void WorldSession::HandleAcceptTradeOpcode(WorldPacket& /*recvPacket*/)
{
TradeData* my_trade = _player->m_trade;
if (!my_trade)
return;
Player* trader = my_trade->GetTrader();
TradeData* his_trade = trader->m_trade;
if (!his_trade)
return;
Item* myItems[TRADE_SLOT_TRADED_COUNT] = { NULL, NULL, NULL, NULL, NULL, NULL };
Item* hisItems[TRADE_SLOT_TRADED_COUNT] = { NULL, NULL, NULL, NULL, NULL, NULL };
bool myCanCompleteTrade = true, hisCanCompleteTrade = true;
// set before checks for propertly undo at problems (it already set in to client)
my_trade->SetAccepted(true);
// not accept case incorrect money amount
if (!_player->HasEnoughMoney(my_trade->GetMoney()))
{
SendNotification(LANG_NOT_ENOUGH_GOLD);
my_trade->SetAccepted(false, true);
return;
}
// not accept case incorrect money amount
if (!trader->HasEnoughMoney(his_trade->GetMoney()))
{
trader->GetSession()->SendNotification(LANG_NOT_ENOUGH_GOLD);
his_trade->SetAccepted(false, true);
return;
}
// not accept if some items now can't be trade (cheating)
for (uint8 i = 0; i < TRADE_SLOT_TRADED_COUNT; ++i)
{
if (Item* item = my_trade->GetItem(TradeSlots(i)))
{
if (!item->CanBeTraded(false, true))
{
SendTradeStatus(TRADE_STATUS_TRADE_CANCELED);
return;
}
if (item->IsBindedNotWith(trader))
{
SendTradeStatus(TRADE_STATUS_NOT_ELIGIBLE);
SendTradeStatus(TRADE_STATUS_CLOSE_WINDOW/*TRADE_STATUS_TRADE_CANCELED*/);
return;
}
}
if (Item* item = his_trade->GetItem(TradeSlots(i)))
{
if (!item->CanBeTraded(false, true))
{
SendTradeStatus(TRADE_STATUS_TRADE_CANCELED);
return;
}
//if (item->IsBindedNotWith(_player)) // dont mark as invalid when his item isnt good (not exploitable because if item is invalid trade will fail anyway later on the same check)
//{
// SendTradeStatus(TRADE_STATUS_NOT_ELIGIBLE);
// his_trade->SetAccepted(false, true);
// return;
//}
}
}
if (his_trade->IsAccepted())
{
setAcceptTradeMode(my_trade, his_trade, myItems, hisItems);
Spell* my_spell = NULL;
SpellCastTargets my_targets;
Spell* his_spell = NULL;
SpellCastTargets his_targets;
// not accept if spell can't be casted now (cheating)
if (uint32 my_spell_id = my_trade->GetSpell())
{
SpellInfo const* spellEntry = sSpellMgr->GetSpellInfo(my_spell_id);
Item* castItem = my_trade->GetSpellCastItem();
if (!spellEntry || !his_trade->GetItem(TRADE_SLOT_NONTRADED) ||
(my_trade->HasSpellCastItem() && !castItem))
{
clearAcceptTradeMode(my_trade, his_trade);
clearAcceptTradeMode(myItems, hisItems);
my_trade->SetSpell(0);
return;
}
my_spell = new Spell(_player, spellEntry, TRIGGERED_FULL_MASK);
my_spell->m_CastItem = castItem;
my_targets.SetTradeItemTarget(_player);
my_spell->m_targets = my_targets;
SpellCastResult res = my_spell->CheckCast(true);
if (res != SPELL_CAST_OK)
{
my_spell->SendCastResult(res);
clearAcceptTradeMode(my_trade, his_trade);
clearAcceptTradeMode(myItems, hisItems);
delete my_spell;
my_trade->SetSpell(0);
return;
}
}
// not accept if spell can't be casted now (cheating)
if (uint32 his_spell_id = his_trade->GetSpell())
{
SpellInfo const* spellEntry = sSpellMgr->GetSpellInfo(his_spell_id);
Item* castItem = his_trade->GetSpellCastItem();
if (!spellEntry || !my_trade->GetItem(TRADE_SLOT_NONTRADED) || (his_trade->HasSpellCastItem() && !castItem))
{
delete my_spell;
his_trade->SetSpell(0);
clearAcceptTradeMode(my_trade, his_trade);
clearAcceptTradeMode(myItems, hisItems);
return;
}
his_spell = new Spell(trader, spellEntry, TRIGGERED_FULL_MASK);
his_spell->m_CastItem = castItem;
his_targets.SetTradeItemTarget(trader);
his_spell->m_targets = his_targets;
SpellCastResult res = his_spell->CheckCast(true);
if (res != SPELL_CAST_OK)
{
his_spell->SendCastResult(res);
clearAcceptTradeMode(my_trade, his_trade);
clearAcceptTradeMode(myItems, hisItems);
delete my_spell;
delete his_spell;
his_trade->SetSpell(0);
return;
}
}
// inform partner client
trader->GetSession()->SendTradeStatus(TRADE_STATUS_TRADE_ACCEPT);
// test if item will fit in each inventory
hisCanCompleteTrade = (trader->CanStoreItems(myItems, TRADE_SLOT_TRADED_COUNT) == EQUIP_ERR_OK);
myCanCompleteTrade = (_player->CanStoreItems(hisItems, TRADE_SLOT_TRADED_COUNT) == EQUIP_ERR_OK);
clearAcceptTradeMode(myItems, hisItems);
// in case of missing space report error
if (!myCanCompleteTrade)
{
clearAcceptTradeMode(my_trade, his_trade);
SendNotification(LANG_NOT_FREE_TRADE_SLOTS);
trader->GetSession()->SendNotification(LANG_NOT_PARTNER_FREE_TRADE_SLOTS);
my_trade->SetAccepted(false);
his_trade->SetAccepted(false);
return;
}
else if (!hisCanCompleteTrade)
{
clearAcceptTradeMode(my_trade, his_trade);
SendNotification(LANG_NOT_PARTNER_FREE_TRADE_SLOTS);
trader->GetSession()->SendNotification(LANG_NOT_FREE_TRADE_SLOTS);
my_trade->SetAccepted(false);
his_trade->SetAccepted(false);
return;
}
