From 8a08d27ee5bff46d23f6189a542bd593ddfe238b Mon Sep 17 00:00:00 2001
From: Brandon <bzoss@mit.edu>
Date: Fri, 26 Jun 2020 19:08:41 -0400
Subject: [PATCH] Fix potions to hit mobs.

---
 mods/ITEMS/mcl_potions/functions.lua | 17 +++++++++++++++++
 mods/ITEMS/mcl_potions/lingering.lua |  6 ++++--
 mods/ITEMS/mcl_potions/splash.lua    |  7 +++++--
 3 files changed, 26 insertions(+), 4 deletions(-)

diff --git a/mods/ITEMS/mcl_potions/functions.lua b/mods/ITEMS/mcl_potions/functions.lua
index f20c46ea..d78f2fbf 100644
--- a/mods/ITEMS/mcl_potions/functions.lua
+++ b/mods/ITEMS/mcl_potions/functions.lua
@@ -235,6 +235,23 @@ minetest.register_on_leaveplayer( function(player) _reset_player_effects(player)
 
 minetest.register_on_dieplayer( function(player) _reset_player_effects(player) end)
 
+function mcl_potions.is_obj_hit(self, pos)
+
+	for _,object in pairs(minetest.get_objects_inside_radius(pos, 1.1)) do
+
+		local entity = object:get_luaentity()
+
+		if entity and entity.name ~= self.object:get_luaentity().name then
+
+			if object:is_player() or entity._cmi_is_mob then return true end
+
+		end
+
+	end
+	return false
+end
+
+
 function mcl_potions.make_invisible(player, toggle)
 
 	if not player then return false end
diff --git a/mods/ITEMS/mcl_potions/lingering.lua b/mods/ITEMS/mcl_potions/lingering.lua
index 26b5c3c1..cd99e85b 100644
--- a/mods/ITEMS/mcl_potions/lingering.lua
+++ b/mods/ITEMS/mcl_potions/lingering.lua
@@ -19,7 +19,9 @@ local function register_lingering(name, descr, color, def)
             local obj = minetest.env:add_entity({x=pos.x+dir.x,y=pos.y+2+dir.y,z=pos.z+dir.z}, id.."_flying")
             obj:setvelocity({x=dir.x*velocity,y=dir.y*velocity,z=dir.z*velocity})
             obj:setacceleration({x=0, y=-9.8, z=0})
-            item:take_item()
+			if not minetest.settings:get_bool("creative_mode") then
+				item:take_item()
+			end
             return item
         end,
 				stack_max = 1,
@@ -38,7 +40,7 @@ local function register_lingering(name, descr, color, def)
           local n = node.name
 					local d = 2
 					local redux_map = {7/8,0.5,0.25}
-          if n ~= "air" then
+          if n ~= "air"  or mcl_potions.is_obj_hit(self, pos) then
 						minetest.sound_play("mcl_potions_breaking_glass", {pos = pos, max_hear_distance = 16, gain = 1})
 						minetest.add_particlespawner({
 														amount = 1000,
diff --git a/mods/ITEMS/mcl_potions/splash.lua b/mods/ITEMS/mcl_potions/splash.lua
index d1d2708d..4745881b 100644
--- a/mods/ITEMS/mcl_potions/splash.lua
+++ b/mods/ITEMS/mcl_potions/splash.lua
@@ -5,6 +5,7 @@ local splash_image = function(colorstring, opacity)
 	return "mcl_potions_splash_overlay.png^[colorize:"..colorstring..":"..tostring(opacity).."^mcl_potions_splash_bottle.png"
 end
 
+
 local function register_splash(name, descr, color, def)
 
     local id = "mcl_potions:"..name.."_splash"
@@ -18,7 +19,9 @@ local function register_splash(name, descr, color, def)
             local obj = minetest.env:add_entity({x=pos.x+dir.x,y=pos.y+2+dir.y,z=pos.z+dir.z}, id.."_flying")
             obj:set_velocity({x=dir.x*velocity,y=dir.y*velocity,z=dir.z*velocity})
             obj:set_acceleration({x=0, y=-9.8, z=0})
-            item:take_item()
+			if not minetest.settings:get_bool("creative_mode") then
+				item:take_item()
+			end
             return item
         end,
 				stack_max = 1,
@@ -37,7 +40,7 @@ local function register_splash(name, descr, color, def)
           local n = node.name
 					local d = 2
 					local redux_map = {7/8,0.5,0.25}
-          if n ~= "air" then
+          if n ~= "air"  or mcl_potions.is_obj_hit(self, pos) then
 						minetest.sound_play("mcl_potions_breaking_glass", {pos = pos, max_hear_distance = 16, gain = 1})
 						minetest.add_particlespawner({
 																				amount = 50,