/**
* Tibia GIMUD Server - a free and open-source MMORPG server emulator
* Copyright (C) 2017 Alejandro Mujica <[email protected]>
*
* This program 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
* (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 General Public License for more details.
*
* You should have received a copy of the GNU 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 "otpch.h"
#include "protocollogin.h"
#include "outputmessage.h"
#include "tasks.h"
#include "configmanager.h"
#include "iologindata.h"
#include "ban.h"
#include "game.h"
extern ConfigManager g_config;
extern Game g_game;
void ProtocolLogin::sendUpdateRequest()
{
auto output = OutputMessagePool::getOutputMessage();
output->addByte(0x1E);
send(output);
disconnect();
}
void ProtocolLogin::disconnectClient(const std::string& message)
{
auto output = OutputMessagePool::getOutputMessage();
output->addByte(0x0A);
output->addString(message);
send(output);
disconnect();
}
void ProtocolLogin::getCharacterList(uint32_t accountNumber, const std::string& password)
{
Account account;
if (!IOLoginData::loginserverAuthentication(accountNumber, password, account)) {
disconnectClient("Accountnumber or password is not correct.");
return;
}
auto output = OutputMessagePool::getOutputMessage();
//Update premium days
Game::updatePremium(account);
const std::string& motd = g_config.getString(ConfigManager::MOTD);
if (!motd.empty()) {
//Add MOTD
output->addByte(0x14);
std::ostringstream ss;
ss << g_game.getMotdNum() << "\n" << motd;
output->addString(ss.str());
}
//Add char list
output->addByte(0x64);
uint8_t size = std::min<size_t>(std::numeric_limits<uint8_t>::max(), account.characters.size());
output->addByte(size);
for (uint8_t i = 0; i < size; i++) {
output->addString(account.characters[i]);
output->addString(g_config.getString(ConfigManager::SERVER_NAME));
output->add<uint32_t>(inet_addr(g_config.getString(ConfigManager::IP).c_str()));
output->add<uint16_t>(g_config.getNumber(ConfigManager::GAME_PORT));
}
//Add premium days
if (g_config.getBoolean(ConfigManager::FREE_PREMIUM)) {
output->add<uint16_t>(0xFFFF);
} else {
output->add<uint16_t>(account.premiumDays);
}
send(output);
disconnect();
}
void ProtocolLogin::onRecvFirstMessage(NetworkMessage& msg)
{
if (g_game.getGameState() == GAME_STATE_SHUTDOWN) {
disconnect();
return;
}
msg.skipBytes(2); // client OS
/*uint16_t version =*/ msg.get<uint16_t>();
msg.skipBytes(12);
/*
* Skipped bytes:
* 4 bytes: protocolVersion
* 12 bytes: dat, spr, pic signatures (4 bytes each)
*/
if (!Protocol::RSA_decrypt(msg)) {
disconnect();
return;
}
uint32_t key[4];
key[0] = msg.get<uint32_t>();
key[1] = msg.get<uint32_t>();
key[2] = msg.get<uint32_t>();
key[3] = msg.get<uint32_t>();
enableXTEAEncryption();
setXTEAKey(key);
/*if (version < CLIENT_VERSION_MIN || version > CLIENT_VERSION_MAX) {
//sendUpdateRequest();
disconnectClient("Use Tibia 7.72 to login!");
return;
}*/
if (g_game.getGameState() == GAME_STATE_STARTUP) {
disconnectClient("Gameworld is starting up. Please wait.");
return;
}
if (g_game.getGameState() == GAME_STATE_MAINTAIN) {
disconnectClient("Gameworld is under maintenance.\nPlease re-connect in a while.");
return;
}
BanInfo banInfo;
auto connection = getConnection();
if (!connection) {
return;
}
if (IOBan::isIpBanned(connection->getIP(), banInfo)) {
if (banInfo.reason.empty()) {
banInfo.reason = "(none)";
}
std::ostringstream ss;
ss << "Your IP has been banned until " << formatDateShort(banInfo.expiresAt) << " by " << banInfo.bannedBy << ".\n\nReason specified:\n" << banInfo.reason;
disconnectClient(ss.str());
return;
}
uint32_t accountNumber = msg.get<uint32_t>();
if (!accountNumber) {
disconnectClient("Invalid account number.");
return;
}
std::string password = msg.getString();
if (password.empty()) {
disconnectClient("Invalid password.");
return;
}
auto thisPtr = std::static_pointer_cast<ProtocolLogin>(shared_from_this());
g_dispatcher.addTask(createTask(std::bind(&ProtocolLogin::getCharacterList, thisPtr, accountNumber, password)));
}
