C++ CharmInfo类代码示例

void PetAI::ClearCharmInfoFlags()
{
    // Quick access to set all flags to FALSE

    CharmInfo* ci = me->GetCharmInfo();

    if (ci)
    {
        ci->SetIsAtStay(false);
        ci->SetIsCommandAttack(false);
        ci->SetIsCommandFollow(false);
        ci->SetIsFollowing(false);
        ci->SetIsReturning(false);
    }
}

void WorldSession::HandlePetSetAction( WorldPacket & recv_data )
{
    DETAIL_LOG( "HandlePetSetAction. CMSG_PET_SET_ACTION" );

    uint64 petguid;
    uint8  count;

    recv_data >> petguid;

    // FIXME: charmed case
    //Pet* pet = ObjectAccessor::Instance().GetPet(petguid);
    if(ObjectAccessor::FindPlayer(petguid))
        return;

    Creature* pet = _player->GetMap()->GetAnyTypeCreature(petguid);

    if(!pet || (pet != _player->GetPet() && pet != _player->GetCharm()))
    {
        sLog.outError( "HandlePetSetAction: Unknown pet or pet owner." );
        return;
    }

    // pet can have action bar disabled
    if(pet->IsPet() && ((Pet*)pet)->GetModeFlags() & PET_MODE_DISABLE_ACTIONS)
        return;

    CharmInfo *charmInfo = pet->GetCharmInfo();
    if(!charmInfo)
    {
        sLog.outError("WorldSession::HandlePetSetAction: object (GUID: %u TypeId: %u) is considered pet-like but doesn't have a charminfo!", pet->GetGUIDLow(), pet->GetTypeId());
        return;
    }

    count = (recv_data.size() == 24) ? 2 : 1;

    uint32 position[2];
    uint32 data[2];
    bool move_command = false;

    for(uint8 i = 0; i < count; ++i)
    {
        recv_data >> position[i];
        recv_data >> data[i];

        uint8 act_state = UNIT_ACTION_BUTTON_TYPE(data[i]);

        //ignore invalid position
        if(position[i] >= MAX_UNIT_ACTION_BAR_INDEX)
            return;

        // in the normal case, command and reaction buttons can only be moved, not removed
        // at moving count ==2, at removing count == 1
        // ignore attempt to remove command|reaction buttons (not possible at normal case)
        if (act_state == ACT_COMMAND || act_state == ACT_REACTION)
        {
            if (count == 1)
                return;

            move_command = true;
        }
    }

    // check swap (at command->spell swap client remove spell first in another packet, so check only command move correctness)
    if (move_command)
    {
        uint8 act_state_0 = UNIT_ACTION_BUTTON_TYPE(data[0]);
        if(act_state_0 == ACT_COMMAND || act_state_0 == ACT_REACTION)
        {
            uint32 spell_id_0 = UNIT_ACTION_BUTTON_ACTION(data[0]);
            UnitActionBarEntry const* actionEntry_1 = charmInfo->GetActionBarEntry(position[1]);
            if (!actionEntry_1 || spell_id_0 != actionEntry_1->GetAction() ||
                act_state_0 != actionEntry_1->GetType())
                return;
        }

        uint8 act_state_1 = UNIT_ACTION_BUTTON_TYPE(data[1]);
        if(act_state_1 == ACT_COMMAND || act_state_1 == ACT_REACTION)
        {
            uint32 spell_id_1 = UNIT_ACTION_BUTTON_ACTION(data[1]);
            UnitActionBarEntry const* actionEntry_0 = charmInfo->GetActionBarEntry(position[0]);
            if (!actionEntry_0 || spell_id_1 != actionEntry_0->GetAction() ||
                act_state_1 != actionEntry_0->GetType())
                return;
        }
    }

    for(uint8 i = 0; i < count; ++i)
    {
        uint32 spell_id = UNIT_ACTION_BUTTON_ACTION(data[i]);
        uint8 act_state = UNIT_ACTION_BUTTON_TYPE(data[i]);

        DETAIL_LOG( "Player %s has changed pet spell action. Position: %u, Spell: %u, State: 0x%X", _player->GetName(), position[i], spell_id, uint32(act_state));

        //if it's act for spell (en/disable/cast) and there is a spell given (0 = remove spell) which pet doesn't know, don't add
        if(!((act_state == ACT_ENABLED || act_state == ACT_DISABLED || act_state == ACT_PASSIVE) && spell_id && !pet->HasSpell(spell_id)))
        {
            //sign for autocast
            if(act_state == ACT_ENABLED && spell_id)
            {
                if(pet->isCharmed())
//.........这里部分代码省略.........

void WorldSession::HandlePetAction( WorldPacket & recv_data )
{
    ObjectGuid petGuid;
    uint32 data;
    ObjectGuid targetGuid;
    recv_data >> petGuid;
    recv_data >> data;
    recv_data >> targetGuid;

    uint32 spellid = UNIT_ACTION_BUTTON_ACTION(data);
    uint8 flag = UNIT_ACTION_BUTTON_TYPE(data);             //delete = 0x07 CastSpell = C1

    DETAIL_LOG("HandlePetAction: %s flag is %u, spellid is %u, target %s.", petGuid.GetString().c_str(), uint32(flag), spellid, targetGuid.GetString().c_str());

    // used also for charmed creature/player
    Unit* pet = _player->GetMap()->GetUnit(petGuid);
    if (!pet)
    {
        sLog.outError("HandlePetAction: %s not exist.", petGuid.GetString().c_str());
        return;
    }

    if (GetPlayer()->GetObjectGuid() != pet->GetCharmerOrOwnerGuid())
    {
        sLog.outError("HandlePetAction: %s isn't controlled by %s.", petGuid.GetString().c_str(), GetPlayer()->GetGuidStr().c_str());
        return;
    }

    if (!pet->isAlive())
        return;

    if (pet->GetTypeId() == TYPEID_PLAYER)
    {
        // controller player can only do melee attack
        if (!(flag == ACT_COMMAND && spellid == COMMAND_ATTACK))
            return;
    }
    else if (((Creature*)pet)->IsPet())
    {
        // pet can have action bar disabled
        if(((Pet*)pet)->GetModeFlags() & PET_MODE_DISABLE_ACTIONS)
            return;
    }

