Pimcore\Update::getAvailableUpdates PHP Метод

    public static function getAvailableUpdates($currentRev = null)
    {
        if (!$currentRev) {
            $currentRev = Version::$revision;
        }
        self::cleanup();
        if (PIMCORE_DEVMODE) {
            $xmlRaw = Tool::getHttpData("https://" . self::$updateHost . "/v2/getUpdateInfo.php?devmode=1&revision=" . $currentRev);
        } else {
            $xmlRaw = Tool::getHttpData("https://" . self::$updateHost . "/v2/getUpdateInfo.php?revision=" . $currentRev);
        }
        $xml = simplexml_load_string($xmlRaw, null, LIBXML_NOCDATA);
        $revisions = [];
        $releases = [];
        if ($xml instanceof \SimpleXMLElement) {
            if (isset($xml->revision)) {
                foreach ($xml->revision as $r) {
                    $date = new \DateTime();
                    $date->setTimestamp((int) $r->date);
                    if (strlen(strval($r->version)) > 0) {
                        $releases[] = ["id" => strval($r->id), "date" => strval($r->date), "version" => strval($r->version), "text" => strval($r->id) . " - " . $date->format("Y-m-d H:i")];
                    } else {
                        $revisions[] = ["id" => strval($r->id), "date" => strval($r->date), "text" => strval($r->id) . " - " . $date->format("Y-m-d H:i")];
                    }
                }
            }
        } else {
            throw new \Exception("Unable to retrieve response from update server. Please ensure that your server is allowed to connect to update.pimcore.org:443");
        }
        return ["revisions" => $revisions, "releases" => $releases];
    }

 public function getAvailableUpdatesAction()
 {
     $availableUpdates = Update::getAvailableUpdates();
     $this->_helper->json($availableUpdates);
 }