separate food /non-food items from crop files, tidy code

crops/corn.lua

@@ -4,116 +4,25 @@
 	http://www.minecraftforum.net/forums/mapping-and-modding/minecraft-mods/wip-mods/1440575-1-2-5-generation-minecraft-beta-1-2-farming-and
 ]]
 
-local S = farming.translate
-local a = farming.recipe_items
+local S = minetest.get_translator("farming")
+
+-- item/seed
 
--- corn
 minetest.register_craftitem("farming:corn", {
 	description = S("Corn"),
 	inventory_image = "farming_corn.png",
-	groups = {
-		compostability = 45, seed = 2, food_corn = 1
-	},
+	groups = {compostability = 45, seed = 2, food_corn = 1},
+	on_use = minetest.item_eat(3),
+
 	on_place = function(itemstack, placer, pointed_thing)
 		return farming.place_seed(itemstack, placer, pointed_thing, "farming:corn_1")
-	end,
-	on_use = minetest.item_eat(3)
+	end
 })
 
 farming.add_eatable("farming:corn", 3)
 
--- corn on the cob (texture by TenPlus1)
-minetest.register_craftitem("farming:corn_cob", {
-	description = S("Corn on the Cob"),
-	inventory_image = "farming_corn_cob.png",
-	groups = {compostability = 65, food_corn_cooked = 1},
-	on_use = minetest.item_eat(5)
-})
+-- crop definition
 
-farming.add_eatable("farming:corn_cob", 5)
-
-minetest.register_craft({
-	type = "cooking",
-	cooktime = 10,
-	output = "farming:corn_cob",
-	recipe = "group:food_corn"
-})
-
--- popcorn
-minetest.register_craftitem("farming:popcorn", {
-	description = S("Popcorn"),
-	inventory_image = "farming_popcorn.png",
-	groups = {compostability = 55, food_popcorn = 1},
-	on_use = minetest.item_eat(4)
-})
-
-farming.add_eatable("farming:popcorn", 4)
-
-minetest.register_craft({
-	output = "farming:popcorn",
-	recipe = {
-		{"group:food_oil", "group:food_corn", a.pot}
-	},
-	replacements = {
-		{"group:food_pot", "farming:pot"},
-		{"group:food_oil", "vessels:glass_bottle"}
-	}
-})
-
--- cornstarch
-minetest.register_craftitem("farming:cornstarch", {
-	description = S("Cornstarch"),
-	inventory_image = "farming_cornstarch.png",
-	groups = {food_cornstarch = 1, food_gelatin = 1, flammable = 2, compostability = 65}
-})
-
-minetest.register_craft({
-	output = "farming:cornstarch",
-	recipe = {
-		{a.mortar_pestle, "group:food_corn_cooked", a.baking_tray},
-		{"", "group:food_bowl", ""},
-	},
-	replacements = {
-		{"group:food_mortar_pestle", "farming:mortar_pestle"},
-		{"group:food_baking_tray", "farming:baking_tray"}
-	}
-})
-
--- ethanol (thanks to JKMurray for this idea)
-minetest.register_node("farming:bottle_ethanol", {
-	description = S("Bottle of Ethanol"),
-	drawtype = "plantlike",
-	tiles = {"farming_bottle_ethanol.png"},
-	inventory_image = "farming_bottle_ethanol.png",
-	wield_image = "farming_bottle_ethanol.png",
-	paramtype = "light",
-	is_ground_content = false,
-	walkable = false,
-	selection_box = {
-		type = "fixed",
-		fixed = {-0.25, -0.5, -0.25, 0.25, 0.3, 0.25}
-	},
-	groups = {vessel = 1, dig_immediate = 3, attached_node = 1},
-	sounds = farming.node_sound_glass_defaults()
-})
-
-minetest.register_craft( {
-	output = "farming:bottle_ethanol",
-	recipe = {
-		{"group:food_corn", "group:food_corn", "group:food_corn"},
-		{"group:food_corn", a.glass_bottle, "group:food_corn"},
-		{"group:food_corn", "group:food_corn", "group:food_corn"}
-	}
-})
-
-minetest.register_craft({
-	type = "fuel",
-	recipe = "farming:bottle_ethanol",
-	burntime = 80,
-	replacements = {{"farming:bottle_ethanol", a.glass_bottle}}
-})
-
--- corn definition
 local def = {
 	drawtype = "plantlike",
 	tiles = {"farming_corn_1.png"},
@@ -134,30 +43,37 @@ local def = {
 }
 
 -- stage 1
+
 minetest.register_node("farming:corn_1", table.copy(def))
 
 -- stage 2
+
 def.tiles = {"farming_corn_2.png"}
 minetest.register_node("farming:corn_2", table.copy(def))
 
 -- stage 3
+
 def.tiles = {"farming_corn_3.png"}
 minetest.register_node("farming:corn_3", table.copy(def))
 
 -- stage 4
+
 def.tiles = {"farming_corn_4.png"}
 minetest.register_node("farming:corn_4", table.copy(def))
 
 -- stage 5
+
 def.tiles = {"farming_corn_5.png"}
 minetest.register_node("farming:corn_5", table.copy(def))
 
 -- stage 6
+
 def.tiles = {"farming_corn_6.png"}
 def.visual_scale = 1.9
 minetest.register_node("farming:corn_6", table.copy(def))
 
 -- stage 7
+
 def.tiles = {"farming_corn_7.png"}
 def.drop = {
 	items = {
@@ -169,6 +85,7 @@ def.drop = {
 minetest.register_node("farming:corn_7", table.copy(def))
 
 -- stage 8 (final)
+
 def.tiles = {"farming_corn_8.png"}
 def.groups.growing = nil
 def.selection_box = farming.select_final
@@ -182,6 +99,7 @@ def.drop = {
 minetest.register_node("farming:corn_8", table.copy(def))
 
 -- add to registered_plants
+
 farming.registered_plants["farming:corn"] = {
 	crop = "farming:corn",
 	seed = "farming:corn",
@@ -191,6 +109,7 @@ farming.registered_plants["farming:corn"] = {
 }
 
 -- mapgen
+
 minetest.register_decoration({
 	deco_type = "simple",
 	place_on = {"default:dirt_with_grass", "mcl_core:dirt_with_grass"},