Désactive le lancé de boule de neige si le mod snow est detecté

Le mod snow implémente déjà cette fonctionnalité et de bien meilleure manière

depends.txt

@@ -2,3 +2,4 @@ default
 mobs
 maptools?
 zombie?
+snow?

yeti.lua

@@ -79,12 +79,12 @@ mobs:register_arrow("pmobs:snowball", {
 })
 
 -- snowball throwing item
+if not minetest.get_modpath("snow") then
+	local snowball_GRAVITY=9
+	local snowball_VELOCITY=19
 
-local snowball_GRAVITY=9
-local snowball_VELOCITY=19
-
--- shoot snowball
-local mobs_shoot_snowball=function (item, player, pointed_thing)
+	-- shoot snowball
+	local mobs_shoot_snowball=function (item, player, pointed_thing)
 		local playerpos=player:getpos()
 		local obj=minetest.add_entity({x=playerpos.x,y=playerpos.y+1.5,z=playerpos.z}, "pmobs:snowball")
 		local dir=player:get_look_dir()
@@ -93,10 +93,10 @@ local mobs_shoot_snowball=function (item, player, pointed_thing)
 		obj:setacceleration({x=dir.x*-3, y=-snowball_GRAVITY, z=dir.z*-3})
 		item:take_item()
 		return item
-end
+	end
 
--- override default snow to shoot snowballs
-minetest.override_item("default:snow", {
+	-- override default snow to shoot snowballs
+	minetest.override_item("default:snow", {
 
 		--Disable placement prediction for snow.
 		node_placement_prediction = "",
@@ -107,6 +107,6 @@ minetest.override_item("default:snow", {
 		end,
 		
 		on_use = mobs_shoot_snowball
-})
-
+	})
+end
 mobs:alias_mob("mobs:yeti", "pmobs:yeti")