nymea-remoteproxy/monitor/monitorclient.cpp

139 lines
4.3 KiB
C++

/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
*
* Copyright 2013 - 2020, nymea GmbH
* Contact: contact@nymea.io
*
* This file is part of nymea.
* This project including source code and documentation is protected by copyright law, and
* remains the property of nymea GmbH. All rights, including reproduction, publication,
* editing and translation, are reserved. The use of this project is subject to the terms of a
* license agreement to be concluded with nymea GmbH in accordance with the terms
* of use of nymea GmbH, available under https://nymea.io/license
*
* GNU General Public License Usage
* Alternatively, this project may be redistributed and/or modified under
* the terms of the GNU General Public License as published by the Free Software Foundation,
* GNU version 3. this project 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 project.
* If not, see <https://www.gnu.org/licenses/>.
*
* For any further details and any questions please contact us under contact@nymea.io
* or see our FAQ/Licensing Information on https://nymea.io/license/faq
*
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
#include "monitorclient.h"
#include "utils.h"
#include <QJsonDocument>
MonitorClient::MonitorClient(const QString &serverName, bool jsonMode, QObject *parent) :
QObject(parent),
m_serverName(serverName),
m_jsonMode(jsonMode)
{
m_socket = new QLocalSocket(this);
connect(m_socket, &QLocalSocket::connected, this, &MonitorClient::onConnected);
connect(m_socket, &QLocalSocket::disconnected, this, &MonitorClient::onDisconnected);
connect(m_socket, &QLocalSocket::readyRead, this, &MonitorClient::onReadyRead);
connect(m_socket, SIGNAL(error(QLocalSocket::LocalSocketError)), this, SLOT(onErrorOccurred(QLocalSocket::LocalSocketError)));
}
bool MonitorClient::printAll() const
{
return m_printAll;
}
void MonitorClient::setPrintAll(bool printAll)
{
m_printAll = printAll;
}
void MonitorClient::processBufferData()
{
QJsonParseError error;
QJsonDocument jsonDoc = QJsonDocument::fromJson(m_dataBuffer, &error);
if(error.error != QJsonParseError::NoError) {
qWarning() << "Failed to parse JSON data:" << error.errorString();
return;
}
if (m_jsonMode) {
qStdOut() << qUtf8Printable(jsonDoc.toJson(QJsonDocument::Indented)) << "\n";
QTextStream out(stdout);
out.flush();
exit(EXIT_FAILURE);
}
QVariantMap dataMap = jsonDoc.toVariant().toMap();
emit dataReady(dataMap);
}
void MonitorClient::onConnected()
{
qDebug() << "Monitor connected to" << m_serverName;
emit connected();
}
void MonitorClient::onDisconnected()
{
qDebug() << "Monitor disconnected from" << m_serverName;
emit disconnected();
}
void MonitorClient::onReadyRead()
{
// Note: the server sends the data compact with '\n' at the end
QByteArray data = m_socket->readAll();
int index = data.indexOf("}\n");
if (index < 0) {
// Append the entire data and continue
m_dataBuffer.append(data);
return;
} else {
m_dataBuffer.append(data.left(index + 1));
processBufferData();
m_dataBuffer.clear();
m_dataBuffer.append(data.right(data.length() - index - 2));
}
}
void MonitorClient::onErrorOccurred(QLocalSocket::LocalSocketError socketError)
{
Q_UNUSED(socketError)
qWarning() << "Local socket error occurred" << m_socket->errorString();
}
void MonitorClient::connectMonitor()
{
m_socket->connectToServer(m_serverName, QLocalSocket::ReadWrite);
}
void MonitorClient::disconnectMonitor()
{
m_socket->close();
}
void MonitorClient::refresh()
{
if (m_socket->state() != QLocalSocket::ConnectedState)
return;
QVariantMap request;
request.insert("method", "refresh");
QVariantMap params;
if (m_printAll) {
params.insert("printAll", m_printAll);
}
if (!params.isEmpty())
request.insert("params", params);
m_socket->write(QJsonDocument::fromVariant(request).toJson(QJsonDocument::Compact) + "\n");
}