protected function copyNodesRelationsAndReplace(INode $source, INode $destination)
{
foreach ($source->getChildren() as $index => $child) {
/* @var $child INode */
$destination->addChild($child, $index);
}
$parent = $source->getParent();
if ($parent instanceof INode && $parent !== $source) {
$parent->addChild($destination, $parent->getChildIndex($source));
}
}
/**
* Replaces a node with a new one. Copies all its relationships and resets its child index if it has a parent.
* @internal
*
*
* @param INode $source
* @param mixed $data data for the node
* @param string $hierarchy the hierarchy member string value
* @return INode
*/
protected function replaceNode(INode $source, $data, $hierarchy)
{
/* @var $destination INode */
$destination = $this->createNode($data);
foreach ($source->getChildren() as $index => $child) {
$destination->addChild($child, $index);
}
$parent = $source->getParent();
if ($parent instanceof INode && $parent !== $source) {
$parent->removeChild($parent->getChildIndex($source));
$parent->addChild($destination, $this->getChildIndex($hierarchy, $destination));
}
return $destination;
}
