104 lines
3.3 KiB
C++
104 lines
3.3 KiB
C++
// SPDX-License-Identifier: GPL-3.0-or-later
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/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
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*
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* Copyright (C) 2013 - 2024, nymea GmbH
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* Copyright (C) 2024 - 2025, chargebyte austria GmbH
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*
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* This file is part of nymea-plugins.
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*
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* nymea-plugins is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* nymea-plugins is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with nymea-plugins. If not, see <https://www.gnu.org/licenses/>.
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*
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* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
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#include "httpsimpleserver.h"
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#include "extern-plugininfo.h"
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#include <QTcpSocket>
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#include <QDebug>
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#include <QDateTime>
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#include <QUrlQuery>
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#include <QRegularExpression>
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#include <QStringList>
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HttpSimpleServer::HttpSimpleServer(quint16 port, QObject *parent):
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QTcpServer(parent)
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{
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listen(QHostAddress::Any, port);
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}
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HttpSimpleServer::~HttpSimpleServer()
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{
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close();
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}
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void HttpSimpleServer::incomingConnection(qintptr socket)
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{
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// When a new client connects, the server constructs a QTcpSocket and all
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// communication with the client is done over this QTcpSocket. QTcpSocket
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// works asynchronously, this means that all the communication is done
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// in the two slots readClient() and discardClient().
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QTcpSocket* tcpSocket = new QTcpSocket(this);
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connect(tcpSocket, &QTcpSocket::readyRead, this, &HttpSimpleServer::readClient);
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connect(tcpSocket, &QTcpSocket::disconnected, this, &HttpSimpleServer::discardClient);
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tcpSocket->setSocketDescriptor(socket);
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}
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void HttpSimpleServer::readClient()
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{
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// This slot is called when the client sent data to the server. The
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// server looks if it was a get request and sends a very simple HTML
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// document back.
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QTcpSocket *tcpSocket = static_cast<QTcpSocket*>(sender());
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if (tcpSocket->canReadLine()) {
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QByteArray data = tcpSocket->readAll();
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QStringList tokens = QString(data).split(QRegularExpression("[ \r\n][ \r\n]*"));
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qCDebug(dcHttpCommander()) << "Http Request, type" << tokens[0] << "path" << tokens[1] << "body" << tokens.last();
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if ((tokens[0] == "GET") ||
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(tokens[0] == "PUT") ||
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(tokens[0] == "POST") ||
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(tokens[0] == "DELETE")) {
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QTextStream os(tcpSocket);
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os.setAutoDetectUnicode(true);
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os << generateHeader();
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tcpSocket->close();
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if (tcpSocket->state() == QTcpSocket::UnconnectedState)
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delete tcpSocket;
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emit requestReceived(tokens[0], tokens[1], tokens.last());
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}
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}
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}
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void HttpSimpleServer::discardClient()
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{
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QTcpSocket *socket = static_cast<QTcpSocket *>(sender());
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socket->deleteLater();
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}
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QString HttpSimpleServer::generateHeader()
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{
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QString contentHeader(
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"HTTP/1.0 200 Ok\r\n"
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"Content-Type: text/html; charset=\"utf-8\"\r\n"
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"\r\n"
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);
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return contentHeader;
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}
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