bool CClient::Cmd_SecureTrade( CChar *pChar, CItem *pItem )
{
ADDTOCALLSTACK("CClient::Cmd_SecureTrade");
// Begin secure trading with a char. (Make the initial offer)
if ( !pChar || pChar == m_pChar )
return false;
// Make sure both clients can see each other, because trade window is an container
// and containers can be opened only after the object is already loaded on screen
if ( !m_pChar->CanSee(pChar) || !pChar->CanSee(m_pChar) )
return false;
if ( pItem && (IsTrigUsed(TRIGGER_DROPON_CHAR) || IsTrigUsed(TRIGGER_ITEMDROPON_CHAR)) )
{
CScriptTriggerArgs Args(pChar);
if ( pItem->OnTrigger(ITRIG_DROPON_CHAR, m_pChar, &Args) == TRIGRET_RET_TRUE )
return false;
}
if ( pChar->m_pNPC ) // NPC's can't use trade windows
return pItem ? pChar->NPC_OnItemGive(m_pChar, pItem) : false;
if ( !pChar->m_pClient ) // and also offline players
return false;
if ( pChar->GetDefNum("REFUSETRADES") )
{
SysMessagef(g_Cfg.GetDefaultMsg(DEFMSG_MSG_TRADE_REFUSE), pChar->GetName());
return false;
}
// Check if the trade window is already open
for ( CItem *pItemCont = m_pChar->GetContentHead(); pItemCont != NULL; pItemCont = pItemCont->GetNext() )
{
if ( !pItemCont->IsType(IT_EQ_TRADE_WINDOW) )
continue;
CItem *pItemPartner = pItemCont->m_uidLink.ItemFind();
if ( !pItemPartner )
continue;
CChar *pCharPartner = dynamic_cast<CChar *>(pItemPartner->GetParent());
if ( pCharPartner != pChar )
continue;
if ( pItem )
{
if ( IsTrigUsed(TRIGGER_DROPON_TRADE) )
{
CScriptTriggerArgs Args1(pChar);
if ( pItem->OnTrigger(ITRIG_DROPON_TRADE, this, &Args1) == TRIGRET_RET_TRUE )
return false;
}
CItemContainer *pCont = dynamic_cast<CItemContainer *>(pItemCont);
if ( pCont )
pCont->ContentAdd(pItem);
}
return true;
}
// Open new trade window
if ( IsTrigUsed(TRIGGER_TRADECREATE) )
{
CScriptTriggerArgs Args(pItem);
if ( (m_pChar->OnTrigger(CTRIG_TradeCreate, pChar, &Args) == TRIGRET_RET_TRUE) || (pChar->OnTrigger(CTRIG_TradeCreate, m_pChar, &Args) == TRIGRET_RET_TRUE) )
return false;
}
if ( IsTrigUsed(TRIGGER_DROPON_TRADE) && pItem )
{
CScriptTriggerArgs Args1(pChar);
if ( pItem->OnTrigger(ITRIG_DROPON_TRADE, this, &Args1) == TRIGRET_RET_TRUE )
return false;
}
CItem *pItem1 = CItem::CreateBase(ITEMID_Bulletin1);
if ( !pItem1 )
return false;
CItemContainer *pCont1 = static_cast<CItemContainer *>(pItem1);
if ( !pCont1 )
{
DEBUG_ERR(("Item 0%x must be a container type to enable player trading.\n", ITEMID_Bulletin1));
pItem1->Delete();
return false;
}
CItemContainer *pCont2 = static_cast<CItemContainer *>(CItem::CreateBase(ITEMID_Bulletin1));
ASSERT(pCont2);
pCont1->SetName("Trade Window");
pCont1->SetType(IT_EQ_TRADE_WINDOW);
pCont1->m_itEqTradeWindow.m_iWaitTime = 0;
pCont1->m_itEqTradeWindow.m_bCheck = 0;
pCont1->m_uidLink = pCont2->GetUID();
m_pChar->LayerAdd(pCont1, LAYER_SPECIAL);
pCont2->SetName("Trade Window");
pCont2->SetType(IT_EQ_TRADE_WINDOW);
pCont2->m_itEqTradeWindow.m_iWaitTime = 0;
pCont2->m_itEqTradeWindow.m_bCheck = 0;
pCont2->m_uidLink = pCont1->GetUID();
pChar->LayerAdd(pCont2, LAYER_SPECIAL);
PacketTradeAction cmd(SECURE_TRADE_OPEN);
cmd.prepareContainerOpen(pChar, pCont1, pCont2);
cmd.send(this);
cmd.prepareContainerOpen(m_pChar, pCont2, pCont1);
cmd.send(pChar->m_pClient);
if ( g_Cfg.m_iFeatureTOL & FEATURE_TOL_VIRTUALGOLD )
{
PacketTradeAction cmd2(SECURE_TRADE_UPDATELEDGER);
if ( m_NetState->isClientVersion(MINCLIVER_TOL) )
{
cmd2.prepareUpdateLedger(pCont1, static_cast<DWORD>(m_pChar->m_virtualGold % 1000000000), static_cast<DWORD>(m_pChar->m_virtualGold / 1000000000));
cmd2.send(this);
}
if ( pChar->m_pClient->m_NetState->isClientVersion(MINCLIVER_TOL) )
{
cmd2.prepareUpdateLedger(pCont2, static_cast<DWORD>(pChar->m_virtualGold % 1000000000), static_cast<DWORD>(pChar->m_virtualGold / 1000000000));
cmd2.send(pChar->m_pClient);
}
}
LogOpenedContainer(pCont2);
pChar->m_pClient->LogOpenedContainer(pCont1);
if ( pItem )
{
if ( IsTrigUsed(TRIGGER_DROPON_TRADE) )
{
CScriptTriggerArgs Args1(pChar);
if ( pItem->OnTrigger(ITRIG_DROPON_TRADE, this, &Args1) == TRIGRET_RET_TRUE )
{
pCont1->Delete();
pCont2->Delete();
return false;
}
}
pCont1->ContentAdd(pItem, pCont1->GetTopPoint());
}
return true;
}
void CItemContainer::Trade_Status( bool bCheck )
{
ADDTOCALLSTACK("CItemContainer::Trade_Status");
// Update trade status check boxes to both sides.