// execute trade: 1. remove
for (uint8 i = 0; i < TRADE_SLOT_TRADED_COUNT; ++i)
{
if (myItems[i])
{
myItems[i]->SetUInt64Value(ITEM_FIELD_GIFTCREATOR, _player->GetGUID());
_player->MoveItemFromInventory(myItems[i]->GetBagSlot(), myItems[i]->GetSlot(), true);
}
if (hisItems[i])
{
hisItems[i]->SetUInt64Value(ITEM_FIELD_GIFTCREATOR, trader->GetGUID());
trader->MoveItemFromInventory(hisItems[i]->GetBagSlot(), hisItems[i]->GetSlot(), true);
}
}
// execute trade: 2. store
moveItems(myItems, hisItems);
// logging money
if (sWorld->getBoolConfig(CONFIG_GM_LOG_TRADE))
{
if (!AccountMgr::IsPlayerAccount(_player->GetSession()->GetSecurity()) && my_trade->GetMoney() > 0)
{
sLog->outCommand(_player->GetSession()->GetAccountId(), "GM %s (Account: %u) give money (Amount: %u) to player: %s (Account: %u)",
_player->GetName(), _player->GetSession()->GetAccountId(),
my_trade->GetMoney(),
trader->GetName(), trader->GetSession()->GetAccountId());
}
if (!AccountMgr::IsPlayerAccount(trader->GetSession()->GetSecurity()) && his_trade->GetMoney() > 0)
{
sLog->outCommand(trader->GetSession()->GetAccountId(), "GM %s (Account: %u) give money (Amount: %u) to player: %s (Account: %u)",
trader->GetName(), trader->GetSession()->GetAccountId(),
his_trade->GetMoney(),
_player->GetName(), _player->GetSession()->GetAccountId());
}
}
// update money
_player->ModifyMoney(-int32(my_trade->GetMoney()));
_player->ModifyMoney(his_trade->GetMoney());
trader->ModifyMoney(-int32(his_trade->GetMoney()));
trader->ModifyMoney(my_trade->GetMoney());
if (my_spell)
my_spell->prepare(&my_targets);
if (his_spell)
his_spell->prepare(&his_targets);
// cleanup
clearAcceptTradeMode(my_trade, his_trade);
delete _player->m_trade;
_player->m_trade = NULL;
delete trader->m_trade;
trader->m_trade = NULL;
// desynchronized with the other saves here (SaveInventoryAndGoldToDB() not have own transaction guards)
SQLTransaction trans = CharacterDatabase.BeginTransaction();
_player->SaveInventoryAndGoldToDB(trans);
trader->SaveInventoryAndGoldToDB(trans);
CharacterDatabase.CommitTransaction(trans);
trader->GetSession()->SendTradeStatus(TRADE_STATUS_TRADE_COMPLETE);
SendTradeStatus(TRADE_STATUS_TRADE_COMPLETE);
}
else
{
trader->GetSession()->SendTradeStatus(TRADE_STATUS_TRADE_ACCEPT);
}
}
void WorldSession::HandleAcceptTradeOpcode(WorldPackets::Trade::AcceptTrade& acceptTrade)
{
TradeData* my_trade = _player->m_trade;
if (!my_trade)
return;
Player* trader = my_trade->GetTrader();
TradeData* his_trade = trader->m_trade;
if (!his_trade)
return;
Item* myItems[TRADE_SLOT_TRADED_COUNT] = { NULL, NULL, NULL, NULL, NULL, NULL };
Item* hisItems[TRADE_SLOT_TRADED_COUNT] = { NULL, NULL, NULL, NULL, NULL, NULL };
// set before checks for propertly undo at problems (it already set in to client)
my_trade->SetAccepted(true);
WorldPackets::Trade::TradeStatus info;
if (his_trade->GetServerStateIndex() != acceptTrade.StateIndex)
{
info.Status = TRADE_STATUS_STATE_CHANGED;
SendTradeStatus(info);
my_trade->SetAccepted(false);
return;
}
if (!_player->IsWithinDistInMap(trader, TRADE_DISTANCE, false))
{
info.Status = TRADE_STATUS_TOO_FAR_AWAY;
SendTradeStatus(info);
my_trade->SetAccepted(false);
return;
}
// not accept case incorrect money amount
if (!_player->HasEnoughMoney(my_trade->GetMoney()))
{
info.Status = TRADE_STATUS_FAILED;
info.BagResult = EQUIP_ERR_NOT_ENOUGH_MONEY;
SendTradeStatus(info);
my_trade->SetAccepted(false, true);
return;
}
// not accept case incorrect money amount
if (!trader->HasEnoughMoney(his_trade->GetMoney()))
{
info.Status = TRADE_STATUS_FAILED;
info.BagResult = EQUIP_ERR_NOT_ENOUGH_MONEY;
trader->GetSession()->SendTradeStatus(info);
his_trade->SetAccepted(false, true);
return;
}
if (_player->GetMoney() > MAX_MONEY_AMOUNT - his_trade->GetMoney())
{
info.Status = TRADE_STATUS_FAILED;
info.BagResult = EQUIP_ERR_TOO_MUCH_GOLD;
SendTradeStatus(info);
my_trade->SetAccepted(false, true);
return;
}
if (trader->GetMoney() > MAX_MONEY_AMOUNT - my_trade->GetMoney())
{
info.Status = TRADE_STATUS_FAILED;
info.BagResult = EQUIP_ERR_TOO_MUCH_GOLD;
trader->GetSession()->SendTradeStatus(info);
his_trade->SetAccepted(false, true);
return;
}
// not accept if some items now can't be trade (cheating)
for (uint8 i = 0; i < TRADE_SLOT_TRADED_COUNT; ++i)
{
if (Item* item = my_trade->GetItem(TradeSlots(i)))
{
if (!item->CanBeTraded(false, true))
{
info.Status = TRADE_STATUS_CANCELLED;
SendTradeStatus(info);
return;
}
if (item->IsBindedNotWith(trader))
{
info.Status = TRADE_STATUS_FAILED;
info.BagResult = EQUIP_ERR_TRADE_BOUND_ITEM;
SendTradeStatus(info);
return;
}
}
if (Item* item = his_trade->GetItem(TradeSlots(i)))
{
if (!item->CanBeTraded(false, true))
{
info.Status = TRADE_STATUS_CANCELLED;
SendTradeStatus(info);
return;
}
