applications/luci-app-minidlna/luasrc/controller/minidlna.lua

   1 --[[
   2 LuCI - Lua Configuration Interface - miniDLNA support
   3
   4 Copyright 2012 Gabor Juhos <juhosg@openwrt.org>
   5
   6 Licensed under the Apache License, Version 2.0 (the "License");
   7 you may not use this file except in compliance with the License.
   8 You may obtain a copy of the License at
   9
  10         http://www.apache.org/licenses/LICENSE-2.0
  11
  12 $Id$
  13 ]]--
  14
  15 module("luci.controller.minidlna", package.seeall)
  16
  17 function index()
  18         if not nixio.fs.access("/etc/config/minidlna") then
  19                 return
  20         end
  21
  22         local page
  23
  24         page = entry({"admin", "services", "minidlna"}, cbi("minidlna"), _("miniDLNA"))
  25         page.dependent = true
  26
  27         entry({"admin", "services", "minidlna_status"}, call("minidlna_status"))
  28 end
  29
  30 function minidlna_status()
  31         local sys  = require "luci.sys"
  32         local uci  = require "luci.model.uci".cursor()
  33         local port = tonumber(uci:get_first("minidlna", "minidlna", "port"))
  34
  35         local status = {
  36                 running = (sys.call("pidof minidlna >/dev/null") == 0),
  37                 audio   = 0,
  38                 video   = 0,
  39                 image   = 0
  40         }
  41
  42         if status.running then
  43                 local fd = sys.httpget("http://127.0.0.1:%d/" % (port or 8200), true)
  44                 if fd then
  45                         local html = fd:read("*a")
  46                         if html then
  47                                 status.audio = (tonumber(html:match("Audio files</td><td>(%d+)")) or 0)
  48                                 status.video = (tonumber(html:match("Video files</td><td>(%d+)")) or 0)
  49                                 status.image = (tonumber(html:match("Image files</td><td>(%d+)")) or 0)
  50                         end
  51                         fd:close()
  52                 end
  53         end
  54
  55         luci.http.prepare_content("application/json")
  56         luci.http.write_json(status)
  57 end