C++ AuctionHouseObject::RemoveAuction方法代码示例

//.........这里部分代码省略.........

    AuctionEntry* auction = auctionHouse->GetAuction(auctionId);
    Player* player = GetPlayer();

    if (!auction || auction->owner == player->GetGUID().GetCounter())
    {
        //you cannot bid your own auction:
        SendAuctionCommandResult(0, AUCTION_PLACE_BID, ERR_AUCTION_BID_OWN);
        return;
    }

    // impossible have online own another character (use this for speedup check in case online owner)
    ObjectGuid ownerGuid(HighGuid::Player, auction->owner);
    Player* auction_owner = ObjectAccessor::FindPlayer(ownerGuid);
    if (!auction_owner && sObjectMgr->GetPlayerAccountIdByGUID(ownerGuid) == player->GetSession()->GetAccountId())
    {
        //you cannot bid your another character auction:
        SendAuctionCommandResult(0, AUCTION_PLACE_BID, ERR_AUCTION_BID_OWN);
        return;
    }

    // cheating
    if (price <= auction->bid || price < auction->startbid)
        return;

    // price too low for next bid if not buyout
    if ((price < auction->buyout || auction->buyout == 0) &&
        price < auction->bid + auction->GetAuctionOutBid())
    {
        //auction has already higher bid, client tests it!
        return;
    }

    if (!player->HasEnoughMoney(price))
    {
        //you don't have enought money!, client tests!
        //SendAuctionCommandResult(auction->auctionId, AUCTION_PLACE_BID, ???);
        return;
    }

    SQLTransaction trans = CharacterDatabase.BeginTransaction();

    if (price < auction->buyout || auction->buyout == 0)
    {
        if (auction->bidder > 0)
        {
            if (auction->bidder == player->GetGUID().GetCounter())
                player->ModifyMoney(-int32(price - auction->bid));
            else
            {
                // mail to last bidder and return money
                sAuctionMgr->SendAuctionOutbiddedMail(auction, price, GetPlayer(), trans);
                player->ModifyMoney(-int32(price));
            }
        }
        else
            player->ModifyMoney(-int32(price));

        auction->bidder = player->GetGUID().GetCounter();
        auction->bid = price;
        GetPlayer()->UpdateAchievementCriteria(ACHIEVEMENT_CRITERIA_TYPE_HIGHEST_AUCTION_BID, price);

        PreparedStatement* stmt = CharacterDatabase.GetPreparedStatement(CHAR_UPD_AUCTION_BID);
        stmt->setUInt32(0, auction->bidder);
        stmt->setUInt32(1, auction->bid);
        stmt->setUInt32(2, auction->Id);
        trans->Append(stmt);

        SendAuctionCommandResult(auction->Id, AUCTION_PLACE_BID, ERR_AUCTION_OK, 0);
    }
    else
    {
        //buyout:
        if (player->GetGUID().GetCounter() == auction->bidder)
            player->ModifyMoney(-int32(auction->buyout - auction->bid));
        else
        {
            player->ModifyMoney(-int32(auction->buyout));
            if (auction->bidder)                          //buyout for bidded auction ..
                sAuctionMgr->SendAuctionOutbiddedMail(auction, auction->buyout, GetPlayer(), trans);
        }
        auction->bidder = player->GetGUID().GetCounter();
        auction->bid = auction->buyout;
        GetPlayer()->UpdateAchievementCriteria(ACHIEVEMENT_CRITERIA_TYPE_HIGHEST_AUCTION_BID, auction->buyout);

        //- Mails must be under transaction control too to prevent data loss
        sAuctionMgr->SendAuctionSalePendingMail(auction, trans);
        sAuctionMgr->SendAuctionSuccessfulMail(auction, trans);
        sAuctionMgr->SendAuctionWonMail(auction, trans);

        SendAuctionCommandResult(auction->Id, AUCTION_PLACE_BID, ERR_AUCTION_OK);

        auction->DeleteFromDB(trans);

        sAuctionMgr->RemoveAItem(auction->itemGUIDLow);
        auctionHouse->RemoveAuction(auction);
    }
    player->SaveInventoryAndGoldToDB(trans);
    CharacterDatabase.CommitTransaction(trans);
}

//this void is called when auction_owner cancels his auction
void WorldSession::HandleAuctionRemoveItem(WorldPacket& recvData)
{
    TC_LOG_DEBUG("network", "WORLD: Received CMSG_AUCTION_REMOVE_ITEM");

    ObjectGuid auctioneer;
    uint32 auctionId;
    recvData >> auctioneer;
    recvData >> auctionId;
    //TC_LOG_DEBUG("Cancel AUCTION AuctionID: %u", auctionId);

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

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

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

    AuctionEntry* auction = auctionHouse->GetAuction(auctionId);
    Player* player = GetPlayer();

