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readme updated
[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
11 local naughty      = require("naughty")
12 local wibox        = require("wibox")
13
14 local io           = { popen  = io.popen }
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 local imap = {}
24
25 local function worker(args)
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 1 -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("*all"):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:%s %s -k",
58                head_command, server, port, mail, password, request)
59
60         f = io.popen(curl)
61         ws = f:read("*all")
62         f:close()
63
64         t, mailcount = string.gsub(ws, "%d", "")
65         t = nil 
66         mailcount = tonumber(mailcount)
67
68         widget = imap.widget
69         settings()
70
71         if mailcount > helpers.get_map(mail) and mailcount >= 1
72         then
73             if mailcount == 1 then
74                 nt = mail .. " has one new message"
75             else
76                 nt = mail .. " has <b>" .. mailcount .. "</b> new messages"
77             end
78             naughty.notify({ preset = mail_notification_preset, text = nt })
79         end
80
81         helpers.set_map(mail, mailcount)
82     end
83
84     helpers.newtimer(mail, timeout, update, true)
85     return imap.widget
86 end
87
88 return setmetatable(imap, { __call = function(_, ...) return worker(...) end })