function delete(&$trackback)
{
if (get_parent_class($trackback) != 'weblogtrackbackbase') {
return false;
}
$criteria = new CriteriaCompo(new Criteria('blog_id', $trackback->getVar('blog_id')));
if ($trackback->getVar('tb_url')) {
$criteria->add(new Criteria('tb_url', $trackback->getVar('tb_url')));
}
if ($trackback->getVar('direction')) {
$criteria->add(new Criteria('direction', $trackback->getVar('direction')));
}
$sql = sprintf('DELETE FROM %s %s ', $this->db->prefix($this->mydirname . '_trackback'), $criteria->renderwhere());
if (!($result = $this->db->query($sql))) {
// must be query()
return false;
}
return true;
}
