diff options
author | Adrian C. (anrxc) <anrxc@sysphere.org> | 2010-03-14 01:55:33 +0100 |
---|---|---|
committer | Adrian C. (anrxc) <anrxc@sysphere.org> | 2010-03-14 01:55:33 +0100 |
commit | 237470c8f45190b213e3a173ce6ae1a74b3e11fe (patch) | |
tree | 7f53c8144761947d4bde20715bcad34f4be0d6c0 /widgets/fs.lua | |
parent | 9a82d4113a8271b7dfc7506f2b07379e3ede89a8 (diff) | |
download | vicious-legacy-237470c8f45190b213e3a173ce6ae1a74b3e11fe.tar.xz |
API: transform widgets namespace table to a directory
Diffstat (limited to 'widgets/fs.lua')
-rw-r--r-- | widgets/fs.lua | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/widgets/fs.lua b/widgets/fs.lua new file mode 100644 index 0000000..a85b903 --- /dev/null +++ b/widgets/fs.lua @@ -0,0 +1,52 @@ +--------------------------------------------------- +-- Licensed under the GNU General Public License v2 +-- * (c) 2010, Adrian C. <anrxc@sysphere.org> +-- * (c) 2009, Lucas de Vries <lucas@glacicle.com> +--------------------------------------------------- + +-- {{{ Grab environment +local tonumber = tonumber +local io = { popen = io.popen } +local setmetatable = setmetatable +local string = { match = string.match } +local helpers = require("vicious.helpers") +-- }}} + + +-- FS: provides file system disk space usage +module("vicious.widgets.fs") + + +-- Variable definitions +local unit = { ["mb"] = 1024, ["gb"] = 1024^2 } + +-- {{{ Filesystem widget type +local function worker(format, nfs) + -- Fallback to listing local filesystems + if nfs then nfs = "" else nfs = "-l" end + + -- Get (non-localized)data from df + local f = io.popen("LC_ALL=C df -kP " .. nfs) + local fs_info = {} + + for line in f:lines() do -- Match: (size) (used)(avail)(use%) (mount) + local s = string.match(line, "^.-[%s]([%d]+)") + local u,a,p = string.match(line, "([%d]+)[%D]+([%d]+)[%D]+([%d]+)%%") + local m = string.match(line, "%%[%s]([%p%w]+)") + + if u and m then -- Handle 1st line and broken regexp + helpers.uformat(fs_info, m .. " size", s, unit) + helpers.uformat(fs_info, m .. " used", u, unit) + helpers.uformat(fs_info, m .. " avail", a, unit) + + fs_info["{" .. m .. " used_p}"] = tonumber(p) + fs_info["{" .. m .. " avail_p}"] = 100 - tonumber(p) + end + end + f:close() + + return fs_info +end +-- }}} + +setmetatable(_M, { __call = function(_, ...) return worker(...) end }) |