/**
* Recursively walk through the element tree and write elements to the
* XMLWriter instance.
*
* @param XMLWriter $writer
* @param Polycast_XmlRpc_Generator_Element $element
* @return void
*/
protected function _generateXml(XMLWriter $writer, Polycast_XmlRpc_Generator_Element $element)
{
$writer->startElement($element->getName());
foreach ($element->getChildren() as $child) {
if ($child instanceof Polycast_XmlRpc_Generator_Element) {
/* @var $child Polycast_XmlRpc_Generator_Element */
$this->_generateXml($writer, $child);
} elseif ($child instanceof Polycast_XmlRpc_Value) {
/* @var $child Polycast_XmlRpc_Value */
$writer->writeRaw($child->saveXml());
} else {
$writer->text($child);
}
}
$writer->endElement();
}
/**
* Builds the document recursively.
*
* @param DOMDocument $dom
* @param Polycast_XmlRpc_Generator_Element $element
* @param DOMElement $rootNode
* @return void
*/
protected function _generateXml(DOMDocument $dom, Polycast_XmlRpc_Generator_Element $element, DOMElement $rootNode = null)
{
$node = $dom->createElement($element->getName());
if (is_null($rootNode)) {
$dom->appendChild($node);
} else {
$rootNode->appendChild($node);
}
foreach ($element->getChildren() as $child) {
if ($child instanceof Polycast_XmlRpc_Generator_Element) {
/* @var $child Polycast_XmlRpc_Generator_Element */
$this->_generateXml($dom, $child, $node);
} elseif ($child instanceof Polycast_XmlRpc_Value) {
/* @var $child Polycast_XmlRpc_Value */
$importNode = new DOMDocument();
$importNode->loadXML($child->saveXML());
$node->appendChild($dom->importNode($importNode->documentElement, true));
} else {
$node->appendChild($dom->createTextNode($child));
}
}
}
