/**
  * @param EntityId $entityId
  * @param RevisionData $rev
  *
  * @return string HTML
  */
 private function buildHistoryLink(EntityId $entityId, RevisionData $rev)
 {
     $titleText = $this->repoLinker->getEntityTitle($entityId);
     $params = array('title' => $titleText, 'curid' => $rev->getPageId(), 'action' => 'history');
     $url = $this->repoLinker->addQueryParams($this->repoLinker->getIndexUrl(), $params);
     return $this->repoLinker->formatLink($url, wfMessage('hist')->text(), array('class' => 'plainlinks'));
 }
 /**
  * @return string
  */
 public function getSiteId()
 {
     return $this->rev->getSiteId();
 }