diff options
| -rw-r--r-- | src/map/init.c | 1 | ||||
| -rw-r--r-- | src/map/npc.c | 59 | ||||
| -rw-r--r-- | src/map/npc.h | 2 |
3 files changed, 62 insertions, 0 deletions
diff --git a/src/map/init.c b/src/map/init.c index 6a025a8..2757aeb 100644 --- a/src/map/init.c +++ b/src/map/init.c @@ -104,6 +104,7 @@ HPExport void plugin_init (void) addHookPre("pc->unequipitem_pos", epc_unequipitem_pos); addHookPre("pc->can_attack", epc_can_attack); addHookPre("npc->parse_unknown_mapflag", enpc_parse_unknown_mapflag); + addHookPre("npc->buysellsel", enpc_buysellsel); addHookPre("clif->quest_send_list", eclif_quest_send_list); addHookPre("clif->quest_add", eclif_quest_add); addHookPre("clif->charnameack", eclif_charnameack); 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; +} + diff --git a/src/map/npc.h b/src/map/npc.h index 54685b2..f4ca1b9 100644 --- a/src/map/npc.h +++ b/src/map/npc.h @@ -7,4 +7,6 @@ void enpc_parse_unknown_mapflag(const char *name, char *w3, char *w4, const char* start, const char* buffer, const char* filepath, int *retval); +int enpc_buysellsel(struct map_session_data* sd, int *id, int *type); + #endif // EVOL_MAP_NPC |