phpnuxbill/system/controllers/admin.php

<?php

/**
 * PHP Mikrotik Billing (https://ibnux.github.io/phpmixbill/)
 **/
if (isset($routes['1'])) {
    $do = $routes['1'];
} else {
    $do = 'login-display';
}

switch ($do) {
    case 'post':
        $username = _post('username');
        $password = _post('password');
        run_hook('admin_login'); #HOOK
        if ($username != '' and $password != '') {
            $d = ORM::for_table('tbl_users')->where('username', $username)->find_one();
            if ($d) {
                $d_pass = $d['password'];
                if (Password::_verify($password, $d_pass) == true) {
                    $_SESSION['aid'] = $d['id'];
                    $d->last_login = date('Y-m-d H:i:s');
                    $d->save();
                    _log($username . ' ' . $_L['Login_Successful'], 'Admin', $d['id']);
                    r2(U . 'dashboard');
                } else {
                    _msglog('e', $_L['Invalid_Username_or_Password']);
                    _log($username . ' ' . $_L['Failed_Login'], 'Admin');
                    r2(U . 'admin');
                }
            } else {
                _msglog('e', $_L['Invalid_Username_or_Password']);
                r2(U . 'admin');
            }
        } else {
            _msglog('e', $_L['Invalid_Username_or_Password']);
            r2(U . 'admin');
        }

        break;

    case 'login-display':
        $ui->display('admin.tpl');
        break;

    default:
        $ui->display('admin.tpl');
        break;
}