func (db *FlightDB) UpdateFlight(f f.Flight) error {
key, err := datastore.DecodeKey(f.DatastoreKey())
if err != nil {
return err
}
if ff, err := f.Freeze(); err != nil {
return err
} else {
ff.GestationLog = fmt.Sprintf("* datastore.Update: %s\n", time.Now().UTC())
_, err = datastore.Put(db.C, key, ff)
return err
}
}
func jobV2adsbHandler(r *http.Request, f *oldfdb.Flight) (string, error) {
c := appengine.NewContext(r)
str := ""
if f.HasTrack("ADSB") {
return "", nil
} // Already has one
err, deb := f.GetV2ADSBTrack(urlfetch.Client(c))
str += fmt.Sprintf("*getv2ADSB [%v]:-\n", err, deb)
if err != nil {
return str, err
}
if !f.HasTrack("ADSB") {
return "", nil
} // Didn't find one
f.Analyse() // Retrigger Class-B stuff
db := oldfgae.FlightDB{C: oldappengine.NewContext(r)}
if err := db.UpdateFlight(*f); err != nil {
log.Errorf(c, "Persist Flight %s: %v", f, err)
return str, err
}
log.Infof(c, "Updated flight %s", f)
str += fmt.Sprintf("--\nFlight was updated\n")
return str, nil
}
// More of a 'CreateFlight' - may cause dupes ...
func (db *FlightDB) PersistFlight(f f.Flight, gestationLog string) error {
rootKey := datastore.NewKey(db.C, kFlightKind, "foo", 0, nil)
key := datastore.NewIncompleteKey(db.C, kFlightKind, rootKey)
if ff, err := f.Freeze(); err != nil {
return err
} else {
ff.GestationLog = gestationLog + fmt.Sprintf("* datastore.Put: %s\n", time.Now().UTC())
_, err = datastore.Put(db.C, key, ff)
return err
}
}
func jobV2adsbHandler(r *http.Request, f *oldfdb.Flight) (string, error) {
ctx := req2ctx(r)
str := ""
// Allow overwrite, for the (36,0) disastery
// if f.HasTrack("ADSB") { return "", nil } // Already has one
err, deb := f.GetV2ADSBTrack(urlfetch.Client(ctx))
str += fmt.Sprintf("*getv2ADSB [%v]:-\n", err, deb)
if err != nil {
return str, err
}
if !f.HasTrack("ADSB") {
return "", nil
} // Didn't find one
f.Analyse() // Retrigger Class-B stuff
db := oldfgae.NewDB(r)
if err := db.UpdateFlight(*f); err != nil {
log.Errorf(ctx, "Persist Flight %s: %v", f, err)
return str, err
}
log.Infof(ctx, "Updated flight %s", f)
str += fmt.Sprintf("--\nFlight was updated\n")
return str, nil
}
func (db *FlightDBFr24) ParsePlayback(body []byte) (*flightdb.Flight, error) {
r := FlightPlaybackResponse{}
if err := json.Unmarshal(body, &r); err != nil {
return nil, err
}
if r.Result.Response.Timestamp == 0 {
return nil, fmt.Errorf("ParsePlayback: no response element (%s no longer exists)",
r.Result.Request.FlightId)
}
// Note: we need the track before we can do the flight identifier (it needs a timestamp from the track data)
track := flightdb.Track{}
for _, frame := range r.Result.Response.Data.Flight.Track {
track = append(track, flightdb.TrackPoint{
Source: "fr24",
TimestampUTC: time.Unix(int64(frame.Timestamp), 0).UTC(),
Heading: float64(frame.Heading),
Latlong: geo.Latlong{float64(frame.Latitude), float64(frame.Longitude)},
SpeedKnots: float64(frame.Speed.Kts),
AltitudeFeet: float64(frame.Altitude.Feet),
Squawk: frame.Squawk,
})
}
f := flightdb.Flight{
EquipmentType: r.Result.Response.Data.Flight.Aircraft.Model.Code,
Track: track,
}
f.Tracks = map[string]flightdb.Track{}
if err := playback2FlightIdentifier(r, &f.Id); err != nil {
return nil, err
}
return &f, nil
}
func jobOceanicTagHandler(r *http.Request, f *oldfdb.Flight) (string, error) {
c := appengine.NewContext(r)
str := ""
if f.HasTag("OCEANIC") {
return "", nil
}
if !f.IsOceanic() {
return "", nil
}
// It's oceanic, but missing a tag ... update
f.Tags[oldfdb.KTagOceanic] = true
db := oldfgae.FlightDB{C: oldappengine.NewContext(r)}
if err := db.UpdateFlight(*f); err != nil {
log.Errorf(c, "Persist Flight %s: %v", f, err)
return str, err
}
log.Infof(c, "Updated flight %s", f)
str += fmt.Sprintf("--\nFlight was updated\n")
return str, nil
}
func addflightHandler(w http.ResponseWriter, r *http.Request) {
ctx := req2ctx(r)
client := req2client(r)
logstr := fmt.Sprintf("* addFlightHandler invoked: %s\n", time.Now().UTC())
fsStr := r.FormValue("flightsnapshot")
fs := ftype.FlightSnapshot{}
if err := fs.Base64Decode(fsStr); err != nil {
http.Error(w, err.Error(), http.StatusInternalServerError)
return
}
fr24Id := fs.F.Id.ForeignKeys["fr24"] // This is the only field we take from the
logstr += fmt.Sprintf("* fr24 key: %s\n", fr24Id)
db := fdb.NewDB(r)
fr24db, err := fdb24.NewFlightDBFr24(client)
if err != nil {
log.Errorf(ctx, " /mdb/addflight: newdb: %v", err)
http.Error(w, err.Error(), http.StatusInternalServerError)
return
}
// Be idempotent - check to see if this flight has already been recorded
/* Can't do this check now; the fs.F.Id we cached might be different from the
* f.Id we get back from LookupPlayback(), because fr24 reuse their keys.
