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/****************************************************************************
** Copyright (C) 2001-2010 Klaralvdalens Datakonsult AB. All rights reserved.
**
** This file is part of the KD Tools library.
**
** Licensees holding valid commercial KD Tools licenses may use this file in
** accordance with the KD Tools Commercial License Agreement provided with
** the Software.
**
**
** This file may be distributed and/or modified under the terms of the
** GNU Lesser General Public License version 2 and version 3 as published by the
** Free Software Foundation and appearing in the file LICENSE.LGPL included.
**
** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
**
** Contact info@kdab.com if any conditions of this licensing are not
** clear to you.
**
**********************************************************************/
#include "kdrunoncechecker.h"
#include "kdlockfile.h"
#include "kdsysinfo.h"
#include <QtCore/QList>
#include <QtCore/QCoreApplication>
#include <QtCore/QDir>
#include <QtCore/QFileInfo>
#include <algorithm>
using namespace KDUpdater;
class KDRunOnceChecker::Private
{
public:
Private(const QString &filename);
KDLockFile m_lockfile;
bool m_hasLock;
};
KDRunOnceChecker::Private::Private(const QString &filename)
: m_lockfile(filename)
, m_hasLock(false)
{}
KDRunOnceChecker::KDRunOnceChecker(const QString &filename)
:d(new Private(filename))
{}
KDRunOnceChecker::~KDRunOnceChecker()
{
delete d;
}
class ProcessnameEquals
{
public:
ProcessnameEquals(const QString &name): m_name(name) {}
bool operator()(const ProcessInfo &info)
{
#ifndef Q_OS_WIN
if (info.name == m_name)
return true;
const QFileInfo fi(info.name);
if (fi.fileName() == m_name || fi.baseName() == m_name)
return true;
return false;
#else
if (info.name.toLower() == m_name.toLower())
return true;
if (info.name.toLower() == QDir::toNativeSeparators(m_name.toLower()))
return true;
const QFileInfo fi(info.name);
if (fi.fileName().toLower() == m_name.toLower() || fi.baseName().toLower() == m_name.toLower())
return true;
return info.name == m_name;
#endif
}
private:
QString m_name;
};
bool KDRunOnceChecker::isRunning(Dependencies depends)
{
bool running = false;
switch (depends) {
case Lockfile: {
const bool locked = d->m_hasLock || d->m_lockfile.lock();
if (locked)
d->m_hasLock = true;
running = running || ! locked;
}
break;
case ProcessList: {
const QList<ProcessInfo> allProcesses = runningProcesses();
const QString appName = qApp->applicationFilePath();
//QList< ProcessInfo >::const_iterator it = std::find_if(allProcesses.constBegin(), allProcesses.constEnd(), ProcessnameEquals(appName));
const int count = std::count_if(allProcesses.constBegin(), allProcesses.constEnd(), ProcessnameEquals(appName));
running = running || /*it != allProcesses.constEnd()*/count > 1;
}
break;
case Both: {
const QList<ProcessInfo> allProcesses = runningProcesses();
const QString appName = qApp->applicationFilePath();
//QList<ProcessInfo>::const_iterator it = std::find_if(allProcesses.constBegin(), allProcesses.constEnd(), ProcessnameEquals(appName));
const int count = std::count_if(allProcesses.constBegin(), allProcesses.constEnd(), ProcessnameEquals(appName));
const bool locked = d->m_hasLock || d->m_lockfile.lock();
if (locked)
d->m_hasLock = true;
running = running || ( /*it != allProcesses.constEnd()*/count > 1 && !locked);
}
break;
}
return running;
}
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