Make mobs get damaged in fire and lava

README.md

@@ -41,6 +41,7 @@ enable_mod_channels = true
 - Double flying pigs sight radius
 - Add hurt_inside group
 - Add lava and fire to hurt_inside group
+- Make mobs get damaged in fire and lava
 ---
 
 
@@ -51,7 +52,6 @@ enable_mod_channels = true
 ## REDSTONE:
 - breaker (mines whatever is in front of it)
 - dispenser (shoots out first item in inventory, or shoots item into pipe)
-- sticky piston (pulls node in front of it)
 - piston in general (if node is falling and piston is pointing up then FLING IT, if detects falling node entity FLING IT)
 
 

mods/mob/exploder/exploderinit.lua

@@ -23,6 +23,7 @@ exploder.hp = 10
 exploder.speed = 5
 exploder.jump_timer = 0
 
+exploder.hurt_inside_timer = 0
 exploder.death_animation_timer = 0
 exploder.dead = false
 

mods/mob/exploder/interaction_code.lua

@@ -61,7 +61,7 @@ exploder.on_punch = function(self, puncher, time_from_last_punch, tool_capabilit
 	
 	local hp = hp-hurt
 	
-	if (self.punched_timer <= 0 and hp > 1) or puncher == self.object then
+	if (self.punched_timer <= 0 and hp > 1) then
 		self.hostile = true
 		self.hostile_timer = 20
 		self.punched_timer = 0.8

mods/mob/exploder/movement_code.lua

@@ -21,6 +21,8 @@ exploder.move = function(self,dtime)
 		self.speed = math.random(0,6)
 		--self.object:set_yaw(yaw)
 	end
+	
+	self.hurt_inside(self,dtime)
 
 	local currentvel = self.object:getvelocity()
 	local goal = vector.multiply(self.direction,self.speed)
@@ -29,6 +31,25 @@ exploder.move = function(self,dtime)
 	self.object:add_velocity(acceleration)
 end
 
+
+local get_group = minetest.get_node_group
+local get_node = minetest.get_node
+exploder.hurt_inside = function(self,dtime)
+	if self.hp > 0 and self.hurt_inside_timer <= 0 then
+		local pos = self.object:getpos()
+		local hurty = get_group(get_node(pos).name, "hurt_inside")
+		if hurty > 0 then
+			self.object:punch(self.object, 2, 
+				{
+				full_punch_interval=1.5,
+				damage_groups = {damage=hurty},
+			})
+		end
+	else
+		self.hurt_inside_timer = self.hurt_inside_timer - dtime
+	end
+end
+
 --use raycasting to jump
 exploder.jump = function(self)
 	if self.jump_timer <= 0 then

mods/mob/pig/interaction_code.lua

@@ -61,7 +61,7 @@ pig.on_punch = function(self, puncher, time_from_last_punch, tool_capabilities,
 	
 	local hp = hp-hurt
 	
-	if (self.punched_timer <= 0 and hp > 1) or puncher == self.object then
+	if (self.punched_timer <= 0 and hp > 1)  then
 		self.hostile = true
 		self.hostile_timer = 20
 		self.punched_timer = 0.8

mods/mob/pig/movement_code.lua

@@ -22,6 +22,8 @@ pig.move = function(self,dtime)
 		--self.object:set_yaw(yaw)
 	end
 
+	self.hurt_inside(self,dtime)
+
 	local currentvel = self.object:getvelocity()
 	local goal = vector.multiply(self.direction,self.speed)
 	local acceleration = vector.new(goal.x-currentvel.x,0,goal.z-currentvel.z)
@@ -29,6 +31,25 @@ pig.move = function(self,dtime)
 	self.object:add_velocity(acceleration)
 end
 
+
+local get_group = minetest.get_node_group
+local get_node = minetest.get_node
+pig.hurt_inside = function(self,dtime)
+	if self.hp > 0 and self.hurt_inside_timer <= 0 then
+		local pos = self.object:getpos()
+		local hurty = get_group(get_node(pos).name, "hurt_inside")
+		if hurty > 0 then
+			self.object:punch(self.object, 2, 
+				{
+				full_punch_interval=1.5,
+				damage_groups = {damage=hurty},
+			})
+		end
+	else
+		self.hurt_inside_timer = self.hurt_inside_timer - dtime
+	end
+end
+
 --use raycasting to jump
 pig.jump = function(self)
 	if self.jump_timer <= 0 then

mods/mob/pig/piginit.lua

@@ -22,6 +22,7 @@ pig.hp = 10
 pig.speed = 5
 pig.jump_timer = 0
 
+pig.hurt_inside_timer = 0
 pig.death_animation_timer = 0
 pig.dead = false
 

mods/mob/slime/interaction_code.lua

@@ -61,7 +61,7 @@ slime.on_punch = function(self, puncher, time_from_last_punch, tool_capabilities
 	
 	local hp = hp-hurt
 	
-	if (self.punched_timer <= 0 and hp > 1) or puncher == self.object then
+	if (self.punched_timer <= 0 and hp > 1) then
 		self.hostile = true
 		self.hostile_timer = 20
 		self.punched_timer = 0.8

mods/mob/slime/movement_code.lua

@@ -21,7 +21,8 @@ slime.move = function(self,dtime)
 		self.speed = math.random(0,6)
 		--self.object:set_yaw(yaw)
 	end
-	
+
+	self.hurt_inside(self,dtime)	
 	
 	local currentvel = self.object:getvelocity()
 	if currentvel.y ~= 0 then
@@ -32,6 +33,25 @@ slime.move = function(self,dtime)
 	end
 end
 
+
+local get_group = minetest.get_node_group
+local get_node = minetest.get_node
+slime.hurt_inside = function(self,dtime)
+	if self.hp > 0 and self.hurt_inside_timer <= 0 then
+		local pos = self.object:getpos()
+		local hurty = get_group(get_node(pos).name, "hurt_inside")
+		if hurty > 0 then
+			self.object:punch(self.object, 2, 
+				{
+				full_punch_interval=1.5,
+				damage_groups = {damage=hurty},
+			})
+		end
+	else
+		self.hurt_inside_timer = self.hurt_inside_timer - dtime
+	end
+end
+
 --use raycasting to jump
 slime.jump = function(self)
 	local vel = self.object:get_velocity()

mods/mob/slime/slimeinit.lua

@@ -22,6 +22,7 @@ slime.hp = 10
 slime.speed = 5
 slime.jump_timer = 0
 
+slime.hurt_inside_timer = 0
 slime.death_animation_timer = 0
 slime.dead = false