hyperion.ng/libsrc/jsonserver/JsonServer.cpp

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// system includes
#include <stdexcept>
// project includes
#include <jsonserver/JsonServer.h>
#include "JsonClientConnection.h"
JsonServer::JsonServer(Hyperion *hyperion, uint16_t port) :
QObject(),
_hyperion(hyperion),
_server(),
_openConnections()
{
if (!_server.listen(QHostAddress::Any, port))
{
throw std::runtime_error("Json server could not bind to port");
}
// Set trigger for incoming connections
connect(&_server, SIGNAL(newConnection()), this, SLOT(newConnection()));
// make sure the resources are loaded (they may be left out after static linking
Q_INIT_RESOURCE(resource);
}
JsonServer::~JsonServer()
{
foreach (JsonClientConnection * connection, _openConnections) {
delete connection;
}
}
uint16_t JsonServer::getPort() const
{
return _server.serverPort();
}
void JsonServer::newConnection()
{
std::cout << "New incoming json connection" << std::endl;
QTcpSocket * socket = _server.nextPendingConnection();
if (socket != nullptr)
{
JsonClientConnection * connection = new JsonClientConnection(socket);
_openConnections.insert(connection);
// register slot for cleaning up after the connection closed
connect(connection, SIGNAL(connectionClosed(JsonClientConnection*)), this, SLOT(closedConnection(JsonClientConnection*)));
}
}
void JsonServer::closedConnection(JsonClientConnection *connection)
{
std::cout << "Json connection closed" << std::endl;
_openConnections.remove(connection);
// schedule to delete the connection object
connection->deleteLater();
}