    CharmInfo *charmInfo = pet->GetCharmInfo();
    if(!charmInfo)
    {
        sLog.outError("WorldSession::HandlePetAction: object (GUID: %u TypeId: %u) is considered pet-like but doesn't have a charminfo!", pet->GetGUIDLow(), pet->GetTypeId());
        return;
    }

    switch(flag)
    {
        case ACT_COMMAND:                                   //0x07
            switch(spellid)
            {
                case COMMAND_STAY:                          //flat=1792  //STAY
                    pet->StopMoving();
                    pet->GetMotionMaster()->Clear(false);
                    pet->GetMotionMaster()->MoveIdle();
                    charmInfo->SetCommandState( COMMAND_STAY );
                    break;
                case COMMAND_FOLLOW:                        //spellid=1792  //FOLLOW
                    pet->AttackStop();
                    pet->GetMotionMaster()->MoveFollow(_player,PET_FOLLOW_DIST,PET_FOLLOW_ANGLE);
                    charmInfo->SetCommandState( COMMAND_FOLLOW );
                    break;
                case COMMAND_ATTACK:                        //spellid=1792  //ATTACK
                {
                    Unit *TargetUnit = _player->GetMap()->GetUnit(targetGuid);
                    if(!TargetUnit)
                        return;

                    // not let attack friendly units.
                    if(GetPlayer()->IsFriendlyTo(TargetUnit))
                        return;
                    // Not let attack through obstructions
                    if(!pet->IsWithinLOSInMap(TargetUnit))
                        return;

                    // This is true if pet has no target or has target but targets differs.
                    if(pet->getVictim() != TargetUnit)
                    {
                        if (pet->getVictim())
                            pet->AttackStop();

                        if (pet->hasUnitState(UNIT_STAT_CONTROLLED))
                        {
                            pet->Attack(TargetUnit, true);
                            pet->SendPetAIReaction();
                        }
                        else
                        {
                            pet->GetMotionMaster()->Clear();

                            if (((Creature*)pet)->AI())
                                ((Creature*)pet)->AI()->AttackStart(TargetUnit);

                            // 10% chance to play special pet attack talk, else growl
                            if(((Creature*)pet)->IsPet() && ((Pet*)pet)->getPetType() == SUMMON_PET && pet != TargetUnit && roll_chance_i(10))
//.........这里部分代码省略.........

void WorldSession::HandlePetSetAction( WorldPacket & recv_data )
{
    CHECK_PACKET_SIZE(recv_data, 8+4+2+2);

    sLog.outDetail( "HandlePetSetAction. CMSG_PET_SET_ACTION\n" );

    uint64 petguid;
    uint32 position;
    uint16 spell_id;
    uint16 act_state;
    uint8  count;

    recv_data >> petguid;

    // FIXME: charmed case
    //Pet* pet = ObjectAccessor::Instance().GetPet(petguid);
    if(ObjectAccessor::FindPlayer(petguid))
        return;

    Creature* pet = ObjectAccessor::GetCreatureOrPet(*_player, petguid);

    if(!pet || (pet != _player->GetPet() && pet != _player->GetCharm()))
    {
        sLog.outError( "HandlePetSetAction: Unknown pet or pet owner.\n" );
        return;
    }

    CharmInfo *charmInfo = pet->GetCharmInfo();
    if(!charmInfo)
    {
        sLog.outError("WorldSession::HandlePetSetAction: object "I64FMTD" is considered pet-like but doesn't have a charminfo!", pet->GetGUID());
        return;
    }

    count = (recv_data.size() == 24) ? 2 : 1;
    for(uint8 i = 0; i < count; i++)
    {
        recv_data >> position;
        recv_data >> spell_id;
        recv_data >> act_state;

        sLog.outDetail( "Player %s has changed pet spell action. Position: %u, Spell: %u, State: 0x%X\n", _player->GetName(), position, spell_id, act_state);

                                                            //if it's act for spell (en/disable/cast) and there is a spell given (0 = remove spell) which pet doesn't know, don't add
        if(!((act_state == ACT_ENABLED || act_state == ACT_DISABLED || act_state == ACT_CAST) && spell_id && !pet->HasSpell(spell_id)))
        {
            //sign for autocast
            if(act_state == ACT_ENABLED && spell_id)
            {
                if(pet->isCharmed())
                    charmInfo->ToggleCreatureAutocast(spell_id, true);
                else
                    ((Pet*)pet)->ToggleAutocast(spell_id, true);
            }
            //sign for no/turn off autocast
            else if(act_state == ACT_DISABLED && spell_id)
            {
                if(pet->isCharmed())
                    charmInfo->ToggleCreatureAutocast(spell_id, false);
                else
                    ((Pet*)pet)->ToggleAutocast(spell_id, false);
            }

            charmInfo->GetActionBarEntry(position)->Type = act_state;
            charmInfo->GetActionBarEntry(position)->SpellOrAction = spell_id;
        }
    }
}

void WorldSession::HandlePetAction(WorldPacket& recv_data)
{
    ObjectGuid petGuid;
    uint32 data;
    ObjectGuid targetGuid;
    recv_data >> petGuid;
    recv_data >> data;
    recv_data >> targetGuid;

    uint32 spellid = UNIT_ACTION_BUTTON_ACTION(data);
    uint8 flag = UNIT_ACTION_BUTTON_TYPE(data);             // delete = 0x07 CastSpell = C1

    DETAIL_LOG("HandlePetAction: %s flag is %u, spellid is %u, target %s.", petGuid.GetString().c_str(), uint32(flag), spellid, targetGuid.GetString().c_str());

    // used also for charmed creature/player
    Unit* petUnit = _player->GetMap()->GetUnit(petGuid);
    if (!petUnit)
    {
        sLog.outError("HandlePetAction: %s not exist.", petGuid.GetString().c_str());
        return;
    }

    if (_player->GetObjectGuid() != petUnit->GetMasterGuid())
    {
        sLog.outError("HandlePetAction: %s isn't controlled by %s.", petGuid.GetString().c_str(), _player->GetGuidStr().c_str());
        return;
    }

    if (!petUnit->isAlive())
        return;

    CharmInfo* charmInfo = petUnit->GetCharmInfo();
    if (!charmInfo)
    {
        sLog.outError("WorldSession::HandlePetAction: object (GUID: %u TypeId: %u) is considered pet-like but doesn't have a charminfo!", petUnit->GetGUIDLow(), petUnit->GetTypeId());
        return;
    }

