Qt 5.8 | Qt WebEngine | WebEngine Qt Quick Custom Dialogs Example | server.cpp Example File

Qt 5.8.0 Reference Documentation

# server.cpp Example File

webengine/customdialogs/server.cpp

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      #include "server.h"
      #include <QDataStream>
      #include <QTcpSocket>

      Server::Server(QObject *parent) : QObject(parent)
      {
          connect(&m_server, &QTcpServer::newConnection, this, &Server::handleNewConnection);
      }

      void Server::run()
      {
          if (!m_server.listen(QHostAddress::LocalHost, 5555))
              qWarning() << "Could not start the server -> http/proxy authentication dialog"
                            " will not work. Error:" << m_server.errorString();
      }

      void Server::handleNewConnection()
      {
          QTcpSocket *socket = m_server.nextPendingConnection();
          connect(socket, &QAbstractSocket::disconnected, socket, &QObject::deleteLater);
          connect(socket, &QAbstractSocket::readyRead, this, &Server::handleReadReady);
      }

      void Server::handleReadReady()
      {
          QTcpSocket *socket = qobject_cast<QTcpSocket*>(sender());
          Q_ASSERT(socket);
          QByteArray msg = socket->readAll();
          if (msg.contains(QByteArrayLiteral("OPEN_AUTH")))
              socket->write("HTTP/1.1 401 Unauthorized\nWWW-Authenticate: "
                            "Basic realm=\"Very Restricted Area\"\r\n\r\n");
          if (msg.contains(QByteArrayLiteral("OPEN_PROXY")))
              socket->write("HTTP/1.1 407 Proxy Auth Required\nProxy-Authenticate: "
                            "Basic realm=\"Proxy requires authentication\"\r\n\r\n");
      }