/// <summary>
/// See base class.
/// </summary>
/// <param name="server"></param>
/// <param name="args"></param>
/// <returns></returns>
protected override bool DoHandleRequest(Interface.WebServer.IWebServer server, Interface.WebServer.RequestReceivedEventArgs args)
{
bool result = false;
if ((!args.IsInternetRequest || _InternetClientCanRequestClosestAircraft) && args.PathAndFile.Equals("/ClosestAircraft.json", StringComparison.OrdinalIgnoreCase))
{
result = true;
var latitude = QueryNDouble(args, "lat");
var longitude = QueryNDouble(args, "lng");
var json = new ProximityGadgetAircraftJson();
if (latitude == null || longitude == null)
{
json.WarningMessage = "Position not supplied";
}
else
{
var receiver = _ReceiverManager.GetByUniqueId(_ReceiverId, ignoreInvisibleFeeds: true);
if (receiver == null)
{
json.WarningMessage = "Receiver is offline";
}
else
{
var baseStationAircraftList = receiver.AircraftList;
long timeStamp, dataVersion;
var aircraftList = baseStationAircraftList.TakeSnapshot(out timeStamp, out dataVersion);
IAircraft closestAircraft = null;
double? closestDistance = null;
foreach (var aircraft in aircraftList)
{
double?distance = null;
if (aircraft.Latitude != null && aircraft.Longitude != null)
{
distance = GreatCircleMaths.Distance(latitude, longitude, aircraft.Latitude, aircraft.Longitude);
if (distance != null && closestAircraft == null || distance < closestDistance)
{
closestAircraft = aircraft;
closestDistance = distance;
}
}
if (aircraft.Emergency == true)
{
json.EmergencyAircraft.Add(CreateProximityGadgetClosestAircraftJson(aircraft, distance, latitude, longitude));
}
}
if (closestAircraft != null)
{
var closestJsonAircraft = CreateProximityGadgetClosestAircraftJson(closestAircraft, closestDistance, latitude, longitude);
json.ClosestAircraft = closestJsonAircraft;
}
}
}
Responder.SendJson(args.Request, args.Response, json, null, MimeType.Text); // The proximity gagdet is expecting the text MIME type and will ignore JSON...
args.Classification = ContentClassification.Json;
}
return(result);
}
/// <summary>
/// Proxies requests for airport-data.com data.
/// </summary>
/// <param name="server"></param>
/// <param name="args"></param>
/// <returns></returns>
protected override bool DoHandleRequest(Interface.WebServer.IWebServer server, Interface.WebServer.RequestReceivedEventArgs args)
{
var result = false;
if (args.PathAndFile.Equals("/AirportDataThumbnails.json", StringComparison.OrdinalIgnoreCase))
{
result = true;
var icao = QueryIcao(args, "icao");
var registration = QueryString(args, "reg", true);
var maxThumbnails = QueryInt(args, "numThumbs", 1);
AirportDataThumbnailsJson json;
if (icao == null)
{
json = new AirportDataThumbnailsJson()
{
Error = "Invalid ICAO"
}
}
;
else
{
try {
var response = _AirportDataApi.GetThumbnails(icao, registration, maxThumbnails);
if (response.Result == null)
{
json = new AirportDataThumbnailsJson()
{
Status = (int)response.HttpStatusCode, Error = "Could not retrieve thumbnails",
}
}
;
else
{
json = response.Result;
}
} catch (Exception ex) {
json = new AirportDataThumbnailsJson()
{
Status = 500, Error = String.Format("Exception caught while fetching thumbnails: {0}", ex.Message),
};
}
}
Responder.SendJson(args.Request, args.Response, json, null, null);
}
return(result);
}
