lain/widgets/imap.lua

132 lines
3.5 KiB
Lua

--[[
Licensed under GNU General Public License v2
* (c) 2013, Luke Bonham
--]]
local helpers = require("lain.helpers")
local naughty = require("naughty")
local wibox = require("wibox")
local io = { popen = io.popen }
local tonumber = tonumber
local string = { len = string.len,
format = string.format }
local setmetatable = setmetatable
-- Mail IMAP check
-- lain.widgets.imap
local imap = { stored = nil }
function worker(args)
local args = args or {}
local server = args.server
local mail = args.mail
local password = args.password
local port = args.port or "993"
local timeout = args.timeout or 60
local encoding = args.encoding or nil
local maxlen = args.maxlen or 200
local is_plain = args.is_plain or false
local settings = args.settings or function() end
local checkmail = helpers.scripts_dir .. "checkmail"
helpers.set_map(mail, true)
helpers.set_map(mail .. " count", "0")
if not is_plain
then
if not imap.stored
then
local f = io.popen(password)
password = f:read("*all"):gsub("\n", ""):gsub("\r", "")
f:close()
imap.stored = password
else
password = imap.stored
end
end
widget = wibox.widget.textbox('')
function update()
to_execute = string.format("%s -s %s -u %s -p %s --port %s",
checkmail, server, mail, password, port)
if encoding ~= nil
then
to_execute = string.format("%s --encoding %s",
to_execute, encoding)
end
f = io.popen(to_execute)
ws = f:read("*all")
f:close()
mailcount = "0"
if ws:find("No new messages") ~= nil
then
helpers.set_map(mail, true)
elseif ws:find("CheckMailError: invalid credentials") ~= nil
then
helpers.set_map(mail, true)
mailcount = "invalid credentials"
else
mailcount = ws:match("%d") or "0"
if helpers.get_map(mail .. " count") ~= mailcount and mailcount ~= "0"
then
helpers.set_map(mail, true)
helpers.set_map(mail .. " count", mailcount)
end
end
notification_preset = {
icon = helpers.icons_dir .. "mail.png",
timeout = 8,
position = "top_left"
}
settings()
if helpers.get_map(mail) and tonumber(mailcount) >= 1
then
notify_title = ws:match(mail .. " has %d new message.?")
ws = ws:gsub(notify_title, "", 1):gsub("\n", "", 2)
-- trying to remove useless infos
ws = ws:gsub("--Content.%S+.-\n", "")
ws = ws:gsub("--%d+.-\n", "")
if string.len(ws) > maxlen
then
ws = ws:sub(1, maxlen) .. "[...]"
end
notify_title = notify_title:gsub("\n", "")
naughty.notify({
preset = notification_preset,
title = notify_title,
text = ws
})
helpers.set_map(mail, false)
end
end
helpers.newtimer(mail, timeout, update, true)
return widget
end
return setmetatable(imap, { __call = function(_, ...) return worker(...) end })