Added settings.lua

awesome/freedesktop/desktop.lua

@@ -11,10 +11,10 @@
 
 --]]
 
-local awful  = require("awful")
+local awful = require('awful')
-local theme  = require("beautiful")
+local theme = require('beautiful')
-local utils  = require("menubar.utils")
+local utils = require('menubar.utils')
-local wibox  = require("wibox")
+local wibox = require('wibox')
 
 local io = io
 local ipairs = ipairs
@@ -30,20 +30,20 @@ local desktop = {
 	-- Default desktop basic icons
 	baseicons = {
 		[1] = {
-            label = "This PC",
+			label = 'This PC',
-            icon  = "computer",
+			icon = 'computer',
-            onclick = "computer://"
+			onclick = 'computer://',
 		},
 		[2] = {
-            label = "Home",
+			label = 'Home',
-            icon  = "user-home",
+			icon = 'user-home',
-            onclick = os.getenv("HOME")
+			onclick = os.getenv('HOME'),
 		},
 		[3] = {
-            label = "Trash",
+			label = 'Trash',
-            icon  = "user-trash",
+			icon = 'user-trash',
-            onclick = "trash://"
+			onclick = 'trash://',
-        }
+		},
 	},
 	-- Default parameters
 	iconsize = { width = 48, height = 48 },
@@ -62,7 +62,9 @@ local function pipelines(...)
 	local f = assert(io.popen(...))
 	return function()
 		local data = f:read()
-        if data == nil then f:close() end
+		if data == nil then
+			f:close()
+		end
 		return data
 	end
 end
@@ -78,18 +80,23 @@ function desktop.add_single_icon(args, label, icon, onclick)
 
 	-- define icon dimensions and position
 	if not dcp[s] then
-        dcp[s] = { x = (screen[s].geometry.x + args.iconsize.width + args.margin.x), y = screen[s].geometry.y + 20 + args.margin.y  }
+		dcp[s] = {
+			x = (screen[s].geometry.x + args.iconsize.width + args.margin.x),
+			y = screen[s].geometry.y + 20 + args.margin.y,
+		}
 	end
 
 	local tot_height = (icon and args.iconsize.height or 0) + (label and args.labelsize.height or 0)
-    if tot_height == 0 then return end
+	if tot_height == 0 then
+		return
+	end
 
 	if dcp[s].y + tot_height > screen[s].geometry.y + screen[s].geometry.height - 20 - args.margin.y then
 		dcp[s].x = dcp[s].x + args.labelsize.width + args.iconsize.width + args.margin.x
 		dcp[s].y = 20 + args.margin.y
 	end
 
-    local common = { screen = s, bg = "#00000000", visible = true, type = "desktop" }
+	local common = { screen = s, bg = '#00000000', visible = true, type = 'desktop' }
 
 	-- create icon container
 	if icon then
@@ -98,11 +105,11 @@ function desktop.add_single_icon(args, label, icon, onclick)
 		common.x = dcp[s].x
 		common.y = dcp[s].y
 
-        icon = wibox.widget {
+		icon = wibox.widget({
 			image = icon,
 			resize = false,
-            widget = wibox.widget.imagebox
+			widget = wibox.widget.imagebox,
-        }
+		})
 
 		icon:buttons(awful.button({}, 1, nil, onclick))
 
@@ -119,14 +126,14 @@ function desktop.add_single_icon(args, label, icon, onclick)
 		common.x = dcp[s].x - (args.labelsize.width / 2) + args.iconsize.width / 2
 		common.y = dcp[s].y
 
-        caption = wibox.widget {
+		caption = wibox.widget({
 			text = label,
-            align         = "center",
+			align = 'center',
 			forced_width = common.width,
 			forced_height = common.height,
-            ellipsize     = "middle",
+			ellipsize = 'middle',
-            widget        = wibox.widget.textbox
+			widget = wibox.widget.textbox,
-        }
+		})
 
 		caption:buttons(awful.button({}, 1, onclick))
 		caption_container = wibox(common)
@@ -156,15 +163,15 @@ end
 function desktop.lookup_file_icon(filename)
 	-- load system MIME types
 	if #mime_types == 0 then
-        for line in io.lines("/etc/mime.types") do
+		for line in io.lines('/etc/mime.types') do
-            if not line:find("^#") then
+			if not line:find('^#') then
 				local parsed = {}
-                for w in line:gmatch("[^%s]+") do
+				for w in line:gmatch('[^%s]+') do
 					table.insert(parsed, w)
 				end
 				if #parsed > 1 then
 					for i = 2, #parsed do
-                        mime_types[parsed[i]] = parsed[1]:gsub("/", "-")
+						mime_types[parsed[i]] = parsed[1]:gsub('/', '-')
 					end
 				end
 			end
@@ -172,23 +179,27 @@ function desktop.lookup_file_icon(filename)
 	end
 
 	-- try to search a possible icon among standards
-    local extension = filename:match("%a+$")
+	local extension = filename:match('%a+$')
-    local mime = mime_types[extension] or ""
+	local mime = mime_types[extension] or ''
-    local mime_family = mime:match("^%a+") or ""
+	local mime_family = mime:match('^%a+') or ''
 
 	local possible_filenames = {
-        mime, "gnome-mime-" .. mime,
+		mime,
-        mime_family, "gnome-mime-" .. mime_family,
+		'gnome-mime-' .. mime,
-        extension
+		mime_family,
+		'gnome-mime-' .. mime_family,
+		extension,
 	}
 
 	for i, filename in ipairs(possible_filenames) do
 		local icon = utils.lookup_icon(filename)
-        if icon then return icon end
+		if icon then
+			return icon
+		end
 	end
 
 	-- if we don"t find ad icon, then pretend is a plain text file
-    return utils.lookup_icon("text-x-generic")
+	return utils.lookup_icon('text-x-generic')
 end
 
 -- Parse subdirectories and files list from input directory
@@ -198,20 +209,20 @@ function desktop.parse_dirs_and_files(dir)
 	local files = {}
 	local paths = pipelines('find ' .. dir .. ' -maxdepth 1 -type d |sort|tail -n +1')
 	for path in paths do
-        if path:match("[^/]+$") then
+		if path:match('[^/]+$') then
 			local file = {}
-            file.filename = path:match("[^/]+$")
+			file.filename = path:match('[^/]+$')
 			file.path = path
 			file.show = true
-            file.icon = utils.lookup_icon("folder")
+			file.icon = utils.lookup_icon('folder')
 			table.insert(files, file)
 		end
 	end
 	local paths = pipelines('find ' .. dir .. ' -maxdepth 1 -type f')
 	for path in paths do
-        if not path:find("%.desktop$") then
+		if not path:find('%.desktop$') then
 			local file = {}
-            file.filename = path:match("[^/]+$")
+			file.filename = path:match('[^/]+$')
 			file.path = path
 			file.show = true
 			file.icon = desktop.lookup_file_icon(file.filename)
@@ -227,7 +238,9 @@ function desktop.add_dirs_and_files_icons(args)
 	for _, file in ipairs(desktop.parse_dirs_and_files(args.dir)) do
 		if file.show then
 			local label = args.showlabels and file.filename or nil
-            local onclick = function () awful.spawn(string.format("%s '%s'", args.open_with, file.path)) end
+			local onclick = function()
+				awful.spawn(string.format("%s '%s'", args.open_with, file.path))
+			end
 			desktop.add_single_icon(args, label, file.icon, onclick)
 		end
 	end
@@ -238,9 +251,9 @@ end
 function desktop.add_icons(args)
 	args = args or {}
 	args.screen = args.screen or mouse.screen
-    args.dir        = args.dir or os.getenv("HOME") .. "/Desktop"
+	args.dir = args.dir or os.getenv('HOME') .. '/Desktop'
 	args.showlabels = args.showlabel or true
-    args.open_with  = args.open_with or "xdg_open"
+	args.open_with = args.open_with or 'xdg_open'
 	args.baseicons = args.baseicons or desktop.baseicons
 	args.iconsize = args.iconsize or desktop.iconsize
 	args.labelsize = args.labelsize or desktop.labelsize
@@ -249,7 +262,7 @@ function desktop.add_icons(args)
 	-- trying to fallback on Adwaita if theme.icon_theme is not defined
 	-- if Adwaita is missing too, no icons will be shown
 	if not theme.icon_theme then
-        theme.icon_theme = args.icon_theme or "Adwaita"
+		theme.icon_theme = args.icon_theme or 'Adwaita'
 	end
 
 	desktop.add_base_icons(args)

awesome/freedesktop/init.lua

@@ -10,6 +10,6 @@
 --]]
 
 return {
-    desktop  = require("freedesktop.desktop"),
+	desktop = require('freedesktop.desktop'),
-    menu     = require("freedesktop.menu")
+	menu = require('freedesktop.menu'),
 }

awesome/freedesktop/menu.lua

@@ -1,4 +1,3 @@
-
 --[[
 
      Awesome-Freedesktop
@@ -12,15 +11,15 @@
 
 --]]
 
-local Gio        = require("lgi").Gio
+local Gio = require('lgi').Gio
-local awful_menu = require("awful.menu")
+local awful_menu = require('awful.menu')
-local menu_gen   = require("menubar.menu_gen")
+local menu_gen = require('menubar.menu_gen')
-local menu_utils = require("menubar.utils")
+local menu_utils = require('menubar.utils')
 
 local io, pairs, string, table, os = io, pairs, string, table, os
 
 -- Expecting a wm_name of awesome omits too many applications and tools
-menu_utils.wm_name = ""
+menu_utils.wm_name = ''
 
 -- Menu
 -- freedesktop.menu
@@ -30,7 +29,7 @@ local menu = {}
 -- @tparam string path The directory path
 -- @treturn boolean True if path exists and is a directory
 function menu.is_dir(path)
-    return Gio.File.new_for_path(path):query_file_type({}) == "DIRECTORY"
+	return Gio.File.new_for_path(path):query_file_type({}) == 'DIRECTORY'
 end
 
 -- Remove non existent paths in order to avoid issues
@@ -93,14 +92,18 @@ function menu.build(args)
 				table.remove(result, i)
 			else
 				--Sort entries alphabetically (by name)
-                table.sort(v[2], function (a, b) return string.byte(a[1]) < string.byte(b[1]) end)
+				table.sort(v[2], function(a, b)
+					return string.byte(a[1]) < string.byte(b[1])
+				end)
 				-- Replace category name with nice name
 				v[1] = menu_gen.all_categories[v[1]].name
 			end
 		end
 
 		-- Sort categories alphabetically also
-        table.sort(result, function(a, b) return string.byte(a[1]) < string.byte(b[1]) end)
+		table.sort(result, function(a, b)
+			return string.byte(a[1]) < string.byte(b[1])
+		end)
 
 		-- Add menu item to hold the generated menu
 		if sub_menu then
@@ -108,8 +111,12 @@ function menu.build(args)
 		end
 
 		-- Add items to menu
-        for _, v in pairs(result) do _menu:add(v) end
+		for _, v in pairs(result) do
-        for _, v in pairs(after)  do _menu:add(v) end
+			_menu:add(v)
+		end
+		for _, v in pairs(after) do
+			_menu:add(v)
+		end
 	end)
 
 	-- Hold the menu in the module

awesome/lain/helpers.lua

@@ -5,11 +5,10 @@
 
 --]]
 
-local spawn  = require("awful.spawn")
+local spawn = require('awful.spawn')
-local timer  = require("gears.timer")
+local timer = require('gears.timer')
-local debug  = require("debug")
+local debug = require('debug')
-local io     = { lines = io.lines,
+local io = { lines = io.lines, open = io.open }
-                 open  = io.open }
 local pairs = pairs
 local rawget = rawget
 local tsort = table.sort
@@ -19,7 +18,7 @@ local unpack = unpack or table.unpack -- lua 5.1 retro-compatibility
 -- lain.helpers
 local helpers = {}
 
-helpers.lain_dir    = debug.getinfo(1, 'S').source:match[[^@(.*/).*$]]
+helpers.lain_dir = debug.getinfo(1, 'S').source:match([[^@(.*/).*$]])
 helpers.icons_dir = helpers.lain_dir .. 'icons/'
 helpers.scripts_dir = helpers.lain_dir .. 'scripts/'
 
@@ -35,8 +34,10 @@ end
 
 -- check if the file exists and is readable
 function helpers.file_exists(path)
-    local file = io.open(path, "rb")
+	local file = io.open(path, 'rb')
-    if file then file:close() end
+	if file then
+		file:close()
+	end
 	return file ~= nil
 end
 
@@ -62,9 +63,9 @@ end
 
 -- get first line of a file
 function helpers.first_line(path)
-    local file, first = io.open(path, "rb"), nil
+	local file, first = io.open(path, 'rb'), nil
 	if file then
-        first = file:read("*l")
+		first = file:read('*l')
 		file:close()
 	end
 	return first
@@ -73,7 +74,9 @@ end
 -- get first non empty line from a file
 function helpers.first_nonempty_line(path)
 	for line in io.lines(path) do
-        if #line then return line end
+		if #line then
+			return line
+		end
 	end
 	return nil
 end
@@ -85,15 +88,17 @@ end
 helpers.timer_table = {}
 
 function helpers.newtimer(name, timeout, fun, nostart, stoppable)
-    if not name or #name == 0 then return end
+	if not name or #name == 0 then
+		return
+	end
 	name = (stoppable and name) or timeout
 	if not helpers.timer_table[name] then
 		helpers.timer_table[name] = timer({ timeout = timeout })
 		helpers.timer_table[name]:start()
 	end
-    helpers.timer_table[name]:connect_signal("timeout", fun)
+	helpers.timer_table[name]:connect_signal('timeout', fun)
 	if not nostart then
-        helpers.timer_table[name]:emit_signal("timeout")
+		helpers.timer_table[name]:emit_signal('timeout')
 	end
 	return stoppable and helpers.timer_table[name]
 end
@@ -107,16 +112,14 @@ end
 -- @param callback function to execute on cmd output
 -- @return cmd PID
 function helpers.async(cmd, callback)
-    return spawn.easy_async(cmd,
+	return spawn.easy_async(cmd, function(stdout, _, _, exit_code)
-    function (stdout, _, _, exit_code)
 		callback(stdout, exit_code)
 	end)
 end
 
 -- like above, but call spawn.easy_async with a shell
 function helpers.async_with_shell(cmd, callback)
-    return spawn.easy_async_with_shell(cmd,
+	return spawn.easy_async_with_shell(cmd, function(stdout, _, _, exit_code)
-    function (stdout, _, _, exit_code)
 		callback(stdout, exit_code)
 	end)
 end
@@ -162,7 +165,9 @@ end
 function helpers.spairs(t)
 	-- collect the keys
 	local keys = {}
-    for k in pairs(t) do keys[#keys+1] = k end
+	for k in pairs(t) do
+		keys[#keys + 1] = k
+	end
 
 	tsort(keys)
 
@@ -188,7 +193,9 @@ end
 
 -- create the powerset of a given set
 function helpers.powerset(s)
-    if not s then return {} end
+	if not s then
+		return {}
+	end
 	local t = { {} }
 	for i = 1, #s do
 		for j = 1, #t do

awesome/lain/init.lua

@@ -9,7 +9,7 @@
 --]]
 
 return {
-    layout = require("lain.layout"),
+	layout = require('lain.layout'),
-    util   = require("lain.util"),
+	util = require('lain.util'),
-    widget = require("lain.widget")
+	widget = require('lain.widget'),
 }

awesome/lain/layout/cascade.lua

@@ -11,19 +11,19 @@ local floor  = math.floor
 local screen = screen
 
 local cascade = {
-    name     = "cascade",
+	name = 'cascade',
 	nmaster = 0,
 	offset_x = 32,
 	offset_y = 8,
 	tile = {
-        name          = "cascadetile",
+		name = 'cascadetile',
 		nmaster = 0,
 		ncol = 0,
 		mwfact = 0,
 		offset_x = 5,
 		offset_y = 32,
-        extra_padding = 0
+		extra_padding = 0,
-    }
+	},
 }
 
 local function do_cascade(p, tiling)
@@ -31,7 +31,9 @@ local function do_cascade(p, tiling)
 	local wa = p.workarea
 	local cls = p.clients
 
-    if #cls == 0 then return end
+	if #cls == 0 then
+		return
+	end
 
 	if not tiling then
 		-- Cascade windows.
@@ -62,8 +64,12 @@ local function do_cascade(p, tiling)
 			g.width = wa.width - current_offset_x
 			g.height = wa.height - current_offset_y
 
-            if g.width  < 1 then g.width  = 1 end
+			if g.width < 1 then
-            if g.height < 1 then g.height = 1 end
+				g.width = 1
+			end
+			if g.height < 1 then
+				g.height = 1
+			end
 
 			p.geometries[c] = g
 		end
@@ -109,7 +115,9 @@ local function do_cascade(p, tiling)
 		local current_offset_x = cascade.tile.offset_x * (how_many - 1)
 		local current_offset_y = cascade.tile.offset_y * (how_many - 1)
 
-        if #cls <= 0 then return end
+		if #cls <= 0 then
+			return
+		end
 
 		-- Main column, fixed width and height.
 		local c = cls[1]
@@ -136,13 +144,19 @@ local function do_cascade(p, tiling)
 		g.x = wa.x
 		g.y = wa.y
 
-        if g.width < 1  then g.width  = 1 end
+		if g.width < 1 then
-        if g.height < 1 then g.height = 1 end
+			g.width = 1
+		end
+		if g.height < 1 then
+			g.height = 1
+		end
 
 		p.geometries[c] = g
 
 		-- Remaining clients stacked in slave column, new ones on top.
-        if #cls <= 1 then return end
+		if #cls <= 1 then
+			return
+		end
 		for i = 2, #cls do
 			c = cls[i]
 			g = {}
@@ -153,8 +167,12 @@ local function do_cascade(p, tiling)
 			g.x = wa.x + mainwid + (how_many - (i - 1)) * cascade.tile.offset_x
 			g.y = wa.y + (i - 2) * cascade.tile.offset_y
 
-            if g.width < 1  then g.width  = 1 end
+			if g.width < 1 then
-            if g.height < 1 then g.height = 1 end
+				g.width = 1
+			end
+			if g.height < 1 then
+				g.height = 1
+			end
 
 			p.geometries[c] = g
 		end

awesome/lain/layout/centerwork.lua

@@ -17,8 +17,8 @@ local mousegrabber = mousegrabber
 local screen = screen
 
 local centerwork = {
-    name       = "centerwork",
+	name = 'centerwork',
-    horizontal = { name = "centerworkh" }
+	horizontal = { name = 'centerworkh' },
 }
 
 local function arrange(p, layout)
@@ -26,7 +26,9 @@ local function arrange(p, layout)
 	local wa = p.workarea
 	local cls = p.clients
 
-    if #cls == 0 then return end
+	if #cls == 0 then
+		return
+	end
 
 	local g = {}
 
@@ -45,9 +47,13 @@ local function arrange(p, layout)
 
 	local slaveFirstDim, slaveSecondDim = 0, 0
 
-    if layout.name == "centerwork" then -- vertical
+	if layout.name == 'centerwork' then -- vertical
-        if nbrFirstSlaves  > 0 then slaveFirstDim  = floor(wa.height / nbrFirstSlaves) end
+		if nbrFirstSlaves > 0 then
-        if nbrSecondSlaves > 0 then slaveSecondDim = floor(wa.height / nbrSecondSlaves) end
+			slaveFirstDim = floor(wa.height / nbrFirstSlaves)
+		end
+		if nbrSecondSlaves > 0 then
+			slaveSecondDim = floor(wa.height / nbrSecondSlaves)
+		end
 
 		g.height = wa.height
 		g.width = mainwid
@@ -55,8 +61,12 @@ local function arrange(p, layout)
 		g.x = wa.x + slaveLwid
 		g.y = wa.y
 	else -- horizontal
-        if nbrFirstSlaves  > 0 then slaveFirstDim  = floor(wa.width / nbrFirstSlaves) end
+		if nbrFirstSlaves > 0 then
-        if nbrSecondSlaves > 0 then slaveSecondDim = floor(wa.width / nbrSecondSlaves) end
+			slaveFirstDim = floor(wa.width / nbrFirstSlaves)
+		end
+		if nbrSecondSlaves > 0 then
+			slaveSecondDim = floor(wa.width / nbrSecondSlaves)
+		end
 
 		g.height = mainhei
 		g.width = wa.width
@@ -71,14 +81,16 @@ local function arrange(p, layout)
 	p.geometries[cls[1]] = g
 
 	-- Auxiliary clients
-    if #cls <= 1 then return end
+	if #cls <= 1 then
+		return
+	end
 	for i = 2, #cls do
 		g = {}
 		local idxChecker, dimToAssign
 
 		local rowIndex = floor(i / 2)
 
-        if layout.name == "centerwork" then
+		if layout.name == 'centerwork' then
 			if i % 2 == 0 then -- left slave
 				g.x = wa.x
 				g.y = wa.y + (rowIndex - 1) * slaveFirstDim
@@ -134,22 +146,22 @@ local function mouse_resize_handler(c, _, _, _, orientation)
 	local mwfact = c.screen.selected_tag.master_width_factor
 	local g = c:geometry()
 	local offset = 0
-    local cursor = "cross"
+	local cursor = 'cross'
 
 	local corner_coords
 
 	if orientation == 'vertical' then
 		if g.height + 15 >= wa.height then
-            offset = g.height * .5
+			offset = g.height * 0.5
-            cursor = "sb_h_double_arrow"
+			cursor = 'sb_h_double_arrow'
 		elseif g.y + g.height + 15 <= wa.y + wa.height then
 			offset = g.height
 		end
 		corner_coords = { x = wa.x + wa.width * (1 - mwfact) / 2, y = g.y + offset }
 	else
 		if g.width + 15 >= wa.width then
-            offset = g.width * .5
+			offset = g.width * 0.5
-            cursor = "sb_v_double_arrow"
+			cursor = 'sb_v_double_arrow'
 		elseif g.x + g.width + 15 <= wa.x + wa.width then
 			offset = g.width
 		end
@@ -161,7 +173,9 @@ local function mouse_resize_handler(c, _, _, _, orientation)
 	local prev_coords = {}
 
 	mousegrabber.run(function(m)
-        if not c.valid then return false end
+		if not c.valid then
+			return false
+		end
 		for _, v in ipairs(m.buttons) do
 			if v then
 				prev_coords = { x = m.x, y = m.y }
@@ -195,13 +209,12 @@ function centerwork.horizontal.mouse_resize_handler(c, corner, x, y)
 	return mouse_resize_handler(c, corner, x, y, 'horizontal')
 end
 
