public function prependChild(User_Model_Node $node, $data)
{
$newNode = $this->fetchNew();
$newNode->setFromArray($data);
$anchor = $node->pleft;
$newNode->pleft = $anchor + 1;
$newNode->pright = $anchor + 2;
$newNode->parent_id = $node->getIdentity();
$db = $this->getAdapter();
$tableName = $this->info('name');
try {
$db->beginTransaction();
$db->update($tableName, array('pright' => new Zend_Db_Expr('pright+2')), array('pright > ?' => $anchor));
$db->update($tableName, array('pleft' => new Zend_Db_Expr('pleft+2')), array('pleft > ?' => $anchor));
$newNode->save();
if (!empty($data['photo'])) {
$newNode->setPhoto($data['photo']);
}
$this->updateTree();
$db->commit();
} catch (Exception $e) {
$db->rollBack();
throw $e;
}
}
public function deleteNode(User_Model_Node $node, $node_id = NULL)
{
$result = $node->getDescendent(true);
$db = $this->getAdapter();
parent::deleteNode($node);
}
