centralize translation S code in init.lua to reduce the number of dofile

bananas.lua

@@ -1,11 +1,6 @@
--- Boilerplate to support localized strings if intllib mod is installed.
+-- main `S` code in init.lua
 local S
-if (minetest.get_modpath("intllib")) then
-	dofile(minetest.get_modpath("intllib").."/intllib.lua")
-	S = intllib.Getter(minetest.get_current_modname())
-else
-	S = function ( s ) return s end
-end
+S = farming.S
 
 minetest.register_node("farming_plus:banana_sapling", {
 	description = S("Banana Tree Sapling"),

carrots.lua

@@ -1,11 +1,6 @@
--- Boilerplate to support localized strings if intllib mod is installed.
+-- main `S` code in init.lua
 local S
-if (minetest.get_modpath("intllib")) then
-	dofile(minetest.get_modpath("intllib").."/intllib.lua")
-	S = intllib.Getter(minetest.get_current_modname())
-else
-	S = function ( s ) return s end
-end
+S = farming.S
 
 minetest.register_craftitem("farming_plus:carrot_seed", {
 	description = S("Carrot Seeds"),

cocoa.lua

@@ -1,11 +1,6 @@
--- Boilerplate to support localized strings if intllib mod is installed.
+-- main `S` code in init.lua
 local S
-if (minetest.get_modpath("intllib")) then
-	dofile(minetest.get_modpath("intllib").."/intllib.lua")
-	S = intllib.Getter(minetest.get_current_modname())
-else
-	S = function ( s ) return s end
-end
+S = farming.S
 
 minetest.register_node("farming_plus:cocoa_sapling", {
 	description = S("Cocoa Tree Sapling"),

init.lua

@@ -1,5 +1,13 @@
 farming.registered_plants = {}
 
+-- Boilerplate to support localized strings if intllib mod is installed.
+if (minetest.get_modpath("intllib")) then
+	dofile(minetest.get_modpath("intllib").."/intllib.lua")
+	farming.S = intllib.Getter(minetest.get_current_modname())
+else
+	farming.S = function ( s ) return s end
+end
+
 function farming:add_plant(full_grown, names, interval, chance)
 	minetest.register_abm({
 		nodenames = names,

oranges.lua

@@ -1,11 +1,6 @@
--- Boilerplate to support localized strings if intllib mod is installed.
+-- main `S` code in init.lua
 local S
-if (minetest.get_modpath("intllib")) then
-	dofile(minetest.get_modpath("intllib").."/intllib.lua")
-	S = intllib.Getter(minetest.get_current_modname())
-else
-	S = function ( s ) return s end
-end
+S = farming.S
 
 minetest.register_craftitem("farming_plus:orange_seed", {
 	description = S("Orange Seeds"),

potatoes.lua

@@ -1,11 +1,6 @@
--- Boilerplate to support localized strings if intllib mod is installed.
+-- main `S` code in init.lua
 local S
-if (minetest.get_modpath("intllib")) then
-	dofile(minetest.get_modpath("intllib").."/intllib.lua")
-	S = intllib.Getter(minetest.get_current_modname())
-else
-	S = function ( s ) return s end
-end
+S = farming.S
 
 minetest.register_craftitem("farming_plus:potato_seed", {
 	description = ("Potato Seeds"),

pumpkin.lua

@@ -1,11 +1,6 @@
--- Boilerplate to support localized strings if intllib mod is installed.
+-- main `S` code in init.lua
 local S
-if (minetest.get_modpath("intllib")) then
-	dofile(minetest.get_modpath("intllib").."/intllib.lua")
-	S = intllib.Getter(minetest.get_current_modname())
-else
-	S = function ( s ) return s end
-end
+S = farming.S
 
 minetest.register_craftitem(":farming:pumpkin_seed", {
 	description = S("Pumpkin Seed"),

rhubarb.lua

@@ -1,11 +1,6 @@
--- Boilerplate to support localized strings if intllib mod is installed.
+-- main `S` code in init.lua
 local S
-if (minetest.get_modpath("intllib")) then
-	dofile(minetest.get_modpath("intllib").."/intllib.lua")
-	S = intllib.Getter(minetest.get_current_modname())
-else
-	S = function ( s ) return s end
-end
+S = farming.S
 
 minetest.register_craftitem("farming_plus:rhubarb_seed", {
 	description = S("Rhubarb Seeds"),

strawberries.lua

@@ -1,11 +1,6 @@
--- Boilerplate to support localized strings if intllib mod is installed.
+-- main `S` code in init.lua
 local S
-if (minetest.get_modpath("intllib")) then
-	dofile(minetest.get_modpath("intllib").."/intllib.lua")
-	S = intllib.Getter(minetest.get_current_modname())
-else
-	S = function ( s ) return s end
-end
+S = farming.S
 
 minetest.register_craftitem("farming_plus:strawberry_seed", {
 	description = S("Strawberry Seeds"),

tomatoes.lua

@@ -1,11 +1,6 @@
--- Boilerplate to support localized strings if intllib mod is installed.
+-- main `S` code in init.lua
 local S
-if (minetest.get_modpath("intllib")) then
-	dofile(minetest.get_modpath("intllib").."/intllib.lua")
-	S = intllib.Getter(minetest.get_current_modname())
-else
-	S = function ( s ) return s end
-end
+S = farming.S
 
 minetest.register_craftitem("farming_plus:tomato_seed", {
 	description = S("Tomato Seeds"),

weed.lua

@@ -1,11 +1,6 @@
--- Boilerplate to support localized strings if intllib mod is installed.
+-- main `S` code in init.lua
 local S
-if (minetest.get_modpath("intllib")) then
-	dofile(minetest.get_modpath("intllib").."/intllib.lua")
-	S = intllib.Getter(minetest.get_current_modname())
-else
-	S = function ( s ) return s end
-end
+S = farming.S
 
 minetest.register_node(":farming:weed", {
 	description = S("Weed"),