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-rw-r--r--src/map/trade.c1014
1 files changed, 513 insertions, 501 deletions
diff --git a/src/map/trade.c b/src/map/trade.c
index 2196a74cc..0d01b54a6 100644
--- a/src/map/trade.c
+++ b/src/map/trade.c
@@ -29,62 +29,63 @@
*------------------------------------------*/
void trade_traderequest(struct map_session_data *sd, struct map_session_data *target_sd)
{
- nullpo_retv(sd);
-
- if (map[sd->bl.m].flag.notrade) {
- clif_displaymessage(sd->fd, msg_txt(272));
- return; //Can't trade in notrade mapflag maps.
- }
-
- if (target_sd == NULL || sd == target_sd) {
- clif_tradestart(sd, 1); // character does not exist
- return;
- }
-
- if (target_sd->npc_id) {
- //Trade fails if you are using an NPC.
- clif_tradestart(sd, 2);
- return;
- }
-
- if (!battle_config.invite_request_check) {
- if (target_sd->guild_invite > 0 || target_sd->party_invite > 0 || target_sd->adopt_invite) {
- clif_tradestart(sd, 2);
- return;
- }
- }
-
- if (sd->trade_partner != 0) { // If a character tries to trade to another one then cancel the previous one
- struct map_session_data *previous_sd = map_id2sd(sd->trade_partner);
- if (previous_sd) {
- previous_sd->trade_partner = 0;
- clif_tradecancelled(previous_sd);
- } // Once cancelled then continue to the new one.
- sd->trade_partner = 0;
- clif_tradecancelled(sd);
- }
-
- if (target_sd->trade_partner != 0) {
- clif_tradestart(sd, 2); // person is in another trade
- return;
- }
-
- if (!pc_can_give_items(sd) || !pc_can_give_items(target_sd)) { //check if both GMs are allowed to trade
- clif_displaymessage(sd->fd, msg_txt(246));
- clif_tradestart(sd, 2); // GM is not allowed to trade
- return;
- }
-
- // Players can not request trade from far away, unless they are allowed to use @trade.
- if (!pc_can_use_command(sd, "trade", COMMAND_ATCOMMAND) &&
- (sd->bl.m != target_sd->bl.m || !check_distance_bl(&sd->bl, &target_sd->bl, TRADE_DISTANCE))) {
- clif_tradestart(sd, 0); // too far
- return ;
- }
-
- target_sd->trade_partner = sd->status.account_id;
- sd->trade_partner = target_sd->status.account_id;
- clif_traderequest(target_sd, sd->status.name);
+ nullpo_retv(sd);
+
+ if (map[sd->bl.m].flag.notrade) {
+ clif_displaymessage (sd->fd, msg_txt(272));
+ return; //Can't trade in notrade mapflag maps.
+ }
+
+ if (target_sd == NULL || sd == target_sd) {
+ clif_tradestart(sd, 1); // character does not exist
+ return;
+ }
+
+ if (target_sd->npc_id)
+ { //Trade fails if you are using an NPC.
+ clif_tradestart(sd, 2);
+ return;
+ }
+
+ if (!battle_config.invite_request_check) {
+ if (target_sd->guild_invite > 0 || target_sd->party_invite > 0 || target_sd->adopt_invite) {
+ clif_tradestart(sd, 2);
+ return;
+ }
+ }
+
+ if ( sd->trade_partner != 0 ) { // If a character tries to trade to another one then cancel the previous one
+ struct map_session_data *previous_sd = map_id2sd(sd->trade_partner);
+ if( previous_sd ){
+ previous_sd->trade_partner = 0;
+ clif_tradecancelled(previous_sd);
+ } // Once cancelled then continue to the new one.
+ sd->trade_partner = 0;
+ clif_tradecancelled(sd);
+ }
+
+ if (target_sd->trade_partner != 0) {
+ clif_tradestart(sd, 2); // person is in another trade
+ return;
+ }
+
+ if (!pc_can_give_items(sd) || !pc_can_give_items(target_sd)) //check if both GMs are allowed to trade
+ {
+ clif_displaymessage(sd->fd, msg_txt(246));
+ clif_tradestart(sd, 2); // GM is not allowed to trade
+ return;
+ }
+
+ // Players can not request trade from far away, unless they are allowed to use @trade.
