C++ WorldPacket::rfinish方法代码示例

void WorldSession::Unhandled(WorldPacket& recv_data)
{
    recv_data.rfinish();
}

void WorldSession::HandleQuestPOIQuery(WorldPacket& recvData)
{
    uint32 count;
    recvData >> count; // quest count, max=25

    if (count >= MAX_QUEST_LOG_SIZE)
    {
        recvData.rfinish();
        return;
    }

    WorldPacket data(SMSG_QUEST_POI_QUERY_RESPONSE, 4+(4+4)*count);
    data << uint32(count); // count

    for (uint32 i = 0; i < count; ++i)
    {
        uint32 questId;
        recvData >> questId; // quest id

        bool questOk = false;

        uint16 questSlot = _player->FindQuestSlot(questId);

        if (questSlot != MAX_QUEST_LOG_SIZE)
            questOk =_player->GetQuestSlotQuestId(questSlot) == questId;

        if (questOk)
        {
            QuestPOIVector const* POI = sObjectMgr->GetQuestPOIVector(questId);

            if (POI)
            {
                data << uint32(questId); // quest ID
                data << uint32(POI->size()); // POI count

                for (QuestPOIVector::const_iterator itr = POI->begin(); itr != POI->end(); ++itr)
                {
                    data << uint32(itr->Id);                // POI index
                    data << int32(itr->ObjectiveIndex);     // objective index
                    data << uint32(itr->MapId);             // mapid
                    data << uint32(itr->AreaId);            // areaid
                    data << uint32(itr->Unk2);              // unknown
                    data << uint32(itr->Unk3);              // unknown
                    data << uint32(itr->Unk4);              // unknown
                    data << uint32(itr->points.size());     // POI points count

                    for (std::vector<QuestPOIPoint>::const_iterator itr2 = itr->points.begin(); itr2 != itr->points.end(); ++itr2)
                    {
                        data << int32(itr2->x); // POI point x
                        data << int32(itr2->y); // POI point y
                    }
                }
            }
            else
            {
                data << uint32(questId); // quest ID
                data << uint32(0); // POI count
            }
        }
        else
        {
            data << uint32(questId); // quest ID
            data << uint32(0); // POI count
        }
    }

    SendPacket(&data);
}

void WorldSession::HandleChangeSeatsOnControlledVehicle(WorldPacket& recvData)
{
    TC_LOG_DEBUG("network", "WORLD: Recvd CMSG_CHANGE_SEATS_ON_CONTROLLED_VEHICLE");

    Unit* vehicle_base = GetPlayer()->GetVehicleBase();
    if (!vehicle_base)
    {
        recvData.rfinish();                                // prevent warnings spam
        return;
    }

    VehicleSeatEntry const* seat = GetPlayer()->GetVehicle()->GetSeatForPassenger(GetPlayer());
    if (!seat->CanSwitchFromSeat())
    {
        recvData.rfinish();                                // prevent warnings spam
        TC_LOG_ERROR("network", "HandleChangeSeatsOnControlledVehicle, Opcode: %u, Player %u tried to switch seats but current seatflags %u don't permit that.",
            recvData.GetOpcode(), GetPlayer()->GetGUIDLow(), seat->m_flags);
        return;
    }

    switch (recvData.GetOpcode())
    {
        case CMSG_REQUEST_VEHICLE_PREV_SEAT:
            GetPlayer()->ChangeSeat(-1, false);
            break;
        case CMSG_REQUEST_VEHICLE_NEXT_SEAT:
            GetPlayer()->ChangeSeat(-1, true);
            break;
        case CMSG_CHANGE_SEATS_ON_CONTROLLED_VEHICLE:
        {
            static MovementStatusElements const accessoryGuid[] =
            {
                MSEExtraInt8, 
                MSEHasGuidByte2,
                MSEHasGuidByte1,
                MSEHasGuidByte7,
                MSEHasGuidByte5,
                MSEHasGuidByte3,
                MSEHasGuidByte6,
                MSEHasGuidByte4,
                MSEHasGuidByte0,
                MSEGuidByte5,
                MSEGuidByte4,
                MSEGuidByte7,
                MSEGuidByte1,
                MSEGuidByte3,
                MSEGuidByte2,
                MSEGuidByte6,
                MSEGuidByte0,
            };

            Movement::ExtraMovementStatusElement extra(accessoryGuid);
            MovementInfo movementInfo;
            GetPlayer()->ReadMovementInfo(recvData, &movementInfo, &extra);
            vehicle_base->m_movementInfo = movementInfo;

            uint64 accessory = extra.Data.guid;
            int8 seatId = extra.Data.byteData;

            if (vehicle_base->GetGUID() != movementInfo.guid)
                return;
            
            if (!accessory)
                GetPlayer()->ChangeSeat(-1, seatId > 0); // prev/next
            else if (Unit* vehUnit = Unit::GetUnit(*GetPlayer(), accessory))
            {
                if (Vehicle* vehicle = vehUnit->GetVehicleKit())
                    if (vehicle->HasEmptySeat(seatId))
                        vehUnit->HandleSpellClick(GetPlayer(), seatId);
            }
            break;
        }
        case CMSG_REQUEST_VEHICLE_SWITCH_SEAT:
        {
            uint64 guid;        // current vehicle guid
            recvData.readPackGUID(guid);

            int8 seatId;
            recvData >> seatId;

            if (vehicle_base->GetGUID() == guid)
                GetPlayer()->ChangeSeat(seatId);
            else if (Unit* vehUnit = Unit::GetUnit(*GetPlayer(), guid))
                if (Vehicle* vehicle = vehUnit->GetVehicleKit())
                    if (vehicle->HasEmptySeat(seatId))
                        vehUnit->HandleSpellClick(GetPlayer(), seatId);
            break;
        }
        default:
            break;
    }
}

void WorldSession::HandleSendMail(WorldPacket& recvData)
{
    uint64 mailbox, unk3;
    std::string receiverName, subject, body;
    uint32 unk1, unk2, money, COD;
    uint8 unk4;
    uint8 items_count;
    recvData >> mailbox >> receiverName >> subject >> body
             >> unk1                                       // stationery?
             >> unk2                                       // 0x00000000
             >> items_count;                               // attached items count

    if (items_count > MAX_MAIL_ITEMS)                      // client limit
    {
        GetPlayer()->SendMailResult(0, MAIL_SEND, MAIL_ERR_TOO_MANY_ATTACHMENTS);
        recvData.rfinish();                   // set to end to avoid warnings spam
        return;
    }

    uint64 itemGUIDs[MAX_MAIL_ITEMS];

    for (uint8 i = 0; i < items_count; ++i)
    {
        recvData.read_skip<uint8>();                       // item slot in mail, not used
        recvData >> itemGUIDs[i];
    }

    recvData >> money >> COD;                              // money and cod
    recvData >> unk3;                                      // const 0
    recvData >> unk4;                                      // const 0

