$redirect_uri = verifyUrlParameter($_POST, 'redirect_uri');
$client_id = verifyUrlParameter($_POST, 'client_id');
$state = null;
- if (isset($_GET['state'])) {
- $state = $_GET['state'];
+ if (isset($_POST['state'])) {
+ $state = $_POST['state'];
}
if (!isset($_POST['code'])) {
error('"code" parameter missing');