C++ ObjectGuid类代码示例

void WorldSession::HandlePetSetAction(WorldPacket& recvData)
{
    TC_LOG_INFO("network", "HandlePetSetAction. CMSG_PET_SET_ACTION");

    ObjectGuid petguid;
    uint8  count;

    recvData >> petguid;

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

    if (!pet || pet != _player->GetFirstControlled())
    {
        TC_LOG_ERROR("network", "HandlePetSetAction: Unknown %s or owner (%s)", petguid.ToString().c_str(), _player->GetGUID().ToString().c_str());
        return;
    }

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

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

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

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

        TC_LOG_INFO("network", "Player %s has changed pet spell action. Position: %u, Spell: %u, State: 0x%X",
                    _player->GetName().c_str(), 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)))
        {
            if (SpellInfo const* spellInfo = sSpellMgr->GetSpellInfo(spell_id))
            {
                //sign for autocast
                if (act_state == ACT_ENABLED)
                {
                    if (pet->GetTypeId() == TYPEID_UNIT && pet->ToCreature()->IsPet())
                        ((Pet*)pet)->ToggleAutocast(spellInfo, true);
                    else
                        for (Unit::ControlList::iterator itr = GetPlayer()->m_Controlled.begin(); itr != GetPlayer()->m_Controlled.end(); ++itr)
                            if ((*itr)->GetEntry() == pet->GetEntry())
                                (*itr)->GetCharmInfo()->ToggleCreatureAutocast(spellInfo, true);
                }
//.........这里部分代码省略.........

bool ArenaTeam::AddMember(ObjectGuid playerGuid)
{
    std::string playerName;
    uint8 playerClass;

    // Check if arena team is full (Can't have more than type * 2 players)
    if (GetMembersSize() >= GetType() * 2)
        return false;

    // Get player name and class either from db or ObjectMgr
    Player* player = ObjectAccessor::FindPlayer(playerGuid);
    if (player)
    {
        playerClass = player->getClass();
        playerName = player->GetName();
    }
    else
    {
        //          0     1
        // SELECT name, class FROM characters WHERE guid = ?
        PreparedStatement* stmt = CharacterDatabase.GetPreparedStatement(CHAR_SEL_CHARACTER_NAME_CLASS);
        stmt->setUInt32(0, playerGuid.GetCounter());
        PreparedQueryResult result = CharacterDatabase.Query(stmt);

        if (!result)
            return false;

        playerName = (*result)[0].GetString();
        playerClass = (*result)[1].GetUInt8();
    }

    // Check if player is already in a similar arena team
    if ((player && player->GetArenaTeamId(GetSlot())) || Player::GetArenaTeamIdFromDB(playerGuid, GetType()) != 0)
    {
        TC_LOG_DEBUG("bg.arena", "Arena: %s %s already has an arena team of type %u", playerGuid.ToString().c_str(), playerName.c_str(), GetType());
        return false;
    }

    // Set player's personal rating
    uint32 personalRating = 0;

    if (sWorld->getIntConfig(CONFIG_ARENA_START_PERSONAL_RATING) > 0)
        personalRating = sWorld->getIntConfig(CONFIG_ARENA_START_PERSONAL_RATING);
    else if (GetRating() >= 1000)
        personalRating = 1000;

    // Try to get player's match maker rating from db and fall back to config setting if not found
    PreparedStatement* stmt = CharacterDatabase.GetPreparedStatement(CHAR_SEL_MATCH_MAKER_RATING);
    stmt->setUInt32(0, playerGuid.GetCounter());
    stmt->setUInt8(1, GetSlot());
    PreparedQueryResult result = CharacterDatabase.Query(stmt);

    uint32 matchMakerRating;
    if (result)
        matchMakerRating = (*result)[0].GetUInt16();
    else
        matchMakerRating = sWorld->getIntConfig(CONFIG_ARENA_START_MATCHMAKER_RATING);

    // Remove all player signatures from other petitions
    // This will prevent player from joining too many arena teams and corrupt arena team data integrity
    Player::RemovePetitionsAndSigns(playerGuid, GetType());

    // Feed data to the struct
    ArenaTeamMember newMember;
    newMember.Name             = playerName;
    newMember.Guid             = playerGuid;
    newMember.Class            = playerClass;
    newMember.SeasonGames      = 0;
    newMember.WeekGames        = 0;
    newMember.SeasonWins       = 0;
    newMember.WeekWins         = 0;
    newMember.PersonalRating   = personalRating;
    newMember.MatchMakerRating = matchMakerRating;

    Members.push_back(newMember);

    // Save player's arena team membership to db
    stmt = CharacterDatabase.GetPreparedStatement(CHAR_INS_ARENA_TEAM_MEMBER);
    stmt->setUInt32(0, TeamId);
    stmt->setUInt32(1, playerGuid.GetCounter());
    CharacterDatabase.Execute(stmt);

    // Inform player if online
    if (player)
    {
        player->SetInArenaTeam(TeamId, GetSlot(), GetType());
        player->SetArenaTeamIdInvited(0);

        // Hide promote/remove buttons
        if (CaptainGuid != playerGuid)
            player->SetArenaTeamInfoField(GetSlot(), ARENA_TEAM_MEMBER, 1);
    }

    TC_LOG_DEBUG("bg.arena", "Player: %s [%s] joined arena team type: %u [Id: %u, Name: %s].", playerName.c_str(), playerGuid.ToString().c_str(), GetType(), GetId(), GetName().c_str());

    return true;
}

void WorldSession::HandleTrainerBuySpellOpcode(WorldPacket& recv_data)
{
    ObjectGuid guid;
    uint32 spellId = 0;

    recv_data >> guid >> spellId;
    DEBUG_LOG("WORLD: Received opcode CMSG_TRAINER_BUY_SPELL Trainer: %s, learn spell id is: %u", guid.GetString().c_str(), spellId);

