Don't show food particle without inv/wield img

mods/PLAYER/mcl_hunger/hunger.lua

@@ -80,7 +80,6 @@ function mcl_hunger.item_eat(hunger_change, replace_with_item, poisen, heal, sou
 
 			local pos = user:getpos()
 			pos.y = pos.y + item_drop_settings.player_collect_height
-			local texture  = minetest.registered_items[itemname].inventory_image
 			-- FIXME: Is this correct? o_O
 			minetest.add_item(pos, drop)
 			local foodtype = minetest.get_item_group(itemname, "food")
@@ -94,23 +93,29 @@ function mcl_hunger.item_eat(hunger_change, replace_with_item, poisen, heal, sou
 			else
 				-- Assume the item is a food
 				-- Add eat particle effect and sound
-				minetest.add_particlespawner({
+				local texture  = minetest.registered_items[itemname].inventory_image
-					amount = 20,
+				if not texture or texture == "" then
-					time = 0.1,
+					texture = minetest.registered_items[itemname].wield_image
-					minpos = {x=pos.x, y=pos.y, z=pos.z},
+				end
-					maxpos = {x=pos.x, y=pos.y, z=pos.z},
+				if texture and texture ~= "" then
-					minvel = {x=-1, y=1, z=-1},
+					minetest.add_particlespawner({
-					maxvel = {x=1, y=2, z=1},
+						amount = 20,
-					minacc = {x=0, y=-5, z=0},
+						time = 0.1,
-					maxacc = {x=0, y=-9, z=0},
+						minpos = {x=pos.x, y=pos.y, z=pos.z},
-					minexptime = 1,
+						maxpos = {x=pos.x, y=pos.y, z=pos.z},
-					maxexptime = 1,
+						minvel = {x=-1, y=1, z=-1},
-					minsize = 1,
+						maxvel = {x=1, y=2, z=1},
-					maxsize = 2,
+						minacc = {x=0, y=-5, z=0},
-					collisiondetection = true,
+						maxacc = {x=0, y=-9, z=0},
-					vertical = false,
+						minexptime = 1,
-					texture = texture,
+						maxexptime = 1,
-				})
+						minsize = 1,
+						maxsize = 2,
+						collisiondetection = true,
+						vertical = false,
+						texture = texture,
+					})
+				end
 				minetest.sound_play("mcl_hunger_bite", {
 					pos = pos,
 					max_hear_distance = 12,