add CARD_ARTWORK_VERSIONS_OFFSET

card.h

@@ -413,4 +413,6 @@ public:
 #define CARD_MARINE_DOLPHIN	78734254
 #define CARD_TWINKLE_MOSS	13857930
 
+#define CARD_ARTWORK_VERSIONS_OFFSET	10
+
 #endif /* CARD_H_ */

interpreter.cpp

@@ -63,7 +63,7 @@ int32 interpreter::register_card(card *pcard) {
 	//some userdata may be created in script like token so use current_state
 	lua_rawgeti(current_state, LUA_REGISTRYINDEX, pcard->ref_handle);
 	//load script
-	if(pcard->data.alias && (pcard->data.alias < pcard->data.code + 10) && (pcard->data.code < pcard->data.alias + 10))
+	if(pcard->data.alias && (pcard->data.alias < pcard->data.code + CARD_ARTWORK_VERSIONS_OFFSET) && (pcard->data.code < pcard->data.alias + CARD_ARTWORK_VERSIONS_OFFSET))
 		load_card_script(pcard->data.alias);
 	else
 		load_card_script(pcard->data.code);

libcard.cpp

@@ -31,8 +31,7 @@ int32 scriptlib::card_get_origin_code(lua_State *L) {
 	check_param(L, PARAM_TYPE_CARD, 1);
 	card* pcard = *(card**) lua_touserdata(L, 1);
 	if(pcard->data.alias) {
-		int32 dif = pcard->data.code - pcard->data.alias;
-		if(dif > -10 && dif < 10)
+		if((pcard->data.alias < pcard->data.code + CARD_ARTWORK_VERSIONS_OFFSET) && (pcard->data.code < pcard->data.alias + CARD_ARTWORK_VERSIONS_OFFSET))
 			lua_pushinteger(L, pcard->data.alias);
 		else
 			lua_pushinteger(L, pcard->data.code);