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Added global border to wa.x and y instead of adding it every time we reference them
[etc/awesome.git] / widgets / maildir.lua
1
2 --[[
3                                                   
4      Licensed under GNU General Public License v2 
5       * (c) 2013,      Luke Bonham                
6       * (c) 2010-2012, Peter Hofmann              
7                                                   
8 --]]
9
10 local newtimer        = require("lain.helpers").newtimer
11 local read_pipe       = require("lain.helpers").read_pipe
12
13 local wibox           = require("wibox")
14
15 local util            = require("lain.util")
16
17 local io              = { popen  = io.popen }
18 local os              = { getenv = os.getenv }
19 local pairs           = pairs
20 local string          = { len    = string.len,
21                           match  = string.match }
22 local table           = { sort   = table.sort }
23
24 local setmetatable    = setmetatable
25
26 -- Maildir check
27 -- lain.widgets.maildir
28 local maildir = {}
29
30 local function worker(args)
31     local args         = args or {}
32     local timeout      = args.timeout or 60
33     local mailpath     = args.mailpath or os.getenv("HOME") .. "/Mail"
34     local ignore_boxes = args.ignore_boxes or {}
35     local settings     = args.settings or function() end
36
37     maildir.widget = wibox.widget.textbox('')
38
39     function update()
40         -- Find pathes to mailboxes.
41         local p = io.popen("find " .. mailpath ..
42                            " -mindepth 1 -maxdepth 1 -type d" ..
43                            " -not -name .git")
44         local boxes = {}
45         repeat
46             line = p:read("*l")
47             if line ~= nil
48             then
49                 -- Find all files in the "new" subdirectory. For each
50                 -- file, print a single character (no newline). Don't
51                 -- match files that begin with a dot.
52                 -- Afterwards the length of this string is the number of
53                 -- new mails in that box.
54                 local mailstring = read_pipe("find " .. line ..
55                                     "/new -mindepth 1 -type f " ..
56                                     "-not -name '.*' -printf a")
57
58                 -- Strip off leading mailpath.
59                 local box = string.match(line, mailpath .. "/*([^/]+)")
60                 local nummails = string.len(mailstring)
61                 if nummails > 0
62                 then
63                     boxes[box] = nummails
64                 end
65             end
66         until line == nil
67
68         p:close()
69         table.sort(boxes)
70
71         newmail = "no mail"
72         -- Count the total number of mails irrespective of where it was found
73         total = 0
74
75         for box, number in pairs(boxes)
76         do
77             -- Add this box only if it's not to be ignored.
78             if not util.element_in_table(box, ignore_boxes)
79             then
80                 total = total + number
81                 if newmail == "no mail"
82                 then
83                     newmail = box .. "(" .. number .. ")"
84                 else
85                     newmail = newmail .. ", " ..
86                               box .. "(" .. number .. ")"
87                 end
88             end
89         end
90
91         widget = maildir.widget
92         settings()
93     end
94
95     newtimer(mailpath, timeout, update, true)
96     return maildir.widget
97 end
98
99 return setmetatable(maildir, { __call = function(_, ...) return worker(...) end })