Files
cantata/devices/avahi/avahi.cpp
Craig Drummond 0a73215867 Update (c) year
2017-04-02 18:45:30 +01:00

96 lines
3.1 KiB
C++

/*
* Cantata
*
* Copyright (c) 2011-2017 Craig Drummond <craig.p.drummond@gmail.com>
*
* ----
*
* 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; either version 2 of the License, or
* (at your option) any later version.
*
* 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; see the file COPYING. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#include "avahi.h"
#include "avahiservice.h"
#include "serverinterface.h"
#include "servicebrowserinterface.h"
#include <QtDBus>
#include <QUrl>
#include <QDebug>
#ifdef ENABLE_KDE_SUPPORT
#include <KDE/KGlobal>
K_GLOBAL_STATIC(Avahi, instance)
#endif
static bool isLocalDomain(const QString &d)
{
return QLatin1String("local")==d.section('.', -1, -1).toLower();
}
QString Avahi::domainToDNS(const QString &domain)
{
return isLocalDomain(domain) ? domain : QUrl::toAce(domain);
}
static const QLatin1String constServiceType("_smb._tcp");
Avahi * Avahi::self()
{
#ifdef ENABLE_KDE_SUPPORT
return instance;
#else
static Avahi *instance=0;
if(!instance) {
instance=new Avahi;
}
return instance;
#endif
}
Avahi::Avahi()
{
org::freedesktop::Avahi::Server server("org.freedesktop.Avahi", "/", QDBusConnection::systemBus());
QDBusReply<QDBusObjectPath> reply=server.ServiceBrowserNew(-1, -1, constServiceType, domainToDNS(QString()), 0);
if (reply.isValid()) {
service=new OrgFreedesktopAvahiServiceBrowserInterface("org.freedesktop.Avahi", reply.value().path(), QDBusConnection::systemBus());
connect(service, SIGNAL(ItemNew(int,int,QString,QString,QString,uint)), SLOT(addService(int,int,QString,QString,QString,uint)));
connect(service, SIGNAL(ItemRemove(int,int,QString,QString,QString,uint)), SLOT(removeService(int,int,QString,QString,QString,uint)));
}
}
AvahiService * Avahi::getService(const QString &name)
{
return services.contains(name) ? services[name] : 0;
}
void Avahi::addService(int, int, const QString &name, const QString &type, const QString &domain, uint)
{
if (isLocalDomain(domain) && !services.contains(name)) {
AvahiService *srv=new AvahiService(name, type, domain);
services.insert(name, srv);
connect(srv, SIGNAL(serviceResolved(QString)), this, SIGNAL(serviceAdded(QString)));
}
}
void Avahi::removeService(int, int, const QString &name, const QString &, const QString &domain, uint)
{
if (isLocalDomain(domain) && services.contains(name)) {
services[name]->deleteLater();
disconnect(services[name], SIGNAL(serviceResolved(QString)), this, SIGNAL(serviceAdded(QString)));
services.remove(name);
emit serviceRemoved(name);
}
}