64 lines
1.9 KiB
Lua
64 lines
1.9 KiB
Lua
-- contrib/mpc_all.lua
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-- Copyright (C) 2009 Lucas de Vries <lucas@glacicle.com>
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-- Copyright (C) 2010 Adrian C. <anrxc@sysphere.org>
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-- Copyright (C) 2017 Jörg Thalheim <joerg@higgsboson.tk>
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-- Copyright (C) 2018 Nguyễn Gia Phong <vn.mcsinyx@gmail.com>
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--
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-- This file is part of Vicious.
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--
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-- Vicious is free software: you can redistribute it and/or modify
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-- it under the terms of the GNU General Public License as
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-- published by the Free Software Foundation, either version 2 of the
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-- License, or (at your option) any later version.
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--
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-- Vicious is distributed in the hope that it will be useful,
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-- but WITHOUT ANY WARRANTY; without even the implied warranty of
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-- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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-- GNU General Public License for more details.
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--
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-- You should have received a copy of the GNU General Public License
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-- along with Vicious. If not, see <https://www.gnu.org/licenses/>.
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-- {{{ Grab environment
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local type = type
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local io = { popen = io.popen }
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local setmetatable = setmetatable
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local string = { find = string.find }
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local helpers = require("vicious.helpers")
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-- }}}
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-- Mpc: provides the currently playing song in MPD
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-- vicious.contrib.mpc
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local mpc_all = {}
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-- {{{ MPC widget type
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local function worker(format, warg)
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-- Get data from mpd
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local f = io.popen("mpc")
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local np = f:read("*line")
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f:close()
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-- Not installed,
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if np == nil or -- off or stoppped.
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(string.find(np, "MPD_HOST") or string.find(np, "volume:"))
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then
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return {"Stopped"}
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end
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-- Check if we should scroll, or maybe truncate
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if warg then
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if type(warg) == "table" then
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np = helpers.scroll(np, warg[1], warg[2])
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else
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np = helpers.truncate(np, warg)
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end
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end
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return {np}
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end
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-- }}}
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return setmetatable(mpc_all, { __call = function(_, ...) return worker(...) end })
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