-
 --[[
 Make focus.byidx and swap.byidx behave more consistently with other layouts.
 --]]
 
-local awful = require("awful")
+local awful = require('awful')
-local gears = require("gears")
+local gears = require('gears')
 local client = client
 
 local function compare_position(a, b)
@@ -217,7 +230,9 @@ local function clients_by_position()
 	if this then
 		local sorted = {}
 		for _, c in ipairs(client.focus.first_tag:clients()) do
-            if not c.minimized then sorted[#sorted+1] = c end
+			if not c.minimized then
+				sorted[#sorted + 1] = c
+			end
 		end
 		table.sort(sorted, compare_position)
 
@@ -236,12 +251,11 @@ local function clients_by_position()
 end
 
 local function in_centerwork()
-    return client.focus and client.focus.first_tag.layout.name == "centerwork"
+	return client.focus and client.focus.first_tag.layout.name == 'centerwork'
 end
 
 centerwork.focus = {}
 
-
 --[[
 Drop in replacements for awful.client.focus.byidx and awful.client.swap.byidx
 that behaves consistently with other layouts.

awesome/lain/layout/init.lua

@@ -11,9 +11,9 @@
 
 --]]
 
-local wrequire     = require("lain.helpers").wrequire
+local wrequire = require('lain.helpers').wrequire
 local setmetatable = setmetatable
 
-local layout       = { _NAME = "lain.layout" }
+local layout = { _NAME = 'lain.layout' }
 
 return setmetatable(layout, { __index = wrequire })

awesome/lain/layout/termfair.lua

@@ -12,25 +12,31 @@ local math     = math
 local screen = screen
 local tonumber = tonumber
 
-local termfair  = { name = "termfair" }
+local termfair = { name = 'termfair' }
-termfair.center = { name = "centerfair" }
+termfair.center = { name = 'centerfair' }
-termfair.stable = { name = "stablefair" }
+termfair.stable = { name = 'stablefair' }
 
 local function do_fair(p, orientation)
 	local t = p.tag or screen[p.screen].selected_tag
 	local wa = p.workarea
 	local cls = p.clients
 
-    if #cls == 0 then return end
+	if #cls == 0 then
+		return
+	end
 
 	-- How many vertical columns? Read from nmaster on the tag.
 	local num_x = tonumber(termfair.nmaster) or t.master_count
 	local ncol = tonumber(termfair.ncol) or t.column_count
-    if num_x <= 2 then num_x = 2 end
+	if num_x <= 2 then
-    if ncol  <= 1 then ncol  = 1 end
+		num_x = 2
+	end
+	if ncol <= 1 then
+		ncol = 1
+	end
 	local width = math.floor(wa.width / num_x)
 
-    if orientation == "west" then
+	if orientation == 'west' then
 		-- Layout with fixed number of vertical columns (read from nmaster).
 		-- New windows align from left to right. When a row is full, a new
 		-- one above it is created. Like this:
@@ -87,8 +93,12 @@ local function do_fair(p, orientation)
 			g.x = wa.x + this_x * width
 			g.y = wa.y + this_y * height
 
-            if g.width  < 1 then g.width  = 1 end
+			if g.width < 1 then
-            if g.height < 1 then g.height = 1 end
+				g.width = 1
+			end
+			if g.height < 1 then
+				g.height = 1
+			end
 
 			p.geometries[c] = g
 
@@ -107,7 +117,7 @@ local function do_fair(p, orientation)
 				end
 			end
 		end
-    elseif orientation == "stable" then
+	elseif orientation == 'stable' then
 		-- Layout with fixed number of vertical columns (read from nmaster).
 		-- New windows align from left to right. When a row is full, a new
 		-- one below it is created. Like this:
@@ -152,12 +162,16 @@ local function do_fair(p, orientation)
 			g.x = wa.x + this_x * width
 			g.y = wa.y + this_y * height
 
-            if g.width  < 1 then g.width  = 1 end
+			if g.width < 1 then
-            if g.height < 1 then g.height = 1 end
+				g.width = 1
+			end
+			if g.height < 1 then
+				g.height = 1
+			end
 
 			p.geometries[c] = g
 		end
-    elseif orientation == "center" then
+	elseif orientation == 'center' then
 		-- Layout with fixed number of vertical columns (read from nmaster).
 		-- Cols are centerded until there is nmaster columns, then windows
 		-- are stacked in the slave columns, with at most ncol clients per
@@ -185,8 +199,12 @@ local function do_fair(p, orientation)
 				local g = { y = wa.y }
 				g.width = width
 				g.height = wa.height
-                if g.width < 1 then g.width = 1 end
+				if g.width < 1 then
-                if g.height < 1 then g.height = 1 end
+					g.width = 1
+				end
+				if g.height < 1 then
+					g.height = 1
+				end
 				g.x = offset_x + (i - 1) * width
 				p.geometries[cls[i]] = g
 			end
@@ -196,8 +214,12 @@ local function do_fair(p, orientation)
 			local g = {}
 			g.width = wa.width - (num_x - 1) * width
 			g.height = wa.height
-            if g.width < 1 then g.width = 1 end
+			if g.width < 1 then
-            if g.height < 1 then g.height = 1 end
+				g.width = 1
+			end
+			if g.height < 1 then
+				g.height = 1
+			end
 			g.x = wa.x
 			g.y = wa.y
 			p.geometries[cls[1]] = g
@@ -246,8 +268,12 @@ local function do_fair(p, orientation)
 					g.y = wy
 					g.height = height
 					g.width = width
-                    if g.width < 1 then g.width = 1 end
+					if g.width < 1 then
-                    if g.height < 1 then g.height = 1 end
+						g.width = 1
+					end
+					if g.height < 1 then
+						g.height = 1
+					end
 					p.geometries[cls[nclient]] = g
 					nclient = nclient + 1
 					wy = wy + height
@@ -257,8 +283,12 @@ local function do_fair(p, orientation)
 				g.y = wy
 				g.height = wa.height - (num_y[i] - 1) * height
 				g.width = width
-                if g.width < 1 then g.width = 1 end
+				if g.width < 1 then
-                if g.height < 1 then g.height = 1 end
+					g.width = 1
+				end
+				if g.height < 1 then
+					g.height = 1
+				end
 				p.geometries[cls[nclient]] = g
 				nclient = nclient + 1
 				wx = wx + width
@@ -268,15 +298,15 @@ local function do_fair(p, orientation)
 end
 
 function termfair.center.arrange(p)
-    return do_fair(p, "center")
+	return do_fair(p, 'center')
 end
 
 function termfair.stable.arrange(p)
-    return do_fair(p, "stable")
+	return do_fair(p, 'stable')
 end
 
 function termfair.arrange(p)
-    return do_fair(p, "west")
+	return do_fair(p, 'west')
 end
 
 return termfair

awesome/lain/util/dkjson.lua

@@ -47,12 +47,11 @@ local pairs, type, tostring, tonumber, getmetatable, setmetatable =
 local error, require, pcall, select = error, require, pcall, select
 local floor, huge = math.floor, math.huge
 local strrep, gsub, strsub, strbyte, strchar, strfind, strlen, strformat =
-      string.rep, string.gsub, string.sub, string.byte, string.char,
+	string.rep, string.gsub, string.sub, string.byte, string.char, string.find, string.len, string.format
-      string.find, string.len, string.format
 local strmatch = string.match
 local concat = table.concat
 
-local json = { version = "dkjson 2.6" }
+local json = { version = 'dkjson 2.6' }
 
 local jsonlpeg = {}
 
@@ -69,12 +68,16 @@ _ENV = nil -- blocking globals in Lua 5.2 and later
 pcall(function()
 	-- Enable access to blocked metatables.
 	-- Don't worry, this module doesn't change anything in them.
-  local debmeta = require "debug".getmetatable
+	local debmeta = require('debug').getmetatable
-  if debmeta then getmetatable = debmeta end
+	if debmeta then
+		getmetatable = debmeta
+	end
 end)
 
 json.null = setmetatable({}, {
-  __tojson = function () return "null" end
+	__tojson = function()
+		return 'null'
+	end,
 })
 
 local function isarray(tbl)
@@ -102,8 +105,13 @@ local function isarray (tbl)
 end
 
 local escapecodes = {
-  ["\""] = "\\\"", ["\\"] = "\\\\", ["\b"] = "\\b", ["\f"] = "\\f",
+	['"'] = '\\"',
-  ["\n"] = "\\n",  ["\r"] = "\\r",  ["\t"] = "\\t"
+	['\\'] = '\\\\',
+	['\b'] = '\\b',
+	['\f'] = '\\f',
+	['\n'] = '\\n',
+	['\r'] = '\\r',
+	['\t'] = '\\t',
 }
 
 local function escapeutf8(uchar)
@@ -122,17 +130,17 @@ local function escapeutf8 (uchar)
 	elseif 0xf0 <= a and a <= 0xf7 and b >= 0x80 and c >= 0x80 and d >= 0x80 then
 		value = (((a - 0xf0) * 0x40 + b - 0x80) * 0x40 + c - 0x80) * 0x40 + d - 0x80
 	else
-    return ""
+		return ''
 	end
 	if value <= 0xffff then
-    return strformat ("\\u%.4x", value)
+		return strformat('\\u%.4x', value)
 	elseif value <= 0x10ffff then
 		-- encode as UTF-16 surrogate pair
 		value = value - 0x10000
 		local highsur, lowsur = 0xD800 + floor(value / 0x400), 0xDC00 + (value % 0x400)
-    return strformat ("\\u%.4x\\u%.4x", highsur, lowsur)
+		return strformat('\\u%.4x\\u%.4x', highsur, lowsur)
 	else
-    return ""
+		return ''
 	end
 end
 
@@ -149,18 +157,18 @@ end
 
 local function quotestring(value)
 	-- based on the regexp "escapable" in https://github.com/douglascrockford/JSON-js
-  value = fsub (value, "[%z\1-\31\"\\\127]", escapeutf8)
+	value = fsub(value, '[%z\1-\31"\\\127]', escapeutf8)
-  if strfind (value, "[\194\216\220\225\226\239]") then
+	if strfind(value, '[\194\216\220\225\226\239]') then
-    value = fsub (value, "\194[\128-\159\173]", escapeutf8)
+		value = fsub(value, '\194[\128-\159\173]', escapeutf8)
-    value = fsub (value, "\216[\128-\132]", escapeutf8)
+		value = fsub(value, '\216[\128-\132]', escapeutf8)
-    value = fsub (value, "\220\143", escapeutf8)
+		value = fsub(value, '\220\143', escapeutf8)
-    value = fsub (value, "\225\158[\180\181]", escapeutf8)
+		value = fsub(value, '\225\158[\180\181]', escapeutf8)
-    value = fsub (value, "\226\128[\140-\143\168-\175]", escapeutf8)
+		value = fsub(value, '\226\128[\140-\143\168-\175]', escapeutf8)
-    value = fsub (value, "\226\129[\160-\175]", escapeutf8)
+		value = fsub(value, '\226\129[\160-\175]', escapeutf8)
-    value = fsub (value, "\239\187\191", escapeutf8)
+		value = fsub(value, '\239\187\191', escapeutf8)
-    value = fsub (value, "\239\191[\176-\191]", escapeutf8)
+		value = fsub(value, '\239\191[\176-\191]', escapeutf8)
 	end
-  return "\"" .. value .. "\""
+	return '"' .. value .. '"'
 end
 json.quotestring = quotestring
 
@@ -177,37 +185,36 @@ end
 local decpoint, numfilter
 
 local function updatedecpoint()
-  decpoint = strmatch(tostring(0.5), "([^05+])")
+	decpoint = strmatch(tostring(0.5), '([^05+])')
 	-- build a filter that can be used to remove group separators
-  numfilter = "[^0-9%-%+eE" .. gsub(decpoint, "[%^%$%(%)%%%.%[%]%*%+%-%?]", "%%%0") .. "]+"
+	numfilter = '[^0-9%-%+eE' .. gsub(decpoint, '[%^%$%(%)%%%.%[%]%*%+%-%?]', '%%%0') .. ']+'
 end
 
 updatedecpoint()
 
 local function num2str(num)
-  return replace(fsub(tostring(num), numfilter, ""), decpoint, ".")
+	return replace(fsub(tostring(num), numfilter, ''), decpoint, '.')
 end
 
 local function str2num(str)
-  local num = tonumber(replace(str, ".", decpoint))
+	local num = tonumber(replace(str, '.', decpoint))
 	if not num then
 		updatedecpoint()
-    num = tonumber(replace(str, ".", decpoint))
+		num = tonumber(replace(str, '.', decpoint))
 	end
 	return num
 end
 
 local function addnewline2(level, buffer, buflen)
-  buffer[buflen+1] = "\n"
+	buffer[buflen + 1] = '\n'
-  buffer[buflen+2] = strrep ("  ", level)
+	buffer[buflen + 2] = strrep('  ', level)
 	buflen = buflen + 2
 	return buflen
 end
 
 function json.addnewline(state)
 	if state.indent then
-    state.bufferlen = addnewline2 (state.level or 0,
+		state.bufferlen = addnewline2(state.level or 0, state.buffer, state.bufferlen or #state.buffer)
-                           state.buffer, state.bufferlen or #(state.buffer))
 	end
 end
 
@@ -220,13 +227,13 @@ local function addpair (key, value, prev, indent, level, buffer, buflen, tables,
 	end
 	if prev then
 		buflen = buflen + 1
-    buffer[buflen] = ","
+		buffer[buflen] = ','
 	end
 	if indent then
 		buflen = addnewline2(level, buffer, buflen)
 	end
 	buffer[buflen + 1] = quotestring(key)
-  buffer[buflen+2] = ":"
+	buffer[buflen + 2] = ':'
 	return encode2(value, indent, level, buffer, buflen + 2, tables, globalorder, state)
 end
 
@@ -247,13 +254,15 @@ local function exception(reason, value, state, buffer, buflen, defaultmessage)
 	else
 		state.bufferlen = buflen
 		local ret, msg = handler(reason, value, state, defaultmessage)
-    if not ret then return nil, msg or defaultmessage end
+		if not ret then
+			return nil, msg or defaultmessage
+		end
 		return appendcustom(ret, buffer, state)
 	end
 end
 
 function json.encodeexception(_reason, _value, _state, defaultmessage)
-  return quotestring("<" .. defaultmessage .. ">")
+	return quotestring('<' .. defaultmessage .. '>')
 end
 
 encode2 = function(value, indent, level, buffer, buflen, tables, globalorder, state)
@@ -268,17 +277,19 @@ encode2 = function (value, indent, level, buffer, buflen, tables, globalorder, s
 		tables[value] = true
 		state.bufferlen = buflen
 		local ret, msg = valtojson(value, state)
-    if not ret then return exception('custom encoder failed', value, state, buffer, buflen, msg) end
+		if not ret then
+			return exception('custom encoder failed', value, state, buffer, buflen, msg)
+		end
 		tables[value] = nil
 		buflen = appendcustom(ret, buffer, state)
 	elseif value == nil then
 		buflen = buflen + 1
-    buffer[buflen] = "null"
+		buffer[buflen] = 'null'
 	elseif valtype == 'number' then
 		local s
 		if value ~= value or value >= huge or -value >= huge then
 			-- This is the behaviour of the original JSON implementation.
-      s = "null"
+			s = 'null'
 		else
 			s = num2str(value)
 		end
@@ -286,7 +297,7 @@ encode2 = function (value, indent, level, buffer, buflen, tables, globalorder, s
 		buffer[buflen] = s
 	elseif valtype == 'boolean' then
 		buflen = buflen + 1
-    buffer[buflen] = value and "true" or "false"
+		buffer[buflen] = value and 'true' or 'false'
 	elseif valtype == 'string' then
 		buflen = buflen + 1
 		buffer[buflen] = quotestring(value)
@@ -303,21 +314,23 @@ encode2 = function (value, indent, level, buffer, buflen, tables, globalorder, s
 		local msg
 		if isa then -- JSON array
 			buflen = buflen + 1
-      buffer[buflen] = "["
+			buffer[buflen] = '['
 			for i = 1, n do
 				buflen, msg = encode2(value[i], indent, level, buffer, buflen, tables, globalorder, state)
-        if not buflen then return nil, msg end
+				if not buflen then
+					return nil, msg
+				end
 				if i < n then
 					buflen = buflen + 1
-          buffer[buflen] = ","
+					buffer[buflen] = ','
 				end
 			end
 			buflen = buflen + 1
-      buffer[buflen] = "]"
+			buffer[buflen] = ']'
 		else -- JSON object
 			local prev = false
 			buflen = buflen + 1
-      buffer[buflen] = "{"
+			buffer[buflen] = '{'
 			local order = valmeta and valmeta.__jsonorder or globalorder
 			if order then
 				local used = {}
@@ -334,14 +347,18 @@ encode2 = function (value, indent, level, buffer, buflen, tables, globalorder, s
 				for k, v in pairs(value) do
 					if not used[k] then
 						buflen, msg = addpair(k, v, prev, indent, level, buffer, buflen, tables, globalorder, state)
-            if not buflen then return nil, msg end
+						if not buflen then
+							return nil, msg
+						end
 						prev = true -- add a seperator before the next element
 					end
 				end
 			else -- unordered
 				for k, v in pairs(value) do
 					buflen, msg = addpair(k, v, prev, indent, level, buffer, buflen, tables, globalorder, state)
-          if not buflen then return nil, msg end
+					if not buflen then
+						return nil, msg
+					end
 					prev = true -- add a seperator before the next element
 				end
 			end
@@ -349,12 +366,18 @@ encode2 = function (value, indent, level, buffer, buflen, tables, globalorder, s
 				buflen = addnewline2(level - 1, buffer, buflen)
 			end
 			buflen = buflen + 1
-      buffer[buflen] = "}"
+			buffer[buflen] = '}'
 		end
 		tables[value] = nil
 	else
-    return exception ('unsupported type', value, state, buffer, buflen,
+		return exception(
-      "type '" .. valtype .. "' is not supported by JSON.")
+			'unsupported type',
+			value,
+			state,
+			buffer,
+			buflen,
+			"type '" .. valtype .. "' is not supported by JSON."
+		)
 	end
 	return buflen
 end
@@ -365,8 +388,16 @@ function json.encode (value, state)
 	local buffer = oldbuffer or {}
 	state.buffer = buffer
 	updatedecpoint()
-  local ret, msg = encode2 (value, state.indent, state.level or 0,
+	local ret, msg = encode2(
-                   buffer, state.bufferlen or 0, state.tables or {}, state.keyorder, state)
+		value,
+		state.indent,
+		state.level or 0,
+		buffer,
+		state.bufferlen or 0,
+		state.tables or {},
+		state.keyorder,
+		state
+	)
 	if not ret then
 		error(msg, 2)
 	elseif oldbuffer == buffer then
@@ -382,7 +413,7 @@ end
 local function loc(str, where)
 	local line, pos, linepos = 1, 1, 0
 	while true do
-    pos = strfind (str, "\n", pos, true)
+		pos = strfind(str, '\n', pos, true)
 		if pos and pos < where then
 			line = line + 1
 			linepos = pos
@@ -391,27 +422,33 @@ local function loc (str, where)
 			break
 		end
 	end
-  return "line " .. line .. ", column " .. (where - linepos)
+	return 'line ' .. line .. ', column ' .. (where - linepos)
 end
 
 local function unterminated(str, what, where)
-  return nil, strlen (str) + 1, "unterminated " .. what .. " at " .. loc (str, where)
+	return nil, strlen(str) + 1, 'unterminated ' .. what .. ' at ' .. loc(str, where)
 end
 
 local function scanwhite(str, pos)
 	while true do
-    pos = strfind (str, "%S", pos)
+		pos = strfind(str, '%S', pos)
-    if not pos then return nil end
+		if not pos then
+			return nil
+		end
 		local sub2 = strsub(str, pos, pos + 1)
-    if sub2 == "\239\187" and strsub (str, pos + 2, pos + 2) == "\191" then
+		if sub2 == '\239\187' and strsub(str, pos + 2, pos + 2) == '\191' then
 			-- UTF-8 Byte Order Mark
 			pos = pos + 3
-    elseif sub2 == "//" then
+		elseif sub2 == '//' then
-      pos = strfind (str, "[\n\r]", pos + 2)
+			pos = strfind(str, '[\n\r]', pos + 2)
-      if not pos then return nil end
+			if not pos then
-    elseif sub2 == "/*" then
+				return nil
-      pos = strfind (str, "*/", pos + 2)
+			end
-      if not pos then return nil end
+		elseif sub2 == '/*' then
+			pos = strfind(str, '*/', pos + 2)
+			if not pos then
+				return nil
+			end
 			pos = pos + 2
 		else
 			return pos
@@ -420,8 +457,14 @@ local function scanwhite (str, pos)
 end
 
 local escapechars = {
-  ["\""] = "\"", ["\\"] = "\\", ["/"] = "/", ["b"] = "\b", ["f"] = "\f",
+	['"'] = '"',
-  ["n"] = "\n", ["r"] = "\r", ["t"] = "\t"
+	['\\'] = '\\',
+	['/'] = '/',
+	['b'] = '\b',
+	['f'] = '\f',
+	['n'] = '\n',
+	['r'] = '\r',
+	['t'] = '\t',
 }
 
 local function unichar(value)
@@ -430,17 +473,16 @@ local function unichar (value)
 	elseif value <= 0x007f then
 		return strchar(value)
 	elseif value <= 0x07ff then
-    return strchar (0xc0 + floor(value/0x40),
+		return strchar(0xc0 + floor(value / 0x40), 0x80 + (floor(value) % 0x40))
-                    0x80 + (floor(value) % 0x40))
 	elseif value <= 0xffff then
-    return strchar (0xe0 + floor(value/0x1000),
+		return strchar(0xe0 + floor(value / 0x1000), 0x80 + (floor(value / 0x40) % 0x40), 0x80 + (floor(value) % 0x40))
-                    0x80 + (floor(value/0x40) % 0x40),
-                    0x80 + (floor(value) % 0x40))
 	elseif value <= 0x10ffff then
-    return strchar (0xf0 + floor(value/0x40000),
+		return strchar(
+			0xf0 + floor(value / 0x40000),
 			0x80 + (floor(value / 0x1000) % 0x40),
 			0x80 + (floor(value / 0x40) % 0x40),
-                    0x80 + (floor(value) % 0x40))
+			0x80 + (floor(value) % 0x40)
+		)
 	else
 		return nil
 	end
@@ -450,28 +492,28 @@ local function scanstring (str, pos)
 	local lastpos = pos + 1
 	local buffer, n = {}, 0
 	while true do
-    local nextpos = strfind (str, "[\"\\]", lastpos)
+		local nextpos = strfind(str, '["\\]', lastpos)
 		if not nextpos then
-      return unterminated (str, "string", pos)
+			return unterminated(str, 'string', pos)
 		end
 		if nextpos > lastpos then
 			n = n + 1
 			buffer[n] = strsub(str, lastpos, nextpos - 1)
 		end
-    if strsub (str, nextpos, nextpos) == "\"" then
+		if strsub(str, nextpos, nextpos) == '"' then
 			lastpos = nextpos + 1
 			break
 		else
 			local escchar = strsub(str, nextpos + 1, nextpos + 1)
 			local value
-      if escchar == "u" then
+			if escchar == 'u' then
 				value = tonumber(strsub(str, nextpos + 2, nextpos + 5), 16)
 				if value then
 					local value2
 					if 0xD800 <= value and value <= 0xDBff then
 						-- we have the high surrogate of UTF-16. Check if there is a
 						-- low surrogate escaped nearby to combine them.
-            if strsub (str, nextpos + 6, nextpos + 7) == "\\u" then
+						if strsub(str, nextpos + 6, nextpos + 7) == '\\u' then
 							value2 = tonumber(strsub(str, nextpos + 8, nextpos + 11), 16)
 							if value2 and 0xDC00 <= value2 and value2 <= 0xDFFF then
 								value = (value - 0xD800) * 0x400 + (value2 - 0xDC00) + 0x10000
@@ -503,7 +545,7 @@ local function scanstring (str, pos)
 	elseif n > 1 then
 		return concat(buffer), lastpos
 	else
-    return "", lastpos
+		return '', lastpos
 	end
 end
 