    Pet* pet = nullptr;
    Creature* creature = nullptr;

    if (petUnit->GetTypeId() == TYPEID_UNIT)
    {
        creature = static_cast<Creature*>(petUnit);

        if (creature->IsPet())
        {
            pet = static_cast<Pet*>(petUnit);

            if (pet->GetModeFlags() & PET_MODE_DISABLE_ACTIONS)
                return;
        }
    }

    if (!pet)
    {
        if (petUnit->hasUnitState(UNIT_STAT_POSSESSED))
        {
            // possess case
            if (flag != uint8(ACT_COMMAND))
            {
                sLog.outError("PetHAndler: unknown PET flag Action %i and spellid %i. For possessed %s", uint32(flag), spellid, petUnit->GetGuidStr().c_str());
                return;
            }

            switch (spellid)
            {
                case COMMAND_STAY:
                case COMMAND_FOLLOW:
                    charmInfo->SetCommandState(CommandStates(spellid));
                    break;
                case COMMAND_ATTACK:
                {
                    Unit* targetUnit = targetGuid ? _player->GetMap()->GetUnit(targetGuid) : nullptr;

                    if (targetUnit && targetUnit != petUnit && petUnit->CanAttack(targetUnit))
                    {
                        // This is true if pet has no target or has target but targets differs.
                        if (petUnit->getVictim() != targetUnit)
                            petUnit->Attack(targetUnit, true);
                    }
                    break;
                }
                case COMMAND_DISMISS:
                    _player->BreakCharmOutgoing(petUnit);
                    break;
                default:
                    sLog.outError("PetHandler: Not allowed action %i and spellid %i. Pet %s owner is %s", uint32(flag), spellid, petUnit->GetGuidStr().c_str(), _player->GetGuidStr().c_str());
                    break;
            }
        }

        if (!petUnit->HasCharmer())
            return;
    }

    switch (flag)
    {
        case ACT_COMMAND:                                   // 0x07
            switch (spellid)
//.........这里部分代码省略.........

void PetAI::UpdateAI(const uint32 diff)
{
    if (!m_unit->isAlive())
        return;
    Creature* creature = (m_unit->GetTypeId() == TYPEID_UNIT) ? static_cast<Creature*>(m_unit) : nullptr;
    Pet* pet = (creature && creature->IsPet()) ? static_cast<Pet*>(m_unit) : nullptr;
    
    Unit* owner = m_unit->GetMaster();
    if (!owner)
        return;

    Unit* victim = (pet && pet->GetModeFlags() & PET_MODE_DISABLE_ACTIONS) ? nullptr : m_unit->getVictim();

    if (m_updateAlliesTimer <= diff)
        // UpdateAllies self set update timer
        UpdateAllies();
    else
        m_updateAlliesTimer -= diff;

    if (inCombat && !victim)
    {
        m_unit->AttackStop(true, true);
        inCombat = false;
    }

    CharmInfo* charminfo = m_unit->GetCharmInfo();
    MANGOS_ASSERT(charminfo);

    if (charminfo->GetIsRetreating())
    {
        if (!owner->IsWithinDistInMap(m_unit, (PET_FOLLOW_DIST * 2)))
        {
            if (!m_unit->hasUnitState(UNIT_STAT_FOLLOW))
                m_unit->GetMotionMaster()->MoveFollow(owner, PET_FOLLOW_DIST, PET_FOLLOW_ANGLE);

            return;
        }
        else
            charminfo->SetIsRetreating();
    }
    else if (charminfo->GetSpellOpener() != 0) // have opener stored
    {
        uint32 minRange = charminfo->GetSpellOpenerMinRange();

        if (!(victim = m_unit->getVictim())
            || (minRange != 0 && m_unit->IsWithinDistInMap(victim, minRange)))
            charminfo->SetSpellOpener();
        else if (m_unit->IsWithinDistInMap(victim, charminfo->GetSpellOpenerMaxRange())
                && m_unit->IsWithinLOSInMap(victim))
        {
            // stop moving
            m_unit->clearUnitState(UNIT_STAT_MOVING);

            // auto turn to target
            m_unit->SetInFront(victim);

            if (victim->GetTypeId() == TYPEID_PLAYER)
                m_unit->SendCreateUpdateToPlayer((Player*)victim);

            if (owner->GetTypeId() == TYPEID_PLAYER)
                m_unit->SendCreateUpdateToPlayer((Player*)owner);

            uint32 spell_id = charminfo->GetSpellOpener();
            SpellEntry const* spellInfo = sSpellTemplate.LookupEntry<SpellEntry>(spell_id);

            Spell* spell = new Spell(m_unit, spellInfo, false);

            SpellCastResult result = spell->CheckPetCast(victim);

            if (result == SPELL_CAST_OK)
                spell->SpellStart(&(spell->m_targets));
            else
                delete spell;

            charminfo->SetSpellOpener();
        }
        else
            return;
    }
    // Auto cast (casted only in combat or persistent spells in any state)
    else if (!m_unit->IsNonMeleeSpellCasted(false))
    {
        typedef std::vector<std::pair<Unit*, Spell*> > TargetSpellList;
        TargetSpellList targetSpellStore;
        if (pet)
        {
            for (uint8 i = 0; i < pet->GetPetAutoSpellSize(); ++i)
            {
                uint32 spellID = pet->GetPetAutoSpellOnPos(i);
                if (!spellID)
                    continue;

                SpellEntry const* spellInfo = sSpellTemplate.LookupEntry<SpellEntry>(spellID);
                if (!spellInfo)
                    continue;

                if (!m_unit->IsSpellReady(*spellInfo))
                    continue;

                // ignore some combinations of combat state and combat/non combat spells
//.........这里部分代码省略.........

void WorldSession::HandlePetActionHelper(Unit *pet, uint64 guid1, uint16 spellid, uint16 flag, uint64 guid2)
{
    CharmInfo *charmInfo = pet->GetCharmInfo();
    if(!charmInfo)
    {
        sLog.outError("WorldSession::HandlePetAction: object "I64FMTD" is considered pet-like but doesn't have a charminfo!", pet->GetGUID());
        return;
    }

    switch(flag)
    {
        case ACT_COMMAND:                                   //0x0700
            // Possessed or shared vision pets are only able to attack
            if ((pet->isPossessed() || pet->HasAuraType(SPELL_AURA_BIND_SIGHT)) && spellid != COMMAND_ATTACK)
                return;

            switch(spellid)
            {
                case COMMAND_STAY:                          //flat=1792  //STAY
                    pet->AttackStop();
                    pet->InterruptNonMeleeSpells(false);
                    pet->GetMotionMaster()->MoveIdle();
                    charmInfo->SetCommandState( COMMAND_STAY );
                    break;
                case COMMAND_FOLLOW:                        //spellid=1792  //FOLLOW
                    pet->AttackStop();
                    pet->InterruptNonMeleeSpells(false);
                    pet->GetMotionMaster()->MoveFollow(_player,PET_FOLLOW_DIST,PET_FOLLOW_ANGLE);
                    charmInfo->SetCommandState( COMMAND_FOLLOW );
                    break;
                case COMMAND_ATTACK:                        //spellid=1792  //ATTACK
                {
                    // Can't attack if owner is pacified
                    if (_player->HasAuraType(SPELL_AURA_MOD_PACIFY))
                    {
                        //pet->SendPetCastFail(spellid, SPELL_FAILED_PACIFIED);
                        //TODO: Send proper error message to client
                        return;
                    }

