/**
* @param EntityDocument $entity
*
* @throws InvalidArgumentException
*/
public function addEntity(EntityDocument $entity)
{
if ($entity->getId() === null) {
throw new InvalidArgumentException('The entity needs to have an ID');
}
$this->entities[$entity->getId()->getSerialization()] = $entity;
}
/**
* Watches or unwatches the entity.
*
* @note Keep in sync with logic in EditPage!
* @todo: move to separate service
*
* @param bool $watch whether to watch or unwatch the page.
*
* @throws MWException
*/
private function updateWatchlist($watch)
{
if ($this->getTitle() === null) {
throw new MWException('Title not yet known!');
}
$this->entityStore->updateWatchlist($this->user, $this->newEntity->getId(), $watch);
}
/**
* @see EntityValidator::validate()
*
* @param EntityDocument $entity
*
* @return Result
*/
public function validateEntity(EntityDocument $entity)
{
if ($entity instanceof FingerprintProvider) {
return $this->duplicateDetector->detectLabelConflicts($entity->getType(), $entity->getFingerprint()->getLabels()->toTextArray(), null, $entity->getId());
}
return Result::newSuccess();
}
/**
* @see Iterator::key
*/
public function key()
{
if ($this->currentEntity === null) {
return null;
}
return $this->currentEntity->getId()->getSerialization();
}
/**
* @param EntityDocument $entity
*/
private function save(EntityDocument $entity)
{
$flags = $entity->getId() ? EDIT_UPDATE : EDIT_NEW;
$store = WikibaseRepo::getDefaultInstance()->getEntityStore();
$rev = $store->saveEntity($entity, '', $GLOBALS['wgUser'], $flags);
$entity->setId($rev->getEntity()->getId());
}
/**
* @see ChangeOp::apply()
* - a new claim with $snak as mainsnak gets added when $claimGuid is empty and $snak is set
* - the claim's mainsnak gets set to $snak when $claimGuid and $snak are set
*/
public function apply(EntityDocument $entity, Summary $summary = null)
{
if (!$entity instanceof StatementListHolder) {
throw new InvalidArgumentException('$entity must be a StatementListHolder');
}
$statements = $entity->getStatements();
if (empty($this->statementGuid)) {
$this->addStatement($statements, $entity->getId(), $summary);
} else {
$this->setStatement($statements, $summary);
}
$entity->setStatements($statements);
}
/**
* @see EntityHolder::getEntityId
*
* This implements lazy deserialization of the blob passed to the constructor.
*
* @param string $expectedClass The class with which the result is expected to be compatible.
* Defaults to EntityDocument.
*
* @throws RuntimeException If the entity held by this EntityHolder is not compatible with $expectedClass.
* @return EntityDocument
*/
public function getEntity($expectedClass = 'Wikibase\\DataModel\\Entity\\EntityDocument')
{
if (!$this->entity) {
$this->entity = $this->codec->decodeEntity($this->blob, $this->contentFormat);
if (!$this->entity instanceof EntityDocument) {
throw new RuntimeException('Deferred decoding resulted in an incompatible entity, ' . 'expected EntityDocument, got ' . gettype($this->entity));
} elseif ($this->entity->getType() !== $this->entityType) {
throw new RuntimeException('Deferred decoding resulted in an incompatible entity, ' . 'expected ' . $this->entityType . ', got ' . $this->entity->getType());
} elseif ($this->entity->getId() === null) {
throw new RuntimeException('Deferred decoding resulted in an incompatible entity, ' . 'expected an entity id to be set, got null');
} elseif ($this->entityId && !$this->entity->getId()->equals($this->entityId)) {
throw new RuntimeException('Deferred decoding resulted in an incompatible entity, ' . 'expected ' . $this->entityId . ', got ' . $this->entity->getId());
}
}
if (!$this->entity instanceof $expectedClass) {
throw new RuntimeException('Deferred decoding resulted in an incompatible entity, ' . 'expected ' . $expectedClass . ', got ' . get_class($this->entity));
}
return $this->entity;
}
/**
* Add the entity's terms to the RDF graph.
