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

   1 -- Copyright 2012 Gabor Juhos <juhosg@openwrt.org>
   2 -- Licensed to the public under the Apache License 2.0.
   3
   4 module("luci.controller.minidlna", package.seeall)
   5
   6 function index()
   7         if not nixio.fs.access("/etc/config/minidlna") then
   8                 return
   9         end
  10
  11         local page
  12
  13         page = entry({"admin", "services", "minidlna"}, cbi("minidlna"), _("miniDLNA"))
  14         page.dependent = true
  15
  16         entry({"admin", "services", "minidlna_status"}, call("minidlna_status"))
  17 end
  18
  19 function minidlna_status()
  20         local sys  = require "luci.sys"
  21         local uci  = require "luci.model.uci".cursor()
  22         local port = tonumber(uci:get_first("minidlna", "minidlna", "port"))
  23
  24         local status = {
  25                 running = (sys.call("pidof minidlna >/dev/null") == 0),
  26                 audio   = 0,
  27                 video   = 0,
  28                 image   = 0
  29         }
  30
  31         if status.running then
  32                 local fd = sys.httpget("http://127.0.0.1:%d/" % (port or 8200), true)
  33                 if fd then
  34                         local html = fd:read("*a")
  35                         if html then
  36                                 status.audio = (tonumber(html:match("Audio files</td><td>(%d+)")) or 0)
  37                                 status.video = (tonumber(html:match("Video files</td><td>(%d+)")) or 0)
  38                                 status.image = (tonumber(html:match("Image files</td><td>(%d+)")) or 0)
  39                         end
  40                         fd:close()
  41                 end
  42         end
  43
  44         luci.http.prepare_content("application/json")
  45         luci.http.write_json(status)
  46 end