/*
* This file is part of rasdaman community.
*
* Rasdaman community 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.
*
* Rasdaman community 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 rasdaman community.  If not, see <http://www.gnu.org/licenses/>.
*
* Copyright 2003, 2004, 2005, 2006, 2007, 2008, 2009 Peter Baumann /
rasdaman GmbH.
*
* For more information please see <http://www.rasdaman.org>
* or contact Peter Baumann via <baumann@rasdaman.com>.
/
/**
 * SOURCE: rasmgr_rascontrol.hh
 *
 * MODULE: rasmgr
 * CLASS:  RasControl
 *
 * PURPOSE:
 *   Decodes, verifies and xecutes the commands
 *    
 * COMMENTS:
 *   		None
 *
*/
#ifndef RASMGR_RASCONTROL_HH
#define RASMGR_RASCONTROL_HH

#include "rasmgr.hh"
#include "rasmgr_comm.hh"
#include "rasmgr_users.hh"
#include "rasmgr_host.hh"


/**
  * \ingroup Rasmgrs
  */
class RasControl
  {
    public:
      int processRequest(char* reqMessage, char *answMessage);
      void setConfigDirty( bool isDirty );
      void setAuthDirty( bool isDirty );

    private:
      void helloCommand();
      void exitCommand();
      void helpCommand();
         void helpHelp();
	 void exitHelp();
      void listCommand(); 
         void listRasServers();
         void listRasHosts();  
	 void listDBHosts();
	 void listDatabases();
	 void listUsers();
	 void listModus();
         void listVersion();
	 void listConnections();
      	 void listRights();
         void listHelp();
      void defineCommand();
         void defineRasServers();   
         void defineRasHosts();
         void defineDBHosts();
         void defineDatabases();
	 void defineUsers();
	 void defineHelp();
      void removeCommand();
         void removeRasServers();   
         void removeRasHosts();
         void removeDBHosts();
         void removeDatabases();
	 void removeUsers();	 
         void removeHelp();
      void checkCommand();
         void checkRasHosts();
         void checkHelp();
      void upCommand();
         void upRasServers();
	   int upAllServersOnHost(const char*hostName);   
         void upHelp();
      void downCommand();
         void downRasServers();
	   int downAllServersOnHost(const char *hostName);
         void downRasHosts();
	   int downRasHost(const char *hostName);
         void downHelp();
      void changeCommand();
         void changeHost();
         void changeUser();
	 void changeRasServer();
	   void changeRasServer(const char *serverName, const char *dbhName, const char *countString, const char *extraString, const char *autoRestart, const char* execName);
	 void changeDBHost();
	 void changeDB();
	 void changeHelp();
      void saveCommand();
         void saveHelp();
     // void stopCommand();
      void resetCommand();	
      
      void grantCommand();
      void revokeCommand();

      // flag whether conf or auth file must be written before exit	
      bool configDirty;
      bool authDirty;

      void errorInCommand(const char*);
      int  prepareAnswer(char *answMessage);
      char answBuffer[MAXMSGOUTBUFF+20];  
      bool isCommand(const char *key);
      char commandBuffer[MAXMSG+20]; //for bug search blva
      
      void splitRequest(const char* reqMessage);
      bool         isFlag(const char*,int pos=-1);
      const char * getValueOf(const char*,bool acceptMinus=false); //'-' alone, only void right string
      const char * getValueIfFlag(const char*,bool acceptMinus=false);
      void checkUnexpectedTokens();
      void checkPermission(int reqRights);
      void checkNotNull(const char *ptr, const char *what);
      unsigned long convertToULong(const char *stringValue,const char *what);
      
      RasServer&    getServer(const char*); //later, just use rasmanager[serverName]
      Database&     getDatabase(const char *name);
      DatabaseHost& getDatabaseHost(const char *name);
      ServerHost&   getServerHost(const char *name);
      User&         getUser(const char *name);
      
      struct Token
        { char *argv;
	  bool  used;
	  void set(char*);
	  const char *take();
	 };
      int  argc;
      Token token[30];

   };
extern RasControl rascontrol;   

/* obsolete, but in the future...
      void grantCommand();
      void revokeCommand();
      
      void connectCommand();	 
         void connectRasServerToDBH();	 
         void connectDatabaseToDBH();	 
         void connectHelp();	 
      void disconnectCommand();	 
         void disconnectRasServerFromDBH();	 
         void disconnectDatabaseFromDBH();	 
         void disconnectHelp();	 
	   void listRasServersOnDBH(const char*);
	   void listRasServersDatabase(const char*);

*/
#endif