    SQLTransaction trans = CharacterDatabase.BeginTransaction();
    if (auction && auction->owner == player->GetGUID().GetCounter())
    {
        Item* pItem = sAuctionMgr->GetAItem(auction->itemGUIDLow);
        if (pItem)
        {
            if (auction->bidder > 0)                        // If we have a bidder, we have to send him the money he paid
            {
                uint32 auctionCut = auction->GetAuctionCut();
                if (!player->HasEnoughMoney(auctionCut))          //player doesn't have enough money, maybe message needed
                    return;
                //some auctionBidderNotification would be needed, but don't know that parts..
                sAuctionMgr->SendAuctionCancelledToBidderMail(auction, trans);
                player->ModifyMoney(-int32(auctionCut));
            }

            // item will deleted or added to received mail list
            MailDraft(auction->BuildAuctionMailSubject(AUCTION_CANCELED), AuctionEntry::BuildAuctionMailBody(0, 0, auction->buyout, auction->deposit, 0))
                .AddItem(pItem)
                .SendMailTo(trans, player, auction, MAIL_CHECK_MASK_COPIED);
        }
        else
        {
            TC_LOG_ERROR("network", "Auction id: %u has non-existed item (item guid : %u)!!!", auction->Id, auction->itemGUIDLow);
            SendAuctionCommandResult(0, AUCTION_CANCEL, ERR_AUCTION_DATABASE_ERROR);
            return;
        }
    }
    else
    {
        SendAuctionCommandResult(0, AUCTION_CANCEL, ERR_AUCTION_DATABASE_ERROR);
        //this code isn't possible ... maybe there should be assert
        TC_LOG_ERROR("network", "CHEATER : %u, he tried to cancel auction (id: %u) of another player, or auction is NULL", player->GetGUID().GetCounter(), auctionId);
        return;
    }

    //inform player, that auction is removed
    SendAuctionCommandResult(auction->Id, AUCTION_CANCEL, ERR_AUCTION_OK);

    // Now remove the auction

    player->SaveInventoryAndGoldToDB(trans);
    auction->DeleteFromDB(trans);
    CharacterDatabase.CommitTransaction(trans);

    sAuctionMgr->RemoveAItem(auction->itemGUIDLow);
    auctionHouse->RemoveAuction(auction);
}

//.........这里部分代码省略.........
    if (GetPlayer()->HasUnitState(UNIT_STAT_DIED))
        GetPlayer()->RemoveAurasByType(SPELL_AURA_FEIGN_DEATH);

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

    AuctionEntry *auction = auctionHouse->GetAuction(auctionId);
    Player *pl = GetPlayer();

    if (!auction || auction->owner == pl->GetGUIDLow())
    {
        //you cannot bid your own auction:
        SendAuctionCommandResult(0, AUCTION_PLACE_BID, CANNOT_BID_YOUR_AUCTION_ERROR);
        return;
    }

    // impossible have online own another character (use this for speedup check in case online owner)
    Player* auction_owner = sObjectMgr->GetPlayer(MAKE_NEW_GUID(auction->owner, 0, HIGHGUID_PLAYER));
    if (!auction_owner && sObjectMgr->GetPlayerAccountIdByGUID(MAKE_NEW_GUID(auction->owner, 0, HIGHGUID_PLAYER)) == pl->GetSession()->GetAccountId())
    {
        //you cannot bid your another character auction:
        SendAuctionCommandResult(0, AUCTION_PLACE_BID, CANNOT_BID_YOUR_AUCTION_ERROR);
        return;
    }

    // cheating
    if (price <= auction->bid || price < auction->startbid)
        return;

    // price too low for next bid if not buyout
    if ((price < auction->buyout || auction->buyout == 0) &&
        price < auction->bid + auction->GetAuctionOutBid())
    {
        //auction has already higher bid, client tests it!
        return;
    }

    if (!pl->HasEnoughMoney((uint32)price))
    {
        //you don't have enought money!, client tests!
        //SendAuctionCommandResult(auction->auctionId, AUCTION_PLACE_BID, ???);
        return;
    }

    SQLTransaction trans = CharacterDatabase.BeginTransaction();

    if (price < auction->buyout || auction->buyout == 0)
    {
        if (auction->bidder > 0)
        {
            if (auction->bidder == pl->GetGUIDLow())
                pl->ModifyMoney(-int32(price - auction->bid));
            else
            {
                // mail to last bidder and return money
                sAuctionMgr->SendAuctionOutbiddedMail(auction, price, GetPlayer(), trans);
                pl->ModifyMoney(-int32(price));
            }
        }
        else
            pl->ModifyMoney(-int32(price));

        auction->bidder = pl->GetGUIDLow();
        auction->bid = price;
        GetPlayer()->GetAchievementMgr().UpdateAchievementCriteria(ACHIEVEMENT_CRITERIA_TYPE_HIGHEST_AUCTION_BID, price);

        trans->PAppend("UPDATE auctionhouse SET buyguid = '%u', lastbid = '%u' WHERE id = '%u'", auction->bidder, auction->bid, auction->Id);

