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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 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
45     then
46         local f = io.popen(password)
47         password = f:read("*all"):gsub("\n", "")
48         f:close()
49     end
50
51     imap.widget = wibox.widget.textbox('')
52
53     function update()
54         mail_notification_preset = {
55             icon     = helpers.icons_dir .. "mail.png",
56             position = "top_left"
57         }
58
59         if followmouse then
60             mail_notification_preset.screen = mouse.screen
61         end
62
63         curl = string.format("%s --url imaps://%s:%s/INBOX -u %s:%q %s -k",
64                head_command, server, port, mail, password, request)
65
66         async.request(curl, function(f)
67             _, mailcount = string.gsub(f, "%d+", "")
68             _ = nil
69
70             widget = imap.widget
71             settings()
72
73             if mailcount >= 1 and mailcount > helpers.get_map(mail)
74             then
75                 if mailcount == 1 then
76                     nt = mail .. " has one new message"
77                 else
78                     nt = mail .. " has <b>" .. mailcount .. "</b> new messages"
79                 end
80                 naughty.notify({
81                     preset = mail_notification_preset,
82                     text = nt
83                 })
84             end
85
86             helpers.set_map(mail, mailcount)
87         end)
88
89     end
90
91     helpers.newtimer(mail, timeout, update, true)
92
93     return setmetatable(imap, { __index = imap.widget })
94 end
95
96 return setmetatable({}, { __call = function(_, ...) return worker(...) end })