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/****************************************************************************
**
** Copyright (C) 2013 Klaralvdalens Datakonsult AB (KDAB)
** Copyright (C) 2017 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the Qt Installer Framework.
**
** $QT_BEGIN_LICENSE:GPL-EXCEPT$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3 as published by the Free Software
** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-3.0.html.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#include "runoncechecker.h"
#include "lockfile.h"
#include "sysinfo.h"
#include "globals.h"
#include <QCoreApplication>
#include <QDebug>
#include <QDir>
#include <QFileInfo>
#include <QList>
#include <algorithm>
using namespace KDUpdater;
RunOnceChecker::RunOnceChecker(const QString &filename)
: m_lockfile(filename)
{
}
RunOnceChecker::~RunOnceChecker()
{
if (!m_lockfile.unlock())
qCWarning(QInstaller::lcInstallerInstallLog).noquote() << m_lockfile.errorString();
}
class ProcessnameEquals
{
public:
ProcessnameEquals(const QString &name)
#ifdef Q_OS_WIN
: m_name(name.toLower())
#else
: m_name(name)
#endif
{}
bool operator()(const ProcessInfo &info)
{
#ifdef Q_OS_WIN
const QString infoName = info.name.toLower();
if (infoName == QDir::toNativeSeparators(m_name))
return true;
#else
const QString infoName = info.name;
#endif
if (infoName == m_name)
return true;
const QFileInfo fi(infoName);
if (fi.fileName() == m_name || fi.baseName() == m_name)
return true;
return false;
}
private:
QString m_name;
};
bool RunOnceChecker::isRunning(RunOnceChecker::ConditionFlags flags)
{
if (flags.testFlag(ConditionFlag::ProcessList)) {
const QList<ProcessInfo> allProcesses = runningProcesses();
const int count = std::count_if(allProcesses.constBegin(), allProcesses.constEnd(),
ProcessnameEquals(QCoreApplication::applicationFilePath()));
return (count > 1);
}
if (flags.testFlag(ConditionFlag::Lockfile)) {
const bool locked = m_lockfile.lock();
if (!locked)
qCWarning(QInstaller::lcInstallerInstallLog).noquote() << m_lockfile.errorString();
return !locked;
}
return false;
}
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