Make undead mobs burn in sunlight instead of dealing damage directly

mods/ENTITIES/mcl_mobs/api.lua

@@ -1053,8 +1053,11 @@ local do_env_damage = function(self)
 	if mod_worlds then
 		_, dim = mcl_worlds.y_to_layer(pos.y)
 	end
-	if self.sunlight_damage ~= 0 and (minetest.get_node_light(pos) or 0) >= minetest.LIGHT_MAX and dim == "overworld" then
-		if deal_light_damage(self, pos, self.sunlight_damage) then
+	if (self.sunlight_damage ~= 0 or self.ignited_by_sunlight) and (minetest.get_node_light(pos) or 0) >= minetest.LIGHT_MAX and dim == "overworld" then
+		if self.ignited_by_sunlight then
+			mcl_burning.set_on_fire(self.object, 10, self.sunlight_damage or 1)
+		else
+			deal_light_damage(self, pos, self.sunlight_damage)
 			return true
 		end
 	end
@@ -3813,6 +3816,7 @@ minetest.register_entity(name, {
 	instant_death = def.instant_death or false,
 	fire_resistant = def.fire_resistant or false,
 	fire_damage_resistant = def.fire_damage_resistant or false,
+	ignited_by_sunlight = def.ignited_by_sunlight or false,
 	-- End of MCL2 extensions
 
 	on_spawn = def.on_spawn,

mods/ENTITIES/mcl_mobs/api.txt

@@ -251,6 +251,7 @@ functions needed for the mob to work properly which contains the following:
       'xp_max'        the maximum XP it drops on death (default: 0)
       'fire_resistant' If true, the mob can't burn
       'fire_damage_resistant' If true the mob will not take damage when burning
+      'ignited_by_sunlight' If true the mod will burn at daytime. (Takes sunlight_damage per second)
 
 
 

mods/ENTITIES/mobs_mc/skeleton+stray.lua

@@ -81,7 +81,7 @@ local skeleton = {
 		die_speed = 15,
 		die_loop = false,
 	},
-	sunlight_damage = 1,
+	ignited_by_sunlight = true,
 	view_range = 16,
 	fear_height = 4,
 	attack_type = "dogshoot",

mods/ENTITIES/mobs_mc/villager_zombie.lua

@@ -82,7 +82,8 @@ mobs:register_mob("mobs_mc:villager_zombie", {
 		run_start = 0,
         run_end = 20,
 	},
-	sunlight_damage = 1,
+	sunlight_damage = 2,
+	ignited_by_sunlight = true,
 	view_range = 16,
 	fear_height = 4,
 	harmed_by_heal = true,

mods/ENTITIES/mobs_mc/zombie.lua

@@ -85,6 +85,7 @@ local zombie = {
 		walk_start = 0,		walk_end = 40,
 		run_start = 0,		run_end = 40,
 	},
+	ignited_by_sunlight = true,
 	sunlight_damage = 2,
 	view_range = 16,
 	attack_type = "dogfight",
@@ -111,6 +112,7 @@ mobs:register_mob("mobs_mc:baby_zombie", baby_zombie)
 -- Desert variant of the zombie
 local husk = table.copy(zombie)
 husk.textures = {{"mobs_mc_husk.png"}}
+husk.ignited_by_sunlight = false
 husk.sunlight_damage = 0
 husk.drops = drops_common
 -- TODO: Husks avoid water