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-rw-r--r--src/map/clif.c10
-rw-r--r--src/map/trade.c71
2 files changed, 48 insertions, 33 deletions
diff --git a/src/map/clif.c b/src/map/clif.c
index 07c270f7c..50b2eb0ca 100644
--- a/src/map/clif.c
+++ b/src/map/clif.c
@@ -9606,13 +9606,9 @@ void clif_parse_TradeRequest(int fd,struct map_session_data *sd)
return; //You can trade while in a chatroom.
// @noask [LuzZza]
- if(t_sd) {
- if (t_sd->state.noask) {
- clif_noask_sub(sd, t_sd, 0);
- return;
- }
- if(!t_sd->chatID && clif_cant_act(t_sd))
- return;
+ if(t_sd && t_sd->state.noask) {
+ clif_noask_sub(sd, t_sd, 0);
+ return;
}
if(battle_config.basic_skill_check == 0 || pc_checkskill(sd,NV_BASIC) >= 1){
diff --git a/src/map/trade.c b/src/map/trade.c
index 09b07e02f..36c6d43f4 100644
--- a/src/map/trade.c
+++ b/src/map/trade.c
@@ -76,55 +76,74 @@ void trade_traderequest(struct map_session_data *sd, struct map_session_data *ta
/*==========================================
* Reply to a trade-request.
+ * Type values:
+ * 0: Char is too far
+ * 1: Character does not exists
+ * 2: Trade failed
+ * 3: Accept
+ * 4: Cancel
+ * Weird enough, the client should only send 3/4
+ * and the server is the one that can reply 0~2
*------------------------------------------
*/
void trade_tradeack(struct map_session_data *sd, int type) {
- struct map_session_data *target_sd;
+ struct map_session_data *tsd;
nullpo_retv(sd);
if (sd->state.trading || !sd->trade_partner)
return; //Already trading or no partner set.
- if ((target_sd = map_id2sd(sd->trade_partner)) == NULL) {
+ if ((tsd = map_id2sd(sd->trade_partner)) == NULL) {
sd->trade_partner=0;
+ clif_tradestart(sd, 1); // character does not exist
return;
}
- if (target_sd->state.trading || target_sd->trade_partner != sd->bl.id)
+ if (tsd->state.trading || tsd->trade_partner != sd->bl.id)
+ {
+ clif_tradestart(sd, 2);
return; //Already trading or wrong partner.
+ }
+
+ if (type == 4) { // Cancel
+ sd->state.deal_locked = 0;
+ sd->trade_partner = 0;
+ tsd->state.deal_locked = 0;
+ tsd->trade_partner = 0;
+ clif_tradestart(tsd, type);
+ clif_tradestart(sd, type);
+ return;
+ }
+
+ if (type != 3)
+ return; //If client didn't send accept, it's a broken packet?
//Copied here as well since the original character could had warped.
- if (type == 3 && pc_isGM(target_sd) < lowest_gm_level && (sd->bl.m != target_sd->bl.m ||
- !check_distance_bl(&sd->bl, &target_sd->bl, TRADE_DISTANCE)
+ if (pc_isGM(tsd) < lowest_gm_level && (sd->bl.m != tsd->bl.m ||
+ !check_distance_bl(&sd->bl, &tsd->bl, TRADE_DISTANCE)
)) {
sd->trade_partner=0;
- target_sd->trade_partner = 0;
+ tsd->trade_partner = 0;
clif_tradestart(sd, 0); // too far
return;
}
- //TODO: Type 4/3? What would 1/2 and the rest do?
- if (type == 4) { // Cancel
- sd->state.deal_locked = 0;
- sd->trade_partner = 0;
- target_sd->state.deal_locked = 0;
- target_sd->trade_partner = 0;
- clif_tradestart(target_sd, type);
- clif_tradestart(sd, type);
+ //Check if you can start trade.
+ if (sd->npc_id || sd->vender_id || sd->state.storage_flag ||
+ tsd->npc_id || tsd->vender_id || tsd->state.storage_flag)
+ { //Fail
+ clif_tradestart(sd, 2);
+ clif_tradestart(tsd, 2);
+ return;
}
- if (type == 3) { //Initiate trade
- sd->state.trading = 1;
- target_sd->state.trading = 1;
- malloc_set(&sd->deal, 0, sizeof(sd->deal));
- malloc_set(&target_sd->deal, 0, sizeof(target_sd->deal));
- clif_tradestart(target_sd, type);
- clif_tradestart(sd, type);
- if (sd->npc_id)
- npc_event_dequeue(sd);
- if (target_sd->npc_id)
- npc_event_dequeue(target_sd);
- }
+ //Initiate trade
+ sd->state.trading = 1;
+ tsd->state.trading = 1;
+ malloc_set(&sd->deal, 0, sizeof(sd->deal));
+ malloc_set(&tsd->deal, 0, sizeof(tsd->deal));
+ clif_tradestart(tsd, type);
+ clif_tradestart(sd, type);
}
/*==========================================