CItemContainer *pPartner = dynamic_cast<CItemContainer*>(m_uidLink.ItemFind());
if ( !pPartner )
return;
CChar *pChar1 = dynamic_cast<CChar*>(GetParent());
if ( !pChar1 )
return;
CChar *pChar2 = dynamic_cast<CChar*>(pPartner->GetParent());
if ( !pChar2 )
return;
m_itEqTradeWindow.m_bCheck = bCheck ? 1 : 0;
if ( !bCheck )
pPartner->m_itEqTradeWindow.m_bCheck = 0;
PacketTradeAction cmd(SECURE_TRADE_CHANGE);
if ( pChar1->IsClient() )
{
cmd.prepareReadyChange(this, pPartner);
cmd.send(pChar1->GetClient());
}
if ( pChar2->IsClient() )
{
cmd.prepareReadyChange(pPartner, this);
cmd.send(pChar2->GetClient());
}
// Check if both clients had pressed the 'accept' buttom
if ( pPartner->m_itEqTradeWindow.m_bCheck == 0 || m_itEqTradeWindow.m_bCheck == 0 )
return;
CItem *pItem, *pItemNext;
int iCont1, iCont2;
unsigned short i;
CScriptTriggerArgs Args1(pChar1);
pItem = pPartner->GetContentHead();
for ( i = 1; pItem != NULL; pItem = pItemNext, ++i )
{
pItemNext = pItem->GetNext();
Args1.m_VarObjs.Insert(i, pItem, true);
}
Args1.m_iN1 = iCont1 = --i;
pItemNext = NULL;
CScriptTriggerArgs Args2(pChar2);
pItem = GetContentHead();
for ( i = 1; pItem != NULL; pItem = pItemNext, ++i )
{
pItemNext = pItem->GetNext();
Args2.m_VarObjs.Insert(i, pItem, true);
}
Args2.m_iN1 = iCont2 = --i;
pItemNext = NULL;
if ( (IsTrigUsed(TRIGGER_TRADEACCEPTED)) || (IsTrigUsed(TRIGGER_CHARTRADEACCEPTED)) )
{
Args1.m_iN2 = iCont2;
Args2.m_iN2 = iCont1;
if ( (pChar1->OnTrigger(CTRIG_TradeAccepted, pChar2, &Args1) == TRIGRET_RET_TRUE) || (pChar2->OnTrigger(CTRIG_TradeAccepted, pChar1, &Args2) == TRIGRET_RET_TRUE) )
Delete();
}
// Transfer items
pItem = GetContentHead();
for ( ; pItem != NULL; pItem = pItemNext )
{
pItemNext = pItem->GetNext();
pChar2->ItemBounce(pItem);
}
pItemNext = NULL;
pItem = pPartner->GetContentHead();
for ( ; pItem != NULL; pItem = pItemNext )
{
pItemNext = pItem->GetNext();
pChar1->ItemBounce(pItem);
}
// Transfer gold/platinum
if ( g_Cfg.m_iFeatureTOL & FEATURE_TOL_VIRTUALGOLD )
{
INT64 iGold1 = m_itEqTradeWindow.m_iGold + (m_itEqTradeWindow.m_iPlatinum * 1000000000);
INT64 iGold2 = pPartner->m_itEqTradeWindow.m_iGold + (pPartner->m_itEqTradeWindow.m_iPlatinum * 1000000000);
pChar1->m_virtualGold += iGold2 - iGold1;
pChar2->m_virtualGold += iGold1 - iGold2;
pChar1->UpdateStatsFlag();
pChar2->UpdateStatsFlag();
}
// done with trade.
Delete();
}
