Function indexifyHost has a Cognitive Complexity of 32 (exceeds 5 allowed). Consider refactoring.

Open

    private static function indexifyHost( $host, $reverse = true ) {
        // Canonicalize.
        $host = rawurldecode( $host );
        if ( $host !== '' ) {
            $tmp = idn_to_utf8( $host );

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File LinkFilter.php has 336 lines of code (exceeds 250 allowed). Consider refactoring.

Open

<?php
/**
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or

Function makeLikeArray has a Cognitive Complexity of 19 (exceeds 5 allowed). Consider refactoring.

Open

    public static function makeLikeArray( $filterEntry, $protocol = 'http://' ) {
        $services = MediaWikiServices::getInstance();
        $db = $services->getConnectionProvider()->getReplicaDatabase();
        $likeDomain = [];
        $likePath = [];

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Method indexifyHost has 62 lines of code (exceeds 25 allowed). Consider refactoring.

Open

    private static function indexifyHost( $host, $reverse = true ) {
        // Canonicalize.
        $host = rawurldecode( $host );
        if ( $host !== '' ) {
            $tmp = idn_to_utf8( $host );

Function makeIndexes has a Cognitive Complexity of 17 (exceeds 5 allowed). Consider refactoring.

Open

    public static function makeIndexes( $url, $reverseDomain = true ) {
        // NOTE: refreshExternallinksIndex.php assumes that only protocol-relative URLs return more
        // than one index, and that the indexes for protocol-relative URLs only vary in the "http://"
        // versus "https://" prefix. If you change that, you'll likely need to update
        // refreshExternallinksIndex.php accordingly.

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Method makeLikeArray has 55 lines of code (exceeds 25 allowed). Consider refactoring.

Open

    public static function makeLikeArray( $filterEntry, $protocol = 'http://' ) {
        $services = MediaWikiServices::getInstance();
        $db = $services->getConnectionProvider()->getReplicaDatabase();
        $likeDomain = [];
        $likePath = [];

Function getQueryConditions has a Cognitive Complexity of 16 (exceeds 5 allowed). Consider refactoring.

Open

    public static function getQueryConditions( $filterEntry, array $options = [] ) {
        $options += [
            'protocol' => [ 'http://', 'https://' ],
            'oneWildcard' => false,
            'db' => null,

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Method getQueryConditions has 52 lines of code (exceeds 25 allowed). Consider refactoring.

Open

    public static function getQueryConditions( $filterEntry, array $options = [] ) {
        $options += [
            'protocol' => [ 'http://', 'https://' ],
            'oneWildcard' => false,
            'db' => null,

Method makeIndexes has 41 lines of code (exceeds 25 allowed). Consider refactoring.

Open

    public static function makeIndexes( $url, $reverseDomain = true ) {
        // NOTE: refreshExternallinksIndex.php assumes that only protocol-relative URLs return more
        // than one index, and that the indexes for protocol-relative URLs only vary in the "http://"
        // versus "https://" prefix. If you change that, you'll likely need to update
        // refreshExternallinksIndex.php accordingly.

Function getProtocolPrefix has a Cognitive Complexity of 9 (exceeds 5 allowed). Consider refactoring.

Open

    public static function getProtocolPrefix( $protocol ) {
        // Find the right prefix
        $urlProtocols = MediaWikiServices::getInstance()->getMainConfig()
                                         ->get( MainConfigNames::UrlProtocols );
        if ( $protocol && !in_array( $protocol, $urlProtocols ) ) {

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Function reverseIndexes has a Cognitive Complexity of 8 (exceeds 5 allowed). Consider refactoring.

Open

    public static function reverseIndexes( $domainIndex ) {
        $bits = MediaWikiServices::getInstance()->getUrlUtils()->parse( $domainIndex );
        if ( !$bits ) {
            return '';
        }

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Avoid too many return statements within this method.

Open

                    return 'V6.' .
                        substr( implode( '.', explode( ':', IPUtils::sanitizeIP( "{$cutIp}:1" ) ) ), 0, -1 ) .
                        '*.';

Avoid too many return statements within this method.

Open

                        return '[' . IPUtils::sanitizeIP( "{$cutIp}:1" ) . ']';

Avoid too many return statements within this method.

Open

                return $host;

Avoid too many return statements within this method.

Open

            return $host;

Avoid too many return statements within this method.

Open

            return 'V4.' . implode( '.', array_map( static function ( $v ) {
                return $v === '*' ? $v : (int)$v;
            }, explode( '.', $host ) ) ) . '.';

Avoid too many return statements within this method.

Open

            return implode( '.', array_reverse( explode( '.', $host ) ) ) . '.';

Function getIndexedUrlsNonReversed has a Cognitive Complexity of 6 (exceeds 5 allowed). Consider refactoring.

Open

    public static function getIndexedUrlsNonReversed( $urls ) {
        $newLinks = [];
        foreach ( $urls as $url ) {
            $indexes = self::makeIndexes( $url, false );
            if ( !$indexes ) {

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Function reverseDomain has a Cognitive Complexity of 6 (exceeds 5 allowed). Consider refactoring.

Open

    private static function reverseDomain( $domain ) {
        if ( substr( $domain, 0, 3 ) === 'V6.' ) {
            $ipv6 = str_replace( '.', ':', trim( substr( $domain, 3 ), '.' ) );
            if ( IPUtils::isValid( $ipv6 ) ) {
                return '[' . $ipv6 . ']';

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