@@ -519,35 +561,47 @@ local function scantable (what, closechar, str, startpos, nullval, objectmeta, a
 	end
 	while true do
 		pos = scanwhite(str, pos)
-    if not pos then return unterminated (str, what, startpos) end
+		if not pos then
+			return unterminated(str, what, startpos)
+		end
 		local char = strsub(str, pos, pos)
 		if char == closechar then
 			return tbl, pos + 1
 		end
 		local val1, err
 		val1, pos, err = scanvalue(str, pos, nullval, objectmeta, arraymeta)
-    if err then return nil, pos, err end
+		if err then
+			return nil, pos, err
+		end
 		pos = scanwhite(str, pos)
-    if not pos then return unterminated (str, what, startpos) end
+		if not pos then
+			return unterminated(str, what, startpos)
+		end
 		char = strsub(str, pos, pos)
-    if char == ":" then
+		if char == ':' then
 			if val1 == nil then
-        return nil, pos, "cannot use nil as table index (at " .. loc (str, pos) .. ")"
+				return nil, pos, 'cannot use nil as table index (at ' .. loc(str, pos) .. ')'
 			end
 			pos = scanwhite(str, pos + 1)
-      if not pos then return unterminated (str, what, startpos) end
+			if not pos then
+				return unterminated(str, what, startpos)
+			end
 			local val2
 			val2, pos, err = scanvalue(str, pos, nullval, objectmeta, arraymeta)
-      if err then return nil, pos, err end
+			if err then
+				return nil, pos, err
+			end
 			tbl[val1] = val2
 			pos = scanwhite(str, pos)
-      if not pos then return unterminated (str, what, startpos) end
+			if not pos then
+				return unterminated(str, what, startpos)
+			end
 			char = strsub(str, pos, pos)
 		else
 			n = n + 1
 			tbl[n] = val1
 		end
-    if char == "," then
+		if char == ',' then
 			pos = pos + 1
 		end
 	end
@@ -557,40 +611,40 @@ scanvalue = function (str, pos, nullval, objectmeta, arraymeta)
 	pos = pos or 1
 	pos = scanwhite(str, pos)
 	if not pos then
-    return nil, strlen (str) + 1, "no valid JSON value (reached the end)"
+		return nil, strlen(str) + 1, 'no valid JSON value (reached the end)'
 	end
 	local char = strsub(str, pos, pos)
-  if char == "{" then
+	if char == '{' then
-    return scantable ('object', "}", str, pos, nullval, objectmeta, arraymeta)
+		return scantable('object', '}', str, pos, nullval, objectmeta, arraymeta)
-  elseif char == "[" then
+	elseif char == '[' then
-    return scantable ('array', "]", str, pos, nullval, objectmeta, arraymeta)
+		return scantable('array', ']', str, pos, nullval, objectmeta, arraymeta)
-  elseif char == "\"" then
+	elseif char == '"' then
 		return scanstring(str, pos)
 	else
-    local pstart, pend = strfind (str, "^%-?[%d%.]+[eE]?[%+%-]?%d*", pos)
+		local pstart, pend = strfind(str, '^%-?[%d%.]+[eE]?[%+%-]?%d*', pos)
 		if pstart then
 			local number = str2num(strsub(str, pstart, pend))
 			if number then
 				return number, pend + 1
 			end
 		end
-    pstart, pend = strfind (str, "^%a%w*", pos)
+		pstart, pend = strfind(str, '^%a%w*', pos)
 		if pstart then
 			local name = strsub(str, pstart, pend)
-      if name == "true" then
+			if name == 'true' then
 				return true, pend + 1
-      elseif name == "false" then
+			elseif name == 'false' then
 				return false, pend + 1
-      elseif name == "null" then
+			elseif name == 'null' then
 				return nullval, pend + 1
 			end
 		end
-    return nil, pos, "no valid JSON value at " .. loc (str, pos)
+		return nil, pos, 'no valid JSON value at ' .. loc(str, pos)
 	end
 end
 
 local function optionalmetatables(...)
-  if select("#", ...) > 0 then
+	if select('#', ...) > 0 then
 		return ...
 	else
 		return { __jsontype = 'object' }, { __jsontype = 'array' }
@@ -603,10 +657,10 @@ function json.decode (str, pos, nullval, ...)
 end
 
 function json.use_lpeg()
-  local g = require ("lpeg")
+	local g = require('lpeg')
 
-  if g.version() == "0.11" then
+	if g.version() == '0.11' then
-    error "due to a bug in LPeg 0.11, it cannot be used for JSON matching"
+		error('due to a bug in LPeg 0.11, it cannot be used for JSON matching')
 	end
 
 	local pegmatch = g.match
@@ -614,7 +668,7 @@ function json.use_lpeg ()
 
 	local function ErrorCall(str, pos, msg, state)
 		if not state.msg then
-      state.msg = msg .. " at " .. loc (str, pos)
+			state.msg = msg .. ' at ' .. loc(str, pos)
 			state.pos = pos
 		end
 		return false
@@ -625,20 +679,20 @@ function json.use_lpeg ()
 	end
 
 	local function ErrorUnterminatedCall(str, pos, what, state)
-    return ErrorCall (str, pos - 1, "unterminated " .. what, state)
+		return ErrorCall(str, pos - 1, 'unterminated ' .. what, state)
 	end
 
-  local SingleLineComment = P"//" * (1 - S"\n\r")^0
+	local SingleLineComment = P('//') * (1 - S('\n\r')) ^ 0
-  local MultiLineComment = P"/*" * (1 - P"*/")^0 * P"*/"
+	local MultiLineComment = P('/*') * (1 - P('*/')) ^ 0 * P('*/')
-  local Space = (S" \n\r\t" + P"\239\187\191" + SingleLineComment + MultiLineComment)^0
+	local Space = (S(' \n\r\t') + P('\239\187\191') + SingleLineComment + MultiLineComment) ^ 0
 
 	local function ErrUnterminated(what)
 		return g.Cmt(g.Cc(what) * g.Carg(2), ErrorUnterminatedCall)
 	end
 
-  local PlainChar = 1 - S"\"\\\n\r"
+	local PlainChar = 1 - S('"\\\n\r')
-  local EscapeSequence = (P"\\" * g.C (S"\"\\/bfnrt" + Err "unsupported escape sequence")) / escapechars
+	local EscapeSequence = (P('\\') * g.C(S('"\\/bfnrt') + Err('unsupported escape sequence'))) / escapechars
-  local HexDigit = R("09", "af", "AF")
+	local HexDigit = R('09', 'af', 'AF')
 	local function UTF16Surrogate(_match, _pos, high, low)
 		high, low = tonumber(high, 16), tonumber(low, 16)
 		if 0xD800 <= high and high <= 0xDBff and 0xDC00 <= low and low <= 0xDFFF then
@@ -650,15 +704,15 @@ function json.use_lpeg ()
 	local function UTF16BMP(hex)
 		return unichar(tonumber(hex, 16))
 	end
-  local U16Sequence = (P"\\u" * g.C (HexDigit * HexDigit * HexDigit * HexDigit))
+	local U16Sequence = (P('\\u') * g.C(HexDigit * HexDigit * HexDigit * HexDigit))
 	local UnicodeEscape = g.Cmt(U16Sequence * U16Sequence, UTF16Surrogate) + U16Sequence / UTF16BMP
 	local Char = UnicodeEscape + EscapeSequence + PlainChar
-  local String = P"\"" * (g.Cs (Char ^ 0) * P"\"" + ErrUnterminated "string")
+	local String = P('"') * (g.Cs(Char ^ 0) * P('"') + ErrUnterminated('string'))
-  local Integer = P"-"^(-1) * (P"0" + (R"19" * R"09"^0))
+	local Integer = P('-') ^ -1 * (P('0') + (R('19') * R('09') ^ 0))
-  local Fractal = P"." * R"09"^0
+	local Fractal = P('.') * R('09') ^ 0
-  local Exponent = (S"eE") * (S"+-")^(-1) * R"09"^1
+	local Exponent = (S('eE')) * (S('+-')) ^ -1 * R('09') ^ 1
-  local Number = (Integer * Fractal^(-1) * Exponent^(-1))/str2num
+	local Number = (Integer * Fractal ^ -1 * Exponent ^ -1) / str2num
-  local Constant = P"true" * g.Cc (true) + P"false" * g.Cc (false) + P"null" * g.Carg (1)
+	local Constant = P('true') * g.Cc(true) + P('false') * g.Cc(false) + P('null') * g.Carg(1)
 	local SimpleValue = Number + String + Constant
 	local ArrayContent, ObjectContent
 
@@ -672,7 +726,7 @@ function json.use_lpeg ()
 		repeat
 			obj, cont, npos = pegmatch(ArrayContent, str, pos, nullval, state)
 			if cont == 'end' then
-        return ErrorUnterminatedCall (str, start, "array", state)
+				return ErrorUnterminatedCall(str, start, 'array', state)
 			end
 			pos = npos
 			if cont == 'cont' or cont == 'last' then
@@ -691,7 +745,7 @@ function json.use_lpeg ()
 		repeat
 			key, obj, cont, npos = pegmatch(ObjectContent, str, pos, nullval, state)
 			if cont == 'end' then
-        return ErrorUnterminatedCall (str, start, "object", state)
+				return ErrorUnterminatedCall(str, start, 'object', state)
 			end
 			pos = npos
 			if cont == 'cont' or cont == 'last' then
@@ -701,16 +755,23 @@ function json.use_lpeg ()
 		return pos, setmetatable(t, state.objectmeta)
 	end
 
-  local Array = P"[" * g.Cmt (g.Carg(1) * g.Carg(2), parsearray)
+	local Array = P('[') * g.Cmt(g.Carg(1) * g.Carg(2), parsearray)
-  local Object = P"{" * g.Cmt (g.Carg(1) * g.Carg(2), parseobject)
+	local Object = P('{') * g.Cmt(g.Carg(1) * g.Carg(2), parseobject)
 	local Value = Space * (Array + Object + SimpleValue)
-  local ExpectedValue = Value + Space * Err "value expected"
+	local ExpectedValue = Value + Space * Err('value expected')
-  local ExpectedKey = String + Err "key expected"
+	local ExpectedKey = String + Err('key expected')
-  local End = P(-1) * g.Cc'end'
+	local End = P(-1) * g.Cc('end')
-  local ErrInvalid = Err "invalid JSON"
+	local ErrInvalid = Err('invalid JSON')
-  ArrayContent = (Value * Space * (P"," * g.Cc'cont' + P"]" * g.Cc'last'+ End + ErrInvalid)  + g.Cc(nil) * (P"]" * g.Cc'empty' + End  + ErrInvalid)) * g.Cp()
+	ArrayContent = (
-  local Pair = g.Cg (Space * ExpectedKey * Space * (P":" + Err "colon expected") * ExpectedValue)
+		Value * Space * (P(',') * g.Cc('cont') + P(']') * g.Cc('last') + End + ErrInvalid)
-  ObjectContent = (g.Cc(nil) * g.Cc(nil) * P"}" * g.Cc'empty' + End + (Pair * Space * (P"," * g.Cc'cont' + P"}" * g.Cc'last' + End + ErrInvalid) + ErrInvalid)) * g.Cp()
+		+ g.Cc(nil) * (P(']') * g.Cc('empty') + End + ErrInvalid)
+	) * g.Cp()
+	local Pair = g.Cg(Space * ExpectedKey * Space * (P(':') + Err('colon expected')) * ExpectedValue)
+	ObjectContent = (
+		g.Cc(nil) * g.Cc(nil) * P('}') * g.Cc('empty')
+		+ End
+		+ (Pair * Space * (P(',') * g.Cc('cont') + P('}') * g.Cc('last') + End + ErrInvalid) + ErrInvalid)
+	) * g.Cp()
 	local DecodeValue = ExpectedValue * g.Cp()
 
 	jsonlpeg.version = json.version
@@ -733,7 +794,9 @@ function json.use_lpeg ()
 	end
 
 	-- cache result of this function:
-  json.use_lpeg = function () return jsonlpeg end
+	json.use_lpeg = function()
+		return jsonlpeg
+	end
 	jsonlpeg.use_lpeg = json.use_lpeg
 
 	return jsonlpeg
@@ -744,4 +807,3 @@ if always_use_lpeg then
 end
 
 return json
-

awesome/lain/util/init.lua

@@ -11,24 +11,26 @@
 
 --]]
 
-local awful        = require("awful")
+local awful = require('awful')
 local sqrt = math.sqrt
 local pairs = pairs
 local client = client
 local tonumber = tonumber
-local wrequire     = require("lain.helpers").wrequire
+local wrequire = require('lain.helpers').wrequire
 local setmetatable = setmetatable
 
 -- Lain utilities submodule
 -- lain.util
-local util = { _NAME = "lain.util" }
+local util = { _NAME = 'lain.util' }
 
 -- Like awful.menu.clients, but only show clients of currently selected tags
 function util.menu_clients_current_tags(menu, args)
 	-- List of currently selected tags.
 	local cls_tags = awful.screen.focused().selected_tags
 
-    if cls_tags == nil then return nil end
+	if cls_tags == nil then
+		return nil
+	end
 
 	-- Final list of menu items.
 	local cls_t = {}
@@ -40,22 +42,28 @@ function util.menu_clients_current_tags(menu, args)
 		local cls = t:clients()
 
 		for _, c in pairs(cls) do
-            cls_t[#cls_t + 1] = { awful.util.escape(c.name) or "",
+			cls_t[#cls_t + 1] = {
+				awful.util.escape(c.name) or '',
 				function()
 					c.minimized = false
 					client.focus = c
 					c:raise()
 				end,
-                                  c.icon }
+				c.icon,
+			}
 		end
 	end
 
 	-- No clients? Then quit.
-    if #cls_t <= 0 then return nil end
+	if #cls_t <= 0 then
+		return nil
+	end
 
 	-- menu may contain some predefined values, otherwise start with a
 	-- fresh menu.
-    if not menu then menu = {} end
+	if not menu then
+		menu = {}
+	end
 
 	-- Set the list of items and show the menu.
 	menu.items = cls_t
@@ -79,7 +87,9 @@ end
 -- https://github.com/lcpz/lain/issues/195
 function util.mc(c, width_f, height_f)
 	c = c or util.magnified_client
-    if not c then return end
+	if not c then
+		return
+	end
 
 	c.floating = true
 	local s = awful.screen.focused()
@@ -91,7 +101,9 @@ function util.mc(c, width_f, height_f)
 	g.x = mg.x + (mg.width - g.width) / 2
 	g.y = mg.y + (mg.height - g.height) / 2
 
-    if c then c:geometry(g) end -- if c is still a valid object
+	if c then
+		c:geometry(g)
+	end -- if c is still a valid object
 end
 
 -- Non-empty tag browsing
@@ -133,29 +145,35 @@ end
 
 -- Add a new tag
 function util.add_tag(layout)
-    awful.prompt.run {
+	awful.prompt.run({
-        prompt       = "New tag name: ",
+		prompt = 'New tag name: ',
 		textbox = awful.screen.focused().mypromptbox.widget,
 		exe_callback = function(name)
-            if not name or #name == 0 then return end
+			if not name or #name == 0 then
-            awful.tag.add(name, { screen = awful.screen.focused(), layout = layout or awful.layout.suit.tile }):view_only()
+				return
 			end
-    }
+			awful.tag
+				.add(name, { screen = awful.screen.focused(), layout = layout or awful.layout.suit.tile })
+				:view_only()
+		end,
+	})
 end
 
 -- Rename current tag
 function util.rename_tag()
-    awful.prompt.run {
+	awful.prompt.run({
-        prompt       = "Rename tag: ",
+		prompt = 'Rename tag: ',
 		textbox = awful.screen.focused().mypromptbox.widget,
 		exe_callback = function(new_name)
-            if not new_name or #new_name == 0 then return end
+			if not new_name or #new_name == 0 then
+				return
+			end
 			local t = awful.screen.focused().selected_tag
 			if t then
 				t.name = new_name
 			end
-        end
+		end,
-    }
+	})
 end
 
 -- Move current tag
@@ -173,7 +191,9 @@ end
 -- Any rule set on the tag shall be broken
 function util.delete_tag()
 	local t = awful.screen.focused().selected_tag
-    if not t then return end
+	if not t then
+		return
+	end
 	t:delete()
 end
 

awesome/lain/util/markup.lua

@@ -15,13 +15,27 @@ local setmetatable = setmetatable
 local markup = { fg = {}, bg = {} }
 
 -- Convenience tags
-function markup.bold(text)      return format("<b>%s</b>",         text) end
+function markup.bold(text)
-function markup.italic(text)    return format("<i>%s</i>",         text) end
+	return format('<b>%s</b>', text)
-function markup.strike(text)    return format("<s>%s</s>",         text) end
+end
-function markup.underline(text) return format("<u>%s</u>",         text) end
+function markup.italic(text)
-function markup.monospace(text) return format("<tt>%s</tt>",       text) end
+	return format('<i>%s</i>', text)
-function markup.big(text)       return format("<big>%s</big>",     text) end
+end
-function markup.small(text)     return format("<small>%s</small>", text) end
+function markup.strike(text)
+	return format('<s>%s</s>', text)
+end
+function markup.underline(text)
+	return format('<u>%s</u>', text)
+end
+function markup.monospace(text)
+	return format('<tt>%s</tt>', text)
+end
+function markup.big(text)
+	return format('<big>%s</big>', text)
+end
+function markup.small(text)
+	return format('<small>%s</small>', text)
+end
 
 -- Set the font
 function markup.font(font, text)
@@ -59,8 +73,20 @@ function markup.fontcolor(font, fg, bg, text)
 end
 
 -- link markup.{fg,bg}(...) calls to markup.{fg,bg}.color(...)
-setmetatable(markup.fg, { __call = function(_, ...) return markup.fg.color(...) end })
+setmetatable(markup.fg, {
-setmetatable(markup.bg, { __call = function(_, ...) return markup.bg.color(...) end })
+	__call = function(_, ...)
+		return markup.fg.color(...)
+	end,
+})
+setmetatable(markup.bg, {
+	__call = function(_, ...)
+		return markup.bg.color(...)
+	end,
+})
 
 -- link markup(...) calls to markup.fg.color(...)
-return setmetatable(markup, { __call = function(_, ...) return markup.fg.color(...) end })
+return setmetatable(markup, {
+	__call = function(_, ...)
+		return markup.fg.color(...)
+	end,
+})

awesome/lain/util/menu_iterator.lua

@@ -10,9 +10,9 @@
 -- Menu iterator with Naughty notifications
 -- lain.util.menu_iterator
 
-local naughty = require("naughty")
+local naughty = require('naughty')
-local helpers = require("lain.helpers")
+local helpers = require('lain.helpers')
-local atable  = require("awful.util").table
+local atable = require('awful.util').table
 local assert = assert
 local pairs = pairs
 local tconcat = table.concat
@@ -27,7 +27,9 @@ local function naughty_destroy_callback(reason)
 		if actions then
 			for _, action in pairs(actions) do
 				-- don't try to call nil callbacks
-                if action then action() end
+				if action then
+					action()
+				end
 			end
 			state.index = nil
 		end
@@ -56,7 +58,7 @@ local function iterate(menu, timeout, icon)
 	state.index = state.index + 1
 
 	if not next then
-        label = "Cancel"
+		label = 'Cancel'
 		state.index = nil
 	else
 		label, _ = unpack(next)
@@ -68,7 +70,7 @@ local function iterate(menu, timeout, icon)
 		timeout = timeout,
 		screen = mouse.screen,
 		replaces_id = state.cid,
-        destroy     = naughty_destroy_callback
+		destroy = naughty_destroy_callback,
 	}).id
 end
 
@@ -101,7 +103,8 @@ local function menu(args)
 	local rejected_cb = args.rejected_cb
 	local extra_choices = args.extra_choices or {}
 
-    local ch_combinations = args.combination == "powerset" and helpers.powerset(choices) or helpers.trivial_partition_set(choices)
+	local ch_combinations = args.combination == 'powerset' and helpers.powerset(choices)
+		or helpers.trivial_partition_set(choices)
 
 	for _, c in pairs(extra_choices) do
 		ch_combinations = atable.join(ch_combinations, { { c[1] } })
@@ -116,14 +119,18 @@ local function menu(args)
 			-- selected choices
 			for _, ch in pairs(c) do
 				if atable.hasitem(choices, ch) then
-                    cbs[#cbs + 1] = selected_cb and function() selected_cb(ch) end or nil
+					cbs[#cbs + 1] = selected_cb and function()
+						selected_cb(ch)
+					end or nil
 				end
 			end
 
 			-- rejected choices
 			for _, ch in pairs(choices) do
 				if not atable.hasitem(c, ch) and atable.hasitem(choices, ch) then
-                    cbs[#cbs + 1] = rejected_cb and function() rejected_cb(ch) end or nil
+					cbs[#cbs + 1] = rejected_cb and function()
+						rejected_cb(ch)
+					end or nil
 				end
 			end
 
