/**
* Short description of method buildObject
*
* @access private
* @author Joel Bout, <*****@*****.**>
* @param DOMElement data
* @return oat\taoQtiItem\model\qti\Object
*/
private function buildObject(DOMElement $data)
{
$attributes = $this->extractAttributes($data);
$returnValue = new Object($attributes);
if ($data->hasChildNodes()) {
$nonEmptyChild = $this->getNonEmptyChildren($data);
if (count($nonEmptyChild) == 1 && reset($nonEmptyChild)->nodeName == 'object') {
$alt = $this->buildObject(reset($nonEmptyChild));
$returnValue->setAlt($alt);
} else {
//get the node xml content
$pattern = array("/^<{$data->nodeName}([^>]*)?>/i", "/<\\/{$data->nodeName}([^>]*)?>\$/i");
$content = preg_replace($pattern, '', trim($this->saveXML($data)));
$returnValue->setAlt($content);
}
} else {
$alt = trim($data->nodeValue);
if (!empty($alt)) {
$returnValue->setAlt($alt);
}
}
return $returnValue;
}
