public function __construct(array $props = array())
{
$this->date_publication = null;
$this->date_last_update = $_SERVER['REQUEST_TIME'];
$this->is_published = false;
parent::__construct($props);
}
public function __construct($name = null, $description = null)
{
parent::__construct();
$this->name = $name;
$this->description = $description;
}