@@ -134,7 +141,7 @@ local function menu(args)
 				end
 			end
 
-            m[#m + 1] = { name .. ": " .. tconcat(c, " + "), cbs }
+			m[#m + 1] = { name .. ': ' .. tconcat(c, ' + '), cbs }
 		end
 	end
 

awesome/lain/util/quake.lua

@@ -6,7 +6,7 @@
 
 --]]
 
-local awful        = require("awful")
+local awful = require('awful')
 local capi = { client = client }
 local math = math
 local string = string
@@ -22,12 +22,15 @@ local quake = {}
 -- run into problems with focus.
 
 function quake:display()
-    if self.followtag then self.screen = awful.screen.focused() end
+	if self.followtag then
+		self.screen = awful.screen.focused()
+	end
 
 	-- First, we locate the client
 	local client = nil
 	local i = 0
-    for c in awful.client.iterate(function (c)
+	for c in
+		awful.client.iterate(function(c)
 			-- c.name may be changed!
 			return c.instance == self.name
 		end)
@@ -46,12 +49,13 @@ function quake:display()
 		end
 	end
 
-    if not client and not self.visible then return end
+	if not client and not self.visible then
+		return
+	end
 
 	if not client then
 		-- The client does not exist, we spawn it
-        local cmd = string.format("%s %s %s", self.app,
+		local cmd = string.format('%s %s %s', self.app, string.format(self.argname, self.name), self.extra)
-              string.format(self.argname, self.name), self.extra)
 		awful.spawn(cmd, { tag = self.screen.selected_tag })
 		return
 	end
@@ -71,7 +75,9 @@ function quake:display()
 	client.skip_taskbar = true
 
 	-- Additional user settings
-    if self.settings then self.settings(client) end
+	if self.settings then
+		self.settings(client)
+	end
 
 	-- Toggle display
 	if self.visible then
@@ -108,22 +114,36 @@ function quake:compute_size()
 			geom = screen[self.screen.index].geometry
 		end
 		local width, height = self.width, self.height
-        if width  <= 1 then width = math.floor(geom.width * width) - 2 * self.border end
+		if width <= 1 then
-        if height <= 1 then height = math.floor(geom.height * height) end
+			width = math.floor(geom.width * width) - 2 * self.border
+		end
+		if height <= 1 then
+			height = math.floor(geom.height * height)
+		end
 		local x, y
-        if     self.horiz == "left"  then x = geom.x
+		if self.horiz == 'left' then
-        elseif self.horiz == "right" then x = geom.width + geom.x - width
+			x = geom.x
-        else   x = geom.x + (geom.width - width)/2 end
+		elseif self.horiz == 'right' then
-        if     self.vert == "top"    then y = geom.y
+			x = geom.width + geom.x - width
-        elseif self.vert == "bottom" then y = geom.height + geom.y - height
+		else
-        else   y = geom.y + (geom.height - height)/2 end
+			x = geom.x + (geom.width - width) / 2
+		end
+		if self.vert == 'top' then
+			y = geom.y
+		elseif self.vert == 'bottom' then
+			y = geom.height + geom.y - height
+		else
+			y = geom.y + (geom.height - height) / 2
+		end
 		self.geometry[self.screen.index] = { x = x, y = y, width = width, height = height }
 	end
 	return self.geometry[self.screen.index]
 end
 
 function quake:toggle()
-     if self.followtag then self.screen = awful.screen.focused() end
+	if self.followtag then
+		self.screen = awful.screen.focused()
+	end
 	local current_tag = self.screen.selected_tag
 	if current_tag and self.last_tag ~= current_tag and self.visible then
 		local c = self:display()
@@ -139,10 +159,10 @@ end
 function quake.new(conf)
 	conf = conf or {}
 
-    conf.app        = conf.app       or "xterm"    -- application to spawn
+	conf.app = conf.app or 'xterm' -- application to spawn
-    conf.name       = conf.name      or "QuakeDD"  -- window name
+	conf.name = conf.name or 'QuakeDD' -- window name
-    conf.argname    = conf.argname   or "-name %s" -- how to specify window name
+	conf.argname = conf.argname or '-name %s' -- how to specify window name
-    conf.extra      = conf.extra     or ""         -- extra arguments
+	conf.extra = conf.extra or '' -- extra arguments
 	conf.border = conf.border or 1 -- client border width
 	conf.visible = conf.visible or false -- initially not visible
 	conf.followtag = conf.followtag or false -- spawn on currently focused screen
@@ -153,8 +173,8 @@ function quake.new(conf)
 	-- If width or height <= 1 this is a proportion of the workspace
 	conf.height = conf.height or 0.25 -- height
 	conf.width = conf.width or 1 -- width
-    conf.vert       = conf.vert      or "top"      -- top, bottom or center
+	conf.vert = conf.vert or 'top' -- top, bottom or center
-    conf.horiz      = conf.horiz     or "left"     -- left, right or center
+	conf.horiz = conf.horiz or 'left' -- left, right or center
 	conf.geometry = {} -- internal use
 
 	conf.maximized = false
@@ -162,12 +182,12 @@ function quake.new(conf)
 
 	local dropdown = setmetatable(conf, { __index = quake })
 
-    capi.client.connect_signal("manage", function(c)
+	capi.client.connect_signal('manage', function(c)
 		if c.instance == dropdown.name and c.screen == dropdown.screen then
 			dropdown:display()
 		end
 	end)
-    capi.client.connect_signal("unmanage", function(c)
+	capi.client.connect_signal('unmanage', function(c)
 		if c.instance == dropdown.name and c.screen == dropdown.screen then
 			dropdown.visible = false
 		end
@@ -176,4 +196,8 @@ function quake.new(conf)
 	return dropdown
 end
 
-return setmetatable(quake, { __call = function(_, ...) return quake.new(...) end })
+return setmetatable(quake, {
+	__call = function(_, ...)
+		return quake.new(...)
+	end,
+})

awesome/lain/util/separators.lua

@@ -6,9 +6,9 @@
 
 --]]
 
-local wibox = require("wibox")
+local wibox = require('wibox')
-local gears = require("gears")
+local gears = require('gears')
-local beautiful = require("beautiful")
+local beautiful = require('beautiful')
 
 -- Lain Cairo separators util submodule
 -- lain.util.separators
@@ -29,11 +29,11 @@ function separators.arrow_right(col1, col2)
 	widget.update = function(_, _)
 		widget.col1 = col1
 		widget.col2 = col2
-        widget:emit_signal("widget::redraw_needed")
+		widget:emit_signal('widget::redraw_needed')
 	end
 
 	widget.draw = function(_, _, cr, width, height)
-        if widget.col2 ~= "alpha" then
+		if widget.col2 ~= 'alpha' then
 			cr:set_source_rgba(gears.color.parse_color(widget.col2))
 			cr:new_path()
 			cr:move_to(0, 0)
@@ -50,7 +50,7 @@ function separators.arrow_right(col1, col2)
 			cr:fill()
 		end
 
-        if widget.col1 ~= "alpha" then
+		if widget.col1 ~= 'alpha' then
 			cr:set_source_rgba(gears.color.parse_color(widget.col1))
 			cr:new_path()
 			cr:move_to(0, 0)
@@ -77,11 +77,11 @@ function separators.arrow_left(col1, col2)
 	widget.update = function(c1, c2)
 		widget.col1 = c1
 		widget.col2 = c2
-        widget:emit_signal("widget::redraw_needed")
+		widget:emit_signal('widget::redraw_needed')
 	end
 
 	widget.draw = function(_, _, cr, width, height)
-        if widget.col1 ~= "alpha" then
+		if widget.col1 ~= 'alpha' then
 			cr:set_source_rgba(gears.color.parse_color(widget.col1))
 			cr:new_path()
 			cr:move_to(width, 0)
@@ -98,7 +98,7 @@ function separators.arrow_left(col1, col2)
 			cr:fill()
 		end
 
-        if widget.col2 ~= "alpha" then
+		if widget.col2 ~= 'alpha' then
 			cr:new_path()
 			cr:move_to(width, 0)
 			cr:line_to(0, height / 2)

awesome/lain/widget/alsa.lua

@@ -6,9 +6,9 @@
 
 --]]
 
-local helpers = require("lain.helpers")
+local helpers = require('lain.helpers')
-local shell   = require("awful.util").shell
+local shell = require('awful.util').shell
-local wibox   = require("wibox")
+local wibox = require('wibox')
 local string = string
 
 -- ALSA volume
@@ -20,22 +20,25 @@ local function factory(args)
 	local timeout = args.timeout or 5
 	local settings = args.settings or function() end
 
-    alsa.cmd           = args.cmd or "amixer"
+	alsa.cmd = args.cmd or 'amixer'
-    alsa.channel       = args.channel or "Master"
+	alsa.channel = args.channel or 'Master'
 	alsa.togglechannel = args.togglechannel
 
-    local format_cmd = string.format("%s get %s", alsa.cmd, alsa.channel)
+	local format_cmd = string.format('%s get %s', alsa.cmd, alsa.channel)
 
 	if alsa.togglechannel then
-        format_cmd = { shell, "-c", string.format("%s get %s; %s get %s",
+		format_cmd = {
-        alsa.cmd, alsa.channel, alsa.cmd, alsa.togglechannel) }
+			shell,
+			'-c',
+			string.format('%s get %s; %s get %s', alsa.cmd, alsa.channel, alsa.cmd, alsa.togglechannel),
+		}
 	end
 
 	alsa.last = {}
 
 	function alsa.update()
 		helpers.async(format_cmd, function(mixer)
-            local l,s = string.match(mixer, "([%d]+)%%.*%[([%l]*)")
+			local l, s = string.match(mixer, '([%d]+)%%.*%[([%l]*)')
 			l = tonumber(l)
 			if alsa.last.level ~= l or alsa.last.status ~= s then
 				volume_now = { level = l, status = s }
@@ -46,7 +49,7 @@ local function factory(args)
 		end)
 	end
 
-    helpers.newtimer(string.format("alsa-%s-%s", alsa.cmd, alsa.channel), timeout, alsa.update)
+	helpers.newtimer(string.format('alsa-%s-%s', alsa.cmd, alsa.channel), timeout, alsa.update)
 
 	return alsa
 end

awesome/lain/widget/alsabar.lua

@@ -6,10 +6,10 @@
 
 --]]
 
-local helpers  = require("lain.helpers")
+local helpers = require('lain.helpers')
-local awful    = require("awful")
+local awful = require('awful')
-local naughty  = require("naughty")
+local naughty = require('naughty')
-local wibox    = require("wibox")
+local wibox = require('wibox')
 local math = math
 local string = string
 local type = type
@@ -21,13 +21,13 @@ local tonumber = tonumber
 local function factory(args)
 	local alsabar = {
 		colors = {
-            background = "#000000",
+			background = '#000000',
-            mute       = "#EB8F8F",
+			mute = '#EB8F8F',
-            unmute     = "#A4CE8A"
+			unmute = '#A4CE8A',
 		},
 
 		_current_level = 0,
-        _playback      = "off"
+		_playback = 'off',
 	}
 
 	args = args or {}
@@ -39,30 +39,33 @@ local function factory(args)
 	local margins = args.margins or 1
 	local ticks = args.ticks or false
 	local ticks_size = args.ticks_size or 7
-    local tick       = args.tick or "|"
+	local tick = args.tick or '|'
-    local tick_pre   = args.tick_pre or "["
+	local tick_pre = args.tick_pre or '['
-    local tick_post  = args.tick_post or "]"
+	local tick_post = args.tick_post or ']'
-    local tick_none  = args.tick_none or " "
+	local tick_none = args.tick_none or ' '
 
-    alsabar.cmd                 = args.cmd or "amixer"
+	alsabar.cmd = args.cmd or 'amixer'
-    alsabar.channel             = args.channel or "Master"
+	alsabar.channel = args.channel or 'Master'
 	alsabar.togglechannel = args.togglechannel
 	alsabar.colors = args.colors or alsabar.colors
 	alsabar.followtag = args.followtag or false
 	alsabar.notification_preset = args.notification_preset
 
 	if not alsabar.notification_preset then
-        alsabar.notification_preset = { font = "Monospace 10" }
+		alsabar.notification_preset = { font = 'Monospace 10' }
 	end
 
-    local format_cmd = string.format("%s get %s", alsabar.cmd, alsabar.channel)
+	local format_cmd = string.format('%s get %s', alsabar.cmd, alsabar.channel)
 
 	if alsabar.togglechannel then
-        format_cmd = { awful.util.shell, "-c", string.format("%s get %s; %s get %s",
+		format_cmd = {
-        alsabar.cmd, alsabar.channel, alsabar.cmd, alsabar.togglechannel) }
+			awful.util.shell,
+			'-c',
+			string.format('%s get %s; %s get %s', alsabar.cmd, alsabar.channel, alsabar.cmd, alsabar.togglechannel),
+		}
 	end
 
-    alsabar.bar = wibox.widget {
+	alsabar.bar = wibox.widget({
 		color = alsabar.colors.unmute,
 		background_color = alsabar.colors.background,
 		forced_height = height,
@@ -71,38 +74,42 @@ local function factory(args)
 		paddings = margins,
 		ticks = ticks,
 		ticks_size = ticks_size,
-        widget           = wibox.widget.progressbar
+		widget = wibox.widget.progressbar,
-    }
+	})
 
 	alsabar.tooltip = awful.tooltip({ objects = { alsabar.bar } })
 
 	function alsabar.update(callback)
 		helpers.async(format_cmd, function(mixer)
-            local vol, playback = string.match(mixer, "([%d]+)%%.*%[([%l]*)")
+			local vol, playback = string.match(mixer, '([%d]+)%%.*%[([%l]*)')
 
-            if not vol or not playback then return end
+			if not vol or not playback then
+				return
+			end
 
 			if vol ~= alsabar._current_level or playback ~= alsabar._playback then
 				alsabar._current_level = tonumber(vol)
 				alsabar.bar:set_value(alsabar._current_level / 100)
-                if alsabar._current_level == 0 or playback == "off" then
+				if alsabar._current_level == 0 or playback == 'off' then
 					alsabar._playback = playback
-                    alsabar.tooltip:set_text("[Muted]")
+					alsabar.tooltip:set_text('[Muted]')
 					alsabar.bar.color = alsabar.colors.mute
 				else
-                    alsabar._playback = "on"
+					alsabar._playback = 'on'
-                    alsabar.tooltip:set_text(string.format("%s: %s", alsabar.channel, vol))
+					alsabar.tooltip:set_text(string.format('%s: %s', alsabar.channel, vol))
 					alsabar.bar.color = alsabar.colors.unmute
 				end
 
 				volume_now = {
 					level = alsabar._current_level,
-                    status = alsabar._playback
+					status = alsabar._playback,
 				}
 
 				settings()
 
-                if type(callback) == "function" then callback() end
+				if type(callback) == 'function' then
+					callback()
+				end
 			end
 		end)
 	end
@@ -111,10 +118,10 @@ local function factory(args)
 		alsabar.update(function()
 			local preset = alsabar.notification_preset
 
-            preset.title = string.format("%s - %s%%", alsabar.channel, alsabar._current_level)
+			preset.title = string.format('%s - %s%%', alsabar.channel, alsabar._current_level)
 
-            if alsabar._playback == "off" then
+			if alsabar._playback == 'off' then
-                preset.title = preset.title .. " Muted"
+				preset.title = preset.title .. ' Muted'
 			end
 
 			-- tot is the maximum number of ticks to display in the notification
@@ -125,7 +132,7 @@ local function factory(args)
 				-- if we can grab mywibox, tot is defined as its height if
 				-- horizontal, or width otherwise
 				if wib then
-                    if wib.position == "left" or wib.position == "right" then
+					if wib.position == 'left' or wib.position == 'right' then
 						tot = wib.width
 					else
 						tot = wib.height
@@ -137,28 +144,27 @@ local function factory(args)
 			end
 
 			local int = math.modf((alsabar._current_level / 100) * tot)
-            preset.text = string.format(
+			preset.text =
-                "%s%s%s%s",
+				string.format('%s%s%s%s', tick_pre, string.rep(tick, int), string.rep(tick_none, tot - int), tick_post)
-                tick_pre,
-                string.rep(tick, int),
-                string.rep(tick_none, tot - int),
-                tick_post
-            )
 
-            if alsabar.followtag then preset.screen = awful.screen.focused() end
+			if alsabar.followtag then
+				preset.screen = awful.screen.focused()
+			end
 
 			if not alsabar.notification then
-                alsabar.notification = naughty.notify {
+				alsabar.notification = naughty.notify({
 					preset = preset,
-                    destroy = function() alsabar.notification = nil end
+					destroy = function()
-                }
+						alsabar.notification = nil
+					end,
+				})
 			else
 				naughty.replace_text(alsabar.notification, preset.title, preset.text)
 			end
 		end)
 	end
 
-    helpers.newtimer(string.format("alsabar-%s-%s", alsabar.cmd, alsabar.channel), timeout, alsabar.update)
+	helpers.newtimer(string.format('alsabar-%s-%s', alsabar.cmd, alsabar.channel), timeout, alsabar.update)
 
 	return alsabar
 end

awesome/lain/widget/bat.lua

@@ -6,10 +6,10 @@
 
 --]]
 
-local helpers  = require("lain.helpers")
+local helpers = require('lain.helpers')
-local fs       = require("gears.filesystem")
+local fs = require('gears.filesystem')
-local naughty  = require("naughty")
+local naughty = require('naughty')
-local wibox    = require("wibox")
+local wibox = require('wibox')
 local math = math
 local string = string
 local ipairs = ipairs
@@ -19,10 +19,10 @@ local tonumber = tonumber
 -- lain.widget.bat
 
 local function factory(args)
-    local pspath = args.pspath or "/sys/class/power_supply/"
+	local pspath = args.pspath or '/sys/class/power_supply/'
 
 	if not fs.is_dir(pspath) then
-        naughty.notify { text = "lain.widget.bat: invalid power supply path", timeout = 0 }
+		naughty.notify({ text = 'lain.widget.bat: invalid power supply path', timeout = 0 })
 		return
 	end
 
@@ -30,64 +30,66 @@ local function factory(args)
 
 	local bat = { widget = args.widget or wibox.widget.textbox() }
 	local timeout = args.timeout or 30
-    local notify      = args.notify or "on"
+	local notify = args.notify or 'on'
 	local full_notify = args.full_notify or notify
 	local n_perc = args.n_perc or { 5, 15 }
 	local batteries = args.batteries or (args.battery and { args.battery }) or {}
-    local ac          = args.ac or "AC0"
+	local ac = args.ac or 'AC0'
 	local settings = args.settings or function() end
 
 	function bat.get_batteries()
-        helpers.line_callback("ls -1 " .. pspath, function(line)
+		helpers.line_callback('ls -1 ' .. pspath, function(line)
-            local bstr =  string.match(line, "BAT%w+")
+			local bstr = string.match(line, 'BAT%w+')
 			if bstr then
 				batteries[#batteries + 1] = bstr
 			else
-                ac = string.match(line, "A%w+") or ac
+				ac = string.match(line, 'A%w+') or ac
 			end
 		end)
 	end
 
-    if #batteries == 0 then bat.get_batteries() end
+	if #batteries == 0 then
+		bat.get_batteries()
+	end
 
 	bat_notification_critical_preset = {
-        title   = "Battery exhausted",
+		title = 'Battery exhausted',
-        text    = "Shutdown imminent",
+		text = 'Shutdown imminent',
 		timeout = 15,
-        fg      = "#000000",
+		fg = '#000000',
-        bg      = "#FFFFFF"
+		bg = '#FFFFFF',
 	}
 
 	bat_notification_low_preset = {
-        title   = "Battery low",
+		title = 'Battery low',
-        text    = "Plug the cable!",
+		text = 'Plug the cable!',
 		timeout = 15,
-        fg      = "#202020",
+		fg = '#202020',
-        bg      = "#CDCDCD"
+		bg = '#CDCDCD',
 	}
 
 	bat_notification_charged_preset = {
-        title   = "Battery full",
+		title = 'Battery full',
-        text    = "You can unplug the cable",
+		text = 'You can unplug the cable',
 		timeout = 15,
-        fg      = "#202020",
+		fg = '#202020',
-        bg      = "#CDCDCD"
+		bg = '#CDCDCD',
 	}
 
 	bat_now = {
-        status    = "N/A",
+		status = 'N/A',
-        ac_status = "N/A",
+		ac_status = 'N/A',
-        perc      = "N/A",
+		perc = 'N/A',
-        time      = "N/A",
+		time = 'N/A',
-        watt      = "N/A",
+		watt = 'N/A',
-        capacity  = "N/A"
+		capacity = 'N/A',
 	}
 
 	bat_now.n_status = {}
 	bat_now.n_perc = {}
 	bat_now.n_capacity = {}
 	for i = 1, #batteries do
-        bat_now.n_status[i] = "N/A"
+		bat_now.n_status[i] = 'N/A'
 		bat_now.n_perc[i] = 0
 		bat_now.n_capacity[i] = 0
 	end
@@ -108,28 +110,27 @@ local function factory(args)
 
 		for i, battery in ipairs(batteries) do
 			local bstr = pspath .. battery
-            local present = helpers.first_line(bstr .. "/present")
+			local present = helpers.first_line(bstr .. '/present')
 
 			if tonumber(present) == 1 then
 				-- current_now(I)[uA], voltage_now(U)[uV], power_now(P)[uW]
-                local rate_current = tonumber(helpers.first_line(bstr .. "/current_now"))
+				local rate_current = tonumber(helpers.first_line(bstr .. '/current_now'))
-                local rate_voltage = tonumber(helpers.first_line(bstr .. "/voltage_now"))
+				local rate_voltage = tonumber(helpers.first_line(bstr .. '/voltage_now'))
-                local rate_power   = tonumber(helpers.first_line(bstr .. "/power_now"))
+				local rate_power = tonumber(helpers.first_line(bstr .. '/power_now'))
-                local charge_full  = tonumber(helpers.first_line(bstr .. "/charge_full"))
+				local charge_full = tonumber(helpers.first_line(bstr .. '/charge_full'))
-                local charge_design = tonumber(helpers.first_line(bstr .. "/charge_full_design"))
+				local charge_design = tonumber(helpers.first_line(bstr .. '/charge_full_design'))
 
 				-- energy_now(P)[uWh], charge_now(I)[uAh]
-                local energy_now = tonumber(helpers.first_line(bstr .. "/energy_now") or
+				local energy_now =
-                                   helpers.first_line(bstr .. "/charge_now"))
+					tonumber(helpers.first_line(bstr .. '/energy_now') or helpers.first_line(bstr .. '/charge_now'))
 
 				-- energy_full(P)[uWh], charge_full(I)[uAh]
-                local energy_full = tonumber(helpers.first_line(bstr .. "/energy_full") or
+				local energy_full = tonumber(helpers.first_line(bstr .. '/energy_full') or charge_full)
-                                    charge_full)
 
