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/*
* The Mana World Server
* Copyright 2004 The Mana World Development Team
*
* This file is part of The Mana World.
*
* The Mana World 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 2 of the License, or
* any later version.
*
* The Mana World 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 The Mana World; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
* $Id$
*/
#include <cassert>
#include <sstream>
#include "account-server/serverhandler.hpp"
#include "account-server/storage.hpp"
#include "net/messagein.hpp"
#include "net/messageout.hpp"
#include "net/netcomputer.hpp"
#include "utils/logger.h"
extern void registerAccountReconnect(int accountID,
const std::string &magic_token);
bool ServerHandler::startListen(enet_uint16 port)
{
LOG_INFO("Game server handler started:");
return ConnectionHandler::startListen(port);
}
NetComputer *ServerHandler::computerConnected(ENetPeer *peer)
{
return new NetComputer(peer);
}
void ServerHandler::computerDisconnected(NetComputer *comp)
{
Servers::iterator i = servers.begin();
while (i != servers.end())
{
if (i->second.server == comp)
{
LOG_INFO("Unregistering map " << i->first << '.');
servers.erase(i++);
}
else
{
++i;
}
}
delete comp;
}
bool ServerHandler::getGameServerFromMap(unsigned mapId, std::string &address,
short &port)
{
Servers::const_iterator i = servers.find(mapId);
if (i == servers.end()) return false;
address = i->second.address;
port = i->second.port;
return true;
}
void ServerHandler::registerGameClient(std::string const &token, PlayerPtr ptr)
{
unsigned mapId = ptr->getMap();
MessageOut msg(AGMSG_PLAYER_ENTER);
msg.writeLong(ptr->getDatabaseID());
msg.writeString(ptr->getName());
msg.writeString(token, 32);
ptr->serialize(msg);
Servers::const_iterator i = servers.find(mapId);
assert(i != servers.end());
i->second.server->send(msg);
}
void ServerHandler::processMessage(NetComputer *comp, MessageIn &msg)
{
MessageOut result;
switch (msg.getId())
{
case GAMSG_REGISTER:
{
LOG_DEBUG("GAMSG_REGISTER");
// TODO: check the credentials of the game server
std::string address = msg.readString();
int port = msg.readShort();
Server s = { address, port, comp };
LOG_INFO("Game server " << address << ':' << port
<< " wants to register " << (msg.getUnreadLength() / 2)
<< " maps.");
while (msg.getUnreadLength())
{
int id = msg.readShort();
LOG_INFO("Registering map " << id << '.');
if (servers.insert(std::make_pair(id, s)).second)
{
MessageOut outMsg(AGMSG_ACTIVE_MAP);
outMsg.writeShort(id);
comp->send(outMsg);
}
else
{
LOG_ERROR("Server Handler: map is already registered.");
}
}
} break;
case GAMSG_PLAYER_DATA:
{
LOG_DEBUG("GAMSG_PLAYER_DATA");
int id = msg.readLong();
Storage &store = Storage::instance("tmw");
PlayerPtr ptr = store.getCharacter(id);
if (ptr.get() != NULL)
{
ptr->deserialize(msg);
}
else
{
LOG_ERROR("Received player data for non-existing player " <<
id << ".");
}
} break;
case GAMSG_REDIRECT:
{
LOG_DEBUG("GAMSG_REDIRECT");
int id = msg.readLong();
std::string magic_token(32, ' ');
for (int i = 0; i < 32; ++i)
{
magic_token[i] = 1 + (int)(127 * (rand() / (RAND_MAX + 1.0)));
}
Storage &store = Storage::instance("tmw");
PlayerPtr ptr = store.getCharacter(id);
std::string address;
short port;
if (serverHandler->getGameServerFromMap(ptr->getMap(), address,
port))
{
registerGameClient(magic_token, ptr);
result.writeShort(AGMSG_REDIRECT_RESPONSE);
result.writeLong(ptr->getDatabaseID());
result.writeString(magic_token, 32);
result.writeString(address);
result.writeShort(port);
}
else
{
LOG_ERROR("Server Change: No game server for map " <<
ptr->getMap() << ".");
}
} break;
case GAMSG_PLAYER_RECONNECT:
{
LOG_DEBUG("GAMSG_PLAYER_RECONNECT");
int characterID = msg.readLong();
std::string magic_token = msg.readString(32);
Storage &store = Storage::instance("tmw");
PlayerPtr ptr = store.getCharacter(characterID);
int accountID = ptr->getAccountID();
registerAccountReconnect(accountID, magic_token);
} break;
default:
LOG_WARN("ServerHandler::processMessage, Invalid message type: "
<< msg.getId());
result.writeShort(XXMSG_INVALID);
break;
}
// return result
if (result.getLength() > 0)
comp->send(result);
}
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