From df81e9e938e495278d446e0e31fb5b1987658941 Mon Sep 17 00:00:00 2001
From: Wuzzy <almikes@aol.com>
Date: Sat, 27 Jan 2018 06:52:26 +0100
Subject: [PATCH] Honor mobs_griefing setting to some extent

---
 ender_dragon.lua | 17 ++++++++++-------
 enderman.lua     |  5 +++++
 snowman.lua      |  5 +++++
 wither.lua       | 18 +++++++++++-------
 4 files changed, 31 insertions(+), 14 deletions(-)

diff --git a/ender_dragon.lua b/ender_dragon.lua
index 02d7e04..552dffd 100644
--- a/ender_dragon.lua
+++ b/ender_dragon.lua
@@ -96,6 +96,7 @@ mobs:register_mob("mobs_mc:enderdragon", {
 })
 
 
+local mobs_griefing = minetest.settings:get_bool("mobs_griefing") ~= false
 
 mobs:register_arrow("mobs_mc:roar_of_the_dragon2", {
 	visual = "sprite",
@@ -131,13 +132,15 @@ mobs:register_arrow("mobs_mc:roar_of_the_dragon2", {
 			end
 	    end
 
-		minetest.set_node(pos, {name="air"})
-		if math.random(1,2)==1 then
-			local dx = math.random(-1,1)
-			local dy = math.random(-1,1)
-			local dz = math.random(-1,1)
-			local p = {x=pos.x+dx, y=pos.y+dy, z=pos.z+dz}
-			minetest.set_node(p, {name="air"})
+		if mobs_griefing then
+			minetest.set_node(pos, {name="air"})
+			if math.random(1,2)==1 then
+				local dx = math.random(-1,1)
+				local dy = math.random(-1,1)
+				local dz = math.random(-1,1)
+				local p = {x=pos.x+dx, y=pos.y+dy, z=pos.z+dz}
+				minetest.set_node(p, {name="air"})
+			end
 		end
 	end
 })
diff --git a/enderman.lua b/enderman.lua
index f0294c5..1b60dac 100644
--- a/enderman.lua
+++ b/enderman.lua
@@ -161,6 +161,8 @@ local select_enderman_animation = function(animation_type)
 	end
 end
 
+local mobs_griefing = minetest.settings:get_bool("mobs_griefing") ~= false
+
 mobs:register_mob("mobs_mc:enderman", {
 	-- TODO: Make endermen attack when looked at
 	type = "animal",
@@ -194,6 +196,9 @@ mobs:register_mob("mobs_mc:enderman", {
 	animation = select_enderman_animation("normal"),
 	_taken_node = "",
 	do_custom = function(self, dtime)
+		if not mobs_griefing then
+			return
+		end
 		-- Take and put nodes
 		if not self._take_place_timer or not self._next_take_place_time then
 			self._take_place_timer = 0
diff --git a/snowman.lua b/snowman.lua
index 8756f5d..0f07a86 100644
--- a/snowman.lua
+++ b/snowman.lua
@@ -8,6 +8,8 @@ local MP = minetest.get_modpath(minetest.get_current_modname())
 local S, NS = dofile(MP.."/intllib.lua")
 local snow_trail_frequency = 0.5 -- Time in seconds for checking to add a new snow trail
 
+local mobs_griefing = minetest.settings:get_bool("mobs_griefing") ~= false
+
 mobs:register_mob("mobs_mc:snowman", {
 	type = "npc",
 	passive = true,
@@ -51,6 +53,9 @@ mobs:register_mob("mobs_mc:snowman", {
 	},
 	blood_amount = 0,
 	do_custom = function(self, dtime)
+		if not mobs_griefing then
+			return
+		end
 		-- Leave a trail of top snow behind.
 		-- This is done in do_custom instead of just using replace_what because with replace_what,
 		-- the top snop may end up floating in the air.
diff --git a/wither.lua b/wither.lua
index d6fe019..a29cbef 100644
--- a/wither.lua
+++ b/wither.lua
@@ -73,6 +73,8 @@ mobs:register_mob("mobs_mc:wither", {
 	blood_amount = 0,
 })
 
+local mobs_griefing = minetest.settings:get_bool("mobs_griefing") ~= false
+
 mobs:register_arrow("mobs_mc:roar_of_the_dragon", {
 	visual = "sprite",
 	visual_size = {x = 1, y = 1},
@@ -106,13 +108,15 @@ mobs:register_arrow("mobs_mc:roar_of_the_dragon", {
 			end
 	    end
 
-		minetest.set_node(pos, {name="air"})
-		if math.random(1,2)==1 then
-			local dx = math.random(-1,1)
-			local dy = math.random(-1,1)
-			local dz = math.random(-1,1)
-			local p = {x=pos.x+dx, y=pos.y+dy, z=pos.z+dz}
-			minetest.set_node(p, {name="air"})
+		if mobs_griefing then
+			minetest.set_node(pos, {name="air"})
+			if math.random(1,2)==1 then
+				local dx = math.random(-1,1)
+				local dy = math.random(-1,1)
+				local dz = math.random(-1,1)
+				local p = {x=pos.x+dx, y=pos.y+dy, z=pos.z+dz}
+				minetest.set_node(p, {name="air"})
+			end
 		end
 	end
 })