    // packet read complete, now do check

    if (!GetPlayer()->GetGameObjectIfCanInteractWith(mailbox, GAMEOBJECT_TYPE_MAILBOX))
        return;

    if (receiverName.empty())
        return;

    Player* player = _player;

    if (player->getLevel() < sWorld->getIntConfig(CONFIG_MAIL_LEVEL_REQ))
    {
        SendNotification(GetTrinityString(LANG_MAIL_SENDER_REQ), sWorld->getIntConfig(CONFIG_MAIL_LEVEL_REQ));
        return;
    }

    uint64 receiverGuid = 0;
    if (normalizePlayerName(receiverName))
        receiverGuid = sObjectMgr->GetPlayerGUIDByName(receiverName);

    if (!receiverGuid)
    {
        TC_LOG_INFO(LOG_FILTER_NETWORKIO, "Player %u is sending mail to %s (GUID: not existed!) with subject %s "
            "and body %s includes %u items, %u copper and %u COD copper with unk1 = %u, unk2 = %u",
            player->GetGUIDLow(), receiverName.c_str(), subject.c_str(), body.c_str(),
            items_count, money, COD, unk1, unk2);
        player->SendMailResult(0, MAIL_SEND, MAIL_ERR_RECIPIENT_NOT_FOUND);
        return;
    }

    TC_LOG_INFO(LOG_FILTER_NETWORKIO, "Player %u is sending mail to %s (GUID: %u) with subject %s and body %s "
        "includes %u items, %u copper and %u COD copper with unk1 = %u, unk2 = %u",
        player->GetGUIDLow(), receiverName.c_str(), GUID_LOPART(receiverGuid), subject.c_str(),
        body.c_str(), items_count, money, COD, unk1, unk2);

    if (player->GetGUID() == receiverGuid)
    {
        player->SendMailResult(0, MAIL_SEND, MAIL_ERR_CANNOT_SEND_TO_SELF);
        return;
    }

    uint32 cost = items_count ? 30 * items_count : 30;  // price hardcoded in client

    uint32 reqmoney = cost + money;

    if (!player->HasEnoughMoney(reqmoney) && !player->isGameMaster())
    {
        player->SendMailResult(0, MAIL_SEND, MAIL_ERR_NOT_ENOUGH_MONEY);
        return;
    }

    Player* receiver = ObjectAccessor::FindPlayer(receiverGuid);

    uint32 receiverTeam = 0;
    uint8 mailsCount = 0;                                  //do not allow to send to one player more than 100 mails
    uint8 receiverLevel = 0;
    uint32 receiverAccountId = 0;

    if (receiver)
    {
        receiverTeam = receiver->GetTeam();
        mailsCount = receiver->GetMailSize();
        receiverLevel = receiver->getLevel();
        receiverAccountId = receiver->GetSession()->GetAccountId();
    }
    else
    {
        receiverTeam = sObjectMgr->GetPlayerTeamByGUID(receiverGuid);

//.........这里部分代码省略.........

void WorldSession::HandleMovementOpcodes(WorldPacket & recvData)
{
    uint16 opcode = recvData.GetOpcode();

    Unit* mover = _player->m_mover;

    ASSERT(mover != NULL);                      // there must always be a mover

    Player* plrMover = mover->ToPlayer();

    // ignore, waiting processing in WorldSession::HandleMoveWorldportAckOpcode and WorldSession::HandleMoveTeleportAck
    if (plrMover && plrMover->IsBeingTeleported())
    {
        recvData.rfinish();                     // prevent warnings spam
        return;
    }

    /* extract packet */
    uint64 guid;

    recvData.readPackGUID(guid);

    MovementInfo movementInfo;
    movementInfo.guid = guid;
    ReadMovementInfo(recvData, &movementInfo);

    recvData.rfinish();                         // prevent warnings spam

    // pussywizard: typical check for incomming movement packets
    if (!mover || !mover->IsInWorld() || mover->IsDuringRemoveFromWorld() || guid != mover->GetGUID())
        return;

    if (!movementInfo.pos.IsPositionValid())
    {
        recvData.rfinish();                     // prevent warnings spam
        return;
    }

    if (movementInfo.flags & MOVEMENTFLAG_ONTRANSPORT)
    {
        // T_POS ON VEHICLES!
        if (mover->GetVehicle())
            movementInfo.transport.pos = mover->m_movementInfo.transport.pos;

        // transports size limited
        // (also received at zeppelin leave by some reason with t_* as absolute in continent coordinates, can be safely skipped)
        if (movementInfo.transport.pos.GetPositionX() > 75.0f || movementInfo.transport.pos.GetPositionY() > 75.0f || movementInfo.transport.pos.GetPositionZ() > 75.0f ||
            movementInfo.transport.pos.GetPositionX() < -75.0f || movementInfo.transport.pos.GetPositionY() < -75.0f || movementInfo.transport.pos.GetPositionZ() < -75.0f)
        {
            recvData.rfinish();                   // prevent warnings spam
            return;
        }

        if (!Trinity::IsValidMapCoord(movementInfo.pos.GetPositionX() + movementInfo.transport.pos.GetPositionX(), movementInfo.pos.GetPositionY() + movementInfo.transport.pos.GetPositionY(),
            movementInfo.pos.GetPositionZ() + movementInfo.transport.pos.GetPositionZ(), movementInfo.pos.GetOrientation() + movementInfo.transport.pos.GetOrientation()))
        {
            recvData.rfinish();                   // prevent warnings spam
            return;
        }

