HTTP Basic Authentication for Jekyll on Heroku

config.ru

require 'rack/jekyll'
require "rack/rewrite"

use Rack::Auth::Basic, "Restricted Area" do |username, password|
  [username, password] == ['admin', 'admin'] or [username, password] == ['zkan', '123'] or [username, password] == ['cory', 'cool']
end

use Rack::Rewrite do
  rewrite %r{/(.+)}, lambda { |match, rack_env|
    if File.exists?('_site/' + match[1] + '.html')
      return '/' + match[1] + '.html' 
    else
      return '/' + match[1]
    end
  }
end

run Rack::Jekyll.new