/**
* @param $url
*
* @return string
*/
public function getPlaylistIdFromUrl($url)
{
return YoutubeUrlParser::parsePlaylistUrl($url);
}
/**
* return the playlist's videos by id or by username.
*
* @param string $id_or_name
* @param date $synced_at
*
* @return Vinelab\Youtube\Channel
*/
public function videosForPlaylist($url, $synced_at = null)
{
//parse the url and then return the playlist id or name
$id_or_name = UrlParser::parsePlaylistUrl($url);
return $this->api->playlist($id_or_name, $synced_at);
}