Added custom_attack function (thanks to NPXcoot)

api.lua

@@ -1,5 +1,5 @@
 
--- Mobs Api (25th April 2016)
+-- Mobs Api (28th April 2016)
 
 mobs = {}
 mobs.mod = "redo"
@@ -1529,6 +1529,8 @@ local do_states = function(self, dtime)
 				set_velocity(self, 0)
 				set_animation(self, "punch")
 
+				if not self.custom_attack then
+
 					if self.timer > 1 then
 
 						self.timer = 0
@@ -1558,6 +1560,15 @@ local do_states = function(self, dtime)
 							}, nil)
 						end
 					end
+				else	-- call custom attack every second
+					if self.custom_attack
+					and self.timer > 1 then
+
+						self.timer = 0
+
+						self.custom_attack(self, p)
+					end
+				end
 			end
 
 		elseif self.attack_type == "shoot"
@@ -2165,6 +2176,7 @@ minetest.register_entity(name, {
 	pathfinding = def.pathfinding,
 	immune_to = def.immune_to or {},
 	explosion_radius = def.explosion_radius,
+	custom_attack = def.custom_attack,
 
 	on_step = mob_step,
 

api.txt

@@ -79,6 +79,7 @@ This functions registers a new mob as a Minetest entity.
             'shoot' shoots defined arrows when player is within range
             'explode' follows player in range and will flash and explode when in reach
             'dogshoot' shoots arrows when in range and one on one attack when in reach
+        'custom_attack' is a function that is called when mob is in range to attack player, parameters are (self, to_attack)
         'explosion_radius' radius of explosion attack (defaults to 1)
         'arrow' if the attack_type is "shoot" or "dogshoot" then the entity name of the arrow is required
         'shoot_interval' the minimum shoot interval