hyperion.ng/include/jsonserver/JsonServer.h

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#pragma once
// system includes
#include <cstdint>
// Qt includes
#include <QTcpServer>
#include <QSet>
// Hyperion includes
#include <hyperion/Hyperion.h>
#include <utils/Logger.h>
class JsonClientConnection;
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///
/// This class creates a TCP server which accepts connections wich can then send
/// in JSON encoded commands. This interface to Hyperion is used by hyperion-remote
/// to control the leds
///
class JsonServer : public QObject
{
Q_OBJECT
public:
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///
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/// JsonServer constructor
/// @param hyperion Hyperion instance
/// @param port port number on which to start listening for connections
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///
JsonServer(uint16_t port = 19444);
~JsonServer();
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///
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/// @return the port number on which this TCP listens for incoming connections
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///
uint16_t getPort() const;
private slots:
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///
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/// Slot which is called when a client tries to create a new connection
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///
void newConnection();
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///
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/// Slot which is called when a client closes a connection
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/// @param connection The Connection object which is being closed
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///
void closedConnection(JsonClientConnection * connection);
/// forward message to all json slaves
void forwardJsonMessage(const QJsonObject &message);
public slots:
/// process current forwarder state
void componentStateChanged(const hyperion::Components component, bool enable);
///
/// forward message to a single json slaves
///
/// @param message The JSON message to send
///
void sendMessage(const QJsonObject & message, QTcpSocket * socket);
private:
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/// The TCP server object
QTcpServer _server;
/// Link to Hyperion to get config state emiter
Hyperion * _hyperion;
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/// List with open connections
QSet<JsonClientConnection *> _openConnections;
/// the logger instance
Logger * _log;
/// Flag if forwarder is enabled
bool _forwarder_enabled = true;
};