Torrent::build PHP Method

    protected function build($data, $piece_length)
    {
        if (is_null($data)) {
            return false;
        } elseif (is_array($data) && self::is_list($data)) {
            return $this->info = $this->files($data, $piece_length);
        } elseif (is_dir($data)) {
            return $this->info = $this->folder($data, $piece_length);
        } elseif ((is_file($data) || self::url_exists($data)) && !self::is_torrent($data)) {
            return $this->info = $this->file($data, $piece_length);
        } else {
            return false;
        }
    }