cleardiscochoices.php

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<?php

require_once('_include.php');

// The base path for cookies. This should be the installation directory for SimpleSAMLphp.
$config = SimpleSAML_Configuration::getInstance();
$cookiePath = $config->getBasePath();

// We delete all cookies which starts with 'idpdisco_'
foreach($_COOKIE as $cookieName => $value) {
        if (substr($cookieName, 0, 9) !== 'idpdisco_') {
                /* Not a idpdisco cookie. */
                continue;
        }

        /* Delete the cookie. We delete it once without the secure flag and once with the secure flag. This
         * ensures that the cookie will be deleted in any case.
         */
    \SimpleSAML\Utils\HTTP::setCookie($cookieName, NULL, array('path' => $cookiePath, 'httponly' => FALSE), FALSE);
}


/* Find where we should go now. */
if(array_key_exists('ReturnTo', $_REQUEST)) {
        $returnTo = \SimpleSAML\Utils\HTTP::checkURLAllowed($_REQUEST['ReturnTo']);
} else {
        /* Return to the front page if no other destination is given. This is the same as the base cookie path. */
        $returnTo = $cookiePath;
}

/* Redirect to destination. */
\SimpleSAML\Utils\HTTP::redirectTrustedURL($returnTo);