+ if (!pc_can_use_command(sd, "trade", COMMAND_ATCOMMAND) &&
+ (sd->bl.m != target_sd->bl.m || !check_distance_bl(&sd->bl, &target_sd->bl, TRADE_DISTANCE))) {
+ clif_tradestart(sd, 0); // too far
+ return ;
+ }
+
+ target_sd->trade_partner = sd->status.account_id;
+ sd->trade_partner = target_sd->status.account_id;
+ clif_traderequest(target_sd, sd->status.name);
}
/*==========================================
@@ -100,67 +101,68 @@ void trade_traderequest(struct map_session_data *sd, struct map_session_data *ta
*------------------------------------------*/
void trade_tradeack(struct map_session_data *sd, int type)
{
- struct map_session_data *tsd;
- nullpo_retv(sd);
-
- if (sd->state.trading || !sd->trade_partner)
- return; //Already trading or no partner set.
-
- if ((tsd = map_id2sd(sd->trade_partner)) == NULL) {
- clif_tradestart(sd, 1); // character does not exist
- sd->trade_partner=0;
- return;
- }
-
- if (tsd->state.trading || tsd->trade_partner != sd->bl.id) {
- clif_tradestart(sd, 2);
- sd->trade_partner=0;
- return; //Already trading or wrong partner.
- }
-
- if (type == 4) { // Cancel
- clif_tradestart(tsd, type);
- clif_tradestart(sd, type);
- sd->state.deal_locked = 0;
- sd->trade_partner = 0;
- tsd->state.deal_locked = 0;
- tsd->trade_partner = 0;
- return;
- }
-
- if (type != 3)
- return; //If client didn't send accept, it's a broken packet?
-
- // Players can not request trade from far away, unless they are allowed to use @trade.
- // Check here as well since the original character could had warped.
- if (!pc_can_use_command(sd, "trade", COMMAND_ATCOMMAND) &&
- (sd->bl.m != tsd->bl.m || !check_distance_bl(&sd->bl, &tsd->bl, TRADE_DISTANCE))) {
- clif_tradestart(sd, 0); // too far
- sd->trade_partner=0;
- tsd->trade_partner = 0;
- return;
- }
-
- //Check if you can start trade.
- if (sd->npc_id || sd->state.vending || sd->state.buyingstore || sd->state.storage_flag ||
- tsd->npc_id || tsd->state.vending || tsd->state.buyingstore || tsd->state.storage_flag) {
- //Fail
- clif_tradestart(sd, 2);
- clif_tradestart(tsd, 2);
- sd->state.deal_locked = 0;
- sd->trade_partner = 0;
- tsd->state.deal_locked = 0;
- tsd->trade_partner = 0;
- return;
- }
-
- //Initiate trade
- sd->state.trading = 1;
- tsd->state.trading = 1;
- memset(&sd->deal, 0, sizeof(sd->deal));
- memset(&tsd->deal, 0, sizeof(tsd->deal));
- clif_tradestart(tsd, type);
- clif_tradestart(sd, type);
+ struct map_session_data *tsd;
+ nullpo_retv(sd);
+
+ if (sd->state.trading || !sd->trade_partner)
+ return; //Already trading or no partner set.
+
+ if ((tsd = map_id2sd(sd->trade_partner)) == NULL) {
+ clif_tradestart(sd, 1); // character does not exist
+ sd->trade_partner=0;
+ return;
+ }
+
+ if (tsd->state.trading || tsd->trade_partner != sd->bl.id)
+ {
+ clif_tradestart(sd, 2);
+ sd->trade_partner=0;
+ return; //Already trading or wrong partner.
+ }
+
+ if (type == 4) { // Cancel
+ clif_tradestart(tsd, type);
+ clif_tradestart(sd, type);
+ sd->state.deal_locked = 0;
+ sd->trade_partner = 0;
+ tsd->state.deal_locked = 0;
+ tsd->trade_partner = 0;
+ return;
+ }
+
+ if (type != 3)
+ return; //If client didn't send accept, it's a broken packet?
+
+ // Players can not request trade from far away, unless they are allowed to use @trade.
+ // Check here as well since the original character could had warped.
+ if (!pc_can_use_command(sd, "trade", COMMAND_ATCOMMAND) &&
+ (sd->bl.m != tsd->bl.m || !check_distance_bl(&sd->bl, &tsd->bl, TRADE_DISTANCE))) {
+ clif_tradestart(sd, 0); // too far
+ sd->trade_partner=0;
+ tsd->trade_partner = 0;
+ return;
+ }
+
+ //Check if you can start trade.
