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simplecasttcpservice.cpp 3.29 KiB
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/*
 * Copyright (C) 2019  Kevin Whitaker <eyecreate@eyecreate.org>
 *
 * 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 3 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.  If not, see <http://www.gnu.org/licenses/>.
 */

#include "simplecasttcpservice.h"
#include <QThread>
#include <QTcpSocket>
#include <QDataStream>

class SimpleCastTcpThread : public QThread
{
    Q_OBJECT
public:
    SimpleCastTcpThread(int socketDescriptor, MiniMediaPlayer *player, QObject *parent) : QThread(parent), socketDescriptor(socketDescriptor), player(player)
    {
    }
    
    void run() override
    {
        QTcpSocket openSocket;
        if (!openSocket.setSocketDescriptor(socketDescriptor)) 
        {
            emit error(openSocket.error());
            return;
        }
        
        QByteArray data;
        openSocket.waitForConnected();
        openSocket.waitForReadyRead();
        data = openSocket.readAll();
        
        //All Messages start with name header
        if(QString::fromUtf8(data).startsWith("SIMPLECAST|"))
        {
            //Split message into parts
            QStringList message = QString::fromUtf8(data).split("|");
            if(message.size() == 2 && message[1] == "skipToNextTrack")
            {
                openSocket.write(player->nextTrack()?"0":"1");
            }
            else if(message.size() == 3 && message[1] == "changePlayState")
            {
                openSocket.write(player->playPauseTrack(message[2]=="0"?true:false)?"0":"1");
            }
            else if(message.size() == 3 && message[1] == "addURLToPlaylist")
            {
                openSocket.write(player->addURLToPlaylist(QUrl(message[2]))?"0":"1");
            }
            else
            {
                openSocket.write("0");
            }
        }
        
        
        if(!openSocket.waitForDisconnected()) openSocket.close();
        
        
    }
    int socketDescriptor;
    MiniMediaPlayer *player;
signals:
    void error(QTcpSocket::SocketError socketError);
};

SimpleCastTcpService::SimpleCastTcpService(MiniMediaPlayer *player,QObject *parent) : QTcpServer(parent),player(player)
{
}

bool SimpleCastTcpService::listen(const QHostAddress& address, quint16 port)
{
    bool listening = QTcpServer::listen(address,port);
    
    //Setup DNSSD
    dnsService = new KDNSSD::PublicService(QString(),"_simplecast._tcp",this->serverPort(),"local");
    dnsService->setParent(this);
    dnsService->publishAsync();
    return listening;
}

void SimpleCastTcpService::close()
{
    QTcpServer::close();
    dnsService->stop();
}

void SimpleCastTcpService::incomingConnection(qintptr handle)
{
    SimpleCastTcpThread *thread = new SimpleCastTcpThread(handle,player,this);
    connect(thread, SIGNAL(finished()), thread, SLOT(deleteLater()));
    thread->start();
}

#include "simplecasttcpservice.moc"