-- Damit der "gelesen hacken" erscheint...
if msg.text then
mark_read (msg.from.print_name, ok_cb, false)
end

-- ggf. nur eine Rufnummer zulassen...
if msg.from.print_name ~= 'Steffen_Simmert' then
os.execute("/home/pi/tg/send_script ".. msg.from.print_name .." 'Ungueltige Berechtigung...'")
return
end
if (string.lower(msg.text) == 'uptime') then
local handle = io.popen("sudo python /home/pi/tg/tg_steuerung.py uptime")
local res = handle:read("*a")
handle:close()
os.execute("/home/pi/tg/send_script ".. msg.from.print_name .." '"..res.."' ")
--Alternativ:
--send_msg (msg.from.print_name, res)
return
elseif (string.lower(msg.text) == 'shutdown') then
local handle = io.popen("sudo python /home/pi/tg/tg_steuerung.py shutdown")
local res = handle:read("*a")
os.execute("/home/pi/tg/send_script "..msg.from.print_name.." '"..res.."' ")
handle:close()
return
elseif (string.lower(msg.text) == 'reboot') then
local handle = io.popen("sudo python /home/pi/tg/tg_steuerung.py reboot")
local res = handle:read("*a")
handle:close()
os.execute("/home/pi/tg/send_script ".. msg.from.print_name .." '"..res.."' ")
return
else
os.execute("/home/pi/tg/send_script ".. msg.from.print_name .." 'Fehler' ")
end
end

  do_notify (get_title (msg.from, msg.to), msg.text)


  if (msg.text == 'ping') then
    if (msg.to.id == our_id) then
      send_msg (msg.from.print_name, 'pong', ok_cb, false)
    else
      send_msg (msg.to.print_name, 'pong', ok_cb, false)
    end
    return
  end
  if (msg.text == 'PING') then
    if (msg.to.id == our_id) then
      fwd_msg (msg.from.print_name, msg.id, ok_cb, false)
    else
      fwd_msg (msg.to.print_name, msg.id, ok_cb, false)
    end
    return
  end
134 —> end