*
* @param EntityDocument $entity the entity to output.
*/
public function addEntity(EntityDocument $entity)
{
if ($entity instanceof FingerprintProvider) {
$fingerprint = $entity->getFingerprint();
/** @var EntityDocument $entity */
$entityLName = $this->vocabulary->getEntityLName($entity->getId());
$this->addLabels($entityLName, $fingerprint->getLabels());
$this->addDescriptions($entityLName, $fingerprint->getDescriptions());
$this->addAliases($entityLName, $fingerprint->getAliasGroups());
}
}
/**
* @see ChangeOp::apply
*
* @param EntityDocument $entity
* @param Summary|null $summary
*
* @throws ChangeOpException
*/
public function apply(EntityDocument $entity, Summary $summary = null)
{
if (!$entity instanceof StatementListHolder) {
throw new InvalidArgumentException('$entity must be a StatementListHolder');
}
if ($this->statement->getGuid() === null) {
$this->statement->setGuid($this->guidGenerator->newGuid($entity->getId()));
}
$guid = $this->guidParser->parse($this->statement->getGuid());
if ($this->guidValidator->validate($guid->getSerialization()) === false) {
throw new ChangeOpException("Claim does not have a valid GUID");
} elseif (!$entity->getId()->equals($guid->getEntityId())) {
throw new ChangeOpException("Claim GUID invalid for given entity");
}
$this->applyStatementToEntity($entity, $summary);
}
/**
* @see EntityStore::saveEntity
* @see WikiPage::doEditContent
*
* @param EntityDocument $entity
* @param string $summary
* @param User $user
* @param int $flags
* @param int|bool $baseRevId
*
* @throws StorageException
* @return EntityRevision
*/
public function saveEntity(EntityDocument $entity, $summary, User $user, $flags = 0, $baseRevId = false)
{
if ($entity->getId() === null) {
if (($flags & EDIT_NEW) !== EDIT_NEW) {
throw new StorageException(Status::newFatal('edit-gone-missing'));
}
$this->assignFreshId($entity);
}
$content = $this->contentFactory->newFromEntity($entity);
$revision = $this->saveEntityContent($content, $summary, $user, $flags, $baseRevId);
$entityRevision = new EntityRevision($entity, $revision->getId(), $revision->getTimestamp());
$this->dispatcher->dispatch('entityUpdated', $entityRevision);
return $entityRevision;
}
/**
* @see EntityDocumentSaver::saveEntityDocument
*/
public function saveEntityDocument(EntityDocument $entityDocument)
{
$this->database->selectCollection($entityDocument->getType())->upsert($this->buildGetEntityForIdQuery($entityDocument->getId()), $this->documentBuilder->buildDocumentForEntity($entityDocument));
}
/**
* Stores the given Entity.
*
* @param EntityDocument $entity the entity to save.
* @param string $summary ignored
* @param User $user ignored
* @param int $flags EDIT_XXX flags, as defined for WikiPage::doEditContent.
* @param int|bool $baseRevisionId the revision ID $entity is based on. Saving should fail if
* $baseRevId is no longer the current revision.
*
* @see WikiPage::doEditContent
*
* @return EntityRevision
* @throws StorageException
*/
public function saveEntity(EntityDocument $entity, $summary, User $user, $flags = 0, $baseRevisionId = false)
{
$entityId = $entity->getId();
$status = Status::newGood();
if (($flags & EDIT_NEW) > 0 && $entityId && $this->hasEntity($entityId)) {
$status->fatal('edit-already-exists');
}
if (($flags & EDIT_UPDATE) > 0 && !$this->hasEntity($entityId)) {
$status->fatal('edit-gone-missing');
}
if ($baseRevisionId !== false && !$this->hasEntity($entityId)) {
//TODO: find correct message key to use with status??
throw new StorageException('No base revision found for ' . $entityId->getSerialization());
}
if ($baseRevisionId !== false && $this->getEntityRevision($entityId)->getRevisionId() !== $baseRevisionId) {
$status->fatal('edit-conflict');
}
if (!$status->isOK()) {
throw new StorageException($status);
}
$revision = $this->putEntity($entity, 0, 0, $user);
$this->putLog($revision->getRevisionId(), $entity->getId(), $summary, $user->getName());
return $revision;
}
/**
* Add truthy statements for the given entity to the RDF graph.