        // if we boarded a transport, add us to it
        if (plrMover)
        {
            if (!plrMover->GetTransport())
            {
                if (Transport* transport = plrMover->GetMap()->GetTransport(movementInfo.transport.guid))
                {
                    plrMover->m_transport = transport;
                    transport->AddPassenger(plrMover);
                }
            }
            else if (plrMover->GetTransport()->GetGUID() != movementInfo.transport.guid)
            {
                bool foundNewTransport = false;
                plrMover->m_transport->RemovePassenger(plrMover);
                if (Transport* transport = plrMover->GetMap()->GetTransport(movementInfo.transport.guid))
                {
                    foundNewTransport = true;
                    plrMover->m_transport = transport;
                    transport->AddPassenger(plrMover);
                }

                if (!foundNewTransport)
                {
                    plrMover->m_transport = NULL;
                    movementInfo.transport.Reset();
                }
            }
        }

        if (!mover->GetTransport() && !mover->GetVehicle())
            movementInfo.flags &= ~MOVEMENTFLAG_ONTRANSPORT;
    }
    else if (plrMover && plrMover->GetTransport()) // if we were on a transport, leave
    {
        plrMover->m_transport->RemovePassenger(plrMover);
        plrMover->m_transport = NULL;
        movementInfo.transport.Reset();
    }

//.........这里部分代码省略.........

void WorldSession::HandleMessagechatOpcode(WorldPacket& recv_data)
{
    uint32 type;
    uint32 lang;

    switch (recv_data.GetOpcode())
    {
        case CMSG_MESSAGECHAT_SAY:          type = CHAT_MSG_SAY;            break;
        case CMSG_MESSAGECHAT_YELL:         type = CHAT_MSG_YELL;           break;
        case CMSG_MESSAGECHAT_CHANNEL:      type = CHAT_MSG_CHANNEL;        break;
        case CMSG_MESSAGECHAT_WHISPER:      type = CHAT_MSG_WHISPER;        break;
        case CMSG_MESSAGECHAT_GUILD:        type = CHAT_MSG_GUILD;          break;
        case CMSG_MESSAGECHAT_OFFICER:      type = CHAT_MSG_OFFICER;        break;
        case CMSG_MESSAGECHAT_AFK:          type = CHAT_MSG_AFK;            break;
        case CMSG_MESSAGECHAT_DND:          type = CHAT_MSG_DND;            break;
        case CMSG_MESSAGECHAT_EMOTE:        type = CHAT_MSG_EMOTE;          break;
        case CMSG_MESSAGECHAT_PARTY:        type = CHAT_MSG_PARTY;          break;
        case CMSG_MESSAGECHAT_RAID:         type = CHAT_MSG_RAID;           break;
        case CMSG_MESSAGECHAT_BATTLEGROUND: type = CHAT_MSG_BATTLEGROUND;   break;
        case CMSG_MESSAGECHAT_RAID_WARNING: type = CHAT_MSG_RAID_WARNING;   break;
        default:
            sLog.outError("HandleMessagechatOpcode : Unknown chat opcode (0x%X)", recv_data.GetOpcode());
            recv_data.rfinish();
            return;
    }

    // no language sent with emote packet.
    if (type != CHAT_MSG_EMOTE && type != CHAT_MSG_AFK && type != CHAT_MSG_DND)
    {
        recv_data >> lang;

        // prevent talking at unknown language (cheating)
        LanguageDesc const* langDesc = GetLanguageDescByID(lang);
        if (!langDesc)
        {
            SendNotification(LANG_UNKNOWN_LANGUAGE);
            return;
        }
        if (langDesc->skill_id != 0 && !_player->HasSkill(langDesc->skill_id))
        {
            // also check SPELL_AURA_COMPREHEND_LANGUAGE (client offers option to speak in that language)
            Unit::AuraList const& langAuras = _player->GetAurasByType(SPELL_AURA_COMPREHEND_LANGUAGE);
            bool foundAura = false;
            for (Unit::AuraList::const_iterator i = langAuras.begin(); i != langAuras.end(); ++i)
            {
                if ((*i)->GetModifier()->m_miscvalue == int32(lang))
                {
                    foundAura = true;
                    break;
                }
            }
            if (!foundAura)
            {
                SendNotification(LANG_NOT_LEARNED_LANGUAGE);
                return;
            }
        }

        if (lang == LANG_ADDON)
        {
            // Disabled addon channel?
            if (!sWorld.getConfig(CONFIG_BOOL_ADDON_CHANNEL))
                return;
        }
        // LANG_ADDON should not be changed nor be affected by flood control
        else
        {
            // send in universal language if player in .gmon mode (ignore spell effects)
            if (_player->isGameMaster())
                lang = LANG_UNIVERSAL;
            else
            {
                // send in universal language in two side iteration allowed mode
                if (sWorld.getConfig(CONFIG_BOOL_ALLOW_TWO_SIDE_INTERACTION_CHAT))
                    lang = LANG_UNIVERSAL;
                else
                {
                    switch (type)
                    {
                        case CHAT_MSG_PARTY:
                        case CHAT_MSG_PARTY_LEADER:
                        case CHAT_MSG_RAID:
                        case CHAT_MSG_RAID_LEADER:
                        case CHAT_MSG_RAID_WARNING:
                            // allow two side chat at group channel if two side group allowed
                            if (sWorld.getConfig(CONFIG_BOOL_ALLOW_TWO_SIDE_INTERACTION_GROUP))
                                lang = LANG_UNIVERSAL;
                            break;
                        case CHAT_MSG_GUILD:
                        case CHAT_MSG_OFFICER:
                            // allow two side chat at guild channel if two side guild allowed
                            if (sWorld.getConfig(CONFIG_BOOL_ALLOW_TWO_SIDE_INTERACTION_GUILD))
                                lang = LANG_UNIVERSAL;
                            break;
                    }
                }

                // but overwrite it by SPELL_AURA_MOD_LANGUAGE auras (only single case used)
                Unit::AuraList const& ModLangAuras = _player->GetAurasByType(SPELL_AURA_MOD_LANGUAGE);
                if (!ModLangAuras.empty())
//.........这里部分代码省略.........

