]> git.madduck.net Git - etc/awesome.git/blob - widgets/fs.lua

madduck's git repository

Every one of the projects in this repository is available at the canonical URL git://git.madduck.net/madduck/pub/<projectpath> — see each project's metadata for the exact URL.

All patches and comments are welcome. Please squash your changes to logical commits before using git-format-patch and git-send-email to patches@git.madduck.net. If you'd read over the Git project's submission guidelines and adhered to them, I'd be especially grateful.

SSH access, as well as push access can be individually arranged.

If you use my repositories frequently, consider adding the following snippet to ~/.gitconfig and using the third clone URL listed for each project:

[url "git://git.madduck.net/madduck/"]
  insteadOf = madduck:

yawn: new words localized
[etc/awesome.git] / widgets / fs.lua
1
2 --[[
3                                                       
4      Licensed under GNU General Public License v2     
5       * (c) 2013, Luke Bonham                         
6       * (c) 2010, Adrian C.      <anrxc@sysphere.org> 
7       * (c) 2009, Lucas de Vries <lucas@glacicle.com> 
8                                                       
9 --]]
10
11 local helpers      = require("lain.helpers")
12
13 local beautiful    = require("beautiful")
14 local wibox        = require("wibox")
15 local naughty      = require("naughty")
16
17 local io           = { popen  = io.popen }
18 local pairs        = pairs
19 local string       = { match  = string.match,
20                        format = string.format }
21 local tonumber     = tonumber
22
23 local setmetatable = setmetatable
24
25 -- File system disk space usage
26 -- lain.widgets.fs
27 local fs = {}
28
29 local notification  = nil
30 fs_notification_preset = { fg = beautiful.fg_normal }
31
32 function fs:hide()
33     if notification ~= nil then
34         naughty.destroy(notification)
35         notification = nil
36     end
37 end
38
39 function fs:show(t_out)
40     fs:hide()
41
42     local f = io.popen(helpers.scripts_dir .. "dfs")
43     ws = f:read("*a"):gsub("\n*$", "")
44     f:close()
45
46     notification = naughty.notify({
47         preset = fs_notification_preset,
48         text = ws,
49         timeout = t_out,
50         screen = client.focus and client.focus.screen or 1
51     })
52 end
53
54 -- Unit definitions
55 local unit = { ["mb"] = 1024, ["gb"] = 1024^2 }
56
57 local function worker(args)
58     local args      = args or {}
59     local timeout   = args.timeout or 600
60     local partition = args.partition or "/"
61     local settings  = args.settings or function() end
62
63     fs.widget = wibox.widget.textbox('')
64
65     helpers.set_map("fs", false)
66
67     function update()
68         fs_info = {}
69         fs_now  = {}
70         local f = io.popen("LC_ALL=C df -kP " .. partition)
71
72         for line in f:lines() do -- Match: (size) (used)(avail)(use%) (mount)
73             local s     = string.match(line, "^.-[%s]([%d]+)")
74             local u,a,p = string.match(line, "([%d]+)[%D]+([%d]+)[%D]+([%d]+)%%")
75             local m     = string.match(line, "%%[%s]([%p%w]+)")
76
77             if u and m then -- Handle 1st line and broken regexp
78                 fs_info[m .. " size_mb"]  = string.format("%.1f", tonumber(s) / unit["mb"])
79                 fs_info[m .. " size_gb"]  = string.format("%.1f", tonumber(s) / unit["gb"])
80                 fs_info[m .. " used_p"]   = tonumber(p)
81                 fs_info[m .. " avail_p"]  = 100 - tonumber(p)
82             end
83         end
84
85         f:close()
86
87         fs_now.used      = tonumber(fs_info[partition .. " used_p"])  or 0
88         fs_now.available = tonumber(fs_info[partition .. " avail_p"]) or 0
89         fs_now.size_mb   = tonumber(fs_info[partition .. " size_mb"]) or 0
90         fs_now.size_gb   = tonumber(fs_info[partition .. " size_gb"]) or 0
91
92         widget = fs.widget
93         settings()
94
95         if fs_now.used >= 99 and not helpers.get_map("fs")
96         then
97             naughty.notify({
98                 title = "warning",
99                 text = partition .. " ran out!\nmake some room",
100                 timeout = 8,
101                 fg = "#000000",
102                 bg = "#FFFFFF",
103                 screen = client.focus and client.focus.screen or 1
104             })
105             helpers.set_map("fs", true)
106         else
107             helpers.set_map("fs", false)
108         end
109     end
110
111     helpers.newtimer(partition, timeout, update)
112
113     widget:connect_signal('mouse::enter', function () fs:show(0) end)
114     widget:connect_signal('mouse::leave', function () fs:hide() end)
115
116     return setmetatable(fs, { __index = fs.widget })
117 end
118
119 return setmetatable(fs, { __call = function(_, ...) return worker(...) end })