*
* @param EntityDocument $entity the entity to output.
*/
public function addEntity(EntityDocument $entity)
{
$entityId = $entity->getId();
if ($entity instanceof StatementListProvider) {
$this->addStatements($entityId, $entity->getStatements());
}
}
/**
* @param EntityDocument $fromEntity
* @param EntityDocument $toEntity
*
* @throws ItemMergeException
*/
private function validateEntities(EntityDocument $fromEntity, EntityDocument $toEntity)
{
if (!($fromEntity instanceof Item && $toEntity instanceof Item)) {
throw new ItemMergeException('One or more of the entities are not items', 'not-item');
}
if ($toEntity->getId()->equals($fromEntity->getId())) {
throw new ItemMergeException('You must provide unique ids', 'cant-merge-self');
}
}
/**
* @param ParserOutput $parserOutput
* @param EntityDocument $entity
*/
private function addTitleTextToParserOutput(ParserOutput $parserOutput, EntityDocument $entity)
{
$titleText = null;
if ($entity instanceof FingerprintProvider) {
$labels = $entity->getFingerprint()->getLabels()->toTextArray();
$preferred = $this->languageFallbackChain->extractPreferredValue($labels);
if (is_array($preferred)) {
$titleText = $preferred['value'];
}
}
if (!is_string($titleText)) {
$entityId = $entity->getId();
if ($entityId instanceof EntityId) {
$titleText = $entityId->getSerialization();
}
}
$parserOutput->setExtensionData('wikibase-titletext', $titleText);
}
/**
* Adds meta-information about an entity (such as the ID and type) to the RDF graph.
*
* @todo: extract into MetaDataRdfBuilder
*
* @param EntityDocument $entity
*/
private function addEntityMetaData(EntityDocument $entity)
{
$entityLName = $this->vocabulary->getEntityLName($entity->getId());
$this->writer->about(RdfVocabulary::NS_ENTITY, $entityLName)->a(RdfVocabulary::NS_ONTOLOGY, $this->vocabulary->getEntityTypeName($entity->getType()));
if ($entity instanceof Property) {
$this->writer->say(RdfVocabulary::NS_ONTOLOGY, 'propertyType')->is(RdfVocabulary::NS_ONTOLOGY, $this->vocabulary->getDataTypeName($entity));
$id = $entity->getId()->getSerialization();
$this->writePropertyPredicates($id, $this->propertyIsLink($entity));
$this->writeNovalueClass($id);
}
}
/**
* Validates this ChangeOp
*
* @see ChangeOp::validate()
*
* @since 0.5
*
* @param EntityDocument $entity
*
* @return Result
*/
public function validate(EntityDocument $entity)
{
if (!$entity instanceof FingerprintHolder) {
throw new InvalidArgumentException('$entity must be a FingerprintHolder');
}
$languageValidator = $this->termValidatorFactory->getLanguageValidator();
$termValidator = $this->termValidatorFactory->getDescriptionValidator();
$fingerprintValidator = $this->termValidatorFactory->getFingerprintValidator($entity->getType());
// check that the language is valid
$result = $languageValidator->validate($this->languageCode);
if ($result->isValid() && $this->description !== null) {
// Check that the new description is valid
$result = $termValidator->validate($this->description);
}
if (!$result->isValid()) {
return $result;
}
// Check if the new fingerprint of the entity is valid (e.g. if the combination
// of label and description is still unique)
$fingerprint = unserialize(serialize($entity->getFingerprint()));
$this->updateFingerprint($fingerprint);
$result = $fingerprintValidator->validateFingerprint($fingerprint, $entity->getId(), array($this->languageCode));
return $result;
}
/**
* @see EntityPermissionChecker::getPermissionStatusForEntity
*
* @note When checking for the 'edit' permission, this will check the 'createpage'
* permission first in case the entity does not yet exist (i.e. if $entity->getId()
* returns null).
