kde-playground/akonadi/server/akonadictl/akonadistarter.cpp
2015-09-23 09:37:02 +00:00

85 lines
2.8 KiB
C++

/*
Copyright (c) 2008 Volker Krause <vkrause@kde.org>
This library is free software; you can redistribute it and/or modify it
under the terms of the GNU Library General Public License as published by
the Free Software Foundation; either version 2 of the License, or (at your
option) any later version.
This library 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 Library General Public
License for more details.
You should have received a copy of the GNU Library General Public License
along with this library; see the file COPYING.LIB. If not, write to the
Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
02110-1301, USA.
*/
#include "akonadistarter.h"
#include <akapplication.h>
#include <akdbus.h>
#include <akdebug.h>
#include <QtCore/QCoreApplication>
#include <QtCore/QDebug>
#include <QtCore/QProcess>
#include <QtCore/QTimer>
#include <QtDBus/QDBusConnection>
#include <QtDBus/QDBusServiceWatcher>
AkonadiStarter::AkonadiStarter( QObject *parent )
: QObject( parent )
, mRegistered( false )
{
QDBusServiceWatcher *watcher = new QDBusServiceWatcher( AkDBus::serviceName( AkDBus::ControlLock ),
QDBusConnection::sessionBus(),
QDBusServiceWatcher::WatchForOwnerChange, this );
connect( watcher, SIGNAL(serviceOwnerChanged(QString,QString,QString)),
this, SLOT(serviceOwnerChanged(QString,QString,QString)) );
}
bool AkonadiStarter::start()
{
akDebug() << "Starting Akonadi Server...";
QStringList serverArgs;
if ( AkApplication::hasInstanceIdentifier() ) {
serverArgs << QLatin1String( "--instance" ) << AkApplication::instanceIdentifier();
}
const bool ok = QProcess::startDetached( QLatin1String( "akonadi_control" ), serverArgs );
if ( !ok ) {
akError() << "Error: unable to execute binary akonadi_control";
return false;
}
// safety timeout
QTimer::singleShot( 5000, QCoreApplication::instance(), SLOT(quit()) );
// wait for the server to register with D-Bus
QCoreApplication::instance()->exec();
if ( !mRegistered ) {
akError() << "Error: akonadi_control was started but didn't register at D-Bus session bus.";
akError() << "Make sure your system is set up correctly!";
return false;
}
akDebug() << " done.";
return true;
}
void AkonadiStarter::serviceOwnerChanged( const QString &name, const QString &oldOwner, const QString &newOwner )
{
Q_UNUSED( name );
Q_UNUSED( oldOwner );
if ( newOwner.isEmpty() ) {
return;
}
mRegistered = true;
QCoreApplication::instance()->quit();
}