void WorldSession::HandleMovementSpeedChangeAck(WorldPacket& recvPacket)
{
    UnitMoveType moveType;
    bool updatePacketNotKnown = false;

    switch (recvPacket.GetOpcode())
    {
        case CMSG_MOVE_FORCE_WALK_SPEED_CHANGE_ACK: moveType = MOVE_WALK; break;
        case CMSG_MOVE_FORCE_RUN_SPEED_CHANGE_ACK: moveType = MOVE_RUN; break;
        case CMSG_MOVE_FORCE_RUN_BACK_SPEED_CHANGE_ACK: moveType = MOVE_RUN_BACK; break;
        case CMSG_MOVE_FORCE_SWIM_SPEED_CHANGE_ACK: moveType = MOVE_SWIM; break;
        case CMSG_MOVE_FORCE_SWIM_BACK_SPEED_CHANGE_ACK: moveType = MOVE_SWIM_BACK; break;
        case CMSG_MOVE_FORCE_TURN_RATE_CHANGE_ACK: moveType = MOVE_TURN_RATE; updatePacketNotKnown = true; break;
        case CMSG_MOVE_FORCE_FLIGHT_SPEED_CHANGE_ACK: moveType = MOVE_FLIGHT; break;
        case CMSG_MOVE_FORCE_FLIGHT_BACK_SPEED_CHANGE_ACK: moveType = MOVE_FLIGHT_BACK; updatePacketNotKnown = true; break;
        case CMSG_MOVE_FORCE_PITCH_RATE_CHANGE_ACK: moveType = MOVE_PITCH_RATE; updatePacketNotKnown = true; break;
        default:
            sLog->outInfo(LOG_FILTER_BAD_OPCODE_HANDLER, "WorldSession::HandleMovementSpeedChangeAck for unknown opcode: %s", GetOpcodeNameForLogging(recvPacket.GetOpcode()).c_str());
            return;
    }

    MovementInfo info;
    info.ReadFromPacket(recvPacket);

    // skip old result
    if (_player->m_forced_speed_changes[moveType] != info.ackCount)
    {
        recvPacket.rfinish();
        return;
    }
        
    if (!_player->GetTransport() && fabs(_player->GetSpeed(moveType) - info.ackSpeed) > 0.01f)
    {
        if (_player->GetSpeed(moveType) > info.ackSpeed)
            _player->SetSpeed(moveType, _player->GetSpeedRate(moveType), true);

        recvPacket.rfinish();
        return;
    }

    // TODO: Find all structure (remove me)
    if (updatePacketNotKnown)
    {
        WorldPacket data;
        switch (moveType)
        {
            case MOVE_TURN_RATE:
                data.Initialize(SMSG_MOVE_SET_TURN_RATE, 1 + 8 + 4 + 4);
                info.WriteToPacket(data);
                _player->SendMessageToSet(&data, _player);
                break;
            case MOVE_FLIGHT_BACK:
                data.Initialize(SMSG_MOVE_SET_FLIGHT_BACK_SPEED, 1 + 8 + 4 + 4);
                info.WriteToPacket(data);
                _player->SendMessageToSet(&data, _player);
                break;
            case MOVE_PITCH_RATE:
                data.Initialize(SMSG_MOVE_SET_PITCH_RATE, 1 + 8 + 4 + 4);
                info.WriteToPacket(data);
                _player->SendMessageToSet(&data, _player);
                break;
            default:
                break;
        }
    }

    HandleMovementInfo(info, recvPacket.GetOpcode(), recvPacket.size()-4, _player->m_mover);
}

void WorldSession::HandleMessagechatOpcode(WorldPacket& recvData)
{
    uint32 type;
    uint32 lang;

    recvData >> type;
    recvData >> lang;

	if (sWorld->getBoolConfig(BATTLEGROUND_CROSSFACTION_ENABLED) && lang != LANG_ADDON)
    {
        switch (type)
        {
        case CHAT_MSG_BATTLEGROUND:
        case CHAT_MSG_BATTLEGROUND_LEADER:
            lang = LANG_UNIVERSAL;
        default:
            break;
        }
    }

    if (type >= MAX_CHAT_MSG_TYPE)
    {
        TC_LOG_ERROR("network", "CHAT: Wrong message type received: %u", type);
        recvData.rfinish();
        return;
    }

    if (lang == LANG_UNIVERSAL && type != CHAT_MSG_AFK && type != CHAT_MSG_DND)
    {
        TC_LOG_ERROR("network", "CMSG_MESSAGECHAT: Possible hacking-attempt: %s tried to send a message in universal language", GetPlayerInfo().c_str());
        SendNotification(LANG_UNKNOWN_LANGUAGE);
        recvData.rfinish();
        return;
    }

    Player* sender = GetPlayer();

    //TC_LOG_DEBUG("CHAT: packet received. type %u, lang %u", type, lang);

    // prevent talking at unknown language (cheating)
    LanguageDesc const* langDesc = GetLanguageDescByID(lang);
    if (!langDesc)
    {
        SendNotification(LANG_UNKNOWN_LANGUAGE);
        recvData.rfinish();
        return;
    }

    if (langDesc->skill_id != 0 && !sender->HasSkill(langDesc->skill_id))
    {
        // also check SPELL_AURA_COMPREHEND_LANGUAGE (client offers option to speak in that language)
        Unit::AuraEffectList const& langAuras = sender->GetAuraEffectsByType(SPELL_AURA_COMPREHEND_LANGUAGE);
        bool foundAura = false;
        for (Unit::AuraEffectList::const_iterator i = langAuras.begin(); i != langAuras.end(); ++i)
        {
            if ((*i)->GetMiscValue() == int32(lang))
            {
                foundAura = true;
                break;
            }
        }
        if (!foundAura)
        {
            SendNotification(LANG_NOT_LEARNED_LANGUAGE);
            recvData.rfinish();
            return;
        }
    }

    if (lang == LANG_ADDON)
    {
        // LANG_ADDON is only valid for the following message types
        switch (type)
        {
            case CHAT_MSG_PARTY:
            case CHAT_MSG_RAID:
            case CHAT_MSG_GUILD:
            case CHAT_MSG_BATTLEGROUND:
            case CHAT_MSG_WHISPER:
                // check if addon messages are disabled
                if (!sWorld->getBoolConfig(CONFIG_ADDON_CHANNEL))
                {
                    recvData.rfinish();
                    return;
                }
                break;
            default:
                TC_LOG_ERROR("network", "Player %s (GUID: %u) sent a chatmessage with an invalid language/message type combination",
                                                     GetPlayer()->GetName().c_str(), GetPlayer()->GetGUIDLow());

                recvData.rfinish();
                return;
        }
    }
    // LANG_ADDON should not be changed nor be affected by flood control
    else
    {
        // send in universal language if player in .gmon mode (ignore spell effects)
        if (sender->IsGameMaster())
            lang = LANG_UNIVERSAL;
//.........这里部分代码省略.........