        SendAuctionCommandResult(auction->Id, AUCTION_PLACE_BID, AUCTION_OK, 0);
    }
    else
    {
        //buyout:
        if (pl->GetGUIDLow() == auction->bidder)
            pl->ModifyMoney(-int32(auction->buyout - auction->bid));
        else
        {
            pl->ModifyMoney(-int32(auction->buyout));
            if (auction->bidder)                          //buyout for bidded auction ..
                sAuctionMgr->SendAuctionOutbiddedMail(auction, auction->buyout, GetPlayer(), trans);
        }
        auction->bidder = pl->GetGUIDLow();
        auction->bid = auction->buyout;
        GetPlayer()->GetAchievementMgr().UpdateAchievementCriteria(ACHIEVEMENT_CRITERIA_TYPE_HIGHEST_AUCTION_BID, auction->buyout);

        //- Mails must be under transaction control too to prevent data loss
        sAuctionMgr->SendAuctionSalePendingMail(auction, trans);
        sAuctionMgr->SendAuctionSuccessfulMail(auction, trans);
        sAuctionMgr->SendAuctionWonMail(auction, trans);

        SendAuctionCommandResult(auction->Id, AUCTION_PLACE_BID, AUCTION_OK);

        auction->DeleteFromDB(trans);

        uint32 item_template = auction->item_template;
        sAuctionMgr->RemoveAItem(auction->item_guidlow);
        auctionHouse->RemoveAuction(auction, item_template);
    }
    pl->SaveInventoryAndGoldToDB(trans);
    CharacterDatabase.CommitTransaction(trans);
}

//this void is called when auction_owner cancels his auction
void WorldSession::HandleAuctionRemoveItem(WorldPacket & recv_data)
{
    uint64 auctioneer;
    uint32 auctionId;
    recv_data >> auctioneer;
    recv_data >> auctionId;
    //sLog->outDebug(LOG_FILTER_NETWORKIO, "Cancel AUCTION AuctionID: %u", auctionId);

    Creature *pCreature = GetPlayer()->GetNPCIfCanInteractWith(auctioneer, UNIT_NPC_FLAG_AUCTIONEER);
    if (!pCreature)
    {
        sLog->outDebug(LOG_FILTER_NETWORKIO, "WORLD: HandleAuctionRemoveItem - Unit (GUID: %u) not found or you can't interact with him.", uint32(GUID_LOPART(auctioneer)));
        return;
    }

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

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

    AuctionEntry *auction = auctionHouse->GetAuction(auctionId);
    Player *pl = GetPlayer();

    SQLTransaction trans = CharacterDatabase.BeginTransaction();
    if (auction && auction->owner == pl->GetGUIDLow())
    {
        Item *pItem = sAuctionMgr->GetAItem(auction->item_guidlow);
        if (pItem)
        {
            if (auction->bidder > 0)                        // If we have a bidder, we have to send him the money he paid
            {
                uint32 auctionCut = auction->GetAuctionCut();
                if (!pl->HasEnoughMoney(auctionCut))          //player doesn't have enough money, maybe message needed
                    return;
                //some auctionBidderNotification would be needed, but don't know that parts..
                sAuctionMgr->SendAuctionCancelledToBidderMail(auction, trans);
                pl->ModifyMoney(-int32(auctionCut));
            }
            // Return the item by mail
            std::ostringstream msgAuctionCanceledOwner;
            msgAuctionCanceledOwner << auction->item_template << ":0:" << AUCTION_CANCELED << ":0:0";

            // item will deleted or added to received mail list
            MailDraft(msgAuctionCanceledOwner.str(), "")    // TODO: fix body
                .AddItem(pItem)
                .SendMailTo(trans, pl, auction, MAIL_CHECK_MASK_COPIED);
        }
        else
        {
            sLog->outError("Auction id: %u has non-existed item (item guid : %u)!!!", auction->Id, auction->item_guidlow);
            SendAuctionCommandResult(0, AUCTION_CANCEL, AUCTION_INTERNAL_ERROR);
            return;
        }
    }
    else
    {
        SendAuctionCommandResult(0, AUCTION_CANCEL, AUCTION_INTERNAL_ERROR);
        //this code isn't possible ... maybe there should be assert
        sLog->outError("CHEATER : %u, he tried to cancel auction (id: %u) of another player, or auction is NULL", pl->GetGUIDLow(), auctionId);
        return;
    }

    //inform player, that auction is removed
    SendAuctionCommandResult(auction->Id, AUCTION_CANCEL, AUCTION_OK);

    // Now remove the auction

    pl->SaveInventoryAndGoldToDB(trans);
    auction->DeleteFromDB(trans);
    CharacterDatabase.CommitTransaction(trans);

    uint32 item_template = auction->item_template;
    sAuctionMgr->RemoveAItem(auction->item_guidlow);
    auctionHouse->RemoveAuction(auction, item_template);
}

