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mpd: fixed bad auto-fixed scope
[etc/awesome.git] / widgets / imap.lua
1
2 --[[
3                                                   
4      Licensed under GNU General Public License v2 
5       * (c) 2013, Luke Bonham                     
6                                                   
7 --]]
8
9 local helpers      = require("lain.helpers")
10 local async        = require("lain.asyncshell")
11
12 local naughty      = require("naughty")
13 local wibox        = require("wibox")
14
15 local string       = { format = string.format,
16                        gsub   = string.gsub }
17 local tonumber     = tonumber
18
19 local setmetatable = setmetatable
20
21 -- Mail IMAP check
22 -- lain.widgets.imap
23
24 local function worker(args)
25     local imap     = {}
26     local args     = args or {}
27
28     local server   = args.server
29     local mail     = args.mail
30     local password = args.password
31
32     local port     = args.port or 993
33     local timeout  = args.timeout or 60
34     local is_plain = args.is_plain or false
35     local settings = args.settings or function() end
36
37     local head_command  = "curl --connect-timeout 3 -fsm 3"
38     local request = "-X 'SEARCH (UNSEEN)'"
39
40     helpers.set_map(mail, 0)
41
42     if not is_plain
43     then
44         local f = io.popen(password)
45         password = f:read("*a"):gsub("\n", "")
46         f:close()
47     end
48
49     imap.widget = wibox.widget.textbox('')
50
51     function update()
52         mail_notification_preset = {
53             icon     = helpers.icons_dir .. "mail.png",
54             position = "top_left"
55         }
56
57         curl = string.format("%s --url imaps://%s:%s/INBOX -u %s:%q %s -k",
58                head_command, server, port, mail, password, request)
59
60         async.request(curl, function(f)
61             ws = f:read("*a")
62             f:close()
63
64             _, mailcount = string.gsub(ws, "%d+", "")
65             _ = nil
66
67             widget = imap.widget
68             settings()
69
70             if mailcount >= 1 and mailcount > helpers.get_map(mail)
71             then
72                 if mailcount == 1 then
73                     nt = mail .. " has one new message"
74                 else
75                     nt = mail .. " has <b>" .. mailcount .. "</b> new messages"
76                 end
77                 naughty.notify({
78                     preset = mail_notification_preset,
79                     text = nt,
80                 })
81             end
82
83             helpers.set_map(mail, mailcount)
84         end)
85
86     end
87
88     helpers.newtimer(mail, timeout, update, true)
89
90     return setmetatable(imap, { __index = imap.widget })
91 end
92
93 return setmetatable({}, { __call = function(_, ...) return worker(...) end })