void RandomPlayerbotMgr::OnPlayerLogin(Player* player)
{
    for (PlayerBotMap::const_iterator it = GetPlayerBotsBegin(); it != GetPlayerBotsEnd(); ++it)
    {
        Player* const bot = it->second;
        if (player == bot || player->GetPlayerbotAI())
            continue;

        Group* group = bot->GetGroup();
        if (!group)
            continue;

        for (GroupReference *gref = group->GetFirstMember(); gref; gref = gref->next())
        {
            Player* member = gref->getSource();
            PlayerbotAI* ai = bot->GetPlayerbotAI();
            if (member == player && (!ai->GetMaster() || ai->GetMaster()->GetPlayerbotAI()))
            {
                ai->SetMaster(player);
                ai->ResetStrategies();
                ai->TellMaster("Hello");
                break;
            }
        }
    }

    if (!player->GetPlayerbotAI())
        players.push_back(player);
}

void PlayerbotMgr::OnBotLogin(Player * const bot)
{
    // give the bot some AI, object is owned by the player class
    PlayerbotAI* ai = new PlayerbotAI(this, bot);
    bot->SetPlayerbotAI(ai);

    // tell the world session that they now manage this new bot
    m_playerBots[bot->GetObjectGuid()] = bot;

    // if bot is in a group and master is not in group then
    // have bot leave their group
    if (bot->GetGroup() &&
        (m_master->GetGroup() == nullptr ||
        m_master->GetGroup()->IsMember(bot->GetObjectGuid()) == false))
        bot->RemoveFromGroup();

    // sometimes master can lose leadership, pass leadership to master check
    const ObjectGuid masterGuid = m_master->GetObjectGuid();
    if (m_master->GetGroup() &&
        !m_master->GetGroup()->IsLeader(masterGuid))
        // But only do so if one of the master's bots is leader
        for (PlayerBotMap::const_iterator itr = GetPlayerBotsBegin(); itr != GetPlayerBotsEnd(); itr++)
        {
            Player* bot = itr->second;
            if (m_master->GetGroup()->IsLeader(bot->GetObjectGuid()))
            {
                m_master->GetGroup()->ChangeLeader(masterGuid);
                break;
            }
        }
}

void PlayerbotMgr::Stay()
{
    for (PlayerBotMap::const_iterator itr = GetPlayerBotsBegin(); itr != GetPlayerBotsEnd(); ++itr)
    {
        Player* bot = itr->second;
        bot->GetMotionMaster()->Clear();
    }
}

void RandomPlayerbotMgr::HandleCommand(uint32 type, const string& text, Player& fromPlayer)
{
    for (PlayerBotMap::const_iterator it = GetPlayerBotsBegin(); it != GetPlayerBotsEnd(); ++it)
    {
        Player* const bot = it->second;
        bot->GetPlayerbotAI()->HandleCommand(type, text, fromPlayer);
    }
}

void PlayerbotMgr::RemoveAllBotsFromGroup()
{
    for (PlayerBotMap::const_iterator it = GetPlayerBotsBegin(); m_master->GetGroup() && it != GetPlayerBotsEnd(); ++it)
    {
        Player* const bot = it->second;
        if (bot->IsInGroup(m_master))
            m_master->GetGroup()->RemoveMember(bot->GetObjectGuid(), 0);
    }
}

void PlayerbotMgr::LogoutAllBots()
{
    while (true)
    {
        PlayerBotMap::const_iterator itr = GetPlayerBotsBegin();
        if (itr == GetPlayerBotsEnd()) break;
        Player* bot= itr->second;
        LogoutPlayerBot(bot->GetGUID());
    }
}

void PlayerbotMgr::LogoutAllBots()
{
    while (true)
    {
        PlayerBotMap::const_iterator itr = GetPlayerBotsBegin();
        if (itr == GetPlayerBotsEnd()) break;
        Player* bot = itr->second;
        LogoutPlayerBot(bot->GetObjectGuid());
    }
    RemoveAllBotsFromGroup();
}

