// this function is called when client bids or buys out auction void WorldSession::HandleAuctionPlaceBid( WorldPacket & recv_data ) { DEBUG_LOG("WORLD: HandleAuctionPlaceBid"); ObjectGuid auctioneerGuid; uint32 auctionId; uint32 price; recv_data >> auctioneerGuid; recv_data >> auctionId >> price; if (!auctionId || !price) return; // check for cheaters 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() ) { // you cannot bid your own auction: SendAuctionCommandResult( 0, AUCTION_PLACE_BID, CANNOT_BID_YOUR_AUCTION_ERROR ); return; } ObjectGuid ownerGuid = ObjectGuid(HIGHGUID_PLAYER, auction->owner); // impossible have online own another character (use this for speedup check in case online owner) Player* auction_owner = sObjectMgr.GetPlayer(ownerGuid); if (!auction_owner && sObjectMgr.GetPlayerAccountIdByGUID(ownerGuid) == 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 (price > pl->GetMoney()) { // you don't have enough 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 auction 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); sAuctionMgr.SendAuctionSalePendingMail( auction ); sAuctionMgr.SendAuctionSuccessfulMail( auction ); sAuctionMgr.SendAuctionWonMail( auction ); SendAuctionCommandResult(auction->Id, AUCTION_PLACE_BID, AUCTION_OK); sAuctionMgr.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& recvData) { sLog->outDebug(LOG_FILTER_NETWORKIO, "WORLD: Received CMSG_AUCTION_REMOVE_ITEM"); uint64 auctioneer; uint32 auctionId; recvData >> auctioneer; recvData >> auctionId; 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, ERR_AUCTION_DATABASE_ERROR); return; } } else { SendAuctionCommandResult(NULL, AUCTION_CANCEL, 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); }
//this function is called when client bids or buys out auction void WorldSession::HandleAuctionPlaceBid(WorldPacket & recv_data) { uint64 auctioneer; uint32 auctionId; uint32 priceTmp; uint64 price; recv_data >> auctioneer; recv_data >> auctionId >> priceTmp; price = priceTmp; if (!auctionId || !price) return; //check for cheaters Creature* creature = GetPlayer()->GetNPCIfCanInteractWith(auctioneer, UNIT_NPC_FLAG_AUCTIONEER); if (!creature) { sLog->outDebug(LOG_FILTER_NETWORKIO, "WORLD: HandleAuctionPlaceBid - 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(creature->getFaction()); AuctionEntry* auction = auctionHouse->GetAuction(auctionId); Player* player = GetPlayer(); if (!auction || auction->owner == player->GetGUIDLow()) { //you cannot bid your own auction: SendAuctionCommandResult(0, AUCTION_PLACE_BID, ERR_AUCTION_DATABASE_ERROR); return; } // impossible have online own another character (use this for speedup check in case online owner) Player* auction_owner = ObjectAccessor::FindPlayer(MAKE_NEW_GUID(auction->owner, 0, HIGHGUID_PLAYER)); if (!auction_owner && sObjectMgr->GetPlayerAccountIdByGUID(MAKE_NEW_GUID(auction->owner, 0, HIGHGUID_PLAYER)) == 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->GetGUIDLow()) 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->GetGUIDLow(); auction->bid = (price >> 32); 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 (player->GetGUIDLow() == auction->bidder)
// this void creates new auction and adds auction to some auctionhouse void WorldSession::HandleAuctionSellItem( WorldPacket & recv_data ) { DEBUG_LOG("WORLD: HandleAuctionSellItem"); ObjectGuid auctioneerGuid; uint64 item; uint32 etime, bid, buyout; recv_data >> auctioneerGuid; recv_data.read_skip<uint32>(); // const 1? recv_data >> item; recv_data.read_skip<uint32>(); // stack size recv_data >> bid; recv_data >> buyout; recv_data >> etime; if (!item || !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( item ); // do not allow to sell already auctioned items if(sAuctionMgr.GetAItem(GUID_LOPART(item))) { sLog.outError("AuctionError, player %s is sending item id: %u, but item is already in another auction", pl->GetName(), GUID_LOPART(item)); 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 = GUID_LOPART(item); 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; AH->auctionHouseEntry = auctionHouseEntry; DETAIL_LOG("selling item %u to auctioneer %s with initial bid %u with buyout %u and with time %u (in sec) in auctionhouse %u", GUID_LOPART(item), auctioneerGuid.GetString().c_str(), bid, buyout, auction_time, AH->GetHouseId()); auctionHouse->AddAuction(AH); sAuctionMgr.AddAItem(it); pl->MoveItemFromInventory( it->GetBagSlot(), it->GetSlot(), true); CharacterDatabase.BeginTransaction(); it->DeleteFromInventoryDB(); it->SaveToDB(); // recursive and not have transaction guard into self, not in inventiory and can be save standalone AH->SaveToDB(); pl->SaveInventoryAndGoldToDB(); CharacterDatabase.CommitTransaction(); SendAuctionCommandResult(AH->Id, AUCTION_SELL_ITEM, AUCTION_OK); GetPlayer()->GetAchievementMgr().UpdateAchievementCriteria(ACHIEVEMENT_CRITERIA_TYPE_CREATE_AUCTION, 1); }
// this function is called when client bids or buys out auction void WorldSession::HandleAuctionPlaceBid( WorldPacket & recv_data ) { DEBUG_LOG("WORLD: HandleAuctionPlaceBid"); ObjectGuid auctioneerGuid; uint32 auctionId; uint32 price; recv_data >> auctioneerGuid; recv_data >> auctionId >> price; if (!auctionId || !price) return; // check for cheaters 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() ) { // you cannot bid your own auction: SendAuctionCommandResult( NULL, AUCTION_BID_PLACED, AUCTION_ERR_BID_OWN ); return; } ObjectGuid ownerGuid = ObjectGuid(HIGHGUID_PLAYER, auction->owner); // impossible have online own another character (use this for speedup check in case online owner) Player* auction_owner = sObjectMgr.GetPlayer(ownerGuid); if (!auction_owner && sObjectMgr.GetPlayerAccountIdByGUID(ownerGuid) == pl->GetSession()->GetAccountId()) { // you cannot bid your another character auction: SendAuctionCommandResult( NULL, AUCTION_BID_PLACED, AUCTION_ERR_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 (price > pl->GetMoney()) { // you don't have enough money!, client tests! // SendAuctionCommandResult(auction->auctionId, AUCTION_ERR_INVENTORY, EQUIP_ERR_NOT_ENOUGH_MONEY); return; } if ((price < auction->buyout) || (auction->buyout == 0))// bid { if (pl->GetGUIDLow() == auction->bidder) { pl->ModifyMoney(-int32(price - auction->bid)); } else { pl->ModifyMoney(-int32(price)); if (auction->bidder) // return money to old bidder if present SendAuctionOutbiddedMail(auction); } auction->bidder = pl->GetGUIDLow(); auction->bid = price; if(auction_owner) auction_owner->GetSession()->SendAuctionOwnerNotification(auction); GetPlayer()->GetAchievementMgr().UpdateAchievementCriteria(ACHIEVEMENT_CRITERIA_TYPE_HIGHEST_AUCTION_BID, price); // after this update we should save player's money ... CharacterDatabase.PExecute("UPDATE auction SET buyguid = '%u', lastbid = '%u' WHERE id = '%u'", auction->bidder, auction->bid, auction->Id); SendAuctionCommandResult(auction, AUCTION_BID_PLACED, AUCTION_OK); } else // buyout { if (pl->GetGUIDLow() == auction->bidder) { pl->ModifyMoney(-int32(auction->buyout - auction->bid)); } else { pl->ModifyMoney(-int32(auction->buyout)); if (auction->bidder) // return money to old bidder if present SendAuctionOutbiddedMail(auction); } auction->bidder = pl->GetGUIDLow(); auction->bid = auction->buyout; GetPlayer()->GetAchievementMgr().UpdateAchievementCriteria(ACHIEVEMENT_CRITERIA_TYPE_HIGHEST_AUCTION_BID, auction->buyout); auction->moneyDeliveryTime = time(NULL) + HOUR; sAuctionMgr.SendAuctionWonMail(auction); SendAuctionCommandResult(auction, AUCTION_BID_PLACED, AUCTION_OK); CharacterDatabase.PExecute("UPDATE auction SET moneyTime = '" UI64FMTD "', buyguid = '%u', lastbid = '%u' WHERE id = '%u'", (uint64)auction->moneyDeliveryTime, auction->bidder, auction->bid, auction->Id); } CharacterDatabase.BeginTransaction(); pl->SaveInventoryAndGoldToDB(); CharacterDatabase.CommitTransaction(); }
