Update api.lua

api.lua

@@ -191,6 +191,7 @@ mobs.mob_class = {
 	attack_animals = false,
 	attack_players = true,
 	attack_npcs = true,
+	attack_allies = false,
 	friendly_fire = true,
 	facing_fence = false,
 	_breed_countdown = nil,
@@ -1913,6 +1914,7 @@ function mob_class:general_attack()
 			or (not self.attack_animals and ent.type == "animal")
 			or (not self.attack_monsters and ent.type == "monster")
 			or (not self.attack_npcs and ent.type == "npc")
+			or (not self.attack_allies and self.alliance == ent.alliance)
 			or (self.specific_attack and not check_for(ent.name, self.specific_attack)) then
 				objs[n] = nil
 --print("- mob", n, self.name, ent.name)
@@ -3603,6 +3605,7 @@ minetest.register_entity(":" .. name, setmetatable({
 	},
 
 	name = name,
+	alliance = def.allaince,
 	type = def.type,
 	_nametag = def.nametag,
 	attack_type = def.attack_type,
@@ -3688,6 +3691,7 @@ minetest.register_entity(":" .. name, setmetatable({
 	attack_animals = def.attack_animals,
 	attack_players = def.attack_players,
 	attack_npcs = def.attack_npcs,
+	attack_allies = def.attack_allies, 
 	specific_attack = def.specific_attack,
 	friendly_fire = def.friendly_fire,
 	runaway_from = def.runaway_from,
@@ -4968,4 +4972,4 @@ minetest.register_chatcommand("clear_mobs", {
 
 		minetest.chat_send_player(name, S("@1 mobs removed.", count))
 	end
-})
+})