-                local energy_percentage = tonumber(helpers.first_line(bstr .. "/capacity")) or
+				local energy_percentage = tonumber(helpers.first_line(bstr .. '/capacity'))
-                                          math.floor((energy_now / energy_full) * 100)
+					or math.floor((energy_now / energy_full) * 100)
 
-                bat_now.n_status[i] = helpers.first_line(bstr .. "/status") or "N/A"
+				bat_now.n_status[i] = helpers.first_line(bstr .. '/status') or 'N/A'
 				bat_now.n_perc[i] = energy_percentage or bat_now.n_perc[i]
 
 				if not charge_design or charge_design == 0 then
@@ -155,28 +156,28 @@ local function factory(args)
 		-- "Full", "Unknown" or "Charging". When the laptop is not plugged in,
 		-- one or more of the batteries may be full, but only one battery
 		-- discharging suffices to set global status to "Discharging".
-        bat_now.status = bat_now.n_status[1] or "N/A"
+		bat_now.status = bat_now.n_status[1] or 'N/A'
 		for _, status in ipairs(bat_now.n_status) do
-            if status == "Discharging" or status == "Charging" then
+			if status == 'Discharging' or status == 'Charging' then
 				bat_now.status = status
 			end
 		end
-        bat_now.ac_status = tonumber(helpers.first_line(string.format("%s%s/online", pspath, ac))) or "N/A"
+		bat_now.ac_status = tonumber(helpers.first_line(string.format('%s%s/online', pspath, ac))) or 'N/A'
 
-        if bat_now.status ~= "N/A" then
+		if bat_now.status ~= 'N/A' then
-            if bat_now.status ~= "Full" and sum_rate_power == 0 and bat_now.ac_status == 1 then
+			if bat_now.status ~= 'Full' and sum_rate_power == 0 and bat_now.ac_status == 1 then
 				bat_now.perc = math.floor(math.min(100, (sum_energy_now / sum_energy_full) * 100))
-                bat_now.time  = "00:00"
+				bat_now.time = '00:00'
 				bat_now.watt = 0
 
 			-- update {perc,time,watt} iff battery not full and rate > 0
-            elseif bat_now.status ~= "Full" then
+			elseif bat_now.status ~= 'Full' then
 				local rate_time = 0
 				-- Calculate time and watt if rates are greater then 0
-                if (sum_rate_power > 0 or sum_rate_current > 0) then
+				if sum_rate_power > 0 or sum_rate_current > 0 then
 					local div = (sum_rate_power > 0 and sum_rate_power) or sum_rate_current
 
-                    if bat_now.status == "Charging" then
+					if bat_now.status == 'Charging' then
 						rate_time = (sum_energy_full - sum_energy_now) / div
 					else -- Discharging
 						rate_time = sum_energy_now / div
@@ -191,11 +192,11 @@ local function factory(args)
 				local hours = math.floor(rate_time)
 				local minutes = math.floor((rate_time - hours) * 60)
 				bat_now.perc = math.floor(math.min(100, (sum_energy_now / sum_energy_full) * 100))
-                bat_now.time  = string.format("%02d:%02d", hours, minutes)
+				bat_now.time = string.format('%02d:%02d', hours, minutes)
-                bat_now.watt  = tonumber(string.format("%.2f", sum_rate_energy / 1e6))
+				bat_now.watt = tonumber(string.format('%.2f', sum_rate_energy / 1e6))
-            elseif bat_now.status == "Full" then
+			elseif bat_now.status == 'Full' then
 				bat_now.perc = 100
-                bat_now.time  = "00:00"
+				bat_now.time = '00:00'
 				bat_now.watt = 0
 			end
 		end
@@ -204,31 +205,31 @@ local function factory(args)
 		settings()
 
 		-- notifications for critical, low, and full levels
-        if notify == "on" then
+		if notify == 'on' then
-            if bat_now.status == "Discharging" then
+			if bat_now.status == 'Discharging' then
 				if tonumber(bat_now.perc) <= n_perc[1] then
 					bat.id = naughty.notify({
 						preset = bat_notification_critical_preset,
-                        replaces_id = bat.id
+						replaces_id = bat.id,
 					}).id
 				elseif tonumber(bat_now.perc) <= n_perc[2] then
 					bat.id = naughty.notify({
 						preset = bat_notification_low_preset,
-                        replaces_id = bat.id
+						replaces_id = bat.id,
 					}).id
 				end
 				fullnotification = false
-            elseif bat_now.status == "Full" and full_notify == "on" and not fullnotification then
+			elseif bat_now.status == 'Full' and full_notify == 'on' and not fullnotification then
 				bat.id = naughty.notify({
 					preset = bat_notification_charged_preset,
-                    replaces_id = bat.id
+					replaces_id = bat.id,
 				}).id
 				fullnotification = true
 			end
 		end
 	end
 
-    helpers.newtimer("batteries", timeout, bat.update)
+	helpers.newtimer('batteries', timeout, bat.update)
 
 	return bat
 end

awesome/lain/widget/cal.lua

@@ -5,10 +5,10 @@
 
 --]]
 
-local helpers  = require("lain.helpers")
+local helpers = require('lain.helpers')
-local markup   = require("lain.util.markup")
+local markup = require('lain.util.markup')
-local awful    = require("awful")
+local awful = require('awful')
-local naughty  = require("naughty")
+local naughty = require('naughty')
 local floor = math.floor
 local os = os
 local pairs = pairs
@@ -28,24 +28,28 @@ local function factory(args)
 		week_start = args.week_start or 2,
 		three = args.three or false,
 		followtag = args.followtag or false,
-        week_number         = args.week_number or "none",
+		week_number = args.week_number or 'none',
-        week_number_format  = args.week_number_format or args.week_number == "left" and "%3d | " or "| %-3d",
+		week_number_format = args.week_number_format or args.week_number == 'left' and '%3d | ' or '| %-3d',
-        icons               = args.icons or helpers.icons_dir .. "cal/white/",
+		icons = args.icons or helpers.icons_dir .. 'cal/white/',
 		notification_preset = args.notification_preset or {
-            font = "Monospace 10", fg = "#FFFFFF", bg = "#000000"
+			font = 'Monospace 10',
-        }
+			fg = '#FFFFFF',
+			bg = '#000000',
+		},
 	}
 
 	function cal.get_week_number(m, st_day, x)
-        local date = os.date("*t", m)
+		local date = os.date('*t', m)
 
-        local week_step = (x ~= 0 and floor((x + st_day) / 7) - 1 or 0);
+		local week_step = (x ~= 0 and floor((x + st_day) / 7) - 1 or 0)
 
-        local display_time = os.time {
+		local display_time = os.time({
-            year = date.year, month = date.month, day = date.day + 7 * week_step
+			year = date.year,
-        }
+			month = date.month,
+			day = date.day + 7 * week_step,
+		})
 
-        return string.format(cal.week_number_format, os.date("%V", display_time))
+		return string.format(cal.week_number_format, os.date('%V', display_time))
 	end
 
 	function cal.sum_week_days(x, y)
@@ -53,55 +57,70 @@ local function factory(args)
 	end
 
 	function cal.build(month, year)
-        local current_month, current_year = tonumber(os.date("%m")), tonumber(os.date("%Y"))
+		local current_month, current_year = tonumber(os.date('%m')), tonumber(os.date('%Y'))
 		local is_current_month = (not month or not year) or (month == current_month and year == current_year)
-        local today = is_current_month and tonumber(os.date("%d")) -- otherwise nil and not highlighted
+		local today = is_current_month and tonumber(os.date('%d')) -- otherwise nil and not highlighted
-        local t = os.time { year = year or current_year, month = month and month+1 or current_month+1, day = 0 }
+		local t = os.time({ year = year or current_year, month = month and month + 1 or current_month + 1, day = 0 })
-        local d = os.date("*t", t)
+		local d = os.date('*t', t)
-        local mth_days, st_day, this_month = d.day, (d.wday-d.day-cal.week_start+1)%7, os.date("%B %Y", t)
+		local mth_days, st_day, this_month = d.day, (d.wday - d.day - cal.week_start + 1) % 7, os.date('%B %Y', t)
-        local notifytable = { [1] = string.format("%s%s\n", string.rep(" ", floor((28 - this_month:len())/2)), markup.bold(this_month)) }
+		local notifytable = {
+			[1] = string.format('%s%s\n', string.rep(' ', floor((28 - this_month:len()) / 2)), markup.bold(this_month)),
+		}
 		for day_num = 0, 6 do
-            notifytable[#notifytable+1] = string.format("%3s ", os.date("%a", os.time { year = 2006, month = 1, day = day_num + cal.week_start }))
+			notifytable[#notifytable + 1] = string.format(
+				'%3s ',
+				os.date('%a', os.time({ year = 2006, month = 1, day = day_num + cal.week_start }))
+			)
 		end
-        notifytable[#notifytable] = string.format("%s\n%s", notifytable[#notifytable]:sub(1, -2), string.rep(" ", st_day*4))
+		notifytable[#notifytable] =
+			string.format('%s\n%s', notifytable[#notifytable]:sub(1, -2), string.rep(' ', st_day * 4))
 		local strx
 		for x = 1, mth_days do
 			strx = x
 			if x == today then
-                if x < 10 then x = " " .. x end
+				if x < 10 then
-                strx = markup.bold(markup.color(cal.notification_preset.bg, cal.notification_preset.fg, x) .. " ")
+					x = ' ' .. x
 				end
-            strx = string.format("%s%s", string.rep(" ", 3 - tostring(x):len()), strx)
+				strx = markup.bold(markup.color(cal.notification_preset.bg, cal.notification_preset.fg, x) .. ' ')
-            notifytable[#notifytable+1] = string.format("%-4s%s", strx, (x+st_day)%7==0 and x ~= mth_days and "\n" or "")
+			end
+			strx = string.format('%s%s', string.rep(' ', 3 - tostring(x):len()), strx)
+			notifytable[#notifytable + 1] =
+				string.format('%-4s%s', strx, (x + st_day) % 7 == 0 and x ~= mth_days and '\n' or '')
+		end
+		if string.len(cal.icons or '') > 0 and today then
+			cal.icon = cal.icons .. today .. '.png'
 		end
-        if string.len(cal.icons or "") > 0 and today then cal.icon = cal.icons .. today .. ".png" end
 		cal.month, cal.year = d.month, d.year
 
-        if cal.week_number ~= "none" then
+		if cal.week_number ~= 'none' then
-            local m = os.time { year = year or current_year, month = month and month or current_month, day = 1 }
+			local m = os.time({ year = year or current_year, month = month and month or current_month, day = 1 })
-            local head_prepend = string.rep(" ", tostring(string.format(cal.week_number_format, 0)):len())
+			local head_prepend = string.rep(' ', tostring(string.format(cal.week_number_format, 0)):len())
 
-            if cal.week_number == "left" then
+			if cal.week_number == 'left' then
 				notifytable[1] = head_prepend .. notifytable[1] -- month-year row
 				notifytable[2] = head_prepend .. notifytable[2] -- weekdays row
-                notifytable[8] = notifytable[8]:gsub("\n", "\n" .. cal.get_week_number(m, st_day, 0)) -- first week of the month
+				notifytable[8] = notifytable[8]:gsub('\n', '\n' .. cal.get_week_number(m, st_day, 0)) -- first week of the month
 
 				for x = 10, #notifytable do
 					if cal.sum_week_days(st_day, x) == 2 then
 						notifytable[x] = cal.get_week_number(m, st_day, x) .. notifytable[x]
 					end
 				end
-            elseif cal.week_number == "right" then
+			elseif cal.week_number == 'right' then
-                notifytable[8] = notifytable[8]:gsub("\n", head_prepend .. "\n") -- weekdays row
+				notifytable[8] = notifytable[8]:gsub('\n', head_prepend .. '\n') -- weekdays row
 				for x = 9, #notifytable do
 					if cal.sum_week_days(st_day, x) == 1 then
-                        notifytable[x] = notifytable[x]:gsub("\n", cal.get_week_number(m, st_day, x - 7) .. "\n")
+						notifytable[x] = notifytable[x]:gsub('\n', cal.get_week_number(m, st_day, x - 7) .. '\n')
 					end
 				end
 				-- last week of the month
 				local end_days = cal.sum_week_days(st_day, mth_days)
-                if end_days ~= 0 then end_days = 7 - end_days end
+				if end_days ~= 0 then
-                notifytable[#notifytable] = notifytable[#notifytable] .. string.rep(" ", 4 * end_days) .. cal.get_week_number(m, st_day, mth_days + end_days)
+					end_days = 7 - end_days
+				end
+				notifytable[#notifytable] = notifytable[#notifytable]
+					.. string.rep(' ', 4 * end_days)
+					.. cal.get_week_number(m, st_day, mth_days + end_days)
 			end
 		end
 
@@ -110,8 +129,8 @@ local function factory(args)
 
 	function cal.getdate(month, year, offset)
 		if not month or not year then
-            month = tonumber(os.date("%m"))
+			month = tonumber(os.date('%m'))
-            year  = tonumber(os.date("%Y"))
+			year = tonumber(os.date('%Y'))
 		end
 
 		month = month + offset
@@ -130,7 +149,9 @@ local function factory(args)
 	end
 
 	function cal.hide()
-        if not cal.notification then return end
+		if not cal.notification then
+			return
+		end
 		naughty.destroy(cal.notification)
 		cal.notification = nil
 	end
@@ -142,9 +163,12 @@ local function factory(args)
 			local current_month, current_year = cal.month, cal.year
 			local prev_month, prev_year = cal.getdate(cal.month, cal.year, -1)
 			local next_month, next_year = cal.getdate(cal.month, cal.year, 1)
-            text = string.format("%s\n\n%s\n\n%s",
+			text = string.format(
-            tconcat(cal.build(prev_month, prev_year)), text,
+				'%s\n\n%s\n\n%s',
-            tconcat(cal.build(next_month, next_year)))
+				tconcat(cal.build(prev_month, prev_year)),
+				text,
+				tconcat(cal.build(next_month, next_year))
+			)
 			cal.month, cal.year = current_month, current_year
 		end
 
@@ -154,36 +178,47 @@ local function factory(args)
 			return
 		end
 
-        cal.notification = naughty.notify {
+		cal.notification = naughty.notify({
 			preset = cal.notification_preset,
 			screen = cal.followtag and awful.screen.focused() or scr or 1,
 			icon = cal.icon,
-            timeout = type(seconds) == "number" and seconds or cal.notification_preset.timeout or 5,
+			timeout = type(seconds) == 'number' and seconds or cal.notification_preset.timeout or 5,
-            text    = text
+			text = text,
-        }
+		})
 	end
 
-    function cal.hover_on() cal.show(0) end
+	function cal.hover_on()
+		cal.show(0)
+	end
 	function cal.move(offset)
 		offset = offset or 0
 		cal.month, cal.year = cal.getdate(cal.month, cal.year, offset)
 		cal.show(0, cal.month, cal.year)
 	end
-    function cal.prev() cal.move(-1) end
+	function cal.prev()
-    function cal.next() cal.move( 1) end
+		cal.move(-1)
+	end
+	function cal.next()
+		cal.move(1)
+	end
 
 	function cal.attach(widget)
-        widget:connect_signal("mouse::enter", cal.hover_on)
+		widget:connect_signal('mouse::enter', cal.hover_on)
-        widget:connect_signal("mouse::leave", cal.hide)
+		widget:connect_signal('mouse::leave', cal.hide)
-        widget:buttons(awful.util.table.join(
+		widget:buttons(
+			awful.util.table.join(
 				awful.button({}, 1, cal.prev),
 				awful.button({}, 3, cal.next),
 				awful.button({}, 2, cal.hover_on),
 				awful.button({}, 5, cal.prev),
-                    awful.button({}, 4, cal.next)))
+				awful.button({}, 4, cal.next)
+			)
+		)
 	end
 
-    for _, widget in pairs(cal.attach_to) do cal.attach(widget) end
+	for _, widget in pairs(cal.attach_to) do
+		cal.attach(widget)
+	end
 
 	return cal
 end

awesome/lain/widget/contrib/init.lua

@@ -10,9 +10,9 @@
 
 --]]
 
-local wrequire     = require("lain.helpers").wrequire
+local wrequire = require('lain.helpers').wrequire
 local setmetatable = setmetatable
 
-local widget = { _NAME = "lain.widget.contrib" }
+local widget = { _NAME = 'lain.widget.contrib' }
 
 return setmetatable(widget, { __index = wrequire })

awesome/lain/widget/contrib/moc.lua

@@ -5,12 +5,12 @@
 
 --]]
 
-local helpers      = require("lain.helpers")
+local helpers = require('lain.helpers')
-local shell        = require("awful.util").shell
+local shell = require('awful.util').shell
-local focused      = require("awful.screen").focused
+local focused = require('awful.screen').focused
-local escape_f     = require("awful.util").escape
+local escape_f = require('awful.util').escape
-local naughty      = require("naughty")
+local naughty = require('naughty')
-local wibox        = require("wibox")
+local wibox = require('wibox')
 local os = os
 local string = string
 
@@ -22,52 +22,61 @@ local function factory(args)
 
 	local moc = { widget = args.widget or wibox.widget.textbox() }
 	local timeout = args.timeout or 2
-    local music_dir     = args.music_dir or os.getenv("HOME") .. "/Music"
+	local music_dir = args.music_dir or os.getenv('HOME') .. '/Music'
-    local cover_pattern = args.cover_pattern or "*\\.(jpg|jpeg|png|gif)$"
+	local cover_pattern = args.cover_pattern or '*\\.(jpg|jpeg|png|gif)$'
 	local cover_size = args.cover_size or 100
-    local default_art   = args.default_art or ""
+	local default_art = args.default_art or ''
 	local followtag = args.followtag or false
 	local settings = args.settings or function() end
 
-    moc_notification_preset = { title = "Now playing", timeout = 6 }
+	moc_notification_preset = { title = 'Now playing', timeout = 6 }
 
-    helpers.set_map("current moc track", nil)
+	helpers.set_map('current moc track', nil)
 
 	function moc.update()
-        helpers.async("mocp -i", function(f)
+		helpers.async('mocp -i', function(f)
 			moc_now = {
-                state   = "N/A",
+				state = 'N/A',
-                file    = "N/A",
+				file = 'N/A',
-                artist  = "N/A",
+				artist = 'N/A',
-                title   = "N/A",
+				title = 'N/A',
-                album   = "N/A",
+				album = 'N/A',
-                elapsed = "N/A",
+				elapsed = 'N/A',
-                total   = "N/A"
+				total = 'N/A',
 			}
 
-            for line in string.gmatch(f, "[^\n]+") do
+			for line in string.gmatch(f, '[^\n]+') do
-                for k, v in string.gmatch(line, "([%w]+):[%s](.*)$") do
+				for k, v in string.gmatch(line, '([%w]+):[%s](.*)$') do
-                    if     k == "State"       then moc_now.state   = v
+					if k == 'State' then
-                    elseif k == "File"        then moc_now.file    = v
+						moc_now.state = v
-                    elseif k == "Artist"      then moc_now.artist  = escape_f(v)
+					elseif k == 'File' then
-                    elseif k == "SongTitle"   then moc_now.title   = escape_f(v)
+						moc_now.file = v
-                    elseif k == "Album"       then moc_now.album   = escape_f(v)
+					elseif k == 'Artist' then
-                    elseif k == "CurrentTime" then moc_now.elapsed = escape_f(v)
+						moc_now.artist = escape_f(v)
-                    elseif k == "TotalTime"   then moc_now.total   = escape_f(v)
+					elseif k == 'SongTitle' then
+						moc_now.title = escape_f(v)
+					elseif k == 'Album' then
+						moc_now.album = escape_f(v)
+					elseif k == 'CurrentTime' then
+						moc_now.elapsed = escape_f(v)
+					elseif k == 'TotalTime' then
+						moc_now.total = escape_f(v)
 					end
 				end
 			end
 
-            moc_notification_preset.text = string.format("%s (%s) - %s\n%s", moc_now.artist,
+			moc_notification_preset.text =
-                                           moc_now.album, moc_now.total, moc_now.title)
+				string.format('%s (%s) - %s\n%s', moc_now.artist, moc_now.album, moc_now.total, moc_now.title)
 			widget = moc.widget
 			settings()
 
-            if moc_now.state == "PLAY" then
+			if moc_now.state == 'PLAY' then
-                if moc_now.title ~= helpers.get_map("current moc track") then
+				if moc_now.title ~= helpers.get_map('current moc track') then
-                    helpers.set_map("current moc track", moc_now.title)
+					helpers.set_map('current moc track', moc_now.title)
 
-                    if followtag then moc_notification_preset.screen = focused() end
+					if followtag then
+						moc_notification_preset.screen = focused()
+					end
 
 					local common = {
 						preset = moc_notification_preset,
@@ -76,20 +85,21 @@ local function factory(args)
 						replaces_id = moc.id,
 					}
 
-                    local path   = string.format("%s/%s", music_dir, string.match(moc_now.file, ".*/"))
+					local path = string.format('%s/%s', music_dir, string.match(moc_now.file, '.*/'))
-                    local cover  = string.format("find '%s' -maxdepth 1 -type f | egrep -i -m1 '%s'", path, cover_pattern)
+					local cover =
-                    helpers.async({ shell, "-c", cover }, function(current_icon)
+						string.format("find '%s' -maxdepth 1 -type f | egrep -i -m1 '%s'", path, cover_pattern)
-                        common.icon = current_icon:gsub("\n", "")
+					helpers.async({ shell, '-c', cover }, function(current_icon)
+						common.icon = current_icon:gsub('\n', '')
 						moc.id = naughty.notify(common).id
 					end)
 				end
-            elseif  moc_now.state ~= "PAUSE" then
+			elseif moc_now.state ~= 'PAUSE' then
-                helpers.set_map("current moc track", nil)
+				helpers.set_map('current moc track', nil)
 			end
 		end)
 	end
 
-    moc.timer = helpers.newtimer("moc", timeout, moc.update, true, true)
+	moc.timer = helpers.newtimer('moc', timeout, moc.update, true, true)
 
 	return moc
 end

awesome/lain/widget/contrib/redshift.lua

@@ -6,8 +6,8 @@
 
 --]]
 
-local async   = require("lain.helpers").async
+local async = require('lain.helpers').async
-local awful   = require("awful")
+local awful = require('awful')
 local execute = os.execute
 local type = type
 
