public function execute()
 {
     $this->forceSystemAuthentication();
     $kshow_id = @$_REQUEST["kshow_id"];
     $this->kshow_id = $kshow_id;
     $this->kshow = NULL;
     $entry_id = @$_REQUEST["entry_id"];
     $this->entry_id = $entry_id;
     $this->entry = NULL;
     $this->message = "";
     if (!empty($kshow_id)) {
         $this->kshow = kshowPeer::retrieveByPK($kshow_id);
         if (!$this->kshow) {
             $this->message = "Cannot find kshow [{$kshow_id}]";
         } else {
             $this->entry = $this->kshow->getShowEntry();
         }
     } elseif (!empty($kshow_id)) {
         $this->entry = entryPeer::retrieveByPK($entry_id);
         if (!$this->entry) {
             $this->message = "Cannot find entry [{$entry_id}]";
         } else {
             $this->kshow = $this->{$this}->entry->getKshow();
         }
     }
     if ($this->kshow) {
         $this->metadata = $this->kshow->getMetadata();
     } else {
         $this->metadata = "";
     }
     $pending_str = $this->getP("pending");
     $remove_pending = $this->getP("remove_pending");
     if ($this->metadata && ($remove_pending || $pending_str)) {
         if ($remove_pending) {
             $pending_str = "";
         }
         $xml_doc = new DOMDocument();
         $xml_doc->loadXML($this->metadata);
         $metadata = kXml::getFirstElement($xml_doc, "MetaData");
         $should_save = kXml::setChildElement($xml_doc, $metadata, "Pending", $pending_str, true);
         if ($remove_pending) {
             $should_save = kXml::setChildElement($xml_doc, $metadata, "LastPendingTimeStamp", "", true);
         }
         if ($should_save) {
             $fixed_content = $xml_doc->saveXML();
             $content_dir = myContentStorage::getFSContentRootPath();
             $file_name = realpath($content_dir . $this->entry->getDataPath());
             $res = file_put_contents($file_name, $fixed_content);
             // sync - NOTOK
             $this->metadata = $fixed_content;
         }
     }
     $this->pending = $pending_str;
     $this->kshow_id = $kshow_id;
     $this->entry_id = $entry_id;
 }
 public static function addVersionInfo($xml_metadata, $version_info)
 {
     $xml_doc = new DOMDocument();
     $xml_doc->loadXML($xml_metadata);
     $metadata = kXml::getFirstElement($xml_doc, "MetaData");
     kXml::setChildElement($xml_doc, $metadata, "KuserId", @$version_info["KuserId"], false);
     kXml::setChildElement($xml_doc, $metadata, "PuserId", @$version_info["PuserId"], false);
     kXml::setChildElement($xml_doc, $metadata, "ScreenName", @$version_info["ScreenName"], false);
     kXml::setChildElement($xml_doc, $metadata, "UpdatedAt", time(), false);
     return $xml_doc->saveXML();
 }