+ if (sd->npc_id || sd->state.vending || sd->state.buyingstore || sd->state.storage_flag ||
+ tsd->npc_id || tsd->state.vending || tsd->state.buyingstore || tsd->state.storage_flag)
+ { //Fail
+ clif_tradestart(sd, 2);
+ clif_tradestart(tsd, 2);
+ sd->state.deal_locked = 0;
+ sd->trade_partner = 0;
+ tsd->state.deal_locked = 0;
+ tsd->trade_partner = 0;
+ return;
+ }
+
+ //Initiate trade
+ sd->state.trading = 1;
+ tsd->state.trading = 1;
+ memset(&sd->deal, 0, sizeof(sd->deal));
+ memset(&tsd->deal, 0, sizeof(tsd->deal));
+ clif_tradestart(tsd, type);
+ clif_tradestart(sd, type);
}
/*==========================================
@@ -170,60 +172,61 @@ void trade_tradeack(struct map_session_data *sd, int type)
*------------------------------------------*/
int impossible_trade_check(struct map_session_data *sd)
{
- struct item inventory[MAX_INVENTORY];
- char message_to_gm[200];
- int i, index;
-
- nullpo_retr(1, sd);
-
- if (sd->deal.zeny > sd->status.zeny) {
- pc_setglobalreg(sd,"ZENY_HACKER",1);
- return -1;
- }
-
- // get inventory of player
- memcpy(&inventory, &sd->status.inventory, sizeof(struct item) * MAX_INVENTORY);
-
- // remove this part: arrows can be trade and equiped
- // re-added! [celest]
- // remove equiped items (they can not be trade)
- for (i = 0; i < MAX_INVENTORY; i++)
- if (inventory[i].nameid > 0 && inventory[i].equip && !(inventory[i].equip & EQP_AMMO))
- memset(&inventory[i], 0, sizeof(struct item));
-
- // check items in player inventory
- for (i = 0; i < 10; i++) {
- if (!sd->deal.item[i].amount)
- continue;
- index = sd->deal.item[i].index;
- if (inventory[index].amount < sd->deal.item[i].amount) {
- // if more than the player have -> hack
- sprintf(message_to_gm, msg_txt(538), sd->status.name, sd->status.account_id); // Hack on trade: character '%s' (account: %d) try to trade more items that he has.
- intif_wis_message_to_gm(wisp_server_name, PC_PERM_RECEIVE_HACK_INFO, message_to_gm);
- sprintf(message_to_gm, msg_txt(539), inventory[index].amount, inventory[index].nameid, sd->deal.item[i].amount); // This player has %d of a kind of item (id: %d), and try to trade %d of them.
- intif_wis_message_to_gm(wisp_server_name, PC_PERM_RECEIVE_HACK_INFO, message_to_gm);
- // if we block people
- if (battle_config.ban_hack_trade < 0) {
- chrif_char_ask_name(-1, sd->status.name, 1, 0, 0, 0, 0, 0, 0); // type: 1 - block
- set_eof(sd->fd); // forced to disconnect because of the hack
- // message about the ban
- strcpy(message_to_gm, msg_txt(540)); // This player has been definitively blocked.
- // if we ban people
- } else if (battle_config.ban_hack_trade > 0) {
- chrif_char_ask_name(-1, sd->status.name, 2, 0, 0, 0, 0, battle_config.ban_hack_trade, 0); // type: 2 - ban (year, month, day, hour, minute, second)
- set_eof(sd->fd); // forced to disconnect because of the hack
- // message about the ban
- sprintf(message_to_gm, msg_txt(507), battle_config.ban_hack_trade); // This player has been banned for %d minute(s).
- } else
- // message about the ban
- strcpy(message_to_gm, msg_txt(508)); // This player hasn't been banned (Ban option is disabled).