*
* @param User $user
* @param string $permission
* @param EntityDocument $entity
* @param string $quick
*
* @return Status a status object representing the check's result.
*
* @todo Move to a separate service (merge into WikiPageEntityStore?)
*/
public function getPermissionStatusForEntity(User $user, $permission, EntityDocument $entity, $quick = '')
{
$id = $entity->getId();
$status = null;
if (!$id) {
$entityType = $entity->getType();
if ($permission === 'edit') {
// for editing a non-existing page, check the createpage permission
$status = $this->getPermissionStatusForEntityType($user, 'createpage', $entityType, $quick);
}
if (!$status || $status->isOK()) {
$status = $this->getPermissionStatusForEntityType($user, $permission, $entityType, $quick);
}
} else {
$status = $this->getPermissionStatusForEntityId($user, $permission, $id, $quick);
}
return $status;
}
/**
* @see SpecialModifyEntity::getFormElements
*
* @param EntityDocument|null $entity
*
* @return string HTML
*/
protected function getFormElements(EntityDocument $entity = null)
{
if ($entity !== null && $this->languageCode !== null) {
$languageName = Language::fetchLanguageName($this->languageCode, $this->getLanguage()->getCode());
$intro = $this->msg('wikibase-setlabeldescriptionaliases-introfull', $this->getEntityTitle($entity->getId())->getPrefixedText(), $languageName);
$html = Html::hidden('id', $entity->getId()->getSerialization()) . Html::hidden('language', $this->languageCode) . $this->getLabeledInputField('label', $this->label) . Html::element('br') . $this->getLabeledInputField('description', $this->description) . Html::element('br') . $this->getLabeledInputField('aliases', implode('|', $this->aliases));
} else {
$intro = $this->msg('wikibase-setlabeldescriptionaliases-intro');
$fieldId = 'wikibase-setlabeldescriptionaliases-language';
$languageCode = $this->languageCode ?: $this->getLanguage()->getCode();
$html = parent::getFormElements($entity) . Html::element('br') . Html::label($this->msg('wikibase-modifyterm-language')->text(), $fieldId, array('class' => 'wb-label')) . Html::input('language', $languageCode, 'text', array('class' => 'wb-input', 'id' => $fieldId));
}
return Html::rawElement('p', array(), $intro->parse()) . $html . Html::element('br');
}
/**
* @see EntityHolder::getEntityId
*
* @return EntityId|null
*/
public function getEntityId()
{
return $this->entity->getId();
}
private function addToOutput(EntityDocument $entity, Status $status, $oldRevId = null)
{
$this->getResultBuilder()->addBasicEntityInformation($entity->getId(), 'entity');
$this->getResultBuilder()->addRevisionIdFromStatusToResult($status, 'entity', $oldRevId);
$params = $this->extractRequestParams();
if (isset($params['site']) && isset($params['title'])) {
$normTitle = $this->stringNormalizer->trimToNFC($params['title']);
if ($normTitle !== $params['title']) {
$this->getResultBuilder()->addNormalizedTitle($params['title'], $normTitle, 'normalized');
}
}
$this->getResultBuilder()->markSuccess(1);
}
private function getSerialization(EntityDocument $entity, PropertyId $propertyId)
{
return array('id' => $entity->getId()->getSerialization(), 'type' => $entity->getType(), 'labels' => array('de' => array('language' => 'de', 'value' => 'Kuchen'), 'en' => array('language' => 'en', 'value' => 'Cake')), 'claims' => array($propertyId->getSerialization() => array(array('id' => $this->makeGuid($entity->getId()), 'mainsnak' => array('snaktype' => 'value', 'property' => $propertyId->getSerialization(), 'datavalue' => array('value' => 'kittens!', 'type' => 'string')), 'type' => 'statement', 'rank' => 'normal'))));
