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| 1 | <?php |
| 2 | |
| 3 | namespace Wikibase\MediaInfo; |
| 4 | |
| 5 | use ContentHandler; |
| 6 | use MediaWiki\Content\ContentHandlerFactory; |
| 7 | use MediaWiki\Content\Hook\SearchDataForIndex2Hook; |
| 8 | use MediaWiki\Parser\ParserOutput; |
| 9 | use MediaWiki\Revision\RevisionRecord; |
| 10 | use SearchEngine; |
| 11 | use Wikibase\MediaInfo\Content\MediaInfoHandler; |
| 12 | use Wikibase\MediaInfo\DataModel\MediaInfo; |
| 13 | use Wikimedia\Assert\Assert; |
| 14 | use WikiPage; |
| 15 | |
| 16 | /** |
| 17 | * Media info data is not stored in the main slot and thus the corresponding |
| 18 | * ContentHandler will never be called by the main slot ContentHandler. |
| 19 | * MW Core lacks support for such scenario, so we rely on a hook to inject the mediainfo |
| 20 | * slot content data into the search index. |
| 21 | */ |
| 22 | class MediaInfoDataForSearchIndex implements SearchDataForIndex2Hook { |
| 23 | /** |
| 24 | * @var ContentHandlerFactory |
| 25 | */ |
| 26 | private $contentHandlerFactory; |
| 27 | |
| 28 | public function __construct( ContentHandlerFactory $contentHandlerFactory ) { |
| 29 | $this->contentHandlerFactory = $contentHandlerFactory; |
| 30 | } |
| 31 | |
| 32 | /** |
| 33 | * @inheritDoc |
| 34 | */ |
| 35 | public function onSearchDataForIndex2( |
| 36 | array &$fields, |
| 37 | ContentHandler $handler, |
| 38 | WikiPage $page, |
| 39 | ParserOutput $output, |
| 40 | SearchEngine $engine, |
| 41 | RevisionRecord $revision |
| 42 | ) { |
| 43 | if ( !$revision->hasSlot( MediaInfo::ENTITY_TYPE ) ) { |
| 44 | return; |
| 45 | } |
| 46 | $content = $revision->getContent( MediaInfo::ENTITY_TYPE ); |
| 47 | if ( $content === null ) { |
| 48 | return; |
| 49 | } |
| 50 | $contentHandler = $this->contentHandlerFactory->getContentHandler( $content->getModel() ); |
| 51 | Assert::invariant( $contentHandler instanceof MediaInfoHandler, |
| 52 | "Expected a MediaInfoHandler for the ContentHandler of the content of a MediaInfo slot" ); |
| 53 | /** @var $contentHandler MediaInfoHandler */ |
| 54 | $fields += $contentHandler->getContentDataForSearchIndex( $content ); |
| 55 | } |
| 56 | } |