                    // only place where pet can be player
                    Unit *TargetUnit = ObjectAccessor::GetUnit(*_player, guid2);
                    if(!TargetUnit)
                        return;

                    if(!pet->canAttack(TargetUnit))
                        return;

                    // Not let attack through obstructions
                    //if(!pet->IsWithinLOSInMap(TargetUnit))
                    //    return;

                    pet->clearUnitState(UNIT_STAT_FOLLOW);
                    // This is true if pet has no target or has target but targets differs.
                    if(pet->getVictim() != TargetUnit)
                    {
                        if (pet->getVictim())
                            pet->AttackStop();

                        if(pet->GetTypeId() != TYPEID_PLAYER && ((Creature*)pet)->IsAIEnabled)
                        {
                            ((Creature*)pet)->AI()->AttackStart(TargetUnit);

                            //10% chance to play special pet attack talk, else growl
                            if(((Creature*)pet)->isPet() && ((Pet*)pet)->getPetType() == SUMMON_PET && pet != TargetUnit && urand(0, 100) < 10)
                                pet->SendPetTalk((uint32)PET_TALK_ATTACK);
                            else
                            {
                                // 90% chance for pet and 100% chance for charmed creature
                                pet->SendPetAIReaction(guid1);
                            }
                        }
                        else                                    // charmed player
                        {
                            if(pet->getVictim() && pet->getVictim() != TargetUnit)
                                pet->AttackStop();

                            pet->Attack(TargetUnit,true);
                            pet->SendPetAIReaction(guid1);
                        }
                    }
                    break;
                }
                case COMMAND_ABANDON:                       // abandon (hunter pet) or dismiss (summoned pet)
                    if(pet->GetCharmerGUID() == GetPlayer()->GetGUID())
                    {
                        if(GetPlayer()->m_seer != pet)
                            _player->StopCastingCharm();
                    }
                    else if(pet->GetOwnerGUID() == GetPlayer()->GetGUID())
                    {
                        assert(pet->GetTypeId() == TYPEID_UNIT);
                        if(((Creature*)pet)->isPet())
                        {
                            if(((Pet*)pet)->getPetType() == HUNTER_PET)
                                GetPlayer()->RemovePet((Pet*)pet, PET_SAVE_AS_DELETED);
                            else
                                //dismissing a summoned pet is like killing them (this prevents returning a soulshard...)
                                pet->setDeathState(CORPSE);
                        }
//.........这里部分代码省略.........

/// Add control and such modifiers to a passenger if required
void VehicleInfo::ApplySeatMods(Unit* passenger, uint32 seatFlags)
{
    Unit* pVehicle = (Unit*)m_owner;                        // Vehicles are alawys Unit

    if (seatFlags & SEAT_FLAG_NOT_SELECTABLE)
        passenger->SetFlag(UNIT_FIELD_FLAGS, UNIT_FLAG_NOT_SELECTABLE);

    if (passenger->GetTypeId() == TYPEID_PLAYER)
    {
        Player* pPlayer = (Player*)passenger;

        // group update
        if (pPlayer->GetGroup())
            pPlayer->SetGroupUpdateFlag(GROUP_UPDATE_FLAG_VEHICLE_SEAT);

        if (seatFlags & SEAT_FLAG_CAN_CONTROL)
        {
            pPlayer->GetCamera().SetView(pVehicle);

            pPlayer->SetCharm(pVehicle);
            pVehicle->SetCharmerGuid(pPlayer->GetObjectGuid());

            pVehicle->addUnitState(UNIT_STAT_CONTROLLED);
            pVehicle->SetFlag(UNIT_FIELD_FLAGS, UNIT_FLAG_PLAYER_CONTROLLED);

            pPlayer->SetClientControl(pVehicle, 1);
            pPlayer->SetMover(pVehicle);

            // Unconfirmed - default speed handling
            if (pVehicle->GetTypeId() == TYPEID_UNIT)
            {
                if (!pPlayer->IsWalking() && pVehicle->IsWalking())
                {
                    ((Creature*)pVehicle)->SetWalk(false, true);
                }
                else if (pPlayer->IsWalking() && !pVehicle->IsWalking())
                {
                    ((Creature*)pVehicle)->SetWalk(true, true);
                }

                // set vehicle faction as per the controller faction
                ((Creature*)pVehicle)->SetFactionTemporary(pPlayer->getFaction(), TEMPFACTION_NONE);
            }
        }

        if (seatFlags & SEAT_FLAG_CAN_CAST)
        {
            CharmInfo* charmInfo = pVehicle->InitCharmInfo(pVehicle);
            charmInfo->InitVehicleCreateSpells();

            pPlayer->PossessSpellInitialize();
        }
    }
    else if (passenger->GetTypeId() == TYPEID_UNIT)
    {
        if (seatFlags & SEAT_FLAG_CAN_CONTROL)
        {
            passenger->SetCharm(pVehicle);
            pVehicle->SetCharmerGuid(passenger->GetObjectGuid());
        }

        ((Creature*)passenger)->AI()->SetCombatMovement(false);
        // Not entirely sure how this must be handled in relation to CONTROL
        // But in any way this at least would require some changes in the movement system most likely
        passenger->GetMotionMaster()->Clear(false, true);
        passenger->GetMotionMaster()->MoveIdle();
    }
}

void WorldSession::HandlePetAction(WorldPacket& recv_data)
{
    ObjectGuid petGuid;
    uint32 data;
    ObjectGuid targetGuid;
    float x, y, z;
    recv_data >> petGuid;
    recv_data >> data;
    recv_data >> targetGuid;
    recv_data >> x >> y >> z;

    uint32 spellid = UNIT_ACTION_BUTTON_ACTION(data);
    uint8 flag = UNIT_ACTION_BUTTON_TYPE(data);             // delete = 0x07 CastSpell = C1

