RemexCompatBuilder.php

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<?php
 
namespace MediaWiki\Tidy;
 
use Wikimedia\RemexHtml\TreeBuilder\Marker;
use Wikimedia\RemexHtml\TreeBuilder\TreeBuilder;
 
class RemexCompatBuilder extends TreeBuilder {
    public function reconstructAFE( $sourceStart ) {
        // These checks are redundant with the parent, but here for performance
        $entry = $this->afe->getTail();
        if ( !$entry || $entry instanceof Marker || $entry->stackIndex !== null ) {
            return;
        }
 
        // Don't reconstruct AFE in file figures to respect the spec,
        // https://www.mediawiki.org/wiki/Specs/HTML#Media
        $len = $this->stack->length();
        while ( $len > 0 ) {
            $i = $this->stack->item( $len - 1 );
            if ( $i->htmlName === 'figcaption' ) {
                break;
            }
            if ( $i->htmlName === 'figure' ) {
                foreach ( $i->attrs->getValues() as $k => $v ) {
                    if ( $k === 'typeof' && preg_match( '/\bmw:File\b/', $v ) ) {
                        return;
                    }
                }
                break;
            }
            $len -= 1;
        }
        parent::reconstructAFE( $sourceStart );
    }
}