Relevanssi populate stopwords alternative

function relevanssi_populate_stopwords() {
    global $wpdb, $stopword_table;

    $stopwords_file = 'stopwords';
    if ( defined('WPLANG') ) {
        $tmp_filename = $stopwords_file . '.' . WPLANG;
        if ( file_exists( $tmp_filename ) ) {
            $stopwords_file = $tmp_filename;
        } else {
            if ( strpos( WPLANG, '_' ) > 0 ) {
                $tmp_filename = $stopwords_file . '.' . substr( WPLANG, 0, strpos( WPLANG, '_' ) );
                if ( file_exists( $tmp_filename ) ) {
                    $stopwords_file = $tmp_filename;
                }
            }
        }
    }
    include($stopwords_file);

    if (is_array($stopwords) && count($stopwords) > 0) {
        foreach ($stopwords as $word) {
            $q = $wpdb->prepare("INSERT IGNORE INTO $stopword_table (stopword) VALUES (%s)", trim($word));
            $wpdb->query($q);
        }
    }
}