1. Create account on sur.ly
2. Add website to your account
3. Connect and initialize you SDK module:

require_once(dirname(__FILE__) . ‘/modules/surly/Surly.php’);
$surly = new Surly($toolbarId);

4. Add your website and/or other websites to whitelist

$surly->whitelist(@$_SERVER[‘HTTP_HOST']);
$surly->whitelist(‘http://wikipedia.org’);

5. Process single urls, multiple urls as array or even html

$surly->process($html);
$surly->processUrl($url);
$surly->processMultipleUrls($urls);