public ActionForward rate(
ActionMapping actionMapping,
ActionForm actionForm,
HttpServletRequest request,
HttpServletResponse response)
throws Throwable {
String itemNaturalKey = (String) request.getParameter("itemNaturalKey");
String value = (String) request.getParameter("rate");
ContentSessionBean contentSessionBean = getContentBean(request).getContentSessionBean();
Site site = contentSessionBean.getSiteDomain().getSite();
String siteId = site.getSiteId();
if (value != null) {
EntityManager em = JpaConnection.getInstance().getCurrentEntityManager();
Item item = ItemDAO.loadNatural(siteId, itemNaturalKey);
int itemRatingCount = item.getItemRatingCount().intValue();
float itemRating = item.getItemRating().floatValue();
int rate = Integer.parseInt(value);
if (itemRatingCount != 0) {
itemRating = ((itemRating * itemRatingCount) + rate) / (itemRatingCount + 1);
itemRatingCount += 1;
} else {
itemRatingCount = 1;
itemRating = rate;
}
item.setItemRating(new Float(itemRating));
item.setItemRatingCount(new Integer(itemRatingCount));
em.persist(item);
}
ActionForward forward = actionMapping.findForward("success");
forward =
new ActionForward(
forward.getPath()
+ contentSessionBean.getSiteDomain().getSiteDomainPrefix()
+ "/"
+ contentSessionBean
.getSiteProfile()
.getSiteProfileClass()
.getSiteProfileClassName()
+ "/item/"
+ itemNaturalKey,
forward.getRedirect());
return forward;
}
