/*==========================================
* アイテム追加完了(ok押し)
*------------------------------------------
*/
void trade_tradeok(struct map_session_data *sd) {
struct map_session_data *target_sd;
int trade_i;
nullpo_retv(sd);
// check items
for(trade_i = 0; trade_i < 10; trade_i++) {
if ((((sd->deal.item[trade_i].index) >= 0) &&
(sd->deal.item[trade_i].amount > sd->status.inventory[sd->deal.item[trade_i].index].amount)) ||
(sd->deal.item[trade_i].amount < 0)) {
trade_tradecancel(sd);
return;
}
}
// check exploit (trade more items that you have)
if (impossible_trade_check(sd)) {
trade_tradecancel(sd);
return;
}
// check zeny
if (sd->deal.zeny < 0 || sd->deal.zeny > MAX_ZENY || sd->deal.zeny > sd->status.zeny) { // check amount
trade_tradecancel(sd);
return;
}
if ((target_sd = map_id2sd(sd->trade_partner)) != NULL) {
sd->state.deal_locked = 1;
clif_tradeitemok(sd, 0, 0);
clif_tradedeal_lock(sd, 0);
clif_tradedeal_lock(target_sd, 1);
}
}
/*==========================================
* Žæˆø‹–‘ø(trade‰Ÿ‚µ)
*------------------------------------------*/
void trade_tradecommit (struct map_session_data *sd)
{
struct map_session_data *tsd;
int trade_i;
int flag;
if (!sd->state.trading || !sd->state.deal_locked) //Locked should be 1 (pressed ok) before you can press trade.
return;
if ( (tsd = map_id2sd (sd->trade_partner)) == NULL) {
trade_tradecancel (sd);
return;
}
sd->state.deal_locked = 2;
if (tsd->state.deal_locked < 2)
return; //Not yet time for trading.
//Now is a good time (to save on resources) to check that the trade can indeed be made and it's not exploitable.
// check exploit (trade more items that you have)
if (impossible_trade_check (sd)) {
trade_tradecancel (sd);
return;
}
// check exploit (trade more items that you have)
if (impossible_trade_check (tsd)) {
trade_tradecancel (tsd);
return;
}
// check for full inventory (can not add traded items)
if (!trade_check (sd, tsd)) { // check the both players
trade_tradecancel (sd);
return;
}
// trade is accepted and correct.
for (trade_i = 0; trade_i < 10; trade_i++) {
int n;
if (sd->deal.item[trade_i].amount) {
n = sd->deal.item[trade_i].index;
flag = pc_additem (tsd, &sd->status.inventory[n], sd->deal.item[trade_i].amount, LOG_TYPE_TRADE);
if (flag == 0)
pc_delitem (sd, n, sd->deal.item[trade_i].amount, 1, 6, LOG_TYPE_TRADE);
else
clif_additem (sd, n, sd->deal.item[trade_i].amount, 0);
sd->deal.item[trade_i].index = 0;
sd->deal.item[trade_i].amount = 0;
}
if (tsd->deal.item[trade_i].amount) {
n = tsd->deal.item[trade_i].index;
flag = pc_additem (sd, &tsd->status.inventory[n], tsd->deal.item[trade_i].amount, LOG_TYPE_TRADE);
if (flag == 0)
pc_delitem (tsd, n, tsd->deal.item[trade_i].amount, 1, 6, LOG_TYPE_TRADE);
else
clif_additem (tsd, n, tsd->deal.item[trade_i].amount, 0);
tsd->deal.item[trade_i].index = 0;
tsd->deal.item[trade_i].amount = 0;
}
}
if (sd->deal.zeny) {
pc_payzeny (sd , sd->deal.zeny, LOG_TYPE_TRADE, tsd);
pc_getzeny (tsd, sd->deal.zeny, LOG_TYPE_TRADE, sd);
sd->deal.zeny = 0;
sd->deal.zeny = 0;
}
if (tsd->deal.zeny) {
pc_payzeny (tsd, tsd->deal.zeny, LOG_TYPE_TRADE, sd);
pc_getzeny (sd , tsd->deal.zeny, LOG_TYPE_TRADE, tsd);
tsd->deal.zeny = 0;
}
sd->state.deal_locked = 0;
sd->trade_partner = 0;
sd->state.trading = 0;
tsd->state.deal_locked = 0;
tsd->trade_partner = 0;
tsd->state.trading = 0;
clif_tradecompleted (sd, 0);
clif_tradecompleted (tsd, 0);
// save both player to avoid crash: they always have no advantage/disadvantage between the 2 players
if (save_settings & 1) {
chrif_save (sd, 0);
chrif_save (tsd, 0);
}
}
/*==========================================
* Žæˆø‹–‘ø(trade‰Ÿ‚µ)
*------------------------------------------*/
void trade_tradecommit(struct map_session_data *sd)
{
struct map_session_data *tsd;
int trade_i;
int flag;
if (!sd->state.trading || !sd->state.deal_locked) //Locked should be 1 (pressed ok) before you can press trade.
