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	* Unused variables * Unused values (assigned to variables, but overwritten before use) * Defining already defined variables instead of reassigning to them.
		
			
				
	
	
		
			250 lines
		
	
	
		
			6.6 KiB
		
	
	
	
		
			Lua
		
	
	
	
	
	
			
		
		
	
	
			250 lines
		
	
	
		
			6.6 KiB
		
	
	
	
		
			Lua
		
	
	
	
	
	
| -- mods/default/craftitems.lua
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| 
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| minetest.register_craftitem("default:stick", {
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| 	description = "Stick",
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| 	inventory_image = "default_stick.png",
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| 	groups = {stick = 1},
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| })
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| 
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| minetest.register_craftitem("default:paper", {
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| 	description = "Paper",
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| 	inventory_image = "default_paper.png",
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| })
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| 
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| local lpp = 14 -- Lines per book's page
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| local function book_on_use(itemstack, user)
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| 	local player_name = user:get_player_name()
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| 	local data = minetest.deserialize(itemstack:get_metadata())
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| 	local title, text, owner = "", "", player_name
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| 	local page, page_max, lines, string = 1, 1, {}, ""
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| 
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| 	if data then
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| 		title = data.title
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| 		text = data.text
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| 		owner = data.owner
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| 
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| 		for str in (text .. "\n"):gmatch("([^\n]*)[\n]") do
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| 			lines[#lines+1] = str
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| 		end
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| 
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| 		if data.page then
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| 			page = data.page
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| 			page_max = data.page_max
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| 
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| 			for i = ((lpp * page) - lpp) + 1, lpp * page do
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| 				if not lines[i] then break end
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| 				string = string .. lines[i] .. "\n"
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| 			end
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| 		end
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| 	end
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| 
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| 	local formspec
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| 	if owner == player_name then
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| 		formspec = "size[8,8]" .. default.gui_bg ..
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| 			default.gui_bg_img ..
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| 			"field[0.5,1;7.5,0;title;Title:;" ..
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| 				minetest.formspec_escape(title) .. "]" ..
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| 			"textarea[0.5,1.5;7.5,7;text;Contents:;" ..
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| 				minetest.formspec_escape(text) .. "]" ..
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| 			"button_exit[2.5,7.5;3,1;save;Save]"
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| 	else
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| 		formspec = "size[8,8]" .. default.gui_bg ..
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| 			default.gui_bg_img ..
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| 			"label[0.5,0.5;by " .. owner .. "]" ..
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| 			"tablecolumns[color;text]" ..
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| 			"tableoptions[background=#00000000;highlight=#00000000;border=false]" ..
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| 			"table[0.4,0;7,0.5;title;#FFFF00," .. minetest.formspec_escape(title) .. "]" ..
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| 			"textarea[0.5,1.5;7.5,7;;" ..
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| 				minetest.formspec_escape(string ~= "" and string or text) .. ";]" ..
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| 			"button[2.4,7.6;0.8,0.8;book_prev;<]" ..
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| 			"label[3.2,7.7;Page " .. page .. " of " .. page_max .. "]" ..
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| 			"button[4.9,7.6;0.8,0.8;book_next;>]"
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| 	end
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| 
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| 	minetest.show_formspec(player_name, "default:book", formspec)
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| end
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| 
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| minetest.register_on_player_receive_fields(function(player, formname, fields)
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| 	if formname ~= "default:book" then return end
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| 	local inv = player:get_inventory()
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| 	local stack = player:get_wielded_item()
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| 
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| 	if fields.save and fields.title ~= "" and fields.text ~= "" then
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| 		local new_stack, data
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| 		if stack:get_name() ~= "default:book_written" then
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| 			local count = stack:get_count()
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| 			if count == 1 then
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| 				stack:set_name("default:book_written")
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| 			else
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| 				stack:set_count(count - 1)
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| 				new_stack = ItemStack("default:book_written")
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| 			end
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| 		else
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| 			data = minetest.deserialize(stack:get_metadata())
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| 		end
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| 
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| 		if not data then data = {} end
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| 		data.title = fields.title
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| 		data.text = fields.text
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| 		data.text_len = #data.text
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| 		data.page = 1
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| 		data.page_max = math.ceil((#data.text:gsub("[^\n]", "") + 1) / lpp)
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| 		data.owner = player:get_player_name()
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| 		local data_str = minetest.serialize(data)
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| 
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| 		if new_stack then
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| 			new_stack:set_metadata(data_str)
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| 			if inv:room_for_item("main", new_stack) then
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| 				inv:add_item("main", new_stack)
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| 			else
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| 				minetest.add_item(player:getpos(), new_stack)
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| 			end
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| 		else
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| 			stack:set_metadata(data_str)
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| 		end
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| 
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| 	elseif fields.book_next or fields.book_prev then
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| 		local data = minetest.deserialize(stack:get_metadata())
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| 		if not data.page then return end
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| 
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| 		if fields.book_next then
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| 			data.page = data.page + 1
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| 			if data.page > data.page_max then
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| 				data.page = 1
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| 			end
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| 		else
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| 			data.page = data.page - 1
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| 			if data.page == 0 then
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| 				data.page = data.page_max
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| 			end
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| 		end
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| 