//this void creates new auction and adds auction to some auctionhouse void WorldSession::HandleAuctionSellItem(WorldPacket& recvData) { uint64 auctioneer; uint32 itemsCount, etime, bid, buyout; recvData >> auctioneer; recvData >> itemsCount; uint64 itemGUIDs[MAX_AUCTION_ITEMS]; // 160 slot = 4x 36 slot bag + backpack 16 slot uint32 count[MAX_AUCTION_ITEMS]; if (itemsCount > MAX_AUCTION_ITEMS) { SendAuctionCommandResult(0, AUCTION_SELL_ITEM, ERR_AUCTION_DATABASE_ERROR); recvData.rfinish(); return; } for (uint32 i = 0; i < itemsCount; ++i) { recvData >> itemGUIDs[i]; recvData >> count[i]; if (!itemGUIDs[i] || !count[i] || count[i] > 1000) { recvData.rfinish(); return; } } recvData >> bid; recvData >> buyout; recvData >> etime; if (!bid || !etime) return; if (bid > MAX_MONEY_AMOUNT || buyout > MAX_MONEY_AMOUNT) { TC_LOG_DEBUG(LOG_FILTER_NETWORKIO, "WORLD: HandleAuctionSellItem - Player %s (GUID %u) attempted to sell item with higher price than max gold amount.", _player->GetName().c_str(), _player->GetGUIDLow()); SendAuctionCommandResult(0, AUCTION_SELL_ITEM, ERR_AUCTION_DATABASE_ERROR); return; } Creature* creature = GetPlayer()->GetNPCIfCanInteractWith(auctioneer, UNIT_NPC_FLAG_AUCTIONEER); if (!creature) { TC_LOG_DEBUG(LOG_FILTER_NETWORKIO, "WORLD: HandleAuctionSellItem - Unit (GUID: %u) not found or you can't interact with him.", GUID_LOPART(auctioneer)); return; } AuctionHouseEntry const* auctionHouseEntry = AuctionHouseMgr::GetAuctionHouseEntry(creature->getFaction()); if (!auctionHouseEntry) { TC_LOG_DEBUG(LOG_FILTER_NETWORKIO, "WORLD: HandleAuctionSellItem - Unit (GUID: %u) has wrong faction.", GUID_LOPART(auctioneer)); return; } etime *= MINUTE; switch (etime) { case 1*MIN_AUCTION_TIME: case 2*MIN_AUCTION_TIME: case 4*MIN_AUCTION_TIME: break; default: return; } if (GetPlayer()->HasUnitState(UNIT_STATE_DIED)) GetPlayer()->RemoveAurasByType(SPELL_AURA_FEIGN_DEATH); Item* items[MAX_AUCTION_ITEMS]; uint32 finalCount = 0; for (uint32 i = 0; i < itemsCount; ++i) { Item* item = _player->GetItemByGuid(itemGUIDs[i]); if (!item) { SendAuctionCommandResult(0, AUCTION_SELL_ITEM, ERR_AUCTION_ITEM_NOT_FOUND); return; } if (sAuctionMgr->GetAItem(item->GetGUIDLow()) || !item->CanBeTraded() || item->IsNotEmptyBag() || item->GetTemplate()->Flags & ITEM_PROTO_FLAG_CONJURED || item->GetUInt32Value(ITEM_FIELD_DURATION) || item->GetCount() < count[i]) { SendAuctionCommandResult(0, AUCTION_SELL_ITEM, ERR_AUCTION_DATABASE_ERROR); return; } items[i] = item; finalCount += count[i]; } if (!finalCount) { SendAuctionCommandResult(0, AUCTION_SELL_ITEM, ERR_AUCTION_DATABASE_ERROR); return; } for (uint32 i = 0; i < itemsCount; ++i) { Item* item = items[i]; if (item->GetMaxStackCount() < finalCount) { SendAuctionCommandResult(0, AUCTION_SELL_ITEM, ERR_AUCTION_DATABASE_ERROR); return; } } Item* item = items[0]; uint32 auctionTime = uint32(etime * sWorld->getRate(RATE_AUCTION_TIME)); AuctionHouseObject* auctionHouse = sAuctionMgr->GetAuctionsMap(creature->getFaction()); uint32 deposit = sAuctionMgr->GetAuctionDeposit(auctionHouseEntry, etime, item, finalCount); if (!_player->HasEnoughMoney(deposit)) { SendAuctionCommandResult(0, AUCTION_SELL_ITEM, ERR_AUCTION_NOT_ENOUGHT_MONEY); return; } AuctionEntry* AH = new AuctionEntry(); if (sWorld->getBoolConfig(CONFIG_ALLOW_TWO_SIDE_INTERACTION_AUCTION)) AH->auctioneer = 23442; ///@TODO - HARDCODED DB GUID, BAD BAD BAD else AH->auctioneer = GUID_LOPART(auctioneer); // Required stack size of auction matches to current item stack size, just move item to auctionhouse if (itemsCount == 1 && item->GetCount() == count[0]) { if (HasPermission(RBAC_PERM_LOG_GM_TRADE)) { sLog->outCommand(GetAccountId(), "GM %s (Account: %u) create auction: %s (Entry: %u Count: %u)", GetPlayerName().c_str(), GetAccountId(), item->GetTemplate()->Name1.c_str(), item->GetEntry(), item->GetCount()); } AH->Id = sObjectMgr->GenerateAuctionID(); AH->itemGUIDLow = item->GetGUIDLow(); AH->itemEntry = item->GetEntry(); AH->itemCount = item->GetCount(); AH->owner = _player->GetGUIDLow(); AH->startbid = bid; AH->bidder = 0; AH->bid = 0; AH->buyout = buyout; AH->expire_time = time(NULL) + auctionTime; AH->deposit = deposit; AH->auctionHouseEntry = auctionHouseEntry; TC_LOG_INFO(LOG_FILTER_NETWORKIO, "CMSG_AUCTION_SELL_ITEM: Player %s (guid %d) is selling item %s entry %u (guid %d) to auctioneer %u with count %u with initial bid %u with buyout %u and with time %u (in sec) in auctionhouse %u", _player->GetName().c_str(), _player->GetGUIDLow(), item->GetTemplate()->Name1.c_str(), item->GetEntry(), item->GetGUIDLow(), AH->auctioneer, item->GetCount(), bid, buyout, auctionTime, AH->GetHouseId()); sAuctionMgr->AddAItem(item); auctionHouse->AddAuction(AH); _player->MoveItemFromInventory(item->GetBagSlot(), item->GetSlot(), true); SQLTransaction trans = CharacterDatabase.BeginTransaction(); item->DeleteFromInventoryDB(trans); item->SaveToDB(trans); AH->SaveToDB(trans); _player->SaveInventoryAndGoldToDB(trans); CharacterDatabase.CommitTransaction(trans); SendAuctionCommandResult(AH->Id, AUCTION_SELL_ITEM, ERR_AUCTION_OK); GetPlayer()->UpdateAchievementCriteria(ACHIEVEMENT_CRITERIA_TYPE_CREATE_AUCTION, 1); } else // Required stack size of auction does not match to current item stack size, clone item and set correct stack size { Item* newItem = item->CloneItem(finalCount, _player); if (!newItem) { TC_LOG_ERROR(LOG_FILTER_NETWORKIO, "CMSG_AUCTION_SELL_ITEM: Could not create clone of item %u", item->GetEntry()); SendAuctionCommandResult(0, AUCTION_SELL_ITEM, ERR_AUCTION_DATABASE_ERROR); delete AH; return; } if (HasPermission(RBAC_PERM_LOG_GM_TRADE)) { sLog->outCommand(GetAccountId(), "GM %s (Account: %u) create auction: %s (Entry: %u Count: %u)", GetPlayerName().c_str(), GetAccountId(), newItem->GetTemplate()->Name1.c_str(), newItem->GetEntry(), newItem->GetCount()); } AH->Id = sObjectMgr->GenerateAuctionID(); AH->itemGUIDLow = newItem->GetGUIDLow(); AH->itemEntry = newItem->GetEntry(); AH->itemCount = newItem->GetCount(); AH->owner = _player->GetGUIDLow(); AH->startbid = bid; AH->bidder = 0; AH->bid = 0; AH->buyout = buyout; AH->expire_time = time(NULL) + auctionTime; AH->deposit = deposit; AH->auctionHouseEntry = auctionHouseEntry; TC_LOG_INFO(LOG_FILTER_NETWORKIO, "CMSG_AUCTION_SELL_ITEM: Player %s (guid %d) is selling item %s entry %u (guid %d) to auctioneer %u with count %u with initial bid %u with buyout %u and with time %u (in sec) in auctionhouse %u", _player->GetName().c_str(), _player->GetGUIDLow(), newItem->GetTemplate()->Name1.c_str(), newItem->GetEntry(), newItem->GetGUIDLow(), AH->auctioneer, newItem->GetCount(), bid, buyout, auctionTime, AH->GetHouseId()); sAuctionMgr->AddAItem(newItem); auctionHouse->AddAuction(AH); for (uint32 j = 0; j < itemsCount; ++j) { Item* item2 = items[j]; // Item stack count equals required count, ready to delete item - cloned item will be used for auction if (item2->GetCount() == count[j]) { _player->MoveItemFromInventory(item2->GetBagSlot(), item2->GetSlot(), true); SQLTransaction trans = CharacterDatabase.BeginTransaction(); item2->DeleteFromInventoryDB(trans); item2->DeleteFromDB(trans); CharacterDatabase.CommitTransaction(trans); } else // Item stack count is bigger than required count, update item stack count and save to database - cloned item will be used for auction { item2->SetCount(item2->GetCount() - count[j]); item2->SetState(ITEM_CHANGED, _player); _player->ItemRemovedQuestCheck(item2->GetEntry(), count[j]); item2->SendUpdateToPlayer(_player); SQLTransaction trans = CharacterDatabase.BeginTransaction(); item2->SaveToDB(trans); CharacterDatabase.CommitTransaction(trans); } } SQLTransaction trans = CharacterDatabase.BeginTransaction(); newItem->SaveToDB(trans); AH->SaveToDB(trans); _player->SaveInventoryAndGoldToDB(trans); CharacterDatabase.CommitTransaction(trans); SendAuctionCommandResult(AH->Id, AUCTION_SELL_ITEM, ERR_AUCTION_OK); GetPlayer()->UpdateAchievementCriteria(ACHIEVEMENT_CRITERIA_TYPE_CREATE_AUCTION, 1); } _player->ModifyMoney(-int32(deposit)); }
//this function is called when client bids or buys out auction void WorldSession::HandleAuctionPlaceBid( WorldPacket & recv_data ) { uint64 auctioneer; uint32 auctionId; uint32 price; recv_data >> auctioneer; recv_data >> auctionId >> price; if (!auctionId || !price) return; //check for cheaters Creature *pCreature = GetPlayer()->GetNPCIfCanInteractWith(auctioneer,UNIT_NPC_FLAG_AUCTIONEER); if (!pCreature) { sLog.outDebug( "WORLD: HandleAuctionPlaceBid - 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 = auctionmgr.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 = 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) { sLog->outDebug(LOG_FILTER_NETWORKIO, "WORLD: Received CMSG_AUCTION_REMOVE_ITEM"); uint64 auctioneer; uint32 auctionId; recv_data >> auctioneer; recv_data >> auctionId; //sLog->outDebug("Cancel AUCTION AuctionID: %u", auctionId); 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->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 (!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)); } // 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, player, 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", player->GetGUIDLow(), auctionId); return; } //inform player, that auction is removed SendAuctionCommandResult(auction->Id, AUCTION_CANCEL, AUCTION_OK); // Now remove the auction player->SaveInventoryAndGoldToDB(trans); auction->DeleteFromDB(trans); CharacterDatabase.CommitTransaction(trans); uint32 item_template = auction->item_template; sAuctionMgr->RemoveAItem(auction->item_guidlow); auctionHouse->RemoveAuction(auction, item_template); }
//this void creates new auction and adds auction to some auctionhouse void WorldSession::HandleAuctionSellItem( WorldPacket & recv_data ) { CHECK_PACKET_SIZE(recv_data,8+8+4+4+4); uint64 auctioneer, item; uint32 etime, bid, buyout; recv_data >> auctioneer >> item; recv_data >> bid >> buyout >> etime; Player *pl = GetPlayer(); if (!item || !bid || !etime) return; //check for cheaters Creature *pCreature = ObjectAccessor::GetNPCIfCanInteractWith(*_player, auctioneer,UNIT_NPC_FLAG_AUCTIONEER); if (!pCreature) { sLog.outDebug( "WORLD: HandleAuctionSellItem - Unit (GUID: %u) not found or you can't interact with him.", uint32(GUID_LOPART(auctioneer)) ); return; } // 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( item ); //do not allow to sell already auctioned items if(objmgr.GetAItem(GUID_LOPART(item))) { sLog.outError("AuctionError, player %s is sending item id: %u, but item is already in another auction", pl->GetName(), GUID_LOPART(item)); SendAuctionCommandResult(0, AUCTION_SELL_ITEM, AUCTION_INTERNAL_ERROR); return; } // prevent sending bag with items (cheat: can be placed in bag after adding equiped 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->HasFlag(ITEM_FIELD_FLAGS, ITEM_FLAGS_CONJURED) || it->GetUInt32Value(ITEM_FIELD_DURATION)) { SendAuctionCommandResult(0, AUCTION_SELL_ITEM, AUCTION_INTERNAL_ERROR); return; } uint32 location = AuctioneerFactionToLocation(pCreature->getFaction()); AuctionHouseObject * mAuctions; mAuctions = objmgr.GetAuctionsMap( location ); //we have to take deposit : uint32 deposit = objmgr.GetAuctionDeposit( location, etime, it ); if ( pl->GetMoney() < deposit ) { SendAuctionCommandResult(0, AUCTION_SELL_ITEM, AUCTION_NOT_ENOUGHT_MONEY); return; } if( GetSecurity() > SEC_PLAYER && sWorld.getConfig(CONFIG_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.getRate(RATE_AUCTION_TIME)); AuctionEntry *AH = new AuctionEntry; AH->Id = objmgr.GenerateAuctionID(); AH->auctioneer = GUID_LOPART(auctioneer); AH->item_guidlow = GUID_LOPART(item); AH->item_template = it->GetEntry(); AH->owner = pl->GetGUIDLow(); AH->startbid = bid; AH->bidder = 0; AH->bid = 0; AH->buyout = buyout; AH->time = time(NULL) + auction_time; AH->deposit = deposit; AH->location = location; sLog.outDetail("selling item %u to auctioneer %u with initial bid %u with buyout %u and with time %u (in sec) in location: %u", GUID_LOPART(item), GUID_LOPART(auctioneer), bid, buyout, auction_time, location); mAuctions->AddAuction(AH); objmgr.AddAItem(it); pl->MoveItemFromInventory( it->GetBagSlot(), it->GetSlot(), true); CharacterDatabase.BeginTransaction(); it->DeleteFromInventoryDB(); it->SaveToDB(); // recursive and not have transaction guard into self, not in inventiory and can be save standalone CharacterDatabase.PExecute("INSERT INTO auctionhouse (id,auctioneerguid,itemguid,item_template,itemowner,buyoutprice,time,buyguid,lastbid,startbid,deposit,location) " "VALUES ('%u', '%u', '%u', '%u', '%u', '%u', '" I64FMTD "', '%u', '%u', '%u', '%u', '%u')", AH->Id, AH->auctioneer, AH->item_guidlow, AH->item_template, AH->owner, AH->buyout, (uint64)AH->time, AH->bidder, AH->bid, AH->startbid, AH->deposit, AH->location); pl->SaveInventoryAndGoldToDB(); CharacterDatabase.CommitTransaction(); SendAuctionCommandResult(AH->Id, AUCTION_SELL_ITEM, AUCTION_OK); }
