/**
* Add child
*
* @param \Core_Categories_Row|self $row
* @throws Zend_Db_Table_Row_Exception
* @return self
*/
public function addChild(Core_Categories_Row $row)
{
if (empty($this->_cleanData)) {
throw new Zend_Db_Table_Row_Exception('Parent category is not created yet');
}
if ($row->getParentNodeId() != $this->getNodeId()) {
$row->setParentNode($this->getNodeId());
}
$this->getChildren()->addRow($row);
return $this;
}
