vicious/widgets/mdir.lua

41 lines
1.2 KiB
Lua

---------------------------------------------------
-- Licensed under the GNU General Public License v2
-- * (c) 2010, Adrian C. <anrxc@sysphere.org>
-- * (c) Maildir Biff Widget, Fredrik Ax
---------------------------------------------------
-- {{{ Grab environment
local io = { popen = io.popen }
local setmetatable = setmetatable
-- }}}
-- Mdir: provides the number of new and unread messages in Maildir structures/dirs
module("vicious.widgets.mdir")
-- {{{ Maildir widget type
local function worker(format, warg)
if not warg then return end
-- Initialise counters
local count = { new = 0, cur = 0 }
for i=1, #warg do
-- Recursively find new messages
local f = io.popen("find "..warg[i].." -type f -wholename '*/new/*'")
for line in f:lines() do count.new = count.new + 1 end
f:close()
-- Recursively find "old" messages lacking the Seen flag
local f = io.popen("find "..warg[i].." -type f -regex '.*/cur/.*2,[^S]*$'")
for line in f:lines() do count.cur = count.cur + 1 end
f:close()
end
return {count.new, count.cur}
end
-- }}}
setmetatable(_M, { __call = function(_, ...) return worker(...) end })