    Creature* unit = GetPlayer()->GetNPCIfCanInteractWith(guid, UNIT_NPC_FLAG_TRAINER);
    if (!unit)
    {
        DEBUG_LOG("WORLD: HandleTrainerBuySpellOpcode - %s not found or you can't interact with him.", guid.GetString().c_str());
        return;
    }

    // remove fake death
    if (GetPlayer()->hasUnitState(UNIT_STAT_DIED))
    {
        GetPlayer()->RemoveSpellsCausingAura(SPELL_AURA_FEIGN_DEATH);
    }

    if (!unit->IsTrainerOf(_player, true))
    {
        return;
    }

    // check present spell in trainer spell list
    TrainerSpellData const* cSpells = unit->GetTrainerSpells();
    TrainerSpellData const* tSpells = unit->GetTrainerTemplateSpells();

    if (!cSpells && !tSpells)
    {
        return;
    }

    // Try find spell in npc_trainer
    TrainerSpell const* trainer_spell = cSpells ? cSpells->Find(spellId) : NULL;

    // Not found, try find in npc_trainer_template
    if (!trainer_spell && tSpells)
    {
        trainer_spell = tSpells->Find(spellId);
    }

    // Not found anywhere, cheating?
    if (!trainer_spell)
    {
        return;
    }

    // can't be learn, cheat? Or double learn with lags...
    uint32 reqLevel = 0;
    if (!_player->IsSpellFitByClassAndRace(trainer_spell->spell, &reqLevel))
    {
        return;
    }

    reqLevel = trainer_spell->isProvidedReqLevel ? trainer_spell->reqLevel : std::max(reqLevel, trainer_spell->reqLevel);
    if (_player->GetTrainerSpellState(trainer_spell, reqLevel) != TRAINER_SPELL_GREEN)
    {
        return;
    }

    SpellEntry const* proto = sSpellStore.LookupEntry(trainer_spell->spell);
    SpellEntry const* spellInfo = sSpellStore.LookupEntry(proto->EffectTriggerSpell[0]);

    // apply reputation discount
    uint32 nSpellCost = uint32(floor(trainer_spell->spellCost * _player->GetReputationPriceDiscount(unit)));

    // check money requirement
    if (_player->GetMoney() < nSpellCost)
    {
        return;
    }

    _player->ModifyMoney(-int32(nSpellCost));

    SendPlaySpellVisual(guid, 0xB3);                        // visual effect on trainer

    WorldPacket data(SMSG_PLAY_SPELL_IMPACT, 8 + 4);        // visual effect on player
    data << _player->GetObjectGuid();
    data << uint32(0x016A);                                 // index from SpellVisualKit.dbc
    SendPacket(&data);

    // learn explicitly to prevent lost money at lags, learning spell will be only show spell animation
    //[-ZERO] _player->learnSpell(trainer_spell->spell, false);

    data.Initialize(SMSG_TRAINER_BUY_SUCCEEDED, 12);
    data << ObjectGuid(guid);
    data << uint32(spellId);                                // should be same as in packet from client
    SendPacket(&data);

    Spell* spell;
    if (proto->SpellVisual == 222)
    {
        spell = new Spell(_player, proto, false);
    }
    else
    {
        spell = new Spell(unit, proto, false);
//.........这里部分代码省略.........

void WorldSession::HandleLootMoneyOpcode( WorldPacket & /*recv_data*/ )
{
    DEBUG_LOG("WORLD: CMSG_LOOT_MONEY");

    Player *player = GetPlayer();
    ObjectGuid guid = player->GetLootGuid();
    if (!guid)
        return;

    Loot *pLoot = NULL;
    Item* pItem = NULL;

    switch(guid.GetHigh())
    {
        case HIGHGUID_GAMEOBJECT:
        {
            GameObject *pGameObject = GetPlayer()->GetMap()->GetGameObject(guid);

            // not check distance for GO in case owned GO (fishing bobber case, for example)
            if( pGameObject && (pGameObject->GetOwnerGuid() == _player->GetObjectGuid() || pGameObject->IsWithinDistInMap(_player,INTERACTION_DISTANCE)) )
                pLoot = &pGameObject->loot;

            break;
        }
        case HIGHGUID_CORPSE:                               // remove insignia ONLY in BG
        {
            Corpse *bones = _player->GetMap()->GetCorpse(guid);

            if (bones && bones->IsWithinDistInMap(_player,INTERACTION_DISTANCE) )
                pLoot = &bones->loot;

            break;
        }
        case HIGHGUID_ITEM:
        {
            pItem = GetPlayer()->GetItemByGuid(guid);
            if (!pItem || !pItem->HasGeneratedLoot())
                return;

            pLoot = &pItem->loot;
            break;
        }
        case HIGHGUID_UNIT:
        case HIGHGUID_VEHICLE:
        {
            Creature* pCreature = GetPlayer()->GetMap()->GetCreature(guid);

            bool ok_loot = pCreature && pCreature->isAlive() == (player->getClass()==CLASS_ROGUE && pCreature->lootForPickPocketed);

            if ( ok_loot && pCreature->IsWithinDistInMap(_player,INTERACTION_DISTANCE) )
                pLoot = &pCreature->loot ;

            break;
        }
        default:
            return;                                         // unlootable type
    }

    if (pLoot)
    {
        pLoot->NotifyMoneyRemoved();

        if (!guid.IsItem() && player->GetGroup())           //item can be looted only single player
        {
            Group *group = player->GetGroup();

            std::vector<Player*> playersNear;
            for(GroupReference *itr = group->GetFirstMember(); itr != NULL; itr = itr->next())
            {
                Player* playerGroup = itr->getSource();
                if(!playerGroup)
                    continue;
                if (player->IsWithinDistInMap(playerGroup,sWorld.getConfig(CONFIG_FLOAT_GROUP_XP_DISTANCE),false))
                    playersNear.push_back(playerGroup);
            }

            uint32 money_per_player = uint32((pLoot->gold)/(playersNear.size()));

            for (std::vector<Player*>::const_iterator i = playersNear.begin(); i != playersNear.end(); ++i)
            {
                (*i)->ModifyMoney( money_per_player );
                (*i)->GetAchievementMgr().UpdateAchievementCriteria(ACHIEVEMENT_CRITERIA_TYPE_LOOT_MONEY, money_per_player);

                WorldPacket data(SMSG_LOOT_MONEY_NOTIFY, 4+1);
                data << uint32(money_per_player);
                data << uint8(playersNear.size() > 1 ? 0 : 1);// 0 is "you share of loot..."

