diff options
Diffstat (limited to 'mpd.lua')
| -rw-r--r-- | mpd.lua | 58 |
1 files changed, 35 insertions, 23 deletions
@@ -1,46 +1,58 @@ --------------------------------------------------- -- Licensed under the GNU General Public License v2 -- * (c) 2010, Adrian C. <anrxc@sysphere.org> --- * (c) 2009, Lucas de Vries <lucas@glacicle.com> --------------------------------------------------- -- {{{ Grab environment -local type = type +local tonumber = tonumber local io = { popen = io.popen } local setmetatable = setmetatable -local string = { find = string.find } +local string = { gmatch = string.gmatch } local helpers = require("vicious.helpers") -- }}} --- Mpd: provides the currently playing song in MPD +-- Mpd: provides Music Player Daemon information module("vicious.mpd") -- {{{ MPD widget type local function worker(format, warg) - -- Get data from mpc - local f = io.popen("mpc") - local np = f:read("*line") - f:close() - - -- Not installed, - if np == nil or -- off or stoppped. - (string.find(np, "MPD_HOST") or string.find(np, "volume:")) - then - return {"Stopped"} - end - - -- Check if we should scroll, or maybe truncate - if warg then - if type(warg) == "table" then - np = helpers.scroll(np, warg[1], warg[2]) - else - np = helpers.truncate(np, warg) + local mpd_state = { + ["{volume}"] = 0, + ["{state}"] = "N/A", + ["{Artist}"] = "N/A", + ["{Title}"] = "N/A", + ["{Album}"] = "N/A", + ["{Genre}"] = "N/A" + } + + -- Fallback to MPD defaults + local pass = warg and warg[1] or "\"\"" + local host = warg and warg[2] or "127.0.0.1" + local port = warg and warg[3] or "6600" + + -- Construct MPD client options + local mpdh = "telnet://"..host..":"..port + local echo = "echo 'password "..pass.."\nstatus\ncurrentsong\nclose'" + + -- Get data from MPD server + local f = io.popen(echo.." | curl --connect-timeout 1 -fsm 3 "..mpdh) + + for line in f:lines() do + for k, v in string.gmatch(line, "([%w]+):[%s](.*)$") do + if k == "volume" then mpd_state["{"..k.."}"] = v and tonumber(v) + elseif k == "state" then mpd_state["{"..k.."}"] = helpers.capitalize(v) + elseif k == "Artist" then mpd_state["{"..k.."}"] = helpers.escape(v) + elseif k == "Title" then mpd_state["{"..k.."}"] = helpers.escape(v) + elseif k == "Album" then mpd_state["{"..k.."}"] = helpers.escape(v) + elseif k == "Genre" then mpd_state["{"..k.."}"] = helpers.escape(v) + end end end + f:close() - return {helpers.escape(np)} + return mpd_state end -- }}} |