/**
* Do something before dumping data
*/
protected function preDump()
{
$this->rdfBuilder->startDocument();
$this->rdfBuilder->addDumpHeader($this->timestamp);
$header = $this->rdfBuilder->getRDF();
$this->writeToDump($header);
}
/**
* @param int $produce One of the RdfProducer::PRODUCE_... constants.
* @param DedupeBag|null $dedup
*
* @return RdfBuilder
*/
private function newRdfBuilder($produce, DedupeBag $dedup = null)
{
if ($dedup === null) {
$dedup = new HashDedupeBag();
}
// Note: using the actual factory here makes this an integration test!
$valueBuilderFactory = WikibaseRepo::getDefaultInstance()->getValueSnakRdfBuilderFactory();
$emitter = new NTriplesRdfWriter();
$builder = new RdfBuilder($this->getTestData()->getSiteList(), $this->getTestData()->getVocabulary(), $valueBuilderFactory, $this->getTestData()->getMockRepository(), $produce, $emitter, $dedup);
$builder->startDocument();
return $builder;
}
/**
* @param EntityRevision $entityRevision
* @param RedirectRevision|null $followedRedirect a redirect leading to the entity for use in the output
* @param EntityId[] $incomingRedirects Incoming redirects to include in the output
* @param RdfBuilder $rdfBuilder
* @param string|null $flavor The type of the output provided by serializer
*
* @return string RDF
*/
private function rdfSerialize(EntityRevision $entityRevision, RedirectRevision $followedRedirect = null, array $incomingRedirects, RdfBuilder $rdfBuilder, $flavor = null)
{
$rdfBuilder->startDocument();
$redir = null;
if ($followedRedirect) {
$redir = $followedRedirect->getRedirect();
$rdfBuilder->addEntityRedirect($redir->getEntityId(), $redir->getTargetId());
if ($followedRedirect->getRevisionId() > 0) {
$rdfBuilder->addEntityRevisionInfo($redir->getEntityId(), $followedRedirect->getRevisionId(), $followedRedirect->getTimestamp());
}
}
if ($followedRedirect && $flavor === 'dump') {
// For redirects, don't output the target entity data if the "dump" flavor is requested.
// @todo: In this case, avoid loading the Entity all together.
// However we want to output the revisions for redirects
} else {
$rdfBuilder->addEntityRevisionInfo($entityRevision->getEntity()->getId(), $entityRevision->getRevisionId(), $entityRevision->getTimestamp());
$rdfBuilder->addEntity($entityRevision->getEntity());
$rdfBuilder->resolveMentionedEntities($this->entityLookup);
}
if ($flavor !== 'dump') {
// For $flavor === 'dump' we don't need to output incoming redirects.
$targetId = $entityRevision->getEntity()->getId();
$this->addIncomingRedirects($targetId, $redir, $incomingRedirects, $rdfBuilder);
}
$rdfBuilder->finishDocument();
return $rdfBuilder->getRDF();
}
