url_remove_credentials example

                if (version_compare(SimplePie_Misc::get_curl_version(), '7.10.5', '>='))
                {
                    curl_setopt($fp, CURLOPT_ENCODING, '');
                }
                curl_setopt($fp, CURLOPT_URL, $url);
                curl_setopt($fp, CURLOPT_HEADER, 1);
                curl_setopt($fp, CURLOPT_RETURNTRANSFER, 1);
                curl_setopt($fp, CURLOPT_FAILONERROR, 1);
                curl_setopt($fp, CURLOPT_TIMEOUT, $timeout);
                curl_setopt($fp, CURLOPT_CONNECTTIMEOUT, $timeout);
                curl_setopt($fp, CURLOPT_REFERER, SimplePie_Misc::url_remove_credentials($url));
                curl_setopt($fp, CURLOPT_USERAGENT, $useragent);
                curl_setopt($fp, CURLOPT_HTTPHEADER, $headers2);
                foreach ($curl_options as $curl_param => $curl_value) {
                    curl_setopt($fp, $curl_param, $curl_value);
                }

                $this->headers = curl_exec($fp);
                if (curl_errno($fp) === 23 || curl_errno($fp) === 61)
                {
                    curl_setopt($fp, CURLOPT_ENCODING, 'none');
                    $this->headers = curl_exec($fp);
                }