60 lines
1.9 KiB
Lua
60 lines
1.9 KiB
Lua
---------------------------------------------------
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-- Licensed under the GNU General Public License v2
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-- * (c) 2010, Adrian C. <anrxc@sysphere.org>
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---------------------------------------------------
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-- {{{ Grab environment
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local tonumber = tonumber
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local io = { popen = io.popen }
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local setmetatable = setmetatable
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local string = { gmatch = string.gmatch }
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local helpers = require("vicious.helpers")
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-- }}}
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-- Mpd: provides Music Player Daemon information
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module("vicious.widgets.mpd")
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-- {{{ MPD widget type
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local function worker(format, warg)
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local mpd_state = {
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["{volume}"] = 0,
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["{state}"] = "N/A",
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["{Artist}"] = "N/A",
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["{Title}"] = "N/A",
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["{Album}"] = "N/A",
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["{Genre}"] = "N/A"
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}
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-- Fallback to MPD defaults
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local pass = warg and warg[1] or "\"\""
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local host = warg and warg[2] or "127.0.0.1"
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local port = warg and warg[3] or "6600"
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-- Construct MPD client options
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local mpdh = "telnet://"..host..":"..port
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local echo = "echo 'password "..pass.."\nstatus\ncurrentsong\nclose'"
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-- Get data from MPD server
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local f = io.popen(echo.." | curl --connect-timeout 1 -fsm 3 "..mpdh)
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for line in f:lines() do
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for k, v in string.gmatch(line, "([%w]+):[%s](.*)$") do
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if k == "volume" then mpd_state["{"..k.."}"] = v and tonumber(v)
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elseif k == "state" then mpd_state["{"..k.."}"] = helpers.capitalize(v)
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elseif k == "Artist" then mpd_state["{"..k.."}"] = helpers.escape(v)
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elseif k == "Title" then mpd_state["{"..k.."}"] = helpers.escape(v)
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elseif k == "Album" then mpd_state["{"..k.."}"] = helpers.escape(v)
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elseif k == "Genre" then mpd_state["{"..k.."}"] = helpers.escape(v)
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end
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end
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end
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f:close()
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return mpd_state
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end
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-- }}}
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setmetatable(_M, { __call = function(_, ...) return worker(...) end })
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