void WorldSession::HandleMessagechatOpcode(WorldPacket & recvData)
{
    uint32 type;
    uint32 lang;

    recvData >> type;
    recvData >> lang;

    if (type >= MAX_CHAT_MSG_TYPE)
    {
        sLog->outError("CHAT: Wrong message type received: %u", type);
        recvData.rfinish();
        return;
    }

    Player* sender = GetPlayer();

    //sLog->outDebug("CHAT: packet received. type %u, lang %u", type, lang);

    // pussywizard: chatting on most chat types requires 2 hours played to prevent spam/abuse
    if (AccountMgr::IsPlayerAccount(GetSecurity()))
        switch (type)
        {
        case CHAT_MSG_ADDON:
        case CHAT_MSG_PARTY:
        case CHAT_MSG_RAID:
        case CHAT_MSG_GUILD:
        case CHAT_MSG_OFFICER:
        case CHAT_MSG_AFK:
        case CHAT_MSG_DND:
        case CHAT_MSG_RAID_LEADER:
        case CHAT_MSG_RAID_WARNING:
        case CHAT_MSG_BATTLEGROUND:
        case CHAT_MSG_BATTLEGROUND_LEADER:
        case CHAT_MSG_PARTY_LEADER:
            break;
        default:
            if (sender->GetTotalPlayedTime() < 2*HOUR)
            {
                SendNotification("Speaking is allowed after playing for at least 2 hours. You may use party and guild chat.");
                recvData.rfinish();
                return;
            }
        }

    // pussywizard:
    switch (type)
    {
    case CHAT_MSG_SAY:
    case CHAT_MSG_YELL:
    case CHAT_MSG_EMOTE:
    case CHAT_MSG_TEXT_EMOTE:
    case CHAT_MSG_AFK:
    case CHAT_MSG_DND:
        if (sender->IsSpectator())
        {
            recvData.rfinish();
            return;
        }
    }

    // prevent talking at unknown language (cheating)
    LanguageDesc const* langDesc = GetLanguageDescByID(lang);
    if (!langDesc)
    {
        SendNotification(LANG_UNKNOWN_LANGUAGE);
        recvData.rfinish();
        return;
    }
    if (langDesc->skill_id != 0 && !sender->HasSkill(langDesc->skill_id))
    {
        // also check SPELL_AURA_COMPREHEND_LANGUAGE (client offers option to speak in that language)
        Unit::AuraEffectList const& langAuras = sender->GetAuraEffectsByType(SPELL_AURA_COMPREHEND_LANGUAGE);
        bool foundAura = false;
        for (Unit::AuraEffectList::const_iterator i = langAuras.begin(); i != langAuras.end(); ++i)
        {
            if ((*i)->GetMiscValue() == int32(lang))
            {
                foundAura = true;
                break;
            }
        }
        if (!foundAura)
        {
            SendNotification(LANG_NOT_LEARNED_LANGUAGE);
            recvData.rfinish();
            return;
        }
    }

    if (lang == LANG_ADDON)
    {
        // LANG_ADDON is only valid for the following message types
        switch (type)
        {
        case CHAT_MSG_PARTY:
        case CHAT_MSG_RAID:
        case CHAT_MSG_GUILD:
        case CHAT_MSG_BATTLEGROUND:
        case CHAT_MSG_WHISPER:
//.........这里部分代码省略.........

void WorldSession::HandleSendMail(WorldPacket& recvData)
{
    ObjectGuid mailbox;
    uint64 money, COD;
    std::string receiver, subject, body;
    uint32 bodyLength, subjectLength, receiverLength;
    uint32 unk1, unk2;
    
    recvData >> COD >> money;                              // money and cod
    recvData >> unk1;
    recvData >> unk2; // Stationery?
    
    subjectLength = recvData.ReadBits(9);
    mailbox[7] = recvData.ReadBit();
    mailbox[5] = recvData.ReadBit();
    mailbox[0] = recvData.ReadBit();
    bodyLength = recvData.ReadBits(12);
    mailbox[2] = recvData.ReadBit();
    receiverLength = recvData.ReadBits(7);
    mailbox[1] = recvData.ReadBit();
    uint8 items_count = recvData.ReadBits(5);              // attached items count

    if (items_count > MAX_MAIL_ITEMS)                       // client limit
    {
        GetPlayer()->SendMailResult(0, MAIL_SEND, MAIL_ERR_TOO_MANY_ATTACHMENTS);
        recvData.rfinish();                   // set to end to avoid warnings spam
        return;
    }

    mailbox[6] = recvData.ReadBit();

