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<?php |
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namespace Addwiki\Wikibase\Api\Service; |
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use Addwiki\Mediawiki\Api\Client\MediawikiApi; |
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use Addwiki\Mediawiki\Api\Client\SimpleRequest; |
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use Addwiki\Mediawiki\DataModel\PageIdentifier; |
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use Addwiki\Mediawiki\DataModel\Revision; |
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use Addwiki\Mediawiki\DataModel\Revisions; |
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use Addwiki\Wikibase\DataModel\ItemContent; |
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use Addwiki\Wikibase\DataModel\PropertyContent; |
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use Deserializers\Deserializer; |
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use InvalidArgumentException; |
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use RuntimeException; |
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use Wikibase\DataModel\Entity\EntityId; |
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use Wikibase\DataModel\Entity\Item; |
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use Wikibase\DataModel\Entity\Property; |
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use Wikibase\DataModel\SiteLink; |
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/** |
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* @access private |
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* |
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* @author Addshore |
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*/ |
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class RevisionsGetter { |
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protected MediawikiApi $api; |
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private \Deserializers\Deserializer $entityDeserializer; |
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/** |
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* @param MediawikiApi $api |
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* @param Deserializer $entityDeserializer |
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*/ |
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public function __construct( MediawikiApi $api, Deserializer $entityDeserializer ) { |
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$this->api = $api; |
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$this->entityDeserializer = $entityDeserializer; |
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} |
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/** |
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* Get revisions for the entities identified using as few requests as possible. |
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* |
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* @param array $identifyingInfoArray Can include the following: |
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* EntityId EntityId objects |
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* SiteLink SiteLink objects |
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* string Serialized entity ids (these are not validated before passing to the api) |
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* |
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* @since 0.4 |
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*/ |
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public function getRevisions( array $identifyingInfoArray ): Revisions { |
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$entityIdStrings = []; |
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$siteLinksStringMapping = []; |
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foreach ( $identifyingInfoArray as $someInfo ) { |
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if ( $someInfo instanceof EntityId ) { |
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$entityIdStrings[] = $someInfo->getSerialization(); |
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} elseif ( $someInfo instanceof SiteLink ) { |
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$siteLinksStringMapping[ $someInfo->getSiteId() ][] = $someInfo->getPageName(); |
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} elseif ( is_string( $someInfo ) ) { |
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$entityIdStrings[] = $someInfo; |
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} else { |
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throw new InvalidArgumentException( 'Unexpected $identifyingInfoArray in RevisionsGetter::getRevisions' ); |
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} |
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} |
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// The below makes as few requests as possible to get the Revisions required! |
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$gotRevisionsFromIds = false; |
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$revisions = new Revisions(); |
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if ( !empty( $siteLinksStringMapping ) ) { |
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foreach ( $siteLinksStringMapping as $site => $siteLinkStrings ) { |
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$params = [ 'sites' => $site ]; |
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if ( !$gotRevisionsFromIds && !empty( $entityIdStrings ) ) { |
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$params['ids'] = implode( '|', $entityIdStrings ); |
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$gotRevisionsFromIds = true; |
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} |
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$params['titles'] = implode( '|', $siteLinkStrings ); |
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$result = $this->api->getRequest( new SimpleRequest( 'wbgetentities', $params ) ); |
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$resultRevisions = $this->newRevisionsFromResult( $result['entities'] ); |
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$revisions->addRevisions( $resultRevisions ); |
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} |
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} else { |
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$params = [ 'ids' => implode( '|', $entityIdStrings ) ]; |
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$result = $this->api->getRequest( new SimpleRequest( 'wbgetentities', $params ) ); |
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$resultRevisions = $this->newRevisionsFromResult( $result['entities'] ); |
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$revisions->addRevisions( $resultRevisions ); |
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} |
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return $revisions; |
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} |
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/** |
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* @param array $entitiesResult |
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* @todo this could be factored into a different class? |
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*/ |
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private function newRevisionsFromResult( array $entitiesResult ): Revisions { |
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$revisions = new Revisions(); |
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foreach ( $entitiesResult as $entityResult ) { |
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if ( array_key_exists( 'missing', $entityResult ) ) { |
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continue; |
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} |
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$revisions->addRevision( new Revision( |
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$this->getContentFromEntity( $this->entityDeserializer->deserialize( $entityResult ) ), |
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new PageIdentifier( null, $entityResult['pageid'] ), |
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$entityResult['lastrevid'], |
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null, |
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null, |
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$entityResult['modified'] |
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) ); |
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} |
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return $revisions; |
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} |
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/** |
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* @param Item|Property $entity |
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* |
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* @throws RuntimeException |
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* @return ItemContent|PropertyContent|void |
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* @todo this could be factored into a different class? |
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*/ |
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private function getContentFromEntity( $entity ) { |
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switch ( $entity->getType() ) { |
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case Item::ENTITY_TYPE: |
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return new ItemContent( $entity ); |
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case Property::ENTITY_TYPE: |
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return new PropertyContent( $entity ); |
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default: |
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throw new RuntimeException( 'I cant get a content for this type of entity' ); |
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} |
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} |
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} |
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addwiki /
wikibase-api
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