awesome-wm-widgets/mpris-widget/init.lua

343 lines
9.9 KiB
Lua

-------------------------------------------------
-- mpris based Arc Widget for Awesome Window Manager
-- Modelled after Pavel Makhov's work
-- @author Mohammed Gaber
-- requires - playerctl
-- @copyright 2020
-------------------------------------------------
local awful = require('awful')
local beautiful = require('beautiful')
local wibox = require('wibox')
local gears = require('gears')
local playerctl = {
player_name = nil,
}
function playerctl:set_player(name)
self.player_name = name
if self.timer ~= nil then
self.timer:stop()
playerctl:watch(self.watch_params.timeout, self.watch_params.callback, self.watch_params.widget)
end
end
function playerctl:cmd(cmd) return "playerctl -p '" .. self.player_name .. "' " .. cmd end
local watch_fields = {
[1] = 'status',
[2] = 'xesam:artist',
[3] = 'xesam:title',
[4] = 'mpris:artUrl',
[5] = 'position',
[6] = 'mpris:length',
[7] = 'album',
[8] = 'xesam:contentCreated',
}
local watch_cmd = string.format("-f '{{%s}}' metadata", table.concat(watch_fields, '}};{{'))
function playerctl:watch(timeout, callback, widget)
local cmd = self:cmd(watch_cmd)
self.watch_params = { timeout = timeout, callback = callback, widget = widget }
local cb = function(cb_widget, stdout, _, _, _)
local words = gears.string.split(stdout, ';')
local position, length, progress = tonumber(words[5]), tonumber(words[6])
if position ~= nil and length ~= nil and length > 0 then
progress = position / length
end
local metadata = {
status = words[1],
artist = words[2],
current_song = words[3],
art_url = words[4],
position = position,
length = length,
album = words[7],
progress = progress,
}
if words[8] ~= nil then
metadata.year = string.sub(words[8], 0, 4)
end
callback(cb_widget, metadata)
end
local _, timer = awful.widget.watch(cmd, timeout, cb, widget)
self.timer = timer
end
function playerctl:toggle() awful.spawn(self:cmd('play-pause'), false) end
function playerctl:next() awful.spawn(self:cmd('next'), false) end
function playerctl:prev() awful.spawn(self:cmd('previous'), false) end
local player_selector_popup = {
popup = awful.popup {
bg = beautiful.bg_normal,
fg = beautiful.fg_normal,
ontop = true,
visible = false,
shape = gears.shape.rounded_rect,
border_width = 1,
border_color = beautiful.bg_focus,
maximum_width = 400,
offset = { y = 5 },
widget = {},
},
rows = { layout = wibox.layout.fixed.vertical },
}
function player_selector_popup:add_radio_button(player_name)
local checkbox = wibox.widget {
layout = wibox.container.place,
valign = 'center',
{
checked = player_name == playerctl.player_name,
color = beautiful.bg_normal,
paddings = 2,
shape = gears.shape.circle,
forced_width = 20,
forced_height = 20,
check_color = beautiful.fg_normal,
widget = wibox.widget.checkbox,
},
}
checkbox:connect_signal('button::press', function()
playerctl:set_player(player_name)
self:toggle()
end)
local row = wibox.widget {
{
{
checkbox,
{
{
text = player_name,
align = 'left',
widget = wibox.widget.textbox,
},
left = 10,
layout = wibox.container.margin,
},
spacing = 8,
layout = wibox.layout.align.horizontal,
},
margins = 4,
layout = wibox.container.margin,
},
bg = beautiful.bg_normal,
fg = beautiful.fg_normal,
widget = wibox.container.background,
}
table.insert(self.rows, row)
end
function player_selector_popup:rebuild()
awful.spawn.easy_async('playerctl -l', function(stdout, _, _, _)
for i = 0, #self.rows do
self.rows[i] = nil
end
for name in stdout:gmatch('[^\r\n]+') do
if name ~= '' and name ~= nil then
self:add_radio_button(name)
end
end
self.popup:setup(self.rows)
self.popup.visible = true
self.popup:move_next_to(mouse.current_widget_geometry)
end)
end
function player_selector_popup:toggle()
if self.popup.visible then
self.popup.visible = false
else
self:rebuild()
end
end
local function duration(microseconds)
if microseconds == nil then
return '--:--'
end
local seconds = math.floor(microseconds / 1000000)
local minutes = math.floor(seconds / 60)
seconds = seconds - minutes * 60
local hours = math.floor(minutes / 60)
minutes = minutes - hours * 60
if hours >= 1 then