//if (item->IsBindedNotWith(_player)) // dont mark as invalid when his item isnt good (not exploitable because if item is invalid trade will fail anyway later on the same check)
//{
// SendTradeStatus(TRADE_STATUS_NOT_ELIGIBLE);
// his_trade->SetAccepted(false, true);
// return;
//}
}
}
if (his_trade->IsAccepted())
{
setAcceptTradeMode(my_trade, his_trade, myItems, hisItems);
Spell* my_spell = NULL;
SpellCastTargets my_targets;
Spell* his_spell = NULL;
SpellCastTargets his_targets;
// not accept if spell can't be cast now (cheating)
if (uint32 my_spell_id = my_trade->GetSpell())
{
SpellInfo const* spellEntry = sSpellMgr->GetSpellInfo(my_spell_id);
Item* castItem = my_trade->GetSpellCastItem();
if (!spellEntry || !his_trade->GetItem(TRADE_SLOT_NONTRADED) ||
(my_trade->HasSpellCastItem() && !castItem))
{
clearAcceptTradeMode(my_trade, his_trade);
clearAcceptTradeMode(myItems, hisItems);
my_trade->SetSpell(0);
return;
}
my_spell = new Spell(_player, spellEntry, TRIGGERED_FULL_MASK);
my_spell->m_CastItem = castItem;
my_targets.SetTradeItemTarget(_player);
my_spell->m_targets = my_targets;
SpellCastResult res = my_spell->CheckCast(true);
if (res != SPELL_CAST_OK)
{
my_spell->SendCastResult(res);
clearAcceptTradeMode(my_trade, his_trade);
clearAcceptTradeMode(myItems, hisItems);
delete my_spell;
my_trade->SetSpell(0);
return;
}
}
// not accept if spell can't be cast now (cheating)
if (uint32 his_spell_id = his_trade->GetSpell())
{
SpellInfo const* spellEntry = sSpellMgr->GetSpellInfo(his_spell_id);
Item* castItem = his_trade->GetSpellCastItem();
if (!spellEntry || !my_trade->GetItem(TRADE_SLOT_NONTRADED) || (his_trade->HasSpellCastItem() && !castItem))
{
delete my_spell;
his_trade->SetSpell(0);
clearAcceptTradeMode(my_trade, his_trade);
clearAcceptTradeMode(myItems, hisItems);
return;
}
his_spell = new Spell(trader, spellEntry, TRIGGERED_FULL_MASK);
his_spell->m_CastItem = castItem;
his_targets.SetTradeItemTarget(trader);
his_spell->m_targets = his_targets;
SpellCastResult res = his_spell->CheckCast(true);
if (res != SPELL_CAST_OK)
{
his_spell->SendCastResult(res);
clearAcceptTradeMode(my_trade, his_trade);
clearAcceptTradeMode(myItems, hisItems);
delete my_spell;
delete his_spell;
his_trade->SetSpell(0);
return;
}
}
// inform partner client
info.Status = TRADE_STATUS_ACCEPTED;
trader->GetSession()->SendTradeStatus(info);
// test if item will fit in each inventory
WorldPackets::Trade::TradeStatus myCanCompleteInfo, hisCanCompleteInfo;
hisCanCompleteInfo.BagResult = trader->CanStoreItems(myItems, TRADE_SLOT_TRADED_COUNT, &hisCanCompleteInfo.ItemID);
myCanCompleteInfo.BagResult = _player->CanStoreItems(hisItems, TRADE_SLOT_TRADED_COUNT, &myCanCompleteInfo.ItemID);
clearAcceptTradeMode(myItems, hisItems);
// in case of missing space report error
if (myCanCompleteInfo.BagResult != EQUIP_ERR_OK)
{
clearAcceptTradeMode(my_trade, his_trade);
myCanCompleteInfo.Status = TRADE_STATUS_FAILED;
trader->GetSession()->SendTradeStatus(myCanCompleteInfo);
myCanCompleteInfo.FailureForYou = true;
SendTradeStatus(myCanCompleteInfo);
my_trade->SetAccepted(false);
his_trade->SetAccepted(false);
delete my_spell;
delete his_spell;
return;
}
else if (hisCanCompleteInfo.BagResult != EQUIP_ERR_OK)
{
clearAcceptTradeMode(my_trade, his_trade);
hisCanCompleteInfo.Status = TRADE_STATUS_FAILED;
SendTradeStatus(hisCanCompleteInfo);
hisCanCompleteInfo.FailureForYou = true;
trader->GetSession()->SendTradeStatus(hisCanCompleteInfo);
my_trade->SetAccepted(false);
his_trade->SetAccepted(false);
delete my_spell;
delete his_spell;
return;
}
// execute trade: 1. remove
for (uint8 i = 0; i < TRADE_SLOT_TRADED_COUNT; ++i)
{
if (myItems[i])
{
myItems[i]->SetGuidValue(ITEM_FIELD_GIFTCREATOR, _player->GetGUID());
_player->MoveItemFromInventory(myItems[i]->GetBagSlot(), myItems[i]->GetSlot(), true);
}
if (hisItems[i])
{
hisItems[i]->SetGuidValue(ITEM_FIELD_GIFTCREATOR, trader->GetGUID());
trader->MoveItemFromInventory(hisItems[i]->GetBagSlot(), hisItems[i]->GetSlot(), true);
}
}
// execute trade: 2. store
moveItems(myItems, hisItems);
// logging money
if (HasPermission(rbac::RBAC_PERM_LOG_GM_TRADE))
{
if (my_trade->GetMoney() > 0)
{
sLog->outCommand(_player->GetSession()->GetAccountId(), "GM %s (Account: %u) give money (Amount: " UI64FMTD ") to player: %s (Account: %u)",
_player->GetName().c_str(), _player->GetSession()->GetAccountId(),
my_trade->GetMoney(),
trader->GetName().c_str(), trader->GetSession()->GetAccountId());
}
if (his_trade->GetMoney() > 0)
{
sLog->outCommand(trader->GetSession()->GetAccountId(), "GM %s (Account: %u) give money (Amount: " UI64FMTD ") to player: %s (Account: %u)",
trader->GetName().c_str(), trader->GetSession()->GetAccountId(),
his_trade->GetMoney(),
_player->GetName().c_str(), _player->GetSession()->GetAccountId());