                (*i)->GetSession()->SendPacket(&data);
            }
        }
        else
        {
            player->ModifyMoney( pLoot->gold );
            player->GetAchievementMgr().UpdateAchievementCriteria(ACHIEVEMENT_CRITERIA_TYPE_LOOT_MONEY, pLoot->gold);

            WorldPacket data(SMSG_LOOT_MONEY_NOTIFY, 4+1);
            data << uint32(pLoot->gold);
            data << uint8(1);                               // 1 is "you loot..."
            player->GetSession()->SendPacket(&data);
        }
//.........这里部分代码省略.........

void WorldSession::HandleAutostoreLootItemOpcode(WorldPacket& recvData)
{
    TC_LOG_DEBUG("network", "WORLD: CMSG_AUTOSTORE_LOOT_ITEM");
    Player* player = GetPlayer();
    ObjectGuid lguid = player->GetLootGUID();
    Loot* loot = NULL;
    uint8 lootSlot = 0;

    recvData >> lootSlot;

    if (lguid.IsGameObject())
    {
        GameObject* go = player->GetMap()->GetGameObject(lguid);

        // not check distance for GO in case owned GO (fishing bobber case, for example) or Fishing hole GO
        if (!go || ((go->GetOwnerGUID() != _player->GetGUID() && go->GetGoType() != GAMEOBJECT_TYPE_FISHINGHOLE) && !go->IsWithinDistInMap(_player, INTERACTION_DISTANCE)))
        {
            player->SendLootRelease(lguid);
            return;
        }

        loot = &go->loot;
    }
    else if (lguid.IsItem())
    {
        Item* pItem = player->GetItemByGuid(lguid);

        if (!pItem)
        {
            player->SendLootRelease(lguid);
            return;
        }

        loot = &pItem->loot;
    }
    else if (lguid.IsCorpse())
    {
        Corpse* bones = ObjectAccessor::GetCorpse(*player, lguid);
        if (!bones)
        {
            player->SendLootRelease(lguid);
            return;
        }

        loot = &bones->loot;
    }
    else
    {
        Creature* creature = GetPlayer()->GetMap()->GetCreature(lguid);

        bool lootAllowed = creature && creature->IsAlive() == (player->getClass() == CLASS_ROGUE && creature->loot.loot_type == LOOT_PICKPOCKETING);
        if (!lootAllowed || !creature->IsWithinDistInMap(_player, INTERACTION_DISTANCE))
        {
            player->SendLootError(lguid, lootAllowed ? LOOT_ERROR_TOO_FAR : LOOT_ERROR_DIDNT_KILL);
            return;
        }

        loot = &creature->loot;
    }

    player->StoreLootItem(lootSlot, loot);

    // If player is removing the last LootItem, delete the empty container.
    if (loot->isLooted() && lguid.IsItem())
        player->GetSession()->DoLootRelease(lguid);
}

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

    uint32 time;
    uint32 queueSlot;
    uint32 unk;                                             // unk
    uint8 action;                                           // enter battle 0x1, leave queue 0x0
    ObjectGuid guid;                                        // player guid

    recv_data >> time >> queueSlot >> unk;

    recv_data.ReadGuidMask<0, 1, 5, 6, 7, 4, 3, 2>(guid);
    action = recv_data.ReadBit() ? 1 : 0;
    recv_data.ReadGuidBytes<1, 3, 5, 7, 0, 2, 6, 4>(guid);

    DEBUG_LOG("WORLD: Recvd CMSG_BATTLEFIELD_PORT Message, time %u queueSlot %u unk %u action %u guid %s",
        time, queueSlot, unk, action, guid.GetString().c_str());

    //if (type && !IsArenaTypeValid(ArenaType(type)))
    //{
    //    sLog.outError("BattlegroundHandler: Invalid CMSG_BATTLEFIELD_PORT received from player (%u), arena type wrong: %u.", _player->GetGUIDLow(), type);
    //    return;
    //}

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

    BattleGroundQueueTypeId bgQueueTypeId = _player->GetBattleGroundQueueTypeId(queueSlot);
    if (bgQueueTypeId == BATTLEGROUND_QUEUE_NONE)
    {
        sLog.outError("BattlegroundHandler: invalid queueSlot (%u) received.", queueSlot);
        return;
    }

    // get GroupQueueInfo from BattleGroundQueue
    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->GetObjectGuid(), &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;
    }

    BattleGroundTypeId bgTypeId = BattleGroundMgr::BGTemplateId(bgQueueTypeId);
    // ::BGTemplateId returns BATTLEGROUND_AA when it is arena queue.
    // Do instance id search as there is no AA bg instances.
    BattleGround* bg = sBattleGroundMgr.GetBattleGround(ginfo.IsInvitedToBGInstanceGUID, bgTypeId == BATTLEGROUND_AA ? BATTLEGROUND_TYPE_NONE : 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 instance id %u type id %u.", ginfo.IsInvitedToBGInstanceGUID, bgTypeId);
        return;
    }

    // get real bg type
    bgTypeId = bg->GetTypeID();
    // 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 == ARENA_TYPE_NONE)
    {
        // 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.BuildBattleGroundStatusFailedPacket(&data2, bg, _player, queueSlot, 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;
        }
    }

    WorldPacket data;
    switch (action)
    {
//.........这里部分代码省略.........

