Microweber\Providers\URLify::filter PHP Метод

    public static function filter($text, $length = 60)
    {
        $text = self::downcode($text);
        // remove all these words from the string before urlifying
        $text = preg_replace('/\\b(' . implode('|', self::$remove_list) . ')\\b/i', '', $text);
        // if downcode doesn't hit, the char will be stripped here
        $text = preg_replace('/[^-\\w\\s]/', '', $text);
        // remove unneeded chars
        $text = preg_replace('/^\\s+|\\s+$/', '', $text);
        // trim
        // leading/trailing
        // spaces
        $text = preg_replace('/[-\\s]+/', '-', $text);
        // convert spaces to
        // hyphens
        $text = strtolower($text);
        // convert to lowercase
        return trim(substr($text, 0, $length), '-');
        // trim to first
        // $length
        // chars
    }