}
}
// update money
_player->ModifyMoney(-int64(my_trade->GetMoney()));
_player->ModifyMoney(his_trade->GetMoney());
trader->ModifyMoney(-int64(his_trade->GetMoney()));
trader->ModifyMoney(my_trade->GetMoney());
if (my_spell)
my_spell->prepare(&my_targets);
if (his_spell)
his_spell->prepare(&his_targets);
// cleanup
clearAcceptTradeMode(my_trade, his_trade);
delete _player->m_trade;
_player->m_trade = NULL;
delete trader->m_trade;
trader->m_trade = NULL;
// desynchronized with the other saves here (SaveInventoryAndGoldToDB() not have own transaction guards)
SQLTransaction trans = CharacterDatabase.BeginTransaction();
_player->SaveInventoryAndGoldToDB(trans);
trader->SaveInventoryAndGoldToDB(trans);
CharacterDatabase.CommitTransaction(trans);
info.Status = TRADE_STATUS_COMPLETE;
trader->GetSession()->SendTradeStatus(info);
SendTradeStatus(info);
}
else
{
info.Status = TRADE_STATUS_ACCEPTED;
trader->GetSession()->SendTradeStatus(info);
}
}
void WorldSession::HandleAcceptTradeOpcode(WorldPacket& recvPacket)
{
recvPacket.read_skip<uint32>();
TradeData* my_trade = _player->m_trade;
if (!my_trade)
return;
Player* trader = my_trade->GetTrader();
TradeData* his_trade = trader->m_trade;
if (!his_trade)
return;
Item* myItems[TRADE_SLOT_TRADED_COUNT] = { nullptr, nullptr, nullptr, nullptr, nullptr, nullptr };
Item* hisItems[TRADE_SLOT_TRADED_COUNT] = { nullptr, nullptr, nullptr, nullptr, nullptr, nullptr };
// set before checks to properly undo at problems (it already set in to client)
my_trade->SetAccepted(true);
TradeStatusInfo info;
if (!_player->IsWithinDistInMap(trader, TRADE_DISTANCE, false))
{
info.Status = TRADE_STATUS_TARGET_TO_FAR;
SendTradeStatus(info);
my_trade->SetAccepted(false);
return;
}
// not accept case incorrect money amount
if (my_trade->GetMoney() > _player->GetMoney())
{
info.Status = TRADE_STATUS_CLOSE_WINDOW;
info.Result = EQUIP_ERR_NOT_ENOUGH_MONEY;
SendTradeStatus(info);
my_trade->SetAccepted(false, true);
return;
}
// not accept case incorrect money amount
if (his_trade->GetMoney() > trader->GetMoney())
{
info.Status = TRADE_STATUS_CLOSE_WINDOW;
info.Result = EQUIP_ERR_NOT_ENOUGH_MONEY;
trader->GetSession()->SendTradeStatus(info);
his_trade->SetAccepted(false, true);
return;
}
// not accept if some items now can't be trade (cheating)
for (int i = 0; i < TRADE_SLOT_TRADED_COUNT; ++i)
{
if (Item* item = my_trade->GetItem(TradeSlots(i)))
{
if (!item->CanBeTraded())
{
info.Status = TRADE_STATUS_TRADE_CANCELED;
SendTradeStatus(info);
return;
}
}
if (Item* item = his_trade->GetItem(TradeSlots(i)))
{
if (!item->CanBeTraded())
{
info.Status = TRADE_STATUS_TRADE_CANCELED;
SendTradeStatus(info);
return;
}
}
}
if (his_trade->IsAccepted())
{
setAcceptTradeMode(my_trade, his_trade, myItems, hisItems);
Spell* my_spell = nullptr;
SpellCastTargets my_targets;
Spell* his_spell = nullptr;
SpellCastTargets his_targets;
// not accept if spell can't be casted now (cheating)
if (uint32 my_spell_id = my_trade->GetSpell())
{
SpellEntry const* spellEntry = sSpellStore.LookupEntry(my_spell_id);
Item* castItem = my_trade->GetSpellCastItem();
if (!spellEntry || !his_trade->GetItem(TRADE_SLOT_NONTRADED) ||
(my_trade->HasSpellCastItem() && !castItem))
{
clearAcceptTradeMode(my_trade, his_trade);
clearAcceptTradeMode(myItems, hisItems);
my_trade->SetSpell(0);
return;
}
my_spell = new Spell(_player, spellEntry, true);
my_spell->m_CastItem = castItem;
my_targets.setTradeItemTarget(_player);
my_spell->m_targets = my_targets;
SpellCastResult res = my_spell->CheckCast(true);
if (res != SPELL_CAST_OK)
{
my_spell->SendCastResult(res);
clearAcceptTradeMode(my_trade, his_trade);
clearAcceptTradeMode(myItems, hisItems);
delete my_spell;
my_trade->SetSpell(0);
return;
}
}
// not accept if spell can't be casted now (cheating)
if (uint32 his_spell_id = his_trade->GetSpell())
{
SpellEntry const* spellEntry = sSpellStore.LookupEntry(his_spell_id);
Item* castItem = his_trade->GetSpellCastItem();
if (!spellEntry || !my_trade->GetItem(TRADE_SLOT_NONTRADED) ||
(his_trade->HasSpellCastItem() && !castItem))
{
delete my_spell;
his_trade->SetSpell(0);
clearAcceptTradeMode(my_trade, his_trade);
clearAcceptTradeMode(myItems, hisItems);
return;
}
his_spell = new Spell(trader, spellEntry, true);
his_spell->m_CastItem = castItem;
his_targets.setTradeItemTarget(trader);
his_spell->m_targets = his_targets;
SpellCastResult res = his_spell->CheckCast(true);
if (res != SPELL_CAST_OK)
{
his_spell->SendCastResult(res);
clearAcceptTradeMode(my_trade, his_trade);
clearAcceptTradeMode(myItems, hisItems);
delete my_spell;
delete his_spell;
his_trade->SetSpell(0);
return;
}
}
// inform partner client
info.Status = TRADE_STATUS_TRADE_ACCEPT;
trader->GetSession()->SendTradeStatus(info);
