/**
* Gets the direction of the latest {@link Review} by a given {@link TDUser} for a given {@link
* Dish}.
*
* @param userKey {@link Key} of the {@link TDUser}
* @param dishKey {@link Key} of the {@link Dish}
* @return {@link Review#POSITIVE_DIRECTION}, {@link Review#NEGATIVE_DIRECTION}, or 0 if none
* found
*/
public static int getLatestUserVoteByDish(Key userKey, Key dishKey) {
final Key revKey = getLatestReviewKeyByUserDish(userKey, dishKey);
if (null != revKey) {
final Review review = Datastore.get(revKey);
if (null != review) {
return review.getDirection();
} else {
return 0;
}
} else {
return 0;
}
}
public void doPost(HttpServletRequest req, HttpServletResponse resp) throws IOException {
if (DEBUG) System.out.println("an ajax call was made!");
boolean namesAdded = false;
StringBuilder sb = new StringBuilder();
int maxResults = 10;
double maxDistance = 0.0; // meters // using 0 will return all distances up to max # of results
double lat = 0.0;
double lng = 0.0;
String callType = req.getParameter("callType");
String cuisine = req.getParameter("cuisineID");
String category = req.getParameter("categoryID");
String price = req.getParameter("priceID");
String lifestyle = req.getParameter("lifestyleID");
String distanceS = req.getParameter("distance");
String pageNumS = req.getParameter("page");
// lat = Double.parseDouble(req.getParameter("lat"));
// lng = Double.parseDouble(req.getParameter("lng"));
String distString = req.getParameter("distance");
if (null != distString && distString.length() > 0) maxDistance = Integer.parseInt(distString);
maxResults = Integer.parseInt(req.getParameter("maxResults"));
Point userLoc = TDUserService.getUserLocation(req);
// TDPoint tdpoint=TDUserService.getUserLocation(req);
lat = userLoc.getLat();
lng = userLoc.getLon();
long priceID = 0;
long categoryID = 0;
long lifestyleID = 0;
long cuisineID = 0;
int pageNum = 0;
try {
priceID = Long.parseLong(price);
if (DEBUG) System.out.println("price found: " + priceID);
} catch (NumberFormatException e) {
// not a long
// e.printStackTrace();
}
try {
cuisineID = Long.parseLong(cuisine);
if (DEBUG) System.out.println("cuisine found: " + cuisineID);
} catch (NumberFormatException e) {
// not a long
// e.printStackTrace();
}
try {
categoryID = Long.parseLong(category);
if (DEBUG) System.out.println("category found: " + categoryID);
} catch (NumberFormatException e) {
// not a long
// e.printStackTrace();
}
try {
maxDistance = Double.parseDouble(distanceS);
if (DEBUG) System.out.println("distance found: " + maxDistance);
} catch (NumberFormatException e) {
// not a long
// e.printStackTrace();
}
try {
lifestyleID = Long.parseLong(lifestyle);
if (DEBUG) System.out.println("lifestyle found: " + lifestyleID);
} catch (NumberFormatException e) {
// not a long
// e.printStackTrace();
}
try {
pageNum = Integer.parseInt(pageNumS);
if (DEBUG) System.out.println("page number found: " + pageNum);
} catch (NumberFormatException e) {
// not a long
// e.printStackTrace();
}
// compute distance from miles to meters
maxDistance *= 1609.334;
Tag categoryTag = null;
Tag priceTag = null;
Tag lifestyleTag = null;
Tag cuisineTag = null;
ArrayList<Key> tagKeysToFilter = new ArrayList<Key>();
if (category != null && !category.equals("")) {
categoryTag = (Tag) PMF.get().getPersistenceManager().getObjectById(Tag.class, categoryID);
tagKeysToFilter.add(categoryTag.getKey());
}
if (price != null && !price.equals("")) {
priceTag = (Tag) PMF.get().getPersistenceManager().getObjectById(Tag.class, priceID);
tagKeysToFilter.add(priceTag.getKey());
}
if (lifestyle != null && !lifestyle.equals("")) {
lifestyleTag = (Tag) PMF.get().getPersistenceManager().getObjectById(Tag.class, lifestyleID);
tagKeysToFilter.add(lifestyleTag.getKey());
}
if (cuisine != null && !cuisine.equals("")) {
cuisineTag = (Tag) PMF.get().getPersistenceManager().getObjectById(Tag.class, cuisineID);
tagKeysToFilter.add(cuisineTag.getKey());
}
List<Dish> dishResults = null;
if (null != callType && callType.equals("search")) {
String query = req.getParameter("searchWord");
if (query.isEmpty()) query = " ";
query = query.toLowerCase();
String[] qWords = query.split(" ");
dishResults =
TDQueryUtils.searchGeoItemsWithFilter(
qWords,
userLoc,
maxResults,
maxDistance,
new Dish(),
pageNum * maxResults,
tagKeysToFilter,
new DishPosReviewsComparator());
} else {
dishResults =
AbstractSearch.filterDishes(
PMF.get().getPersistenceManager(),
maxResults,
tagKeysToFilter,
maxDistance,
lat,
lng,
pageNum * maxResults,
new DishPosReviewsComparator());
}
if (null != dishResults && dishResults.size() > 0) {
