/** Restores the specialized (auto-save) shopping list back into the shopping cart */
public static String restoreAutoSaveList(
HttpServletRequest request, HttpServletResponse response) {
Delegator delegator = (Delegator) request.getAttribute("delegator");
LocalDispatcher dispatcher = (LocalDispatcher) request.getAttribute("dispatcher");
GenericValue productStore = ProductStoreWorker.getProductStore(request);
if (!ProductStoreWorker.autoSaveCart(productStore)) {
// if auto-save is disabled just return here
return "success";
}
HttpSession session = request.getSession();
ShoppingCart cart = ShoppingCartEvents.getCartObject(request);
// safety check for missing required parameter.
if (cart.getWebSiteId() == null) {
cart.setWebSiteId(WebSiteWorker.getWebSiteId(request));
}
// locate the user's identity
GenericValue userLogin = (GenericValue) session.getAttribute("userLogin");
if (userLogin == null) {
userLogin = (GenericValue) session.getAttribute("autoUserLogin");
}
// find the list ID
String autoSaveListId = cart.getAutoSaveListId();
if (autoSaveListId == null) {
try {
autoSaveListId =
getAutoSaveListId(delegator, dispatcher, null, userLogin, cart.getProductStoreId());
} catch (GeneralException e) {
Debug.logError(e, module);
}
cart.setAutoSaveListId(autoSaveListId);
} else if (userLogin != null) {
String existingAutoSaveListId = null;
try {
existingAutoSaveListId =
getAutoSaveListId(delegator, dispatcher, null, userLogin, cart.getProductStoreId());
} catch (GeneralException e) {
Debug.logError(e, module);
}
if (existingAutoSaveListId != null) {
if (!existingAutoSaveListId.equals(autoSaveListId)) {
// Replace with existing shopping list
cart.setAutoSaveListId(existingAutoSaveListId);
autoSaveListId = existingAutoSaveListId;
cart.setLastListRestore(null);
} else {
// CASE: User first login and logout and then re-login again. This condition does not
// require a restore at all
// because at this point items in the cart and the items in the shopping list are same so
// just return.
return "success";
}
}
}
// check to see if we are okay to load this list
java.sql.Timestamp lastLoad = cart.getLastListRestore();
boolean okayToLoad = autoSaveListId == null ? false : (lastLoad == null ? true : false);
if (!okayToLoad && lastLoad != null) {
GenericValue shoppingList = null;
try {
shoppingList =
EntityQuery.use(delegator)
.from("ShoppingList")
.where("shoppingListId", autoSaveListId)
.queryOne();
} catch (GenericEntityException e) {
Debug.logError(e, module);
}
if (shoppingList != null) {
java.sql.Timestamp lastModified = shoppingList.getTimestamp("lastAdminModified");
if (lastModified != null) {
if (lastModified.after(lastLoad)) {
okayToLoad = true;
}
if (cart.size() == 0 && lastModified.after(cart.getCartCreatedTime())) {
okayToLoad = true;
}
}
}
}
// load (restore) the list of we have determined it is okay to load
if (okayToLoad) {
String prodCatalogId = CatalogWorker.getCurrentCatalogId(request);
try {
addListToCart(
delegator,
dispatcher,
cart,
prodCatalogId,
autoSaveListId,
false,
false,
userLogin != null ? true : false);
cart.setLastListRestore(UtilDateTime.nowTimestamp());
} catch (IllegalArgumentException e) {
Debug.logError(e, module);
}
}
return "success";
}
