update lain
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awesome/.config/awesome/lain/widget/contrib/tp_smapi.lua
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147
awesome/.config/awesome/lain/widget/contrib/tp_smapi.lua
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--[[
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Licensed under GNU General Public License v2
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* (c) 2018, Luca CPZ
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* (c) 2013, Conor Heine
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--]]
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local helpers = require("lain.helpers")
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local focused = require("awful.screen").focused
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local gears = require("gears")
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local naughty = require("naughty")
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local wibox = require("wibox")
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local string = string
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local type = type
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-- ThinkPad battery infos and widget creator
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-- http://www.thinkwiki.org/wiki/Tp_smapi
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-- lain.widget.contrib.tp_smapi
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local function factory(apipath)
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local tp_smapi = {
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path = apipath or "/sys/devices/platform/smapi"
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}
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function tp_smapi.get(batid, feature)
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return helpers.first_line(string.format("%s/%s/%s", tp_smapi.path, batid or "BAT0", feature or ""))
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end
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function tp_smapi.installed(batid)
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return tp_smapi.get(batid, "installed") == "1"
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end
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function tp_smapi.status(batid)
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return tp_smapi.get(batid, "state")
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end
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function tp_smapi.percentage(batid)
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return tp_smapi.get(batid, "remaining_percent")
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end
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-- either running or charging time
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function tp_smapi.time(batid)
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local status = tp_smapi.status(batid)
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local mins_left = tp_smapi.get(batid, string.match(string.lower(status), "discharging") and "remaining_running_time" or "remaining_charging_time")
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if not string.find(mins_left, "^%d+") then return "N/A" end
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return string.format("%02d:%02d", math.floor(mins_left / 60), mins_left % 60) -- HH:mm
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end
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function tp_smapi.hide()
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if not tp_smapi.notification then return end
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naughty.destroy(tp_smapi.notification)
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tp_smapi.notification = nil
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end
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function tp_smapi.show(batid, seconds, scr)
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if not tp_smapi.installed(batid) then return end
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local mfgr = tp_smapi.get(batid, "manufacturer") or "no_mfgr"
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local model = tp_smapi.get(batid, "model") or "no_model"
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local chem = tp_smapi.get(batid, "chemistry") or "no_chem"
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local status = tp_smapi.get(batid, "state")
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local time = tp_smapi.time(batid)
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local msg = ""
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if status and status ~= "idle" then
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msg = string.format("[%s] %s %s", status, time ~= "N/A" and time or "unknown remaining time",
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string.lower(status):gsub(" ", ""):gsub("\n", "") == "charging" and " until charged" or " remaining")
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else
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msg = "On AC power"
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end
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tp_smapi.hide()
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tp_smapi.notification = naughty.notify {
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title = string.format("%s: %s %s (%s)", batid, mfgr, model, chem),
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text = msg,
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timeout = type(seconds) == "number" and seconds or 0,
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screen = scr or focused()
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}
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end
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function tp_smapi.create_widget(args)
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local args = args or {}
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local pspath = args.pspath or "/sys/class/power_supply/"
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local batteries = args.batteries or (args.battery and {args.battery}) or {}
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local timeout = args.timeout or 30
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local settings = args.settings or function() end
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if #batteries == 0 then
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helpers.line_callback("ls -1 " .. pspath, function(line)
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local bstr = string.match(line, "BAT%w+")
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if bstr then batteries[#batteries + 1] = bstr end
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end)
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end
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local all_batteries_installed = true
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for i, battery in ipairs(batteries) do
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if not tp_smapi.installed(battery) then
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naughty.notify {
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preset = naughty.config.critical,
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title = "tp_smapi: error while creating widget",
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text = string.format("battery %s is not installed", battery)
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}
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all_batteries_installed = false
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break
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end
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end
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if not all_batteries_installed then return end
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tpbat = {
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batteries = batteries,
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widget = args.widget or wibox.widget.textbox()
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}
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function tpbat.update()
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tpbat_now = {
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n_status = {},
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n_perc = {},
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n_time = {},
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status = "N/A"
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}
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for i = 1, #batteries do
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tpbat_now.n_status[i] = tp_smapi.status(batteries[i]) or "N/A"
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tpbat_now.n_perc[i] = tp_smapi.percentage(batteries[i])
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tpbat_now.n_time[i] = tp_smapi.time(batteries[i]) or "N/A"
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if not tpbat_now.n_status[i]:lower():match("full") then
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tpbat_now.status = tpbat_now.n_status[i]
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end
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end
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widget = tpbat.widget -- backwards compatibility
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settings()
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end
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helpers.newtimer("thinkpad-batteries", timeout, tpbat.update)
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return tpbat
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end
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return tp_smapi
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end
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return factory
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