions have been checked to prevent multiple qmessagebox due to redirections
    bool messageShown;
};

#endif // SOFTWAREUPDATE_H