private byte[] PostFilterRESTRoot(RestRequestParameters restInput, byte[] responseBytes, string responseProperties, out string newResponseProperties)
{
newResponseProperties = responseProperties;
string originalResponse = System.Text.Encoding.UTF8.GetString(responseBytes);
JavaScriptSerializer sr = new JavaScriptSerializer()
{
MaxJsonLength = int.MaxValue
};
var jsonResObj = sr.DeserializeObject(originalResponse) as IDictionary <string, object>;
var contentsJO = jsonResObj["contents"] as IDictionary <string, object>;
//modifying light version of 'Layers' resources
var layersJA = contentsJO["layers"] as object[];
//var jsLightLayer = layersJA[0] as IDictionary<string, object>;
var jsLightLayer = layersJA.FirstOrDefault(j =>
{
var d = j as Dictionary <string, object>;
return(_queryableLayerID.Equals(d["id"].ToString()));
}) as IDictionary <string, object>;
jsLightLayer["minScale"] = 0;
jsLightLayer["maxScale"] = 0;
contentsJO["layers"] = new object[] { jsLightLayer }; //only returning the very first layer
//modifying All Layer Resources
var allResourcesJA = jsonResObj["resources"] as object[];
var layersRJO = allResourcesJA.FirstOrDefault(e =>
{
var jo = e as IDictionary <string, object>;
if (!jo.ContainsKey("name"))
{
return(false);
}
var name = jo["name"].ToString();
return("layers" == name);
}) as IDictionary <string, object>;
var layerResourceJA = layersRJO["resources"] as object[];
//we need to return only the first layer and remove visibility scale range from there.
//var jsDetailLayer = layerResourceJA[0] as IDictionary<string, object>;
//returning only the layer with detail streams i.e. the layerId = _querableLayerID
var jsDetailLayer = layerResourceJA.FirstOrDefault(j =>
{
var d = j as Dictionary <string, object>;
var jsContent = d["contents"] as IDictionary <string, object>;
return(_queryableLayerID.Equals(jsContent["id"].ToString(), StringComparison.CurrentCultureIgnoreCase));
}) as IDictionary <string, object>;
var jsDetailLyrContent = jsDetailLayer["contents"] as IDictionary <string, object>;
jsDetailLyrContent["minScale"] = 0;
jsDetailLyrContent["maxScale"] = 0;
layersRJO["resources"] = new object[] { jsDetailLayer };
//updating the queryableLayer's and root's timeExtent with the timeExtent from the very first layer
//this is due to a bug in map server that makes the service to take really long time to compute a layer (when 1:M joined to a pretty large table) time's extent
var jsDetailLayer0 = layerResourceJA[0] as IDictionary <string, object>; //the first layer
var jsDetailLyrContent0 = jsDetailLayer0["contents"] as IDictionary <string, object>;
var jsTimeInfoLyr0 = jsDetailLyrContent0["timeInfo"] as IDictionary <string, object>; //the timeInfor from the very first layer
//var jsTimeExtentLyr0 = jsTimeInfoLyr0["timeExtent"] as object[];
var jsDetailLyrTimeInfo = jsDetailLyrContent["timeInfo"] as IDictionary <string, object>;
jsDetailLyrTimeInfo["timeExtent"] = jsTimeInfoLyr0["timeExtent"];
//var jsDetailLyrTimeExtent = jsDetailLyrTimeInfo["timeExtent"] as object[];
//jsDetailLyrTimeExtent[0] = jsTimeExtentLyr0[0];
//jsDetailLyrTimeExtent[1] = jsTimeExtentLyr0[1];
