savenet_util.cpp

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#include <string>
#include "savenet_util.h"
#include "gfx/cockpit_generic.h"
#include "cmd/unit_generic.h"
#include "networking/client.h"
#include "faction_generic.h"

using std::string;

void SaveNetUtil::GetSaveStrings( ClientPtr clt, string &savestr, string &xmlstr, bool detail )
{
    if (!clt) return;
    Unit *un  = clt->game_unit.GetUnit();
    if (!un) return;
    /*
     *  Cockpit * cp = _Universe->isPlayerStarship( un);
     *  const QVector POS( un->curr_physical_state.position);
     *  if (cp) {
     *       // Only get the player data, the dynamic universe part is separated
     *       savestr = cp->savegame->WritePlayerData ( POS, cp->unitfilename, cp->savegame->GetStarSystem().c_str(), cp->credits, FactionUtil::GetFactionName( cp->GetParent()->faction));
     *  }
     *  xmlstr = un->WriteUnitString();
     */
    int cpnum = _Universe->whichPlayerStarship( un );
    if (cpnum < 0) return;
    GetSaveStrings( cpnum, savestr, xmlstr, detail );
}

void SaveNetUtil::GetSaveStrings( int numplayer, string &savestr, string &xmlstr, bool savevars )
{
    Cockpit *cp;
    Unit    *un;
    cp = _Universe->AccessCockpit( numplayer );
    if (cp) {
        un = cp->GetParent();
        if (un) {
            xmlstr  = un->WriteUnitString();
            const QVector POS( un->LocalPosition() );
            string fname( cp->activeStarSystem->getFileName() );
            vector< string > packedInfo;
            
            cp->PackUnitInfo(packedInfo);
            
            savestr = cp->savegame->WriteSaveGame( fname.c_str(), un->LocalPosition(), cp->credits, packedInfo, numplayer,
                                                   FactionUtil::GetFactionName( cp->GetParent()->faction ), false );
            //Only get the player data, the dynamic universe part is separated
            //savestr = cp->savegame->WritePlayerData ( POS, cp->unitfilename, fname.c_str(), cp->credits, FactionUtil::GetFactionName( cp->GetParent()->faction));
        }
    }
}

void SaveNetUtil::GetSaveBuffer( string savestr, string xmlstr, char *buffer )
{
    unsigned int total_size = savestr.length()+xmlstr.length()+2*sizeof (unsigned int);
    unsigned int nxmllen, nsavelen;
    //char * buffer = new char[total_size];
    memset( buffer, 0, total_size );
    nsavelen = htonl( savestr.length() );
    nxmllen  = htonl( xmlstr.length() );
    //Put the save length in the buffer
    memcpy( buffer, &nsavelen, sizeof (unsigned int) );
    //Put the save string in the buffer
    memcpy( buffer+sizeof (unsigned int), savestr.c_str(), savestr.length() );
    //Put the xml length in the buffer
    memcpy( buffer+sizeof (unsigned int)+savestr.length(), &nxmllen, sizeof (unsigned int) );
    //Put the xml string in the buffer
    memcpy( buffer+2*sizeof (unsigned int)+savestr.length(), xmlstr.c_str(), xmlstr.length() );

    //return buffer;
}

/*
 *  void    SaveNetUtil::SaveFiles( string savestr, string xmlstr, string path, string name)
 *  {
 *       string savefile;
 *       FILE * fp;
 *       savefile = path+cp->savegame->GetCallsign()+".xml";
 *       fp = VSFileSystem::OpenFile( savefile.c_str(), "wb");
 *       if( !fp)
 *       {
 *               cout<<"Error opening save file "<<savefile<<endl;
 *               VSExit(1);
 *       }
 *       VSFileSystem::Write( xmlstr.c_str(), sizeof( char), xmlstr.length(), fp);
 *       VSFileSystem::Close( fp);
 *       // Write the save file
 *       savefile = path+cp->savegame->GetCallsign()+".save";
 *       fp = VSFileSystem::OpenFile( savefile.c_str(), "wb");
 *       if( !fp)
 *       {
 *               cout<<"Error opening save file "<<savefile<<endl;
 *               VSExit(1);
 *       }
 *       VSFileSystem::Write( savestr.c_str(), sizeof( char), savestr.length(), fp);
 *       VSFileSystem::Close( fp);
 *  }
 */