/**
* Tries to recover a branch - assuming that level and left of $rootNode are correct!
* @param \Cx\Core\ContentManager\Model\Entity\Node $rootNode Node to start with
*/
private function recoverBranch($rootNode, &$left = null, $level = null)
{
if ($left == null) {
$left = $rootNode->getLft();
}
if ($level == null) {
$level = $rootNode->getLvl();
}
// The order in which the children are returned by $rootnode->getChildren() is wrong.
// Therefore we'll have to manually put the children in the right order.
// Tote that $children is an object, which is why we have to transform it into an array
// to be able to using usort() to sort the children.
$children = $rootNode->getChildren();
$aChildren = array();
foreach ($children as $child) {
$aChildren[] = $child;
}
usort($aChildren, function ($a, $b) {
if ($a->getLft() < $b->getLft()) {
return -1;
} elseif ($a->getLft() > $b->getLft()) {
return 1;
} else {
return 0;
}
});
$level++;
foreach ($aChildren as $child) {
$left++;
$child->setLft($left);
$child->setLvl($level);
$this->recoverBranch($child, $left, $level);
}
$left++;
$rootNode->setRgt($left);
$this->em->persist($rootNode);
$this->em->flush();
}
public function getLft()
{
$this->_load();
return parent::getLft();
}