void PlayerbotMgr::OnMasterLevelUp() 
{
	// give all bots the same level as the master so they stay current
	for (PlayerBotMap::const_iterator it = GetPlayerBotsBegin(); it != GetPlayerBotsEnd(); ++it)
	{
		Player* const bot = it->second;
		if (bot->getLevel() < m_master->getLevel())
		{
			bot->GiveLevel(m_master->getLevel());
			bot->GetPlayerbotAI()->Levelup();
		}
	}
}

void PlayerbotMgr::LogoutAllBots()
{
    while (true)
    {
        PlayerBotMap::const_iterator itr = GetPlayerBotsBegin();
        if (itr == GetPlayerBotsEnd()) break;
        if (Player* bot = itr->second)
        {
            LogoutPlayerBot(bot->GetObjectGuid());
            m_botCount--;
        }
    }
    RemoveAllBotsFromGroup();                   ///-> If bot are logging out remove them group
}

void PlayerbotMgr::OnBotLogin(Player* const bot)
{
    // simulate client taking control
    WorldPacket* const pCMSG_SET_ACTIVE_MOVER = new WorldPacket(CMSG_SET_ACTIVE_MOVER, 8);
    *pCMSG_SET_ACTIVE_MOVER << bot->GetObjectGuid();
    bot->GetSession()->QueuePacket(std::move(std::unique_ptr<WorldPacket>(pCMSG_SET_ACTIVE_MOVER)));

    WorldPacket* const pMSG_MOVE_FALL_LAND = new WorldPacket(MSG_MOVE_FALL_LAND, 28);
    *pMSG_MOVE_FALL_LAND << bot->GetMover()->m_movementInfo;
    bot->GetSession()->QueuePacket(std::move(std::unique_ptr<WorldPacket>(pMSG_MOVE_FALL_LAND)));

    // give the bot some AI, object is owned by the player class
    PlayerbotAI* ai = new PlayerbotAI(this, bot);
    bot->SetPlayerbotAI(ai);

    // tell the world session that they now manage this new bot
    m_playerBots[bot->GetObjectGuid()] = bot;

    // if bot is in a group and master is not in group then
    // have bot leave their group
    if (bot->GetGroup() &&
            (m_master->GetGroup() == nullptr ||
             m_master->GetGroup()->IsMember(bot->GetObjectGuid()) == false))
        bot->RemoveFromGroup();

    // sometimes master can lose leadership, pass leadership to master check
    const ObjectGuid masterGuid = m_master->GetObjectGuid();
    if (m_master->GetGroup() &&
            !m_master->GetGroup()->IsLeader(masterGuid))
    {
        // But only do so if one of the master's bots is leader
        for (PlayerBotMap::const_iterator itr = GetPlayerBotsBegin(); itr != GetPlayerBotsEnd(); itr++)
        {
            Player* bot = itr->second;
            if (m_master->GetGroup()->IsLeader(bot->GetObjectGuid()))
            {
                m_master->GetGroup()->ChangeLeader(masterGuid);
                break;
            }
        }
    }
}

void RandomPlayerbotMgr::OnPlayerLogout(Player* player)
{
    for (PlayerBotMap::const_iterator it = GetPlayerBotsBegin(); it != GetPlayerBotsEnd(); ++it)
    {
        Player* const bot = it->second;
        PlayerbotAI* ai = bot->GetPlayerbotAI();
        if (player == ai->GetMaster())
        {
            ai->SetMaster(NULL);
            ai->ResetStrategies();
        }
    }

    if (!player->GetPlayerbotAI())
    {
        vector<Player*>::iterator i = find(players.begin(), players.end(), player);
        if (i != players.end())
            players.erase(i);
    }
}

void PlayerbotMgr::HandleMasterIncomingPacket(const WorldPacket& packet)
{
    switch (packet.GetOpcode())
    {
        case CMSG_OFFER_PETITION:
        {
            WorldPacket p(packet);
            p.rpos(0);    // reset reader
            ObjectGuid petitionGuid;
            ObjectGuid playerGuid;
            uint32 junk;

            p >> junk;                                      // this is not petition type!
            p >> petitionGuid;                              // petition guid
            p >> playerGuid;                                // player guid

