/**
* @desc Function to update a node with new HTML. This is a public function because the TagArray class uses it. Users will not need to use this function.
*
* @param TreeNode $node - the node to update
* @param string $html - the new HTML
* @param string $fullReplace - replace the node itself (true) or just its children (false)
* @return void
* @author Karthik Viswanathan
*/
public function updateNode(&$node, $html, $fullReplace = false)
{
// @nodoc
$root = new TreeNode('root');
// holder node
$this->extractTags($html, $root);
if ($fullReplace) {
$newNode = $node->getParent();
$index = $newNode->remChild($node);
$node->setParent(null);
// array elements were shifted back one
// thus, it is necessary to use $index - 1
// to insert the new nodes in the right place
$newNode->addChildren($root->getChildren(), $index - 1);
foreach ($root->getChildren() as $child) {
$child->setParent($newNode);
}
// these children haven't had their parent set
} else {
$node->remAllChildren();
// copy all the child nodes
foreach ($root->getChildren() as $child) {
$node->addChild($child);
$child->setParent($node);
}
}
}