    DETAIL_LOG("HandlePetAction: %s flag is %u, spellid is %u, target %s.", petGuid.GetString().c_str(), uint32(flag), spellid, targetGuid.GetString().c_str());

    // used also for charmed creature/player
    Unit* pet = _player->GetMap()->GetUnit(petGuid);
    if (!pet)
    {
        sLog.outError("HandlePetAction: %s not exist.", petGuid.GetString().c_str());
        return;
    }

    if (_player->GetObjectGuid() != pet->GetCharmerOrOwnerGuid())
    {
        sLog.outError("HandlePetAction: %s isn't controlled by %s.", petGuid.GetString().c_str(), _player->GetGuidStr().c_str());
        return;
    }

    if (!pet->isAlive())
        return;

    if (pet->GetTypeId() == TYPEID_PLAYER && pet->GetCharmer()->GetTypeId() == TYPEID_PLAYER)
    {
        // controller player cannot use controlled player's spells
        if (flag != (ACT_COMMAND || ACT_REACTION))
            return;
    }
    else if (((Creature*)pet)->IsPet())
    {
        // pet can have action bar disabled
        if (((Pet*)pet)->GetModeFlags() & PET_MODE_DISABLE_ACTIONS)
            return;
    }

    CharmInfo* charmInfo = pet->GetCharmInfo();
    if (!charmInfo)
    {
        sLog.outError("WorldSession::HandlePetAction: object (GUID: %u TypeId: %u) is considered pet-like but doesn't have a charminfo!", pet->GetGUIDLow(), pet->GetTypeId());
        return;
    }

    switch (flag)
    {
        case ACT_COMMAND:                                   // 0x07
            switch (spellid)
            {
                case COMMAND_STAY:                          // flat=1792  // STAY
                {
                    pet->StopMoving();
                    pet->AttackStop(true, true);
                    pet->GetMotionMaster()->Clear();
                    ((Pet*)pet)->SetStayPosition(true);
                    ((Pet*)pet)->SetIsRetreating();
                    ((Pet*)pet)->SetSpellOpener();
                    charmInfo->SetCommandState(COMMAND_STAY);
                    break;
                }
                case COMMAND_FOLLOW:                        // spellid=1792  // FOLLOW
                {
                    pet->StopMoving();
                    pet->AttackStop(true, true);
                    pet->GetMotionMaster()->Clear();
                    ((Pet*)pet)->SetStayPosition();
                    ((Pet*)pet)->SetIsRetreating(true);
                    ((Pet*)pet)->SetSpellOpener();
                    charmInfo->SetCommandState(COMMAND_FOLLOW);
                    break;
                }
                case COMMAND_ATTACK:                        // spellid=1792  // ATTACK
                {
                    ((Pet*)pet)->SetIsRetreating();
                    ((Pet*)pet)->SetSpellOpener();

                    Unit* targetUnit = targetGuid ? _player->GetMap()->GetUnit(targetGuid) : nullptr;

                    if (targetUnit && targetUnit != pet && targetUnit->isTargetableForAttack() && targetUnit->isInAccessablePlaceFor((Creature*)pet))
                    {
                        _player->SetInCombatState(true, targetUnit);

                        // This is true if pet has no target or has target but targets differs.
                        if (pet->getVictim() != targetUnit)
                        {
                            pet->AttackStop();
                            pet->GetMotionMaster()->Clear();

                            if (((Creature*)pet)->AI())
                            {
                                ((Creature*)pet)->AI()->AttackStart(targetUnit);
//.........这里部分代码省略.........

void WorldSession::HandlePetAction( WorldPacket & recv_data )
{
    CHECK_PACKET_SIZE(recv_data, 8+2+2+8);

    uint64 guid1;
    uint16 spellid;
    uint16 flag;
    uint64 guid2;
    recv_data >> guid1;                                     //pet guid
    recv_data >> spellid;
    recv_data >> flag;                                      //delete = 0x0700 CastSpell = C100
    recv_data >> guid2;                                     //tag guid

    // used also for charmed creature
    Unit* pet= ObjectAccessor::GetUnit(*_player, guid1);
    sLog.outDetail("HandlePetAction.Pet %u flag is %u, spellid is %u, target %u.", uint32(GUID_LOPART(guid1)), flag, spellid, uint32(GUID_LOPART(guid2)) );
    if(!pet)
    {
        sLog.outError( "Pet %u not exist.", uint32(GUID_LOPART(guid1)) );
        return;
    }

    if(pet != GetPlayer()->GetPet() && pet != GetPlayer()->GetCharm())
    {
        sLog.outError("HandlePetAction.Pet %u isn't pet of player %s.", uint32(GUID_LOPART(guid1)), GetPlayer()->GetName() );
        return;
    }

    if(!pet->isAlive())
        return;

    if(pet->GetTypeId() == TYPEID_PLAYER && !(flag == ACT_COMMAND && spellid == COMMAND_ATTACK))
        return;

    CharmInfo *charmInfo = pet->GetCharmInfo();
    if(!charmInfo)
    {
        sLog.outError("WorldSession::HandlePetAction: object "I64FMTD" is considered pet-like but doesn't have a charminfo!", pet->GetGUID());
        return;
    }

    switch(flag)
    {
    case ACT_COMMAND:                                   //0x0700
        switch(spellid)
        {
        case COMMAND_STAY:                          //flat=1792  //STAY
            pet->StopMoving();
            pet->GetMotionMaster()->Clear();
            pet->GetMotionMaster()->MoveIdle();
            charmInfo->SetCommandState( COMMAND_STAY );
            break;
        case COMMAND_FOLLOW:                        //spellid=1792  //FOLLOW
            pet->AttackStop();
            pet->GetMotionMaster()->MoveFollow(_player,PET_FOLLOW_DIST,PET_FOLLOW_ANGLE);
            charmInfo->SetCommandState( COMMAND_FOLLOW );
            break;
        case COMMAND_ATTACK:                        //spellid=1792  //ATTACK
        {
            const uint64& selguid = _player->GetSelection();
            Unit *TargetUnit = ObjectAccessor::GetUnit(*_player, selguid);
            if(!TargetUnit)
                return;

            // not let attack friendly units.
            if(GetPlayer()->IsFriendlyTo(TargetUnit))
                return;
            // Not let attack through obstructions
            if(!pet->IsWithinLOSInMap(TargetUnit))
                return;

            // This is true if pet has no target or has target but targets differs.
            if(pet->getVictim() != TargetUnit)
            {
                if (pet->getVictim())
                    pet->AttackStop();

                if(pet->GetTypeId() != TYPEID_PLAYER)
                {
                    pet->GetMotionMaster()->Clear();
                    if (((Creature*)pet)->AI())
                        ((Creature*)pet)->AI()->AttackStart(TargetUnit);

                    //10% chance to play special pet attack talk, else growl
                    if(((Creature*)pet)->isPet() && ((Pet*)pet)->getPetType() == SUMMON_PET && pet != TargetUnit && urand(0, 100) < 10)
                        pet->SendPetTalk((uint32)PET_TALK_ATTACK);
                    else
                    {
                        // 90% chance for pet and 100% chance for charmed creature
                        pet->SendPetAIReaction(guid1);
                    }
                }
                else                                    // charmed player
                {
                    pet->Attack(TargetUnit,true);
                    pet->SendPetAIReaction(guid1);
                }
            }
            break;
        }
//.........这里部分代码省略.........

