/// Update the WorldSession (triggered by World update)
bool WorldSession::Update(PacketFilter& updater)
{
std::lock_guard<std::mutex> guard(m_recvQueueLock);
///- Retrieve packets from the receive queue and call the appropriate handlers
/// not process packets if socket already closed
while (m_Socket && !m_Socket->IsClosed() && !m_recvQueue.empty())
{
auto const packet = std::move(m_recvQueue.front());
m_recvQueue.pop_front();
/*#if 1
sLog.outError( "MOEP: %s (0x%.4X)",
packet->GetOpcodeName(),
packet->GetOpcode());
#endif*/
OpcodeHandler const& opHandle = opcodeTable[packet->GetOpcode()];
try
{
switch (opHandle.status)
{
case STATUS_LOGGEDIN:
if (!_player)
{
// skip STATUS_LOGGEDIN opcode unexpected errors if player logout sometime ago - this can be network lag delayed packets
if (!m_playerRecentlyLogout)
LogUnexpectedOpcode(*packet, "the player has not logged in yet");
}
else if (_player->IsInWorld())
ExecuteOpcode(opHandle, *packet);
// lag can cause STATUS_LOGGEDIN opcodes to arrive after the player started a transfer
#ifdef BUILD_PLAYERBOT
if (_player && _player->GetPlayerbotMgr())
_player->GetPlayerbotMgr()->HandleMasterIncomingPacket(*packet);
#endif
break;
case STATUS_LOGGEDIN_OR_RECENTLY_LOGGEDOUT:
if (!_player && !m_playerRecentlyLogout)
{
LogUnexpectedOpcode(*packet, "the player has not logged in yet and not recently logout");
}
else
// not expected _player or must checked in packet hanlder
ExecuteOpcode(opHandle, *packet);
break;
case STATUS_TRANSFER:
if (!_player)
LogUnexpectedOpcode(*packet, "the player has not logged in yet");
else if (_player->IsInWorld())
LogUnexpectedOpcode(*packet, "the player is still in world");
else
ExecuteOpcode(opHandle, *packet);
break;
case STATUS_AUTHED:
// prevent cheating with skip queue wait
if (m_inQueue)
{
LogUnexpectedOpcode(*packet, "the player not pass queue yet");
break;
}
// single from authed time opcodes send in to after logout time
// and before other STATUS_LOGGEDIN_OR_RECENTLY_LOGGOUT opcodes.
if (packet->GetOpcode() != CMSG_SET_ACTIVE_VOICE_CHANNEL)
m_playerRecentlyLogout = false;
ExecuteOpcode(opHandle, *packet);
break;
case STATUS_NEVER:
sLog.outError("SESSION: received not allowed opcode %s (0x%.4X)",
packet->GetOpcodeName(),
packet->GetOpcode());
break;
case STATUS_UNHANDLED:
DEBUG_LOG("SESSION: received not handled opcode %s (0x%.4X)",
packet->GetOpcodeName(),
packet->GetOpcode());
break;
default:
sLog.outError("SESSION: received wrong-status-req opcode %s (0x%.4X)",
packet->GetOpcodeName(),
packet->GetOpcode());
break;
}
}
catch (ByteBufferException&)
{
sLog.outError("WorldSession::Update ByteBufferException occured while parsing a packet (opcode: %u) from client %s, accountid=%i.",
packet->GetOpcode(), GetRemoteAddress().c_str(), GetAccountId());
if (sLog.HasLogLevelOrHigher(LOG_LVL_DEBUG))
{
DEBUG_LOG("Dumping error causing packet:");
packet->hexlike();
}
if (sWorld.getConfig(CONFIG_BOOL_KICK_PLAYER_ON_BAD_PACKET))
{
DETAIL_LOG("Disconnecting session [account id %u / address %s] for badly formatted packet.",
GetAccountId(), GetRemoteAddress().c_str());
KickPlayer();
}
}
}
#ifdef BUILD_PLAYERBOT
// Process player bot packets
// The PlayerbotAI class adds to the packet queue to simulate a real player
// since Playerbots are known to the World obj only by its master's WorldSession object
// we need to process all master's bot's packets.
if (GetPlayer() && GetPlayer()->GetPlayerbotMgr())
{
for (PlayerBotMap::const_iterator itr = GetPlayer()->GetPlayerbotMgr()->GetPlayerBotsBegin();
itr != GetPlayer()->GetPlayerbotMgr()->GetPlayerBotsEnd(); ++itr)
{
Player* const botPlayer = itr->second;
WorldSession* const pBotWorldSession = botPlayer->GetSession();
if (botPlayer->IsBeingTeleported())
botPlayer->GetPlayerbotAI()->HandleTeleportAck();
else if (botPlayer->IsInWorld())
{
while (!pBotWorldSession->m_recvQueue.empty())
{
auto const botpacket = std::move(pBotWorldSession->m_recvQueue.front());
pBotWorldSession->m_recvQueue.pop_front();
OpcodeHandler const& opHandle = opcodeTable[botpacket->GetOpcode()];
pBotWorldSession->ExecuteOpcode(opHandle, *botpacket);
};
pBotWorldSession->m_recvQueue.clear();
}
}
}
#endif
// check if we are safe to proceed with logout
// logout procedure should happen only in World::UpdateSessions() method!!!
