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/*
* Copyright (C) 2021 UBports Foundation.
*
* 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.
*
* 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/>.
*
* Authors: Alberto Mardegan <mardy@users.sourceforge.net>
*/
#include "LocationWatcher.h"
#include "ProcessControl.h"
#include <QDBusConnection>
#include <QDebug>
#include <QStringList>
#include <QTimer>
namespace {
const QString locationServiceName = QStringLiteral("com.lomiri.location.Service");
const QString locationObjectPath = QStringLiteral("/com/lomiri/location/Service");
const QString propertiesInterface = QStringLiteral("org.freedesktop.DBus.Properties");
const QString methodPropertiesChanged = QStringLiteral("PropertiesChanged");
} // namespace
class LocationWatcherPrivate: public QObject
{
Q_OBJECT
public:
LocationWatcherPrivate(ProcessControl *processControl);
private Q_SLOTS:
void onPropertiesChanged(const QString &interface,
const QVariantMap &changedProps,
const QStringList &invalidatedProps);
private:
friend class LocationWatcher;
ProcessControl *m_processControl;
QDBusConnection m_connection;
QStringList m_clientApplications;
};
LocationWatcherPrivate::LocationWatcherPrivate(ProcessControl *processControl):
QObject(),
m_processControl(processControl),
m_connection(QDBusConnection::systemBus())
{
m_connection.connect(locationServiceName,
locationObjectPath,
propertiesInterface,
methodPropertiesChanged,
this,
SLOT(onPropertiesChanged(QString,QVariantMap,QStringList)));
}
void LocationWatcherPrivate::onPropertiesChanged(const QString &interface,
const QVariantMap &changedProps,
const QStringList &invalidatedProps)
{
Q_UNUSED(interface);
Q_UNUSED(invalidatedProps);
qDebug() << Q_FUNC_INFO << changedProps;
const auto i = changedProps.find(QStringLiteral("ClientApplications"));
if (i != changedProps.end()) {
const QStringList appIds = i.value().toStringList();
qDebug() << "Location clients changed:" << appIds;
/* We need to strip off the version (app IDs are in the form
* "<publisher>_<app-name>_<version>") */
m_clientApplications.clear();
for (const QString &appId: appIds) {
QStringList parts = appId.split('_');
QString versionLessAppId = parts.mid(0, 2).join('_');
m_clientApplications.append(versionLessAppId);
}
m_processControl->setAwakenProcesses(m_clientApplications);
}
}
LocationWatcher::LocationWatcher(ProcessControl *processControl):
QObject(processControl),
d_ptr(new LocationWatcherPrivate(processControl))
{
}
LocationWatcher::~LocationWatcher() = default;
#include "LocationWatcher.moc"
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