public override void ProcessRequest(HttpContext context) { try { string s = context.Request.Params["BBOX"]; if (String.IsNullOrEmpty(s)) { WmsException.ThrowWmsException(WmsException.WmsExceptionCode.InvalidDimensionValue, "Required parameter BBOX not specified", context); return; } Map map = this.GetMap(context.Request); bool flip = map.Layers[0].TargetSRID == 4326; BoundingBox bbox = WmsServer.ParseBBOX(s, flip); if (bbox == null) { WmsException.ThrowWmsException("Invalid parameter BBOX", context); return; } string ls = context.Request.Params["LAYERS"]; if (!String.IsNullOrEmpty(ls)) { string[] layers = ls.Split(','); foreach (ILayer layer in map.Layers) { if (!layers.Contains(layer.LayerName)) { layer.Enabled = false; } } } IEnumerable <GeoJSON> items = GetData(map, bbox); StringWriter writer = new StringWriter(); GeoJSONWriter.Write(items, writer); string buffer = writer.ToString(); context.Response.Clear(); context.Response.ContentType = "text/json"; context.Response.BufferOutput = true; context.Response.Write(buffer); context.Response.Flush(); context.Response.SuppressContent = true; context.ApplicationInstance.CompleteRequest(); //context.Response.End(); } catch (Exception ex) { Trace.WriteLine(ex); throw; } }
public override void ProcessRequest(HttpContext context) { try { string s = context.Request.Params["BBOX"]; if (String.IsNullOrEmpty(s)) { WmsException.ThrowWmsException(WmsException.WmsExceptionCode.InvalidDimensionValue, "Required parameter BBOX not specified"); return; } BoundingBox bbox = WmsServer.ParseBBOX(s); if (bbox == null) { WmsException.ThrowWmsException("Invalid parameter BBOX"); return; } Map map = this.GetMap(context.Request); IEnumerable <GeoJSON> items = this.GetData(map, bbox); StringWriter writer = new StringWriter(); GeoJSONWriter.Write(items, writer); string buffer = writer.ToString(); context.Response.Clear(); context.Response.ContentType = "text/json"; context.Response.BufferOutput = true; context.Response.Write(buffer); context.Response.End(); } catch (Exception ex) { Trace.WriteLine(ex); throw; } }