// test if item will fit in each inventory
TradeStatusInfo myCanCompleteInfo, hisCanCompleteInfo;
hisCanCompleteInfo.Result = trader->CanStoreItems(myItems, TRADE_SLOT_TRADED_COUNT);
myCanCompleteInfo.Result = _player->CanStoreItems(hisItems, TRADE_SLOT_TRADED_COUNT);
clearAcceptTradeMode(myItems, hisItems);
// in case of missing space report error
if (myCanCompleteInfo.Result != EQUIP_ERR_OK)
{
clearAcceptTradeMode(my_trade, his_trade);
myCanCompleteInfo.Status = TRADE_STATUS_CLOSE_WINDOW;
trader->GetSession()->SendTradeStatus(myCanCompleteInfo);
myCanCompleteInfo.IsTargetResult = true;
SendTradeStatus(myCanCompleteInfo);
my_trade->SetAccepted(false);
his_trade->SetAccepted(false);
return;
}
else if (hisCanCompleteInfo.Result != EQUIP_ERR_OK)
{
clearAcceptTradeMode(my_trade, his_trade);
hisCanCompleteInfo.Status = TRADE_STATUS_CLOSE_WINDOW;
SendTradeStatus(hisCanCompleteInfo);
hisCanCompleteInfo.IsTargetResult = true;
trader->GetSession()->SendTradeStatus(hisCanCompleteInfo);
my_trade->SetAccepted(false);
his_trade->SetAccepted(false);
return;
}
std::stringstream stadelst1;
std::stringstream stadelst2;
// execute trade: 1. remove
for (int i = 0; i < TRADE_SLOT_TRADED_COUNT; ++i)
{
if (Item* item = myItems[i])
{
stadelst1 << item->GetProto()->ItemId << ";";
item->SetGuidValue(ITEM_FIELD_GIFTCREATOR, _player->GetObjectGuid());
_player->MoveItemFromInventory(item->GetBagSlot(), item->GetSlot(), true);
}
if (Item* item = hisItems[i])
{
stadelst2 << item->GetProto()->ItemId << ";";
item->SetGuidValue(ITEM_FIELD_GIFTCREATOR, trader->GetObjectGuid());
trader->MoveItemFromInventory(item->GetBagSlot(), item->GetSlot(), true);
}
}
if (my_trade->GetMoney() > 0 || !stadelst1.str().empty())
{
CharacterDatabase.PExecute("REPLACE INTO trade_log(sguid, rguid, gold, itemlist, tm) VALUES(%u,%u,%u,'%s',NOW())",
_player->GetObjectGuid().GetCounter(),
trader->GetObjectGuid().GetCounter(),
my_trade->GetMoney(),
stadelst1.str().c_str());
}
if (his_trade->GetMoney() > 0 || !stadelst2.str().empty())
{
CharacterDatabase.PExecute("REPLACE INTO trade_log(sguid, rguid, gold, itemlist, tm) VALUES(%u,%u,%u,'%s',NOW())",
trader->GetObjectGuid().GetCounter(),
_player->GetObjectGuid().GetCounter(),
his_trade->GetMoney(),
stadelst2.str().c_str());
}
// execute trade: 2. store
moveItems(myItems, hisItems);
// logging money
if (sWorld.getConfig(CONFIG_BOOL_GM_LOG_TRADE))
{
if (_player->GetSession()->GetSecurity() > SEC_PLAYER && my_trade->GetMoney() > 0)
{
sLog.outCommand(_player->GetSession()->GetAccountId(), "GM %s (Account: %u) give money (Amount: %u) to player: %s (Account: %u)",
_player->GetName(), _player->GetSession()->GetAccountId(),
my_trade->GetMoney(),
trader->GetName(), trader->GetSession()->GetAccountId());
}
if (trader->GetSession()->GetSecurity() > SEC_PLAYER && his_trade->GetMoney() > 0)
{
sLog.outCommand(trader->GetSession()->GetAccountId(), "GM %s (Account: %u) give money (Amount: %u) to player: %s (Account: %u)",
trader->GetName(), trader->GetSession()->GetAccountId(),
his_trade->GetMoney(),
_player->GetName(), _player->GetSession()->GetAccountId());
}
}
// update money
_player->ModifyMoney(-int32(my_trade->GetMoney()));
_player->ModifyMoney(his_trade->GetMoney());
trader->ModifyMoney(-int32(his_trade->GetMoney()));
trader->ModifyMoney(my_trade->GetMoney());
if (my_spell)
my_spell->SpellStart(&my_targets);
if (his_spell)
his_spell->SpellStart(&his_targets);
// cleanup
clearAcceptTradeMode(my_trade, his_trade);
delete _player->m_trade;
_player->m_trade = nullptr;
delete trader->m_trade;
trader->m_trade = nullptr;
// desynchronized with the other saves here (SaveInventoryAndGoldToDB() not have own transaction guards)
CharacterDatabase.BeginTransaction();
_player->SaveInventoryAndGoldToDB();
trader->SaveInventoryAndGoldToDB();
CharacterDatabase.CommitTransaction();
info.Status = TRADE_STATUS_TRADE_COMPLETE;
trader->GetSession()->SendTradeStatus(info);
SendTradeStatus(info);
}
else
{
info.Status = TRADE_STATUS_TRADE_ACCEPT;
trader->GetSession()->SendTradeStatus(info);
}
}
void WorldSession::HandleAcceptTradeOpcode(WorldPacket& recvPacket)
{
recvPacket.read_skip<uint32>();
TradeData* my_trade = _player->m_trade;
if (!my_trade)
return;
Player* trader = my_trade->GetTrader();
TradeData* his_trade = trader->m_trade;
if (!his_trade)
return;
if (!_player->IsWithinDistInMap(trader, TRADE_DISTANCE, false))
{
SendTradeStatus(TRADE_STATUS_TARGET_TO_FAR);
my_trade->SetAccepted(false);
return;
}
Item *myItems[TRADE_SLOT_TRADED_COUNT] = { NULL, NULL, NULL, NULL, NULL, NULL };
Item *hisItems[TRADE_SLOT_TRADED_COUNT] = { NULL, NULL, NULL, NULL, NULL, NULL };
bool myCanCompleteTrade=true,hisCanCompleteTrade=true;
// set before checks to properly undo at problems (it already set in to client)
