Workerman\Protocols\Http::decode PHP Метод

    public static function decode($recv_buffer, TcpConnection $connection)
    {
        // Init.
        $_POST = $_GET = $_COOKIE = $_REQUEST = $_SESSION = $_FILES = array();
        $GLOBALS['HTTP_RAW_POST_DATA'] = '';
        // Clear cache.
        HttpCache::$header = array('Connection' => 'Connection: keep-alive');
        HttpCache::$instance = new HttpCache();
        // $_SERVER
        $_SERVER = array('QUERY_STRING' => '', 'REQUEST_METHOD' => '', 'REQUEST_URI' => '', 'SERVER_PROTOCOL' => '', 'SERVER_SOFTWARE' => 'workerman/' . Worker::VERSION, 'SERVER_NAME' => '', 'HTTP_HOST' => '', 'HTTP_USER_AGENT' => '', 'HTTP_ACCEPT' => '', 'HTTP_ACCEPT_LANGUAGE' => '', 'HTTP_ACCEPT_ENCODING' => '', 'HTTP_COOKIE' => '', 'HTTP_CONNECTION' => '', 'REMOTE_ADDR' => '', 'REMOTE_PORT' => '0');
        // Parse headers.
        list($http_header, $http_body) = explode("\r\n\r\n", $recv_buffer, 2);
        $header_data = explode("\r\n", $http_header);
        list($_SERVER['REQUEST_METHOD'], $_SERVER['REQUEST_URI'], $_SERVER['SERVER_PROTOCOL']) = explode(' ', $header_data[0]);
        $http_post_boundary = '';
        unset($header_data[0]);
        foreach ($header_data as $content) {
            // \r\n\r\n
            if (empty($content)) {
                continue;
            }
            list($key, $value) = explode(':', $content, 2);
            $key = str_replace('-', '_', strtoupper($key));
            $value = trim($value);
            $_SERVER['HTTP_' . $key] = $value;
            switch ($key) {
                // HTTP_HOST
                case 'HOST':
                    $tmp = explode(':', $value);
                    $_SERVER['SERVER_NAME'] = $tmp[0];
                    if (isset($tmp[1])) {
                        $_SERVER['SERVER_PORT'] = $tmp[1];
                    }
                    break;
                    // cookie
                // cookie
                case 'COOKIE':
                    parse_str(str_replace('; ', '&', $_SERVER['HTTP_COOKIE']), $_COOKIE);
                    break;
                    // content-type
                // content-type
                case 'CONTENT_TYPE':
                    if (!preg_match('/boundary="?(\\S+)"?/', $value, $match)) {
                        $_SERVER['CONTENT_TYPE'] = $value;
                    } else {
                        $_SERVER['CONTENT_TYPE'] = 'multipart/form-data';
                        $http_post_boundary = '--' . $match[1];
                    }
                    break;
                case 'CONTENT_LENGTH':
                    $_SERVER['CONTENT_LENGTH'] = $value;
                    break;
            }
        }
        // Parse $_POST.
        if ($_SERVER['REQUEST_METHOD'] === 'POST') {
            if (isset($_SERVER['CONTENT_TYPE']) && $_SERVER['CONTENT_TYPE'] === 'multipart/form-data') {
                self::parseUploadFiles($http_body, $http_post_boundary);
            } else {
                parse_str($http_body, $_POST);
                // $GLOBALS['HTTP_RAW_POST_DATA']
                $GLOBALS['HTTP_RAW_POST_DATA'] = $http_body;
            }
        }
        // QUERY_STRING
        $_SERVER['QUERY_STRING'] = parse_url($_SERVER['REQUEST_URI'], PHP_URL_QUERY);
        if ($_SERVER['QUERY_STRING']) {
            // $GET
            parse_str($_SERVER['QUERY_STRING'], $_GET);
        } else {
            $_SERVER['QUERY_STRING'] = '';
        }
        // REQUEST
        $_REQUEST = array_merge($_GET, $_POST);
        // REMOTE_ADDR REMOTE_PORT
        $_SERVER['REMOTE_ADDR'] = $connection->getRemoteIp();
        $_SERVER['REMOTE_PORT'] = $connection->getRemotePort();
        return array('get' => $_GET, 'post' => $_POST, 'cookie' => $_COOKIE, 'server' => $_SERVER, 'files' => $_FILES);
    }