return string.format('%d:%02d:%02d', hours, minutes, seconds)
end
return string.format('%d:%02d', minutes, seconds)
end
local mpris_widget = {}
local function worker(user_args)
local args = user_args or {}
local font = args.font or 'Roboto Condensed 16px'
local path_to_icons = '/usr/share/icons/Adwaita'
local pause_icon = args.pause_icon or path_to_icons .. '/symbolic/actions/media-playback-pause-symbolic.svg'
local play_icon = args.play_icon or path_to_icons .. '/symbolic/actions/media-playback-start-symbolic.svg'
local stop_icon = args.stop_icon or path_to_icons .. '/symbolic/actions/media-playback-stop-symbolic.svg'
local library_icon = args.library_icon or path_to_icons .. '/symbolic/places/folder-music-symbolic.svg'
local popup_width = args.popup_width or 300
playerctl.player_name = args.default_player or 'mpv'
local icon = wibox.widget {
widget = wibox.widget.imagebox,
image = play_icon,
}
local progress_widget = wibox.widget {
widget = wibox.container.arcchart,
icon,
min_value = 0,
max_value = 1,
value = 0,
thickness = 2,
start_angle = 4.71238898, -- 2pi*3/4
forced_height = 24,
forced_width = 24,
rounded_edge = true,
colors = { '#ffffff11', 'black' },
paddings = 2,
}
local artist_widget = wibox.widget {
font = font,
widget = wibox.widget.textbox,
}
local title_widget = wibox.widget {
font = font,
widget = wibox.widget.textbox,
}
mpris_widget = wibox.widget {
artist_widget,
progress_widget,
title_widget,
spacing = 4,
layout = wibox.layout.fixed.horizontal,
}
local cover_art_widget = wibox.widget {
widget = wibox.widget.imagebox,
forced_height = 0,
forced_width = popup_width,
resize_allowed = true,
}
local metadata_widget = wibox.widget {
widget = wibox.widget.textbox,
font = font,
forced_height = 100,
forced_width = popup_width,
}
local update_metadata = function(meta)
artist_widget:set_text(meta.artist)
title_widget:set_text(meta.current_song)
local s = meta.album
if meta.year ~= nil and #meta.year == 4 then
s = s .. ' (' .. meta.year .. ')'
end
s = s .. '\n' .. meta.current_song .. ' (' .. duration(meta.position) .. '/' .. duration(meta.length) .. ')'
metadata_widget:set_text(s)
progress_widget.values = { 1.0 - (meta.progress or 0.0), meta.progress or 0.0 }
-- poor man's urldecode
local art_url = meta.art_url:gsub('file://', '/')
art_url = art_url:gsub('%%(%x%x)', function(x) return string.char(tonumber(x, 16)) end)
if art_url ~= nil and art_url ~= '' then
cover_art_widget.image = art_url
cover_art_widget.forced_height = popup_width
else
cover_art_widget.image = nil
cover_art_widget.forced_height = 0
end
end
local update_graphic = function(widget, metadata)
if metadata.current_song ~= nil then
if string.len(metadata.current_song) > 40 then
metadata.current_song = string.sub(metadata.current_song, 0, 38) .. ''
end
end
if metadata.status == 'Playing' then
icon.image = pause_icon
widget.colors = { beautiful.widget_main_color }
update_metadata(metadata)
elseif metadata.status == 'Paused' then
icon.image = play_icon
widget.colors = { beautiful.widget_main_color }
update_metadata(metadata)
elseif metadata.status == 'Stopped' then
icon.image = stop_icon
else -- no player is running
icon.image = library_icon
widget.colors = { beautiful.widget_red }
end
end
mpris_widget:buttons(
awful.util.table.join(
awful.button({}, 3, function() player_selector_popup:toggle() end),
awful.button({}, 4, function() playerctl:next() end),
awful.button({}, 5, function() playerctl:prev() end),
awful.button({}, 1, function() playerctl:toggle() end)
)
)
playerctl:watch(1, update_graphic, mpris_widget)
local mpris_popup = awful.popup {
border_color = beautiful.border_color,
ontop = true,
visible = false,
widget = wibox.widget {
cover_art_widget,
metadata_widget,
layout = wibox.layout.fixed.vertical,
},
}
mpris_widget:connect_signal('mouse::enter', function()
mpris_popup.visible = true
mpris_popup:move_next_to(mouse.current_widget_geometry)
end)
mpris_widget:connect_signal('mouse::leave', function() mpris_popup.visible = false end)
--}}
return mpris_widget
end
return setmetatable(mpris_widget, {
__call = function(_, ...) return worker(...) end,
})