#!/usr/bin/ruby1.9

accounts = [{   :name => 'example',
                :server => 'mail.example.com',
                :username => 'user@example.com',
                :password => 'MySecretPassword',
                :method => 'PLAIN' }

            ]

require 'net/imap'

def check_mails(account)
    imap = Net::IMAP.new(account[:server])
    imap.authenticate(account[:method], account[:username], account[:password])
    imap.examine('INBOX')
    unread = 0
    imap.search(["UNSEEN"]).each do |message_id|
        unread += 1
    status = imap.status("INBOX", ["MESSAGES"])
    puts "#{account[:name].capitalize}: #{unread}/#{status["MESSAGES"].to_s}"
    imap.disconnect
end

accounts.each { |a| check_mails(a) }