-
- intif_wis_message_to_gm(wisp_server_name, PC_PERM_RECEIVE_HACK_INFO, message_to_gm);
- return 1;
- }
- inventory[index].amount -= sd->deal.item[i].amount; // remove item from inventory
- }
- return 0;
+ struct item inventory[MAX_INVENTORY];
+ char message_to_gm[200];
+ int i, index;
+
+ nullpo_retr(1, sd);
+
+ if(sd->deal.zeny > sd->status.zeny)
+ {
+ pc_setglobalreg(sd,"ZENY_HACKER",1);
+ return -1;
+ }
+
+ // get inventory of player
+ memcpy(&inventory, &sd->status.inventory, sizeof(struct item) * MAX_INVENTORY);
+
+ // remove this part: arrows can be trade and equiped
+ // re-added! [celest]
+ // remove equiped items (they can not be trade)
+ for (i = 0; i < MAX_INVENTORY; i++)
+ if (inventory[i].nameid > 0 && inventory[i].equip && !(inventory[i].equip & EQP_AMMO))
+ memset(&inventory[i], 0, sizeof(struct item));
+
+ // check items in player inventory
+ for(i = 0; i < 10; i++) {
+ if (!sd->deal.item[i].amount)
+ continue;
+ index = sd->deal.item[i].index;
+ if (inventory[index].amount < sd->deal.item[i].amount)
+ { // if more than the player have -> hack
+ sprintf(message_to_gm, msg_txt(538), sd->status.name, sd->status.account_id); // Hack on trade: character '%s' (account: %d) try to trade more items that he has.
+ intif_wis_message_to_gm(wisp_server_name, PC_PERM_RECEIVE_HACK_INFO, message_to_gm);
+ sprintf(message_to_gm, msg_txt(539), inventory[index].amount, inventory[index].nameid, sd->deal.item[i].amount); // This player has %d of a kind of item (id: %d), and try to trade %d of them.
+ intif_wis_message_to_gm(wisp_server_name, PC_PERM_RECEIVE_HACK_INFO, message_to_gm);
+ // if we block people
+ if (battle_config.ban_hack_trade < 0) {
+ chrif_char_ask_name(-1, sd->status.name, 1, 0, 0, 0, 0, 0, 0); // type: 1 - block
+ set_eof(sd->fd); // forced to disconnect because of the hack
+ // message about the ban
+ strcpy(message_to_gm, msg_txt(540)); // This player has been definitively blocked.
+ // if we ban people
+ } else if (battle_config.ban_hack_trade > 0) {
+ chrif_char_ask_name(-1, sd->status.name, 2, 0, 0, 0, 0, battle_config.ban_hack_trade, 0); // type: 2 - ban (year, month, day, hour, minute, second)
+ set_eof(sd->fd); // forced to disconnect because of the hack
+ // message about the ban
+ sprintf(message_to_gm, msg_txt(507), battle_config.ban_hack_trade); // This player has been banned for %d minute(s).
+ } else
+ // message about the ban
+ strcpy(message_to_gm, msg_txt(508)); // This player hasn't been banned (Ban option is disabled).
+
+ intif_wis_message_to_gm(wisp_server_name, PC_PERM_RECEIVE_HACK_INFO, message_to_gm);
+ return 1;
+ }
+ inventory[index].amount -= sd->deal.item[i].amount; // remove item from inventory
+ }
+ return 0;
}
/*==========================================
@@ -231,86 +234,86 @@ int impossible_trade_check(struct map_session_data *sd)
*------------------------------------------*/
int trade_check(struct map_session_data *sd, struct map_session_data *tsd)
{
- struct item inventory[MAX_INVENTORY];
- struct item inventory2[MAX_INVENTORY];
- struct item_data *data;
- int trade_i, i, n;
- short amount;
-
- // check zenys value against hackers (Zeny was already checked on time of adding, but you never know when you lost some zeny since then.
- if (sd->deal.zeny > sd->status.zeny || (tsd->status.zeny > MAX_ZENY - sd->deal.zeny))
- return 0;
- if (tsd->deal.zeny > tsd->status.zeny || (sd->status.zeny > MAX_ZENY - tsd->deal.zeny))
- return 0;
-
- // get inventory of player
- memcpy(&inventory, &sd->status.inventory, sizeof(struct item) * MAX_INVENTORY);
- memcpy(&inventory2, &tsd->status.inventory, sizeof(struct item) * MAX_INVENTORY);
-
- // check free slot in both inventory
- for (trade_i = 0; trade_i < 10; trade_i++) {
- amount = sd->deal.item[trade_i].amount;
- if (amount) {
- n = sd->deal.item[trade_i].index;
- if (amount > inventory[n].amount)
- return 0; //qty Exploit?
