RemexDriver.php

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<?php

namespace MediaWiki\Tidy;

use RemexHtml\Serializer\Serializer;
use RemexHtml\Serializer\SerializerWithTracer;
use RemexHtml\Tokenizer\Tokenizer;
use RemexHtml\TreeBuilder\Dispatcher;
use RemexHtml\TreeBuilder\TreeBuilder;
use RemexHtml\TreeBuilder\TreeMutationTracer;

class RemexDriver extends TidyDriverBase {
    private $treeMutationTrace;
    private $serializerTrace;
    private $mungerTrace;
    private $pwrap;

    public function __construct( array $config ) {
        $config += [
            'treeMutationTrace' => false,
            'serializerTrace' => false,
            'mungerTrace' => false,
            'pwrap' => true
        ];
        $this->treeMutationTrace = $config['treeMutationTrace'];
        $this->serializerTrace = $config['serializerTrace'];
        $this->mungerTrace = $config['mungerTrace'];
        $this->pwrap = $config['pwrap'];
        parent::__construct( $config );
    }

    public function tidy( $text ) {
        $traceCallback = function ( $msg ) {
            wfDebug( "RemexHtml: $msg" );
        };

        $formatter = new RemexCompatFormatter;
        if ( $this->serializerTrace ) {
            $serializer = new SerializerWithTracer( $formatter, null, $traceCallback );
        } else {
            $serializer = new Serializer( $formatter );
        }
        if ( $this->pwrap ) {
            $munger = new RemexCompatMunger( $serializer, $this->mungerTrace );
        } else {
            $munger = $serializer;
        }
        if ( $this->treeMutationTrace ) {
            $tracer = new TreeMutationTracer( $munger, $traceCallback );
        } else {
            $tracer = $munger;
        }
        $treeBuilder = new TreeBuilder( $tracer, [
            'ignoreErrors' => true,
            'ignoreNulls' => true,
        ] );
        $dispatcher = new Dispatcher( $treeBuilder );
        $tokenizer = new Tokenizer( $dispatcher, $text, [
            'ignoreErrors' => true,
            'ignoreCharRefs' => true,
            'ignoreNulls' => true,
            'skipPreprocess' => true,
        ] );

        $tokenizer->execute( [
            'fragmentNamespace' => \RemexHtml\HTMLData::NS_HTML,
            'fragmentName' => 'body'
        ] );
        return $serializer->getResult();
    }
}