//.........这里部分代码省略.........
    Player *pl = GetPlayer();

    if( !auction || auction->owner == pl->GetGUIDLow() )
    {
        //you cannot bid your own auction:
        SendAuctionCommandResult( 0, AUCTION_PLACE_BID, CANNOT_BID_YOUR_AUCTION_ERROR );
        return;
    }

    // impossible have online own another character (use this for speedup check in case online owner)
    Player* auction_owner = objmgr.GetPlayer(MAKE_NEW_GUID(auction->owner, 0, HIGHGUID_PLAYER));
    if( !auction_owner && objmgr.GetPlayerAccountIdByGUID(MAKE_NEW_GUID(auction->owner, 0, HIGHGUID_PLAYER)) == pl->GetSession()->GetAccountId())
    {
        //you cannot bid your another character auction:
        SendAuctionCommandResult( 0, AUCTION_PLACE_BID, CANNOT_BID_YOUR_AUCTION_ERROR );
        return;
    }

    // cheating
    if(price <= auction->bid)
        return;

    // price too low for next bid if not buyout
    if ((price < auction->buyout || auction->buyout == 0) &&
        price < auction->bid + auction->GetAuctionOutBid())
    {
        //auction has already higher bid, client tests it!
        return;
    }

    if (price > pl->GetMoney())
    {
        //you don't have enought money!, client tests!
        //SendAuctionCommandResult(auction->auctionId, AUCTION_PLACE_BID, ???);
        return;
    }

    if ((price < auction->buyout) || (auction->buyout == 0))
    {
        if (auction->bidder > 0)
        {
            if ( auction->bidder == pl->GetGUIDLow() )
            {
                pl->ModifyMoney( -int32(price - auction->bid));
            }
            else
            {
                // mail to last bidder and return money
                SendAuctionOutbiddedMail( auction , price );
                pl->ModifyMoney( -int32(price) );
            }
        }
        else
        {
            pl->ModifyMoney( -int32(price) );
        }
        auction->bidder = pl->GetGUIDLow();
        auction->bid = price;
        GetPlayer()->GetAchievementMgr().UpdateAchievementCriteria(ACHIEVEMENT_CRITERIA_TYPE_HIGHEST_AUCTION_BID, price);

        // after this update we should save player's money ...
        CharacterDatabase.PExecute("UPDATE auctionhouse SET buyguid = '%u',lastbid = '%u' WHERE id = '%u'", auction->bidder, auction->bid, auction->Id);

        SendAuctionCommandResult(auction->Id, AUCTION_PLACE_BID, AUCTION_OK, 0 );
    }
    else
    {
        //buyout:
        if (pl->GetGUIDLow() == auction->bidder )
        {
            pl->ModifyMoney(-int32(auction->buyout - auction->bid));
        }
        else
        {
            pl->ModifyMoney(-int32(auction->buyout));
            if ( auction->bidder )                          //buyout for bidded auction ..
            {
                SendAuctionOutbiddedMail( auction, auction->buyout );
            }
        }
        auction->bidder = pl->GetGUIDLow();
        auction->bid = auction->buyout;
        GetPlayer()->GetAchievementMgr().UpdateAchievementCriteria(ACHIEVEMENT_CRITERIA_TYPE_HIGHEST_AUCTION_BID, auction->buyout);

        auctionmgr.SendAuctionSalePendingMail( auction );
        auctionmgr.SendAuctionSuccessfulMail( auction );
        auctionmgr.SendAuctionWonMail( auction );

        SendAuctionCommandResult(auction->Id, AUCTION_PLACE_BID, AUCTION_OK);

        auctionmgr.RemoveAItem(auction->item_guidlow);
        auctionHouse->RemoveAuction(auction->Id);
        auction->DeleteFromDB();

        delete auction;
    }
    CharacterDatabase.BeginTransaction();
    pl->SaveInventoryAndGoldToDB();
    CharacterDatabase.CommitTransaction();
}

//this void is called when auction_owner cancels his auction
void WorldSession::HandleAuctionRemoveItem( WorldPacket & recv_data )
{
    CHECK_PACKET_SIZE(recv_data,8+4);

    uint64 auctioneer;
    uint32 auctionId;
    recv_data >> auctioneer;
    recv_data >> auctionId;
    //sLog.outDebug( "Cancel AUCTION AuctionID: %u", auctionId);

    Creature *pCreature = GetPlayer()->GetNPCIfCanInteractWith(auctioneer,UNIT_NPC_FLAG_AUCTIONEER);
    if (!pCreature)
    {
        sLog.outDebug( "WORLD: HandleAuctionRemoveItem - Unit (GUID: %u) not found or you can't interact with him.", uint32(GUID_LOPART(auctioneer)) );
        return;
    }

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

    AuctionHouseObject* auctionHouse = auctionmgr.GetAuctionsMap( pCreature->getFaction() );