-
- data = itemdb_search(inventory[n].nameid);
- i = MAX_INVENTORY;
- if (itemdb_isstackable2(data)) { //Stackable item.
- for (i = 0; i < MAX_INVENTORY; i++)
- if (inventory2[i].nameid == inventory[n].nameid &&
- inventory2[i].card[0] == inventory[n].card[0] && inventory2[i].card[1] == inventory[n].card[1] &&
- inventory2[i].card[2] == inventory[n].card[2] && inventory2[i].card[3] == inventory[n].card[3]) {
- if (inventory2[i].amount + amount > MAX_AMOUNT)
- return 0;
- inventory2[i].amount += amount;
- inventory[n].amount -= amount;
- break;
- }
- }
-
- if (i == MAX_INVENTORY) {// look for an empty slot.
- for (i = 0; i < MAX_INVENTORY && inventory2[i].nameid; i++);
- if (i == MAX_INVENTORY)
- return 0;
- memcpy(&inventory2[i], &inventory[n], sizeof(struct item));
- inventory2[i].amount = amount;
- inventory[n].amount -= amount;
- }
- }
- amount = tsd->deal.item[trade_i].amount;
- if (!amount)
- continue;
- n = tsd->deal.item[trade_i].index;
- if (amount > inventory2[n].amount)
- return 0;
- // search if it's possible to add item (for full inventory)
- data = itemdb_search(inventory2[n].nameid);
- i = MAX_INVENTORY;
- if (itemdb_isstackable2(data)) {
- for (i = 0; i < MAX_INVENTORY; i++)
- if (inventory[i].nameid == inventory2[n].nameid &&
- inventory[i].card[0] == inventory2[n].card[0] && inventory[i].card[1] == inventory2[n].card[1] &&
- inventory[i].card[2] == inventory2[n].card[2] && inventory[i].card[3] == inventory2[n].card[3]) {
- if (inventory[i].amount + amount > MAX_AMOUNT)
- return 0;
- inventory[i].amount += amount;
- inventory2[n].amount -= amount;
- break;
- }
- }
- if (i == MAX_INVENTORY) {
- for (i = 0; i < MAX_INVENTORY && inventory[i].nameid; i++);
- if (i == MAX_INVENTORY)
- return 0;
- memcpy(&inventory[i], &inventory2[n], sizeof(struct item));
- inventory[i].amount = amount;
- inventory2[n].amount -= amount;
- }
- }
-
- return 1;
+ struct item inventory[MAX_INVENTORY];
+ struct item inventory2[MAX_INVENTORY];
+ struct item_data *data;
+ int trade_i, i, n;
+ short amount;
+
+ // check zenys value against hackers (Zeny was already checked on time of adding, but you never know when you lost some zeny since then.
+ if(sd->deal.zeny > sd->status.zeny || (tsd->status.zeny > MAX_ZENY - sd->deal.zeny))
+ return 0;
+ if(tsd->deal.zeny > tsd->status.zeny || (sd->status.zeny > MAX_ZENY - tsd->deal.zeny))
+ return 0;
+
+ // get inventory of player
+ memcpy(&inventory, &sd->status.inventory, sizeof(struct item) * MAX_INVENTORY);
+ memcpy(&inventory2, &tsd->status.inventory, sizeof(struct item) * MAX_INVENTORY);
+
+ // check free slot in both inventory
+ for(trade_i = 0; trade_i < 10; trade_i++) {
+ amount = sd->deal.item[trade_i].amount;
+ if (amount) {
+ n = sd->deal.item[trade_i].index;
+ if (amount > inventory[n].amount)
+ return 0; //qty Exploit?
+
+ data = itemdb_search(inventory[n].nameid);
+ i = MAX_INVENTORY;
+ if (itemdb_isstackable2(data)) { //Stackable item.
+ for(i = 0; i < MAX_INVENTORY; i++)
+ if (inventory2[i].nameid == inventory[n].nameid &&
+ inventory2[i].card[0] == inventory[n].card[0] && inventory2[i].card[1] == inventory[n].card[1] &&
+ inventory2[i].card[2] == inventory[n].card[2] && inventory2[i].card[3] == inventory[n].card[3]) {
+ if (inventory2[i].amount + amount > MAX_AMOUNT)
+ return 0;
+ inventory2[i].amount += amount;
+ inventory[n].amount -= amount;
+ break;
+ }
+ }
+
+ if (i == MAX_INVENTORY) {// look for an empty slot.
