networklistener.h

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/*     -*-C++-*- -*-coding: utf-8-unix;-*-
    Classified Ads is Copyright (c) Antti Järvinen 2013.

    This file is part of Classified Ads.

    Classified Ads 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.

    Classified Ads 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 Classified Ads.  If not, see <http://www.gnu.org/licenses/>.
*/



#ifndef NETWORK_LISTENER_H
#define NETWORK_LISTENER_H

#include <QTcpServer>
#include <QList>
#include "connection.h" // for ConnectionObserver
#include <QUdpSocket>

class MController ;
class Model ;
class ProtocolMessageParser ;

class NetworkListener :
  public QTcpServer,
  public Connection::ConnectionObserver {
  Q_OBJECT
public:
  NetworkListener(MController *aController,
                  Model *aModel) ;
  ~NetworkListener() ;
  bool startListen(bool aIpv6) ;

  virtual bool dataReceived(const QByteArray& aData,
                            Connection& aConnection) ;
  virtual void connectionClosed(Connection *aDeletee) ;
  virtual void connectionReady(Connection *aBusinessEntity)  ;
  void stopAccepting() ;
protected:
  void incomingConnection (int aSocketDescriptor ) ;
signals:
  void error(QTcpSocket::SocketError socketError);
  void nodeConnectionAttemptStatus(Connection::ConnectionState aStatus,
                                   const Hash aHashOfAttemptedNode );
private slots:
  void broadCastReceived() ;
  void threadIsDeleted() ;
private: // methods
  void figureOutLocalAddresses() ;
private: // data
  MController *iController ;
  Model *iModel ;
  ProtocolMessageParser *iParser ;
  QUdpSocket iBroadCastListener ; 
  bool iCanAccept ; 
} ;
#endif