/**
* Returns true if slug is not being used
*
* @param string
* @return bool
*/
public function validSlug($slug)
{
User_Error::i()->argument(1, 'string');
$row = $this->_database->getRow('user', 'user_slug', $slug);
//if there is no slug
if (empty($row)) {
//it's valid
return true;
}
//if slug is set and slugs are equal and user ids are equal
if (isset($this->_data['user_slug']) && $this->_data['user_slug'] == $row['user_slug'] && $this->_data['user_id'] == $row['user_id']) {
return true;
}
return false;
}