+ for(i = 0; i < MAX_INVENTORY && inventory2[i].nameid; i++);
+ if (i == MAX_INVENTORY)
+ return 0;
+ memcpy(&inventory2[i], &inventory[n], sizeof(struct item));
+ inventory2[i].amount = amount;
+ inventory[n].amount -= amount;
+ }
+ }
+ amount = tsd->deal.item[trade_i].amount;
+ if (!amount)
+ continue;
+ n = tsd->deal.item[trade_i].index;
+ if (amount > inventory2[n].amount)
+ return 0;
+ // search if it's possible to add item (for full inventory)
+ data = itemdb_search(inventory2[n].nameid);
+ i = MAX_INVENTORY;
+ if (itemdb_isstackable2(data)) {
+ for(i = 0; i < MAX_INVENTORY; i++)
+ if (inventory[i].nameid == inventory2[n].nameid &&
+ inventory[i].card[0] == inventory2[n].card[0] && inventory[i].card[1] == inventory2[n].card[1] &&
+ inventory[i].card[2] == inventory2[n].card[2] && inventory[i].card[3] == inventory2[n].card[3]) {
+ if (inventory[i].amount + amount > MAX_AMOUNT)
+ return 0;
+ inventory[i].amount += amount;
+ inventory2[n].amount -= amount;
+ break;
+ }
+ }
+ if (i == MAX_INVENTORY) {
+ for(i = 0; i < MAX_INVENTORY && inventory[i].nameid; i++);
+ if (i == MAX_INVENTORY)
+ return 0;
+ memcpy(&inventory[i], &inventory2[n], sizeof(struct item));
+ inventory[i].amount = amount;
+ inventory2[n].amount -= amount;
+ }
+ }
+
+ return 1;
}
/*==========================================
@@ -318,108 +321,113 @@ int trade_check(struct map_session_data *sd, struct map_session_data *tsd)
*------------------------------------------*/
void trade_tradeadditem(struct map_session_data *sd, short index, short amount)
{
- struct map_session_data *target_sd;
- struct item *item;
- int trade_i, trade_weight;
- int src_lv, dst_lv;
-
- nullpo_retv(sd);
- if (!sd->state.trading || sd->state.deal_locked > 0)
- return; //Can't add stuff.
-
- if ((target_sd = map_id2sd(sd->trade_partner)) == NULL) {
- trade_tradecancel(sd);
- return;
- }
-
- if (amount == 0) {
- //Why do this.. ~.~ just send an ack, the item won't display on the trade window.
- clif_tradeitemok(sd, index, 0);
- return;
- }
-
- index -= 2; // 0 is for zeny, 1 is unknown. Gravity, go figure...
-
- //Item checks...
- if (index < 0 || index >= MAX_INVENTORY)
- return;
- if (amount < 0 || amount > sd->status.inventory[index].amount)
- return;
-
- item = &sd->status.inventory[index];
- src_lv = pc_get_group_level(sd);
- dst_lv = pc_get_group_level(target_sd);
- if (!itemdb_cantrade(item, src_lv, dst_lv) && //Can't trade
- (pc_get_partner(sd) != target_sd || !itemdb_canpartnertrade(item, src_lv, dst_lv))) { //Can't partner-trade
- clif_displaymessage(sd->fd, msg_txt(260));
- clif_tradeitemok(sd, index+2, 1);
- return;
- }
-
- if (item->expire_time) {
- // Rental System
- clif_displaymessage(sd->fd, msg_txt(260));
- clif_tradeitemok(sd, index+2, 1);
- return;
- }
-
- //Locate a trade position
- ARR_FIND(0, 10, trade_i, sd->deal.item[trade_i].index == index || sd->deal.item[trade_i].amount == 0);
- if (trade_i == 10) { //No space left
- clif_tradeitemok(sd, index+2, 1);
- 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+2, 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;
-
- clif_tradeitemok(sd, index+2, 0); // Return the index as it was received
- clif_tradeadditem(sd, target_sd, index+2, amount);
+ struct map_session_data *target_sd;
+ struct item *item;
+ int trade_i, trade_weight;
+ int src_lv, dst_lv;
+
+ nullpo_retv(sd);
+ if( !sd->state.trading || sd->state.deal_locked > 0 )
+ return; //Can't add stuff.
