public function getBody()
    {
        if (0 == strlen($this->body) || !$this->bodyEncoded
            || !in_array(strtolower($this->getHeader('content-encoding')), array('gzip', 'deflate'))
        ) {
            return $this->body;

        } else {
            if (extension_loaded('mbstring') && (2 & ini_get('mbstring.func_overload'))) {
                $oldEncoding = mb_internal_encoding();
                mb_internal_encoding('8bit');
            }

            try {
                switch (strtolower($this->getHeader('content-encoding'))) {
                case 'gzip':
                    $decoded = self::decodeGzip($this->body);
                    break;
                case 'deflate':
                    $decoded = self::decodeDeflate($this->body);
                }
            } catch (Exception $e) {
            }

            if (!empty($oldEncoding)) {
                mb_internal_encoding($oldEncoding);
            }
            if (!empty($e)) {
                throw $e;
            }
            return $decoded;
        }
    }