// this void creates new auction and adds auction to some auctionhouse void WorldSession::HandleAuctionSellItem(WorldPacket& recv_data) { DEBUG_LOG("WORLD: HandleAuctionSellItem"); ObjectGuid auctioneerGuid; uint32 etime, bid, buyout, itemCount; GuidVector guids; std::vector<uint32> stackSizes; recv_data >> auctioneerGuid; recv_data >> itemCount; if (itemCount > MAX_BAG_SIZE * 5) { recv_data.rpos(recv_data.wpos()); // should not happen return; } guids.resize(itemCount); stackSizes.resize(itemCount); for (uint32 i = 0; i < itemCount; ++i) { recv_data >> guids[i]; // item guid recv_data >> stackSizes[i]; // stack size } 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; } for (uint32 i = 0; i < itemCount; ++i) { ObjectGuid itemGuid = guids[i]; if (!itemGuid) continue; uint32 stackSize = stackSizes[i]; 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(nullptr, AUCTION_STARTED, AUCTION_ERR_INVENTORY, EQUIP_ERR_ITEM_NOT_FOUND); continue; } // prevent sending bag with items (cheat: can be placed in bag after adding equipped empty bag to auction) if (!it) { SendAuctionCommandResult(nullptr, AUCTION_STARTED, AUCTION_ERR_INVENTORY, EQUIP_ERR_ITEM_NOT_FOUND); continue; } if (!it->CanBeTraded()) { SendAuctionCommandResult(nullptr, AUCTION_STARTED, AUCTION_ERR_INVENTORY, EQUIP_ERR_CANNOT_TRADE_THAT); continue; } if ((it->GetProto()->Flags & ITEM_FLAG_CONJURED) || it->GetUInt32Value(ITEM_FIELD_DURATION)) { SendAuctionCommandResult(nullptr, AUCTION_STARTED, AUCTION_ERR_INVENTORY, EQUIP_ERR_CANNOT_TRADE_THAT); continue; } // check money for deposit uint32 deposit = AuctionHouseMgr::GetAuctionDeposit(auctionHouseEntry, etime, it); if (pl->GetMoney() < deposit) { SendAuctionCommandResult(nullptr, AUCTION_STARTED, AUCTION_ERR_NOT_ENOUGH_MONEY); continue; } 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()); } if (stackSize == 0) stackSize = 1; if (stackSize > it->GetMaxStackCount()) // too big stack size stackSize = it->GetMaxStackCount(); if (!pl->HasItemCount(it->GetEntry(), stackSize)) // not enough items continue; Item* newItem = it->CloneItem(stackSize); pl->DestroyItemCount(it, stackSize, true); pl->ModifyMoney(-int32(deposit)); AuctionEntry* AH = auctionHouse->AddAuction(auctionHouseEntry, newItem, 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); GetPlayer()->GetAchievementMgr().UpdateAchievementCriteria(ACHIEVEMENT_CRITERIA_TYPE_CREATE_AUCTION, 1); } }
//this void is called when auction_owner cancels his auction void WorldSession::HandleAuctionRemoveItem(WorldPackets::AuctionHouse::AuctionRemoveItem& packet) { Creature* creature = GetPlayer()->GetNPCIfCanInteractWith(packet.Auctioneer, UNIT_NPC_FLAG_AUCTIONEER); if (!creature) { TC_LOG_DEBUG("network", "WORLD: HandleAuctionRemoveItem - %s not found or you can't interact with him.", packet.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(packet.AuctionItemID); Player* player = GetPlayer(); SQLTransaction trans = CharacterDatabase.BeginTransaction(); if (auction && auction->owner == player->GetGUID().GetCounter()) { Item* item = sAuctionMgr->GetAItem(auction->itemGUIDLow); if (item) { if (auction->bidder) // 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); 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(item) .SendMailTo(trans, player, auction, MAIL_CHECK_MASK_COPIED); } else { TC_LOG_ERROR("network", "Auction id: %u got non existing item (item guid : " UI64FMTD ")!", auction->Id, auction->itemGUIDLow); SendAuctionCommandResult(NULL, AUCTION_CANCEL, ERR_AUCTION_DATABASE_ERROR); return; } } else { SendAuctionCommandResult(NULL, AUCTION_CANCEL, ERR_AUCTION_DATABASE_ERROR); //this code isn't possible ... maybe there should be assert TC_LOG_ERROR("network", "CHEATER: %s tried to cancel auction (id: %u) of another player or auction is NULL", player->GetGUID().ToString().c_str(), packet.AuctionItemID); 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); sAuctionMgr->RemoveAItem(auction->itemGUIDLow); auctionHouse->RemoveAuction(auction); }
// this function is called when client bids or buys out auction void WorldSession::HandleAuctionPlaceBid(WorldPackets::AuctionHouse::AuctionPlaceBid& packet) { if (!packet.AuctionItemID || !packet.BidAmount) return; // check for cheaters Creature* creature = GetPlayer()->GetNPCIfCanInteractWith(packet.Auctioneer, UNIT_NPC_FLAG_AUCTIONEER); if (!creature) { TC_LOG_DEBUG("network", "WORLD: HandleAuctionPlaceBid - %s not found or you can't interact with him.", packet.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(packet.AuctionItemID); Player* player = GetPlayer(); if (!auction || auction->owner == player->GetGUID().GetCounter()) { //you cannot bid your own auction: SendAuctionCommandResult(NULL, 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 = 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); }
//this void creates new auction and adds auction to some auctionhouse void WorldSession::HandleAuctionSellItem(WorldPackets::AuctionHouse::AuctionSellItem& packet) { if (packet.Items.size() > MAX_AUCTION_ITEMS) { SendAuctionCommandResult(NULL, AUCTION_SELL_ITEM, ERR_AUCTION_DATABASE_ERROR); return; } for (auto const& item : packet.Items) if (!item.Guid || !item.UseCount || item.UseCount > 1000) return; if (!packet.MinBid || !packet.RunTime) return; if (packet.MinBid > MAX_MONEY_AMOUNT || packet.BuyoutPrice > MAX_MONEY_AMOUNT) { TC_LOG_DEBUG("network", "WORLD: HandleAuctionSellItem - Player %s (%s) attempted to sell item with higher price than max gold amount.", _player->GetName().c_str(), _player->GetGUID().ToString().c_str()); SendAuctionCommandResult(NULL, AUCTION_SELL_ITEM, ERR_AUCTION_DATABASE_ERROR); return; } Creature* creature = GetPlayer()->GetNPCIfCanInteractWith(packet.Auctioneer, UNIT_NPC_FLAG_AUCTIONEER); if (!creature) { TC_LOG_DEBUG("network", "WORLD: HandleAuctionSellItem - Unit (%s) not found or you can't interact with him.", packet.Auctioneer.ToString().c_str()); return; } AuctionHouseEntry const* auctionHouseEntry = AuctionHouseMgr::GetAuctionHouseEntry(creature->getFaction()); if (!auctionHouseEntry) { TC_LOG_DEBUG("network", "WORLD: HandleAuctionSellItem - Unit (%s) has wrong faction.", packet.Auctioneer.ToString().c_str()); return; } packet.RunTime *= MINUTE; switch (packet.RunTime) { case 1 * MIN_AUCTION_TIME: case 2 * MIN_AUCTION_TIME: case 4 * MIN_AUCTION_TIME: break; default: return; } if (GetPlayer()->HasUnitState(UNIT_STATE_DIED)) GetPlayer()->RemoveAurasByType(SPELL_AURA_FEIGN_DEATH); uint32 finalCount = 0; for (auto const& packetItem : packet.Items) { Item* item = _player->GetItemByGuid(packetItem.Guid); if (!item) { SendAuctionCommandResult(NULL, AUCTION_SELL_ITEM, ERR_AUCTION_ITEM_NOT_FOUND); return; } if (sAuctionMgr->GetAItem(item->GetGUID().GetCounter()) || !item->CanBeTraded() || item->IsNotEmptyBag() || item->GetTemplate()->GetFlags() & ITEM_FLAG_CONJURED || item->GetUInt32Value(ITEM_FIELD_DURATION) || item->GetCount() < packetItem.UseCount) { SendAuctionCommandResult(NULL, AUCTION_SELL_ITEM, ERR_AUCTION_DATABASE_ERROR); return; } finalCount += packetItem.UseCount; } if (packet.Items.empty()) { SendAuctionCommandResult(NULL, AUCTION_SELL_ITEM, ERR_AUCTION_DATABASE_ERROR); return; } if (!finalCount) { SendAuctionCommandResult(NULL, AUCTION_SELL_ITEM, ERR_AUCTION_DATABASE_ERROR); return; } // check if there are 2 identical guids, in this case user is most likely cheating for (uint32 i = 0; i < packet.Items.size() - 1; ++i) { for (uint32 j = i + 1; j < packet.Items.size(); ++j) { if (packet.Items[i].Guid == packet.Items[j].Guid) { SendAuctionCommandResult(NULL, AUCTION_SELL_ITEM, ERR_AUCTION_DATABASE_ERROR); return; } } } for (auto const& packetItem : packet.Items) { Item* item = _player->GetItemByGuid(packetItem.Guid); if (item->GetMaxStackCount() < finalCount) { SendAuctionCommandResult(NULL, AUCTION_SELL_ITEM, ERR_AUCTION_DATABASE_ERROR); return; } } Item* item = _player->GetItemByGuid(packet.Items[0].Guid); uint32 auctionTime = uint32(packet.RunTime * sWorld->getRate(RATE_AUCTION_TIME)); AuctionHouseObject* auctionHouse = sAuctionMgr->GetAuctionsMap(creature->getFaction()); uint32 deposit = sAuctionMgr->GetAuctionDeposit(auctionHouseEntry, packet.RunTime, item, finalCount); if (!