my_trade->SetAccepted(true);
// not accept case incorrect money amount
if (my_trade->GetMoney() > _player->GetMoney())
{
SendNotification(LANG_NOT_ENOUGH_GOLD);
my_trade->SetAccepted(false, true);
return;
}
// not accept case incorrect money amount
if (his_trade->GetMoney() > trader->GetMoney())
{
trader->GetSession( )->SendNotification(LANG_NOT_ENOUGH_GOLD);
his_trade->SetAccepted(false, true);
return;
}
// not accept if some items now can't be trade (cheating)
for(int i = 0; i < TRADE_SLOT_TRADED_COUNT; ++i)
{
if (Item* item = my_trade->GetItem(TradeSlots(i)))
{
if (!item->CanBeTraded())
{
SendTradeStatus(TRADE_STATUS_TRADE_CANCELED);
return;
}
}
if (Item* item = his_trade->GetItem(TradeSlots(i)))
{
if (!item->CanBeTraded())
{
SendTradeStatus(TRADE_STATUS_TRADE_CANCELED);
return;
}
}
}
if (his_trade->IsAccepted())
{
setAcceptTradeMode(my_trade, his_trade, myItems, hisItems);
std::shared_ptr<Spell> my_spell = NULL;
SpellCastTargets my_targets;
std::shared_ptr<Spell> his_spell = NULL;
SpellCastTargets his_targets;
// not accept if spell can't be casted now (cheating)
if (uint32 my_spell_id = my_trade->GetSpell())
{
SpellEntry const* spellEntry = sSpellStore.LookupEntry(my_spell_id);
Item* castItem = my_trade->GetSpellCastItem();
if (!spellEntry || !his_trade->GetItem(TRADE_SLOT_NONTRADED) ||
(my_trade->HasSpellCastItem() && !castItem))
{
clearAcceptTradeMode(my_trade, his_trade);
clearAcceptTradeMode(myItems, hisItems);
my_trade->SetSpell(0);
return;
}
my_spell = std::make_shared<Spell>(_player, spellEntry, true);
my_spell->m_CastItem = castItem;
my_targets.setTradeItemTarget(_player);
my_spell->m_targets = my_targets;
SpellCastResult res = my_spell->CheckCast(true);
if (res != SPELL_CAST_OK)
{
my_spell->SendCastResult(res);
clearAcceptTradeMode(my_trade, his_trade);
clearAcceptTradeMode(myItems, hisItems);
my_trade->SetSpell(0);
return;
}
}
// not accept if spell can't be casted now (cheating)
if (uint32 his_spell_id = his_trade->GetSpell())
{
SpellEntry const* spellEntry = sSpellStore.LookupEntry(his_spell_id);
Item* castItem = his_trade->GetSpellCastItem();
if (!spellEntry || !my_trade->GetItem(TRADE_SLOT_NONTRADED) ||
(his_trade->HasSpellCastItem() && !castItem))
{
his_trade->SetSpell(0);
clearAcceptTradeMode(my_trade, his_trade);
clearAcceptTradeMode(myItems, hisItems);
return;
}
his_spell = std::make_shared<Spell>(trader, spellEntry, true);
his_spell->m_CastItem = castItem;
his_targets.setTradeItemTarget(trader);
his_spell->m_targets = his_targets;
SpellCastResult res = his_spell->CheckCast(true);
if (res != SPELL_CAST_OK)
{
his_spell->SendCastResult(res);
clearAcceptTradeMode(my_trade, his_trade);
clearAcceptTradeMode(myItems, hisItems);
his_trade->SetSpell(0);
return;
}
}
// inform partner client
trader->GetSession()->SendTradeStatus(TRADE_STATUS_TRADE_ACCEPT);
// test if item will fit in each inventory
hisCanCompleteTrade = (trader->CanStoreItems( myItems,TRADE_SLOT_TRADED_COUNT )== EQUIP_ERR_OK);
myCanCompleteTrade = (_player->CanStoreItems( hisItems,TRADE_SLOT_TRADED_COUNT ) == EQUIP_ERR_OK);
clearAcceptTradeMode(myItems, hisItems);
// in case of missing space report error
if(!myCanCompleteTrade)
{
clearAcceptTradeMode(my_trade, his_trade);
SendNotification(LANG_NOT_FREE_TRADE_SLOTS);
trader->GetSession( )->SendNotification(LANG_NOT_PARTNER_FREE_TRADE_SLOTS);
my_trade->SetAccepted(false);
his_trade->SetAccepted(false);
return;
}
else if (!hisCanCompleteTrade)
{
clearAcceptTradeMode(my_trade, his_trade);
SendNotification(LANG_NOT_PARTNER_FREE_TRADE_SLOTS);
trader->GetSession()->SendNotification(LANG_NOT_FREE_TRADE_SLOTS);
my_trade->SetAccepted(false);
his_trade->SetAccepted(false);
return;
}
// execute trade: 1. remove
for(int i = 0; i < TRADE_SLOT_TRADED_COUNT; ++i)
{
if (Item* item = myItems[i])
{
item->SetGuidValue(ITEM_FIELD_GIFTCREATOR, _player->GetObjectGuid());
_player->MoveItemFromInventory(item->GetBagSlot(), item->GetSlot(), true);
//CharacterDatabase.PExecute("INSERT INTO character_destroyedItem VALUES ( %I64u, %u, %u, %u, CURRENT_TIMESTAMP )", _player->GetGUID(), item->GetEntry(), item->GetCount(), 0);
}
if (Item* item = hisItems[i])
{
item->SetGuidValue(ITEM_FIELD_GIFTCREATOR, trader->GetObjectGuid());
trader->MoveItemFromInventory(item->GetBagSlot(), item->GetSlot(), true);
//CharacterDatabase.PExecute("INSERT INTO character_destroyedItem VALUES ( %I64u, %u, %u, %u, CURRENT_TIMESTAMP )", _player->GetGUID(), item->GetEntry(), item->GetCount(), 0);
}
}
// execute trade: 2. store
moveItems(myItems, hisItems);
// logging money
if (sWorld.getConfig(CONFIG_BOOL_GM_LOG_TRADE))
{
if (_player->GetSession()->GetSecurity() > SEC_PLAYER && my_trade->GetMoney() > 0)
{
sLog.outCommand(_player->GetSession()->GetAccountId(),"GM %s (Account: %u) give money (Amount: %u) to player: %s (Account: %u)",
