// RemoveFenceHandler DELETE /fences/{fenceId}
func RemoveFenceHandler(w http.ResponseWriter, r *http.Request) {
user, err := auth.ValidateSession(r)
if err != nil {
http.Error(w, "Invalid Session token. "+err.Error(), http.StatusUnauthorized)
return
}
vars := mux.Vars(r)
fenceID, err := strconv.ParseUint(vars["fenceId"], 10, 8)
if err != nil {
http.Error(w, "Invalid Fence ID. "+err.Error(), http.StatusBadRequest)
return
}
fence, err, notFound := models.FindFenceByID(fenceID)
if notFound {
http.Error(w, "GeoFence Not Found.", http.StatusNotFound)
return
}
if err != nil {
http.Error(w, err.Error(), http.StatusBadRequest)
return
}
if fence.UserID != user.ID {
http.Error(w, "Unauthorized User.", http.StatusUnauthorized)
return
}
err = search.DeleteGeoFence(int(fence.ID))
if err != nil {
log.Errorf("Error while deleting Fence from Search: %s", err.Error())
}
err = fence.Delete()
if err != nil {
InternalServerError(err, w)
return
}
jobs.QueueNotifyUsersSyncRequest(fence.Lat, fence.Lon)
fmt.Fprintf(w, "{}")
}
// FenceExpireJob executes a FenceExpireJob.
func FenceExpireJob(j *que.Job) error {
var fer FenceExpireRequest
err := json.Unmarshal(j.Args, &fer)
if err != nil {
log.Error("Unable to unmarshal job arguments into FenceExpireRequest")
return err
}
log.Info("Processing FenceExpireJob")
fence, err, notFound := models.FindFenceByID(fer.FenceID)
if notFound {
return nil
}
if err != nil {
log.Errorf("Fence Finiding error: %v", err)
return err
}
err = activity.AddFenceExpiredActivity(fence.User.ID, fence.ID, fence.Name)
if err != nil {
log.Errorf("Activity creation error: %v", err)
}
QueueSendGcmRequest(gcm.NewMessage(map[string]interface{}{"type": "onFenceExpired", "fenceId": fence.ID, "fenceName": fence.Name}, fence.User.GCMNotificationID))
err = search.DeleteGeoFence(int(fence.ID))
if err != nil {
return err
}
err = fence.Delete()
if err != nil {
return err
}
QueueNotifyUsersSyncRequest(fence.Lat, fence.Lon)
return nil
}
// GetFenceHandler GET /fences/{fenceId}
func GetFenceHandler(w http.ResponseWriter, r *http.Request) {
user, _ := auth.ValidateSession(r)
vars := mux.Vars(r)
fenceID, err := strconv.ParseInt(vars["fenceId"], 10, 8)
if err != nil {
http.Error(w, "Invalid Fence ID. "+err.Error(), http.StatusUnauthorized)
return
}
fence, err, notFound := models.FindFenceByID(fenceID)
if notFound {
http.Error(w, "GeoFence Not Found.", http.StatusNotFound)
return
}
var f fenceResponse
f.ID = fence.ID
f.Lat = fence.Lat
f.Lon = fence.Lon
f.Name = fence.Name
f.Radius = fence.Radius
f.Owner = fence.UserID
f.DiesAt = util.Timestamp(fence.DiesAt)
f.RentMultiplier = fence.RentMultiplier
f.OwnerName = fence.User.Name
if user != nil && fence.UserID == user.ID {
f.Cost = fence.Cost
f.TotalEarnings = fence.TotalEarnings
f.TotalVisitors = fence.TotalVisitors
}
bytes, err := json.Marshal(&f)
if err != nil {
InternalServerError(err, w)
return
}
w.Write(bytes)
}
// VisitFenceHandler handles POST /fences/{fenceId}/visit
func VisitFenceHandler(w http.ResponseWriter, r *http.Request) {
user, err := auth.ValidateSession(r)
if err != nil {
http.Error(w, "Invalid Session token. "+err.Error(), http.StatusUnauthorized)
return
}
vars := mux.Vars(r)
fenceID, err := strconv.ParseUint(vars["fenceId"], 10, 8)
if err != nil {
http.Error(w, "Invalid Fence ID. "+err.Error(), http.StatusUnauthorized)
return
}
fence, err, notFound := models.FindFenceByID(fenceID)
if err != nil || notFound {
http.Error(w, "Fence not Found", http.StatusNotFound)
return
}
rent := scores.GetGeoFenceRent(fence)
if user.Balance < rent {
rent = user.Balance
}
// GCM
err = jobs.QueueSendGcmRequest(gcm.NewMessage(
map[string]interface{}{"type": "onForeignFenceEntered", "fenceId": fence.ID, "fenceName": fence.Name, "ownerName": fence.User.Name}, user.GCMNotificationID))
if err != nil {
InternalServerError(err, w)
return
}
err = jobs.QueueSendGcmRequest(gcm.NewMessage(
map[string]interface{}{"type": "onOwnFenceEntered", "fenceId": fence.ID, "fenceName": fence.Name, "visitorName": user.Name}, fence.User.GCMNotificationID))
if err != nil {
InternalServerError(err, w)
return
}
// Activity Stream
err = activity.AddForeignVisitedActivity(user.ID, fence.User.Name, fence.User.ID, fence.Name, fence.ID, rent)
if err != nil {
InternalServerError(err, w)
return
}
err = activity.AddOwnFenceVisitedActivity(fence.User.ID, user.Name, user.ID, fence.Name, fence.ID, rent)
if err != nil {
InternalServerError(err, w)
return
}
// Balance Recording
redis.AddBalanceRecord(redis.GetBalanceRecordName(user.ID, redis.BalanceNameExpenseRent), rent)
redis.AddBalanceRecord(redis.GetBalanceRecordName(fence.User.ID, redis.BalanceNameEarningsRent), rent)
// Score Calculation
err = jobs.QueueRecordVisitRequest(fence.Lat, fence.Lon, time.Now()) //scores.RecordVisit(fence.Lat, fence.Lon)
if err != nil {
InternalServerError(err, w)
return
}
user.LastKnownGeoHash = geomodel.GeoCell(fence.Lat, fence.Lon, models.LastKnownGeoHashResolution)
user.Balance = user.Balance - rent
if user.Balance < 0 { // TODO: Decide what to do here.
user.Balance = 0
}
user.ExpensesRentAllTime = user.ExpensesRentAllTime + rent
err = user.Save()
if err != nil {
InternalServerError(err, w)
return
}
fence.User.Balance = fence.User.Balance + rent
fence.User.EarningsRentAllTime = user.ExpensesRentAllTime + rent
err = fence.User.Save()
if err != nil {
InternalServerError(err, w)
return
}
fence.TotalEarnings = fence.TotalEarnings + rent
fence.TotalVisitors = fence.TotalVisitors + 1
err = fence.Save()
if err != nil {
InternalServerError(err, w)
return
}
w.Write([]byte("{}"))
}