public function unindex($post_id)
 {
     DigitalGov_Search_API::unindex_document($this);
     delete_post_meta($post_id, self::$ALREADY_INDEXED);
     return self::$DOCUMENT_UNINDEXED;
 }
 public function unindex($post_id)
 {
     if (!self::already_indexed($post_id)) {
         return false;
     }
     DigitalGov_Search_API::unindex_document($this);
     delete_post_meta($post_id, self::$ALREADY_INDEXED);
     return self::$DOCUMENT_UNINDEXED;
 }