qt-openzwave/qt-openzwave/websocketiodevice.cpp

203 lines
7.2 KiB
C++

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#include "websocketiodevice.h"
#include <QtCore/QDebug>
void WebSocketIODevice::print() {
qDebug() << m_socket->errorString();
qDebug() << m_socket->state();
}
WebSocketIODevice::WebSocketIODevice(QObject *parent)
: QIODevice(parent)
{
m_socket = new QWebSocket(QString(), QWebSocketProtocol::VersionLatest, this);
connect(m_socket, &QWebSocket::connected, this, &WebSocketIODevice::onSocketConnected);
connect(m_socket, &QWebSocket::disconnected, this, &WebSocketIODevice::onSocketDisconnected);
connect(m_socket, &QWebSocket::binaryMessageReceived, this, &WebSocketIODevice::handleBinaryMessage);
connect(m_socket, &QWebSocket::stateChanged, this, &WebSocketIODevice::print);
connect(m_socket, &QWebSocket::aboutToClose, this, &WebSocketIODevice::onAboutToClose);
connect(this, &WebSocketIODevice::readyRead, this, &WebSocketIODevice::print);
}
WebSocketIODevice::WebSocketIODevice(QWebSocket *socket, QObject *parent)
:QIODevice (parent),
m_socket(socket)
{
m_socket = socket;
m_socket->setParent(this);
connect(m_socket, &QWebSocket::connected, this, &WebSocketIODevice::onSocketConnected);
connect(m_socket, &QWebSocket::disconnected, this, &WebSocketIODevice::onSocketDisconnected);
connect(m_socket, &QWebSocket::binaryMessageReceived, this, &WebSocketIODevice::handleBinaryMessage);
connect(m_socket, &QWebSocket::stateChanged, this, &WebSocketIODevice::print);
connect(m_socket, &QWebSocket::aboutToClose, this, &WebSocketIODevice::onAboutToClose);
}
bool WebSocketIODevice::open(QIODevice::OpenMode mode)
{
// Cannot use an URL because of missing sub protocol support
// Have to use QNetworkRequest, see QTBUG-38742
QNetworkRequest request;
request.setUrl(m_url);
request.setRawHeader("Sec-WebSocket-Protocol", m_protocol.constData());
qDebug() << m_url;
m_socket->open(request);
qDebug() << "Made Request";
return QIODevice::open(mode);
}
void WebSocketIODevice::close()
{
m_socket->close();
QIODevice::close();
}
qint64 WebSocketIODevice::readData(char *data, qint64 maxlen)
{
qint64 bytesToRead = qMin(maxlen, (qint64)m_buffer.size());
memcpy(data, m_buffer.constData(), bytesToRead);
m_buffer = m_buffer.right(m_buffer.size() - bytesToRead);
qDebug() << "readData";
return bytesToRead;
}
qint64 WebSocketIODevice::writeData(const char *data, qint64 len)
{
QByteArray msg(data, len);
const int length = m_socket->sendBinaryMessage(msg);
qDebug() << "writeData " << msg;
return length;
}
void WebSocketIODevice::setUrl(const QUrl &url)
{
m_url = url;
}
void WebSocketIODevice::setProtocol(const QByteArray &data)
{
m_protocol = data;
}
void WebSocketIODevice::handleBinaryMessage(const QByteArray &msg)
{
m_buffer.append(msg);
qDebug() << "binaryMessage" << msg;
emit readyRead();
}
void WebSocketIODevice::onSocketConnected()
{
emit connected();
}
void WebSocketIODevice::onSocketDisconnected()
{
emit disconnected();
}
void WebSocketIODevice::onAboutToClose()
{
emit aboutToClose();
}
WebSocketServer::WebSocketServer(quint16 port, QObject *parent) :
QObject(parent),
m_pWebSocketServer(new QWebSocketServer(QStringLiteral("OpenZWave"),
QWebSocketServer::NonSecureMode, this))
{
if (m_pWebSocketServer->listen(QHostAddress::Any, port)) {
qDebug() << "WebSocketServer "<< m_pWebSocketServer->serverName() << " listening on port" << port;
connect(m_pWebSocketServer, &QWebSocketServer::newConnection,
this, &WebSocketServer::onNewConnection);
connect(m_pWebSocketServer, &QWebSocketServer::closed, this, &WebSocketServer::closed);
connect(m_pWebSocketServer, &QWebSocketServer::closed, this, [this]() {
qDebug() << "WebSocket closed.";
});
connect(m_pWebSocketServer, &QWebSocketServer::serverError, this, [this]() {
qDebug() << "WebSocket Error.";
});
connect(m_pWebSocketServer, &QWebSocketServer::acceptError, this, [this]() {
qDebug() << "WebSocket acceptError.";
});
connect(m_pWebSocketServer, &QWebSocketServer::acceptError, this, [this]() {
qDebug() << "WebSocket acceptError.";
});
}
}
WebSocketServer::~WebSocketServer()
{
m_pWebSocketServer->close();
qDeleteAll(m_clients.begin(), m_clients.end());
}
void WebSocketServer::onNewConnection()
{
QWebSocket *pSocket = m_pWebSocketServer->nextPendingConnection();
m_clients << new WebSocketIODevice(pSocket, this);
qDebug() << "New Connection" << pSocket;
emit newConnection();
}
WebSocketIODevice *WebSocketServer::nextPendingConnection()
{
if (!m_clients.isEmpty())
return m_clients.takeLast();
qDebug() << "nextPendingConnection called with Empty List";
return nullptr;
}