SearchEventIngress.php

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<?php
 
namespace MediaWiki\Search;
 
use MediaWiki\DomainEvent\DomainEventIngress;
use MediaWiki\Page\Event\PageDeletedEvent;
use MediaWiki\Page\Event\PageDeletedListener;
use MediaWiki\Page\Event\PageLatestRevisionChangedEvent;
use MediaWiki\Page\Event\PageLatestRevisionChangedListener;
use MediaWiki\Revision\RevisionRecord;
use MediaWiki\Revision\SlotRecord;
 
class SearchEventIngress
    extends DomainEventIngress
    implements PageDeletedListener, PageLatestRevisionChangedListener
{
 
    public const OBJECT_SPEC = [
        'class' => self::class,
        'services' => [],
        'events' => [
            PageLatestRevisionChangedEvent::TYPE,
            PageDeletedEvent::TYPE,
        ],
    ];
 
    public function handlePageLatestRevisionChangedEvent( PageLatestRevisionChangedEvent $event ): void {
        $newRevision = $event->getLatestRevisionAfter();
        $mainSlot = $newRevision->isDeleted( RevisionRecord::DELETED_TEXT )
            ? null : $newRevision->getSlot( SlotRecord::MAIN );
 
        if (
            $event->isModifiedSlot( SlotRecord::MAIN ) ||
            $event->hasCause( PageLatestRevisionChangedEvent::CAUSE_MOVE ) ||
            $event->isReconciliationRequest()
        ) {
            $update = new SearchUpdate(
                $event->getPageId(),
                $event->getPageRecordAfter(),
                $mainSlot ? $mainSlot->getContent() : null
            );
 
            $update->doUpdate();
        }
    }
 
    public function handlePageDeletedEvent( PageDeletedEvent $event ): void {
        $update = new SearchUpdate(
            $event->getPageId(),
            $event->getDeletedPage(),
            null
        );
 
        $update->doUpdate();
    }
 
}