예제 #1
0
void WorldSession::HandleBattleFieldPortOpcode( WorldPacket &recv_data )
{
    DEBUG_LOG( "WORLD: Recvd CMSG_BATTLEFIELD_PORT Message");

    uint8 type;                                             // arenatype if arena
    uint8 unk2;                                             // unk, can be 0x0 (may be if was invited?) and 0x1
    uint32 bgTypeId_;                                       // type id from dbc
    uint16 unk;                                             // 0x1F90 constant?
    uint8 action;                                           // enter battle 0x1, leave queue 0x0

    recv_data >> type >> unk2 >> bgTypeId_ >> unk >> action;

    if (!sBattlemasterListStore.LookupEntry(bgTypeId_))
    {
        sLog.outError("BattlegroundHandler: invalid bgtype (%u) received.", bgTypeId_);
        return;
    }
    if (!_player->InBattleGroundQueue())
    {
        sLog.outError("BattlegroundHandler: Invalid CMSG_BATTLEFIELD_PORT received from player (%u), he is not in bg_queue.", _player->GetGUIDLow());
        return;
    }

    //get GroupQueueInfo from BattleGroundQueue
    BattleGroundTypeId bgTypeId = BattleGroundTypeId(bgTypeId_);
    BattleGroundQueueTypeId bgQueueTypeId = BattleGroundMgr::BGQueueTypeId(bgTypeId, type);
    BattleGroundQueue& bgQueue = sBattleGroundMgr.m_BattleGroundQueues[bgQueueTypeId];
    //we must use temporary variable, because GroupQueueInfo pointer can be deleted in BattleGroundQueue::RemovePlayer() function
    GroupQueueInfo ginfo;
    if (!bgQueue.GetPlayerGroupInfoData(_player->GetGUID(), &ginfo))
    {
        sLog.outError("BattlegroundHandler: itrplayerstatus not found.");
        return;
    }
    // if action == 1, then instanceId is required
    if (!ginfo.IsInvitedToBGInstanceGUID && action == 1)
    {
        sLog.outError("BattlegroundHandler: instance not found.");
        return;
    }

    BattleGround *bg = sBattleGroundMgr.GetBattleGround(ginfo.IsInvitedToBGInstanceGUID, bgTypeId);

    // bg template might and must be used in case of leaving queue, when instance is not created yet
    if (!bg && action == 0)
        bg = sBattleGroundMgr.GetBattleGroundTemplate(bgTypeId);
    if (!bg)
    {
        sLog.outError("BattlegroundHandler: bg_template not found for type id %u.", bgTypeId);
        return;
    }

    // expected bracket entry
    PvPDifficultyEntry const* bracketEntry = GetBattlegroundBracketByLevel(bg->GetMapId(),_player->getLevel());
    if (!bracketEntry)
        return;

    //some checks if player isn't cheating - it is not exactly cheating, but we cannot allow it
    if (action == 1 && ginfo.ArenaType == 0)
    {
        //if player is trying to enter battleground (not arena!) and he has deserter debuff, we must just remove him from queue
        if (!_player->CanJoinToBattleground())
        {
            //send bg command result to show nice message
            WorldPacket data2;
            sBattleGroundMgr.BuildGroupJoinedBattlegroundPacket(&data2, ERR_GROUP_JOIN_BATTLEGROUND_DESERTERS);
            _player->GetSession()->SendPacket(&data2);
            action = 0;
            DEBUG_LOG("Battleground: player %s (%u) has a deserter debuff, do not port him to battleground!", _player->GetName(), _player->GetGUIDLow());
        }
        //if player don't match battleground max level, then do not allow him to enter! (this might happen when player leveled up during his waiting in queue
        if (_player->getLevel() > bg->GetMaxLevel())
        {
            sLog.outError("Battleground: Player %s (%u) has level (%u) higher than maxlevel (%u) of battleground (%u)! Do not port him to battleground!",
                _player->GetName(), _player->GetGUIDLow(), _player->getLevel(), bg->GetMaxLevel(), bg->GetTypeID());
            action = 0;
        }
    }
    uint32 queueSlot = _player->GetBattleGroundQueueIndex(bgQueueTypeId);
    WorldPacket data;
    switch( action )
    {
        case 1:                                         // port to battleground
            if (!_player->IsInvitedForBattleGroundQueueType(bgQueueTypeId))
                return;                                 // cheating?