            Player* player = ObjectAccessor::FindPlayer(playerGuid);
            if (!player)
                return;

            uint32 petitionLowGuid = petitionGuid.GetCounter();

            QueryResult* result = CharacterDatabase.PQuery("SELECT * FROM petition_sign WHERE playerguid = '%u' AND petitionguid = '%u'", player->GetGUIDLow(), petitionLowGuid);

            if (result)
            {
                ChatHandler(m_master).PSendSysMessage("%s has already signed the petition", player->GetName());
                delete result;
                return;
            }

            CharacterDatabase.PExecute("INSERT INTO petition_sign (ownerguid,petitionguid, playerguid, player_account) VALUES ('%u', '%u', '%u','%u')",
                                       GetMaster()->GetGUIDLow(), petitionLowGuid, player->GetGUIDLow(), GetMaster()->GetSession()->GetAccountId());

            p.Initialize(SMSG_PETITION_SIGN_RESULTS, (8 + 8 + 4));
            p << ObjectGuid(petitionGuid);
            p << ObjectGuid(playerGuid);
            p << uint32(PETITION_SIGN_OK);

            // close at signer side
            GetMaster()->GetSession()->SendPacket(p);

            return;
        }

        case CMSG_ACTIVATETAXI:
        {
            WorldPacket p(packet);
            p.rpos(0); // reset reader

            ObjectGuid guid;
            std::vector<uint32> nodes;
            nodes.resize(2);
            uint8 delay = 9;
            p >> guid >> nodes[0] >> nodes[1];

            // DEBUG_LOG ("[PlayerbotMgr]: HandleMasterIncomingPacket - Received CMSG_ACTIVATETAXI from %d to %d", nodes[0], nodes[1]);

            for (PlayerBotMap::const_iterator it = GetPlayerBotsBegin(); it != GetPlayerBotsEnd(); ++it)
            {

                delay = delay + 3;
                Player* const bot = it->second;
                if (!bot)
                    return;

                Group* group = bot->GetGroup();
                if (!group)
                    continue;

                Unit* target = ObjectAccessor::GetUnit(*bot, guid);

                bot->GetPlayerbotAI()->SetIgnoreUpdateTime(delay);

                bot->GetMotionMaster()->Clear(true);
                bot->GetMotionMaster()->MoveFollow(target, INTERACTION_DISTANCE, bot->GetOrientation());
                bot->GetPlayerbotAI()->GetTaxi(guid, nodes);
            }
            return;
        }

        case CMSG_ACTIVATETAXIEXPRESS:
        {
            WorldPacket p(packet);
            p.rpos(0); // reset reader

            ObjectGuid guid;
            uint32 node_count;
            uint8 delay = 9;

            p >> guid;
            p.read_skip<uint32>();
            p >> node_count;

            std::vector<uint32> nodes;
            for (uint32 i = 0; i < node_count; ++i)
            {
                uint32 node;
                p >> node;
                nodes.push_back(node);
//.........这里部分代码省略.........

//.........这里部分代码省略.........
                            // not expected _player or must checked in packet hanlder
                            (this->*opHandle.handler)(*packet);
                            if (sLog.IsOutDebug() && packet->rpos() < packet->wpos())
                                LogUnprocessedTail(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
                        {
                            (this->*opHandle.handler)(*packet);
                            if (sLog.IsOutDebug() && packet->rpos() < packet->wpos())
                                LogUnprocessedTail(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;

                        (this->*opHandle.handler)(*packet);
                        if (sLog.IsOutDebug() && packet->rpos() < packet->wpos())
                            LogUnprocessedTail(packet);
                        break;
                    case STATUS_NEVER:
                        /*
                        sLog.outError("SESSION: received not allowed opcode %s (0x%.4X)",
                            LookupOpcodeName(packet->GetOpcode()),
                            packet->GetOpcode());
                        */
                        break;
                }
            }
            catch(ByteBufferException &)
            {
                sLog.outError("WorldSession::Update ByteBufferException occured while parsing a packet (opcode: %u) from client %s, accountid=%i. Skipped packet.",
                        packet->GetOpcode(), GetRemoteAddress().c_str(), GetAccountId());
                if (sLog.IsOutDebug())
                {
                    sLog.outDebug("Dumping error causing packet:");
                    packet->hexlike();
                }
            }
        }

        delete packet;
    }

    time_t currTime = time(NULL);
    ///- If necessary, log the player out
    if (ShouldLogOut(currTime) && !m_playerLoading)
        LogoutPlayer(true);

