/**
* Parse the XML of a view object,
* check the node type and name
* and add the proper XML part of child tags
* to the \DOMDocument of the current tag
*
* @param \DOMDocument $dom
* @param \DOMNode $reference Current XML structure
* @param bool $emptyElement
* @return bool
*/
protected function parseXML(\DOMDocument $dom, \DOMNode $reference, $emptyElement = FALSE)
{
$node = $reference->firstChild;
while (!is_null($node)) {
$deleteNode = FALSE;
$nodeType = $node->nodeType;
$nodeName = $node->nodeName;
switch ($nodeType) {
case XML_TEXT_NODE:
break;
case XML_ELEMENT_NODE:
switch ($nodeName) {
case 'containerWrap':
$containerWrap = $this->render('containerWrap');
if ($containerWrap) {
$this->replaceNodeWithFragment($dom, $node, $containerWrap);
} else {
$emptyElement = TRUE;
}
$deleteNode = TRUE;
break;
case 'elements':
$replaceNode = $this->getChildElements($dom);
if ($replaceNode) {
$node->parentNode->replaceChild($replaceNode, $node);
} else {
$emptyElement = TRUE;
}
break;
case 'label':
if (!strrchr(get_class($this), 'AdditionalElement')) {
if ($this->model->additionalIsSet($nodeName)) {
$this->replaceNodeWithFragment($dom, $node, $this->getAdditional('label'));
} else {
$replaceNode = $dom->createTextNode($this->model->getName());
$node->parentNode->insertBefore($replaceNode, $node);
}
}
$deleteNode = TRUE;
break;
case 'legend':
if (!strrchr(get_class($this), 'AdditionalElement')) {
if ($this->model->additionalIsSet($nodeName)) {
$this->replaceNodeWithFragment($dom, $node, $this->getAdditional('legend'));
}
$deleteNode = TRUE;
}
break;
case 'inputvalue':
if (array_key_exists('checked', $this->model->getAllowedAttributes())) {
if (!$this->model->hasAttribute('checked')) {
$emptyElement = TRUE;
}
} elseif (array_key_exists('selected', $this->model->getAllowedAttributes()) && !$this->model->hasAttribute('selected')) {
$emptyElement = TRUE;
} else {
$inputValue = $this->getInputValue();
if ($inputValue != '') {
$replaceNode = $dom->createTextNode($this->getInputValue());
$node->parentNode->insertBefore($replaceNode, $node);
}
}
$deleteNode = TRUE;
break;
case 'labelvalue':
case 'legendvalue':
$replaceNode = $dom->createTextNode($this->getAdditionalValue());
$node->parentNode->insertBefore($replaceNode, $node);
$deleteNode = TRUE;
break;
}
break;
}
// Parse the child nodes of this node if available
if ($node->hasChildNodes()) {
$emptyElement = $this->parseXML($dom, $node, $emptyElement);
}
// Get the current node for deletion if replaced. We need this because nextSibling can be empty
$oldNode = $node;
// Go to next sibling to parse
$node = $node->nextSibling;
// Delete the old node. This can only be done after going to the next sibling
if ($deleteNode) {
$oldNode->parentNode->removeChild($oldNode);
}
}
return $emptyElement;
}
