simple script, which finds Notes from iOS app in my Gmail

mail_notes.rb

require "net/imap"
require "mail"

=begin
SAMPLE zpravy

Subject: =?utf-8?Q?Kv=C4=9Btin=C3=A1=C5=99stv=C3=AD_D=C4=9Bl=C5=88=C3=A1k?=
From: =?utf-8?Q?Ondra_Bene=C5=A1?= <[email protected]>
X-Universally-Unique-Identifier: DDC4E35E-7D70-4E97-8167-011B204229D3
Content-Type: text/html;
	charset=utf-8
X-Uniform-Type-Identifier: com.apple.mail-note
Message-Id: <[email protected]>
Date: Mon, 25 Jun 2012 17:47:46 +0200
X-Mail-Created-Date: Mon, 25 Jun 2012 17:47:46 +0200
Content-Transfer-Encoding: quoted-printable
Mime-Version: 1.0 (1.0)

Kv=C4=9Btin=C3=A1=C5=99stv=C3=AD D=C4=9Bl=C5=88=C3=A1k<div><br></div><div>Po=
-P=C3=A1 9-17</div><div>So 8-11</div>=
=end


imap = Net::IMAP.new("imap.gmail.com", 993, true, nil, false)
imap.login("steve.jobs", "supersecret")
puts "Logged in"
imap.select("[Gmail]/All Mail")
puts "In folder"
imap.search(["All"]).each do |mail|
  if imap.uid_fetch(mail, 'RFC822') == Array
    mail = Mail.new imap.uid_fetch(mail, 'RFC822').first.attr['RFC822']
    p mail.header["X-Uniform-Type-Identifier"] if mail.header["X-Uniform-Type-Identifier"] == "com.apple.mail-note"
  end
end
puts "Search done"