_player->GetName(),_player->GetSession()->GetAccountId(),
my_trade->GetMoney(),
trader->GetName(), trader->GetSession()->GetAccountId());
}
if (trader->GetSession()->GetSecurity() > SEC_PLAYER && his_trade->GetMoney() > 0)
{
sLog.outCommand(trader->GetSession()->GetAccountId(),"GM %s (Account: %u) give money (Amount: %u) to player: %s (Account: %u)",
trader->GetName(), trader->GetSession()->GetAccountId(),
his_trade->GetMoney(),
_player->GetName(),_player->GetSession()->GetAccountId());
}
}
// update money
_player->ModifyMoney( -int32(my_trade->GetMoney()) );
_player->ModifyMoney(his_trade->GetMoney());
trader->ModifyMoney( -int32(his_trade->GetMoney()) );
trader->ModifyMoney(my_trade->GetMoney());
if (my_spell)
my_spell->prepare(&my_targets);
if (his_spell)
his_spell->prepare(&his_targets);
// cleanup
clearAcceptTradeMode(my_trade, his_trade);
delete _player->m_trade;
_player->m_trade = NULL;
delete trader->m_trade;
trader->m_trade = NULL;
// desynchronized with the other saves here (SaveInventoryAndGoldToDB() not have own transaction guards)
CharacterDatabase.BeginTransaction();
_player->SaveInventoryAndGoldToDB();
trader->SaveInventoryAndGoldToDB();
CharacterDatabase.CommitTransaction();
trader->GetSession()->SendTradeStatus(TRADE_STATUS_TRADE_COMPLETE);
SendTradeStatus(TRADE_STATUS_TRADE_COMPLETE);
}
else
{
trader->GetSession()->SendTradeStatus(TRADE_STATUS_TRADE_ACCEPT);
}
}
void WorldSession::HandleAcceptTradeOpcode(WorldPacket& recvPacket)
{
recvPacket.read_skip<uint32>();
TradeData* my_trade = _player->m_trade;
if (!my_trade)
return;
Player* trader = my_trade->GetTrader();
TradeData* his_trade = trader->m_trade;
if (!his_trade)
return;
Item *myItems[TRADE_SLOT_TRADED_COUNT] = { NULL, NULL, NULL, NULL, NULL, NULL };
Item *hisItems[TRADE_SLOT_TRADED_COUNT] = { NULL, NULL, NULL, NULL, NULL, NULL };
bool myCanCompleteTrade=true,hisCanCompleteTrade=true;
// Check the validity of the users inventory before completeing the trade.
bool error = false;
for(size_t i = 0; i < _player->GetItemUpdateQueue().size(); ++i)
{
Item *item = _player->GetItemUpdateQueue()[i];
if(!item || item->GetState() == ITEM_REMOVED) continue;
Item *test = _player->GetItemByPos( item->GetBagSlot(), item->GetSlot());
if (test == NULL)
{
error = true;
}
else if (test != item)
{
error = true;
}
}
for(size_t i = 0; i < trader->GetItemUpdateQueue().size(); ++i)
{
Item *item = trader->GetItemUpdateQueue()[i];
if(!item || item->GetState() == ITEM_REMOVED) continue;
Item *test = trader->GetItemByPos( item->GetBagSlot(), item->GetSlot());
if (test == NULL)
{
error = true;
}
else if (test != item)
{
error = true;
}
}
// If there was an error we might have a item duplication attempt. Kick the players and write an entry in the log.
if (error)
{
sLog.outError("SECURITY WARNING: There was an inventory error during a trade between %s and %s and they have been kicked. This could possibly be an item duplication attempt!", _player->GetName(), trader->GetName());
sLog.outError("The players tried to trade items with the following GUIDs:");
// not accept if some items now can't be trade (cheating)
for(int i = 0; i < TRADE_SLOT_TRADED_COUNT; ++i)
{
if (Item* item = my_trade->GetItem(TradeSlots(i)))
{
sLog.outError("%li", item->GetGUID());
}
if (Item* item = his_trade->GetItem(TradeSlots(i)))
{
sLog.outError("%li", item->GetGUID());
}
}
my_trade->SetAccepted(false);
his_trade->SetAccepted(false);
_player->GetSession()->KickPlayer();
trader->GetSession()->KickPlayer();
}
// set before checks to properly undo at problems (it already set in to client)
my_trade->SetAccepted(true);
// not accept case incorrect money amount
if (my_trade->GetMoney() > _player->GetMoney())
{
SendNotification(LANG_NOT_ENOUGH_GOLD);
my_trade->SetAccepted(false, true);
return;
}
// not accept case incorrect money amount
if (his_trade->GetMoney() > trader->GetMoney())
{
trader->GetSession( )->SendNotification(LANG_NOT_ENOUGH_GOLD);
his_trade->SetAccepted(false, true);
return;
}
// not accept if some items now can't be trade (cheating)
for(int i = 0; i < TRADE_SLOT_TRADED_COUNT; ++i)
{
if (Item* item = my_trade->GetItem(TradeSlots(i)))
{
if (!item->CanBeTraded())
{
SendTradeStatus(TRADE_STATUS_TRADE_CANCELED);
return;
}
}
if (Item* item = his_trade->GetItem(TradeSlots(i)))
{
if (!item->CanBeTraded())
{
SendTradeStatus(TRADE_STATUS_TRADE_CANCELED);
return;
}
}
}
if (his_trade->IsAccepted())
{
setAcceptTradeMode(my_trade, his_trade, myItems, hisItems);
Spell* my_spell = NULL;
SpellCastTargets my_targets;
Spell* his_spell = NULL;
SpellCastTargets his_targets;
// not accept if spell can't be casted now (cheating)
if (uint32 my_spell_id = my_trade->GetSpell())
{