            if (!_player->InBattleGround())
                _player->SetBattleGroundEntryPoint();

            // resurrect the player
            if (!_player->isAlive())
            {
                _player->ResurrectPlayer(1.0f);
                _player->SpawnCorpseBones();
            }
            // stop taxi flight at port
            if (_player->isInFlight())
            {
                _player->GetMotionMaster()->MovementExpired(false);
                _player->m_taxi.ClearTaxiDestinations();
            }

            sBattleGroundMgr.BuildBattleGroundStatusPacket(&data, bg, queueSlot, STATUS_IN_PROGRESS, 0, bg->GetStartTime(), bg->GetArenaType());
            _player->GetSession()->SendPacket(&data);
            // remove battleground queue status from BGmgr
            bgQueue.RemovePlayer(_player->GetGUID(), false);
            // this is still needed here if battleground "jumping" shouldn't add deserter debuff
            // also this is required to prevent stuck at old battleground after SetBattleGroundId set to new
            if (BattleGround *currentBg = _player->GetBattleGround())
                currentBg->RemovePlayerAtLeave(_player->GetGUID(), false, true);

            // set the destination instance id
            _player->SetBattleGroundId(bg->GetInstanceID(), bgTypeId);
            // set the destination team
            _player->SetBGTeam(ginfo.Team);
            // bg->HandleBeforeTeleportToBattleGround(_player);
            sBattleGroundMgr.SendToBattleGround(_player, ginfo.IsInvitedToBGInstanceGUID, bgTypeId);
            // add only in HandleMoveWorldPortAck()
            // bg->AddPlayer(_player,team);
            DEBUG_LOG("Battleground: player %s (%u) joined battle for bg %u, bgtype %u, queue type %u.", _player->GetName(), _player->GetGUIDLow(), bg->GetInstanceID(), bg->GetTypeID(), bgQueueTypeId);
            break;
        case 0:                                         // leave queue
            // if player leaves rated arena match before match start, it is counted as he played but he lost
            if (ginfo.IsRated)
            {
                ArenaTeam * at = sObjectMgr.GetArenaTeamById(ginfo.Team);
                if (at)
                {
                    DEBUG_LOG("UPDATING memberLost's personal arena rating for %u by opponents rating: %u, because he has left queue!", GUID_LOPART(_player->GetGUID()), ginfo.OpponentsMMR);
                    at->MemberPlayed(_player, ginfo.OpponentsMMR, false);
                    at->SaveToDB();
                }
            }
            _player->RemoveBattleGroundQueueId(bgQueueTypeId);  // must be called this way, because if you move this call to queue->removeplayer, it causes bugs
            sBattleGroundMgr.BuildBattleGroundStatusPacket(&data, bg, queueSlot, STATUS_NONE, 0, 0, 0);
            bgQueue.RemovePlayer(_player->GetGUID(), true);
            // player left queue, we should update it - do not update Arena Queue
            //if (!ginfo.ArenaType)
            //    sBattleGroundMgr.ScheduleQueueUpdate(ginfo.ArenaTeamRating, ginfo.ArenaType, bgQueueTypeId, bgTypeId, bracketEntry->GetBracketId());
            SendPacket(&data);
            DEBUG_LOG("Battleground: player %s (%u) left queue for bgtype %u, queue type %u.", _player->GetName(), _player->GetGUIDLow(), bg->GetTypeID(), bgQueueTypeId);
            break;
        default:
            sLog.outError("Battleground port: unknown action %u", action);
            break;
    }
}