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|
-- Music Player Daemon widget type
-- Copyright (C) 2010 Adrian C. <anrxc@sysphere.org>
-- Copyright (C) 2017,2019 mutlusun <mutlusun@github.com>
-- Copyright (C) 2018 Jörg Thalheim <joerg@thalheim.io>
-- Copyright (C) 2018-2019 Nguyễn Gia Phong <vn.mcsinyx@gmail.com>
-- Copyright (C) 2019 Juan Carlos Menonita <JuanKman94@users.noreply.github.com>
-- Copyright (C) 2019 Lorenzo Gaggini <lg@lgaggini.net>
--
-- This file is part of Vicious.
--
-- Vicious is free software: you can redistribute it and/or modify
-- it under the terms of the GNU General Public License as
-- published by the Free Software Foundation, either version 2 of the
-- License, or (at your option) any later version.
--
-- Vicious is distributed in the hope that it will be useful,
-- but WITHOUT ANY WARRANTY; without even the implied warranty of
-- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-- GNU General Public License for more details.
--
-- You should have received a copy of the GNU General Public License
-- along with Vicious. If not, see <https://www.gnu.org/licenses/>.
-- {{{ Grab environment
local tonumber = tonumber
local math = { floor = math.floor }
local type = type
local helpers = require"vicious.helpers"
local spawn = require"vicious.spawn"
-- }}}
-- Mpd: provides Music Player Daemon information
-- vicious.widgets.mpd
local mpd_all = {}
-- {{{ Return true if number is nonzero
local function cbool(number)
return type(number) == "number" and number ~= 0 or number
end
-- }}}
-- {{{ Format playing progress
local function format_progress(elapsed, duration)
local em, es = math.floor(elapsed / 60), math.floor(elapsed % 60)
local dm, ds = math.floor(duration / 60), math.floor(duration % 60)
if dm < 10 then
return ("%d:%02d"):format(em, es), ("%d:%02d"):format(dm, ds)
elseif dm < 60 then
return ("%02d:%02d"):format(em, es), ("%02d:%02d"):format(dm, ds)
end
local eh, dh = math.floor(em / 60), math.floor(dm / 60)
em, dm = math.floor(em % 60), math.floor(dm % 60)
if dm < 600 then
return ("%d:%02d:%02d"):format(eh, em, es),
("%d:%02d:%02d"):format(dh, dm, ds)
else
return ("%02d:%02d:%02d"):format(eh, em, es),
("%02d:%02d:%02d"):format(dh, dm, ds)
end
end
-- }}}
-- {{{ Format playing progress (percentage)
local function format_progress_percentage(elapsed, duration)
if duration > 0 then
local percentage = math.floor((elapsed / duration) * 100 + 0.5)
return ("%d%%"):format(percentage)
else
return("0%")
end
end
-- }}}
-- {{{ MPD widget type
function mpd_all.async(format, warg, callback)
-- Fallback values
local mpd_state = {
["{volume}"] = 0,
["{bitrate}"] = 0,
["{elapsed}"] = 0,
["{duration}"] = 0,
["{repeat}"] = false,
["{random}"] = false,
["{state}"] = "N/A",
["{Artist}"] = "N/A",
["{Title}"] = "N/A",
["{Album}"] = "N/A",
["{Genre}"] = "N/A",
--["{Name}"] = "N/A",
--["{file}"] = "N/A",
}
-- Construct MPD client options, fallback to defaults when necessary
local query = ("printf 'password %s\nstatus\ncurrentsong\nclose\n'"):format(
warg and (warg.password or warg[1]) or '""')
local connect = ("curl --connect-timeout 1 -fsm 3 telnet://%s:%s"):format(
warg and (warg.host or warg[2]) or "127.0.0.1",
warg and (warg.port or warg[3]) or "6600")
-- Get data from MPD server
spawn.with_line_callback_with_shell(query .. "|" .. connect, {
stdout = function (line)
for k, v in line:gmatch"([%w]+):[%s](.*)$" do
local key = "{" .. k .. "}"
if k == "volume" or k == "bitrate" or
k == "elapsed" or k == "duration" then
mpd_state[key] = v and tonumber(v)
elseif k == "repeat" or k == "random" then
mpd_state[key] = cbool(v)
elseif k == "state" then
mpd_state[key] = helpers.capitalize(v)
elseif k == "Artist" or k == "Title" or
--k == "Name" or k == "file" or
k == "Album" or k == "Genre" then
mpd_state[key] = v
end
end
end,
output_done = function ()
-- Formatted elapsed and duration
mpd_state["{Elapsed}"], mpd_state["{Duration}"] = format_progress(
mpd_state["{elapsed}"], mpd_state["{duration}"])
-- Formatted playing progress percentage
mpd_state["{Progress}"] = format_progress_percentage(
mpd_state["{elapsed}"], mpd_state["{duration}"])
callback(mpd_state)
end })
end
-- }}}
return helpers.setasyncall(mpd_all)
|