	//PlayerBot mod - 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 its master's
	//WorldSession object we need to process all master's bot's packets.
	for(PlayerBotMap::const_iterator itr = GetPlayerBotsBegin(); itr != GetPlayerBotsEnd(); ++itr)
	{
		Player *const botPlayer = itr->second;
		WorldSession *const pBotWorldSession = botPlayer->GetSession();
		if(botPlayer->IsBeingTeleportedFar())
		{
			pBotWorldSession->HandleMoveWorldportAckOpcode();
		} 
		else if(botPlayer->IsInWorld())
		{
			WorldPacket *packet;
			while(pBotWorldSession->_recvQueue.next(packet))
			{
				OpcodeHandler &opHandle = opcodeTable[packet->GetOpcode()];
				(pBotWorldSession->*opHandle.handler)(*packet);
				delete packet;
			}
		}
	}

    ///- Cleanup socket pointer if need
    if (m_Socket && m_Socket->IsClosed())
    {
        m_Socket->RemoveReference();
        m_Socket = NULL;
    }

    if (!m_Socket)
        return false;                                       //Will remove this session from the world session map

    return true;
}

/// %Log the player out
void WorldSession::LogoutPlayer(bool Save)
{
	if (!_player) return;

	if (_player->IsMounted()) _player->Unmount();

	// PlayerBot mod: log out all playerbots owned by this character
	//while(!m_playerBots.empty())
	//	LogoutPlayerBot(m_playerBots.begin()->first, Save);

	PlayerBotMap m_pBots;
	uint8 m_botCount = 0;
	for(PlayerBotMap::const_iterator itr = GetPlayerBotsBegin(); itr != GetPlayerBotsEnd(); ++itr)
	{
		Player *bot = itr->second;
		(m_pBots)[itr->first] = bot;
		++m_botCount;
	}

	// Create a solo bind for player if player is currently in group in instance with all bots
	Group *m_Group = _player->GetGroup();
	bool rebound = false;
	if(m_botCount > 0 && m_Group && m_botCount == m_Group->GetMembersCount()-1)
		if (InstanceSave *save = sInstanceSaveManager.GetInstanceSave(_player->GetInstanceId()))
		{
			_player->BindToInstance(save, false);
			save->SetCanReset(false);
			rebound = true;
		}

	for(PlayerBotMap::const_iterator itr2 = m_pBots.begin(); itr2 != m_pBots.end(); ++itr2)
	{
		Player *botPlayer = itr2->second;
		if (!botPlayer) continue;
		LogoutPlayerBot(botPlayer->GetGUID(), Save);
	}

	if (rebound)
		_player->m_InstanceValid = true;

    // finish pending transfers before starting the logout
    while (_player && _player->IsBeingTeleportedFar())
        HandleMoveWorldportAckOpcode();

    m_playerLogout = true;
    m_playerSave = Save;

    if (_player)
    {
        sLFGMgr.Leave(_player);
        GetPlayer()->GetSession()->SendLfgUpdateParty(LFG_UPDATETYPE_REMOVED_FROM_QUEUE);
        GetPlayer()->GetSession()->SendLfgUpdatePlayer(LFG_UPDATETYPE_REMOVED_FROM_QUEUE);
        GetPlayer()->GetSession()->SendLfgUpdateSearch(false);

        if (uint64 lguid = GetPlayer()->GetLootGUID())
            DoLootRelease(lguid);

        ///- If the player just died before logging out, make him appear as a ghost
        //FIXME: logout must be delayed in case lost connection with client in time of combat
        if (_player->GetDeathTimer())
        {
            _player->getHostileRefManager().deleteReferences();
            _player->BuildPlayerRepop();
            _player->RepopAtGraveyard();
        }
        else if (!_player->getAttackers().empty())
        {
            _player->CombatStop();
            _player->getHostileRefManager().setOnlineOfflineState(false);
            _player->RemoveAllAurasOnDeath();