/*
void WorldSession::HandleDismissCritter(WorldPacket& recvData)
{
    uint64 guid;
    recvData >> guid;

    IC_LOG_DEBUG("network", "WORLD: Received CMSG_DISMISS_CRITTER for GUID " UI64FMTD, guid);

    Unit* pet = ObjectAccessor::GetCreatureOrPet(*_player, guid);

    if (!pet)
    {
        IC_LOG_DEBUG("network", "Vanitypet (guid: %u) does not exist - player '%s' (guid: %u / account: %u) attempted to dismiss it (possibly lagged out)",
            uint32(GUID_LOPART(guid)), GetPlayer()->GetName().c_str(), GetPlayer()->GetGUIDLow(), GetAccountId());
        return;
    }

    if (_player->GetCritterGUID() == pet->GetGUID())
    {
         if (pet->GetTypeId() == TYPEID_UNIT && pet->ToCreature()->IsSummon())
             pet->ToTempSummon()->UnSummon();
    }
}
*/
void WorldSession::HandlePetAction(WorldPacket& recvData)
{
    uint64 guid1;
    uint32 data;
    uint64 guid2;
    recvData >> guid1;                                     //pet guid
    recvData >> data;
    recvData >> guid2;                                     //tag guid

    uint32 spellid = UNIT_ACTION_BUTTON_ACTION(data);
    uint8 flag = UNIT_ACTION_BUTTON_TYPE(data);             //delete = 0x07 CastSpell = C1

    // used also for charmed creature
    Unit* pet= ObjectAccessor::GetUnit(*_player, guid1);
    IC_LOG_INFO("network", "HandlePetAction: Pet %u - flag: %u, spellid: %u, target: %u.", uint32(GUID_LOPART(guid1)), uint32(flag), spellid, uint32(GUID_LOPART(guid2)));

    if (!pet)
    {
        IC_LOG_ERROR("network", "HandlePetAction: Pet (GUID: %u) doesn't exist for player %s (GUID: %u)", uint32(GUID_LOPART(guid1)), GetPlayer()->GetName().c_str(), GUID_LOPART(GetPlayer()->GetGUID()));
        return;
    }

    if (pet != GetPlayer()->GetFirstControlled())
    {
        IC_LOG_ERROR("network", "HandlePetAction: Pet (GUID: %u) does not belong to player %s (GUID: %u)", uint32(GUID_LOPART(guid1)), GetPlayer()->GetName().c_str(), GUID_LOPART(GetPlayer()->GetGUID()));
        return;
    }

    if (!pet->IsAlive())
    {
        SpellInfo const* spell = (flag == ACT_ENABLED || flag == ACT_PASSIVE) ? sSpellMgr->GetSpellInfo(spellid) : NULL;
        if (!spell)
            return;
        if (!(spell->Attributes & SPELL_ATTR0_CASTABLE_WHILE_DEAD))
            return;
    }

    /// @todo allow control charmed player?
    if (pet->GetTypeId() == TYPEID_PLAYER && !(flag == ACT_COMMAND && spellid == COMMAND_ATTACK))
        return;


        //If a pet is dismissed, m_Controlled will change
        std::vector<Unit*> controlled;
        for (Unit::ControlList::iterator itr = GetPlayer()->m_Controlled.begin(); itr != GetPlayer()->m_Controlled.end(); ++itr)
            if ((*itr)->GetEntry() == pet->GetEntry() && (*itr)->IsAlive())
                controlled.push_back(*itr);


    CharmInfo* charmInfo = pet->GetCharmInfo();
    if (!charmInfo)
    {
        IC_LOG_ERROR("network", "WorldSession::HandlePetAction(petGuid: " UI64FMTD ", tagGuid: " UI64FMTD ", spellId: %u, flag: %u): object (GUID: %u Entry: %u TypeId: %u) is considered pet-like but doesn't have a charminfo!",
            guid1, guid2, spellid, flag, pet->GetGUIDLow(), pet->GetEntry(), pet->GetTypeId());
        return;
    }

    switch (flag)
    {
        case ACT_COMMAND:                                   //0x07
            switch (spellid)
            {
                case COMMAND_STAY:                          //flat=1792  //STAY
                    pet->StopMoving();
                    pet->GetMotionMaster()->Clear(false);
                    pet->GetMotionMaster()->MoveIdle();
                    charmInfo->SetCommandState(COMMAND_STAY);

                    charmInfo->SetIsCommandAttack(false);
                    charmInfo->SetIsAtStay(true);
                    charmInfo->SetIsCommandFollow(false);
                    charmInfo->SetIsFollowing(false);
                    charmInfo->SetIsReturning(false);
                    charmInfo->SaveStayPosition();
                    break;
                case COMMAND_FOLLOW:                        //spellid=1792  //FOLLOW
//.........这里部分代码省略.........

void WorldSession::HandlePetSetAction( WorldPacket & recv_data )
{
    sLog.outDetail( "HandlePetSetAction. CMSG_PET_SET_ACTION" );

    uint64 petguid;
    uint8  count;

    recv_data >> petguid;

    Unit* pet = ObjectAccessor::GetUnit(*_player, petguid);

    if(!pet || pet != _player->GetFirstControlled())
    {
        sLog.outError( "HandlePetSetAction: Unknown pet or pet owner." );
        return;
    }

