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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 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 followtag   = args.followtag or false
36     local settings    = args.settings or function() end
37
38     local head_command  = "curl --connect-timeout 3 -fsm 3"
39     local request = "-X 'SEARCH (UNSEEN)'"
40
41     helpers.set_map(mail, 0)
42
43     if not is_plain then
44         password = helpers.read_pipe(password):gsub("\n", "")
45     end
46
47     imap.widget = wibox.widget.textbox('')
48
49     function update()
50         mail_notification_preset = {
51             icon     = helpers.icons_dir .. "mail.png",
52             position = "top_left"
53         }
54
55         if followtag then
56             mail_notification_preset.screen = awful.screen.focused()
57         end
58
59         curl = string.format("%s --url imaps://%s:%s/INBOX -u %s:%q %s -k",
60                head_command, server, port, mail, password, request)
61
62         async.request(curl, function(f)
63             _, mailcount = string.gsub(f, "%d+", "")
64             _ = nil
65
66             widget = imap.widget
67             settings()
68
69             if mailcount >= 1 and mailcount > helpers.get_map(mail)
70             then
71                 if mailcount == 1 then
72                     nt = mail .. " has one new message"
73                 else
74                     nt = mail .. " has <b>" .. mailcount .. "</b> new messages"
75                 end
76                 naughty.notify({
77                     preset = mail_notification_preset,
78                     text = nt
79                 })
80             end
81
82             helpers.set_map(mail, mailcount)
83         end)
84
85     end
86
87     helpers.newtimer(mail, timeout, update, true)
88
89     return setmetatable(imap, { __index = imap.widget })
90 end
91
92 return setmetatable({}, { __call = function(_, ...) return worker(...) end })