-
---[[
-
- Licensed under GNU General Public License v2
- * (c) 2013, Luke Bonham
- * (c) 2010-2012, Peter Hofmann
-
---]]
-
-local awful = require("awful")
-local wibox = require("wibox")
-local helpers = require("lain.helpers")
-local io = { popen = io.popen }
-local os = { getenv = os.getenv }
-local string = { format = string.format,
- match = string.match }
-local setmetatable = setmetatable
-
--- Maildir check (synchronous)
--- lain.widgets.maildir
-local maildir = {}
-
-local function worker(args)
- local args = args or {}
- local timeout = args.timeout or 60
- local mailpath = args.mailpath or os.getenv("HOME") .. "/Mail"
- local ignore_boxes = args.ignore_boxes or {}
- local settings = args.settings or function() end
- local cmd = args.cmd
-
- maildir.widget = wibox.widget.textbox()
-
- function maildir.update()
- if cmd then helpers.async({ awful.util.shell, "-c", cmd }, function() end) end
-
- -- Find pathes to mailboxes.
- local p = io.popen(string.format("find %s -mindepth 1 -maxdepth 2 -type d -not -name .git", mailpath))
- local boxes = {}
- repeat
- line = p:read("*l")
- if line then
- -- Find all files in the "new" subdirectory. For each
- -- file, print a single character (no newline). Don't
- -- match files that begin with a dot.
- -- Afterwards the length of this string is the number of
- -- new mails in that box.
- local mailstring = helpers.read_pipe(string.format("find %s /new -mindepth 1 -type f -not -name '.*' -printf a", line))
-
- -- Strip off leading mailpath.
- local box = string.match(line, mailpath .. "/(.*)")
- local nummails = #mailstring
-
- if nummails > 0 then
- boxes[box] = nummails
- end
- end
- until not line
- p:close()
-
- local newmail = "no mail"
- local total = 0
-
- for box, number in helpers.spairs(boxes) do
- -- Add this box only if it's not to be ignored.
- if not helpers.element_in_table(box, ignore_boxes) then
- total = total + number
- if newmail == "no mail" then
- newmail = string.format("%s(%s)", box, number)
- else
- newmail = string.format("%s, %s(%s)", newmail, box, number)
- end
- end
- end
-
- widget = maildir.widget
- settings()
- end
-
- maildir.timer = helpers.newtimer(mailpath, timeout, maildir.update, true, true)
-
- return maildir
-end
-
-return setmetatable(maildir, { __call = function(_, ...) return worker(...) end })