return;
if ((tsd = map_id2sd(sd->trade_partner)) == NULL) {
trade_tradecancel(sd);
return;
}
sd->state.deal_locked = 2;
if (tsd->state.deal_locked < 2)
return; //Not yet time for trading.
//Now is a good time (to save on resources) to check that the trade can indeed be made and it's not exploitable.
// check exploit (trade more items that you have)
if (impossible_trade_check(sd)) {
trade_tradecancel(sd);
return;
}
// check exploit (trade more items that you have)
if (impossible_trade_check(tsd)) {
trade_tradecancel(tsd);
return;
}
// check for full inventory (can not add traded items)
if (!trade_check(sd,tsd)) { // check the both players
trade_tradecancel(sd);
return;
}
// trade is accepted and correct.
for( trade_i = 0; trade_i < 10; trade_i++ )
{
int n;
if (sd->deal.item[trade_i].amount)
{
n = sd->deal.item[trade_i].index;
flag = pc_additem(tsd, &sd->status.inventory[n], sd->deal.item[trade_i].amount);
if (flag == 0)
{
//Logs (T)rade [Lupus]
if(log_config.enable_logs&0x2)
{
log_pick_pc(sd, "T", sd->status.inventory[n].nameid, -(sd->deal.item[trade_i].amount), &sd->status.inventory[n]);
log_pick_pc(tsd, "T", sd->status.inventory[n].nameid, sd->deal.item[trade_i].amount, &sd->status.inventory[n]);
}
pc_delitem(sd, n, sd->deal.item[trade_i].amount, 1);
} else
clif_additem(sd, n, sd->deal.item[trade_i].amount, 0);
sd->deal.item[trade_i].index = 0;
sd->deal.item[trade_i].amount = 0;
}
if (tsd->deal.item[trade_i].amount)
{
n = tsd->deal.item[trade_i].index;
flag = pc_additem(sd, &tsd->status.inventory[n], tsd->deal.item[trade_i].amount);
if (flag == 0)
{
//Logs (T)rade [Lupus]
if(log_config.enable_logs&0x2)
{
log_pick_pc(tsd, "T", tsd->status.inventory[n].nameid, -(tsd->deal.item[trade_i].amount), &tsd->status.inventory[n]);
log_pick_pc(sd, "T", tsd->status.inventory[n].nameid, tsd->deal.item[trade_i].amount, &tsd->status.inventory[n]);
}
pc_delitem(tsd, n, tsd->deal.item[trade_i].amount, 1);
} else
clif_additem(tsd, n, tsd->deal.item[trade_i].amount, 0);
tsd->deal.item[trade_i].index = 0;
tsd->deal.item[trade_i].amount = 0;
}
}
if( sd->deal.zeny || tsd->deal.zeny )
{
sd->status.zeny += tsd->deal.zeny - sd->deal.zeny;
tsd->status.zeny += sd->deal.zeny - tsd->deal.zeny;
//Logs Zeny (T)rade [Lupus]
if( sd->deal.zeny && log_config.zeny )
log_zeny(tsd, "T", sd, sd->deal.zeny);
if( tsd->deal.zeny && log_config.zeny )
log_zeny(sd, "T", tsd, tsd->deal.zeny);
sd->deal.zeny = 0;
tsd->deal.zeny = 0;
clif_updatestatus(sd, SP_ZENY);
clif_updatestatus(tsd, SP_ZENY);
}
sd->state.deal_locked = 0;
sd->trade_partner = 0;
sd->state.trading = 0;
tsd->state.deal_locked = 0;
tsd->trade_partner = 0;
tsd->state.trading = 0;
clif_tradecompleted(sd, 0);
clif_tradecompleted(tsd, 0);
// save both player to avoid crash: they always have no advantage/disadvantage between the 2 players
if (save_settings&1)
{
chrif_save(sd,0);
chrif_save(tsd,0);
}
}
/*==========================================
* 取引許諾(trade押し)
*------------------------------------------
*/
void trade_tradecommit(struct map_session_data *sd) {
struct map_session_data *target_sd;
int trade_i;
int flag;
nullpo_retv(sd);
if (sd->state.trading && (target_sd = map_id2sd(sd->trade_partner)) != NULL) {
if ((sd->state.deal_locked >= 1) && (target_sd->state.deal_locked >= 1)) { // both have pressed 'ok'
