// POST api/<controller>
//public dynamic Post([FromBody]JsonGetMarkersInput input)
public dynamic Post([ModelBinder] JsonGetMarkersInput input)
{
// http://stackoverflow.com/questions/10863499/asp-net-web-api-model-binding-not-working-like-it-does-in-mvc-3
var result = Map.MapService.GetMarkers(input);
return(result);
}
public JsonMarkersReply GetMarkers(JsonGetMarkersInput input)
{
// Decorate with elapsed time
var sw = new Stopwatch();
sw.Start();
var reply = GetMarkersHelper(input);
sw.Stop();
reply.Msec = sw.Elapsed.ToString();
return(reply);
}
public ContentResult GetMarkers(JsonGetMarkersInput input)
{
return(JsonMin(_mapService.GetMarkers(input)));
}
// GET api/<controller>/
public dynamic Get([ModelBinder] JsonGetMarkersInput input)
{
var result = Map.MapService.GetMarkers(input);
return(result);
}
/// <summary>
/// Read Through Cache
/// </summary>
/// <param name="input"></param>
/// <returns></returns>
public JsonMarkersReply GetMarkersHelper(JsonGetMarkersInput input)
{
try
{
var nelat = Math.Round(input.nelat.ToDouble(), Numbers.Round);
var nelon = Math.Round(input.nelon.ToDouble(), Numbers.Round);
var swlat = Math.Round(input.swlat.ToDouble(), Numbers.Round);
var swlon = Math.Round(input.swlon.ToDouble(), Numbers.Round);
var zoomLevel = int.Parse(input.zoomLevel);
var filter = input.filter ?? "";
// values are validated there
var inputValidated = new JsonGetMarkersReceive(nelat, nelon, swlat, swlon, zoomLevel, filter);
var grid = GridCluster.GetBoundaryExtended(inputValidated);
var cacheKeyHelper = string.Format("{0}_{1}_{2}", inputValidated.Zoomlevel, inputValidated.FilterHashCode(), grid.GetHashCode());
var cacheKey = CacheKeys.GetMarkers(cacheKeyHelper.GetHashCode());
var reply = _memCache.Get <JsonMarkersReply>(cacheKey);
if (reply != null)
{
// return cached data
reply.Cache = true;
return(reply);
}
inputValidated.Viewport.ValidateLatLon(); // Validate google map viewport input (should be always valid)
inputValidated.Viewport.Normalize();
// Get all points from memory
IList <P> points = _pointsDatabase.GetPoints();
#region fiter
// Filter points
points = FilterUtil.FilterByType(
points,
new FilterData {
TypeFilterExclude = inputValidated.TypeFilterExclude
}
);
#endregion filter
// Create new instance for every ajax request with input all points and json data
ICluster clusterAlgo = new GridCluster(points, inputValidated);
var clusteringEnabled = inputValidated.IsClusteringEnabled ||
GmcSettings.Get.AlwaysClusteringEnabledWhenZoomLevelLess > inputValidated.Zoomlevel;
// Clustering
if (clusteringEnabled && inputValidated.Zoomlevel < GmcSettings.Get.ZoomlevelClusterStop)
{
#region cluster
IList <P> markers = clusterAlgo.RunCluster();
#endregion cluster
reply = new JsonMarkersReply
{
Markers = markers,
Polylines = clusterAlgo.GetPolyLines(),
};
}
else
{
// If we are here then there are no clustering
// The number of items returned is restricted to avoid json data overflow
IList <P> filteredDataset = FilterUtil.FilterDataByViewport(points, inputValidated.Viewport);
IList <P> filteredDatasetMaxPoints = filteredDataset.Take(GmcSettings.Get.MaxMarkersReturned).ToList();
reply = new JsonMarkersReply
{
Markers = filteredDatasetMaxPoints,
Polylines = clusterAlgo.GetPolyLines(),
Mia = filteredDataset.Count - filteredDatasetMaxPoints.Count,
};
}
// if client ne and sw is inside a specific grid box then cache the grid box and the result
// next time test if ne and sw is inside the grid box and return the cached result
if (GmcSettings.Get.CacheServices)
{
_memCache.Set(reply, cacheKey, TimeSpan.FromMinutes(10)); // cache data
}
return(reply);
}
catch (Exception ex)
{
return(new JsonMarkersReply
{
Ok = "0",
EMsg = string.Format("MapService says: exception {0}", ex.Message)
});
}
}
public ContentResult GetMarkers(JsonGetMarkersInput input)
{
return JsonMin(_mapService.GetMarkers(input));
}
