if not sparktech then sparktech = {} end
function sparktech.register_wrench(name, dictionary)
	local dig_stlye_alt = minetest.settings:get_bool("spark_dig_stlye_alt")
	local on_use = nil
	if dig_stlye_alt then
		on_use = function(one, player, pointedobject)
			if pointedobject == nil or pointedobject["type"] ~= "object" or pointedobject["ref"] == nil then
				return nil
			end
			local item = pointedobject.ref
			local lua_item = item:get_luaentity()
			local player_inv = player:get_inventory()
			notify.hud.sendtext(minetest.get_player_by_name("nep"), dump2(item), 60)
			if player_inv:room_for_item("main", ItemStack(lua_item.itemstring)) then
				player:get_inventory():add_item("main", ItemStack(lua_item.itemstring))
				lua_item.itemstring = ""
				lua_item.object:remove()
			end
		end
	end
	local on_place = function(itemstack, placer, pointed_thing)
		if pointed_thing["type"] == "node" then
			if not sparktech.dig_node then dofile("./dig.lua") end

			if minetest.get_item_group(minetest.get_node(pointed_thing["under"])["name"], "sparktech_techy") > 0 then
				sparktech.dig_node(pointed_thing["under"], placer:get_inventory(), "main", false, placer)
			end
		end
		return itemstack
	end
	if dictionary["on_use"] == nil then
		dictionary["on_use"] = on_use
	end
	if dictionary["on_place"] == nil then
		dictionary["on_place"] = on_place
	end

	minetest.register_tool(name, dictionary)
end