*
if exists,err := db.FlightExists(fs.F.Id.UniqueIdentifier()); err != nil {
c.Errorf(" /mdb/addflight: FlightExists check failed: %v", err)
http.Error(w, err.Error(), http.StatusInternalServerError)
return
} else if exists {
c.Infof(" /mdb/addflight: already exists %s", fs)
w.Write([]byte(fmt.Sprintf("Skipped %s\n", fs)))
return
}
logstr += fmt.Sprintf("* FlightExists('%s') -> false\n", fs.F.Id.UniqueIdentifier())
*/
// Now grab an initial flight (with track), from fr24.
var f *ftype.Flight
if f, err = fr24db.LookupPlayback(fr24Id); err != nil {
// c.Errorf(" /mdb/addflight: lookup: %v", err)
http.Error(w, err.Error(), http.StatusInternalServerError)
return
}
logstr += fmt.Sprintf("* the fr24/default track has %d points\n", len(f.Track))
// Kludge: fr24 keys get reused, so the flight fr24 thinks it refers to might be
// different than when we cached it. So we do the uniqueness check here, to avoid
// dupes in the DB. Need a better solution to this.
if exists, err := db.FlightExists(f.Id.UniqueIdentifier()); err != nil {
log.Errorf(ctx, " /mdb/addflight: FlightExists check failed: %v", err)
http.Error(w, err.Error(), http.StatusInternalServerError)
return
} else if exists {
log.Infof(ctx, " /mdb/addflight: already exists %s", *f)
w.Write([]byte(fmt.Sprintf("Skipped %s\n", *f)))
return
}
logstr += fmt.Sprintf("* FlightExists('%s') -> false\n", f.Id.UniqueIdentifier())
// Fetch ADSB (and MLAT!) tracks from Skypi, via the new DB
err, deb := f.GetV2ADSBTrack(client)
logstr += "* fetchV2ADSB\n" + deb
if err != nil {
log.Errorf(ctx, "ADSB fetch err: %v", err)
}
// If we have any locally received ADSB fragments for this flight, add them in
//if err := db.MaybeAddTrackFragmentsToFlight(f); err != nil {
// c.Errorf(" /mdb/addflight: addTrackFrags(%s): %v", f.Id, err)
//}
f.AnalyseFlightPath() // Takes a coarse look at the flight path
logstr += fmt.Sprintf("* Initial tags: %v\n", f.TagList())
// For flights on the SERFR1 or BRIXX1 approaches, fetch a flightaware track
if f.HasTag(ftype.KTagSERFR1) || f.HasTag(ftype.KTagBRIXX) {
u, p := kFlightawareAPIUsername, kFlightawareAPIKey
if err := fdbfa.AddFlightAwareTrack(client, f, u, p); err != nil {
log.Errorf(ctx, " /mdb/addflight: addflightaware: %v", err)
}
}
f.Analyse()
if err := db.PersistFlight(*f, logstr); err != nil {
log.Errorf(ctx, " /mdb/addflight: persist: %v", err)
http.Error(w, err.Error(), http.StatusInternalServerError)
return
}
// Success !
w.Write([]byte(fmt.Sprintf("Added %s\n", f)))
}
func jobRetagHandler(r *http.Request, f *oldfdb.Flight) (string, error) {
ctx := req2ctx(r)
str := ""
oldtags := f.TagList()
f.Tags = map[string]bool{}
f.AnalyseFlightPath()
f.Analyse()
if taglistsEqual(oldtags, f.TagList()) {
return fmt.Sprintf("* no change to tags: %v", f.TagList()), nil
}
db := oldfgae.NewDB(r)
if err := db.UpdateFlight(*f); err != nil {
log.Errorf(ctx, "Persist Flight %s: %v", f, err)
return str, err
}
log.Infof(ctx, "Updated flight %s", f)
str += fmt.Sprintf("--\nFlight was updated\n")
return str, nil
}
