public function download($id = null, $path = "downloads")
    {
		$downloadPatch = __DIR__ .'/'.$path.'/';
		if (!file_exists($downloadPatch)) {
			mkdir($downloadPatch);
		}
		$video_id = $this->extract_youtube_id($id);
		$location = $downloadPatch.$video_id.".mp3";
		$title = $this->get_title($id);
		$thumb = $this->get_thumbnail($id);
		$check_if_already_done = $this->check_if_already_downloaded($video_id);
		$this->add_song_to_history($video_id, $title, $thumb);
		if(file_exists($location) == False && $check_if_already_done == 0) {
			$process = 'youtube-dl';
			$options = ' --newline --extract-audio --audio-format mp3 --audio-quality 0 --embed-thumbnail --max-filesize 500m --no-playlist --add-metadata --metadata-from-title "(?P<artist>.+?) - (?P<title>.+)" -o "'.$downloadPatch.'%(id)s.%(ext)s" https://www.youtube.com/watch?v=' . $video_id;
			set_time_limit(0);
			$handle = popen($process.$options, "r");
			if (ob_get_level() == 0)
				ob_start();
			while (!feof($handle)) {
				$buffer = fgets($handle);
					// still work in progress :(
					// echo $this->clean_output($buffer); //get pid output
					// echo "."; //get pid output
				ob_flush();
				flush();
			}
			pclose($handle);
			ob_end_flush();
        }
		$size = $this->readable_filesize($location);
		$sinfo = array(
				'file' => array(
					'id' => $video_id,
					'title' => $title,
					'thumb' => $thumb,
					'location' => $location,
					'size' => $size
				)
			);
		$this->update_status($video_id,1);
		return $sinfo;
    }