$invite = Invitation::staticGet($code);
if ($invite && $invite->address && $invite->address_type == 'email' && $invite->address == $email) {
$user->email = $invite->address;
$invite = Invitation::staticGet($code);
if ($invite && $invite->address && $invite->address_type == 'email' && $invite->address == $email) {
$user->email = $invite->address;