Files
deskflow/src/apps/deskflow-gui/VersionChecker.cpp
2025-02-26 11:52:03 +00:00

123 lines
4.1 KiB
C++

/*
* Deskflow -- mouse and keyboard sharing utility
* SPDX-FileCopyrightText: (C) 2012 Symless Ltd.
* SPDX-License-Identifier: GPL-2.0-only WITH LicenseRef-OpenSSL-Exception
*/
#include "VersionChecker.h"
#include "common/constants.h"
#include "gui/env_vars.h"
#include <QLocale>
#include <QNetworkAccessManager>
#include <QNetworkReply>
#include <QNetworkRequest>
#include <QProcess>
#include <QRegularExpression>
#include <memory>
using namespace deskflow::gui;
VersionChecker::VersionChecker(std::shared_ptr<QNetworkAccessManagerProxy> network)
: m_network(network ? network : std::make_shared<QNetworkAccessManagerProxy>())
{
m_network->init();
connect(m_network.get(), &QNetworkAccessManagerProxy::finished, this, &VersionChecker::replyFinished);
}
void VersionChecker::checkLatest() const
{
const QString url = env_vars::versionUrl();
qDebug("checking for updates at: %s", qPrintable(url));
auto request = QNetworkRequest(url);
auto userAgent = QString("%1 %2 on %3").arg(kAppName, kVersion, QSysInfo::prettyProductName());
request.setHeader(QNetworkRequest::UserAgentHeader, userAgent);
request.setRawHeader("X-Deskflow-Version", kVersion);
request.setRawHeader("X-Deskflow-Language", QLocale::system().name().toStdString().c_str());
m_network->get(request);
}
void VersionChecker::replyFinished(QNetworkReply *reply)
{
const auto httpStatus = reply->attribute(QNetworkRequest::HttpStatusCodeAttribute).toInt();
if (reply->error() != QNetworkReply::NoError) {
qWarning("version check server error: %s", qPrintable(reply->errorString()));
qWarning("error checking for updates, http status: %d", httpStatus);
return;
}
qDebug("version check server success, http status: %d", httpStatus);
const auto newestVersion = QString(reply->readAll());
qDebug("version check response: %s", qPrintable(newestVersion));
if (!newestVersion.isEmpty() && compareVersions(kVersion, newestVersion) > 0) {
qDebug("update found");
Q_EMIT updateFound(newestVersion);
} else {
qDebug("no updates found");
}
}
int VersionChecker::getStageVersion(QString stage)
{
const char *stableName = "stable";
const char *rcName = "rc";
const char *betaName = "beta";
// use max int for stable so it's always the highest value.
const int stableValue = INT_MAX;
const int rcValue = 2;
const int betaValue = 1;
const int otherValue = 0;
if (stage.isEmpty() || stage == stableName) {
return stableValue;
} else if (stage.startsWith(rcName, Qt::CaseInsensitive)) {
static QRegularExpression re("\\d*", QRegularExpression::CaseInsensitiveOption);
auto match = re.match(stage);
if (match.hasMatch()) {
// return the rc value plus the rc number (e.g. 2 + 1)
// this should be ok since stable is max int.
return rcValue + match.captured(1).toInt();
}
} else if (stage == betaName) {
return betaValue;
}
return otherValue;
}
int VersionChecker::compareVersions(const QString &left, const QString &right)
{
if (left.compare(right) == 0)
return 0; // versions are same.
QStringList leftParts = left.split("-");
QStringList rightParts = right.split("-");
QStringList leftNumberParts = left.split(".");
QStringList rightNumberParts = right.split(".");
auto leftStagePart = leftParts.size() > 1 ? leftParts.at(1) : "";
auto rightStagePart = rightParts.size() > 1 ? rightParts.at(1) : "";
const int leftMajor = leftNumberParts.at(0).toInt();
const int leftMinor = leftNumberParts.at(1).toInt();
const int leftPatch = leftNumberParts.at(2).toInt();
const int leftStage = getStageVersion(leftStagePart);
const int rightMajor = rightNumberParts.at(0).toInt();
const int rightMinor = rightNumberParts.at(1).toInt();
const int rightPatch = rightNumberParts.at(2).toInt();
const int rightStage = getStageVersion(rightStagePart);
const bool rightWins =
(rightMajor > leftMajor) || ((rightMajor >= leftMajor) && (rightMinor > leftMinor)) ||
((rightMajor >= leftMajor) && (rightMinor >= leftMinor) && (rightPatch > leftPatch)) ||
((rightMajor >= leftMajor) && (rightMinor >= leftMinor) && (rightPatch >= leftPatch) && (rightStage > leftStage));
return rightWins ? 1 : -1;
}