/**
* Validates the IPN request returns the IPN data on success
*
* @return array $ipnMessage
*/
public function verifyIpn()
{
$listener = new Listener();
$verifier = new CurlVerifier();
$ipnMessage = Message::createFromGlobals();
// uses php://input
$verifier->setIpnMessage($ipnMessage);
$verifier->forceSSLv3(FALSE);
$verifier->setEnvironment('production');
// can either be sandbox or production
$listener->setVerifier($verifier);
// If IPN does not validate
if (!$listener->processIpn()) {
throw new InvalidIpnException($listener->getReport());
}
// On verified IPN
return $ipnMessage;
}
