/**
* Save data for product relations
*
* @param EM_Blog_Model_Post $post
* @return EM_Blog_Model_Post_Link
*/
public function saveProductRelations($post)
{
$data = $post->getRelatedLinkData();
if (!is_null($data)) {
$this->_getResource()->saveProductLinks($post, $data, self::LINK_TYPE_RELATED);
}
return $this;
}
