private function generateSitelinksChangeOpsWithConflict(SiteLink $fromSiteLink)
{
$siteId = $fromSiteLink->getSiteId();
$toSiteLink = $this->toItem->getSiteLink($siteId);
$fromPageName = $fromSiteLink->getPageName();
$toPageName = $toSiteLink->getPageName();
if ($fromPageName !== $toPageName) {
$site = $this->getSite($siteId);
$fromPageName = $site->normalizePageName($fromPageName);
$toPageName = $site->normalizePageName($toPageName);
}
if ($fromPageName === $toPageName) {
$this->fromChangeOps->add($this->getSiteLinkChangeOpFactory()->newRemoveSiteLinkOp($siteId));
$this->toChangeOps->add($this->getSiteLinkChangeOpFactory()->newSetSiteLinkOp($siteId, $fromPageName, array_unique(array_merge($fromSiteLink->getBadges(), $toSiteLink->getBadges()))));
} elseif (!in_array('sitelink', $this->ignoreConflicts)) {
throw new ChangeOpException("Conflicting sitelinks for {$siteId}");
}
}
