setDestination('http://destination.com');
$bindingFactory = new \LightSaml\Binding\BindingFactory();
// REDIRECT BINDING
$redirectBinding = $bindingFactory->create(\LightSaml\SamlConstants::BINDING_SAML2_HTTP_REDIRECT);
$messageContext = new \LightSaml\Context\Profile\MessageContext();
$messageContext->setMessage($authnRequest);
/** @var \Symfony\Component\HttpFoundation\RedirectResponse $httpResponse */
$httpResponse = $redirectBinding->send($messageContext);
print $httpResponse->getTargetUrl()."\n\n";
/*
http://destination.com?SAMLRequest=s7GvyM1RKEstKs7Mz7NVMtQzULK347JxLC3JyAtKLSxNLS5RAKrIK7ZVKi3Ks8pPLM4stspLzE0ttipJtgp29PWxMtIzsCooyi%2FJT87PUVIIgxkFFFZScAHqz8xLLAGLZJSUFFjp66cgxPSS83OV9O24AA%3D%3D
*/
// POST BINDING
$postBinding = $bindingFactory->create(\LightSaml\SamlConstants::BINDING_SAML2_HTTP_POST);
$messageContext = new \LightSaml\Context\Profile\MessageContext();
$messageContext->setMessage($authnRequest);
/** @var \Symfony\Component\HttpFoundation\Response $httpResponse */
$httpResponse = $postBinding->send($messageContext);
print $httpResponse->getContent()."\n\n";
/*
POST data
*/