    AuctionEntry *auction = auctionHouse->GetAuction(auctionId);
    Player *pl = GetPlayer();

    if (auction && auction->owner == pl->GetGUIDLow())
    {
        Item *pItem = auctionmgr.GetAItem(auction->item_guidlow);
        if (pItem)
        {
            if (auction->bidder > 0)                        // If we have a bidder, we have to send him the money he paid
            {
                uint32 auctionCut = auction->GetAuctionCut();
                if ( pl->GetMoney() < auctionCut )          //player doesn't have enough money, maybe message needed
                    return;
                //some auctionBidderNotification would be needed, but don't know that parts..
                SendAuctionCancelledToBidderMail( auction );
                pl->ModifyMoney( -int32(auctionCut) );
            }
            // Return the item by mail
            std::ostringstream msgAuctionCanceledOwner;
            msgAuctionCanceledOwner << auction->item_template << ":0:" << AUCTION_CANCELED;

            MailItemsInfo mi;
            mi.AddItem(auction->item_guidlow, auction->item_template, pItem);

            // item will deleted or added to received mail list
            WorldSession::SendMailTo(pl, MAIL_AUCTION, MAIL_STATIONERY_AUCTION, auction->GetHouseId(), pl->GetGUIDLow(), msgAuctionCanceledOwner.str(), 0, &mi, 0, 0, MAIL_CHECK_MASK_NONE);
        }
        else
        {
            sLog.outError("Auction id: %u has non-existed item (item guid : %u)!!!", auction->Id, auction->item_guidlow);
            SendAuctionCommandResult( 0, AUCTION_CANCEL, AUCTION_INTERNAL_ERROR );
            return;
        }
    }
    else
    {
        SendAuctionCommandResult( 0, AUCTION_CANCEL, AUCTION_INTERNAL_ERROR );
        //this code isn't possible ... maybe there should be assert
        sLog.outError("CHEATER : %u, he tried to cancel auction (id: %u) of another player, or auction is NULL", pl->GetGUIDLow(), auctionId );
        return;
    }

    //inform player, that auction is removed
    SendAuctionCommandResult( auction->Id, AUCTION_CANCEL, AUCTION_OK );
    // Now remove the auction
    CharacterDatabase.BeginTransaction();
    auction->DeleteFromDB();
    pl->SaveInventoryAndGoldToDB();
    CharacterDatabase.CommitTransaction();
    auctionmgr.RemoveAItem( auction->item_guidlow );
    auctionHouse->RemoveAuction( auction->Id );
    delete auction;
}

// this void is called when auction_owner cancels his auction
void WorldSession::HandleAuctionRemoveItem(WorldPacket& recv_data)
{
    DEBUG_LOG("WORLD: HandleAuctionRemoveItem");

    ObjectGuid auctioneerGuid;
    uint32 auctionId;
    recv_data >> auctioneerGuid;
    recv_data >> auctionId;
    // DEBUG_LOG("Cancel AUCTION AuctionID: %u", auctionId);

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

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

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

    AuctionEntry* auction = auctionHouse->GetAuction(auctionId);
    Player* pl = GetPlayer();

    if (!auction || auction->owner != pl->GetGUIDLow())
    {
        SendAuctionCommandResult(NULL, AUCTION_REMOVED, AUCTION_ERR_DATABASE);
        sLog.outError("CHEATER : %u, he tried to cancel auction (id: %u) of another player, or auction is NULL", pl->GetGUIDLow(), auctionId);
        return;
    }

    Item* pItem = sAuctionMgr.GetAItem(auction->itemGuidLow);
    if (!pItem)
    {
        sLog.outError("Auction id: %u has nonexistent item (item guid : %u)!!!", auction->Id, auction->itemGuidLow);
        SendAuctionCommandResult(NULL, AUCTION_REMOVED, AUCTION_ERR_INVENTORY, EQUIP_ERR_ITEM_NOT_FOUND);
        return;
    }

    if (auction->bid)                                       // If we have a bid, we have to send him the money he paid
    {
        uint32 auctionCut = auction->GetAuctionCut();
        if (pl->GetMoney() < auctionCut)                    // player doesn't have enough money, maybe message needed
            return;

        if (auction->bidder)                                // if auction have real existed bidder send mail
            SendAuctionCancelledToBidderMail(auction);

        pl->ModifyMoney(-int32(auctionCut));
    }
    // Return the item by mail
    std::ostringstream msgAuctionCanceledOwner;
    msgAuctionCanceledOwner << auction->itemTemplate << ":" << auction->itemRandomPropertyId << ":" << AUCTION_CANCELED;

    // item will deleted or added to received mail list
    MailDraft(msgAuctionCanceledOwner.str())
    .AddItem(pItem)
    .SendMailTo(pl, auction, MAIL_CHECK_MASK_COPIED);

    // inform player, that auction is removed
    SendAuctionCommandResult(auction, AUCTION_REMOVED, AUCTION_OK);
    // Now remove the auction
    CharacterDatabase.BeginTransaction();
    auction->DeleteFromDB();
    pl->SaveInventoryAndGoldToDB();
    CharacterDatabase.CommitTransaction();
    sAuctionMgr.RemoveAItem(auction->itemGuidLow);
    // used by eluna
    sHookMgr->OnRemove(auctionHouse);
    auctionHouse->RemoveAuction(auction->Id);
    delete auction;
}

