vicious/mpd.lua

43 lines
1.1 KiB
Lua

---------------------------------------------------
-- Licensed under the GNU General Public License v2
-- * (c) 2009, Adrian C. <anrxc.sysphere.org>
-- * (c) Wicked, Lucas de Vries
---------------------------------------------------
-- {{{ Grab environment
local io = { popen = io.popen }
local setmetatable = setmetatable
local helpers = require("vicious.helpers")
local string = { find = string.find }
-- }}}
-- Mpd: provides the currently playing song in MPD
module("vicious.mpd")
-- {{{ MPD widget type
local function worker(format)
-- Get data from mpc
local f = io.popen("mpc")
local np = f:read("*line")
f:close()
-- Check if it's stopped, off or not installed
if np == nil
or (string.find(np, "MPD_HOST") or string.find(np, "volume:")) then
return {"Stopped"}
end
-- Sanitize the song name
local nowplaying = helpers.escape(np)
-- Don't abuse the wibox, truncate
nowplaying = helpers.truncate(nowplaying, 30)
return {nowplaying}
end
-- }}}
setmetatable(_M, { __call = function(_, ...) return worker(...) end })