vicious/gmail.lua

84 lines
2.2 KiB
Lua

---------------------------------------------------
-- Licensed under the GNU General Public License v2
-- * (c) 2010, Adrian C. <anrxc@sysphere.org>
---------------------------------------------------
-- {{{ Grab environment
local type = type
local tonumber = tonumber
local io = { popen = io.popen }
local setmetatable = setmetatable
local helpers = require("vicious.helpers")
local string = {
find = string.find,
match = string.match
}
-- }}}
-- Gmail: provides count of new and subject of last e-mail on Gmail
module("vicious.gmail")
-- {{{ Variable definitions
local rss = {
inbox = {
"https://mail.google.com/mail/feed/atom",
"Gmail %- Inbox"
},
unread = {
"https://mail.google.com/mail/feed/atom/unread",
"Gmail %- Label"
},
--labelname = {
-- "https://mail.google.com/mail/feed/atom/labelname",
-- "Gmail %- Label"
--},
}
-- Default is all unread
local feed = rss.unread
-- }}}
-- {{{ Gmail widget type
local function worker(format, warg)
local mail = {
["{count}"] = 0,
["{subject}"] = "N/A"
}
-- Get info from the Gmail atom feed
local f = io.popen("curl --connect-timeout 1 -m 3 -fsn " .. feed[1])
-- Could be huge don't read it all at once, info we are after is at the top
for line in f:lines() do
mail["{count}"] = -- Count comes before messages and matches at least 0
tonumber(string.match(line, "<fullcount>([%d]+)</fullcount>")) or mail["{count}"]
-- Find subject tags
local title = string.match(line, "<title>(.*)</title>")
-- If the subject changed then break out of the loop
if title ~= nil and not string.find(title, feed[2]) then
-- Check if we should scroll, or maybe truncate
if warg then
if type(warg) == "table" then
title = helpers.scroll(title, warg[1], warg[2])
else
title = helpers.truncate(title, warg)
end
end
-- Spam sanitize the subject and store
mail["{subject}"] = helpers.escape(title)
break
end
end
f:close()
return mail
end
-- }}}
setmetatable(_M, { __call = function(_, ...) return worker(...) end })