_player->HasEnoughMoney((uint64)deposit)) { SendAuctionCommandResult(NULL, AUCTION_SELL_ITEM, ERR_AUCTION_NOT_ENOUGHT_MONEY); return; } AuctionEntry* AH = new AuctionEntry(); if (sWorld->getBoolConfig(CONFIG_ALLOW_TWO_SIDE_INTERACTION_AUCTION)) AH->auctioneer = UI64LIT(23442); ///@TODO - HARDCODED DB GUID, BAD BAD BAD else AH->auctioneer = packet.Auctioneer.GetCounter(); // Required stack size of auction matches to current item stack size, just move item to auctionhouse if (packet.Items.size() == 1 && item->GetCount() == packet.Items[0].UseCount) { if (HasPermission(rbac::RBAC_PERM_LOG_GM_TRADE)) { sLog->outCommand(GetAccountId(), "GM %s (Account: %u) create auction: %s (Entry: %u Count: %u)", GetPlayerName().c_str(), GetAccountId(), item->GetTemplate()->GetDefaultLocaleName(), item->GetEntry(), item->GetCount()); } AH->Id = sObjectMgr->GenerateAuctionID(); AH->itemGUIDLow = item->GetGUID().GetCounter(); AH->itemEntry = item->GetEntry(); AH->itemCount = item->GetCount(); AH->owner = _player->GetGUID().GetCounter(); AH->startbid = packet.MinBid; AH->bidder = UI64LIT(0); AH->bid = 0; AH->buyout = packet.BuyoutPrice; AH->expire_time = time(NULL) + auctionTime; AH->deposit = deposit; AH->auctionHouseEntry = auctionHouseEntry; TC_LOG_INFO("network", "CMSG_AUCTION_SELL_ITEM: %s %s is selling item %s %s to auctioneer " UI64FMTD " with count %u with initial bid " UI64FMTD " with buyout " UI64FMTD " and with time %u (in sec) in auctionhouse %u", _player->GetGUID().ToString().c_str(), _player->GetName().c_str(), item->GetGUID().ToString().c_str(), item->GetTemplate()->GetDefaultLocaleName(), AH->auctioneer, item->GetCount(), packet.MinBid, packet.BuyoutPrice, auctionTime, AH->GetHouseId()); sAuctionMgr->AddAItem(item); auctionHouse->AddAuction(AH); _player->MoveItemFromInventory(item->GetBagSlot(), item->GetSlot(), true); SQLTransaction trans = CharacterDatabase.BeginTransaction(); item->DeleteFromInventoryDB(trans); item->SaveToDB(trans); AH->SaveToDB(trans); _player->SaveInventoryAndGoldToDB(trans); CharacterDatabase.CommitTransaction(trans); SendAuctionCommandResult(AH, AUCTION_SELL_ITEM, ERR_AUCTION_OK); GetPlayer()->UpdateAchievementCriteria(ACHIEVEMENT_CRITERIA_TYPE_CREATE_AUCTION, 1); } else // Required stack size of auction does not match to current item stack size, clone item and set correct stack size { Item* newItem = item->CloneItem(finalCount, _player); if (!newItem) { TC_LOG_ERROR("network", "CMSG_AUCTION_SELL_ITEM: Could not create clone of item %u", item->GetEntry()); SendAuctionCommandResult(NULL, AUCTION_SELL_ITEM, ERR_AUCTION_DATABASE_ERROR); delete AH; return; } if (HasPermission(rbac::RBAC_PERM_LOG_GM_TRADE)) { sLog->outCommand(GetAccountId(), "GM %s (Account: %u) create auction: %s (Entry: %u Count: %u)", GetPlayerName().c_str(), GetAccountId(), newItem->GetTemplate()->GetDefaultLocaleName(), newItem->GetEntry(), newItem->GetCount()); } AH->Id = sObjectMgr->GenerateAuctionID(); AH->itemGUIDLow = newItem->GetGUID().GetCounter(); AH->itemEntry = newItem->GetEntry(); AH->itemCount = newItem->GetCount(); AH->owner = _player->GetGUID().GetCounter(); AH->startbid = packet.MinBid; AH->bidder = UI64LIT(0); AH->bid = 0; AH->buyout = packet.BuyoutPrice; AH->expire_time = time(NULL) + auctionTime; AH->deposit = deposit; AH->auctionHouseEntry = auctionHouseEntry; TC_LOG_INFO("network", "CMSG_AUCTION_SELL_ITEM: %s %s is selling %s %s to auctioneer " UI64FMTD " with count %u with initial bid " UI64FMTD " with buyout " UI64FMTD " and with time %u (in sec) in auctionhouse %u", _player->GetGUID().ToString().c_str(), _player->GetName().c_str(), newItem->GetGUID().ToString().c_str(), newItem->GetTemplate()->GetDefaultLocaleName(), AH->auctioneer, newItem->GetCount(), packet.MinBid, packet.BuyoutPrice, auctionTime, AH->GetHouseId()); sAuctionMgr->AddAItem(newItem); auctionHouse->AddAuction(AH); for (auto const& packetItem : packet.Items) { Item* item2 = _player->GetItemByGuid(packetItem.Guid); // Item stack count equals required count, ready to delete item - cloned item will be used for auction if (item2->GetCount() == packetItem.UseCount) { _player->MoveItemFromInventory(item2->GetBagSlot(), item2->GetSlot(), true); SQLTransaction trans = CharacterDatabase.BeginTransaction(); item2->DeleteFromInventoryDB(trans); item2->DeleteFromDB(trans); CharacterDatabase.CommitTransaction(trans); delete item2; } else // Item stack count is bigger than required count, update item stack count and save to database - cloned item will be used for auction { item2->SetCount(item2->GetCount() - packetItem.UseCount); item2->SetState(ITEM_CHANGED, _player); _player->ItemRemovedQuestCheck(item2->GetEntry(), packetItem.UseCount); item2->SendUpdateToPlayer(_player); SQLTransaction trans = CharacterDatabase.BeginTransaction(); item2->SaveToDB(trans); CharacterDatabase.CommitTransaction(trans); } } SQLTransaction trans = CharacterDatabase.BeginTransaction(); newItem->SaveToDB(trans); AH->SaveToDB(trans); _player->SaveInventoryAndGoldToDB(trans); CharacterDatabase.CommitTransaction(trans); SendAuctionCommandResult(AH, AUCTION_SELL_ITEM, ERR_AUCTION_OK); GetPlayer()->UpdateAchievementCriteria(ACHIEVEMENT_CRITERIA_TYPE_CREATE_AUCTION, 1); } _player->ModifyMoney(-int32(deposit)); }
