private void listMessages(HttpServletRequest req, HttpServletResponse resp)
throws ServletException, IOException {
resp.setCharacterEncoding("UTF-8");
if (!IrssiNotifier.versionCheck(req.getParameter("version"))) {
IrssiNotifier.printError(resp.getWriter(), new OldVersionException());
return;
}
String id = req.getParameter("apiToken");
String guid = req.getParameter("guid");
if (id == null || guid == null || id.equals("") || guid.equals("")) {
IrssiNotifier.printError(resp.getWriter(), "Virheellinen pyyntö");
return;
}
ObjectifyDAO dao = new ObjectifyDAO();
try {
IrssiNotifierUser user = IrssiNotifier.getUser(dao, id);
Query<Message> messages =
dao.ofy().query(Message.class).order("-timestamp").ancestor(user).limit(LIMIT + 1);
String starting = req.getParameter("starting");
if (starting != null) {
try {
long startingTimestamp = Long.parseLong(starting);
messages = messages.filter("timestamp <=", startingTimestamp);
} catch (NumberFormatException e) {
}
}
Message next = null;
if (messages.count() == LIMIT + 1) {
IrssiNotifier.log.info("Lisää viestejä on saatavilla");
next = messages.list().get(LIMIT);
} else {
IrssiNotifier.log.info("Sisältää viestihistorian viimeiset viestit");
}
MessageListResponse response = new MessageListResponse(messages.limit(LIMIT));
response.nextMessage = next;
response.isNextFetch = starting != null;
JSONSerializer serializer = new JSONSerializer();
String jsonObject =
serializer
.include("messages")
.transform(new CustomTimeTransformer(), "messages.timestamp")
.transform(new CustomTimeTransformer(), "nextMessage.timestamp")
.exclude("*.class")
.serialize(response);
resp.setHeader("Content-Type", "application/json");
resp.getWriter().println(jsonObject);
resp.getWriter().close();
} catch (UserNotFoundException e) {
IrssiNotifier.printError(resp.getWriter(), e);
}
}
/**
* Méthode permettant l'effacement de tout les messages postés pour un device donné
*
* @param device contient l'identifiant pour lequel les messages doivent être supprimé, si null
* tous les messages de la base sont supprimés
* @return le nombre de message effectivement supprimés
*/
public Integer raz(String device) {
Query<Message> im = null;
if (device == null) {
im = ofy().query(Message.class);
} else {
im = ofy().query(Message.class).filter("device", device);
}
int rc = im.count();
ofy().delete(im);
return (rc);
}
// FIXME: not working
int countUsersActiveInLastNDays(DatastoreService ds, int numDays) {
com.googlecode.objectify.Query<User> q = ofy().query(User.class);
if (numDays > 0) {
// This is ridiculous, but 30 days in milliseconds is 2.5B, and if numDays is
// in int, the expression below overflows and we look for
// lastSeen > some-future-date. To fix, just cast it to a long.
long numDays64Bit = numDays;
q.filter(
"lastSeen >", new Date(System.currentTimeMillis() - numDays64Bit * 24 * 60 * 60 * 1000));
}
return q.count();
}
public void putCathedra(final Cathedra cathedra) throws Exception {
NamespaceController.getInstance().updateNamespace(NamespaceController.generalNamespace);
Query<Cathedra> query = ofy().query(Cathedra.class).filter("name", cathedra.getName());
if (query.count() != 0) {
long oldCathedraId = query.getKey().getId();
cathedra.setId(oldCathedraId);
}
DAOT.runInTransaction(
logger,
new DatastoreOperation<Void>() {
@Override
public Void run(DAOT daot) throws Exception {
daot.getOfy().put(cathedra);
return null;
}
@Override
public String getOperationName() {
return "Persisting of cathedra.";
}
});
}
