Problems with internal product search

	function save(&$cart) {
		$app = JFactory::getApplication();
		$currUser = hikashop_loadUser(true);
		$user = JFactory::getUser();
		$session = JFactory::getSession();
		if($app->isAdmin()) {
			if(isset($cart->cart_name))
				$cart->cart_name = strip_tags($cart->cart_name);
			if(isset($cart->user_id))
				$cart->user_id = (int)$cart->user_id;
			if(isset($cart->cart_type))
				$cart->cart_type = strip_tags($cart->cart_type);
			$cart_id = parent::save($cart);
		} else if(!isset($cart->user_id) || !$app->isAdmin() || $currUser->user_cms_id == $cart->user_id || (isset($cart->session_id) && $session->getId() == $cart->session_id)) {
			if(isset($cart->cart_name))
				$cart->cart_name = strip_tags($cart->cart_name);
			if(isset($cart->cart_share))
				$cart->cart_share = strip_tags($cart->cart_share);
			if(isset($cart->cart_type))
				$cart->cart_type = strip_tags($cart->cart_type);
			if(!empty($cart->cart_params) && !is_string($cart->cart_params))
				$cart->cart_params = json_encode($cart->cart_params);
			if(!isset($cart->user_id) && empty($cart->cart_name))
				$cart->cart_name = '';
			if(!isset($cart->cart_id) && empty($cart->cart_coupon))
				$cart->cart_coupon = '';
			$cart_id = parent::save($cart);
		} else {
			$cart_id = $cart->cart_id;
		}
		return $cart_id;
	}