@@ -16,20 +16,20 @@ local type    = type
 local redshift = { active = false, pid = nil }
 
 function redshift.start()
-    execute("pkill redshift")
+	execute('pkill redshift')
-    awful.spawn.with_shell("redshift -x") -- clear adjustments
+	awful.spawn.with_shell('redshift -x') -- clear adjustments
-    redshift.pid = awful.spawn.with_shell("redshift")
+	redshift.pid = awful.spawn.with_shell('redshift')
 	redshift.active = true
-    if type(redshift.update_fun) == "function" then
+	if type(redshift.update_fun) == 'function' then
 		redshift.update_fun(redshift.active)
 	end
 end
 
 function redshift.toggle()
-    async({ awful.util.shell, "-c", string.format("ps -p %d -o pid=", redshift.pid) }, function(f)
+	async({ awful.util.shell, '-c', string.format('ps -p %d -o pid=', redshift.pid) }, function(f)
 		if f and #f > 0 then -- redshift is running
 			-- Sending -USR1 toggles redshift (See project website)
-            execute("pkill -USR1 redshift")
+			execute('pkill -USR1 redshift')
 			redshift.active = not redshift.active
 		else -- not started or killed, (re)start it
 			redshift.start()
@@ -45,9 +45,13 @@ end
 --                 Use it to update widget text or icons on status change.
 function redshift.attach(widget, fun)
 	redshift.update_fun = fun or function() end
-    if not redshift.pid then redshift.start() end
+	if not redshift.pid then
+		redshift.start()
+	end
 	if widget then
-        widget:buttons(awful.util.table.join(awful.button({}, 1, function () redshift.toggle() end)))
+		widget:buttons(awful.util.table.join(awful.button({}, 1, function()
+			redshift.toggle()
+		end)))
 	end
 end
 

awesome/lain/widget/contrib/task.lua

@@ -5,10 +5,10 @@
 
 --]]
 
-local helpers = require("lain.helpers")
+local helpers = require('lain.helpers')
-local markup  = require("lain.util").markup
+local markup = require('lain.util').markup
-local awful   = require("awful")
+local awful = require('awful')
-local naughty = require("naughty")
+local naughty = require('naughty')
 local mouse = mouse
 
 -- Taskwarrior notification
@@ -16,7 +16,9 @@ local mouse   = mouse
 local task = {}
 
 function task.hide()
-    if not task.notification then return end
+	if not task.notification then
+		return
+	end
 	naughty.destroy(task.notification)
 	task.notification = nil
 end
@@ -24,7 +26,7 @@ end
 function task.show(scr)
 	task.notification_preset.screen = task.followtag and awful.screen.focused() or scr or 1
 
-    helpers.async({ awful.util.shell, "-c", task.show_cmd }, function(f)
+	helpers.async({ awful.util.shell, '-c', task.show_cmd }, function(f)
 		local widget_focused = true
 
 		if mouse.current_widgets then
@@ -39,53 +41,55 @@ function task.show(scr)
 
 		if widget_focused then
 			task.hide()
-            task.notification = naughty.notify {
+			task.notification = naughty.notify({
 				preset = task.notification_preset,
-                title  = "task next",
+				title = 'task next',
-                text   = markup.font(task.notification_preset.font,
+				text = markup.font(task.notification_preset.font, awful.util.escape(f:gsub('\n*$', ''))),
-                         awful.util.escape(f:gsub("\n*$", "")))
+			})
-            }
 		end
 	end)
 end
 
 function task.prompt()
-    awful.prompt.run {
+	awful.prompt.run({
 		prompt = task.prompt_text,
 		textbox = awful.screen.focused().mypromptbox.widget,
 		exe_callback = function(t)
 			helpers.async(t, function(f)
-                naughty.notify {
+				naughty.notify({
 					preset = task.notification_preset,
 					title = t,
-                    text   = markup.font(task.notification_preset.font,
+					text = markup.font(task.notification_preset.font, awful.util.escape(f:gsub('\n*$', ''))),
-                             awful.util.escape(f:gsub("\n*$", "")))
+				})
-                }
 			end)
 		end,
-        history_path = awful.util.getdir("cache") .. "/history_task"
+		history_path = awful.util.getdir('cache') .. '/history_task',
-    }
+	})
 end
 
 function task.attach(widget, args)
 	args = args or {}
 
-    task.show_cmd            = args.show_cmd or "task next"
+	task.show_cmd = args.show_cmd or 'task next'
-    task.prompt_text         = args.prompt_text or "Enter task command: "
+	task.prompt_text = args.prompt_text or 'Enter task command: '
 	task.followtag = args.followtag or false
 	task.notification_preset = args.notification_preset
 	task.widget = widget
 
 	if not task.notification_preset then
 		task.notification_preset = {
-            font = "Monospace 10",
+			font = 'Monospace 10',
-            icon = helpers.icons_dir .. "/taskwarrior.png"
+			icon = helpers.icons_dir .. '/taskwarrior.png',
 		}
 	end
 
 	if widget then
-        widget:connect_signal("mouse::enter", function () task.show() end)
+		widget:connect_signal('mouse::enter', function()
-        widget:connect_signal("mouse::leave", function () task.hide() end)
+			task.show()
+		end)
+		widget:connect_signal('mouse::leave', function()
+			task.hide()
+		end)
 	end
 end
 

awesome/lain/widget/contrib/tp_smapi.lua

@@ -6,10 +6,10 @@
 
 --]]
 
-local helpers = require("lain.helpers")
+local helpers = require('lain.helpers')
-local focused = require("awful.screen").focused
+local focused = require('awful.screen').focused
-local naughty = require("naughty")
+local naughty = require('naughty')
-local wibox   = require("wibox")
+local wibox = require('wibox')
 local string = string
 local type = type
 
@@ -19,77 +19,92 @@ local type    = type
 
 local function factory(apipath)
 	local tp_smapi = {
-        path = apipath or "/sys/devices/platform/smapi"
+		path = apipath or '/sys/devices/platform/smapi',
 	}
 
 	function tp_smapi.get(batid, feature)
-        return helpers.first_line(string.format("%s/%s/%s", tp_smapi.path, batid or "BAT0", feature or ""))
+		return helpers.first_line(string.format('%s/%s/%s', tp_smapi.path, batid or 'BAT0', feature or ''))
 	end
 
 	function tp_smapi.installed(batid)
-        return tp_smapi.get(batid, "installed") == "1"
+		return tp_smapi.get(batid, 'installed') == '1'
 	end
 
 	function tp_smapi.status(batid)
-        return tp_smapi.get(batid, "state")
+		return tp_smapi.get(batid, 'state')
 	end
 
 	function tp_smapi.percentage(batid)
-        return tp_smapi.get(batid, "remaining_percent")
+		return tp_smapi.get(batid, 'remaining_percent')
 	end
 
 	-- either running or charging time
 	function tp_smapi.time(batid)
 		local status = tp_smapi.status(batid)
-        local mins_left = tp_smapi.get(batid, string.match(string.lower(status), "discharging") and "remaining_running_time" or "remaining_charging_time")
+		local mins_left = tp_smapi.get(
-        if not string.find(mins_left, "^%d+") then return "N/A" end
+			batid,
-        return string.format("%02d:%02d", math.floor(mins_left / 60), mins_left % 60) -- HH:mm
+			string.match(string.lower(status), 'discharging') and 'remaining_running_time' or 'remaining_charging_time'
+		)
+		if not string.find(mins_left, '^%d+') then
+			return 'N/A'
+		end
+		return string.format('%02d:%02d', math.floor(mins_left / 60), mins_left % 60) -- HH:mm
 	end
 
 	function tp_smapi.hide()
-        if not tp_smapi.notification then return end
+		if not tp_smapi.notification then
+			return
+		end
 		naughty.destroy(tp_smapi.notification)
 		tp_smapi.notification = nil
 	end
 
 	function tp_smapi.show(batid, seconds, scr)
-        if not tp_smapi.installed(batid) then return end
+		if not tp_smapi.installed(batid) then
+			return
+		end
 
-        local mfgr   = tp_smapi.get(batid, "manufacturer") or "no_mfgr"
+		local mfgr = tp_smapi.get(batid, 'manufacturer') or 'no_mfgr'
-        local model  = tp_smapi.get(batid, "model") or "no_model"
+		local model = tp_smapi.get(batid, 'model') or 'no_model'
-        local chem   = tp_smapi.get(batid, "chemistry") or "no_chem"
+		local chem = tp_smapi.get(batid, 'chemistry') or 'no_chem'
-        local status = tp_smapi.get(batid, "state")
+		local status = tp_smapi.get(batid, 'state')
 		local time = tp_smapi.time(batid)
 		local msg
 
-        if status and status ~= "idle" then
+		if status and status ~= 'idle' then
-            msg = string.format("[%s] %s %s", status, time ~= "N/A" and time or "unknown remaining time",
+			msg = string.format(
-                  string.lower(status):gsub(" ", ""):gsub("\n", "") == "charging" and " until charged" or " remaining")
+				'[%s] %s %s',
+				status,
+				time ~= 'N/A' and time or 'unknown remaining time',
+				string.lower(status):gsub(' ', ''):gsub('\n', '') == 'charging' and ' until charged' or ' remaining'
+			)
 		else
-            msg = "On AC power"
+			msg = 'On AC power'
 		end
 
 		tp_smapi.hide()
-        tp_smapi.notification = naughty.notify {
+		tp_smapi.notification = naughty.notify({
-            title   = string.format("%s: %s %s (%s)", batid, mfgr, model, chem),
+			title = string.format('%s: %s %s (%s)', batid, mfgr, model, chem),
 			text = msg,
-            timeout = type(seconds) == "number" and seconds or 0,
+			timeout = type(seconds) == 'number' and seconds or 0,
-            screen  = scr or focused()
+			screen = scr or focused(),
-        }
+		})
 	end
 
 	function tp_smapi.create_widget(args)
 		args = args or {}
 
-        local pspath    = args.pspath or "/sys/class/power_supply/"
+		local pspath = args.pspath or '/sys/class/power_supply/'
 		local batteries = args.batteries or (args.battery and { args.battery }) or {}
 		local timeout = args.timeout or 30
 		local settings = args.settings or function() end
 
 		if #batteries == 0 then
-            helpers.line_callback("ls -1 " .. pspath, function(line)
+			helpers.line_callback('ls -1 ' .. pspath, function(line)
-                local bstr = string.match(line, "BAT%w+")
+				local bstr = string.match(line, 'BAT%w+')
-                if bstr then batteries[#batteries + 1] = bstr end
+				if bstr then
+					batteries[#batteries + 1] = bstr
+				end
 			end)
 		end
 
@@ -97,21 +112,23 @@ local function factory(apipath)
 
 		for _, battery in ipairs(batteries) do
 			if not tp_smapi.installed(battery) then
-                naughty.notify {
+				naughty.notify({
 					preset = naughty.config.critical,
-                    title  = "tp_smapi: error while creating widget",
+					title = 'tp_smapi: error while creating widget',
-                    text   = string.format("battery %s is not installed", battery)
+					text = string.format('battery %s is not installed', battery),
-                }
+				})
 				all_batteries_installed = false
 				break
 			end
 		end
 
-        if not all_batteries_installed then return end
+		if not all_batteries_installed then
+			return
+		end
 
 		tpbat = {
 			batteries = batteries,
-            widget    = args.widget or wibox.widget.textbox()
+			widget = args.widget or wibox.widget.textbox(),
 		}
 
 		function tpbat.update()
@@ -119,15 +136,15 @@ local function factory(apipath)
 				n_status = {},
 				n_perc = {},
 				n_time = {},
-                status   = "N/A"
+				status = 'N/A',
 			}
 
 			for i = 1, #batteries do
-                tpbat_now.n_status[i] = tp_smapi.status(batteries[i]) or "N/A"
+				tpbat_now.n_status[i] = tp_smapi.status(batteries[i]) or 'N/A'
 				tpbat_now.n_perc[i] = tp_smapi.percentage(batteries[i])
-                tpbat_now.n_time[i] = tp_smapi.time(batteries[i]) or "N/A"
+				tpbat_now.n_time[i] = tp_smapi.time(batteries[i]) or 'N/A'
 
-                if not tpbat_now.n_status[i]:lower():match("full") then
+				if not tpbat_now.n_status[i]:lower():match('full') then
 					tpbat_now.status = tpbat_now.n_status[i]
 				end
 			end
@@ -136,7 +153,7 @@ local function factory(apipath)
 			settings()
 		end
 
-        helpers.newtimer("thinkpad-batteries", timeout, tpbat.update)
+		helpers.newtimer('thinkpad-batteries', timeout, tpbat.update)
 
 		return tpbat
 	end

awesome/lain/widget/cpu.lua

@@ -6,8 +6,8 @@
 
 --]]
 
-local helpers  = require("lain.helpers")
+local helpers = require('lain.helpers')
-local wibox    = require("wibox")
+local wibox = require('wibox')
 local math = math
 local string = string
 
@@ -25,15 +25,14 @@ local function factory(args)
 		-- Read the amount of time the CPUs have spent performing
 		-- different kinds of work. Read the first line of /proc/stat
 		-- which is the sum of all CPUs.
-        for index,time in pairs(helpers.lines_match("cpu","/proc/stat")) do
+		for index, time in pairs(helpers.lines_match('cpu', '/proc/stat')) do
 			local coreid = index - 1
-            local core   = cpu.core[coreid] or
+			local core = cpu.core[coreid] or { last_active = 0, last_total = 0, usage = 0 }
-                           { last_active = 0 , last_total = 0, usage = 0 }
 			local at = 1
 			local idle = 0
 			local total = 0
 
-            for field in string.gmatch(time, "[%s]+([^%s]+)") do
+			for field in string.gmatch(time, '[%s]+([^%s]+)') do
 				-- 4 = idle, 5 = ioWait. Essentially, the CPUs have done
 				-- nothing during these times.
 				if at == 4 or at == 5 then
@@ -67,7 +66,7 @@ local function factory(args)
 		settings()
 	end
 
-    helpers.newtimer("cpu", timeout, cpu.update)
+	helpers.newtimer('cpu', timeout, cpu.update)
 
 	return cpu
 end

awesome/lain/widget/fs.lua

@@ -7,12 +7,12 @@
 
 --]]
 
-local helpers    = require("lain.helpers")
+local helpers = require('lain.helpers')
-local Gio        = require("lgi").Gio
+local Gio = require('lgi').Gio
-local focused    = require("awful.screen").focused
+local focused = require('awful.screen').focused
-local wibox      = require("wibox")
+local wibox = require('wibox')
-local naughty    = require("naughty")
+local naughty = require('naughty')
-local gears      = require("gears")
+local gears = require('gears')
 local math = math
 local string = string
 local tconcat = table.concat
@@ -20,7 +20,7 @@ local type       = type
 local query_size = Gio.FILE_ATTRIBUTE_FILESYSTEM_SIZE
 local query_free = Gio.FILE_ATTRIBUTE_FILESYSTEM_FREE
 local query_used = Gio.FILE_ATTRIBUTE_FILESYSTEM_USED
-local query      = query_size .. "," .. query_free .. "," .. query_used
+local query = query_size .. ',' .. query_free .. ',' .. query_used
 
 -- File systems info
 -- lain.widget.fs
@@ -31,14 +31,21 @@ local function factory(args)
 	local fs = {
 		widget = args.widget or wibox.widget.textbox(),
 		units = {
-            [1] = "Kb", [2] = "Mb", [3] = "Gb",
+			[1] = 'Kb',
-            [4] = "Tb", [5] = "Pb", [6] = "Eb",
+			[2] = 'Mb',
-            [7] = "Zb", [8] = "Yb"
+			[3] = 'Gb',
-        }
+			[4] = 'Tb',
+			[5] = 'Pb',
+			[6] = 'Eb',
+			[7] = 'Zb',
+			[8] = 'Yb',
+		},
 	}
 
 	function fs.hide()
-        if not fs.notification then return end
+		if not fs.notification then
+			return
+		end
 		naughty.destroy(fs.notification)
 		fs.notification = nil
 	end
@@ -47,17 +54,17 @@ local function factory(args)
 		fs.hide()
 		fs.update(function()
 			fs.notification_preset.screen = fs.followtag and focused() or scr or 1
-            fs.notification = naughty.notify {
+			fs.notification = naughty.notify({
 				preset = fs.notification_preset,
-                timeout = type(seconds) == "number" and seconds or 5
+				timeout = type(seconds) == 'number' and seconds or 5,
-            }
+			})
 		end)
 	end
 
 	local timeout = args.timeout or 600
 	local partition = args.partition
 	local threshold = args.threshold or 99
-    local showpopup = args.showpopup or "on"
+	local showpopup = args.showpopup or 'on'
 	local settings = args.settings or function() end
 
 	fs.followtag = args.followtag or false
@@ -65,9 +72,9 @@ local function factory(args)
 
 	if not fs.notification_preset then
 		fs.notification_preset = {
-            font = "Monospace 10",
+			font = 'Monospace 10',
-            fg   = "#FFFFFF",
+			fg = '#FFFFFF',
-            bg   = "#000000"
+			bg = '#000000',
 		}
 	end
 
@@ -94,7 +101,7 @@ local function factory(args)
 						percentage = math.floor(100 * used / size), -- used percentage
 						size = size / math.pow(1024, units),
 						used = used / math.pow(1024, units),
-                        free       = free / math.pow(1024, units)
+						free = free / math.pow(1024, units),
 					}
 
 					if fs_now[path].percentage > 0 then -- don't notify unused file systems
@@ -113,22 +120,29 @@ local function factory(args)
 
 		if partition and fs_now[partition] and fs_now[partition].percentage >= threshold then
 			if not helpers.get_map(partition) then
-                naughty.notify {
+				naughty.notify({
 					preset = naughty.config.presets.critical,
-                    title  = "Warning",
+					title = 'Warning',
-                    text   = string.format("%s is above %d%% (%d%%)", partition, threshold, fs_now[partition].percentage)
+					text = string.format('%s is above %d%% (%d%%)', partition, threshold, fs_now[partition].percentage),
-                }
+				})
 				helpers.set_map(partition, true)
 			else
 				helpers.set_map(partition, false)
 			end
 		end
 
-        local fmt = "%-" .. tostring(pathlen) .. "s %4s\t%6s\t%6s\n"
+		local fmt = '%-' .. tostring(pathlen) .. 's %4s\t%6s\t%6s\n'
-        local notifytable = { [1] = string.format(fmt, "path", "used", "free", "size") }
+		local notifytable = { [1] = string.format(fmt, 'path', 'used', 'free', 'size') }
-        fmt = "\n%-" .. tostring(pathlen) .. "s %3s%%\t%6.2f\t%6.2f %s"
+		fmt = '\n%-' .. tostring(pathlen) .. 's %3s%%\t%6.2f\t%6.2f %s'
 		for _, path in ipairs(notifypaths) do
-            notifytable[#notifytable+1] = string.format(fmt, path, fs_now[path].percentage, fs_now[path].free, fs_now[path].size, fs_now[path].units)
+			notifytable[#notifytable + 1] = string.format(
+				fmt,
+				path,
+				fs_now[path].percentage,
+				fs_now[path].free,
+				fs_now[path].size,
+				fs_now[path].units
+			)
 		end
 
 		fs.notification_preset.text = tconcat(notifytable)
@@ -137,18 +151,22 @@ local function factory(args)
 	function fs.update(callback)
 		Gio.Async.start(gears.protected_call.call)(function()
 			update_synced()
-            if type(callback) == "function" and callback then
+			if type(callback) == 'function' and callback then
 				callback()
 			end
 		end)
 	end
 
-    if showpopup == "on" then
+	if showpopup == 'on' then
-       fs.widget:connect_signal('mouse::enter', function () fs.show(0) end)
+		fs.widget:connect_signal('mouse::enter', function()
-       fs.widget:connect_signal('mouse::leave', function () fs.hide() end)
+			fs.show(0)
+		end)
+		fs.widget:connect_signal('mouse::leave', function()
+			fs.hide()
+		end)
 	end
 
-    helpers.newtimer(partition or "fs", timeout, fs.update)
+	helpers.newtimer(partition or 'fs', timeout, fs.update)
 
 	return fs
 end

awesome/lain/widget/imap.lua

@@ -5,10 +5,10 @@
 
 --]]
 
-local helpers  = require("lain.helpers")
+local helpers = require('lain.helpers')
-local naughty  = require("naughty")
+local naughty = require('naughty')
-local wibox    = require("wibox")
+local wibox = require('wibox')
-local awful    = require("awful")
+local awful = require('awful')
 local string = string
 local type = type
 local tonumber = tonumber
@@ -28,30 +28,34 @@ local function factory(args)
 	local pwdtimeout = args.pwdtimeout or 10
 	local is_plain = args.is_plain or false
 	local followtag = args.followtag or false
-    local notify     = args.notify or "on"
+	local notify = args.notify or 'on'
 	local settings = args.settings or function() end
 
-    local head_command = "curl --connect-timeout 3 -fsm 3"
+	local head_command = 'curl --connect-timeout 3 -fsm 3'
 	local request = "-X 'STATUS INBOX (MESSAGES RECENT UNSEEN)'"
 
-    if not server or not mail or not password then return end
+	if not server or not mail or not password then
+		return
+	end
 
 	mail_notification_preset = {
-        icon     = helpers.icons_dir .. "mail.png",
+		icon = helpers.icons_dir .. 'mail.png',
-        position = "top_left"
+		position = 'top_left',
 	}
 
 	helpers.set_map(mail, 0)
 
 	if not is_plain then
-        if type(password) == "string" or type(password) == "table" then
+		if type(password) == 'string' or type(password) == 'table' then
-            helpers.async(password, function(f) password = f:gsub("\n", "") end)
+			helpers.async(password, function(f)
-        elseif type(password) == "function" then
+				password = f:gsub('\n', '')
-            imap.pwdtimer = helpers.newtimer(mail .. "-password", pwdtimeout, function()
+			end)
+		elseif type(password) == 'function' then
+			imap.pwdtimer = helpers.newtimer(mail .. '-password', pwdtimeout, function()
 				local retrieved_password, try_again = password()
 				if not try_again then
 					imap.pwdtimer:stop() -- stop trying to retrieve
-                    password = retrieved_password or "" -- failsafe
+					password = retrieved_password or '' -- failsafe
 				end
 			end, true, true)
 		end
@@ -59,31 +63,48 @@ local function factory(args)
 
 	function imap.update()
 		-- do not update if the password has not been retrieved yet
-        if type(password) ~= "string" then return end
+		if type(password) ~= 'string' then
+			return
+		end
 
