53 lines
1.6 KiB
Lua
53 lines
1.6 KiB
Lua
---------------------------------------------------
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-- Licensed under the GNU General Public License v2
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-- * (c) 2010, Adrian C. <anrxc@sysphere.org>
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---------------------------------------------------
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-- {{{ Grab environment
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local tonumber = tonumber
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local io = { popen = io.popen }
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local setmetatable = setmetatable
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local table = { insert = table.insert }
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local string = { match = string.match }
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-- }}}
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-- Batacpi: provides state, charge, and remaining time for all batteries using acpitool
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-- vicious.contrib.batacpi
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local batacpi = {}
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-- {{{ Battery widget type
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local function worker(format)
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local battery_info = {}
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local battery_state = {
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["full"] = "↯",
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["unknown"] = "⌁",
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["charged"] = "↯",
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["charging"] = "+",
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["discharging"] = "-"
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}
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-- Get data from acpitool
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local f = io.popen("acpitool -b")
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for line in f:lines() do
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-- Check if the battery is present
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if string.match(line, "^[%s]+Battery.*") then
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-- Store state and charge information
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table.insert(battery_info, (battery_state[string.match(line, "([%a]*),") or "unknown"]))
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table.insert(battery_info, (tonumber(string.match(line, "([%d]?[%d]?[%d])%.")) or 0))
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-- Store remaining time information
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table.insert(battery_info, (string.match(line, "%%,%s(.*)") or "N/A"))
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else
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return {battery_state["unknown"], 0, "N/A"}
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end
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end
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f:close()
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return battery_info
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end
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-- }}}
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return setmetatable(batacpi, { __call = function(_, ...) return worker(...) end })
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