mirror of https://github.com/lcpz/lain.git
127 lines
4.6 KiB
Lua
127 lines
4.6 KiB
Lua
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--[[
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Licensed under GNU General Public License v2
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* (c) 2013, Luke Bonham
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--]]
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local helpers = require("lain.helpers")
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local shell = require("awful.util").shell
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local beautiful = require("beautiful")
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local focused = require("awful.screen").focused
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local wibox = require("wibox")
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local naughty = require("naughty")
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local string = string
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local tonumber = tonumber
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local setmetatable = setmetatable
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-- File system disk space usage
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-- lain.widgets.fs
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local fs = {}
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-- Unit definitions
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fs.unit = { ["mb"] = 1024, ["gb"] = 1024^2 }
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function fs.hide()
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naughty.destroy(fs.notification)
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fs.notification = nil
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end
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function fs.show(seconds, scr)
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fs.hide()
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if fs.followtag then
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fs.notification_preset.screen = focused()
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elseif scr then
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fs.notification_preset.screen = scr
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end
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local cmd = (fs.options and string.format("dfs %s", fs.options)) or "dfs"
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helpers.async(helpers.scripts_dir .. cmd, function(ws)
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fs.notification = naughty.notify({
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preset = fs.notification_preset,
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text = ws:gsub("\n*$", ""),
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timeout = seconds or 5,
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})
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end)
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end
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local function worker(args)
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local args = args or {}
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local timeout = args.timeout or 600
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local partition = args.partition or "/"
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local showpopup = args.showpopup or "on"
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local notify = args.notify or "on"
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local settings = args.settings or function() end
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fs.options = args.options
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fs.followtag = args.followtag or false
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fs.notification_preset = args.notification_preset or { fg = beautiful.fg_normal }
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fs.widget = wibox.widget.textbox()
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helpers.set_map(partition, false)
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function update()
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fs_info, fs_now = {}, {}
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helpers.async(string.format("%s -c 'LC_ALL=C df -k --output=target,size,used,avail,pcent'", shell), function(f)
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for line in string.gmatch(f, "\n[^\n]+") do
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local m,s,u,a,p = string.match(line, "(/.-%s).-(%d+).-(%d+).-(%d+).-([%d]+)%%")
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m = m:gsub(" ", "") -- clean target from any whitespace
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fs_info[m .. " size_mb"] = string.format("%.1f", tonumber(s) / fs.unit["mb"])
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fs_info[m .. " size_gb"] = string.format("%.1f", tonumber(s) / fs.unit["gb"])
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fs_info[m .. " used_mb"] = string.format("%.1f", tonumber(u) / fs.unit["mb"])
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fs_info[m .. " used_gb"] = string.format("%.1f", tonumber(u) / fs.unit["gb"])
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fs_info[m .. " used_p"] = p
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fs_info[m .. " avail_mb"] = string.format("%.1f", tonumber(a) / fs.unit["mb"])
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fs_info[m .. " avail_gb"] = string.format("%.1f", tonumber(a) / fs.unit["gb"])
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fs_info[m .. " avail_p"] = string.format("%d", 100 - tonumber(p))
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end
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fs_now.size_mb = fs_info[partition .. " size_mb"] or "N/A"
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fs_now.size_gb = fs_info[partition .. " size_gb"] or "N/A"
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fs_now.used = fs_info[partition .. " used_p"] or "N/A"
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fs_now.used_mb = fs_info[partition .. " used_mb"] or "N/A"
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fs_now.used_gb = fs_info[partition .. " used_gb"] or "N/A"
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fs_now.available = fs_info[partition .. " avail_p"] or "N/A"
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fs_now.available_mb = fs_info[partition .. " avail_mb"] or "N/A"
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fs_now.available_gb = fs_info[partition .. " avail_gb"] or "N/A"
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notification_preset = fs.notification_preset
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widget = fs.widget
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settings()
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if notify == "on" and fs_now.used >= 99 and not helpers.get_map(partition) then
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naughty.notify({
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title = "warning",
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text = partition .. " is empty!",
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timeout = 8,
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fg = "#000000",
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bg = "#FFFFFF"
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})
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helpers.set_map(partition, true)
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else
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helpers.set_map(partition, false)
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end
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end)
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end
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if showpopup == "on" then
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fs.widget:connect_signal('mouse::enter', function () fs.show(0) end)
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fs.widget:connect_signal('mouse::leave', function () fs.hide() end)
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end
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helpers.newtimer(partition, timeout, update)
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return setmetatable(fs, { __index = fs.widget })
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end
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return setmetatable(fs, { __call = function(_, ...) return worker(...) end })
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