    ObjectGuid itemGUIDs[MAX_MAIL_ITEMS];

    uint8 bitOrder[8] = {3, 7, 0, 2, 6, 5, 1, 4};
    for (uint8 i = 0; i < items_count; ++i)
        recvData.ReadBitInOrder(itemGUIDs[i], bitOrder);

    mailbox[4] = recvData.ReadBit();
    mailbox[3] = recvData.ReadBit();

    recvData.FlushBits();
    
    recvData.ReadByteSeq(mailbox[7]);

    for (uint8 i = 0; i < items_count; ++i)
    {
        recvData.ReadByteSeq(itemGUIDs[i][3]);
        recvData.ReadByteSeq(itemGUIDs[i][1]);
        recvData.ReadByteSeq(itemGUIDs[i][0]);
        recvData.ReadByteSeq(itemGUIDs[i][7]);
        recvData.ReadByteSeq(itemGUIDs[i][6]);
        recvData.read_skip<uint8>();           // item slot in mail, not used
        recvData.ReadByteSeq(itemGUIDs[i][4]);
        recvData.ReadByteSeq(itemGUIDs[i][5]);
        recvData.ReadByteSeq(itemGUIDs[i][2]);
    }

    recvData.ReadByteSeq(mailbox[3]);
    body = recvData.ReadString(bodyLength);
    recvData.ReadByteSeq(mailbox[5]);
    recvData.ReadByteSeq(mailbox[4]);
    subject = recvData.ReadString(subjectLength);
    recvData.ReadByteSeq(mailbox[1]);
    receiver = recvData.ReadString(receiverLength);
    recvData.ReadByteSeq(mailbox[6]);
    recvData.ReadByteSeq(mailbox[2]);
    recvData.ReadByteSeq(mailbox[0]);

    // packet read complete, now do check

    if (!GetPlayer()->GetGameObjectIfCanInteractWith(mailbox, GAMEOBJECT_TYPE_MAILBOX))
        return;

    if (receiver.empty())
        return;

    Player* player = _player;

    if (player->getLevel() < sWorld->getIntConfig(CONFIG_MAIL_LEVEL_REQ))
    {
        SendNotification(GetTrinityString(LANG_MAIL_SENDER_REQ), sWorld->getIntConfig(CONFIG_MAIL_LEVEL_REQ));
        return;
    }

    uint64 rc = 0;
    if (normalizePlayerName(receiver))
        rc = sObjectMgr->GetPlayerGUIDByName(receiver);

    if (!rc)
    {
        sLog->outInfo(LOG_FILTER_NETWORKIO, "Player %u is sending mail to %s (GUID: not existed!) with subject %s and body %s includes %u items, " UI64FMTD " copper and " UI64FMTD " COD copper with unk1 = %u, unk2 = %u",
            player->GetGUIDLow(), receiver.c_str(), subject.c_str(), body.c_str(), items_count, money, COD, unk1, unk2);
        player->SendMailResult(0, MAIL_SEND, MAIL_ERR_RECIPIENT_NOT_FOUND);
        return;
    }

    sLog->outInfo(LOG_FILTER_NETWORKIO, "Player %u is sending mail to %s (GUID: %u) with subject %s and body %s includes %u items, " UI64FMTD " copper and " UI64FMTD " COD copper with unk1 = %u, unk2 = %u", player->GetGUIDLow(), receiver.c_str(), GUID_LOPART(rc), subject.c_str(), body.c_str(), items_count, money, COD, unk1, unk2);

    if (player->GetGUID() == rc)
    {
//.........这里部分代码省略.........

void WorldSession::HandleMovementOpcodes(WorldPacket& recvPacket)
{
    uint16 opcode = recvPacket.GetOpcode();

    Unit* mover = _player->m_mover;

    ASSERT(mover != NULL);                      // there must always be a mover

    Player* plrMover = mover->ToPlayer();

    // ignore, waiting processing in WorldSession::HandleMoveWorldportAckOpcode and WorldSession::HandleMoveTeleportAck
    if (plrMover && plrMover->IsBeingTeleported())
    {
        recvPacket.rfinish();                     // prevent warnings spam
        return;
    }

    /* extract packet */
    MovementInfo movementInfo;
    GetPlayer()->ReadMovementInfo(recvPacket, &movementInfo);

    if(plrMover && !plrMover->isGameMaster() && plrMover->GetAntiHackLastPos().IsPositionValid() && movementInfo.t_guid == 0 && !(movementInfo.flags & MOVEMENTFLAG_FALLING))
    {
        Position lPos = plrMover->GetAntiHackLastPos();
        float dist = movementInfo.pos.GetExactDist(&lPos);
        uint32 dt = GetMSTimeDiffToNow(plrMover->GetAntiHackLastTime());
        if(dt != 0 && dist != 0)
        {
            UnitMoveType mType;

            if(movementInfo.flags & MOVEMENTFLAG_WALKING && !(movementInfo.flags & MOVEMENTFLAG_FLYING))
            {
                mType = MOVE_WALK;
            }
            else if(movementInfo.flags & MOVEMENTFLAG_SWIMMING)
            {
                if(movementInfo.flags & MOVEMENTFLAG_BACKWARD)
                    mType = MOVE_SWIM_BACK;
                else
                    mType = MOVE_SWIM;
            }
            else if(movementInfo.flags & MOVEMENTFLAG_FLYING)
            {
                if(movementInfo.flags & MOVEMENTFLAG_BACKWARD)
                    mType = MOVE_FLIGHT_BACK;
                else
                    mType = MOVE_FLIGHT;
            }
            else
            {
                if(movementInfo.flags & MOVEMENTFLAG_BACKWARD)
                    mType = MOVE_RUN_BACK;
                else
                    mType = MOVE_RUN;
            }

            float vitesse = dist / (float)(dt / float(IN_MILLISECONDS)), vsimu = plrMover->GetSpeed(mType);
            int ecart_relatif = floor(((vitesse - vsimu) / vsimu) * 100);

            if(ecart_relatif > 100)
                plrMover->ReportSpeedHack(vitesse);
            else
                plrMover->ResetSpeedHackReport();

            if(movementInfo.flags & MOVEMENTFLAG_FLYING)
            {
                if(!plrMover->HasAuraType(SPELL_AURA_FLY) && !plrMover->HasAuraType(SPELL_AURA_MOUNTED) &&
                        !plrMover->m_mover->HasAuraType(SPELL_AURA_MOD_INCREASE_MOUNTED_FLIGHT_SPEED))
                {
                    plrMover->ReportFlyHack();
                }
                else
                    plrMover->ResetFlyHackReport();
            }

            if(movementInfo.flags & MOVEMENTFLAG_WATERWALKING)
            {
                if(!plrMover->HasAuraType(SPELL_AURA_WATER_WALK) && !plrMover->HasAuraType(SPELL_AURA_GHOST))
                {
                    plrMover->ReportWWHack();
                }
                else
                    plrMover->ResetWWHackReport();
            }

            /*if(movementInfo.flags & MOVEMENTFLAG_JUMPING)
            {
                ss << " jumping (vitesse  Z :" << movementInfo.j_zspeed << " XY : " << movementInfo.j_xyspeed << ")";
            }*/
        }
    }
    if(plrMover)
    {
        plrMover->SetAntiHackLastPos(movementInfo.pos);
        plrMover->SetAntiHackLastTime(getMSTime());
    }

    // prevent tampered movement data
    if (movementInfo.guid != mover->GetGUID())
    {
//.........这里部分代码省略.........

