src/inventorymanager.cpp


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/*
Minetest
Copyright (C) 2010-2013 celeron55, Perttu Ahola <celeron55@gmail.com>

This program is free software; you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation; either version 2.1 of the License, or
(at your option) any later version.

This program 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 Lesser General Public License for more details.

You should have received a copy of the GNU Lesser General Public License along
with this program; if not, write to the Free Software Foundation, Inc.,
51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/

#include "inventorymanager.h"
#include "log.h"
#include "environment.h"
#include "scripting_game.h"
#include "serverobject.h"
#include "main.h"  // for g_settings
#include "settings.h"
#include "craftdef.h"
#include "rollback_interface.h"
#include "strfnd.h"

#define PP(x) "("<<(x).X<<","<<(x).Y<<","<<(x).Z<<")"

#define PLAYER_TO_SA(p)   p->getEnv()->getScriptIface()

/*
	InventoryLocation
*/

std::string InventoryLocation::dump() const
{
	std::ostringstream os(std::ios::binary);
	serialize(os);
	return os.str();
}

void InventoryLocation::serialize(std::ostream &os) const
{
	switch(type){
	case InventoryLocation::UNDEFINED:
		os<<"undefined";
		break;
	case InventoryLocation::CURRENT_PLAYER:
		os<<"current_player";
		break;
	case InventoryLocation::PLAYER:
		os<<"player:"<<name;
		break;
	case InventoryLocation::NODEMETA:
		os<<"nodemeta:"<<p.X<<","<<p.Y<<","<<p.Z;
		break;
	case InventoryLocation::DETACHED:
		os<<"detached:"<<name;
		break;
	default:
		assert(0);
	}
}

void InventoryLocation::deSerialize(std::istream &is)
{
	std::string tname;
	std::getline(is, tname, ':');
	if(tname == "undefined")
	{
		type = InventoryLocation::UNDEFINED;
	}
	else if(tname == "current_player")
	{
		type = InventoryLocation::CURRENT_PLAYER;
	}
	else if(tname == "player")
	{
		type = InventoryLocation::PLAYER;
		std::getline(is, name, '\n');
	}
	else if(tname == "nodemeta")
	{
		type = InventoryLocation::NODEMETA;
		std::string pos;
		std::getline(is, pos, '\n');
		Strfnd fn(pos);
		p.X = stoi(fn.next(","));
		p.Y = stoi(fn.next(","));
		p.Z = stoi(fn.next(","));
	}
	else if(tname == "detached")
	{
		type = InventoryLocation::DETACHED;
		std::getline(is, name, '\n');
	}
	else
	{
		infostream<<"Unknown InventoryLocation type=\""<<tname<<"\""<<std::endl;
		throw SerializationError("Unknown InventoryLocation type");
	}
}

void InventoryLocation::deSerialize(std::string s)
{
	std::istringstream is(s, std::ios::binary);
	deSerialize(is);
}

/*
	InventoryAction
*/

InventoryAction * InventoryAction::deSerialize(std::istream &is)
{
	std::string type;
	std::getline(is, type, ' ');

	InventoryAction *a = NULL;

	if(type == "Move")
	{
		a = new IMoveAction(is);
	}
	else if(type == "Drop")
	{
		a = new IDropAction(is);
	}
	else if(type == "Craft")
	{
		a = new ICraftAction(is);
	}

	return a;
}

/*
	IMoveAction
*/

IMoveAction::IMoveAction(std::istream &is)
{
	std::string ts;

	std::getline(is, ts, ' ');
	count = stoi(ts);