void WorldSession::DoLootRelease(ObjectGuid lguid)
{
    Player  *player = GetPlayer();
    Loot    *loot;

    player->SetLootGUID(0);
    player->SendLootRelease(lguid);

    player->RemoveFlag(UNIT_FIELD_FLAGS, UNIT_FLAG_LOOTING);

    if (!player->IsInWorld())
        return;

    switch (lguid.GetHigh())
    {
        case HIGHGUID_GAMEOBJECT:
        {
            GameObject *go = GetPlayer()->GetMap()->GetGameObject(lguid);

            // not check distance for GO in case owned GO (fishing bobber case, for example) or Fishing hole GO
            if (!go || ((go->GetOwnerGUID() != _player->GetGUID() && go->GetGoType() != GAMEOBJECT_TYPE_FISHINGHOLE) && !go->IsWithinDistInMap(_player,INTERACTION_DISTANCE)))
                return;

            loot = &go->loot;

            if (go->GetGoType() == GAMEOBJECT_TYPE_DOOR)
            {
                // locked doors are opened with spelleffect openlock, prevent remove its as looted
                go->UseDoorOrButton();
            }
            else if (loot->isLooted() || go->GetGoType() == GAMEOBJECT_TYPE_FISHINGNODE)
            {
                // GO is mineral vein? so it is not removed after its looted
                if (go->GetGoType() == GAMEOBJECT_TYPE_CHEST)
                {
                    uint32 go_min = go->GetGOInfo()->chest.minSuccessOpens;
                    uint32 go_max = go->GetGOInfo()->chest.maxSuccessOpens;

                    // only vein pass this check
                    if (go_min != 0 && go_max > go_min)
                    {
                        float amount_rate = sWorld.getConfig(CONFIG_FLOAT_RATE_MINING_AMOUNT);
                        float min_amount = go_min*amount_rate;
                        float max_amount = go_max*amount_rate;

                        go->AddUse();
                        float uses = float(go->GetUseCount());

                        if (uses < max_amount)
                        {
                            if (uses >= min_amount)
                            {
                                float chance_rate = sWorld.getConfig(CONFIG_FLOAT_RATE_MINING_NEXT);

                                int32 ReqValue = 175;
                                LockEntry const *lockInfo = sLockStore.LookupEntry(go->GetGOInfo()->chest.lockId);
                                if (lockInfo)
                                    ReqValue = lockInfo->Skill[0];
                                float skill = float(player->GetSkillValue(SKILL_MINING))/(ReqValue+25);
                                double chance = pow(0.8*chance_rate,4*(1/double(max_amount))*double(uses));
                                if (roll_chance_f(float(100.0f*chance+skill)))
                                {
                                    go->SetLootState(GO_READY);
                                }
                                else                            // not have more uses
                                    go->SetLootState(GO_JUST_DEACTIVATED);
                            }
                            else                                // 100% chance until min uses
                                go->SetLootState(GO_READY);
                        }
                        else                                    // max uses already
                            go->SetLootState(GO_JUST_DEACTIVATED);
                    }
                    else                                        // not vein
                        go->SetLootState(GO_JUST_DEACTIVATED);
                }
                else if (go->GetGoType() == GAMEOBJECT_TYPE_FISHINGHOLE)
                {                                               // The fishing hole used once more
                    go->AddUse();                               // if the max usage is reached, will be despawned in next tick
                    if (go->GetUseCount() >= urand(go->GetGOInfo()->fishinghole.minSuccessOpens,go->GetGOInfo()->fishinghole.maxSuccessOpens))
                    {
                        go->SetLootState(GO_JUST_DEACTIVATED);
                    }
                    else
                        go->SetLootState(GO_READY);
                }
                else // not chest (or vein/herb/etc)
                    go->SetLootState(GO_JUST_DEACTIVATED);

                loot->clear();
            }
            else
                // not fully looted object
                go->SetLootState(GO_ACTIVATED);
            break;
        }
        case HIGHGUID_CORPSE:                               // ONLY remove insignia at BG
        {
            Corpse *corpse = _player->GetMap()->GetCorpse(lguid);
            if (!corpse || !corpse->IsWithinDistInMap(_player,INTERACTION_DISTANCE) )
//.........这里部分代码省略.........

    // Send items by mail
    static bool HandleSendItemsCommand(ChatHandler* handler, char const* args)
    {
        // format: name "subject text" "mail text" item1[:count1] item2[:count2] ... item12[:count12]
        Player* receiver;
        ObjectGuid receiverGuid;
        std::string receiverName;
        if (!handler->extractPlayerTarget((char*)args, &receiver, &receiverGuid, &receiverName))
            return false;

        char* tail1 = strtok(NULL, "");
        if (!tail1)
            return false;

        char const* msgSubject = handler->extractQuotedArg(tail1);
        if (!msgSubject)
            return false;

        char* tail2 = strtok(NULL, "");
        if (!tail2)
            return false;

        char const* msgText = handler->extractQuotedArg(tail2);
        if (!msgText)
            return false;

        // msgSubject, msgText isn't NUL after prev. check
        std::string subject = msgSubject;
        std::string text    = msgText;

        // extract items
        typedef std::pair<uint32, uint32> ItemPair;
        typedef std::list< ItemPair > ItemPairs;
        ItemPairs items;

        // get all tail string
        char* tail = strtok(NULL, "");

        // get from tail next item str
        while (char* itemStr = strtok(tail, " "))
        {
            // and get new tail
            tail = strtok(NULL, "");

            // parse item str
            char const* itemIdStr = strtok(itemStr, ":");
            char const* itemCountStr = strtok(NULL, " ");

            uint32 itemId = atoul(itemIdStr);
            if (!itemId)
                return false;