+
+ if( (target_sd = map_id2sd(sd->trade_partner)) == NULL )
+ {
+ trade_tradecancel(sd);
+ return;
+ }
+
+ if( amount == 0 )
+ { //Why do this.. ~.~ just send an ack, the item won't display on the trade window.
+ clif_tradeitemok(sd, index, 0);
+ return;
+ }
+
+ index -= 2; // 0 is for zeny, 1 is unknown. Gravity, go figure...
+
+ //Item checks...
+ if( index < 0 || index >= MAX_INVENTORY )
+ return;
+ if( amount < 0 || amount > sd->status.inventory[index].amount )
+ return;
+
+ item = &sd->status.inventory[index];
+ src_lv = pc_get_group_level(sd);
+ dst_lv = pc_get_group_level(target_sd);
+ if( !itemdb_cantrade(item, src_lv, dst_lv) && //Can't trade
+ (pc_get_partner(sd) != target_sd || !itemdb_canpartnertrade(item, src_lv, dst_lv)) ) //Can't partner-trade
+ {
+ clif_displaymessage (sd->fd, msg_txt(260));
+ clif_tradeitemok(sd, index+2, 1);
+ return;
+ }
+
+ if( item->expire_time )
+ { // Rental System
+ clif_displaymessage (sd->fd, msg_txt(260));
+ clif_tradeitemok(sd, index+2, 1);
+ return;
+ }
+
+ //Locate a trade position
+ ARR_FIND( 0, 10, trade_i, sd->deal.item[trade_i].index == index || sd->deal.item[trade_i].amount == 0 );
+ if( trade_i == 10 ) //No space left
+ {
+ clif_tradeitemok(sd, index+2, 1);
+ 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+2, 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;
+
+ clif_tradeitemok(sd, index+2, 0); // Return the index as it was received
+ clif_tradeadditem(sd, target_sd, index+2, amount);
}
/*==========================================
* Adds the specified amount of zeny to the trade window
*------------------------------------------*/
-void trade_tradeaddzeny(struct map_session_data *sd, int amount)
+void trade_tradeaddzeny(struct map_session_data* sd, int amount)
{
- struct map_session_data *target_sd;
- nullpo_retv(sd);
-
- if (!sd->state.trading || sd->state.deal_locked > 0)
- return; //Can't add stuff.
-
- if ((target_sd = map_id2sd(sd->trade_partner)) == NULL) {
- trade_tradecancel(sd);
- return;
- }
-
- if (amount < 0 || amount > sd->status.zeny || amount > MAX_ZENY - target_sd->status.zeny) {
- // invalid values, no appropriate packet for it => abort
- trade_tradecancel(sd);
- return;
- }
-
- sd->deal.zeny = amount;
- clif_tradeadditem(sd, target_sd, 0, amount);
+ struct map_session_data* target_sd;
+ nullpo_retv(sd);
+
+ if( !sd->state.trading || sd->state.deal_locked > 0 )
+ return; //Can't add stuff.
+
+ if( (target_sd = map_id2sd(sd->trade_partner)) == NULL )
+ {
+ trade_tradecancel(sd);
+ return;
+ }
+
+ if( amount < 0 || amount > sd->status.zeny || amount > MAX_ZENY - target_sd->status.zeny )
+ { // invalid values, no appropriate packet for it => abort
+ trade_tradecancel(sd);
+ return;
+ }
+
+ sd->deal.zeny = amount;
+ clif_tradeadditem(sd, target_sd, 0, amount);
}
/*==========================================
@@ -427,19 +435,19 @@ void trade_tradeaddzeny(struct map_session_data *sd, int amount)
*------------------------------------------*/
void trade_tradeok(struct map_session_data *sd)
{
- struct map_session_data *target_sd;
-
- if (sd->state.deal_locked || !sd->state.trading)
- return;
-
- if ((target_sd = map_id2sd(sd->trade_partner)) == NULL) {
- trade_tradecancel(sd);
- return;
- }
- sd->state.deal_locked = 1;
- clif_tradeitemok(sd, 0, 0);
- clif_tradedeal_lock(sd, 0);
- clif_tradedeal_lock(target_sd, 1);
+ struct map_session_data *target_sd;
+
+ if(sd->state.deal_locked || !sd->state.trading)
+ return;
+
+ if ((target_sd = map_id2sd(sd->trade_partner)) == NULL) {