//called when player lists his bids
void WorldSession::HandleAuctionListBidderItems(WorldPacket& recvData)
{
    TC_LOG_DEBUG("network", "WORLD: Received CMSG_AUCTION_LIST_BIDDER_ITEMS");

    ObjectGuid auctioneer;
    uint32 listFrom;                                            // page of auctions
    uint8 outbiddedCount;                                       // count of outbidded auctions
    uint32 outbiddedAuctionIds[128];

    recvData >> auctioneer;
    recvData >> listFrom;                                       // not used in fact (this list not have page control in client)
    outbiddedCount = recvData.ReadBits(7);
    recvData.FlushBits();

    for (uint8 i = 0; i < outbiddedCount; i++)
        recvData >> outbiddedAuctionIds[i];

    /*if (recvData.size() != (16 + outbiddedCount * 4))
    {
    TC_LOG_ERROR("network", "Client sent bad opcode!!! with count: %u and size : %lu (must be: %u)", outbiddedCount, (unsigned long)recvData.size(), (16 + outbiddedCount * 4));
    outbiddedCount = 0;
    }*/

    Creature* creature = GetPlayer()->GetNPCIfCanInteractWith(auctioneer, UNIT_NPC_FLAG_AUCTIONEER);
    if (!creature)
    {
        TC_LOG_DEBUG("network", "WORLD: HandleAuctionListBidderItems - Unit (GUID: %u) not found or you can't interact with him.", uint32(GUID_LOPART(auctioneer)));
        recvData.rfinish();
        return;
    }

    // remove fake death
    if (GetPlayer()->HasUnitState(UNIT_STATE_DIED))
        GetPlayer()->RemoveAurasByType(SPELL_AURA_FEIGN_DEATH);

    AuctionHouseObject* auctionHouse = sAuctionMgr->GetAuctionsMap(creature->getFaction());

    uint32 count = 0;
    uint32 totalcount = 0;

    WorldPacket data(SMSG_AUCTION_BIDDER_LIST_RESULT, 500);     // guess size

    data << uint32(0);                                          // amount place holder
    data << uint32(AUCTION_SEARCH_DELAY);
    data << totalcount;

    for (uint8 i = 0; i < outbiddedCount; i++)
    {
        AuctionEntry* auction = auctionHouse->GetAuction(outbiddedAuctionIds[i]);
        if (auction && auction->BuildAuctionInfo(data))
        {
            ++totalcount;
            ++count;
        }
    }

    auctionHouse->BuildListBidderItems(data, GetPlayer(), count, totalcount);
    data.put<uint32>(0, count);                                 // add count to placeholder

    SendPacket(&data);
}

//this void creates new auction and adds auction to some auctionhouse
void WorldSession::HandleAuctionSellItem(WorldPacket& recvData)
{
    ObjectGuid auctioneer;
    uint64 bid, buyout;
    uint32 etime;
    uint8 itemCount;

    // 32 slots, value sent as 5 bits
    ObjectGuid itemGuids[MAX_AUCTION_ITEMS];
    uint32 count[MAX_AUCTION_ITEMS];

    recvData >> auctioneer;     // auctioneer GUID
    recvData >> bid;
    recvData >> buyout;
    recvData >> etime;

    if (!bid || !etime)
    {
        recvData.rfinish();
        return;
    }

    if (bid > MAX_MONEY_AMOUNT || buyout > MAX_MONEY_AMOUNT)
    {
        TC_LOG_DEBUG("network", "WORLD: HandleAuctionSellItem - Player %s (GUID %u) attempted to sell item with higher price than max gold amount.", _player->GetName().c_str(), _player->GetGUIDLow());
        SendAuctionCommandResult(NULL, AUCTION_SELL_ITEM, ERR_AUCTION_DATABASE_ERROR);
        recvData.rfinish();
        return;
    }

    itemCount = recvData.ReadBits(5);  //   Item Counts
    recvData.FlushBits();

    if (itemCount > MAX_AUCTION_ITEMS)
    {
        SendAuctionCommandResult(NULL, AUCTION_SELL_ITEM, ERR_AUCTION_DATABASE_ERROR);
        recvData.rfinish();
        return;
    }

    for (uint8 i = 0; i < itemCount; i++)
    {
        recvData >> itemGuids[i];     // Item GUID
        recvData >> count[i];         // Count of Item

        if (!itemGuids[i] || !count[i] || count[i] > 1000)
        {
            recvData.rfinish();
            return;
        }
    }


    Creature* creature = GetPlayer()->GetNPCIfCanInteractWith(auctioneer, UNIT_NPC_FLAG_AUCTIONEER);
    if (!creature)
    {
        TC_LOG_DEBUG("network", "WORLD: HandleAuctionSellItem - Unit (GUID: %u) not found or you can't interact with him.", GUID_LOPART(auctioneer));
        return;
    }

    AuctionHouseEntry const* auctionHouseEntry = AuctionHouseMgr::GetAuctionHouseEntry(creature->getFaction());
    if (!auctionHouseEntry)
    {
        TC_LOG_DEBUG("network", "WORLD: HandleAuctionSellItem - Unit (GUID: %u) has wrong faction.", GUID_LOPART(auctioneer));
        return;
    }

    etime *= MINUTE;

    switch (etime)
    {
        case 1 * MIN_AUCTION_TIME:
        case 2 * MIN_AUCTION_TIME:
        case 4 * MIN_AUCTION_TIME:
            break;
        default:
            return;
    }

    if (GetPlayer()->HasUnitState(UNIT_STATE_DIED))
        GetPlayer()->RemoveAurasByType(SPELL_AURA_FEIGN_DEATH);