            ItemTemplate const* item_proto = sObjectMgr->GetItemTemplate(itemId);
            if (!item_proto)
            {
                handler->PSendSysMessage(LANG_COMMAND_ITEMIDINVALID, itemId);
                handler->SetSentErrorMessage(true);
                return false;
            }

            uint32 itemCount = itemCountStr ? atoi(itemCountStr) : 1;
            if (itemCount < 1 || (item_proto->GetMaxCount() > 0 && itemCount > uint32(item_proto->GetMaxCount())))
            {
                handler->PSendSysMessage(LANG_COMMAND_INVALID_ITEM_COUNT, itemCount, itemId);
                handler->SetSentErrorMessage(true);
                return false;
            }

            while (itemCount > item_proto->GetMaxStackSize())
            {
                items.push_back(ItemPair(itemId, item_proto->GetMaxStackSize()));
                itemCount -= item_proto->GetMaxStackSize();
            }

            items.push_back(ItemPair(itemId, itemCount));

            if (items.size() > MAX_MAIL_ITEMS)
            {
                handler->PSendSysMessage(LANG_COMMAND_MAIL_ITEMS_LIMIT, MAX_MAIL_ITEMS);
                handler->SetSentErrorMessage(true);
                return false;
            }
        }

        // from console show nonexisting sender
        MailSender sender(MAIL_NORMAL, handler->GetSession() ? handler->GetSession()->GetPlayer()->GetGUID().GetCounter() : UI64LIT(0), MAIL_STATIONERY_GM);

        // fill mail
        MailDraft draft(subject, text);

        SQLTransaction trans = CharacterDatabase.BeginTransaction();

        for (ItemPairs::const_iterator itr = items.begin(); itr != items.end(); ++itr)
        {
            if (Item* item = Item::CreateItem(itr->first, itr->second, handler->GetSession() ? handler->GetSession()->GetPlayer() : 0))
            {
                item->SaveToDB(trans);              // Save to prevent being lost at next mail load. If send fails, the item will be deleted.
                draft.AddItem(item);
            }
        }
//.........这里部分代码省略.........

void WorldSession::HandleForceSpeedChangeAck(WorldPacket &recv_data)
{
    uint32 opcode = recv_data.GetOpcode();
    DEBUG_LOG("WORLD: Recvd %s (%u, 0x%X) opcode", LookupOpcodeName(opcode), opcode, opcode);
    /* extract packet */
    ObjectGuid guid;
    MovementInfo movementInfo;
    float  newspeed;

    recv_data >> guid.ReadAsPacked();
    recv_data >> Unused<uint32>();                          // counter or moveEvent
    recv_data >> movementInfo;
    recv_data >> newspeed;

    // now can skip not our packet
    if(_player->GetObjectGuid() != guid)
    {
        recv_data.rpos(recv_data.wpos());                   // prevent warnings spam
        return;
    }
    /*----------------*/

    // client ACK send one packet for mounted/run case and need skip all except last from its
    // in other cases anti-cheat check can be fail in false case
    UnitMoveType move_type;
    UnitMoveType force_move_type;

    static char const* move_type_name[MAX_MOVE_TYPE] = {  "Walk", "Run", "RunBack", "Swim", "SwimBack", "TurnRate", "Flight", "FlightBack", "PitchRate" };

    switch(opcode)
    {
        case CMSG_FORCE_WALK_SPEED_CHANGE_ACK:          move_type = MOVE_WALK;          force_move_type = MOVE_WALK;        break;
        case CMSG_FORCE_RUN_SPEED_CHANGE_ACK:           move_type = MOVE_RUN;           force_move_type = MOVE_RUN;         break;
        case CMSG_FORCE_RUN_BACK_SPEED_CHANGE_ACK:      move_type = MOVE_RUN_BACK;      force_move_type = MOVE_RUN_BACK;    break;
        case CMSG_FORCE_SWIM_SPEED_CHANGE_ACK:          move_type = MOVE_SWIM;          force_move_type = MOVE_SWIM;        break;
        case CMSG_FORCE_SWIM_BACK_SPEED_CHANGE_ACK:     move_type = MOVE_SWIM_BACK;     force_move_type = MOVE_SWIM_BACK;   break;
        case CMSG_FORCE_TURN_RATE_CHANGE_ACK:           move_type = MOVE_TURN_RATE;     force_move_type = MOVE_TURN_RATE;   break;
        case CMSG_FORCE_FLIGHT_SPEED_CHANGE_ACK:        move_type = MOVE_FLIGHT;        force_move_type = MOVE_FLIGHT;      break;
        case CMSG_FORCE_FLIGHT_BACK_SPEED_CHANGE_ACK:   move_type = MOVE_FLIGHT_BACK;   force_move_type = MOVE_FLIGHT_BACK; break;
        case CMSG_FORCE_PITCH_RATE_CHANGE_ACK:          move_type = MOVE_PITCH_RATE;    force_move_type = MOVE_PITCH_RATE;  break;
        default:
            sLog.outError("WorldSession::HandleForceSpeedChangeAck: Unknown move type opcode: %u", opcode);
            return;
    }

    // skip all forced speed changes except last and unexpected
    // in run/mounted case used one ACK and it must be skipped.m_forced_speed_changes[MOVE_RUN} store both.
    if(_player->m_forced_speed_changes[force_move_type] > 0)
    {
        --_player->m_forced_speed_changes[force_move_type];
        if(_player->m_forced_speed_changes[force_move_type] > 0)
            return;
    }

    if (!_player->GetTransport() && fabs(_player->GetSpeed(move_type) - newspeed) > 0.01f)
    {
        if(_player->GetSpeed(move_type) > newspeed)         // must be greater - just correct
        {
            sLog.outError("%sSpeedChange player %s is NOT correct (must be %f instead %f), force set to correct value",
                move_type_name[move_type], _player->GetName(), _player->GetSpeed(move_type), newspeed);
            _player->SetSpeedRate(move_type,_player->GetSpeedRate(move_type),true);
        }
        else                                                // must be lesser - cheating
        {
            BASIC_LOG("Player %s from account id %u kicked for incorrect speed (must be %f instead %f)",
                _player->GetName(),_player->GetSession()->GetAccountId(),_player->GetSpeed(move_type), newspeed);
            _player->GetSession()->KickPlayer();
        }
    }
}

void WorldSession::HandlePetCastSpellOpcode(WorldPacket& recvPacket)
{
    TC_LOG_DEBUG("network", "WORLD: CMSG_PET_CAST_SPELL");

