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/*
This file is part of cpp-ethereum.
cpp-ethereum is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
cpp-ethereum 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 cpp-ethereum. If not, see <http://www.gnu.org/licenses/>.
*/
/** @file HttpServer.h
* @author Arkadiy Paronyan arkadiy@ethdev.com
* @date 2015
* Ethereum IDE client.
*/
#pragma once
#include <QObject>
#include <QTcpServer>
#include <QUrl>
#include <QQmlParserStatus>
namespace dev
{
namespace mix
{
/// Simple http server for serving jsonrpc requests
class HttpRequest: public QObject
{
Q_OBJECT
/// Request url
Q_PROPERTY(QUrl url MEMBER m_url CONSTANT)
/// Request body contents
Q_PROPERTY(QString content MEMBER m_content CONSTANT)
private:
HttpRequest(QObject* _parent, QUrl const& _url, QString const& _content):
QObject(_parent), m_url(_url), m_content(_content)
{
}
public:
/// Set response for a request
/// @param _response Response body. If no response is set, server returns status 200 with empty body
Q_INVOKABLE void setResponse(QString const& _response) { m_response = _response; }
/// Set response content type
/// @param _contentType Response content type string. text/plain by default
Q_INVOKABLE void setResponseContentType(QString const& _contentType) { m_responseContentType = _contentType ; }
private:
QUrl m_url;
QString m_content;
QString m_response;
QString m_responseContentType;
friend class HttpServer;
};
class HttpServer: public QTcpServer, public QQmlParserStatus
{
Q_OBJECT
Q_DISABLE_COPY(HttpServer)
Q_INTERFACES(QQmlParserStatus)
/// Server url
Q_PROPERTY(QUrl url READ url NOTIFY urlChanged)
/// Server port
Q_PROPERTY(int port READ port WRITE setPort NOTIFY portChanged)
/// Listen for connections
Q_PROPERTY(bool listen READ listen WRITE setListen NOTIFY listenChanged)
/// Accept new connections
Q_PROPERTY(bool accept READ accept WRITE setAccept NOTIFY acceptChanged)
/// Error string if any
Q_PROPERTY(QString errorString READ errorString NOTIFY errorStringChanged)
public:
explicit HttpServer();
virtual ~HttpServer();
QUrl url() const;
int port() const { return m_port; }
void setPort(int _port);
bool listen() const { return m_listen; }
void setListen(bool _listen);
bool accept() const { return m_accept; }
void setAccept(bool _accept);
QString errorString() const;
protected:
virtual void classBegin() override;
virtual void componentComplete() override;
virtual void incomingConnection(qintptr _socket) override;
signals:
void clientConnected(HttpRequest* _request);
void errorStringChanged(QString const& _errorString);
void urlChanged(QUrl const& _url);
void portChanged(int _port);
void listenChanged(bool _listen);
void acceptChanged(bool _accept);
private:
void init();
void updateListening();
void newConnection();
void serverError();
private slots:
void readClient();
void discardClient();
private:
int m_port;
bool m_listen;
bool m_accept;
bool m_componentCompleted;
};
}
}