skproto.h

/*  ____  _          _ _          __  __
 * / ___|| | ___   _| (_)_   _____\ \/ /
 * \___ \| |/ / | | | | \ \ / / _ \\  / 
 *  ___) |   <| |_| | | |\ V /  __//  \ Remote Telescopes
 * |____/|_|\_\\__, |_|_| \_/ \___/_/\_\ For the masses
 *             |___/               
 *
 * Copyright (C) 2013 Franco (nextime) Lanza <nextime@nexlab.it>
 * Copyright (C) 2013 Ivan Bellia <skylive@skylive.it>
 *
 * All rights reserved.
 *
 * This file is part of SkyliveX.
 *
 * SkyliveX 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.
 *
 * Foobar 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 Foobar.  If not, see <http://www.gnu.org/licenses/>.
 *
 ********************************************************************
 *
 * File: 
 * 
 * Purpose:
 *
 */

#ifndef SKPROTO_H
#define SKPROTO_H

#include <QObject>
#include <QtPlugin>
#include <QHash>
#include <QTcpSocket>
//#include <QNetworkSession>
//#include <QByteArray>
#include <QQueue>
#include <QTimer>
#include "pluginsinterfaces.h"
#include "ipcmsg.h"

#define SENDER "skproto"

#define SERVERHOST "www.skylive.name"
#define SERVERPORT 8080

#define CLIENTVERSION "X_0.1.0"

#define MAX_PACKETREAD 2048

struct SKProtoMsg
{
  QString cmd;
  QString params;
  QString crc;
  int computed_crc;
};

enum _SM_TCPCLIENT
{
   HOME = 0,
   CONNECTED,
   COMMAND,
   PARAMS,
   CRC

}; //SM_TCPCLIENT = HOME;

#define PROTO_START     0x5b // [
#define PROTO_END       0x5d // ]
#define CMD_END         0x3e // >
#define PARAM_SEPARATOR 0x7c // |
#define PARAM_END       0x3a // :


class SkyliveProtocol;
typedef void (SkyliveProtocol::*SKHandlerFunction)(SKMessage);

class SkyliveProtocol : public QObject, SkylivexPluginInterface
{
   Q_OBJECT
   Q_PLUGIN_METADATA(IID "com.skylivex.SkylivexPlugin/1.0" FILE "skproto.json")
   Q_INTERFACES(SkylivexPluginInterface)

   private:
      QHash<QString, SKHandlerFunction> _handlers;
      QTcpSocket *tcpSocket;
      //QNetworkSession *networkSession;
      bool authenticated;
      _SM_TCPCLIENT SM_TCPCLIENT;
      SKProtoMsg protoMsg;
      QQueue<SKProtoMsg> protoQueue;
      QTimer* pktTimer;
      void clearPkt();
      QString cver;

   public:
      void startPlugin();
      void sendMessage(SKMessage msg);
      void registerHandler(QString type, SKHandlerFunction handler);
      void handle_connect(SKMessage msg);
      void handle_putlogin(SKMessage msg);
      void handle_publicsend(SKMessage msg);
      void handle_changetelescope(SKMessage msg);
      void sendPacket(const char* cmd, const char* params);
      void sendPacket(QString &cmd, QString &params);
      void sendPacket(SKProtoMsg &pkt);
      void sendPacket(QString &cmd, QList<QString> &paramlist);

   private slots:
      //void sessionOpened();
      void readFromNetwork();
      void clientConnected();
      void displayError(QAbstractSocket::SocketError);

   public slots:
      void pluginKicked();
      void receiveMessage(SKMessage msg);
   
   private slots:
     void processPackets();

   signals:
      void putMessage(SKMessage msg);
};
#endif