    ObjectGuid guid;
    uint8  castCount;
    uint32 spellId;
    uint8  castFlags;

    recvPacket >> guid >> castCount >> spellId >> castFlags;

    TC_LOG_DEBUG("network", "WORLD: CMSG_PET_CAST_SPELL, %s, castCount: %u, spellId %u, castFlags %u", guid.ToString().c_str(), castCount, spellId, castFlags);

    // This opcode is also sent from charmed and possessed units (players and creatures)
    if (!_player->GetGuardianPet() && !_player->GetCharm())
        return;

    Unit* caster = ObjectAccessor::GetUnit(*_player, guid);

    if (!caster || (caster != _player->GetGuardianPet() && caster != _player->GetCharm()))
    {
        TC_LOG_ERROR("network", "HandlePetCastSpellOpcode: %s isn't pet of player %s (%s).", guid.ToString().c_str(), GetPlayer()->GetName().c_str(), GetPlayer()->GetGUID().ToString().c_str());
        return;
    }

    SpellInfo const* spellInfo = sSpellMgr->GetSpellInfo(spellId);
    if (!spellInfo)
    {
        TC_LOG_ERROR("network", "WORLD: unknown PET spell id %i", spellId);
        return;
    }

    // do not cast not learned spells
    if (!caster->HasSpell(spellId) || spellInfo->IsPassive())
        return;

    SpellCastTargets targets;
    targets.Read(recvPacket, caster);
    HandleClientCastFlags(recvPacket, castFlags, targets);

    caster->ClearUnitState(UNIT_STATE_FOLLOW);

    Spell* spell = new Spell(caster, spellInfo, TRIGGERED_NONE);
    spell->m_cast_count = castCount;                    // probably pending spell cast
    spell->m_targets = targets;

    SpellCastResult result = spell->CheckPetCast(NULL);

    if (result == SPELL_CAST_OK)
    {
        if (Creature* creature = caster->ToCreature())
        {
            creature->AddCreatureSpellCooldown(spellId);
            if (Pet* pet = creature->ToPet())
            {
                // 10% chance to play special pet attack talk, else growl
                // actually this only seems to happen on special spells, fire shield for imp, torment for voidwalker, but it's stupid to check every spell
                if (pet->getPetType() == SUMMON_PET && (urand(0, 100) < 10))
                    pet->SendPetTalk(PET_TALK_SPECIAL_SPELL);
                else
                    pet->SendPetAIReaction(guid);
            }
        }

        spell->prepare(&(spell->m_targets));
    }
    else
    {
        spell->SendPetCastResult(result);

        if (caster->GetTypeId() == TYPEID_PLAYER)
        {
            if (!caster->ToPlayer()->HasSpellCooldown(spellId))
                GetPlayer()->SendClearCooldown(spellId, caster);
        }
        else
        {
            if (!caster->ToCreature()->HasSpellCooldown(spellId))
                GetPlayer()->SendClearCooldown(spellId, caster);
        }

        spell->finish(false);
        delete spell;
    }
}

// this void creates new auction and adds auction to some auctionhouse
void WorldSession::HandleAuctionSellItem( WorldPacket & recv_data )
{
    DEBUG_LOG("WORLD: HandleAuctionSellItem");

    ObjectGuid auctioneerGuid;
    ObjectGuid itemGuid;
    uint32 etime, bid, buyout;
    recv_data >> auctioneerGuid;
    recv_data >> itemGuid;
    recv_data >> bid;
    recv_data >> buyout;
    recv_data >> etime;

    if (itemGuid.IsEmpty() || !bid || !etime)
        return;                                             // check for cheaters

    Player *pl = GetPlayer();

    AuctionHouseEntry const* auctionHouseEntry = GetCheckedAuctionHouseForAuctioneer(auctioneerGuid);
    if (!auctionHouseEntry)
        return;

    // always return pointer
    AuctionHouseObject* auctionHouse = sAuctionMgr.GetAuctionsMap(auctionHouseEntry);

    // client send time in minutes, convert to common used sec time
    etime *= MINUTE;

    // client understand only 3 auction time
    switch(etime)
    {
        case 1*MIN_AUCTION_TIME:
        case 2*MIN_AUCTION_TIME:
        case 4*MIN_AUCTION_TIME:
            break;
        default:
            return;
    }

    // remove fake death
    if(GetPlayer()->hasUnitState(UNIT_STAT_DIED))
        GetPlayer()->RemoveSpellsCausingAura(SPELL_AURA_FEIGN_DEATH);

    Item *it = pl->GetItemByGuid(itemGuid);
    // do not allow to sell already auctioned items
    if (sAuctionMgr.GetAItem(itemGuid.GetCounter()))
    {
        sLog.outError("AuctionError, %s is sending %s, but item is already in another auction", pl->GetGuidStr().c_str(), itemGuid.GetString().c_str());
        SendAuctionCommandResult(0, AUCTION_SELL_ITEM, AUCTION_INTERNAL_ERROR);
        return;
    }
    // prevent sending bag with items (cheat: can be placed in bag after adding equipped empty bag to auction)
    if(!it)
    {
        SendAuctionCommandResult(0, AUCTION_SELL_ITEM, AUCTION_ITEM_NOT_FOUND);
        return;
    }

    if(!it->CanBeTraded())
    {
        SendAuctionCommandResult(0, AUCTION_SELL_ITEM, AUCTION_INTERNAL_ERROR);
        return;
    }

    if ((it->GetProto()->Flags & ITEM_FLAG_CONJURED) || it->GetUInt32Value(ITEM_FIELD_DURATION))
    {
        SendAuctionCommandResult(0, AUCTION_SELL_ITEM, AUCTION_INTERNAL_ERROR);
        return;
    }

