hyperion.ng/libsrc/protoserver/ProtoServer.cpp

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// system includes
#include <stdexcept>
// project includes
#include <hyperion/MessageForwarder.h>
#include <protoserver/ProtoServer.h>
#include "protoserver/ProtoConnection.h"
#include "ProtoClientConnection.h"
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ProtoServer::ProtoServer(uint16_t port)
: QObject()
, _hyperion(Hyperion::getInstance())
, _server()
, _openConnections()
, _log(Logger::getInstance("PROTOSERVER"))
, _forwarder_enabled(true)
{
MessageForwarder * forwarder = _hyperion->getForwarder();
QStringList slaves = forwarder->getProtoSlaves();
for (int i = 0; i < slaves.size(); ++i) {
if ( QString("127.0.0.1:%1").arg(port) == slaves.at(i) ) {
throw std::runtime_error("PROTOSERVER ERROR: Loop between proto server and forwarder detected. Fix your config!");
}
ProtoConnection* p = new ProtoConnection(slaves.at(i).toLocal8Bit().constData());
p->setSkipReply(true);
_proxy_connections << p;
}
if (!_server.listen(QHostAddress::Any, port))
{
throw std::runtime_error("PROTOSERVER ERROR: Could not bind to port");
}
// Set trigger for incoming connections
connect(&_server, SIGNAL(newConnection()), this, SLOT(newConnection()));
connect( _hyperion, SIGNAL(componentStateChanged(hyperion::Components,bool)), this, SLOT(componentStateChanged(hyperion::Components,bool)));
}
ProtoServer::~ProtoServer()
{
foreach (ProtoClientConnection * connection, _openConnections) {
delete connection;
}
while (!_proxy_connections.isEmpty())
delete _proxy_connections.takeFirst();
}
uint16_t ProtoServer::getPort() const
{
return _server.serverPort();
}
void ProtoServer::newConnection()
{
QTcpSocket * socket = _server.nextPendingConnection();
if (socket != nullptr)
{
Debug(_log, "New connection");
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ProtoClientConnection * connection = new ProtoClientConnection(socket);
_openConnections.insert(connection);
// register slot for cleaning up after the connection closed
connect(connection, SIGNAL(connectionClosed(ProtoClientConnection*)), this, SLOT(closedConnection(ProtoClientConnection*)));
connect(connection, SIGNAL(newMessage(const proto::HyperionRequest*)), this, SLOT(newMessage(const proto::HyperionRequest*)));
// register forward signal for kodi checker
connect(this, SIGNAL(grabbingMode(GrabbingMode)), connection, SLOT(setGrabbingMode(GrabbingMode)));
connect(this, SIGNAL(videoMode(VideoMode)), connection, SLOT(setVideoMode(VideoMode)));
}
}
void ProtoServer::newMessage(const proto::HyperionRequest * message)
{
for (int i = 0; i < _proxy_connections.size(); ++i)
_proxy_connections.at(i)->sendMessage(*message);
}
void ProtoServer::sendImageToProtoSlaves(int priority, const Image<ColorRgb> & image, int duration_ms)
{
if ( _forwarder_enabled )
{
for (int i = 0; i < _proxy_connections.size(); ++i)
_proxy_connections.at(i)->setImage(image, priority, duration_ms);
}
}
void ProtoServer::componentStateChanged(const hyperion::Components component, bool enable)
{
if (component == hyperion::COMP_FORWARDER)
{
if (_forwarder_enabled != enable)
{
_forwarder_enabled = enable;
Info(_log, "forwarder change state to %s", (_forwarder_enabled ? "enabled" : "disabled") );
}
_hyperion->getComponentRegister().componentStateChanged(component, _forwarder_enabled);
}
}
void ProtoServer::closedConnection(ProtoClientConnection *connection)
{
Debug(_log, "Connection closed");
_openConnections.remove(connection);
// schedule to delete the connection object
connection->deleteLater();
}