}
/**
* @param EntityDocument $entity
*
* @return TermIndexEntry[]
*/
public function getEntityTerms(EntityDocument $entity)
{
// FIXME: OCP violation. No support for new types of entities can be registered
if ($entity instanceof FingerprintProvider) {
$fingerprint = $entity->getFingerprint();
/** @var EntityDocument $entity */
$extraFields = array('entityType' => $entity->getType());
$entityId = $entity->getId();
if ($entityId !== null) {
$extraFields['entityId'] = $entityId->getNumericId();
}
return $this->getFingerprintTerms($fingerprint, $extraFields);
}
return array();
}
/**
* @param mixed $data
* @param EntityDocument $entity
* @param int $revisionId
*/
private function validateDataProperties($data, EntityDocument $entity, $revisionId = 0)
{
$entityId = $entity->getId();
$title = $entityId === null ? null : $this->getTitleLookup()->getTitleForId($entityId);
$allowedProps = array('length', 'count', 'touched', 'id', 'type', 'pageid', 'ns', 'title', 'lastrevid', 'labels', 'descriptions', 'aliases', 'sitelinks', 'claims', 'datatype');
$this->checkValidJson($data, $allowedProps);
$this->checkEntityId($data, $entityId);
$this->checkEntityType($data, $entity);
$this->checkPageIdProp($data, $title);
$this->checkNamespaceProp($data, $title);
$this->checkTitleProp($data, $title);
$this->checkRevisionProp($data, $revisionId);
}
/**
* Returns the form elements.
*
* @since 0.5
*
* @param EntityDocument|null $entity
*
* @return string HTML
*/
protected function getFormElements(EntityDocument $entity = null)
{
$id = 'wb-modifyentity-id';
return Html::label($this->msg('wikibase-modifyentity-id')->text(), $id, array('class' => 'wb-label')) . Html::input('id', $entity === null ? '' : $entity->getId(), 'text', array('class' => 'wb-input', 'id' => $id));
}
/**
* Constructs an EntityChange from the given old and new Entity.
*
* @since 0.5
*
* @param string $action The action name
* @param EntityDocument|null $oldEntity
* @param EntityDocument|null $newEntity
* @param array $fields additional fields to set
*
* @return EntityChange
* @throws MWException
*/
public function newFromUpdate($action, EntityDocument $oldEntity = null, EntityDocument $newEntity = null, array $fields = array())
{
if ($oldEntity === null && $newEntity === null) {
throw new MWException('Either $oldEntity or $newEntity must be given');
}
if ($oldEntity === null) {
$oldEntity = $this->entityFactory->newEmpty($newEntity->getType());
$id = $newEntity->getId();
} elseif ($newEntity === null) {
$newEntity = $this->entityFactory->newEmpty($oldEntity->getType());
$id = $oldEntity->getId();
} elseif ($oldEntity->getType() !== $newEntity->getType()) {
throw new MWException('Entity type mismatch');
} else {
$id = $newEntity->getId();
}
// HACK: don't include statements diff, since those are unused and not helpful
// performance-wise to the dispatcher and change handling.
// For a better solution, see T113468.
if ($oldEntity instanceof StatementListHolder) {
$oldEntity->setStatements(new StatementList());
$newEntity->setStatements(new StatementList());
}
$diff = $this->entityDiffer->diffEntities($oldEntity, $newEntity);
/** @var EntityChange $instance */
$instance = self::newForEntity($action, $id, $fields);
$instance->setDiff($diff);
return $instance;
}