//this void is called when auction_owner cancels his auction
void WorldSession::HandleAuctionRemoveItem(WorldPacket& recvData)
{
    sLog->outDebug(LOG_FILTER_NETWORKIO, "WORLD: Received CMSG_AUCTION_REMOVE_ITEM");

    ObjectGuid auctioneer;
    uint32 auctionId;

    recvData >> auctionId;

    uint8 bitOrder[8] = { 1, 6, 0, 5, 2, 7, 4, 3 };
    recvData.ReadBitInOrder(auctioneer, bitOrder);

    recvData.FlushBits();

    uint8 byteOrder[8] = { 0, 4, 7, 3, 6, 1, 5, 2 };
    recvData.ReadBytesSeq(auctioneer, byteOrder);

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

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

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

    AuctionEntry* auction = auctionHouse->GetAuction(auctionId);
    Player* player = GetPlayer();

    SQLTransaction trans = CharacterDatabase.BeginTransaction();
    if (auction && auction->owner == player->GetGUIDLow())
    {
        Item* pItem = sAuctionMgr->GetAItem(auction->itemGUIDLow);
        if (pItem)
        {
            if (auction->bidder > 0)                        // If we have a bidder, we have to send him the money he paid
            {
                uint32 auctionCut = auction->GetAuctionCut();
                if (!player->HasEnoughMoney((uint64)auctionCut))          //player doesn't have enough money, maybe message needed
                    return;
                sAuctionMgr->SendAuctionCancelledToBidderMail(auction, trans, pItem);
                player->ModifyMoney(-int64(auctionCut));
            }

            // item will deleted or added to received mail list
            MailDraft(auction->BuildAuctionMailSubject(AUCTION_CANCELED), AuctionEntry::BuildAuctionMailBody(0, 0, auction->buyout, auction->deposit, 0))
            .AddItem(pItem)
            .SendMailTo(trans, player, auction, MAIL_CHECK_MASK_COPIED);
        }
        else
        {
            sLog->outError(LOG_FILTER_NETWORKIO, "Auction id: %u got non existing item (item guid : %u)!", auction->Id, auction->itemGUIDLow);
            SendAuctionCommandResult(NULL, AUCTION_CANCEL, 0, ERR_AUCTION_DATABASE_ERROR);
            return;
        }
    }
    else
    {
        SendAuctionCommandResult(NULL, AUCTION_CANCEL, 0, ERR_AUCTION_DATABASE_ERROR);
        //this code isn't possible ... maybe there should be assert
        sLog->outError(LOG_FILTER_NETWORKIO, "CHEATER: %u tried to cancel auction (id: %u) of another player or auction is NULL", player->GetGUIDLow(), auctionId);
        return;
    }

    //inform player, that auction is removed
    SendAuctionCommandResult(auction, AUCTION_CANCEL, ERR_AUCTION_OK);

    // Now remove the auction

    player->SaveInventoryAndGoldToDB(trans);
    auction->DeleteFromDB(trans);
    CharacterDatabase.CommitTransaction(trans);

    uint32 itemEntry = auction->itemEntry;
    sAuctionMgr->RemoveAItem(auction->itemGUIDLow);
    auctionHouse->RemoveAuction(auction, itemEntry);
}

//.........这里部分代码省略.........
    }

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

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

    AuctionEntry* auction = auctionHouse->GetAuction(auctionId);
    Player* player = GetPlayer();

    if (!auction || auction->owner == player->GetGUIDLow())
    {
        //you cannot bid your own auction:
        SendAuctionCommandResult(NULL, AUCTION_PLACE_BID, 0, ERR_AUCTION_BID_OWN);
        return;
    }

    // cheating
    if (price <= auction->bid || price < auction->startbid)
        return;

    // price too low for next bid if not buyout
    if ((price < auction->buyout || auction->buyout == 0) &&
            price < auction->bid + auction->GetAuctionOutBid())
    {
        // client already test it but just in case ...
        SendAuctionCommandResult(auction, AUCTION_PLACE_BID, 0, ERR_AUCTION_HIGHER_BID);
        return;
    }

    if (!player->HasEnoughMoney(price))
    {
        // client already test it but just in case ...
        SendAuctionCommandResult(auction, AUCTION_PLACE_BID, 0, ERR_AUCTION_NOT_ENOUGH_MONEY);
        return;
    }

