OSS\OssClient::checkEndpoint PHP Method

    private function checkEndpoint($endpoint, $isCName)
    {
        $ret_endpoint = null;
        if (strpos($endpoint, 'http://') === 0) {
            $ret_endpoint = substr($endpoint, strlen('http://'));
        } elseif (strpos($endpoint, 'https://') === 0) {
            $ret_endpoint = substr($endpoint, strlen('https://'));
            $this->useSSL = true;
        } else {
            $ret_endpoint = $endpoint;
        }
        if ($isCName) {
            $this->hostType = self::OSS_HOST_TYPE_CNAME;
        } elseif (OssUtil::isIPFormat($ret_endpoint)) {
            $this->hostType = self::OSS_HOST_TYPE_IP;
        } else {
            $this->hostType = self::OSS_HOST_TYPE_NORMAL;
        }
        return $ret_endpoint;
    }