$domain_zhu = include( UPLOAD_PATH . '/url/url.php');

        $url = 'http://' . $domain_zhu . url('login/register', array('pid' => $this->user_id));


跳转域名处理

$domain_zhu = include UPLOAD_PATH . '/url/url.php';

        if (strpos($domain_zhu, $_SERVER['HTTP_HOST']) !== false) {

            $domain_txt = file_get_contents(UPLOAD_PATH . '/url/domain.txt');

            $domain_arr = explode("\r\n", $domain_txt);

            $domain_arr = array_filter($domain_arr);

            $key = $id % count($domain_arr);

            $domain = trim($domain_arr[$key]);

            $url = 'http://' . $domain . $_SERVER['PHP_SELF'] . '?' . $_SERVER['QUERY_STRING'];

            header('Location: '.$url);

            exit();

        }