            // build set of player who attack _player or who have pet attacking of _player
            std::set<Player*> aset;
            for (Unit::AttackerSet::const_iterator itr = _player->getAttackers().begin(); itr != _player->getAttackers().end(); ++itr)
            {
                Unit* owner = (*itr)->GetOwner();           // including player controlled case
                if (owner)
                {
                    if (owner->GetTypeId() == TYPEID_PLAYER)
              aset.insert(owner->ToPlayer());
                }
                else
                if ((*itr)->GetTypeId() == TYPEID_PLAYER)
                    aset.insert((Player*)(*itr));
            }

            _player->SetPvPDeath(!aset.empty());
            _player->KillPlayer();
            _player->BuildPlayerRepop();
            _player->RepopAtGraveyard();

            // give honor to all attackers from set like group case
            for (std::set<Player*>::const_iterator itr = aset.begin(); itr != aset.end(); ++itr)
                (*itr)->RewardHonor(_player,aset.size());

            // give bg rewards and update counters like kill by first from attackers
            // this can't be called for all attackers.
            if (!aset.empty())
                if (BattleGround *bg = _player->GetBattleGround())
//.........这里部分代码省略.........

void PlayerbotMgr::HandleMasterIncomingPacket(const WorldPacket& packet)
{
    switch (packet.GetOpcode())
    {
        // if master is logging out, log out all bots
        case CMSG_LOGOUT_REQUEST:
        {
            LogoutAllBots();
            return;
        }

        // If master inspects one of his bots, give the master useful info in chat window
        // such as inventory that can be equipped
        case CMSG_INSPECT:
        {
            WorldPacket p(packet);
            p.rpos(0); // reset reader
            uint64 guid;
            p >> guid;
            Player* const bot = GetPlayerBot(guid);
            if (bot) bot->GetPlayerbotAI()->SendNotEquipList(*bot);
            return;
        }

        // handle emotes from the master
        //case CMSG_EMOTE:
        case CMSG_TEXT_EMOTE:
        {
            WorldPacket p(packet);
            p.rpos(0); // reset reader
            uint32 emoteNum;
            p >> emoteNum;

            /* std::ostringstream out;
            out << "emote is: " << emoteNum;
            ChatHandler ch(m_master);
            ch.SendSysMessage(out.str().c_str()); */

            switch (emoteNum)
            {
                case TEXTEMOTE_BOW:
                {
                    // Buff anyone who bows before me. Useful for players not in bot's group
                    // How do I get correct target???
                    //Player* const pPlayer = GetPlayerBot(m_master->GetSelection());
                    //if (pPlayer->GetPlayerbotAI()->GetClassAI())
                    //    pPlayer->GetPlayerbotAI()->GetClassAI()->BuffPlayer(pPlayer);
                    return;
                }
                /*
                case TEXTEMOTE_BONK:
                {
                    Player* const pPlayer = GetPlayerBot(m_master->GetSelection());
                    if (!pPlayer || !pPlayer->GetPlayerbotAI())
                        return;
                    PlayerbotAI* const pBot = pPlayer->GetPlayerbotAI();

                    ChatHandler ch(m_master);
                    {
                        std::ostringstream out;
                        out << "time(0): " << time(0)
                            << " m_ignoreAIUpdatesUntilTime: " << pBot->m_ignoreAIUpdatesUntilTime;
                        ch.SendSysMessage(out.str().c_str());
                    }
                    {
                        std::ostringstream out;
                        out << "m_TimeDoneEating: " << pBot->m_TimeDoneEating
                            << " m_TimeDoneDrinking: " << pBot->m_TimeDoneDrinking;
                        ch.SendSysMessage(out.str().c_str());
                    }
                    {
                        std::ostringstream out;
                        out << "m_CurrentlyCastingSpellId: " << pBot->m_CurrentlyCastingSpellId;
                        ch.SendSysMessage(out.str().c_str());
                    }
                    {
                        std::ostringstream out;
                        out << "IsBeingTeleported() " << pBot->GetPlayer()->IsBeingTeleported();
                        ch.SendSysMessage(out.str().c_str());
                    }
                    {
                        std::ostringstream out;
                        bool tradeActive = (pBot->GetPlayer()->GetTrader()) ? true : false;
                        out << "tradeActive: " << tradeActive;
                        ch.SendSysMessage(out.str().c_str());
                    }
                    {
                        std::ostringstream out;
                        out << "IsCharmed() " << pBot->getPlayer()->isCharmed();
                        ch.SendSysMessage(out.str().c_str());
                    }
                    return;
                }
                */

