[Snippet] NewsListing 6.3.3

    function rewriteUrls($documentSource) {

            // rewrite the urls
            if($this->config['friendly_urls']==1) {
                    $aliases = array();
                    foreach ( $this->aliasListing as $item ) {
                            $aliases[$item['id']] = ( strlen( $item['path'] ) > 0 ? $item['path'] . '/' : '' ) . $item['alias'];
                    }
                    $in = '!\[\~([0-9]+)\~\]!ise'; // Use preg_replace with /e to make it evaluate PHP
                            $isfriendly = ( $this->config['friendly_alias_urls'] == 1 ? 1 : 0 );
                            $pref = $this->config['friendly_url_prefix'];
                            $suff = $this->config['friendly_url_suffix'];
                            $thealias = '$aliases[\\1]';
                            $found_friendlyurl = "\$this->makeFriendlyURL('$pref','$suff',$thealias)";
                            $not_found_friendlyurl = "\$this->makeFriendlyURL('$pref','$suff','".'\\1'."')";
//                              $out = '('.$isfriendly.' ? (isset('.$thealias.') ? ' . $found_friendlyurl . ' : '.$not_found_friendlyurl.') : ' . $not_found_friendlyurl . ')';
                            $out = "({$isfriendly} && isset({$thealias}) ? {$found_friendlyurl} : {$not_found_friendlyurl})";
                    $documentSource = preg_replace($in, $out, $documentSource);
            }
            else {
                    $in = '!\[\~([0-9]+)\~\]!is';
                    $out = "index.php?id=".'\1';
                    $documentSource = preg_replace($in, $out, $documentSource);
            }
            return $documentSource;
    }

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