if (sd->state.deal_locked < 2) { // set locked to 2
sd->state.deal_locked = 2;
}
if (target_sd->state.deal_locked == 2) { // the other one pressed 'trade' too
// check exploit (trade more items that you have)
if (impossible_trade_check(sd)) {
trade_tradecancel(sd);
return;
}
// check exploit (trade more items that you have)
if (impossible_trade_check(target_sd)) {
trade_tradecancel(target_sd);
return;
}
// check zenys value against hackers
if (sd->deal.zeny >= 0 && sd->deal.zeny <= MAX_ZENY && sd->deal.zeny <= sd->status.zeny && // check amount
(target_sd->status.zeny + sd->deal.zeny) <= MAX_ZENY && // fix positiv overflow
target_sd->deal.zeny >= 0 && target_sd->deal.zeny <= MAX_ZENY && target_sd->deal.zeny <= target_sd->status.zeny && // check amount
(sd->status.zeny + target_sd->deal.zeny) <= MAX_ZENY) { // fix positiv overflow
// check for full inventory (can not add traded items)
if (!trade_check(sd)) { // check the both players
trade_tradecancel(sd);
return;
}
// trade is accepted
for(trade_i = 0; trade_i < 10; trade_i++) {
if (sd->deal.item[trade_i].amount != 0) {
int n = sd->deal.item[trade_i].index;
if (sd->status.inventory[n].amount < sd->deal.item[trade_i].amount)
sd->deal.item[trade_i].amount = sd->status.inventory[n].amount;
log_trade(sd, target_sd, n, sd->deal.item[trade_i].amount);
flag = pc_additem(target_sd, &sd->status.inventory[n], sd->deal.item[trade_i].amount);
if (flag == 0) {
//Logs (T)rade [Lupus]
if(log_config.pick > 0 )
log_pick(sd, "T", 0, sd->status.inventory[n].nameid, -(sd->deal.item[trade_i].amount), &sd->status.inventory[n]);
log_pick(target_sd, "T", 0, sd->status.inventory[n].nameid, sd->deal.item[trade_i].amount, &sd->status.inventory[n]);
//Logs
pc_delitem(sd, n, sd->deal.item[trade_i].amount, 1);
} else {
clif_additem(sd, n, sd->deal.item[trade_i].amount, 0);
}
sd->deal.item[trade_i].index = 0;
sd->deal.item[trade_i].amount = 0;
}
if (target_sd->deal.item[trade_i].amount != 0) {
int n = target_sd->deal.item[trade_i].index;
if (target_sd->status.inventory[n].amount < target_sd->deal.item[trade_i].amount)
target_sd->deal.item[trade_i].amount = target_sd->status.inventory[n].amount;
log_trade(target_sd, sd, n, target_sd->deal.item[trade_i].amount);
flag = pc_additem(sd, &target_sd->status.inventory[n], target_sd->deal.item[trade_i].amount);
if (flag == 0) {
//Logs (T)rade [Lupus]
if(log_config.pick > 0 )
log_pick(target_sd, "T", 0, target_sd->status.inventory[n].nameid, -(target_sd->deal.item[trade_i].amount), &target_sd->status.inventory[n]);
log_pick(sd, "T", 0, target_sd->status.inventory[n].nameid, target_sd->deal.item[trade_i].amount, &target_sd->status.inventory[n]);
//Logs
pc_delitem(target_sd, n, target_sd->deal.item[trade_i].amount, 1);
} else {
clif_additem(target_sd, n, target_sd->deal.item[trade_i].amount, 0);
}
target_sd->deal.item[trade_i].index = 0;
target_sd->deal.item[trade_i].amount = 0;
}
}
if (sd->deal.zeny) {
//Logs Zeny (T)rade [Lupus]
if(log_config.zeny > 0 )
log_zeny(target_sd, "T", sd, sd->deal.zeny);
//Logs
sd->status.zeny -= sd->deal.zeny;
target_sd->status.zeny += sd->deal.zeny;
}
if (target_sd->deal.zeny) {
//Logs Zeny (T)rade [Lupus]
if(log_config.zeny > 0 )
log_zeny(sd, "T", target_sd, target_sd->deal.zeny);
//Logs
target_sd->status.zeny -= target_sd->deal.zeny;
