function _init_cas_client()
{
global $prefs;
// just make sure we're supposed to be here
if ($prefs['auth_method'] != 'cas') {
return false;
}
if (self::$cas_initialized === false) {
// initialize phpCAS
phpCAS::client($prefs['cas_version'], '' . $prefs['cas_hostname'], (int) $prefs['cas_port'], '' . $prefs['cas_path'], false);
self::$cas_initialized = true;
}
return true;
}
