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_db->getQuery(true)
->select($this->_db->quoteName('id'))
->from($this->_db->quoteName('#__assets'))
->where($this->_db->quoteName('name') . ' = ' . $this->_db->quote($name));
$this->_db->setQuery($query);
$assetId = (int) $this->_db->loadResult();
if (empty($assetId))
{
return false;
}
return $this->load($assetId);
}
/**
* Assert that the nested set data is valid.
*
* @return boolean True if the instance is sane and able to be stored in the database.
*
* @link http://docs.joomla.org/JTable/check
* @since 11.1
*/
public function check()
{
$this->parent_id = (int) $this->parent_id;
// JTableNested does not allow parent_id = 0, override this.
if ($this->parent_id > 0)
{
// Get the JDatabaseQuery object
$query = $this->_db->getQuery(true)
->select('COUNT(id)')
->from($this->_db->quoteName($this->_tbl))
->where($this->_db->quoteName('id') . ' = ' . $this->parent_id);
$this->_db->setQuery($query);
if ($this->_db->loadResult())
{
return true;
}
else
{
$this->setError('Invalid Parent ID');
return false;
}
}
return true;
}
}