    //we have to take deposit :
    uint32 deposit = AuctionHouseMgr::GetAuctionDeposit( auctionHouseEntry, etime, it );
    if ( pl->GetMoney() < deposit )
    {
        SendAuctionCommandResult(0, AUCTION_SELL_ITEM, AUCTION_NOT_ENOUGHT_MONEY);
        return;
    }

    if( GetSecurity() > SEC_PLAYER && sWorld.getConfig(CONFIG_BOOL_GM_LOG_TRADE) )
    {
        sLog.outCommand(GetAccountId(),"GM %s (Account: %u) create auction: %s (Entry: %u Count: %u)",
            GetPlayerName(), GetAccountId(), it->GetProto()->Name1, it->GetEntry(), it->GetCount());
    }

    pl->ModifyMoney( -int32(deposit) );

    uint32 auction_time = uint32(etime * sWorld.getConfig(CONFIG_FLOAT_RATE_AUCTION_TIME));

    AuctionEntry *AH = new AuctionEntry;
    AH->Id = sObjectMgr.GenerateAuctionID();
    AH->item_guidlow = itemGuid.GetCounter();
    AH->item_template = it->GetEntry();
    AH->owner = pl->GetGUIDLow();
    AH->startbid = bid;
    AH->bidder = 0;
    AH->bid = 0;
    AH->buyout = buyout;
    AH->expire_time = time(NULL) + auction_time;
    AH->deposit = deposit;
//.........这里部分代码省略.........

// this void creates new auction and adds auction to some auctionhouse
void WorldSession::HandleAuctionSellItem(WorldPacket& recv_data)
{
    DEBUG_LOG("WORLD: HandleAuctionSellItem");

    ObjectGuid auctioneerGuid;
    ObjectGuid itemGuid;
    uint32 etime, bid, buyout;

    recv_data >> auctioneerGuid;
    recv_data >> itemGuid;
    recv_data >> bid;
    recv_data >> buyout;
    recv_data >> etime;

    if (!bid || !etime)
        return;                                             // check for cheaters

    Player* pl = GetPlayer();

    AuctionHouseEntry const* auctionHouseEntry = GetCheckedAuctionHouseForAuctioneer(auctioneerGuid);
    if (!auctionHouseEntry)
        return;

    // always return pointer
    AuctionHouseObject* auctionHouse = sAuctionMgr.GetAuctionsMap(auctionHouseEntry);

    // client send time in minutes, convert to common used sec time
    etime *= MINUTE;

    // client understand only 3 auction time
    switch (etime)
    {
        case 1*MIN_AUCTION_TIME:
        case 2*MIN_AUCTION_TIME:
        case 4*MIN_AUCTION_TIME:
            break;
        default:
            return;
    }

    // remove fake death
    if (GetPlayer()->hasUnitState(UNIT_STAT_DIED))
        GetPlayer()->RemoveSpellsCausingAura(SPELL_AURA_FEIGN_DEATH);

    if (!itemGuid)
        return;

    Item* it = pl->GetItemByGuid(itemGuid);

    // do not allow to sell already auctioned items
    if (sAuctionMgr.GetAItem(itemGuid.GetCounter()))
    {
        sLog.outError("AuctionError, %s is sending %s, but item is already in another auction", pl->GetGuidStr().c_str(), itemGuid.GetString().c_str());
        SendAuctionCommandResult(NULL, AUCTION_STARTED, AUCTION_ERR_INVENTORY, EQUIP_ERR_ITEM_NOT_FOUND);
        return;
    }

    // prevent sending bag with items (cheat: can be placed in bag after adding equipped empty bag to auction)
    if (!it)
    {
        SendAuctionCommandResult(NULL, AUCTION_STARTED, AUCTION_ERR_INVENTORY, EQUIP_ERR_ITEM_NOT_FOUND);
        return;
    }

    if (!it->CanBeTraded())
    {
        SendAuctionCommandResult(NULL, AUCTION_STARTED, AUCTION_ERR_INVENTORY, EQUIP_ERR_CANNOT_TRADE_THAT);
        return;
    }

    if ((it->GetProto()->Flags & ITEM_FLAG_CONJURED) || it->GetUInt32Value(ITEM_FIELD_DURATION))
    {
        SendAuctionCommandResult(NULL, AUCTION_STARTED, AUCTION_ERR_INVENTORY, EQUIP_ERR_CANNOT_TRADE_THAT);
        return;
    }

    // check money for deposit
    uint32 deposit = AuctionHouseMgr::GetAuctionDeposit(auctionHouseEntry, etime, it);
    if (pl->GetMoney() < deposit)
    {
        SendAuctionCommandResult(NULL, AUCTION_STARTED, AUCTION_ERR_NOT_ENOUGH_MONEY);
        return;
    }

    if (GetSecurity() > SEC_PLAYER && sWorld.getConfig(CONFIG_BOOL_GM_LOG_TRADE))
    {
        sLog.outCommand(GetAccountId(), "GM %s (Account: %u) create auction: %s (Entry: %u Count: %u)",
                        GetPlayerName(), GetAccountId(), it->GetProto()->Name1, it->GetEntry(), it->GetCount());
    }

    pl->ModifyMoney(-int32(deposit));

    AuctionEntry* AH = auctionHouse->AddAuction(auctionHouseEntry, it, etime, bid, buyout, deposit, pl);

    DETAIL_LOG("selling %s to auctioneer %s with initial bid %u with buyout %u and with time %u (in sec) in auctionhouse %u",
               itemGuid.GetString().c_str(), auctioneerGuid.GetString().c_str(), bid, buyout, etime, auctionHouseEntry->houseId);

    SendAuctionCommandResult(AH, AUCTION_STARTED, AUCTION_OK);
}

void WorldSession::DoLootRelease(ObjectGuid lguid)
{
    Player  *player = GetPlayer();
    Loot    *loot;

    player->SetLootGUID(ObjectGuid::Empty);
    player->SendLootRelease(lguid);

    player->RemoveFlag(UNIT_FIELD_FLAGS, UNIT_FLAG_LOOTING);

    if (!player->IsInWorld())
        return;

    if (lguid.IsGameObject())
    {
        GameObject* go = GetPlayer()->GetMap()->GetGameObject(lguid);

