use group:leather in recipe if mobs mod found

init.lua

@@ -11,19 +11,8 @@ Tweaked by TenPlus1 and Security improvements by Krock
 ]]--
 
 
--- translator check for backwards compatibility
-local S
-
-if minetest.get_translator then
-	S = minetest.get_translator("sfinv_bags")
-else
-	S = function(str, ...)
-		local args = {...}
-		return str:gsub("@%d+", function(match)
-			return args[tonumber(match:sub(2))]
-		end)
-	end
-end
+-- translation
+local S = minetest.get_translator("sfinv_bags")
 
 
 local function get_player_bag_stack(player, i)
@@ -68,8 +57,7 @@ local get_formspec = function(player, page)
 
 		if page == "bag" .. i then
 
-			local image = get_player_bag_stack(player, i)
-				:get_definition().inventory_image
+			local image = get_player_bag_stack(player, i):get_definition().inventory_image
 
 			return "size[8,9]"
 				.. "list[current_player;bag" .. i .. "contents;0,0;8,4;]"
@@ -288,13 +276,11 @@ minetest.register_tool(":bags:trolley", {
 local item1 = "group:wood"
 local item2 = "group:stick"
 
--- use leather if mobs redo found
-if minetest.get_modpath("mobs") then
-	item1 = "mobs:leather"
-
-	-- use leather if petz found
-elseif minetest.get_modpath("petz") then
-	item1 = "petz:leather"
+-- use leather if a mobs mod is found
+if minetest.get_modpath("mobs")
+or minetest.get_modpath("petz")
+or minetest.get_modpath("mesecraft_mobs") then
+	item1 = "group:leather"
 end
 
 -- use string if farming found

locale/sfinv_bags.es.tr

@@ -1,8 +1,4 @@
 # textdomain: sfinv_bags
-# author: NathanielFreeman
-
-### init.lua ###
-
 Bag=Bolsa
 Main=Bolsas
 Bags=Bolsas

mod.conf

@@ -1,4 +1,4 @@
 name = sfinv_bags
+description = Add a Bags tab to your inventory with craftable bags for additional inventory space.
 depends = sfinv
-optional_depends =
-description = Adds a BAGS tab to your inventory and lets you craft different sized bags to place into each slot for additional inventory space.
+min_minetest_version = 5.0