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/*
***************************************************************************
*
* Author: Teunis van Beelen
*
* Copyright (C) 2013 - 2021 Teunis van Beelen
*
* Email: teuniz@protonmail.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, version 3 of the License.
*
* 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 General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
***************************************************************************
*/
#include "check_for_updates.h"
Check_for_updates::Check_for_updates()
{
QNetworkRequest request;
QNetworkReply *reply;
manager = new QNetworkAccessManager(this);
request.setUrl(QUrl("http://www.teuniz.net/edfbrowser/latest_version.txt"));
request.setRawHeader("User-Agent", PROGRAM_NAME " " PROGRAM_VERSION " OS_UNKNOWN " THIS_APP_BITS_W);
#ifdef Q_OS_LINUX
request.setRawHeader("User-Agent", PROGRAM_NAME " " PROGRAM_VERSION " Q_OS_LINUX " THIS_APP_BITS_W);
#elif defined (Q_OS_MAC)
request.setRawHeader("User-Agent", PROGRAM_NAME " " PROGRAM_VERSION " Q_OS_MAC " THIS_APP_BITS_W);
#elif defined (Q_OS_WIN32)
request.setRawHeader("User-Agent", PROGRAM_NAME " " PROGRAM_VERSION " Q_OS_WIN32 " THIS_APP_BITS_W);
#else
request.setRawHeader("User-Agent", PROGRAM_NAME " " PROGRAM_VERSION " Q_OS_OTHER " THIS_APP_BITS_W);
#endif
request.setAttribute(QNetworkRequest::CacheLoadControlAttribute, QNetworkRequest::AlwaysNetwork);
reply = manager->get(request);
connect(reply, SIGNAL(finished()), this, SLOT(replyFinished()));
}
void Check_for_updates::replyFinished()
{
long long int n;
char buf[128];
int this_version,
latest_version;
QNetworkReply *reply = qobject_cast<QNetworkReply *>(sender());
if(reply->error() != QNetworkReply::NoError)
{
reply->deleteLater();
return;
}
if(reply->bytesAvailable() < 31)
{
reply->deleteLater();
return;
}
n = reply->read(buf, 100);
if(n < 31)
{
reply->deleteLater();
return;
}
reply->deleteLater();
buf[30] = 0;
if(strncmp(buf, "EDFbrowser latest version: ", 27))
{
return;
}
if(is_integer_number(buf + 27))
{
return;
}
latest_version = atoi(buf + 27);
if((latest_version < 1) || (latest_version > 1000000))
{
return;
}
snprintf(buf, 128, PROGRAM_VERSION);
buf[1] = buf[0];
this_version = atoi(buf + 1);
if(this_version >= latest_version)
{
return;
}
QMessageBox messagewindow(QMessageBox::Information,
"New version available",
"A newer version of EDFbrowser is available.\n"
"Do you want to download the new version now?",
QMessageBox::Yes | QMessageBox::No);
if(messagewindow.exec() != QMessageBox::Yes)
{
return;
}
QDesktopServices::openUrl(QUrl("https://www.teuniz.net/edfbrowser/"));
}
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