if (DEBUG) System.out.println("result set size: " + dishResults.size());
sb.append("<DishSearch>");
sb.append("<count>" + pageNum + "</count>");
sb.append("<Dishes>");
namesAdded = true;
for (Dish dish : dishResults) {
Restaurant r =
PMF.get().getPersistenceManager().getObjectById(Restaurant.class, dish.getRestaurant());
List<Tag> tags = TDQueryUtils.getAll(dish.getTags(), new Tag());
Photo dishPhoto = null;
if (dish.getPhotos() != null && dish.getPhotos().size() > 0) {
dishPhoto =
PMF.get().getPersistenceManager().getObjectById(Photo.class, dish.getPhotos().get(0));
}
int vote = 0;
try {
if (TDUserService.getUserLoggedIn())
vote =
TDUserService.getUserVote(
TDUserService.getUser(PMF.get().getPersistenceManager()).getKey(),
dish.getKey());
} catch (UserNotLoggedInException e) {
// e.printStackTrace();
} catch (UserNotFoundException e) {
// e.printStackTrace();
}
BlobstoreService blobstoreService = BlobstoreServiceFactory.getBlobstoreService();
String blobUploadURL = blobstoreService.createUploadUrl("/addReview");
sb.append("<Dish>");
sb.append("<blobUploadURL>" + blobUploadURL + "</blobUploadURL>");
sb.append("<keyId>" + dish.getKey().getId() + "</keyId>");
sb.append("<name>" + StringEscapeUtils.escapeHtml(dish.getName()) + "</name>");
sb.append(
"<description>"
+ StringEscapeUtils.escapeHtml(dish.getDescription())
+ "</description>");
sb.append(
"<distance>"
+ TDMathUtils.formattedGeoPtDistanceMiles(userLoc, dish.getLocation())
+ "</distance>");
boolean isEditable = false;
if (TDUserService.getUserLoggedIn() && UserServiceFactory.getUserService().isUserAdmin()) {
isEditable = true;
} else
isEditable = TDQueryUtils.isAccessible(Long.valueOf(dish.getKey().getId()), new Dish());
if (isEditable) sb.append("<allowEdit>T</allowEdit>");
else sb.append("<allowEdit>F</allowEdit>");
if (TDUserService.getUserLoggedIn()) {
sb.append("<userLoggedIn>L</userLoggedIn>");
} else {
sb.append("<userLoggedIn>O</userLoggedIn>");
}
if (null != dishPhoto) {
try {
sb.append(
"<blobKey>"
+ ImagesServiceFactory.getImagesService()
.getServingUrl(dishPhoto.getBlobKey(), 98, true)
+ "</blobKey>");
sb.append("<photoExist>E</photoExist>");
} catch (Exception e) {
sb.append("<photoExist>NE</photoExist>");
}
} else {
sb.append("<blobKey></blobKey>");
sb.append("<photoExist>NE</photoExist>");
}
sb.append(
"<restAddrLine1>"
+ StringEscapeUtils.escapeHtml(r.getAddressLine1())
+ "</restAddrLine1>");
sb.append("<restCity>" + StringEscapeUtils.escapeHtml(r.getCity()) + "</restCity>");
sb.append("<restState>" + StringEscapeUtils.escapeHtml(r.getState()) + "</restState>");
sb.append("<restId>" + r.getKey().getId() + "</restId>");
sb.append("<restName>" + StringEscapeUtils.escapeHtml(r.getName()) + "</restName>");
sb.append(
"<restNeighbourhood>"
+ StringEscapeUtils.escapeHtml(r.getNeighborhood())
+ "</restNeighbourhood>");
// sb.append("<location>" + dish.getLocation() + "</location>");
sb.append("<latitude>" + dish.getLocation().getLat() + "</latitude>");
sb.append("<longitude>" + dish.getLocation().getLon() + "</longitude>");
sb.append("<posReviews>" + dish.getNumPosReviews() + "</posReviews>");
sb.append("<negReviews>" + dish.getNumNegReviews() + "</negReviews>");
String voteString = "LTE0";
if (vote > 0) voteString = "GT0";
else if (vote < 0) voteString = "LT0";
sb.append("<voteString>" + voteString + "</voteString>");
if (tags != null && !tags.isEmpty()) {
sb.append("<tagsEmpty>NE</tagsEmpty>");
} else sb.append("<tagsEmpty>E</tagsEmpty>");
sb.append("<Tags>");
for (Tag tag : tags) {
sb.append(
"<tag><tagName>" + StringEscapeUtils.escapeHtml(tag.getName()) + "</tagName></tag>");
}
sb.append("</Tags>");
Key lastReviewKey = TDQueryUtils.getLatestReviewByDish(dish.getKey());
if (null != lastReviewKey) {
final Review lastReview =
PMF.get().getPersistenceManager().getObjectById(Review.class, lastReviewKey);
if (lastReview.getDirection() == Review.POSITIVE_DIRECTION) {
sb.append("<lastReviewType>P</lastReviewType>");
} else sb.append("<lastReviewType>N</lastReviewType>");
sb.append(
"<lastReview>"
+ HumanTime.approximately(
System.currentTimeMillis() - lastReview.getDateCreated().getTime())
+ "</lastReview>");
} else {
sb.append("<lastReviewType>E</lastReviewType>");
}
sb.append("<numReview>" + dish.getNumReviews() + "</numReview>");
sb.append("</Dish>");
}
sb.append("</Dishes>");
sb.append("</DishSearch>");
} else {
namesAdded = true;
sb.append("<dishMesg>No records found</dishMesg>");
}
if (namesAdded) {
resp.setContentType("text/xml");
resp.getWriter().write("<?xml version=\"1.0\" encoding=\"UTF-8\" ?>" + sb.toString());
} else {
resp.setStatus(HttpServletResponse.SC_NO_CONTENT);
}
}