+ trade_tradecancel(sd);
+ return;
+ }
+ sd->state.deal_locked = 1;
+ clif_tradeitemok(sd, 0, 0);
+ clif_tradedeal_lock(sd, 0);
+ clif_tradedeal_lock(target_sd, 1);
}
/*==========================================
@@ -447,58 +455,58 @@ void trade_tradeok(struct map_session_data *sd)
*------------------------------------------*/
void trade_tradecancel(struct map_session_data *sd)
{
- struct map_session_data *target_sd;
- int trade_i;
-
- target_sd = map_id2sd(sd->trade_partner);
-
- if (!sd->state.trading) {
- // Not trade acepted
- if (target_sd) {
- target_sd->trade_partner = 0;
- clif_tradecancelled(target_sd);
- }
- sd->trade_partner = 0;
- clif_tradecancelled(sd);
- return;
- }
-
- for (trade_i = 0; trade_i < 10; trade_i++) { // give items back (only virtual)
- if (!sd->deal.item[trade_i].amount)
- continue;
- clif_additem(sd, sd->deal.item[trade_i].index, sd->deal.item[trade_i].amount, 0);
- sd->deal.item[trade_i].index = 0;
- sd->deal.item[trade_i].amount = 0;
- }
- if (sd->deal.zeny) {
- clif_updatestatus(sd, SP_ZENY);
- sd->deal.zeny = 0;
- }
-
- sd->state.deal_locked = 0;
- sd->state.trading = 0;
- sd->trade_partner = 0;
- clif_tradecancelled(sd);
-
- if (!target_sd)
- return;
-
- for (trade_i = 0; trade_i < 10; trade_i++) { // give items back (only virtual)
- if (!target_sd->deal.item[trade_i].amount)
- continue;
- clif_additem(target_sd, target_sd->deal.item[trade_i].index, 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 (target_sd->deal.zeny) {
- clif_updatestatus(target_sd, SP_ZENY);
- target_sd->deal.zeny = 0;
- }
- target_sd->state.deal_locked = 0;
- target_sd->trade_partner = 0;
- target_sd->state.trading = 0;
- clif_tradecancelled(target_sd);
+ struct map_session_data *target_sd;
+ int trade_i;
+
+ target_sd = map_id2sd(sd->trade_partner);
+
+ if(!sd->state.trading)
+ { // Not trade acepted
+ if( target_sd ) {
+ target_sd->trade_partner = 0;
+ clif_tradecancelled(target_sd);
+ }
+ sd->trade_partner = 0;
+ clif_tradecancelled(sd);
+ return;
+ }
+
+ for(trade_i = 0; trade_i < 10; trade_i++) { // give items back (only virtual)
+ if (!sd->deal.item[trade_i].amount)
+ continue;
+ clif_additem(sd, sd->deal.item[trade_i].index, sd->deal.item[trade_i].amount, 0);
+ sd->deal.item[trade_i].index = 0;
+ sd->deal.item[trade_i].amount = 0;
+ }
+ if (sd->deal.zeny) {
+ clif_updatestatus(sd, SP_ZENY);
+ sd->deal.zeny = 0;
+ }
+
+ sd->state.deal_locked = 0;
+ sd->state.trading = 0;
+ sd->trade_partner = 0;
+ clif_tradecancelled(sd);
+
+ if (!target_sd)
+ return;
+
+ for(trade_i = 0; trade_i < 10; trade_i++) { // give items back (only virtual)
+ if (!target_sd->deal.item[trade_i].amount)
+ continue;
+ clif_additem(target_sd, target_sd->deal.item[trade_i].index, 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 (target_sd->deal.zeny) {
+ clif_updatestatus(target_sd, SP_ZENY);
+ target_sd->deal.zeny = 0;
+ }
+ target_sd->state.deal_locked = 0;
+ target_sd->trade_partner = 0;
+ target_sd->state.trading = 0;
+ clif_tradecancelled(target_sd);
}
/*==========================================
@@ -506,93 +514,97 @@ void trade_tradecancel(struct map_session_data *sd)
*------------------------------------------*/
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;
-
- }
- 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);
- }
+ 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;
+
+ }
+ 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);
+ }
}
generated by cgit v1.2.3-60-g2f50 (git 2.42.0) at 2024-07-04 23:55:35 +0000