/**
  * Add this item into a particular changeset
  */
 public function addToChangeset()
 {
     // We only add content into changesets that exists already - this is because until it exists, it doesn't
     // have an ID, meaning the relationship can't be created. From a usage standpoint this is okay... not ideal,
     // but users will always change something about a default created page before wanting it published (it also
     // means that non-modified default content doesn't get accidentally published...)
     $oid = $this->owner->ID;
     $mid = Member::currentUserID();
     if (!$this->owner->ID || !Member::currentUserID()) {
         return;
     }
     // first see if it's in an active changeset already
     $changeset = $this->getCurrentChangeset();
     if ($changeset) {
         return;
     }
     // if not, get the current user's changeset
     try {
         $changeset = $this->changesetService->getChangesetForUser();
         if (!$changeset) {
             $changeset = $this->changesetService->createChangeset(sprintf(_t('Changesets.DEFAULT_TITLE', '%s started at %s'), Member::currentUser()->getTitle(), date('Y-m-d H:i:s')));
         }
         if ($changeset) {
             $changeset->addItem($this->owner);
         }
     } catch (Exception $e) {
         SS_Log::log($e, SS_Log::ERR);
     }
 }