-        local curl = string.format("%s --url imaps://%s:%s/INBOX -u %s:'%s' %s -k",
+		local curl = string.format(
-                     head_command, server, port, mail, password, request)
+			"%s --url imaps://%s:%s/INBOX -u %s:'%s' %s -k",
+			head_command,
+			server,
+			port,
+			mail,
+			password,
+			request
+		)
 
 		helpers.async(curl, function(f)
-            imap_now = { ["MESSAGES"] = 0, ["RECENT"] = 0, ["UNSEEN"] = 0 }
+			imap_now = { ['MESSAGES'] = 0, ['RECENT'] = 0, ['UNSEEN'] = 0 }
 
-            for s,d in f:gmatch("(%w+)%s+(%d+)") do imap_now[s] = tonumber(d) end
+			for s, d in f:gmatch('(%w+)%s+(%d+)') do
-            mailcount = imap_now["UNSEEN"] -- backwards compatibility
+				imap_now[s] = tonumber(d)
+			end
+			mailcount = imap_now['UNSEEN'] -- backwards compatibility
 			widget = imap.widget
 
 			settings()
 
-            if notify == "on" and mailcount and mailcount >= 1 and mailcount > helpers.get_map(mail) then
+			if notify == 'on' and mailcount and mailcount >= 1 and mailcount > helpers.get_map(mail) then
-                if followtag then mail_notification_preset.screen = awful.screen.focused() end
+				if followtag then
-                naughty.notify {
+					mail_notification_preset.screen = awful.screen.focused()
+				end
+				naughty.notify({
 					preset = mail_notification_preset,
-                    text   = string.format("%s has <b>%d</b> new message%s", mail, mailcount, mailcount == 1 and "" or "s")
+					text = string.format(
-                }
+						'%s has <b>%d</b> new message%s',
+						mail,
+						mailcount,
+						mailcount == 1 and '' or 's'
+					),
+				})
 			end
 
-            helpers.set_map(mail, imap_now["UNSEEN"])
+			helpers.set_map(mail, imap_now['UNSEEN'])
 		end)
-
 	end
 
 	imap.timer = helpers.newtimer(mail, timeout, imap.update, true, true)

awesome/lain/widget/init.lua

@@ -11,9 +11,9 @@
 
 --]]
 
-local wrequire     = require("lain.helpers").wrequire
+local wrequire = require('lain.helpers').wrequire
 local setmetatable = setmetatable
 
-local widget = { _NAME = "lain.widget" }
+local widget = { _NAME = 'lain.widget' }
 
 return setmetatable(widget, { __index = wrequire })

awesome/lain/widget/mem.lua

@@ -6,8 +6,8 @@
 
 --]]
 
-local helpers              = require("lain.helpers")
+local helpers = require('lain.helpers')
-local wibox                = require("wibox")
+local wibox = require('wibox')
 local gmatch, lines, floor = string.gmatch, io.lines, math.floor
 
 -- Memory usage (ignoring caches)
@@ -22,15 +22,22 @@ local function factory(args)
 
 	function mem.update()
 		mem_now = {}
-        for line in lines("/proc/meminfo") do
+		for line in lines('/proc/meminfo') do
-            for k, v in gmatch(line, "([%a]+):[%s]+([%d]+).+") do
+			for k, v in gmatch(line, '([%a]+):[%s]+([%d]+).+') do
-                if     k == "MemTotal"     then mem_now.total = floor(v / 1024 + 0.5)
+				if k == 'MemTotal' then
-                elseif k == "MemFree"      then mem_now.free  = floor(v / 1024 + 0.5)
+					mem_now.total = floor(v / 1024 + 0.5)
-                elseif k == "Buffers"      then mem_now.buf   = floor(v / 1024 + 0.5)
+				elseif k == 'MemFree' then
-                elseif k == "Cached"       then mem_now.cache = floor(v / 1024 + 0.5)
+					mem_now.free = floor(v / 1024 + 0.5)
-                elseif k == "SwapTotal"    then mem_now.swap  = floor(v / 1024 + 0.5)
+				elseif k == 'Buffers' then
-                elseif k == "SwapFree"     then mem_now.swapf = floor(v / 1024 + 0.5)
+					mem_now.buf = floor(v / 1024 + 0.5)
-                elseif k == "SReclaimable" then mem_now.srec  = floor(v / 1024 + 0.5)
+				elseif k == 'Cached' then
+					mem_now.cache = floor(v / 1024 + 0.5)
+				elseif k == 'SwapTotal' then
+					mem_now.swap = floor(v / 1024 + 0.5)
+				elseif k == 'SwapFree' then
+					mem_now.swapf = floor(v / 1024 + 0.5)
+				elseif k == 'SReclaimable' then
+					mem_now.srec = floor(v / 1024 + 0.5)
 				end
 			end
 		end
@@ -43,7 +50,7 @@ local function factory(args)
 		settings()
 	end
 
-    helpers.newtimer("mem", timeout, mem.update)
+	helpers.newtimer('mem', timeout, mem.update)
 
 	return mem
 end

awesome/lain/widget/mpd.lua

@@ -6,12 +6,12 @@
 
 --]]
 
-local helpers  = require("lain.helpers")
+local helpers = require('lain.helpers')
-local shell    = require("awful.util").shell
+local shell = require('awful.util').shell
-local escape_f = require("awful.util").escape
+local escape_f = require('awful.util').escape
-local focused  = require("awful.screen").focused
+local focused = require('awful.screen').focused
-local naughty  = require("naughty")
+local naughty = require('naughty')
-local wibox    = require("wibox")
+local wibox = require('wibox')
 local os = os
 local string = string
 
@@ -23,111 +23,135 @@ local function factory(args)
 
 	local mpd = { widget = args.widget or wibox.widget.textbox() }
 	local timeout = args.timeout or 2
-    local password      = (args.password and #args.password > 0 and string.format("password %s\\n", args.password)) or ""
+	local password = (args.password and #args.password > 0 and string.format('password %s\\n', args.password)) or ''
-    local host          = args.host or os.getenv("MPD_HOST") or "127.0.0.1"
+	local host = args.host or os.getenv('MPD_HOST') or '127.0.0.1'
-    local port          = args.port or os.getenv("MPD_PORT") or "6600"
+	local port = args.port or os.getenv('MPD_PORT') or '6600'
-    local music_dir     = args.music_dir or os.getenv("HOME") .. "/Music"
+	local music_dir = args.music_dir or os.getenv('HOME') .. '/Music'
-    local cover_pattern = args.cover_pattern or "*\\.(jpg|jpeg|png|gif)$"
+	local cover_pattern = args.cover_pattern or '*\\.(jpg|jpeg|png|gif)$'
 	local cover_size = args.cover_size or 100
 	local default_art = args.default_art
-    local notify        = args.notify or "on"
+	local notify = args.notify or 'on'
 	local followtag = args.followtag or false
 	local settings = args.settings or function() end
 
-    local mpdh = string.format("telnet://%s:%s", host, port)
+	local mpdh = string.format('telnet://%s:%s', host, port)
-    local echo = string.format("printf \"%sstatus\\ncurrentsong\\nclose\\n\"", password)
+	local echo = string.format('printf "%sstatus\\ncurrentsong\\nclose\\n"', password)
-    local cmd  = string.format("%s | curl --connect-timeout 1 -fsm 3 %s", echo, mpdh)
+	local cmd = string.format('%s | curl --connect-timeout 1 -fsm 3 %s', echo, mpdh)
 
-    mpd_notification_preset = { title = "Now playing", timeout = 6 }
+	mpd_notification_preset = { title = 'Now playing', timeout = 6 }
 
-    helpers.set_map("current mpd track", nil)
+	helpers.set_map('current mpd track', nil)
 
 	function mpd.update()
-        helpers.async({ shell, "-c", cmd }, function(f)
+		helpers.async({ shell, '-c', cmd }, function(f)
 			mpd_now = {
 				random_mode = false,
 				single_mode = false,
 				repeat_mode = false,
 				consume_mode = false,
-                pls_pos      = "N/A",
+				pls_pos = 'N/A',
-                pls_len      = "N/A",
+				pls_len = 'N/A',
-                state        = "N/A",
+				state = 'N/A',
-                file         = "N/A",
+				file = 'N/A',
-                name         = "N/A",
+				name = 'N/A',
-                artist       = "N/A",
+				artist = 'N/A',
-                title        = "N/A",
+				title = 'N/A',
-                album        = "N/A",
+				album = 'N/A',
-                genre        = "N/A",
+				genre = 'N/A',
-                track        = "N/A",
+				track = 'N/A',
-                date         = "N/A",
+				date = 'N/A',
-                time         = "N/A",
+				time = 'N/A',
-                elapsed      = "N/A",
+				elapsed = 'N/A',
-                volume       = "N/A"
+				volume = 'N/A',
 			}
 
-            for line in string.gmatch(f, "[^\n]+") do
+			for line in string.gmatch(f, '[^\n]+') do
-                for k, v in string.gmatch(line, "([%w]+):[%s](.*)$") do
+				for k, v in string.gmatch(line, '([%w]+):[%s](.*)$') do
-                    if     k == "state"          then mpd_now.state        = v
+					if k == 'state' then
-                    elseif k == "file"           then mpd_now.file         = v
+						mpd_now.state = v
-                    elseif k == "Name"           then mpd_now.name         = escape_f(v)
+					elseif k == 'file' then
-                    elseif k == "Artist"         then mpd_now.artist       = escape_f(v)
+						mpd_now.file = v
-                    elseif k == "Title"          then mpd_now.title        = escape_f(v)
+					elseif k == 'Name' then
-                    elseif k == "Album"          then mpd_now.album        = escape_f(v)
+						mpd_now.name = escape_f(v)
-                    elseif k == "Genre"          then mpd_now.genre        = escape_f(v)
+					elseif k == 'Artist' then
-                    elseif k == "Track"          then mpd_now.track        = escape_f(v)
+						mpd_now.artist = escape_f(v)
-                    elseif k == "Date"           then mpd_now.date         = escape_f(v)
+					elseif k == 'Title' then
-                    elseif k == "Time"           then mpd_now.time         = v
+						mpd_now.title = escape_f(v)
-                    elseif k == "elapsed"        then mpd_now.elapsed      = string.match(v, "%d+")
+					elseif k == 'Album' then
-                    elseif k == "song"           then mpd_now.pls_pos      = v
+						mpd_now.album = escape_f(v)
-                    elseif k == "playlistlength" then mpd_now.pls_len      = v
+					elseif k == 'Genre' then
-                    elseif k == "repeat"         then mpd_now.repeat_mode  = v ~= "0"
+						mpd_now.genre = escape_f(v)
-                    elseif k == "single"         then mpd_now.single_mode  = v ~= "0"
+					elseif k == 'Track' then
-                    elseif k == "random"         then mpd_now.random_mode  = v ~= "0"
+						mpd_now.track = escape_f(v)
-                    elseif k == "consume"        then mpd_now.consume_mode = v ~= "0"
+					elseif k == 'Date' then
-                    elseif k == "volume"         then mpd_now.volume       = v
+						mpd_now.date = escape_f(v)
+					elseif k == 'Time' then
+						mpd_now.time = v
+					elseif k == 'elapsed' then
+						mpd_now.elapsed = string.match(v, '%d+')
+					elseif k == 'song' then
+						mpd_now.pls_pos = v
+					elseif k == 'playlistlength' then
+						mpd_now.pls_len = v
+					elseif k == 'repeat' then
+						mpd_now.repeat_mode = v ~= '0'
+					elseif k == 'single' then
+						mpd_now.single_mode = v ~= '0'
+					elseif k == 'random' then
+						mpd_now.random_mode = v ~= '0'
+					elseif k == 'consume' then
+						mpd_now.consume_mode = v ~= '0'
+					elseif k == 'volume' then
+						mpd_now.volume = v
 					end
 				end
 			end
 
-            mpd_notification_preset.text = string.format("%s (%s) - %s\n%s", mpd_now.artist,
+			mpd_notification_preset.text =
-                                           mpd_now.album, mpd_now.date, mpd_now.title)
+				string.format('%s (%s) - %s\n%s', mpd_now.artist, mpd_now.album, mpd_now.date, mpd_now.title)
 			widget = mpd.widget
 			settings()
 
-            if mpd_now.state == "play" then
+			if mpd_now.state == 'play' then
-                if notify == "on" and mpd_now.title ~= helpers.get_map("current mpd track") then
+				if notify == 'on' and mpd_now.title ~= helpers.get_map('current mpd track') then
-                    helpers.set_map("current mpd track", mpd_now.title)
+					helpers.set_map('current mpd track', mpd_now.title)
 
-                    if followtag then mpd_notification_preset.screen = focused() end
+					if followtag then
+						mpd_notification_preset.screen = focused()
+					end
 
 					local common = {
 						preset = mpd_notification_preset,
 						icon = default_art,
 						icon_size = cover_size,
-                        replaces_id = mpd.id
+						replaces_id = mpd.id,
 					}
 
-                    if not string.match(mpd_now.file, "http.*://") then -- local file instead of http stream
+					if not string.match(mpd_now.file, 'http.*://') then -- local file instead of http stream
-                        local path   = string.format("%s/%s", music_dir, string.match(mpd_now.file, ".*/"))
+						local path = string.format('%s/%s', music_dir, string.match(mpd_now.file, '.*/'))
-                        local cover  = string.format("find '%s' -maxdepth 1 -type f | egrep -i -m1 '%s'",
+						local cover = string.format(
-                                       path:gsub("'", "'\\''"), cover_pattern)
+							"find '%s' -maxdepth 1 -type f | egrep -i -m1 '%s'",
-                        helpers.async({ shell, "-c", cover }, function(current_icon)
+							path:gsub("'", "'\\''"),
-                            common.icon = current_icon:gsub("\n", "")
+							cover_pattern
-                            if #common.icon == 0 then common.icon = nil end
+						)
+						helpers.async({ shell, '-c', cover }, function(current_icon)
+							common.icon = current_icon:gsub('\n', '')
+							if #common.icon == 0 then
+								common.icon = nil
+							end
 							mpd.id = naughty.notify(common).id
 						end)
 					else
 						mpd.id = naughty.notify(common).id
 					end
-
 				end
-            elseif mpd_now.state ~= "pause" then
+			elseif mpd_now.state ~= 'pause' then
-                helpers.set_map("current mpd track", nil)
+				helpers.set_map('current mpd track', nil)
 			end
 		end)
 	end
 
-    mpd.timer = helpers.newtimer("mpd", timeout, mpd.update, true, true)
+	mpd.timer = helpers.newtimer('mpd', timeout, mpd.update, true, true)
 
 	return mpd
 end

awesome/lain/widget/net.lua

@@ -6,9 +6,9 @@
 
 --]]
 
-local helpers = require("lain.helpers")
+local helpers = require('lain.helpers')
-local naughty = require("naughty")
+local naughty = require('naughty')
-local wibox   = require("wibox")
+local wibox = require('wibox')
 local string = string
 
 -- Network infos
@@ -20,25 +20,29 @@ local function factory(args)
 	local net = { widget = args.widget or wibox.widget.textbox(), devices = {} }
 	local timeout = args.timeout or 2
 	local units = args.units or 1024 -- KB
-    local notify     = args.notify or "on"
+	local notify = args.notify or 'on'
-    local wifi_state = args.wifi_state or "off"
+	local wifi_state = args.wifi_state or 'off'
-    local eth_state  = args.eth_state or "off"
+	local eth_state = args.eth_state or 'off'
 	local screen = args.screen or 1
-    local format     = args.format or "%.1f"
+	local format = args.format or '%.1f'
 	local settings = args.settings or function() end
 
 	-- Compatibility with old API where iface was a string corresponding to 1 interface
-    net.iface = (args.iface and (type(args.iface) == "string" and {args.iface}) or
+	net.iface = (
-                (type(args.iface) == "table" and args.iface)) or {}
+		args.iface and (type(args.iface) == 'string' and { args.iface })
+		or (type(args.iface) == 'table' and args.iface)
+	) or {}
 
 	function net.get_devices()
 		net.iface = {} -- reset at every call
-        helpers.line_callback("ip link", function(line)
+		helpers.line_callback('ip link', function(line)
-            net.iface[#net.iface + 1] = not string.match(line, "LOOPBACK") and string.match(line, "(%w+): <") or nil
+			net.iface[#net.iface + 1] = not string.match(line, 'LOOPBACK') and string.match(line, '(%w+): <') or nil
 		end)
 	end
 
-    if #net.iface == 0 then net.get_devices() end
+	if #net.iface == 0 then
+		net.get_devices()
+	end
 
 	function net.update()
 		-- These are the totals over all specified interfaces
@@ -46,17 +50,17 @@ local function factory(args)
 			devices = {},
 			-- Bytes since last iteration
 			sent = 0,
-            received = 0
+			received = 0,
 		}
 
 		for _, dev in ipairs(net.iface) do
 			local dev_now = {}
 			local dev_before = net.devices[dev] or { last_t = 0, last_r = 0 }
-            local now_t      = tonumber(helpers.first_line(string.format("/sys/class/net/%s/statistics/tx_bytes", dev)) or 0)
+			local now_t = tonumber(helpers.first_line(string.format('/sys/class/net/%s/statistics/tx_bytes', dev)) or 0)
-            local now_r      = tonumber(helpers.first_line(string.format("/sys/class/net/%s/statistics/rx_bytes", dev)) or 0)
+			local now_r = tonumber(helpers.first_line(string.format('/sys/class/net/%s/statistics/rx_bytes', dev)) or 0)
 
-            dev_now.carrier  = helpers.first_line(string.format("/sys/class/net/%s/carrier", dev)) or "0"
+			dev_now.carrier = helpers.first_line(string.format('/sys/class/net/%s/carrier', dev)) or '0'
-            dev_now.state    = helpers.first_line(string.format("/sys/class/net/%s/operstate", dev)) or "down"
+			dev_now.state = helpers.first_line(string.format('/sys/class/net/%s/operstate', dev)) or 'down'
 
 			dev_now.sent = (now_t - dev_before.last_t) / timeout / units
 			dev_now.received = (now_r - dev_before.last_r) / timeout / units
@@ -70,16 +74,23 @@ local function factory(args)
 			dev_now.last_t = now_t
 			dev_now.last_r = now_r
 
-            if wifi_state == "on" and helpers.first_line(string.format("/sys/class/net/%s/uevent", dev)) == "DEVTYPE=wlan" then
+			if
+				wifi_state == 'on'
+				and helpers.first_line(string.format('/sys/class/net/%s/uevent', dev)) == 'DEVTYPE=wlan'
+			then
 				dev_now.wifi = true
-                if string.match(dev_now.carrier, "1") then
+				if string.match(dev_now.carrier, '1') then
-                        dev_now.signal = tonumber(string.match(helpers.lines_from("/proc/net/wireless")[3], "(%-%d+%.)")) or nil
+					dev_now.signal = tonumber(string.match(helpers.lines_from('/proc/net/wireless')[3], '(%-%d+%.)'))
+						or nil
 				end
 			else
 				dev_now.wifi = false
 			end
 
-            if eth_state == "on" and helpers.first_line(string.format("/sys/class/net/%s/uevent", dev)) ~= "DEVTYPE=wlan" then
+			if
+				eth_state == 'on'
+				and helpers.first_line(string.format('/sys/class/net/%s/uevent', dev)) ~= 'DEVTYPE=wlan'
+			then
 				dev_now.ethernet = true
 			else
 				dev_now.ethernet = false
@@ -88,15 +99,15 @@ local function factory(args)
 			net.devices[dev] = dev_now
 
 			-- Notify only once when connection is lost
-            if string.match(dev_now.carrier, "0") and notify == "on" and helpers.get_map(dev) then
+			if string.match(dev_now.carrier, '0') and notify == 'on' and helpers.get_map(dev) then
-                naughty.notify {
+				naughty.notify({
 					title = dev,
-                    text     = "No carrier",
+					text = 'No carrier',
-                    icon     = helpers.icons_dir .. "no_net.png",
+					icon = helpers.icons_dir .. 'no_net.png',
-                    screen   = screen
+					screen = screen,
-                }
+				})
 				helpers.set_map(dev, false)
-            elseif string.match(dev_now.carrier, "1") then
+			elseif string.match(dev_now.carrier, '1') then
 				helpers.set_map(dev, true)
 			end
 
@@ -114,7 +125,7 @@ local function factory(args)
 		settings()
 	end
 
-    helpers.newtimer("network", timeout, net.update)
+	helpers.newtimer('network', timeout, net.update)
 
 	return net
 end

awesome/lain/widget/pulse.lua

@@ -5,9 +5,9 @@
 
 --]]
 
-local helpers = require("lain.helpers")
+local helpers = require('lain.helpers')
-local shell   = require("awful.util").shell
+local shell = require('awful.util').shell
-local wibox   = require("wibox")
+local wibox = require('wibox')
 local string = string
 local type = type
 
@@ -17,40 +17,42 @@ local type    = type
 local function factory(args)
 	args = args or {}
 
-    local pulse    = { widget = args.widget or wibox.widget.textbox(), device = "N/A" }
+	local pulse = { widget = args.widget or wibox.widget.textbox(), device = 'N/A' }
 	local timeout = args.timeout or 5
 	local settings = args.settings or function() end
 
-    pulse.devicetype = args.devicetype or "sink"
+	pulse.devicetype = args.devicetype or 'sink'
-    pulse.cmd = args.cmd or "pacmd list-" .. pulse.devicetype .. "s | sed -n -e '/*/,$!d' -e '/index/p' -e '/base volume/d' -e '/volume:/p' -e '/muted:/p' -e '/device\\.string/p'"
+	pulse.cmd = args.cmd
+		or 'pacmd list-'
+			.. pulse.devicetype
+			.. "s | sed -n -e '/*/,$!d' -e '/index/p' -e '/base volume/d' -e '/volume:/p' -e '/muted:/p' -e '/device\\.string/p'"
 
 	function pulse.update()
-        helpers.async({ shell, "-c", type(pulse.cmd) == "string" and pulse.cmd or pulse.cmd() },
+		helpers.async({ shell, '-c', type(pulse.cmd) == 'string' and pulse.cmd or pulse.cmd() }, function(s)
-        function(s)
 			volume_now = {
-                index  = string.match(s, "index: (%S+)") or "N/A",
+				index = string.match(s, 'index: (%S+)') or 'N/A',
-                device = string.match(s, "device.string = \"(%S+)\"") or "N/A",
+				device = string.match(s, 'device.string = "(%S+)"') or 'N/A',
-                muted  = string.match(s, "muted: (%S+)") or "N/A"
+				muted = string.match(s, 'muted: (%S+)') or 'N/A',
 			}
 
 			pulse.device = volume_now.index
 
 			local ch = 1
 			volume_now.channel = {}
-            for v in string.gmatch(s, ":.-(%d+)%%") do
+			for v in string.gmatch(s, ':.-(%d+)%%') do
 				volume_now.channel[ch] = v
 				ch = ch + 1
 			end
 