    SQLTransaction trans = CharacterDatabase.BeginTransaction();

    if (price < auction->buyout || auction->buyout == 0)
    {
        if (auction->bidder > 0)
        {
            if (auction->bidder == player->GetGUIDLow())
                player->ModifyMoney(-int64(price - auction->bid));
            else
            {
                // mail to last bidder and return money
                sAuctionMgr->SendAuctionOutbiddedMail(auction, price, GetPlayer(), trans);
                player->ModifyMoney(-int64(price));
            }
        }
        else
            player->ModifyMoney(-int64(price));

        auction->bidder = player->GetGUIDLow();
        auction->bid = price;
        GetPlayer()->UpdateAchievementCriteria(ACHIEVEMENT_CRITERIA_TYPE_HIGHEST_AUCTION_BID, price);

        PreparedStatement* stmt = CharacterDatabase.GetPreparedStatement(CHAR_UPD_AUCTION_BID);
        stmt->setUInt32(0, auction->bidder);
        stmt->setUInt32(1, auction->bid);
        stmt->setUInt32(2, auction->Id);
        trans->Append(stmt);

        SendAuctionCommandResult(auction, AUCTION_PLACE_BID, ERR_AUCTION_OK);
    }
    else
    {
        //buyout:
        if (player->GetGUIDLow() == auction->bidder)
            player->ModifyMoney(-int64(auction->buyout - auction->bid));
        else
        {
            player->ModifyMoney(-int64(auction->buyout));
            if (auction->bidder)                          //buyout for bidded auction ..
                sAuctionMgr->SendAuctionOutbiddedMail(auction, auction->buyout, GetPlayer(), trans);
        }
        auction->bidder = player->GetGUIDLow();
        auction->bid = auction->buyout;
        GetPlayer()->UpdateAchievementCriteria(ACHIEVEMENT_CRITERIA_TYPE_HIGHEST_AUCTION_BID, auction->buyout);

        //- Mails must be under transaction control too to prevent data loss
        sAuctionMgr->SendAuctionSalePendingMail(auction, trans);
        sAuctionMgr->SendAuctionSuccessfulMail(auction, trans);
        sAuctionMgr->SendAuctionWonMail(auction, trans);

        SendAuctionCommandResult(auction, AUCTION_PLACE_BID, ERR_AUCTION_OK);

        auction->DeleteFromDB(trans);

        uint32 itemEntry = auction->itemEntry;
        sAuctionMgr->RemoveAItem(auction->itemGUIDLow);
        auctionHouse->RemoveAuction(auction, itemEntry);
    }

    player->SaveInventoryAndGoldToDB(trans);
    CharacterDatabase.CommitTransaction(trans);
}

//.........这里部分代码省略.........
		  break;
	   }
	 break;
   default:
	   bidMax = 0;
	   break;
   }
	if(debug_Out)
	{sLog.outError("bidMax(succeed): %f", bidMax);}

		// check some special items, and do recalculating to their prices
	switch (prototype->Class)
	{
		// ammo
	case 6:
		bidMax = 0;
		break;
	default:
		break;
	}

   if(bidMax == 0)
   {
         // quality check failed to get bidmax, let's get out of here
      return;
   }

      // Calculate our bid
   long double bidvalue = currentprice + ( (bidMax - currentprice) * bidrate);
	if(debug_Out)
	{sLog.outError("bidvalue: %f", bidvalue);}
      // Convert to uint32
   bidprice = static_cast<uint32>(bidvalue);
	if(debug_Out)
	{sLog.outError("bidprice: %u", bidprice);}

      // Check our bid is high enough to be valid. If not, correct it to minimum.
   if((currentprice + objmgr.GetAuctionOutBid(currentprice)) > bidprice)
   {
      bidprice = currentprice + objmgr.GetAuctionOutBid(currentprice);
		if(debug_Out)
		{sLog.outError("bidprice(>): %u", bidprice);}
   }

      // Check wether we do normal bid, or buyout
   if ((bidprice < auction->buyout) || (auction->buyout == 0))
   {

      if (auction->bidder > 0)
      {
         if ( auction->bidder == AHBplayer->GetGUIDLow() )
         {
            //pl->ModifyMoney( -int32(price - auction->bid));
         }
         else
         {
               // mail to last bidder and return money
			 session->SendAuctionOutbiddedMail( auction , bidprice );
            //pl->ModifyMoney( -int32(price) );
         }
      }

      auction->bidder = AHBplayer->GetGUIDLow();
      auction->bid = bidprice;

         // Saving auction into database
      CharacterDatabase.PExecute("UPDATE auctionhouse SET buyguid = '%u',lastbid = '%u' WHERE id = '%u'", auction->bidder, auction->bid, auction->Id);
   }
   else
   {
         //buyout
      if (AHBplayer->GetGUIDLow() == auction->bidder )
      {
         //pl->ModifyMoney(-int32(auction->buyout - auction->bid));
      }
      else
      {
         //pl->ModifyMoney(-int32(auction->buyout));
         if ( auction->bidder )
         {
			 session->SendAuctionOutbiddedMail( auction, auction->buyout );
         }
      }
      auction->bidder = AHBplayer->GetGUIDLow();
      auction->bid = auction->buyout;

