function saml_error($err, $urltogo = false, $logfile = '')
{
global $CFG, $PAGE, $OUTPUT;
if (!isset($CFG->debugdisplay) || !$CFG->debugdisplay) {
$debug = false;
} else {
$debug = true;
}
if ($urltogo != false) {
$site = get_site();
if ($site === false || !isset($site->fullname)) {
$site_name = '';
} else {
$site_name = $site->fullname;
}
$PAGE->set_title($site_name . ':Error SAML Login');
echo $OUTPUT->header();
echo '<div style="margin:20px;font-weight: bold; color: red;">';
}
if (is_array($err)) {
foreach ($err as $key => $messages) {
if (!is_array($messages)) {
if ($urltogo != false && ($debug || $key == 'course_enrollment')) {
echo $messages;
}
$msg = 'Moodle SAML module: ' . $key . ': ' . $messages;
log_saml_error($msg, $logfile);
} else {
foreach ($messages as $message) {
if ($urltogo != false && ($debug || $key == 'course_enrollment')) {
echo $message . '<br>';
}
$msg = 'Moodle SAML module: ' . $key . ': ' . $message;
log_saml_error($msg, $logfile);
}
}
echo '<br>';
}
} else {
if ($urltogo != false) {
echo $err;
}
$msg = 'Moodle SAML module: login: '******'</div>';
$OUTPUT->continue_button($urltogo);
if ($debug) {
print_string("auth_saml_disable_debugdisplay", "auth_saml");
}
$OUTPUT->footer();
exit;
}
}
$valid_saml_session = $as->isAuthenticated();
$saml_attributes = $as->getAttributes();
} catch (Exception $e) {
session_write_close();
require_once '../../config.php';
require_once 'error.php';
global $CFG, $err, $PAGE, $OUTPUT;
$PAGE->set_url('/auth/saml/index.php');
$PAGE->set_context(CONTEXT_SYSTEM::instance());
$pluginconfig = get_config('auth/saml');
$urltogo = $CFG->wwwroot;
if ($CFG->wwwroot[strlen($CFG->wwwroot) - 1] != '/') {
$urltogo .= '/';
}
$err['login'] = $e->getMessage();
log_saml_error('Moodle SAML module:' . $err['login'], $pluginconfig->samllogfile);
saml_error($err['login'], $urltogo, $pluginconfig->samllogfile);
}
// Now we close simpleSAMLphp session
session_write_close();
// We load all moodle config and libs
require_once '../../config.php';
require_once 'error.php';
global $CFG, $USER, $SAML_COURSE_INFO, $SESSION, $err, $DB, $PAGE;
$PAGE->set_url('/auth/saml/index.php');
$PAGE->set_context(CONTEXT_SYSTEM::instance());
$urltogo = $CFG->wwwroot;
if ($CFG->wwwroot[strlen($CFG->wwwroot) - 1] != '/') {
$urltogo .= '/';
}
// set return rul from wantsurl