-            volume_now.left  = volume_now.channel[1] or "N/A"
+			volume_now.left = volume_now.channel[1] or 'N/A'
-            volume_now.right = volume_now.channel[2] or "N/A"
+			volume_now.right = volume_now.channel[2] or 'N/A'
 
 			widget = pulse.widget
 			settings()
 		end)
 	end
 
-    helpers.newtimer("pulse", timeout, pulse.update)
+	helpers.newtimer('pulse', timeout, pulse.update)
 
 	return pulse
 end

awesome/lain/widget/pulsebar.lua

@@ -6,10 +6,10 @@
 
 --]]
 
-local helpers  = require("lain.helpers")
+local helpers = require('lain.helpers')
-local awful    = require("awful")
+local awful = require('awful')
-local naughty  = require("naughty")
+local naughty = require('naughty')
-local wibox    = require("wibox")
+local wibox = require('wibox')
 local math = math
 local string = string
 local type = type
@@ -21,15 +21,15 @@ local tonumber = tonumber
 local function factory(args)
 	local pulsebar = {
 		colors = {
-            background      = "#000000",
+			background = '#000000',
-            mute_background = "#000000",
+			mute_background = '#000000',
-            mute            = "#EB8F8F",
+			mute = '#EB8F8F',
-            unmute          = "#A4CE8A"
+			unmute = '#A4CE8A',
 		},
 
 		_current_level = 0,
-        _mute          = "no",
+		_mute = 'no',
-        device         = "N/A"
+		device = 'N/A',
 	}
 
 	args = args or {}
@@ -42,24 +42,27 @@ local function factory(args)
 	local paddings = args.paddings or 1
 	local ticks = args.ticks or false
 	local ticks_size = args.ticks_size or 7
-    local tick       = args.tick or "|"
+	local tick = args.tick or '|'
-    local tick_pre   = args.tick_pre or "["
+	local tick_pre = args.tick_pre or '['
-    local tick_post  = args.tick_post or "]"
+	local tick_post = args.tick_post or ']'
-    local tick_none  = args.tick_none or " "
+	local tick_none = args.tick_none or ' '
 
 	pulsebar.colors = args.colors or pulsebar.colors
 	pulsebar.followtag = args.followtag or false
 	pulsebar.notification_preset = args.notification_preset
-    pulsebar.devicetype          = args.devicetype or "sink"
+	pulsebar.devicetype = args.devicetype or 'sink'
-    pulsebar.cmd                 = args.cmd or "pacmd list-" .. pulsebar.devicetype .. "s | sed -n -e '/*/,$!d' -e '/index/p' -e '/base volume/d' -e '/volume:/p' -e '/muted:/p' -e '/device\\.string/p'"
+	pulsebar.cmd = args.cmd
+		or 'pacmd list-'
+			.. pulsebar.devicetype
+			.. "s | sed -n -e '/*/,$!d' -e '/index/p' -e '/base volume/d' -e '/volume:/p' -e '/muted:/p' -e '/device\\.string/p'"
 
 	if not pulsebar.notification_preset then
 		pulsebar.notification_preset = {
-            font = "Monospace 10"
+			font = 'Monospace 10',
 		}
 	end
 
-    pulsebar.bar = wibox.widget {
+	pulsebar.bar = wibox.widget({
 		color = pulsebar.colors.unmute,
 		background_color = pulsebar.colors.background,
 		forced_height = height,
@@ -69,66 +72,74 @@ local function factory(args)
 		ticks = ticks,
 		ticks_size = ticks_size,
 		widget = wibox.widget.progressbar,
-    }
+	})
 
 	pulsebar.tooltip = awful.tooltip({ objects = { pulsebar.bar } })
 
 	function pulsebar.update(callback)
-        helpers.async({ awful.util.shell, "-c", type(pulsebar.cmd) == "string" and pulsebar.cmd or pulsebar.cmd() },
+		helpers.async(
+			{ awful.util.shell, '-c', type(pulsebar.cmd) == 'string' and pulsebar.cmd or pulsebar.cmd() },
 			function(s)
 				volume_now = {
-                index  = string.match(s, "index: (%S+)") or "N/A",
+					index = string.match(s, 'index: (%S+)') or 'N/A',
-                device = string.match(s, "device.string = \"(%S+)\"") or "N/A",
+					device = string.match(s, 'device.string = "(%S+)"') or 'N/A',
-                muted  = string.match(s, "muted: (%S+)") or "N/A"
+					muted = string.match(s, 'muted: (%S+)') or 'N/A',
 				}
 
 				pulsebar.device = volume_now.index
 
 				local ch = 1
 				volume_now.channel = {}
-            for v in string.gmatch(s, ":.-(%d+)%%") do
+				for v in string.gmatch(s, ':.-(%d+)%%') do
 					volume_now.channel[ch] = v
 					ch = ch + 1
 				end
 
-            volume_now.left  = volume_now.channel[1] or "N/A"
+				volume_now.left = volume_now.channel[1] or 'N/A'
-            volume_now.right = volume_now.channel[2] or "N/A"
+				volume_now.right = volume_now.channel[2] or 'N/A'
 
 				local volu = volume_now.left
 				local mute = volume_now.muted
 
-            if volu:match("N/A") or mute:match("N/A") then return end
+				if volu:match('N/A') or mute:match('N/A') then
+					return
+				end
 
 				if volu ~= pulsebar._current_level or mute ~= pulsebar._mute then
 					pulsebar._current_level = tonumber(volu)
 					pulsebar.bar:set_value(pulsebar._current_level / 100)
-                if pulsebar._current_level == 0 or mute == "yes" then
+					if pulsebar._current_level == 0 or mute == 'yes' then
 						pulsebar._mute = mute
-                    pulsebar.tooltip:set_text ("[muted]")
+						pulsebar.tooltip:set_text('[muted]')
 						pulsebar.bar.color = pulsebar.colors.mute
 						pulsebar.bar.background_color = pulsebar.colors.mute_background
 					else
-                    pulsebar._mute = "no"
+						pulsebar._mute = 'no'
-                    pulsebar.tooltip:set_text(string.format("%s %s: %s", pulsebar.devicetype, pulsebar.device, volu))
+						pulsebar.tooltip:set_text(
+							string.format('%s %s: %s', pulsebar.devicetype, pulsebar.device, volu)
+						)
 						pulsebar.bar.color = pulsebar.colors.unmute
 						pulsebar.bar.background_color = pulsebar.colors.background
 					end
 
 					settings()
 
-                if type(callback) == "function" then callback() end
+					if type(callback) == 'function' then
+						callback()
 					end
-        end)
+				end
+			end
+		)
 	end
 
 	function pulsebar.notify()
 		pulsebar.update(function()
 			local preset = pulsebar.notification_preset
 
-            preset.title = string.format("%s %s - %s%%", pulsebar.devicetype, pulsebar.device, pulsebar._current_level)
+			preset.title = string.format('%s %s - %s%%', pulsebar.devicetype, pulsebar.device, pulsebar._current_level)
 
-            if pulsebar._mute == "yes" then
+			if pulsebar._mute == 'yes' then
-                preset.title = preset.title .. " muted"
+				preset.title = preset.title .. ' muted'
 			end
 
 			-- tot is the maximum number of ticks to display in the notification
@@ -138,7 +149,7 @@ local function factory(args)
 			-- if we can grab mywibox, tot is defined as its height if
 			-- horizontal, or width otherwise
 			if wib then
-                if wib.position == "left" or wib.position == "right" then
+				if wib.position == 'left' or wib.position == 'right' then
 					tot = wib.width
 				else
 					tot = wib.height
@@ -146,28 +157,27 @@ local function factory(args)
 			end
 
 			local int = math.modf((pulsebar._current_level / 100) * tot)
-            preset.text = string.format(
+			preset.text =
-                "%s%s%s%s",
+				string.format('%s%s%s%s', tick_pre, string.rep(tick, int), string.rep(tick_none, tot - int), tick_post)
-                tick_pre,
-                string.rep(tick, int),
-                string.rep(tick_none, tot - int),
-                tick_post
-            )
 
-            if pulsebar.followtag then preset.screen = awful.screen.focused() end
+			if pulsebar.followtag then
+				preset.screen = awful.screen.focused()
+			end
 
 			if not pulsebar.notification then
-                pulsebar.notification = naughty.notify {
+				pulsebar.notification = naughty.notify({
 					preset = preset,
-                    destroy = function() pulsebar.notification = nil end
+					destroy = function()
-                }
+						pulsebar.notification = nil
+					end,
+				})
 			else
 				naughty.replace_text(pulsebar.notification, preset.title, preset.text)
 			end
 		end)
 	end
 
-    helpers.newtimer(string.format("pulsebar-%s-%s", pulsebar.devicetype, pulsebar.device), timeout, pulsebar.update)
+	helpers.newtimer(string.format('pulsebar-%s-%s', pulsebar.devicetype, pulsebar.device), timeout, pulsebar.update)
 
 	return pulsebar
 end

awesome/lain/widget/sysload.lua

@@ -6,8 +6,8 @@
 
 --]]
 
-local helpers     = require("lain.helpers")
+local helpers = require('lain.helpers')
-local wibox       = require("wibox")
+local wibox = require('wibox')
 local open, match = io.open, string.match
 
 -- System load
@@ -21,17 +21,17 @@ local function factory(args)
 	local settings = args.settings or function() end
 
 	function sysload.update()
-        local f = open("/proc/loadavg")
+		local f = open('/proc/loadavg')
-        local ret = f:read("*all")
+		local ret = f:read('*all')
 		f:close()
 
-        load_1, load_5, load_15 = match(ret, "([^%s]+) ([^%s]+) ([^%s]+)")
+		load_1, load_5, load_15 = match(ret, '([^%s]+) ([^%s]+) ([^%s]+)')
 
 		widget = sysload.widget
 		settings()
 	end
 
-    helpers.newtimer("sysload", timeout, sysload.update)
+	helpers.newtimer('sysload', timeout, sysload.update)
 
 	return sysload
 end

awesome/lain/widget/temp.lua

@@ -5,8 +5,8 @@
 
 --]]
 
-local helpers  = require("lain.helpers")
+local helpers = require('lain.helpers')
-local wibox    = require("wibox")
+local wibox = require('wibox')
 local tonumber = tonumber
 
 -- {thermal,core} temperature info
@@ -17,15 +17,15 @@ local function factory(args)
 
 	local temp = { widget = args.widget or wibox.widget.textbox() }
 	local timeout = args.timeout or 30
-    local tempfile = args.tempfile or "/sys/devices/virtual/thermal/thermal_zone0/temp"
+	local tempfile = args.tempfile or '/sys/devices/virtual/thermal/thermal_zone0/temp'
-    local format   = args.format or "%.1f"
+	local format = args.format or '%.1f'
 	local settings = args.settings or function() end
 
 	function temp.update()
-        helpers.async({"find", "/sys/devices", "-type", "f", "-name", "*temp*"}, function(f)
+		helpers.async({ 'find', '/sys/devices', '-type', 'f', '-name', '*temp*' }, function(f)
 			temp_now = {}
 			local temp_fl, temp_value
-            for t in f:gmatch("[^\n]+") do
+			for t in f:gmatch('[^\n]+') do
 				temp_fl = helpers.first_line(t)
 				if temp_fl then
 					temp_value = tonumber(temp_fl)
@@ -35,14 +35,14 @@ local function factory(args)
 			if temp_now[tempfile] then
 				coretemp_now = string.format(format, temp_now[tempfile])
 			else
-                coretemp_now = "N/A"
+				coretemp_now = 'N/A'
 			end
 			widget = temp.widget
 			settings()
 		end)
 	end
 
-    helpers.newtimer("thermal", timeout, temp.update)
+	helpers.newtimer('thermal', timeout, temp.update)
 
 	return temp
 end

awesome/lain/widget/weather.lua

@@ -5,11 +5,11 @@
 
 --]]
 
-local helpers  = require("lain.helpers")
+local helpers = require('lain.helpers')
-local json     = require("lain.util").dkjson
+local json = require('lain.util').dkjson
-local focused  = require("awful.screen").focused
+local focused = require('awful.screen').focused
-local naughty  = require("naughty")
+local naughty = require('naughty')
-local wibox    = require("wibox")
+local wibox = require('wibox')
 local math = math
 local os = os
 local string = string
@@ -26,28 +26,30 @@ local function factory(args)
 	local weather = { widget = args.widget or wibox.widget.textbox() }
 	local APPID = args.APPID -- mandatory
 	local timeout = args.timeout or 60 * 15 -- 15 min
-    local current_call          = args.current_call  or "curl -s 'https://api.openweathermap.org/data/2.5/weather?id=%s&units=%s&lang=%s&APPID=%s'"
+	local current_call = args.current_call
-    local forecast_call         = args.forecast_call or "curl -s 'https://api.openweathermap.org/data/2.5/forecast?id=%s&units=%s&lang=%s&APPID=%s'"
+		or "curl -s 'https://api.openweathermap.org/data/2.5/weather?id=%s&units=%s&lang=%s&APPID=%s'"
+	local forecast_call = args.forecast_call
+		or "curl -s 'https://api.openweathermap.org/data/2.5/forecast?id=%s&units=%s&lang=%s&APPID=%s'"
 	local city_id = args.city_id or 0 -- placeholder
-    local units                 = args.units or "metric"
+	local units = args.units or 'metric'
-    local lang                  = args.lang or "en"
+	local lang = args.lang or 'en'
 	local cnt = args.cnt or 5
-    local icons_path            = args.icons_path or helpers.icons_dir .. "openweathermap/"
+	local icons_path = args.icons_path or helpers.icons_dir .. 'openweathermap/'
 	local notification_preset = args.notification_preset or {}
-    local notification_text_fun = args.notification_text_fun or
+	local notification_text_fun = args.notification_text_fun
-                                  function (wn)
+		or function(wn)
-                                      local day = os.date("%a %d", wn["dt"])
+			local day = os.date('%a %d', wn['dt'])
-                                      local temp = math.floor(wn["main"]["temp"])
+			local temp = math.floor(wn['main']['temp'])
-                                      local desc = wn["weather"][1]["description"]
+			local desc = wn['weather'][1]['description']
-                                      return string.format("<b>%s</b>: %s, %d ", day, desc, temp)
+			return string.format('<b>%s</b>: %s, %d ', day, desc, temp)
 		end
-    local weather_na_markup     = args.weather_na_markup or " N/A "
+	local weather_na_markup = args.weather_na_markup or ' N/A '
 	local followtag = args.followtag or false
-    local showpopup             = args.showpopup or "on"
+	local showpopup = args.showpopup or 'on'
 	local settings = args.settings or function() end
 
 	weather.widget:set_markup(weather_na_markup)
-    weather.icon_path = icons_path .. "na.png"
+	weather.icon_path = icons_path .. 'na.png'
 	weather.icon = wibox.widget.imagebox(weather.icon_path)
 
 	function weather.show(seconds)
@@ -62,12 +64,12 @@ local function factory(args)
 			weather.forecast_update()
 		end
 
-        weather.notification = naughty.notify {
+		weather.notification = naughty.notify({
 			preset = notification_preset,
 			text = weather.notification_text,
 			icon = weather.icon_path,
-            timeout = type(seconds) == "number" and seconds or notification_preset.timeout
+			timeout = type(seconds) == 'number' and seconds or notification_preset.timeout,
-        }
+		})
 	end
 
 	function weather.hide()
@@ -78,10 +80,10 @@ local function factory(args)
 	end
 
 	function weather.attach(obj)
-        obj:connect_signal("mouse::enter", function()
+		obj:connect_signal('mouse::enter', function()
 			weather.show(0)
 		end)
-        obj:connect_signal("mouse::leave", function()
+		obj:connect_signal('mouse::leave', function()
 			weather.hide()
 		end)
 	end
@@ -92,13 +94,13 @@ local function factory(args)
 			local err
 			weather_now, _, err = json.decode(f, 1, nil)
 
-            if not err and type(weather_now) == "table" and tonumber(weather_now["cod"]) == 200 then
+			if not err and type(weather_now) == 'table' and tonumber(weather_now['cod']) == 200 then
-                weather.notification_text = ""
+				weather.notification_text = ''
-                for i = 1, weather_now["cnt"], math.floor(weather_now["cnt"] / cnt) do
+				for i = 1, weather_now['cnt'], math.floor(weather_now['cnt'] / cnt) do
-                    weather.notification_text = weather.notification_text ..
+					weather.notification_text = weather.notification_text
-                                                notification_text_fun(weather_now["list"][i])
+						.. notification_text_fun(weather_now['list'][i])
-                    if i < weather_now["cnt"] then
+					if i < weather_now['cnt'] then
-                        weather.notification_text = weather.notification_text .. "\n"
+						weather.notification_text = weather.notification_text .. '\n'
 					end
 				end
 			end
@@ -111,23 +113,23 @@ local function factory(args)
 			local err
 			weather_now, _, err = json.decode(f, 1, nil)
 
-            if not err and type(weather_now) == "table" and tonumber(weather_now["cod"]) == 200 then
+			if not err and type(weather_now) == 'table' and tonumber(weather_now['cod']) == 200 then
-                local sunrise = tonumber(weather_now["sys"]["sunrise"])
+				local sunrise = tonumber(weather_now['sys']['sunrise'])
-                local sunset  = tonumber(weather_now["sys"]["sunset"])
+				local sunset = tonumber(weather_now['sys']['sunset'])
-                local icon    = weather_now["weather"][1]["icon"]
+				local icon = weather_now['weather'][1]['icon']
 				local loc_now = os.time()
 
 				if sunrise <= loc_now and loc_now <= sunset then
-                    icon = string.gsub(icon, "n", "d")
+					icon = string.gsub(icon, 'n', 'd')
 				else
-                    icon = string.gsub(icon, "d", "n")
+					icon = string.gsub(icon, 'd', 'n')
 				end
 
-                weather.icon_path = icons_path .. icon .. ".png"
+				weather.icon_path = icons_path .. icon .. '.png'
 				widget = weather.widget
 				settings()
 			else
-                weather.icon_path = icons_path .. "na.png"
+				weather.icon_path = icons_path .. 'na.png'
 				weather.widget:set_markup(weather_na_markup)
 			end
 
@@ -135,10 +137,13 @@ local function factory(args)
 		end)
 	end
 
-    if showpopup == "on" then weather.attach(weather.widget) end
+	if showpopup == 'on' then
+		weather.attach(weather.widget)
+	end
 
-    weather.timer = helpers.newtimer("weather-" .. city_id, timeout, weather.update, false, true)
+	weather.timer = helpers.newtimer('weather-' .. city_id, timeout, weather.update, false, true)
-    weather.timer_forecast = helpers.newtimer("weather_forecast-" .. city_id, timeout, weather.forecast_update, false, true)
+	weather.timer_forecast =
+		helpers.newtimer('weather_forecast-' .. city_id, timeout, weather.forecast_update, false, true)
 
 	return weather
 end

awesome/theme.lua

@@ -10,13 +10,29 @@ local lain = require('lain')
 local awful = require('awful')
 local wibox = require('wibox')
 local dpi = require('beautiful.xresources').apply_dpi
+local naughty = require('naughty')
+local settings = (function()
+	local status, settings = pcall(function()
+		return dofile(os.getenv('HOME') .. '/.config/awesome/settings.lua')
+	end)
+	if status then
+		return settings
+	else
+		naughty.notify({
+			preset = naughty.config.presets.critical,
+			title = 'Error while parsing settings!',
+			text = settings,
+		})
+		return {}
+	end
+end)()
 
 local os = os
 local my_table = awful.util.table or gears.table -- 4.{0,1} compatibility
 
 local theme = {}
 theme.confdir = os.getenv('HOME') .. '/.config/awesome/'
-theme.wallpaper = os.getenv('HOME') .. '/.config/awesome/wall.png'
+theme.wallpaper = os.getenv('HOME') .. '/.config/awesome/' .. (settings['wallpaper'] or 'wall.png')
 theme.font = 'Terminus 8'
 theme.menu_bg_normal = '#000000'
 theme.menu_bg_focus = '#000000'
@@ -146,29 +162,39 @@ local cpu = lain.widget.cpu({
 	end,
 })
 
+local optional = {}
+
 -- Coretemp
---[[local tempicon = wibox.widget.imagebox(theme.widget_temp)
+if settings['show_temp'] == true then
+	local tempicon = wibox.widget.imagebox(theme.widget_temp)
 	local temp = lain.widget.temp({
 		settings = function()
-        widget:set_markup(markup.fontfg(theme.font, "#f1af5f", coretemp_now .. "°C "))
+			-- luacheck: globals widget coretemp_now
+			widget:set_markup(markup.fontfg(theme.font, '#f1af5f', coretemp_now .. '°C '))
+		end,
+	})
+	table.insert(optional, tempicon)
+	table.insert(optional, temp)
 end
-})]]
---
 
 -- Battery
---[[local baticon = wibox.widget.imagebox(theme.widget_batt)
+if settings['show_battery'] == true then
+	local baticon = wibox.widget.imagebox(theme.widget_batt)
 	local bat = lain.widget.bat({
 		settings = function()
-        local perc = bat_now.perc ~= "N/A" and bat_now.perc .. "%" or bat_now.perc
+			-- luacheck: globals widget bat_now
+			local perc = bat_now.perc ~= 'N/A' and bat_now.perc .. '%' or bat_now.perc
 
 			if bat_now.ac_status == 1 then
-            perc = perc .. " plug"
+				perc = perc .. ' plug'
 			end
 
-        widget:set_markup(markup.fontfg(theme.font, theme.fg_normal, perc .. " "))
+			widget:set_markup(markup.fontfg(theme.font, theme.fg_normal, perc .. ' '))
+		end,
+	})
+	table.insert(optional, baticon)
+	table.insert(optional, bat)
 end
-})]]
---
 
 -- ALSA volume
 local volicon = wibox.widget.imagebox(theme.widget_vol)
@@ -331,6 +357,7 @@ function theme.at_screen_connect(s)
 		},
 		s.mytasklist, -- Middle widget
 		--nil,
+		gears.table.join(
 			{ -- Right widgets
 				layout = wibox.layout.fixed.horizontal,
 				wibox.widget.systray(),
@@ -360,15 +387,13 @@ function theme.at_screen_connect(s)
 				cpu.widget,
 				fsicon,
 				theme.fs.widget,
-			--weathericon,
+			},
-			--theme.weather.widget,
+			optional,
-			--tempicon,
+			{
-			--temp.widget,
-			--baticon,
-			--bat.widget,
 				clockicon,
 				mytextclock,
-		},
+			}
+		),
 	})
 end