if (updater.ProcessLogout())
{
switch (m_sessionState)
{
case WORLD_SESSION_STATE_CREATED:
{
if (m_requestSocket)
{
if (!IsOffline())
SetOffline();
m_Socket = m_requestSocket;
m_requestSocket = nullptr;
sLog.outString("New Session key %s", m_Socket->GetSessionKey().AsHexStr());
SendAuthOk();
}
else
{
if (m_inQueue)
SendAuthQueued();
else
SendAuthOk();
}
m_sessionState = WORLD_SESSION_STATE_CHAR_SELECTION;
return true;
}
case WORLD_SESSION_STATE_CHAR_SELECTION:
// waiting to go online
// TODO:: Maybe check if have to send queue update?
if (!m_Socket || (m_Socket && m_Socket->IsClosed()))
{
// directly remove this session
return false;
}
if (ShouldLogOut(time(nullptr)) && !m_playerLoading) // check if delayed logout is fired
LogoutPlayer(true);
return true;
case WORLD_SESSION_STATE_READY:
{
if (m_Socket && m_Socket->IsClosed())
{
if (!_player)
return false;
// give the opportunity for this player to reconnect within 20 sec
SetOffline();
}
else if (ShouldLogOut(time(nullptr)) && !m_playerLoading) // check if delayed logout is fired
LogoutPlayer(true);
return true;
}
case WORLD_SESSION_STATE_OFFLINE:
{
if (ShouldDisconnect(time(nullptr))) // check if delayed logout is fired
{
LogoutPlayer(true);
if (!m_requestSocket && (!m_Socket || m_Socket->IsClosed()))
return false;
}
return true;
}
default:
break;
}
}
return true;
}
/// Update the WorldSession (triggered by World update)
bool WorldSession::Update(PacketFilter& updater)
{
std::lock_guard<std::mutex> guard(m_recvQueueLock);
///- Retrieve packets from the receive queue and call the appropriate handlers
/// not process packets if socket already closed
while (m_Socket && !m_Socket->IsClosed() && !m_recvQueue.empty())
{
auto const packet = std::move(m_recvQueue.front());
m_recvQueue.pop_front();
/*#if 1
sLog.outError( "MOEP: %s (0x%.4X)",
packet->GetOpcodeName(),
packet->GetOpcode());
#endif*/
OpcodeHandler const& opHandle = opcodeTable[packet->GetOpcode()];
try
{
switch (opHandle.status)
{
case STATUS_LOGGEDIN:
if (!_player)
{
// skip STATUS_LOGGEDIN opcode unexpected errors if player logout sometime ago - this can be network lag delayed packets
if (!m_playerRecentlyLogout)
LogUnexpectedOpcode(*packet, "the player has not logged in yet");
}
else if (_player->IsInWorld())
ExecuteOpcode(opHandle, *packet);
// lag can cause STATUS_LOGGEDIN opcodes to arrive after the player started a transfer
break;
case STATUS_LOGGEDIN_OR_RECENTLY_LOGGEDOUT:
if (!_player && !m_playerRecentlyLogout)
{
LogUnexpectedOpcode(*packet, "the player has not logged in yet and not recently logout");
}
else
// not expected _player or must checked in packet hanlder
ExecuteOpcode(opHandle, *packet);
break;
case STATUS_TRANSFER:
if (!_player)
LogUnexpectedOpcode(*packet, "the player has not logged in yet");
else if (_player->IsInWorld())
LogUnexpectedOpcode(*packet, "the player is still in world");
else
ExecuteOpcode(opHandle, *packet);
break;
case STATUS_AUTHED:
// prevent cheating with skip queue wait
if (m_inQueue)
{
LogUnexpectedOpcode(*packet, "the player not pass queue yet");
break;
}
// single from authed time opcodes send in to after logout time
// and before other STATUS_LOGGEDIN_OR_RECENTLY_LOGGOUT opcodes.
if (packet->GetOpcode() != CMSG_SET_ACTIVE_VOICE_CHANNEL)
m_playerRecentlyLogout = false;
ExecuteOpcode(opHandle, *packet);
break;
case STATUS_NEVER:
sLog.outError("SESSION: received not allowed opcode %s (0x%.4X)",
packet->GetOpcodeName(),
packet->GetOpcode());
break;
case STATUS_UNHANDLED:
DEBUG_LOG("SESSION: received not handled opcode %s (0x%.4X)",
packet->GetOpcodeName(),
packet->GetOpcode());
break;
default:
sLog.outError("SESSION: received wrong-status-req opcode %s (0x%.4X)",
packet->GetOpcodeName(),
packet->GetOpcode());
break;
}
}
catch (ByteBufferException&)
{
sLog.outError("WorldSession::Update ByteBufferException occured while parsing a packet (opcode: %u) from client %s, accountid=%i.",
packet->GetOpcode(), GetRemoteAddress().c_str(), GetAccountId());
if (sLog.HasLogLevelOrHigher(LOG_LVL_DEBUG))
{
DEBUG_LOG("Dumping error causing packet:");
packet->hexlike();
}
if (sWorld.getConfig(CONFIG_BOOL_KICK_PLAYER_ON_BAD_PACKET))
{
DETAIL_LOG("Disconnecting session [account id %u / address %s] for badly formatted packet.",
GetAccountId(), GetRemoteAddress().c_str());
KickPlayer();
}
}
}
// check if we are safe to proceed with logout
// logout procedure should happen only in World::UpdateSessions() method!!!
if (updater.ProcessLogout())
{
///- If necessary, log the player out
const time_t currTime = time(nullptr);
if (m_Socket->IsClosed() || (ShouldLogOut(currTime) && !m_playerLoading))
LogoutPlayer(true);
// finalize the session if disconnected.
if (m_Socket->IsClosed())
return false;
}
return true;
}
int LuaPacket::Print(lua_State* L)
{
hexlike();
return 0;
}