        // not check distance for GO in case owned GO (fishing bobber case, for example) or Fishing hole GO
        if (!go || ((go->GetOwnerGUID() != _player->GetGUID() && go->GetGoType() != GAMEOBJECT_TYPE_FISHINGHOLE) && !go->IsWithinDistInMap(_player, INTERACTION_DISTANCE)))
            return;

        loot = &go->loot;

        if (go->GetGoType() == GAMEOBJECT_TYPE_DOOR)
        {
            // locked doors are opened with spelleffect openlock, prevent remove its as looted
            go->UseDoorOrButton();
        }
        else if (loot->isLooted() || go->GetGoType() == GAMEOBJECT_TYPE_FISHINGNODE)
        {
            if (go->GetGoType() == GAMEOBJECT_TYPE_FISHINGHOLE)
            {                                               // The fishing hole used once more
                go->AddUse();                               // if the max usage is reached, will be despawned in next tick
                if (go->GetUseCount() >= go->GetGOValue()->FishingHole.MaxOpens)
                    go->SetLootState(GO_JUST_DEACTIVATED);
                else
                    go->SetLootState(GO_READY);
            }
            else
                go->SetLootState(GO_JUST_DEACTIVATED);

            loot->clear();
        }
        else
        {
            // not fully looted object
            go->SetLootState(GO_ACTIVATED, player);

            // if the round robin player release, reset it.
            if (player->GetGUID() == loot->roundRobinPlayer)
                loot->roundRobinPlayer.Clear();
        }
    }
    else if (lguid.IsCorpse())        // ONLY remove insignia at BG
    {
        Corpse* corpse = ObjectAccessor::GetCorpse(*player, lguid);
        if (!corpse || !corpse->IsWithinDistInMap(_player, INTERACTION_DISTANCE))
            return;

        loot = &corpse->loot;

        if (loot->isLooted())
        {
            loot->clear();
            corpse->RemoveFlag(CORPSE_FIELD_DYNAMIC_FLAGS, CORPSE_DYNFLAG_LOOTABLE);
        }
    }
    else if (lguid.IsItem())
    {
        Item* pItem = player->GetItemByGuid(lguid);
        if (!pItem)
            return;

        ItemTemplate const* proto = pItem->GetTemplate();

        // destroy only 5 items from stack in case prospecting and milling
        if (proto->Flags & (ITEM_PROTO_FLAG_PROSPECTABLE | ITEM_PROTO_FLAG_MILLABLE))
        {
            pItem->m_lootGenerated = false;
            pItem->loot.clear();

            uint32 count = pItem->GetCount();

            // >=5 checked in spell code, but will work for cheating cases also with removing from another stacks.
            if (count > 5)
                count = 5;

            player->DestroyItemCount(pItem, count, true);
        }
        else
        {
            // Only delete item if no loot or money (unlooted loot is saved to db) or if it isn't an openable item
            if (pItem->loot.isLooted() || !(proto->Flags & ITEM_PROTO_FLAG_OPENABLE))
                player->DestroyItem(pItem->GetBagSlot(), pItem->GetSlot(), true);
        }
        return;                                             // item can be looted only single player
    }
    else
    {
        Creature* creature = GetPlayer()->GetMap()->GetCreature(lguid);
//.........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::HandlePetCastSpellOpcode(WorldPacket& recvPacket)
{
    DETAIL_LOG("WORLD: CMSG_PET_CAST_SPELL");

    ObjectGuid guid;
    uint32 spellid;

    recvPacket >> guid >> spellid;

    DEBUG_LOG("WORLD: CMSG_PET_CAST_SPELL, %s, spellid %u", guid.GetString().c_str(), spellid);

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

    if (!pet || (guid != _player->GetPetGuid() && guid != _player->GetCharmGuid()))
    {
        sLog.outError("HandlePetCastSpellOpcode: %s isn't pet of %s .", guid.GetString().c_str(), GetPlayer()->GetGuidStr().c_str());
        return;
    }

    SpellEntry const* spellInfo = sSpellStore.LookupEntry(spellid);
    if (!spellInfo)
    {
        sLog.outError("WORLD: unknown PET spell id %i", spellid);
        return;
    }

    if (pet->GetCharmInfo() && pet->GetCharmInfo()->GetGlobalCooldownMgr().HasGlobalCooldown(spellInfo))
        return;


    // do not cast not learned spells
    if (!pet->HasSpell(spellid) || IsPassiveSpell(spellInfo))
        return;

    SpellCastTargets targets;

    recvPacket >> targets.ReadForCaster(pet);

    pet->clearUnitState(UNIT_STAT_MOVING);

    Spell* spell = new Spell(pet, spellInfo, false);
    spell->m_targets = targets;

    SpellCastResult result = spell->CheckPetCast(nullptr);
    if (result == SPELL_CAST_OK)
    {
        pet->AddCreatureSpellCooldown(spellid);
        if (pet->IsPet())
        {
            ((Pet*)pet)->CheckLearning(spellid);

            // 10% chance to play special pet attack talk, else growl
            // actually this only seems to happen on special spells, fire shield for imp, torment for voidwalker, but it's stupid to check every spell
            if (((Pet*)pet)->getPetType() == SUMMON_PET && (urand(0, 100) < 10))
                pet->SendPetTalk((uint32)PET_TALK_SPECIAL_SPELL);
            else
                pet->SendPetAIReaction();
        }

        spell->prepare(&(spell->m_targets));
    }
    else
    {
        pet->SendPetCastFail(spellid, result);
        if (!pet->HasSpellCooldown(spellid))
            GetPlayer()->SendClearCooldown(spellid, pet);

        spell->finish(false);
        delete spell;
    }
}