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pull #239; better implementation
[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 mouse        = mouse
16 local string       = { format = string.format,
17                        gsub   = string.gsub }
18 local tonumber     = tonumber
19
20 local setmetatable = setmetatable
21
22 -- Mail IMAP check
23 -- lain.widgets.imap
24
25 local function worker(args)
26     local imap        = {}
27     local args        = args or {}
28
29     local server      = args.server
30     local mail        = args.mail
31     local password    = args.password
32
33     local port        = args.port or 993
34     local timeout     = args.timeout or 60
35     local is_plain    = args.is_plain or false
36     local followmouse = args.followmouse or false
37     local settings    = args.settings or function() end
38
39     local head_command  = "curl --connect-timeout 3 -fsm 3"
40     local request = "-X 'SEARCH (UNSEEN)'"
41
42     helpers.set_map(mail, 0)
43
44     if not is_plain then
45         password = helpers.read_pipe(password):gsub("\n", "")
46     end
47
48     imap.widget = wibox.widget.textbox('')
49
50     function update()
51         mail_notification_preset = {
52             icon     = helpers.icons_dir .. "mail.png",
53             position = "top_left"
54         }
55
56         if followmouse then
57             mail_notification_preset.screen = mouse.screen
58         end
59
60         curl = string.format("%s --url imaps://%s:%s/INBOX -u %s:%q %s -k",
61                head_command, server, port, mail, password, request)
62
63         async.request(curl, function(f)
64             _, mailcount = string.gsub(f, "%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 })