sd->status.zeny += target_sd->deal.zeny;
}
if (sd->deal.zeny || target_sd->deal.zeny) {
clif_updatestatus(sd, SP_ZENY);
sd->deal.zeny = 0;
clif_updatestatus(target_sd, SP_ZENY);
target_sd->deal.zeny = 0;
}
sd->state.deal_locked = 0;
sd->trade_partner = 0;
sd->state.trading = 0;
target_sd->state.deal_locked = 0;
target_sd->trade_partner = 0;
target_sd->state.trading = 0;
clif_tradecompleted(sd, 0);
clif_tradecompleted(target_sd, 0);
// save both player to avoid crash: they always have no advantage/disadvantage between the 2 players
chrif_save(sd,0); // do pc_makesavestatus and save storage too
chrif_save(target_sd,0); // do pc_makesavestatus and save storage too
// zeny value was modified!!!! hacker with packet modified
} else {
trade_tradecancel(sd);
}
}
}
}
}
/*==========================================
* Adds an item/qty to the trade window [rewrite by Skotlex]
*------------------------------------------
*/
void trade_tradeadditem(struct map_session_data *sd, int index, int amount) {
struct map_session_data *target_sd;
int trade_i, trade_weight, nameid;
nullpo_retv(sd);
if (!sd->state.trading || (target_sd = map_id2sd(sd->trade_partner)) == NULL || sd->state.deal_locked > 0)
return; //Can't add stuff.
if (index == 0)
{ //Adding Zeny
if (amount >= 0 && amount <= MAX_ZENY && amount <= sd->status.zeny && // check amount
(target_sd->status.zeny + amount) <= MAX_ZENY) // fix positiv overflow
{ //Check Ok
sd->deal.zeny = amount;
clif_tradeadditem(sd, target_sd, 0, amount);
} else //Cancel Transaction
trade_tradecancel(sd);
return;
}
//Add an Item
index = index -2; //Why the actual index used is -2?
//Item checks...
if (index < 0 || index > MAX_INVENTORY)
return;
if (amount < 0 || amount > sd->status.inventory[index].amount)
return;
nameid = sd->inventory_data[index]->nameid;
if (!itemdb_cantrade(nameid, pc_isGM(sd), pc_isGM(target_sd)) && //Can't trade
(pc_get_partner(sd) != target_sd || !itemdb_canpartnertrade(nameid, pc_isGM(sd), pc_isGM(target_sd)))) //Can't partner-trade
{
clif_displaymessage (sd->fd, msg_txt(260));
return;
}
for(trade_i = 0; trade_i < 10; trade_i++)
{ //Locate a trade position
if (sd->deal.item[trade_i].index == index ||
sd->deal.item[trade_i].amount == 0)
break;
}
if (trade_i >= 10) //No space left
return;
trade_weight = sd->inventory_data[index]->weight * amount;
if (target_sd->weight + sd->deal.weight + trade_weight > target_sd->max_weight)
{ //fail to add item -- the player was over weighted.
clif_tradeitemok(sd, index, 1);
return;
}
if (sd->deal.item[trade_i].index == index)
{ //The same item as before is being readjusted.
if (sd->deal.item[trade_i].amount + amount > sd->status.inventory[index].amount)
{ //packet deal exploit check
amount = sd->status.inventory[index].amount - sd->deal.item[trade_i].amount;
trade_weight = sd->inventory_data[index]->weight * amount;
}
sd->deal.item[trade_i].amount += amount;
} else { //New deal item
sd->deal.item[trade_i].index = index;
sd->deal.item[trade_i].amount = amount;
}
sd->deal.weight += trade_weight;
if (impossible_trade_check(sd))
{ // check exploit (trade more items that you have)
trade_tradecancel(sd);
return;
}
clif_tradeitemok(sd, index+2, 0); // Return the index as it was received
clif_tradeadditem(sd, target_sd, index+2, amount); //index fix
}