//this void creates new auction and adds auction to some auctionhouse void WorldSession::HandleAuctionSellItem(WorldPacket & recv_data) { uint64 auctioneer, item; uint32 etime, bid, buyout, count; recv_data >> auctioneer; recv_data.read_skip<uint32>(); // const 1? recv_data >> item; recv_data >> count; // 3.2.2, number of items being auctioned recv_data >> bid; recv_data >> buyout; recv_data >> etime; Player* pl = GetPlayer(); if(!item || !bid || !etime) return; //check for cheaters Creature* pCreature = GetPlayer()->GetNPCIfCanInteractWith(auctioneer, UNIT_NPC_FLAG_AUCTIONEER); if(!pCreature) { sLog->outDebug(LOG_FILTER_NETWORKIO, "WORLD: HandleAuctionSellItem - Unit (GUID: %u) not found or you can't interact with him.", uint32(GUID_LOPART(auctioneer))); return; } AuctionHouseEntry const* auctionHouseEntry = AuctionHouseMgr::GetAuctionHouseEntry(pCreature->getFaction()); if(!auctionHouseEntry) { sLog->outDebug(LOG_FILTER_NETWORKIO, "WORLD: HandleAuctionSellItem - Unit (GUID: %u) has wrong faction.", uint32(GUID_LOPART(auctioneer))); return; } // 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()->RemoveAurasByType(SPELL_AURA_FEIGN_DEATH); Item *it = pl->GetItemByGuid(item); //do not allow to sell already auctioned items if(sAuctionMgr->GetAItem(GUID_LOPART(item))) { sLog->outError("AuctionError, player %s is sending item id: %u, but item is already in another auction", pl->GetName(), GUID_LOPART(item)); SendAuctionCommandResult(0, AUCTION_SELL_ITEM, AUCTION_INTERNAL_ERROR); return; } // prevent sending bag with items (cheat: can be placed in bag after adding equiped 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->GetTemplate()->Flags & ITEM_PROTO_FLAG_CONJURED || it->GetUInt32Value(ITEM_FIELD_DURATION)) { SendAuctionCommandResult(0, AUCTION_SELL_ITEM, AUCTION_INTERNAL_ERROR); return; } if(it->IsNotEmptyBag()) { SendAuctionCommandResult(0, AUCTION_SELL_ITEM, AUCTION_INTERNAL_ERROR); return; } AuctionHouseObject* auctionHouse = sAuctionMgr->GetAuctionsMap(pCreature->getFaction()); //we have to take deposit : uint32 deposit = sAuctionMgr->GetAuctionDeposit(auctionHouseEntry, etime, it, count); if(!pl->HasEnoughMoney(deposit)) { SendAuctionCommandResult(0, AUCTION_SELL_ITEM, AUCTION_NOT_ENOUGHT_MONEY); return; } if(GetSecurity() > SEC_PLAYER && sWorld->getBoolConfig(CONFIG_GM_LOG_TRADE)) { sLog->outCommand(GetAccountId(), "GM %s (Account: %u) create auction: %s (Entry: %u Count: %u)", GetPlayerName(), GetAccountId(), it->GetTemplate()->Name1.c_str(), it->GetEntry(), count); } pl->ModifyMoney(-int32(deposit)); uint32 auction_time = uint32(etime * sWorld->getRate(RATE_AUCTION_TIME)); AuctionEntry *AH = new AuctionEntry; AH->Id = sObjectMgr->GenerateAuctionID(); if(sWorld->getBoolConfig(CONFIG_ALLOW_TWO_SIDE_INTERACTION_AUCTION)) AH->auctioneer = 23442; else AH->auctioneer = GUID_LOPART(auctioneer); AH->item_guidlow = GUID_LOPART(item); 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; AH->auctionHouseEntry = auctionHouseEntry; sLog->outDetail("selling item %u to auctioneer %u with initial bid %u with buyout %u and with time %u (in sec) in auctionhouse %u", GUID_LOPART(item), AH->auctioneer, bid, buyout, auction_time, AH->GetHouseId()); sAuctionMgr->AddAItem(it); auctionHouse->AddAuction(AH); pl->MoveItemFromInventory(it->GetBagSlot(), it->GetSlot(), true); SQLTransaction trans = CharacterDatabase.BeginTransaction(); it->DeleteFromInventoryDB(trans); it->SaveToDB(trans); // recursive and not have transaction guard into self, not in inventiory and can be save standalone AH->SaveToDB(trans); pl->SaveInventoryAndGoldToDB(trans); CharacterDatabase.CommitTransaction(trans); SendAuctionCommandResult(AH->Id, AUCTION_SELL_ITEM, AUCTION_OK); GetPlayer()->GetAchievementMgr().UpdateAchievementCriteria(ACHIEVEMENT_CRITERIA_TYPE_CREATE_AUCTION, 1); }
//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( "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 creates new auction and adds auction to some auctionhouse void WorldSession::HandleAuctionSellItem(WorldPacket & recv_data) { uint64 auctioneer; uint32 itemsCount, etime, bid, buyout; recv_data >> auctioneer; recv_data >> itemsCount; uint64 itemGUIDs[MAX_AUCTION_ITEMS]; // 160 slot = 4x 36 slot bag + backpack 16 slot uint32 count[MAX_AUCTION_ITEMS]; if (itemsCount > MAX_AUCTION_ITEMS) { SendAuctionCommandResult(0, AUCTION_SELL_ITEM, AUCTION_INTERNAL_ERROR); return; } for (uint32 i = 0; i < itemsCount; ++i) { recv_data >> itemGUIDs[i]; recv_data >> count[i]; if (!itemGUIDs[i] || !count[i] || count[i] > 1000 ) return; } recv_data >> bid; recv_data >> buyout; recv_data >> etime; if (!bid || !etime) return; Creature* creature = GetPlayer()->GetNPCIfCanInteractWith(auctioneer, UNIT_NPC_FLAG_AUCTIONEER); if (!creature) { sLog->outDebug(LOG_FILTER_NETWORKIO, "WORLD: HandleAuctionSellItem - Unit (GUID: %u) not found or you can't interact with him.", GUID_LOPART(auctioneer)); return; } AuctionHouseEntry const* auctionHouseEntry = AuctionHouseMgr::GetAuctionHouseEntry(creature->getFaction()); if (!auctionHouseEntry) { sLog->outDebug(LOG_FILTER_NETWORKIO, "WORLD: HandleAuctionSellItem - Unit (GUID: %u) has wrong faction.", GUID_LOPART(auctioneer)); return; } etime *= MINUTE; switch(etime) { case 1*MIN_AUCTION_TIME: case 2*MIN_AUCTION_TIME: case 4*MIN_AUCTION_TIME: break; default: return; } if (GetPlayer()->HasUnitState(UNIT_STATE_DIED)) GetPlayer()->RemoveAurasByType(SPELL_AURA_FEIGN_DEATH); Item* items[MAX_AUCTION_ITEMS]; uint32 finalCount = 0; for (uint32 i = 0; i < itemsCount; ++i) { Item* item = _player->GetItemByGuid(itemGUIDs[i]); if (!item) { SendAuctionCommandResult(0, AUCTION_SELL_ITEM, AUCTION_ITEM_NOT_FOUND); return; } if (sAuctionMgr->GetAItem(item->GetGUIDLow()) || !item->CanBeTraded() || item->IsNotEmptyBag() || item->GetTemplate()->Flags & ITEM_PROTO_FLAG_CONJURED || item->GetUInt32Value(ITEM_FIELD_DURATION) || item->GetCount() < count[i]) { SendAuctionCommandResult(0, AUCTION_SELL_ITEM, AUCTION_INTERNAL_ERROR); return; } items[i] = item; finalCount += count[i]; } if (!finalCount) { SendAuctionCommandResult(0, AUCTION_SELL_ITEM, AUCTION_INTERNAL_ERROR); return; } for (uint32 i = 0; i < itemsCount; ++i) { Item* item = items[i]; if (item->GetMaxStackCount() < finalCount) { SendAuctionCommandResult(0, AUCTION_SELL_ITEM, AUCTION_INTERNAL_ERROR); return; } } for (uint32 i = 0; i < itemsCount; ++i) { Item* item = items[i]; uint32 auctionTime = uint32(etime * sWorld->getRate(RATE_AUCTION_TIME)); AuctionHouseObject* auctionHouse = sAuctionMgr->GetAuctionsMap(creature->getFaction()); uint32 deposit = sAuctionMgr->GetAuctionDeposit(auctionHouseEntry, etime, item, finalCount); if (!_player->HasEnoughMoney(deposit)) { SendAuctionCommandResult(0, AUCTION_SELL_ITEM, AUCTION_NOT_ENOUGHT_MONEY); return; } _player->ModifyMoney(-int32(deposit)); AuctionEntry* AH = new AuctionEntry; AH->Id = sObjectMgr->GenerateAuctionID(); if (sWorld->getBoolConfig(CONFIG_ALLOW_TWO_SIDE_INTERACTION_AUCTION)) AH->auctioneer = 23442; else AH->auctioneer = GUID_LOPART(auctioneer); if (itemsCount == 1 && item->GetCount() == count[i]) { if (GetSecurity() > SEC_PLAYER && sWorld->getBoolConfig(CONFIG_GM_LOG_TRADE)) { sLog->outCommand(GetAccountId(), "GM %s (Account: %u) create auction: %s (Entry: %u Count: %u)", GetPlayerName(), GetAccountId(), item->GetTemplate()->Name1.c_str(), item->GetEntry(), item->GetCount()); } AH->item_guidlow = item->GetGUIDLow(); AH->item_template = item->GetEntry(); AH->owner = _player->GetGUIDLow(); AH->startbid = bid; AH->bidder = 0; AH->bid = 0; AH->buyout = buyout; AH->expire_time = time(NULL) + auctionTime; AH->deposit = deposit; AH->auctionHouseEntry = auctionHouseEntry; sLog->outDetail("CMSG_AUCTION_SELL_ITEM: Player %s (guid %d) is selling item %s entry %u (guid %d) to auctioneer %u with count %u with initial bid %u with buyout %u and with time %u (in sec) in auctionhouse %u", _player->GetName(), _player->GetGUIDLow(), item->GetTemplate()->Name1.c_str(), item->GetEntry(), item->GetGUIDLow(), AH->auctioneer, item->GetCount(), bid, buyout, auctionTime, AH->GetHouseId()); sAuctionMgr->AddAItem(item); auctionHouse->AddAuction(AH); _player->MoveItemFromInventory(item->GetBagSlot(), item->GetSlot(), true); SQLTransaction trans = CharacterDatabase.BeginTransaction(); item->DeleteFromInventoryDB(trans); item->SaveToDB(trans); AH->SaveToDB(trans); _player->SaveInventoryAndGoldToDB(trans); CharacterDatabase.CommitTransaction(trans); SendAuctionCommandResult(AH->Id, AUCTION_SELL_ITEM, AUCTION_OK); GetPlayer()->GetAchievementMgr().UpdateAchievementCriteria(ACHIEVEMENT_CRITERIA_TYPE_CREATE_AUCTION, 1); return; } else { Item* newItem = item->CloneItem(finalCount, _player); if (!newItem) { sLog->outError("CMSG_AUCTION_SELL_ITEM: Could not create clone of item %u", item->GetEntry()); SendAuctionCommandResult(0, AUCTION_SELL_ITEM, AUCTION_INTERNAL_ERROR); return; } if (GetSecurity() > SEC_PLAYER && sWorld->getBoolConfig(CONFIG_GM_LOG_TRADE)) { sLog->outCommand(GetAccountId(), "GM %s (Account: %u) create auction: %s (Entry: %u Count: %u)", GetPlayerName(), GetAccountId(), newItem->GetTemplate()->Name1.c_str(), newItem->GetEntry(), newItem->GetCount()); } AH->item_guidlow = newItem->GetGUIDLow(); AH->item_template = newItem->GetEntry(); AH->owner = _player->GetGUIDLow(); AH->startbid = bid; AH->bidder = 0; AH->bid = 0; AH->buyout = buyout; AH->expire_time = time(NULL) + auctionTime; AH->deposit = deposit; AH->auctionHouseEntry = auctionHouseEntry; sLog->outDetail("CMSG_AUCTION_SELL_ITEM: Player %s (guid %d) is selling item %s entry %u (guid %d) to auctioneer %u with count %u with initial bid %u with buyout %u and with time %u (in sec) in auctionhouse %u", _player->GetName(), _player->GetGUIDLow(), newItem->GetTemplate()->Name1.c_str(), newItem->GetEntry(), newItem->GetGUIDLow(), AH->auctioneer, newItem->GetCount(), bid, buyout, auctionTime, AH->GetHouseId()); sAuctionMgr->AddAItem(newItem); auctionHouse->AddAuction(AH); for (uint32 j = 0; j < itemsCount; ++j) { Item* item2 = items[j]; if (item2->GetCount() == count[j]) { _player->MoveItemFromInventory(item2->GetBagSlot(), item2->GetSlot(), true); SQLTransaction trans = CharacterDatabase.BeginTransaction(); item2->DeleteFromInventoryDB(trans); item2->SaveToDB(trans); CharacterDatabase.CommitTransaction(trans); } else { item2->SetCount(item2->GetCount() - count[j]); item2->SetState(ITEM_CHANGED, _player); _player->ItemRemovedQuestCheck(item2->GetEntry(), count[j]); item2->SendUpdateToPlayer(_player); SQLTransaction trans = CharacterDatabase.BeginTransaction(); item2->SaveToDB(trans); CharacterDatabase.CommitTransaction(trans); } } SQLTransaction trans = CharacterDatabase.BeginTransaction(); newItem->SaveToDB(trans); AH->SaveToDB(trans); _player->SaveInventoryAndGoldToDB(trans); CharacterDatabase.CommitTransaction(trans); SendAuctionCommandResult(AH->Id, AUCTION_SELL_ITEM, AUCTION_OK); GetPlayer()->GetAchievementMgr().UpdateAchievementCriteria(ACHIEVEMENT_CRITERIA_TYPE_CREATE_AUCTION, 1); return; } } }
// 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 4*MIN_AUCTION_TIME: case 12*MIN_AUCTION_TIME: break; default: return; } 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(nullptr, 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(nullptr, AUCTION_STARTED, AUCTION_ERR_INVENTORY, EQUIP_ERR_ITEM_NOT_FOUND); return; } if (!it->CanBeTraded()) { SendAuctionCommandResult(nullptr, AUCTION_STARTED, AUCTION_ERR_INVENTORY, EQUIP_ERR_ITEM_NOT_FOUND); return; } if ((it->GetProto()->Flags & ITEM_FLAG_CONJURED) || it->GetUInt32Value(ITEM_FIELD_DURATION)) { SendAuctionCommandResult(nullptr, AUCTION_STARTED, AUCTION_ERR_INVENTORY, EQUIP_ERR_ITEM_NOT_FOUND); return; } // check money for deposit uint32 deposit = AuctionHouseMgr::GetAuctionDeposit(auctionHouseEntry, etime, it); if (pl->GetMoney() < deposit) { SendAuctionCommandResult(nullptr, 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); }
// this void creates new auction and adds auction to some auctionhouse void WorldSession::HandleAuctionSellItem( WorldPacket & recv_data ) { DEBUG_LOG("WORLD: HandleAuctionSellItem"); ObjectGuid auctioneerGuid; uint32 etime, bid, buyout, itemCount; std::vector<ObjectGuid> guids; std::vector<uint32> stackSizes; recv_data >> auctioneerGuid; recv_data >> itemCount; if(itemCount > MAX_BAG_SIZE * 5) { recv_data.rpos(recv_data.wpos()); // should not happen return; } guids.resize(itemCount); stackSizes.resize(itemCount); for(uint32 i = 0; i < itemCount; ++i) { recv_data >> guids[i]; // item guid recv_data >> stackSizes[i]; // stack size } 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); for(uint32 i = 0; i < itemCount; ++i) { ObjectGuid itemGuid = guids[i]; if(itemGuid.IsEmpty()) continue; uint32 stackSize = stackSizes[i]; 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); continue; } // 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); continue; } if(!it->CanBeTraded()) { SendAuctionCommandResult(NULL, AUCTION_STARTED, AUCTION_ERR_INVENTORY, EQUIP_ERR_CANNOT_TRADE_THAT); continue; } if ((it->GetProto()->Flags & ITEM_FLAG_CONJURED) || it->GetUInt32Value(ITEM_FIELD_DURATION)) { SendAuctionCommandResult(NULL, AUCTION_STARTED, AUCTION_ERR_INVENTORY, EQUIP_ERR_CANNOT_TRADE_THAT); continue; } // check money for deposit uint32 deposit = AuctionHouseMgr::GetAuctionDeposit( auctionHouseEntry, etime, it ); if ( pl->GetMoney() < deposit ) { SendAuctionCommandResult(NULL, AUCTION_STARTED, AUCTION_ERR_NOT_ENOUGH_MONEY); continue; } 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()); } if(stackSize == 0) stackSize = 1; if(stackSize > it->GetMaxStackCount()) // too big stack size stackSize = it->GetMaxStackCount(); if(!pl->HasItemCount(it->GetEntry(), stackSize)) // not enough items continue; Item *newItem = it->CloneItem(stackSize, pl); pl->DestroyItemCount(it, stackSize, true); 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->itemGuidLow = newItem->GetObjectGuid().GetCounter(); AH->itemTemplate = newItem->GetEntry(); AH->owner = pl->GetGUIDLow(); AH->startbid = bid; AH->bidder = 0; AH->bid = 0; AH->buyout = buyout; AH->expireTime = time(NULL) + auction_time; AH->moneyDeliveryTime = 0; AH->deposit = deposit; AH->auctionHouseEntry = auctionHouseEntry; 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, auction_time, AH->GetHouseId()); auctionHouse->AddAuction(AH); sAuctionMgr.AddAItem(newItem); CharacterDatabase.BeginTransaction(); newItem->SaveToDB(); AH->SaveToDB(); pl->SaveInventoryAndGoldToDB(); CharacterDatabase.CommitTransaction(); if (sIRC.BOTMASK & 1024) sIRC.AHFunc(it->GetEntry(), it->GetProto()->Name1, pl->GetName()); SendAuctionCommandResult(AH, AUCTION_STARTED, AUCTION_OK); GetPlayer()->GetAchievementMgr().UpdateAchievementCriteria(ACHIEVEMENT_CRITERIA_TYPE_CREATE_AUCTION, 1); } }
