$aSpot = $tank['spotted'] / $battles;
    $aFrag = $tank['frags'] / $battles;
    $aDef = $tank['dropped_capture_points'] / $battles;
    $rDamage = $aDamage / $exp_data['expDamage'];
    $rSpot = $aSpot / $exp_data['expSpot'];
    $rFrag = $aFrag / $exp_data['expFrag'];
    $rDef = $aDef / $exp_data['expDef'];
    $rWin = $aWin / $exp_data['expWinRate'];
    $rWinc = stat_max(0, ($rWin - 0.71) / (1 - 0.71));
    $rDamagec = stat_max(0, ($rDamage - 0.22) / (1 - 0.22));
    $rFragc = stat_min($rDamagec + 0.2, stat_max(0, ($rFrag - 0.12) / (1 - 0.12)));
    $rSpotc = stat_min($rDamagec + 0.1, stat_max(0, ($rSpot - 0.38) / (1 - 0.38)));
    $rDefc = stat_min($rDamagec + 0.1, stat_max(0, ($rDef - 0.1) / (1 - 0.1)));
    return 980 * $rDamagec + 210 * $rDamagec * $rFragc + 155 * $rFragc * $rSpotc + 75 * $rDefc * $rFragc + 145 * stat_min(1.8, $rWinc);
}
if (!Maintenance::isAvailable('myclan/damage')) {
    Maintenance::displayMaintenanceMessage();
}
$db = new MySQLi($db_addr, $db_user, $db_pass, $db_db, 3306);
$alerts = new Alerts('root-index');
$api = new WGAPI(getKeyBasedOn($server), $server);
$openid = new OpenIDWrapper($server, $clanid, "myclan.php");
$clanInfo = $api->pageClanInfo($clanid);
extract($_REQUEST);
$openid->authenticate();
if (!$openid->isAuthenticated() && !in_array('chandog', $_COOKIE)) {
    header("Location: {$base_url}?r=nlogged");
}
if (isset($_REQUEST['submit'])) {
    if ($_REQUEST['submit'] == "destroy") {
        setcookie("{$clanid}-wg-user", "сессии уничтожены", time() - 604800, '/', $_SERVER['SERVER_NAME']);