    CharmInfo *charmInfo = pet->GetCharmInfo();
    if(!charmInfo)
    {
        sLog.outError("WorldSession::HandlePetSetAction: object (GUID: %u TypeId: %u) is considered pet-like but doesn't have a charminfo!", pet->GetGUIDLow(), pet->GetTypeId());
        return;
    }

    count = (recv_data.size() == 24) ? 2 : 1;
    for (uint8 i = 0; i < count; ++i)
    {
        uint32 position;
        uint32 data;

        recv_data >> position;
        recv_data >> data;

        uint32 spell_id = UNIT_ACTION_BUTTON_ACTION(data);
        uint8 act_state = UNIT_ACTION_BUTTON_TYPE(data);

        sLog.outDetail( "Player %s has changed pet spell action. Position: %u, Spell: %u, State: 0x%X", _player->GetName(), position, spell_id, uint32(act_state));

        //ignore invalid position
        if(position >= MAX_UNIT_ACTION_BAR_INDEX)
            return;

        //if it's act for spell (en/disable/cast) and there is a spell given (0 = remove spell) which pet doesn't know, don't add
        if(!((act_state == ACT_ENABLED || act_state == ACT_DISABLED || act_state == ACT_PASSIVE) && spell_id && !pet->HasSpell(spell_id)))
        {
            //sign for autocast
            if(act_state == ACT_ENABLED && spell_id)
            {
                if(pet->GetTypeId() == TYPEID_UNIT && ((Creature*)pet)->isPet())
                    ((Pet*)pet)->ToggleAutocast(spell_id, true);
                else
                    charmInfo->ToggleCreatureAutocast(spell_id, true);
            }
            //sign for no/turn off autocast
            else if(act_state == ACT_DISABLED && spell_id)
            {
                if(pet->GetTypeId() == TYPEID_UNIT && ((Creature*)pet)->isPet())
                    ((Pet*)pet)->ToggleAutocast(spell_id, false);
                else
                    charmInfo->ToggleCreatureAutocast(spell_id, false);

            }

            charmInfo->SetActionBar(position,spell_id,ActiveStates(act_state));
        }
    }
}

void WorldSession::HandlePetSetAction(WorldPacket& recv_data)
{
    sLog.outDetail("HandlePetSetAction. CMSG_PET_SET_ACTION");

    uint64 petguid;
    uint32 position;
    uint16 spell_id;
    uint16 act_state;
    uint8  count;

    recv_data >> petguid;

    Unit* pet = ObjectAccessor::GetUnit(*_player, petguid);
    if (!pet || pet != _player->GetFirstControlled())
    {
        sLog.outError("HandlePetSetAction: Unknown pet or pet owner.");
        return;
    }

    // pet can have action bar disabled
    if (pet->IsPet() && ((Pet*)pet)->GetModeFlags() & PET_MODE_DISABLE_ACTIONS)
        return;

    CharmInfo* charmInfo = pet->GetCharmInfo();
    if (!charmInfo)
    {
        sLog.outError("WorldSession::HandlePetSetAction: object (GUID: %u TypeId: %u) is considered pet-like but doesn't have a charminfo!", pet->GetGUIDLow(), pet->GetTypeId());
        return;
    }

    count = (recv_data.size() == 24) ? 2 : 1;
    for (uint8 i = 0; i < count; i++)
    {
        recv_data >> position;
        recv_data >> spell_id;
        recv_data >> act_state;

        sLog.outDetail("Player %s has changed pet spell action. Position: %u, Spell: %u, State: 0x%X", _player->GetName(), position, spell_id, act_state);

        //if it's act for spell (en/disable/cast) and there is a spell given (0 = remove spell) which pet doesn't know, don't add
        if (!((act_state == ACT_ENABLED || act_state == ACT_DISABLED || act_state == ACT_CAST) && spell_id && !pet->HasSpell(spell_id)))
        {
            //sign for autocast
            if (act_state == ACT_ENABLED && spell_id)
            {
                if (pet->GetTypeId() == TYPEID_UNIT && pet->IsPet())
                    ((Pet*)pet)->ToggleAutocast(spell_id, true);
                else
                    charmInfo->ToggleCreatureAutocast(spell_id, true);
            }
            //sign for no/turn off autocast
            else if (act_state == ACT_DISABLED && spell_id)
            {
                if (pet->GetTypeId() == TYPEID_UNIT && pet->IsPet())
                    ((Pet*)pet)->ToggleAutocast(spell_id, false);
                else
                    charmInfo->ToggleCreatureAutocast(spell_id, false);
            }

            charmInfo->GetActionBarEntry(position)->Type = act_state;
            charmInfo->GetActionBarEntry(position)->SpellOrAction = spell_id;
        }
    }
}

void WorldSession::HandlePetActionHelper(Unit* pet, uint64 guid1, uint32 spellid, uint16 flag, uint64 guid2)
{
    CharmInfo* charmInfo = pet->GetCharmInfo();
    if (!charmInfo)
    {
        sLog->outError("WorldSession::HandlePetAction(petGuid: " UI64FMTD ", tagGuid: " UI64FMTD ", spellId: %u, flag: %u): object (entry: %u TypeId: %u) is considered pet-like but doesn't have a charminfo!",
            guid1, guid2, spellid, flag, pet->GetGUIDLow(), pet->GetTypeId());
        return;
    }

    switch (flag)
    {
        case ACT_COMMAND:                                   //0x07
            switch (spellid)
            {
                case COMMAND_STAY:                          //flat=1792  //STAY
                    pet->AttackStop();
                    pet->InterruptNonMeleeSpells(false);
                    pet->StopMoving();
                    pet->GetMotionMaster()->Clear(false);
                    pet->GetMotionMaster()->MoveIdle();
                    charmInfo->SetCommandState(COMMAND_STAY);

                    charmInfo->SetIsCommandAttack(false);
                    charmInfo->SetIsAtStay(true);
                    charmInfo->SetIsFollowing(false);
                    charmInfo->SetIsReturning(false);
                    charmInfo->SaveStayPosition();
                    break;
                case COMMAND_FOLLOW:                        //spellid=1792  //FOLLOW
                    pet->AttackStop();
                    pet->InterruptNonMeleeSpells(false);
                    pet->GetMotionMaster()->MoveFollow(_player, PET_FOLLOW_DIST, pet->GetFollowAngle());
                    charmInfo->SetCommandState(COMMAND_FOLLOW);

                    charmInfo->SetIsCommandAttack(false);
                    charmInfo->SetIsAtStay(false);
                    charmInfo->SetIsReturning(true);
                    charmInfo->SetIsFollowing(false);
                    break;
                case COMMAND_ATTACK:                        //spellid=1792  //ATTACK
                {
                    // Can't attack if owner is pacified
                    if (_player->HasAuraType(SPELL_AURA_MOD_PACIFY))
                    {
                        //pet->SendPetCastFail(spellid, SPELL_FAILED_PACIFIED);
                        //TODO: Send proper error message to client
                        return;
                    }

