public function __construct($config)
{
parent::setVariables($config);
$this->setURL(sprintf('http://api.flickr.com/services/rest/?method=flickr.photos.search&api_key=%s&user_id=%s&sort=%s&extras=owner_name,path_alias&per_page=%d', $config['key'], $config['userid'], $this->sort, $config['total']));
$this->setURLTemplate('http://www.flickr.com/photos/' . $config['username'] . '/');
parent::__construct($config);
}