/**
* Get URL to follow to get logged out
* @return string
*/
public function getLogoutUrl()
{
if (empty($GLOBALS['sugar_config']['SAML_SLO'])) {
return;
}
$auth = new OneLogin_Saml2_Auth(SAMLAuthenticate::loadSettings());
$req = new OneLogin_Saml2_LogoutRequest($auth->getSettings());
return $GLOBALS['sugar_config']['SAML_SLO'] . "?SAMLRequest=" . urlencode($req->getRequest());
}