//update time extent for the root resources
var jsTimeInfoRoot = contentsJO["timeInfo"] as IDictionary <string, object>;
jsTimeInfoRoot["timeExtent"] = jsTimeInfoLyr0["timeExtent"];
_defaultTimeInterval = (int)jsTimeInfoRoot["defaultTimeInterval"];
_defaultTimeIntervalUnits = (esriTimeUnits)Enum.Parse(typeof(esriTimeUnits), (string)jsTimeInfoRoot["defaultTimeIntervalUnits"]);
//var jsTimeExtentRoot = jsTimeInfoRoot["timeExtent"] as object[];
//jsTimeExtentRoot[0] = jsTimeExtentLyr0[0];
//jsTimeExtentRoot[1] = jsTimeExtentLyr0[1];
//modifying legends
var legendRJO = allResourcesJA.FirstOrDefault(e =>
{
var jo = e as IDictionary <string, object>;
if (!jo.ContainsKey("name"))
{
return(false);
}
var name = jo["name"].ToString();
return("legend" == name);
}) as IDictionary <string, object>;
var jsLegendLyrContent = legendRJO["contents"] as IDictionary <string, object>;
var jsLgdLayers = jsLegendLyrContent["layers"] as object[];
//var jsLgdLyr = jsLgdLayers[0] as IDictionary<string, object>;
var jsLgdLyr = jsLgdLayers.FirstOrDefault(j =>
{
var d = j as Dictionary <string, object>;
return(_queryableLayerID.Equals(d["layerId"].ToString(), StringComparison.CurrentCultureIgnoreCase));
}) as IDictionary <string, object>;
jsLgdLyr["minScale"] = 0;
jsLgdLyr["maxScale"] = 0;
if (_customLegend != null)
{
jsLgdLyr["legend"] = _customLegend; //GetCustomLegend();
}
jsLegendLyrContent["layers"] = new object[] { jsLgdLyr };
return(System.Text.Encoding.UTF8.GetBytes(sr.Serialize(jsonResObj)));
}
protected override void OnClick()
{
IMxDocument pMxDoc = ArcMap.Document;
if (pMxDoc.SelectedLayer == null)
{
MessageBox.Show("There is no layer selected. First select a time-aware layer.");
return;
}
IFeatureLayer pFLyr = pMxDoc.SelectedLayer as IFeatureLayer;
ITimeData pTimeData = pFLyr as ITimeData;
if (!pTimeData.SupportsTime)
{
MessageBox.Show("Select a time-aware layer first.");
return;
}
m_myLayerTimeExtent = pTimeData.GetFullTimeExtent();
ITimeDataDisplay pTimeDataDisplayProperties = pFLyr as ITimeDataDisplay;
esriTimeUnits LayerIntervalUnits = pTimeDataDisplayProperties.TimeIntervalUnits;
double LayerInterval = pTimeDataDisplayProperties.TimeInterval;
ITime startTime = m_myLayerTimeExtent.StartTime;
ITime endTime = (ITime)((IClone)startTime).Clone();
switch (LayerIntervalUnits)
{
case esriTimeUnits.esriTimeUnitsYears:
((ITimeOffsetOperator)endTime).AddYears(LayerInterval, false, true);
break;
case esriTimeUnits.esriTimeUnitsMonths:
((ITimeOffsetOperator)endTime).AddMonths(LayerInterval, false, true);
break;
case esriTimeUnits.esriTimeUnitsDays:
((ITimeOffsetOperator)endTime).AddDays(LayerInterval);
break;
case esriTimeUnits.esriTimeUnitsHours:
((ITimeOffsetOperator)endTime).AddHours(LayerInterval);
break;
case esriTimeUnits.esriTimeUnitsMinutes:
((ITimeOffsetOperator)endTime).AddMinutes(LayerInterval);
break;
case esriTimeUnits.esriTimeUnitsSeconds:
((ITimeOffsetOperator)endTime).AddSeconds(LayerInterval);
break;
}
ITimeExtent pTimeExt = new TimeExtentClass();
pTimeExt.SetExtent(startTime, endTime);
m_layerInterval = pTimeExt.QueryTimeDuration();
m_sliderDlg = new TimeSliderDialog(this);
m_sliderDlg.Show();
}