                case TEXTEMOTE_EAT:
                case TEXTEMOTE_DRINK:
                {
                    for (PlayerBotMap::const_iterator it = GetPlayerBotsBegin(); it != GetPlayerBotsEnd(); ++it)
                    {
//.........这里部分代码省略.........

void PlayerbotMgr::HandleMasterIncomingPacket(const WorldPacket& packet)
{
    switch (packet.GetOpcode())
    {

        case CMSG_ACTIVATETAXI:
        {
            WorldPacket p(packet);
            p.rpos(0); // reset reader

            ObjectGuid guid;
            std::vector<uint32> nodes;
            nodes.resize(2);
            uint8 delay = 9;

            p >> guid >> nodes[0] >> nodes[1];

            DEBUG_LOG ("[PlayerbotMgr]: HandleMasterIncomingPacket - Received CMSG_ACTIVATETAXI from %d to %d", nodes[0], nodes[1]);

            for (PlayerBotMap::const_iterator it = GetPlayerBotsBegin(); it != GetPlayerBotsEnd(); ++it)
            {

                delay = delay + 3;
                Player* const bot = it->second;
                if (!bot)
                    return;

                Group* group = bot->GetGroup();
                if (!group)
                    continue;

                Unit *target = ObjectAccessor::GetUnit(*bot, guid);

                bot->GetPlayerbotAI()->SetIgnoreUpdateTime(delay);

                bot->GetMotionMaster()->Clear(true);
                bot->GetMotionMaster()->MoveFollow(target, INTERACTION_DISTANCE, bot->GetOrientation());
                bot->GetPlayerbotAI()->GetTaxi(guid, nodes);
            }
            return;
        }

        case CMSG_ACTIVATETAXIEXPRESS:
        {
            WorldPacket p(packet);
            p.rpos(0); // reset reader

            ObjectGuid guid;
            uint32 node_count;
            uint8 delay = 9;

            p >> guid;
            p.read_skip<uint32>();
            p >> node_count;

            std::vector<uint32> nodes;

            for (uint32 i = 0; i < node_count; ++i)
            {
                uint32 node;
                p >> node;
                nodes.push_back(node);
            }

            if (nodes.empty())
                return;

            DEBUG_LOG ("[PlayerbotMgr]: HandleMasterIncomingPacket - Received CMSG_ACTIVATETAXIEXPRESS from %d to %d", nodes.front(), nodes.back());

            for (PlayerBotMap::const_iterator it = GetPlayerBotsBegin(); it != GetPlayerBotsEnd(); ++it)
            {

                delay = delay + 3;
                Player* const bot = it->second;
                if (!bot)
                    return;

                Group* group = bot->GetGroup();
                if (!group)
                    continue;

                Unit *target = ObjectAccessor::GetUnit(*bot, guid);

                bot->GetPlayerbotAI()->SetIgnoreUpdateTime(delay);

                bot->GetMotionMaster()->Clear(true);
                bot->GetMotionMaster()->MoveFollow(target, INTERACTION_DISTANCE, bot->GetOrientation());
                bot->GetPlayerbotAI()->GetTaxi(guid, nodes);
            }
            return;
        }

        case CMSG_MOVE_SPLINE_DONE:
        {
            DEBUG_LOG ("[PlayerbotMgr]: HandleMasterIncomingPacket - Received CMSG_MOVE_SPLINE_DONE");

            WorldPacket p(packet);
            p.rpos(0); // reset reader

            ObjectGuid guid;                                        // used only for proper packet read
//.........这里部分代码省略.........