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| 		local data_str = minetest.serialize(data)
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| 		stack:set_metadata(data_str)
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| 		book_on_use(stack, player)
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| 	end
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| 
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| 	player:set_wielded_item(stack)
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| end)
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| 
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| minetest.register_craftitem("default:book", {
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| 	description = "Book",
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| 	inventory_image = "default_book.png",
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| 	groups = {book = 1},
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| 	on_use = book_on_use,
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| })
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| 
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| minetest.register_craftitem("default:book_written", {
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| 	description = "Book With Text",
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| 	inventory_image = "default_book_written.png",
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| 	groups = {book = 1, not_in_creative_inventory = 1},
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| 	stack_max = 1,
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| 	on_use = book_on_use,
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| })
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| 
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| minetest.register_craft({
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| 	type = "shapeless",
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| 	output = "default:book_written",
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| 	recipe = {"default:book", "default:book_written"}
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| })
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| 
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| minetest.register_on_craft(function(itemstack, player, old_craft_grid, craft_inv)
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| 	if itemstack:get_name() ~= "default:book_written" then
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| 		return
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| 	end
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| 
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| 	local original
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| 	local index
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| 	for i = 1, player:get_inventory():get_size("craft") do
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| 		if old_craft_grid[i]:get_name() == "default:book_written" then
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| 			original = old_craft_grid[i]
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| 			index = i
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| 		end
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| 	end
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| 	if not original then
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| 		return
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| 	end
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| 	local copymeta = original:get_metadata()
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| 	-- copy of the book held by player's mouse cursor
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| 	itemstack:set_metadata(copymeta)
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| 	-- put the book with metadata back in the craft grid
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| 	craft_inv:set_stack("craft", index, original)
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| end)
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| 
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| minetest.register_craftitem("default:coal_lump", {
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| 	description = "Coal Lump",
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| 	inventory_image = "default_coal_lump.png",
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| 	groups = {coal = 1}
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| })
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| 
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| minetest.register_craftitem("default:iron_lump", {
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| 	description = "Iron Lump",
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| 	inventory_image = "default_iron_lump.png",
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| })
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| 
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| minetest.register_craftitem("default:copper_lump", {
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| 	description = "Copper Lump",
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| 	inventory_image = "default_copper_lump.png",
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| })
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| 
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| minetest.register_craftitem("default:mese_crystal", {
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| 	description = "Mese Crystal",
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| 	inventory_image = "default_mese_crystal.png",
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| })
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| 
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| minetest.register_craftitem("default:gold_lump", {
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| 	description = "Gold Lump",
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| 	inventory_image = "default_gold_lump.png",
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| })
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| 
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| minetest.register_craftitem("default:diamond", {
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| 	description = "Diamond",
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| 	inventory_image = "default_diamond.png",
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| })
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| 
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| minetest.register_craftitem("default:clay_lump", {
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| 	description = "Clay Lump",
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| 	inventory_image = "default_clay_lump.png",
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| })
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| 
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| minetest.register_craftitem("default:steel_ingot", {
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| 	description = "Steel Ingot",
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| 	inventory_image = "default_steel_ingot.png",
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| })
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| 
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| minetest.register_craftitem("default:copper_ingot", {
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| 	description = "Copper Ingot",
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| 	inventory_image = "default_copper_ingot.png",
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| })
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| 
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| minetest.register_craftitem("default:bronze_ingot", {
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| 	description = "Bronze Ingot",
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| 	inventory_image = "default_bronze_ingot.png",
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| })
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| 
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| minetest.register_craftitem("default:gold_ingot", {
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| 	description = "Gold Ingot",
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| 	inventory_image = "default_gold_ingot.png"
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| })
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| 
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| minetest.register_craftitem("default:mese_crystal_fragment", {
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| 	description = "Mese Crystal Fragment",
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| 	inventory_image = "default_mese_crystal_fragment.png",
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| })
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| 
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| minetest.register_craftitem("default:clay_brick", {
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| 	description = "Clay Brick",
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| 	inventory_image = "default_clay_brick.png",
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| })
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| 
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| minetest.register_craftitem("default:obsidian_shard", {
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| 	description = "Obsidian Shard",
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| 	inventory_image = "default_obsidian_shard.png",
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| })
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| 
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| minetest.register_craftitem("default:flint", {
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| 	description = "Flint",
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| 	inventory_image = "default_flint.png"
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| })
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| 
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