Make spider only hostile at night, and when punched or following during day

mods/mob/api/api_hook.lua

@@ -55,7 +55,13 @@ mob_register.death_animation_timer = 0
 mob_register.dead = false
 
 mob_register.mob = true
+
 mob_register.hostile = def.hostile
+if def.friendly_in_daylight == true then
+	mob_register.friendly_in_daylight = def.friendly_in_daylight
+	mob_register.friendly_in_daylight_timer = 0
+end
+
 mob_register.hostile_cooldown = def.hostile_cooldown
 
 mob_register.hostile_timer = 0
@@ -153,6 +159,10 @@ mob_register.on_step = function(self, dtime,moveresult)
 			self.look_around(self,dtime)
 		end
 		
+		if self.handle_friendly_in_daylight_timer then
+			self.handle_friendly_in_daylight_timer(self,dtime)
+		end
+
 		self.manage_punch_timer(self,dtime)
 	else
 		self.manage_death_animation(self,dtime)

mods/mob/api/data_handling.lua

@@ -64,7 +64,7 @@ mobs.create_data_handling_functions = function(def,mob_register)
 		--animation on the mob's body
 		
 		--we add in items we want to see in this list
-		local debug_items = {"hostile"}
+		local debug_items = {"hostile","hostile_timer"}
 		local text = ""
 		for _,item in pairs(debug_items) do
 			if self[item] ~= nil then

mods/mob/api/timers.lua

@@ -63,6 +63,23 @@ mobs.create_timer_functions = function(def,mob_register)
 		self.projectile_timer = self.projectile_timer - dtime
 	end
 
+	if def.friendly_in_daylight then
+		mob_register.handle_friendly_in_daylight_timer = function(self,dtime)
+			self.friendly_in_daylight_timer = self.friendly_in_daylight_timer + dtime
+			if self.friendly_in_daylight_timer >= 2 then
+				self.friendly_in_daylight_timer = 0
+				local pos = self.object:get_pos()
+				if minetest.get_node_light(pos) >= 13 then --1 greater than torch light
+					if self.following == false then
+						self.hostile = false
+					end
+				else
+					self.hostile = true
+				end
+			end
+		end
+	end
+
 	--this stops the pig from flying into the air
 	mob_register.manage_jump_timer = function(self,dtime)
 		if self.jump_timer > 0 then

mods/mob/init.lua

@@ -669,7 +669,8 @@ mobs.register_mob(
 	 
 	 
 	 hostile = true,
-	 attacked_hostile = false,
+	 friendly_in_daylight = true,
+	 attacked_hostile = true,
 	 attack_type = "punch",
 	 group_attack = true,
 	 --explosion_radius = 4, -- how far away the mob has to be to initialize the explosion