                    // only place where pet can be player
                    Unit* TargetUnit = ObjectAccessor::GetUnit(*_player, guid2);
                    if (!TargetUnit)
                        return;

                    if (Unit* owner = pet->GetOwner())
                        if (!owner->IsValidAttackTarget(TargetUnit))
                            return;

                    // Not let attack through obstructions
                    if (sWorld->getBoolConfig(CONFIG_PET_LOS))
                    {
                        if (!pet->IsWithinLOSInMap(TargetUnit))
                            return;
                    }

                    pet->ClearUnitState(UNIT_STATE_FOLLOW);
                    // This is true if pet has no target or has target but targets differs.
                    if (pet->getVictim() != TargetUnit || (pet->getVictim() == TargetUnit && !pet->GetCharmInfo()->IsCommandAttack()))
                    {
                        if (pet->getVictim())
                            pet->AttackStop();

                        if (pet->GetTypeId() != TYPEID_PLAYER && pet->ToCreature()->IsAIEnabled)
                        {
                            charmInfo->SetIsCommandAttack(true);
                            charmInfo->SetIsAtStay(false);
                            charmInfo->SetIsFollowing(false);
                            charmInfo->SetIsReturning(false);

                            pet->ToCreature()->AI()->AttackStart(TargetUnit);

                            //10% chance to play special pet attack talk, else growl
                            if (pet->ToCreature()->isPet() && ((Pet*)pet)->getPetType() == SUMMON_PET && pet != TargetUnit && urand(0, 100) < 10)
                                pet->SendPetTalk((uint32)PET_TALK_ATTACK);
                            else
                            {
                                // 90% chance for pet and 100% chance for charmed creature
                                pet->SendPetAIReaction(guid1);
                            }
                        }
                        else                                // charmed player
                        {
                            if (pet->getVictim() && pet->getVictim() != TargetUnit)
                                pet->AttackStop();

                            charmInfo->SetIsCommandAttack(true);
                            charmInfo->SetIsAtStay(false);
                            charmInfo->SetIsFollowing(false);
                            charmInfo->SetIsReturning(false);
//.........这里部分代码省略.........

void WorldSession::HandlePetSetAction(WorldPacket& recv_data)
{
    DETAIL_LOG("HandlePetSetAction. CMSG_PET_SET_ACTION");

    ObjectGuid petGuid;
    uint8  count;

    recv_data >> petGuid;

    Creature* pet = _player->GetMap()->GetAnyTypeCreature(petGuid);

    if (!pet || (pet != _player->GetPet() && pet != _player->GetCharm()))
    {
        sLog.outError("HandlePetSetAction: Unknown pet or pet owner.");
        return;
    }

    CharmInfo* charmInfo = pet->GetCharmInfo();
    if (!charmInfo)
    {
        sLog.outError("WorldSession::HandlePetSetAction: object (GUID: %u TypeId: %u) is considered pet-like but doesn't have a charminfo!", pet->GetGUIDLow(), pet->GetTypeId());
        return;
    }

    // pet can have action bar disabled
    if (pet->IsPet() && charmInfo->HasState(CHARM_STATE_ACTION,ACTIONS_DISABLE))
        return;

    // if pet is chained - used first pet action bar
    if (((Pet*)pet)->GetPetCounter())
        return;

    count = (recv_data.size() == 24) ? 2 : 1;

    uint32 position[2];
    uint32 data[2];
    bool move_command = false;

    for (uint8 i = 0; i < count; ++i)
    {
        recv_data >> position[i];
        recv_data >> data[i];

        uint8 act_state = UNIT_ACTION_BUTTON_TYPE(data[i]);

        // ignore invalid position
        if (position[i] >= MAX_UNIT_ACTION_BAR_INDEX)
            return;

        // in the normal case, command and reaction buttons can only be moved, not removed
        // at moving count ==2, at removing count == 1
        // ignore attempt to remove command|reaction buttons (not possible at normal case)
        if (act_state == ACT_COMMAND || act_state == ACT_REACTION)
        {
            if (count == 1)
                return;

            move_command = true;
        }
    }

    // check swap (at command->spell swap client remove spell first in another packet, so check only command move correctness)
    if (move_command)
    {
        uint8 act_state_0 = UNIT_ACTION_BUTTON_TYPE(data[0]);
        if (act_state_0 == ACT_COMMAND || act_state_0 == ACT_REACTION)
        {
            uint32 spell_id_0 = UNIT_ACTION_BUTTON_ACTION(data[0]);
            UnitActionBarEntry const* actionEntry_1 = charmInfo->GetActionBarEntry(position[1]);
            if (!actionEntry_1 || spell_id_0 != actionEntry_1->GetAction() ||
                act_state_0 != actionEntry_1->GetType())
                return;
        }

        uint8 act_state_1 = UNIT_ACTION_BUTTON_TYPE(data[1]);
        if (act_state_1 == ACT_COMMAND || act_state_1 == ACT_REACTION)
        {
            uint32 spell_id_1 = UNIT_ACTION_BUTTON_ACTION(data[1]);
            UnitActionBarEntry const* actionEntry_0 = charmInfo->GetActionBarEntry(position[0]);
            if (!actionEntry_0 || spell_id_1 != actionEntry_0->GetAction() ||
                act_state_1 != actionEntry_0->GetType())
                return;
        }
    }

    for (uint8 i = 0; i < count; ++i)
    {
        uint32 spell_id = UNIT_ACTION_BUTTON_ACTION(data[i]);
        uint8 act_state = UNIT_ACTION_BUTTON_TYPE(data[i]);

        DETAIL_LOG("Player %s has changed pet spell action. Position: %u, Spell: %u, State: 0x%X", _player->GetName(), position[i], spell_id, uint32(act_state));

        // if it's act for spell (en/disable/cast) and there is a spell given (0 = remove spell) which pet doesn't know, don't add
        if ((act_state == ACT_ENABLED || act_state == ACT_DISABLED || act_state == ACT_PASSIVE) && spell_id && ((Pet*)pet)->HasSpell(spell_id))
        {
            // sign for autocast on/off
            if (act_state == ACT_ENABLED || act_state == ACT_DISABLED)
            {
                bool enabled = act_state == ACT_ENABLED;

//.........这里部分代码省略.........