Add recipe list. Correct tesseract labels.

recipe_list.lua

@@ -0,0 +1,56 @@
+local original_register_craft = minetest.register_craft
+local craft_list = {}
+
+minetest.register_craft = function(recipe)
+	craft_list[#craft_list+1] = recipe
+	original_register_craft(recipe)
+end
+
+local function get_name(inp)
+	inp = string.gsub(inp, ' [0-9]$', '')
+	local item = minetest.registered_items[inp]
+	if item and item.description then
+		return item.description
+	end
+	return inp
+end
+
+fun_caves.print_recipes = function()
+	--print(dump(recipe))
+	table.sort(craft_list, function(a, b)
+		if a.output and b.output and a.output < b.output then
+			return true
+		end
+	end)
+	for _, recipe in pairs(craft_list) do
+		if recipe.type == 'cooking' then
+			local input = get_name(recipe.recipe)
+			local output = get_name(recipe.output)
+			print('Cook '..input..' to produce '..output..'.')
+		elseif recipe.type == 'shapeless' then
+			local inputs = {}
+			for _, input in pairs(recipe.recipe) do
+				inputs[#inputs+1] = get_name(input)
+			end
+			local output = get_name(recipe.output)
+			print('Combine '..table.concat(inputs, ', ')..' to produce '..output..'.')
+		elseif recipe.type == 'fuel' then
+			-- nop
+		else
+			local output = get_name(recipe.output)
+			print('Combine the following to produce '..output..':')
+			for _, line in pairs(recipe.recipe) do
+				local out = {}
+				for _, input in pairs(line) do
+					input = get_name(input)
+					if input == '' then
+						input = '[empty]'
+					end
+					out[#out+1] = input
+				end
+				print('  '..table.concat(out, ', '))
+			end
+		end
+		print()
+	end
+end