    Item* items[MAX_AUCTION_ITEMS];

    uint32 finalCount = 0;

    for (uint32 i = 0; i < itemCount; ++i)
    {
        Item* item = _player->GetItemByGuid(itemGuids[i]);

        if (!item)
        {
            SendAuctionCommandResult(NULL, AUCTION_SELL_ITEM, ERR_AUCTION_ITEM_NOT_FOUND);
            return;
        }

        if (sAuctionMgr->GetAItem(item->GetGUIDLow()) || !item->CanBeTraded() || item->IsNotEmptyBag() ||
            item->GetTemplate()->Flags & ITEM_PROTO_FLAG_CONJURED || item->GetUInt32Value(ITEM_FIELD_EXPIRATION) ||
            item->GetCount() < count[i])
//.........这里部分代码省略.........

void WorldSession::HandleInitiateTradeOpcode(WorldPacket& recvPacket)
{
    if (GetPlayer()->m_trade)
    {
        recvPacket.rfinish();
        return;
    }

    uint64 ID;
    recvPacket >> ID;

    if (!GetPlayer()->isAlive())
    {
        SendTradeStatus(TRADE_STATUS_YOU_DEAD);
        return;
    }

    if (GetPlayer()->HasUnitState(UNIT_STAT_STUNNED))
    {
        SendTradeStatus(TRADE_STATUS_YOU_STUNNED);
        return;
    }

    if (isLogingOut())
    {
        SendTradeStatus(TRADE_STATUS_YOU_LOGOUT);
        return;
    }

    if (GetPlayer()->isInFlight())
    {
        SendTradeStatus(TRADE_STATUS_TARGET_TO_FAR);
        return;
    }

    if (GetPlayer()->getLevel() < sWorld->getIntConfig(CONFIG_TRADE_LEVEL_REQ))
    {
        SendNotification(GetTrinityString(LANG_TRADE_REQ), sWorld->getIntConfig(CONFIG_TRADE_LEVEL_REQ));
        return;
    }

    Player* pOther = ObjectAccessor::FindPlayer(ID);

    if (!pOther)
    {
        SendTradeStatus(TRADE_STATUS_NO_TARGET);
        return;
    }

    if (pOther == GetPlayer() || pOther->m_trade)
    {
        SendTradeStatus(TRADE_STATUS_BUSY);
        return;
    }

    if (!pOther->isAlive())
    {
        SendTradeStatus(TRADE_STATUS_TARGET_DEAD);
        return;
    }

    if (pOther->isInFlight())
    {
        SendTradeStatus(TRADE_STATUS_TARGET_TO_FAR);
        return;
    }

    if (pOther->HasUnitState(UNIT_STAT_STUNNED))
    {
        SendTradeStatus(TRADE_STATUS_TARGET_STUNNED);
        return;
    }

    if (pOther->GetSession()->isLogingOut())
    {
        SendTradeStatus(TRADE_STATUS_TARGET_LOGOUT);
        return;
    }

    if (pOther->GetSocial()->HasIgnore(GetPlayer()->GetGUIDLow()))
    {
        SendTradeStatus(TRADE_STATUS_IGNORE_YOU);
        return;
    }

    if (!sWorld->getBoolConfig(CONFIG_ALLOW_TWO_SIDE_TRADE) && pOther->GetTeam() !=_player->GetTeam())
    {
        SendTradeStatus(TRADE_STATUS_WRONG_FACTION);
        return;
    }

    if (!pOther->IsWithinDistInMap(_player, 10.0f, false))
    {
        SendTradeStatus(TRADE_STATUS_TARGET_TO_FAR);
        return;
    }

    if (pOther->getLevel() < sWorld->getIntConfig(CONFIG_TRADE_LEVEL_REQ))
    {
        SendNotification(GetTrinityString(LANG_TRADE_OTHER_REQ), sWorld->getIntConfig(CONFIG_TRADE_LEVEL_REQ));
//.........这里部分代码省略.........

void WorldSession::HandleQuestPOIQuery(WorldPacket& recvData)
{
    uint32 count;
    recvData >> count; // quest count, max=25

    if (count > MAX_QUEST_LOG_SIZE)
    {
        recvData.rfinish();
        return;
    }

    // Read quest ids and add the in a unordered_set so we don't send POIs for the same quest multiple times
    std::unordered_set<uint32> questIds;
    for (uint32 i = 0; i < count; ++i)
        questIds.insert(recvData.read<uint32>()); // quest id

    WorldPacket data(SMSG_QUEST_POI_QUERY_RESPONSE, 4 + (4 + 4)*questIds.size());
    data << uint32(questIds.size()); // count

    for (auto itr = questIds.begin(); itr != questIds.end(); ++itr)
    {
        uint32 questId = *itr;

        bool questOk = false;

        uint16 questSlot = _player->FindQuestSlot(questId);

        if (questSlot != MAX_QUEST_LOG_SIZE)
            questOk =_player->GetQuestSlotQuestId(questSlot) == questId;

        if (questOk)
        {
            QuestPOIVector const* POI = sObjectMgr->GetQuestPOIVector(questId);

            if (POI)
            {
                data << uint32(questId); // quest ID
                data << uint32(POI->size()); // POI count

                for (QuestPOIVector::const_iterator itr = POI->begin(); itr != POI->end(); ++itr)
                {
                    data << uint32(itr->Id);                // POI index
                    data << int32(itr->ObjectiveIndex);     // objective index
                    data << uint32(itr->MapId);             // mapid
                    data << uint32(itr->AreaId);            // areaid
                    data << uint32(itr->FloorId);           // floorid
                    data << uint32(itr->Unk3);              // unknown
                    data << uint32(itr->Unk4);              // unknown
                    data << uint32(itr->points.size());     // POI points count

                    for (std::vector<QuestPOIPoint>::const_iterator itr2 = itr->points.begin(); itr2 != itr->points.end(); ++itr2)
                    {
                        data << int32(itr2->x); // POI point x
                        data << int32(itr2->y); // POI point y
                    }
                }
            }
            else
            {
                data << uint32(questId); // quest ID
                data << uint32(0); // POI count
            }
        }
        else
        {
            data << uint32(questId); // quest ID
            data << uint32(0); // POI count
        }
    }

    SendPacket(&data);
}