}
break;
case 'assign':
$user = $DB->get_record('user', array('id' => required_param('user', PARAM_INT)), '*', MUST_EXIST);
$roleid = required_param('roleid', PARAM_INT);
if (!array_key_exists($roleid, $manager->get_assignable_roles())) {
throw new enrol_ajax_exception('invalidrole');
}
if (!has_capability('moodle/role:assign', $manager->get_context()) || !$manager->assign_role_to_user($roleid, $user->id)) {
throw new enrol_ajax_exception('assignnotpermitted');
}
$outcome->response->roleid = $roleid;
break;
case 'getassignable':
$otheruserroles = optional_param('otherusers', false, PARAM_BOOL);
$outcome->response = $manager->get_assignable_roles_for_json($otheruserroles);
break;
case 'searchotherusers':
$search = optional_param('search', '', PARAM_RAW);
$page = optional_param('page', 0, PARAM_INT);
$outcome->response = $manager->search_other_users($search, $searchanywhere, $page);
$extrafields = get_extra_user_fields($context);
$useroptions = array();
// User is not enrolled, either link to site profile or do not link at all.
if (has_capability('moodle/user:viewdetails', context_system::instance())) {
$useroptions['courseid'] = SITEID;
} else {
$useroptions['link'] = false;
}
foreach ($outcome->response['users'] as &$user) {
$user->userId = $user->id;