         // Send mails to buyer & seller
      objmgr.SendAuctionSuccessfulMail( auction );
      objmgr.SendAuctionWonMail( auction );

         // Remove item from auctionhouse
      objmgr.RemoveAItem(auction->item_guidlow);
         // Remove auction
      auctionHouse->RemoveAuction(auction->Id);
         // Remove from database
      CharacterDatabase.PExecute("DELETE FROM auctionhouse WHERE id = '%u'",auction->Id);

      delete auction;
   }
}

//.........这里部分代码省略.........
        return;
    }

    // impossible have online own another character (use this for speedup check in case online owner)
    ObjectGuid ownerGuid = ObjectGuid::Create<HighGuid::Player>(auction->owner);
    Player* auction_owner = ObjectAccessor::FindPlayer(ownerGuid);
    if (!auction_owner && ObjectMgr::GetPlayerAccountIdByGUID(ownerGuid) == player->GetSession()->GetAccountId())
    {
        //you cannot bid your another character auction:
        SendAuctionCommandResult(NULL, AUCTION_PLACE_BID, ERR_AUCTION_BID_OWN);
        return;
    }

    // cheating
    if (packet.BidAmount <= auction->bid || packet.BidAmount < auction->startbid)
        return;

    // price too low for next bid if not buyout
    if ((packet.BidAmount < auction->buyout || auction->buyout == 0) &&
        packet.BidAmount < auction->bid + auction->GetAuctionOutBid())
    {
        // client already test it but just in case ...
        SendAuctionCommandResult(auction, AUCTION_PLACE_BID, ERR_AUCTION_HIGHER_BID);
        return;
    }

    if (!player->HasEnoughMoney(packet.BidAmount))
    {
        // client already test it but just in case ...
        SendAuctionCommandResult(auction, AUCTION_PLACE_BID, ERR_AUCTION_NOT_ENOUGHT_MONEY);
        return;
    }

    SQLTransaction trans = CharacterDatabase.BeginTransaction();

    if (packet.BidAmount < auction->buyout || auction->buyout == 0)
    {
        if (auction->bidder)
        {
            if (auction->bidder == player->GetGUID().GetCounter())
                player->ModifyMoney(-int64(packet.BidAmount - auction->bid));
            else
            {
                // mail to last bidder and return money
                sAuctionMgr->SendAuctionOutbiddedMail(auction, packet.BidAmount, GetPlayer(), trans);
                player->ModifyMoney(-int64(packet.BidAmount));
            }
        }
        else
            player->ModifyMoney(-int64(packet.BidAmount));

        auction->bidder = player->GetGUID().GetCounter();
        auction->bid = packet.BidAmount;
        GetPlayer()->UpdateAchievementCriteria(ACHIEVEMENT_CRITERIA_TYPE_HIGHEST_AUCTION_BID, packet.BidAmount);

        PreparedStatement* stmt = CharacterDatabase.GetPreparedStatement(CHAR_UPD_AUCTION_BID);
        stmt->setUInt64(0, auction->bidder);
        stmt->setUInt32(1, auction->bid);
        stmt->setUInt32(2, auction->Id);
        trans->Append(stmt);

        SendAuctionCommandResult(auction, AUCTION_PLACE_BID, ERR_AUCTION_OK);

        // Not sure if we must send this now.
        Player* owner = sObjectAccessor->FindConnectedPlayer(ObjectGuid::Create<HighGuid::Player>(auction->owner));
        Item* item = sAuctionMgr->GetAItem(auction->itemGUIDLow);
        if (owner && item)
            owner->GetSession()->SendAuctionOwnerBidNotification(auction, item);
    }
    else
    {
        //buyout:
        if (player->GetGUID().GetCounter() == auction->bidder)
            player->ModifyMoney(-int64(auction->buyout - auction->bid));
        else
        {
            player->ModifyMoney(-int64(auction->buyout));
            if (auction->bidder)                          //buyout for bidded auction ..
                sAuctionMgr->SendAuctionOutbiddedMail(auction, auction->buyout, GetPlayer(), trans);
        }
        auction->bidder = player->GetGUID().GetCounter();
        auction->bid = auction->buyout;
        GetPlayer()->UpdateAchievementCriteria(ACHIEVEMENT_CRITERIA_TYPE_HIGHEST_AUCTION_BID, auction->buyout);

        SendAuctionCommandResult(auction, AUCTION_PLACE_BID, ERR_AUCTION_OK);

        //- Mails must be under transaction control too to prevent data loss
        sAuctionMgr->SendAuctionSalePendingMail(auction, trans);
        sAuctionMgr->SendAuctionSuccessfulMail(auction, trans);
        sAuctionMgr->SendAuctionWonMail(auction, trans);

        auction->DeleteFromDB(trans);

        sAuctionMgr->RemoveAItem(auction->itemGUIDLow);
        auctionHouse->RemoveAuction(auction);
    }

    player->SaveInventoryAndGoldToDB(trans);
    CharacterDatabase.CommitTransaction(trans);
}