mirror of https://github.com/nymea/nymea.git
131 lines
5.5 KiB
C++
131 lines
5.5 KiB
C++
/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
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* *
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* Copyright (C) 2016 Simon Stürz <simon.stuerz@guh.io> *
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* *
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* This file is part of guh. *
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* *
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* This library is free software; you can redistribute it and/or *
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* modify it under the terms of the GNU Lesser General Public *
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* License as published by the Free Software Foundation; either *
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* version 2.1 of the License, or (at your option) any later version. *
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* *
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* This library is distributed in the hope that it will be useful, *
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* but WITHOUT ANY WARRANTY; without even the implied warranty of *
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU *
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* Lesser General Public License for more details. *
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* *
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* You should have received a copy of the GNU Lesser General Public *
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* License along with this library; If not, see *
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* <http://www.gnu.org/licenses/>. *
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* *
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* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
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/*!
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\class QtAvahiServiceBrowserImplementation
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\brief Allows to browse avahi services in the local network.
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\ingroup hardware
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\inmodule libnymea
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*/
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/*! \fn void QtAvahiServiceBrowserImplementation::serviceEntryAdded(const AvahiServiceEntry &entry);
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This signal will be emitted when a new \a entry was added to the current entry list.
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*/
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/*! \fn void QtAvahiServiceBrowserImplementation::serviceEntryRemoved(const AvahiServiceEntry &entry);
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This signal will be emitted when a new \a entry was removed from the current entry list.
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*/
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#include "qtavahiservicebrowserimplementation.h"
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#include "qtavahiservicebrowserimplementation_p.h"
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#include "loggingcategories.h"
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#include <avahi-common/error.h>
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namespace nymeaserver {
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/*! Constructs a new \l{QtAvahiServiceBrowserImplementation} with the given \a parent. */
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QtAvahiServiceBrowserImplementation::QtAvahiServiceBrowserImplementation(QObject *parent) :
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QtAvahiServiceBrowser(parent),
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d_ptr(new QtAvahiServiceBrowserImplementationPrivate(new QtAvahiClient))
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{
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// TODO: check available here
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m_available = true;
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connect(d_ptr->client, &QtAvahiClient::clientStateChanged, this, &QtAvahiServiceBrowserImplementation::onClientStateChanged);
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qCDebug(dcAvahi()) << "-->" << name() << "created successfully.";
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}
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/*! Destructs this \l{QtAvahiServiceBrowserImplementation}. */
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QtAvahiServiceBrowserImplementation::~QtAvahiServiceBrowserImplementation()
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{
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// Delete each service browser
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foreach (const QString &serviceType, d_ptr->serviceBrowserTable.keys()) {
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AvahiServiceBrowser *browser = d_ptr->serviceBrowserTable.take(serviceType);
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if (browser) {
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avahi_service_browser_free(browser);
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}
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}
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// Delete the service type browser
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if (d_ptr->serviceTypeBrowser)
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avahi_service_type_browser_free(d_ptr->serviceTypeBrowser);
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delete d_ptr;
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}
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/*! Returns the current \l{AvahiServiceEntry} list of this \l{QtAvahiServiceBrowserImplementation}. */
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QList<AvahiServiceEntry> QtAvahiServiceBrowserImplementation::serviceEntries() const
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{
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return m_serviceEntries;
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}
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bool QtAvahiServiceBrowserImplementation::available() const
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{
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return m_available;
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}
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bool QtAvahiServiceBrowserImplementation::enabled() const
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{
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return m_enabled;
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}
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void QtAvahiServiceBrowserImplementation::onClientStateChanged(const QtAvahiClient::QtAvahiClientState &state)
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{
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if (state == QtAvahiClient::QtAvahiClientStateRunning) {
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qCDebug(dcAvahi()) << "Service browser client connected.";
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// Return if we already have a service type browser
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if (d_ptr->serviceTypeBrowser)
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return;
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d_ptr->serviceTypeBrowser = avahi_service_type_browser_new(d_ptr->client->m_client, AVAHI_IF_UNSPEC, AVAHI_PROTO_UNSPEC, 0, (AvahiLookupFlags) 0, QtAvahiServiceBrowserImplementationPrivate::callbackServiceTypeBrowser, this);
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} else if (state == QtAvahiClient::QtAvahiClientStateFailure) {
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qCWarning(dcAvahi()) << name() << "client failure:" << d_ptr->client->errorString();
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}
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}
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void QtAvahiServiceBrowserImplementation::setEnabled(bool enabled)
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{
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if (m_enabled == enabled) {
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qCDebug(dcAvahi()) << "Avahi Service Browser already" << (enabled ? "enabled" : "disabled") << "... Not changing state.";
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return;
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}
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if (enabled) {
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d_ptr->client->start();
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qCDebug(dcAvahi()) << "Avahi Service Browser enabled";
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} else {
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d_ptr->client->stop();
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qCDebug(dcAvahi()) << "Avahi Service Browser disabled";
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}
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}
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void QtAvahiServiceBrowserImplementation::createServiceBrowser(const char *serviceType)
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{
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// create a new service browser for the given serviceType
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AvahiServiceBrowser *browser = avahi_service_browser_new(d_ptr->client->m_client, AVAHI_IF_UNSPEC, AVAHI_PROTO_UNSPEC, serviceType, NULL, (AvahiLookupFlags) 0, QtAvahiServiceBrowserImplementationPrivate::callbackServiceBrowser, this);
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d_ptr->serviceBrowserTable.insert(serviceType, browser);
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}
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}
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