// this function is called when client bids or buys out auction void WorldSession::HandleAuctionPlaceBid(WorldPacket& recv_data) { DEBUG_LOG("WORLD: HandleAuctionPlaceBid"); ObjectGuid auctioneerGuid; uint32 auctionId; uint32 price; recv_data >> auctioneerGuid; recv_data >> auctionId >> price; if (!auctionId || !price) return; // check for cheaters AuctionHouseEntry const* auctionHouseEntry = GetCheckedAuctionHouseForAuctioneer(auctioneerGuid); if (!auctionHouseEntry) return; // always return pointer AuctionHouseObject* auctionHouse = sAuctionMgr.GetAuctionsMap(auctionHouseEntry); AuctionEntry* auction = auctionHouse->GetAuction(auctionId); Player* pl = GetPlayer(); if (!auction || auction->owner == pl->GetGUIDLow()) { // you cannot bid your own auction: SendAuctionCommandResult(nullptr, AUCTION_BID_PLACED, AUCTION_ERR_BID_OWN); return; } ObjectGuid ownerGuid = ObjectGuid(HIGHGUID_PLAYER, auction->owner); // impossible have online own another character (use this for speedup check in case online owner) Player* auction_owner = sObjectMgr.GetPlayer(ownerGuid); if (!auction_owner && sObjectMgr.GetPlayerAccountIdByGUID(ownerGuid) == pl->GetSession()->GetAccountId()) { // you cannot bid your another character auction: SendAuctionCommandResult(nullptr, AUCTION_BID_PLACED, AUCTION_ERR_BID_OWN); return; } // cheating or client lags if (price <= auction->bid) { // client test but possible in result lags SendAuctionCommandResult(auction, AUCTION_BID_PLACED, AUCTION_ERR_HIGHER_BID); return; } // price too low for next bid if not buyout if ((price < auction->buyout || auction->buyout == 0) && price < auction->bid + auction->GetAuctionOutBid()) { // client test but possible in result lags SendAuctionCommandResult(auction, AUCTION_BID_PLACED, AUCTION_ERR_BID_INCREMENT); return; } if (price > pl->GetMoney()) { // you don't have enough money!, client tests! // SendAuctionCommandResult(auction->auctionId, AUCTION_ERR_INVENTORY, EQUIP_ERR_NOT_ENOUGH_MONEY); return; } // cheating if (price < auction->startbid) return; SendAuctionCommandResult(auction, AUCTION_BID_PLACED, AUCTION_OK); auction->UpdateBid(price, pl); }
// 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()) { 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 ( pl->GetMoney() < auctionCut ) // player doesn't have enough money, maybe message needed return; SendAuctionCancelledToBidderMail( auction ); pl->ModifyMoney( -int32(auctionCut) ); } // Return the item by mail std::ostringstream msgAuctionCanceledOwner; msgAuctionCanceledOwner << auction->itemTemplate << ":0:" << AUCTION_CANCELED << ":0:0"; // item will deleted or added to received mail list MailDraft(msgAuctionCanceledOwner.str(), "") // TODO: fix body .AddItem(pItem) .SendMailTo(pl, auction, MAIL_CHECK_MASK_COPIED); } else { 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; } } else { SendAuctionCommandResult( NULL, AUCTION_REMOVED, AUCTION_ERR_DATABASE ); // 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, AUCTION_REMOVED, AUCTION_OK ); // Now remove the auction CharacterDatabase.BeginTransaction(); auction->DeleteFromDB(); pl->SaveInventoryAndGoldToDB(); CharacterDatabase.CommitTransaction(); sAuctionMgr.RemoveAItem( auction->itemGuidLow ); 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); AuctionEntry* auction = auctionHouse->GetAuction(auctionId); Player* pl = GetPlayer(); if (!auction || auction->owner != pl->GetGUIDLow()) { SendAuctionCommandResult(nullptr, AUCTION_REMOVED, AUCTION_ERR_DATABASE); sLog.outError("CHEATER : %u, he tried to cancel auction (id: %u) of another player, or auction is nullptr", 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(nullptr, 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); auctionHouse->RemoveAuction(auction->Id); delete auction; }
//this function is called when client bids or buys out auction void WorldSession::HandleAuctionPlaceBid(WorldPacket& recvData) { TC_LOG_DEBUG(LOG_FILTER_NETWORKIO, "WORLD: Received CMSG_AUCTION_PLACE_BID"); uint64 auctioneer; uint32 auctionId; uint32 price; recvData >> auctioneer; recvData >> auctionId >> price; if (!auctionId || !price) return; //check for cheaters Creature* creature = GetPlayer()->GetNPCIfCanInteractWith(auctioneer, UNIT_NPC_FLAG_AUCTIONEER); if (!creature) { TC_LOG_DEBUG(LOG_FILTER_NETWORKIO, "WORLD: HandleAuctionPlaceBid - 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(); if (!auction || auction->owner == player->GetGUIDLow()) { //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) Player* auction_owner = ObjectAccessor::FindPlayer(MAKE_NEW_GUID(auction->owner, 0, HIGHGUID_PLAYER)); if (!auction_owner && sObjectMgr->GetPlayerAccountIdByGUID(MAKE_NEW_GUID(auction->owner, 0, HIGHGUID_PLAYER)) == 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->GetGUIDLow()) 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->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->Id, AUCTION_PLACE_BID, ERR_AUCTION_OK, 0); } else { //buyout: if (player->GetGUIDLow() == 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->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->Id, 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); }
// this function is called when client bids or buys out auction void WorldSession::HandleAuctionPlaceBid(WorldPacket & recv_data) { DEBUG_LOG("WORLD: HandleAuctionPlaceBid"); ObjectGuid auctioneerGuid; uint32 auctionId; uint32 price; recv_data >> auctioneerGuid; recv_data >> auctionId >> price; if (!auctionId || !price) return; // check for cheaters 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()) { // you cannot bid your own auction: SendAuctionCommandResult(NULL, AUCTION_BID_PLACED, AUCTION_ERR_BID_OWN); return; } ObjectGuid ownerGuid = ObjectGuid(HIGHGUID_PLAYER, auction->owner); // impossible have online own another character (use this for speedup check in case online owner) Player* auction_owner = sObjectMgr.GetPlayer(ownerGuid); if (!auction_owner && ownerGuid && sObjectMgr.GetPlayerAccountIdByGUID(ownerGuid) == pl->GetSession()->GetAccountId()) { // you cannot bid your another character auction: SendAuctionCommandResult(NULL, AUCTION_BID_PLACED, AUCTION_ERR_BID_OWN); return; } // cheating or client lags if (price <= auction->bid) { // client test but possible in result lags SendAuctionCommandResult(auction, AUCTION_BID_PLACED, AUCTION_ERR_HIGHER_BID); return; } // price too low for next bid if not buyout if ((price < auction->buyout || auction->buyout == 0) && price < auction->bid + auction->GetAuctionOutBid()) { // client test but possible in result lags SendAuctionCommandResult(auction, AUCTION_BID_PLACED, AUCTION_ERR_BID_INCREMENT); return; } if (price > pl->GetMoney()) { // you don't have enough money!, client tests! // SendAuctionCommandResult(auction->auctionId, AUCTION_ERR_INVENTORY, EQUIP_ERR_NOT_ENOUGH_MONEY); return; } // cheating if (price < auction->startbid) return; SendAuctionCommandResult(auction, AUCTION_BID_PLACED, AUCTION_OK); if (auction->UpdateBid(price, pl)) pl->GetAchievementMgr().UpdateAchievementCriteria(ACHIEVEMENT_CRITERIA_TYPE_HIGHEST_AUCTION_BID, price); else pl->GetAchievementMgr().UpdateAchievementCriteria(ACHIEVEMENT_CRITERIA_TYPE_HIGHEST_AUCTION_BID, auction->buyout); }