root/luci/trunk/applications/luci-minidlna/luasrc/controller/minidlna.lua @ 8658

--[[
LuCI - Lua Configuration Interface - miniDLNA support

Copyright 2012 Gabor Juhos <juhosg@openwrt.org>

Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at

    http://www.apache.org/licenses/LICENSE-2.0

$Id$
]]--

module("luci.controller.minidlna", package.seeall)

function index()
    if not nixio.fs.access("/etc/config/minidlna") then
        return
    end

    local page

    page = entry({"admin", "services", "minidlna"}, cbi("minidlna"), _("miniDLNA"))
    page.i18n = "minidlna"
    page.dependent = true

    entry({"admin", "services", "minidlna_status"}, call("minidlna_status"))
end

function minidlna_status()
    local sys  = require "luci.sys"
    local uci  = require "luci.model.uci".cursor()
    local port = tonumber(uci:get_first("minidlna", "minidlna", "port"))

    local status = {
        running = (sys.call("pidof minidlna >/dev/null") == 0),
        audio   = 0,
        video   = 0,
        image   = 0
    }

    if status.running then
        local fd = sys.httpget("http://127.0.0.1:%d/" % (port or 8200), true)
        if fd then
            local html = fd:read("*a")
            if html then
                status.audio = (tonumber(html:match("Audio files: (%d+)")) or 0)
                status.video = (tonumber(html:match("Video files: (%d+)")) or 0)
                status.image = (tonumber(html:match("Image files: (%d+)")) or 0)
            end
            fd:close()
        end
    end

    luci.http.prepare_content("application/json")
    luci.http.write_json(status)
end