PhpBrew\Extension\Provider\PeclProvider::getPackageXml PHP Method

    protected function getPackageXml($packageName, $version)
    {
        $channel = new PeclChannel($this->site);
        $baseUrl = $channel->getRestBaseUrl();
        $url = "{$baseUrl}/r/" . strtolower($packageName);
        $downloader = new CurlDownloader();
        $downloader = DownloadFactory::getInstance($this->logger, $this->options);
        // translate version name into numbers
        if (in_array($version, array('stable', 'latest', 'beta'))) {
            $stabilityTxtUrl = $url . '/' . $version . '.txt';
            if ($ret = $downloader->request($stabilityTxtUrl)) {
                $version = (string) $ret;
            } else {
                throw new Exception("Can not translate stability {$version} into exact version name.");
            }
        }
        $xmlUrl = $url . '/' . $version . '.xml';
        if ($ret = $downloader->request($xmlUrl)) {
            $dom = new DOMDocument('1.0');
            $dom->strictErrorChecking = false;
            $dom->preserveWhiteSpace = false;
            // $dom->resolveExternals = false;
            if (false === $dom->loadXml($ret)) {
                throw new Exception("Error in XMl document: {$url}");
            }
            return $dom;
        }
        return false;
    }