/**
* Return top level Metalib KB categories as XML
*
* @param Xerxes_Framework_Request $objRequest
* @param Xerxes_Framework_Registry $objRegistry
* @return int status
*/
public function doExecute()
{
$objXml = new DOMDOcument();
$objData = new Xerxes_DataMap();
$lang = $this->request->getProperty("lang");
$arrResults = $objData->getCategories($lang);
$x = 1;
if (count($arrResults) > 0) {
$objXml->loadXML("<categories />");
foreach ($arrResults as $objCategoryData) {
$objCategory = $objXml->createElement("category");
$objCategory->setAttribute("position", $x);
foreach ($objCategoryData->properties() as $key => $value) {
if ($value != null) {
$objElement = $objXml->createElement("{$key}", Xerxes_Framework_Parser::escapeXml($value));
$objCategory->appendChild($objElement);
}
}
// add the url for the category
$arrParams = array("base" => "databases", "action" => "subject", "subject" => $objCategoryData->normalized);
$url = Xerxes_Framework_Parser::escapeXml($this->request->url_for($arrParams));
$objElement = $objXml->createElement("url", $url);
$objCategory->appendChild($objElement);
$objXml->documentElement->appendChild($objCategory);
$x++;
}
}
$this->request->addDocument($objXml);
return 1;
}
