networkcontroller.cpp Example File

planets-qml/networkcontroller.cpp
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 #include "networkcontroller.h"

 NetworkController::NetworkController(QObject *parent) :
     QObject(parent)
 {
     QObject::connect(&m_server, &QTcpServer::newConnection, this, &NetworkController::newConnection);

     if (!m_server.listen(QHostAddress::Any, 8080)) {
         qDebug() << "Failed to run http server";
     }
 }

 void NetworkController::newConnection()
 {
     QTcpSocket *socket = m_server.nextPendingConnection();

     if (!socket)
         return;

     QObject::connect(socket, &QAbstractSocket::disconnected, this, &NetworkController::disconnected);
     QObject::connect(socket, &QIODevice::readyRead, this, &NetworkController::readyRead);
 }

 void NetworkController::disconnected()
 {
     QTcpSocket *socket = qobject_cast<QTcpSocket *>(sender());
     if (!socket)
         return;

     socket->disconnect();
     socket->deleteLater();
 }

 void NetworkController::readyRead()
 {
     QTcpSocket *socket = qobject_cast<QTcpSocket *>(sender());
     if (!socket || socket->state() == QTcpSocket::ClosingState)
         return;

     QString requestData = socket->readAll();
     QStringList list = requestData.split(' ');
     QString path = list[1];
     list = path.split('/');

     QByteArray reply;
     if (list.count() == 3) {
         socket->write("HTTP/1.1 200 OK\r\n");
         reply = QStringLiteral("Command accepted: %1 %2").arg(list[1], list[2]).toUtf8();
         emit commandAccepted(list[1], list[2]);
     } else {
         socket->write("HTTP/1.1 404 Not Found\r\n");
         reply = "Command rejected";
     }

     socket->write("Content-Type: text/plain\r\n");
     socket->write(QStringLiteral("Content-Length: %1\r\n").arg(reply.size()).toUtf8());
     socket->write("Connection: close\r\n");
     socket->write("\r\n");
     socket->write(reply);
     socket->disconnectFromHost();
 }