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-rw-r--r--src/map/npc.c59
1 files changed, 59 insertions, 0 deletions
diff --git a/src/map/npc.c b/src/map/npc.c
index 7b15491..74ec586 100644
--- a/src/map/npc.c
+++ b/src/map/npc.c
@@ -52,3 +52,62 @@ void enpc_parse_unknown_mapflag(const char *name, char *w3, char *w4, const char
*retval = EXIT_FAILURE;
}
}
+
+int enpc_buysellsel(struct map_session_data* sd, int *id, int *type)
+{
+ struct npc_data *nd;
+
+ if (!sd)
+ return 1;
+
+ if ((nd = npc->checknear(sd, map->id2bl(*id))) == NULL)
+ {
+ hookStop();
+ return 1;
+ }
+
+ if (nd->option & OPTION_INVISIBLE) // can't buy if npc is not visible (hack?)
+ {
+ hookStop();
+ return 1;
+ }
+
+ if (*type == 0 && nd->subtype == SCRIPT && nd->u.scr.shop && nd->u.scr.shop->type == NST_MARKET)
+ {
+ clif->npc_market_open(sd, nd);
+ hookStop();
+ return 0;
+ }
+
+ if (nd->subtype != SHOP && !(nd->subtype == SCRIPT && nd->u.scr.shop && nd->u.scr.shop->items))
+ {
+ if (nd->subtype == SCRIPT)
+ ShowError("npc_buysellsel: trader '%s' has no shop list!\n", nd->exname);
+ else
+ ShowError("npc_buysellsel: no such shop npc %d (%s)\n", *id, nd->exname);
+
+ if (sd->npc_id == *id)
+ sd->npc_id = 0;
+ hookStop();
+ return 1;
+ }
+
+ if (nd->class_ < 0 && !sd->state.callshop)
+ { // not called through a script and is not a visible NPC so an invalid call
+ hookStop();
+ return 1;
+ }
+
+ // reset the callshop state for future calls
+ sd->state.callshop = 0;
+ sd->npc_shopid = *id;
+
+ if (*type == 0)
+ clif->buylist(sd, nd);
+ else
+ clif->selllist(sd);
+
+ hookStop();
+ return 0;
+}
+