mtinfo/recipes.lua

function mtinfo.export_recipes()
	local data = {}

	for name in pairs(minetest.registered_items) do
		local recipes = minetest.get_all_craft_recipes(name)
		local export_recipes = {}

		if recipes then
			for _, recipe in ipairs(recipes) do
				local export_recipe = true
				for _, item in ipairs(recipe.items) do
					local is_group = item and string.sub(item, 6) == "group:"

					if not is_group then
						-- check not_in_creative_inventory group of item def
						local itemdef = minetest.registered_items[item]
						if itemdef and itemdef.groups and itemdef.groups.not_in_creative_inventory then
							export_recipe = false
						end
					end
				end

				if export_recipe then
					-- filter out moreblocks/stairs recipes (if the ingredient is not exported)
					table.insert(export_recipes, recipe)
				end

				data[name] = export_recipes
			end
		end
	end

	for recipe_type, entry in pairs(technic.recipes) do
		if entry.recipes then
			for name, recipe in pairs(entry.recipes) do
				local existing_recipes = data[name]
				if not existing_recipes then
					existing_recipes = {}
				end

				table.insert(existing_recipes, {
					type = recipe_type,
					method = recipe_type,
					items = recipe.input,
					output = recipe.output,
					time = recipe.time
				})

				data[name] = existing_recipes
			end
		end
	end


	mtinfo.export_json(mtinfo.basepath.."/data/recipes.js", data, "mtinfo.recipes")

end