136 lines
4.8 KiB
Lua
136 lines
4.8 KiB
Lua
-- Music Player Daemon widget type
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-- Copyright (C) 2010 Adrian C. <anrxc@sysphere.org>
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-- Copyright (C) 2017,2019 mutlusun <mutlusun@github.com>
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-- Copyright (C) 2018 Jörg Thalheim <joerg@thalheim.io>
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-- Copyright (C) 2018-2019 Nguyễn Gia Phong <vn.mcsinyx@gmail.com>
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-- Copyright (C) 2019 Juan Carlos Menonita <JuanKman94@users.noreply.github.com>
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-- Copyright (C) 2019 Lorenzo Gaggini <lg@lgaggini.net>
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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 tonumber = tonumber
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local math = { floor = math.floor }
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local type = type
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local helpers = require"vicious.helpers"
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local spawn = require"vicious.spawn"
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-- }}}
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-- Mpd: provides Music Player Daemon information
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-- vicious.widgets.mpd
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local mpd_all = {}
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-- {{{ Return true if number is nonzero
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local function cbool(number)
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return type(number) == "number" and number ~= 0 or number
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end
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-- }}}
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-- {{{ Format playing progress
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local function format_progress(elapsed, duration)
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local em, es = math.floor(elapsed / 60), math.floor(elapsed % 60)
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local dm, ds = math.floor(duration / 60), math.floor(duration % 60)
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if dm < 10 then
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return ("%d:%02d"):format(em, es), ("%d:%02d"):format(dm, ds)
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elseif dm < 60 then
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return ("%02d:%02d"):format(em, es), ("%02d:%02d"):format(dm, ds)
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end
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local eh, dh = math.floor(em / 60), math.floor(dm / 60)
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em, dm = math.floor(em % 60), math.floor(dm % 60)
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if dm < 600 then
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return ("%d:%02d:%02d"):format(eh, em, es),
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("%d:%02d:%02d"):format(dh, dm, ds)
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else
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return ("%02d:%02d:%02d"):format(eh, em, es),
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("%02d:%02d:%02d"):format(dh, dm, ds)
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end
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end
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-- }}}
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-- {{{ Format playing progress (percentage)
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local function format_progress_percentage(elapsed, duration)
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if duration > 0 then
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local percentage = math.floor((elapsed / duration) * 100 + 0.5)
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return ("%d%%"):format(percentage)
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else
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return("0%")
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end
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end
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-- }}}
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-- {{{ MPD widget type
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function mpd_all.async(format, warg, callback)
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-- Fallback values
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local mpd_state = {
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["{volume}"] = 0,
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["{bitrate}"] = 0,
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["{elapsed}"] = 0,
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["{duration}"] = 0,
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["{repeat}"] = false,
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["{random}"] = false,
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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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--["{Name}"] = "N/A",
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--["{file}"] = "N/A",
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}
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-- Construct MPD client options, fallback to defaults when necessary
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local query = ("printf 'password %s\nstatus\ncurrentsong\nclose\n'"):format(
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warg and (warg.password or warg[1]) or '""')
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local connect = ("curl --connect-timeout 1 -fsm 3 telnet://%s:%s"):format(
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warg and (warg.host or warg[2]) or "127.0.0.1",
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warg and (warg.port or warg[3]) or "6600")
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-- Get data from MPD server
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spawn.with_line_callback_with_shell(query .. "|" .. connect, {
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stdout = function (line)
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for k, v in line:gmatch"([%w]+):[%s](.*)$" do
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local key = "{" .. k .. "}"
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if k == "volume" or k == "bitrate" or
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k == "elapsed" or k == "duration" then
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mpd_state[key] = v and tonumber(v)
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elseif k == "repeat" or k == "random" then
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mpd_state[key] = cbool(v)
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elseif k == "state" then
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mpd_state[key] = helpers.capitalize(v)
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elseif k == "Artist" or k == "Title" or
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--k == "Name" or k == "file" or
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k == "Album" or k == "Genre" then
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mpd_state[key] = v
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end
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end
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end,
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output_done = function ()
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-- Formatted elapsed and duration
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mpd_state["{Elapsed}"], mpd_state["{Duration}"] = format_progress(
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mpd_state["{elapsed}"], mpd_state["{duration}"])
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-- Formatted playing progress percentage
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mpd_state["{Progress}"] = format_progress_percentage(
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mpd_state["{elapsed}"], mpd_state["{duration}"])
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callback(mpd_state)
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end })
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end
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-- }}}
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return helpers.setasyncall(mpd_all)
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