huehuehue

local wibox = require("wibox")
local awful = require("awful")

batterywidget = wibox.widget.textbox()
batterywidget:set_align("right")
batterywidget:set_text(" | Battery | ")
batterywidgettimer = timer({ timeout = 5 })
batterywidgettimer:connect_signal("timeout",
  function()
    fh = assert(io.popen("acpi | cut -d, -f 2 -", "r"))
    batterywidget:set_text(" B: " .. fh:read("*l") .. " | ")
    fh:close()
  end
)
batterywidgettimer:start()