SpellEntry const* spellEntry = sSpellStore.LookupEntry(my_spell_id);
Item* castItem = my_trade->GetSpellCastItem();
if (!spellEntry || !his_trade->GetItem(TRADE_SLOT_NONTRADED) ||
(my_trade->HasSpellCastItem() && !castItem))
{
clearAcceptTradeMode(my_trade, his_trade);
clearAcceptTradeMode(myItems, hisItems);
my_trade->SetSpell(0);
return;
}
my_spell = new Spell(_player, spellEntry, true);
my_spell->m_CastItem = castItem;
my_targets.setTradeItemTarget(_player);
my_spell->m_targets = my_targets;
SpellCastResult res = my_spell->CheckCast(true);
if (res != SPELL_CAST_OK)
{
my_spell->SendCastResult(res);
clearAcceptTradeMode(my_trade, his_trade);
clearAcceptTradeMode(myItems, hisItems);
delete my_spell;
my_trade->SetSpell(0);
return;
}
}
// not accept if spell can't be casted now (cheating)
if (uint32 his_spell_id = his_trade->GetSpell())
{
SpellEntry const* spellEntry = sSpellStore.LookupEntry(his_spell_id);
Item* castItem = his_trade->GetSpellCastItem();
if (!spellEntry || !my_trade->GetItem(TRADE_SLOT_NONTRADED) ||
(his_trade->HasSpellCastItem() && !castItem))
{
delete my_spell;
his_trade->SetSpell(0);
clearAcceptTradeMode(my_trade, his_trade);
clearAcceptTradeMode(myItems, hisItems);
return;
}
his_spell = new Spell(trader, spellEntry, true);
his_spell->m_CastItem = castItem;
his_targets.setTradeItemTarget(trader);
his_spell->m_targets = his_targets;
SpellCastResult res = his_spell->CheckCast(true);
if (res != SPELL_CAST_OK)
{
his_spell->SendCastResult(res);
clearAcceptTradeMode(my_trade, his_trade);
clearAcceptTradeMode(myItems, hisItems);
delete my_spell;
delete his_spell;
his_trade->SetSpell(0);
return;
}
}
// inform partner client
trader->GetSession()->SendTradeStatus(TRADE_STATUS_TRADE_ACCEPT);
// test if item will fit in each inventory
hisCanCompleteTrade = (trader->CanStoreItems( myItems,TRADE_SLOT_TRADED_COUNT )== EQUIP_ERR_OK);
myCanCompleteTrade = (_player->CanStoreItems( hisItems,TRADE_SLOT_TRADED_COUNT ) == EQUIP_ERR_OK);
clearAcceptTradeMode(myItems, hisItems);
// in case of missing space report error
if(!myCanCompleteTrade)
{
clearAcceptTradeMode(my_trade, his_trade);
SendNotification(LANG_NOT_FREE_TRADE_SLOTS);
trader->GetSession( )->SendNotification(LANG_NOT_PARTNER_FREE_TRADE_SLOTS);
my_trade->SetAccepted(false);
his_trade->SetAccepted(false);
return;
}
else if (!hisCanCompleteTrade)
{
clearAcceptTradeMode(my_trade, his_trade);
SendNotification(LANG_NOT_PARTNER_FREE_TRADE_SLOTS);
trader->GetSession()->SendNotification(LANG_NOT_FREE_TRADE_SLOTS);
my_trade->SetAccepted(false);
his_trade->SetAccepted(false);
return;
}
// execute trade: 1. remove
for(int i = 0; i < TRADE_SLOT_TRADED_COUNT; ++i)
{
if (Item* item = myItems[i])
{
item->SetGuidValue(ITEM_FIELD_GIFTCREATOR, _player->GetObjectGuid());
_player->MoveItemFromInventory(item->GetBagSlot(), item->GetSlot(), true);
}
if (Item* item = hisItems[i])
{
item->SetGuidValue(ITEM_FIELD_GIFTCREATOR, trader->GetObjectGuid());
trader->MoveItemFromInventory(item->GetBagSlot(), item->GetSlot(), true);
}
}
// execute trade: 2. store
moveItems(myItems, hisItems);
// logging money
if (sWorld.getConfig(CONFIG_BOOL_GM_LOG_TRADE))
{
if (_player->GetSession()->GetSecurity() > SEC_PLAYER && my_trade->GetMoney() > 0)
{
sLog.outCommand(_player->GetSession()->GetAccountId(),"GM %s (Account: %u) give money (Amount: %u) to player: %s (Account: %u)",
_player->GetName(),_player->GetSession()->GetAccountId(),
my_trade->GetMoney(),
trader->GetName(), trader->GetSession()->GetAccountId());
}
if (trader->GetSession()->GetSecurity() > SEC_PLAYER && his_trade->GetMoney() > 0)
{
sLog.outCommand(trader->GetSession()->GetAccountId(),"GM %s (Account: %u) give money (Amount: %u) to player: %s (Account: %u)",
trader->GetName(), trader->GetSession()->GetAccountId(),
his_trade->GetMoney(),
_player->GetName(),_player->GetSession()->GetAccountId());
}
}
// update money
_player->ModifyMoney( -int32(my_trade->GetMoney()) );
_player->ModifyMoney(his_trade->GetMoney());
trader->ModifyMoney( -int32(his_trade->GetMoney()) );
trader->ModifyMoney(my_trade->GetMoney());
if (my_spell)
my_spell->prepare(&my_targets);
if (his_spell)
his_spell->prepare(&his_targets);
// cleanup
clearAcceptTradeMode(my_trade, his_trade);
delete _player->m_trade;
_player->m_trade = NULL;
delete trader->m_trade;
trader->m_trade = NULL;
// desynchronized with the other saves here (SaveInventoryAndGoldToDB() not have own transaction guards)
CharacterDatabase.BeginTransaction();
_player->SaveInventoryAndGoldToDB();
trader->SaveInventoryAndGoldToDB();
CharacterDatabase.CommitTransaction();
trader->GetSession()->SendTradeStatus(TRADE_STATUS_TRADE_COMPLETE);
SendTradeStatus(TRADE_STATUS_TRADE_COMPLETE);
}
else
{
trader->GetSession()->SendTradeStatus(TRADE_STATUS_TRADE_ACCEPT);
}
}
