/// <summary>
/// OGC WFS DescribeFeatureType
/// </summary>
/// <param name="context"></param>
private void ProcessDescribeFeatureType(HttpResponse response, StringDictionary parameters)
{
if (!String.IsNullOrEmpty(parameters[WfsParameters.OutputFormat]) && String.Compare(parameters[WfsParameters.OutputFormat], Declarations.GMLSFFormat) != 0)
{
SetResponseToServiceException(response, WfsExceptionCode.InvalidFormat, "Invalid OUTPUTFORMAT for DescribeFeatureType Request. Only " + Declarations.GMLSFFormat + "format is supported");
return;
}
byte[] featureTypeBytes = null;
// Check if this is a WFS or WMS request and get the appropriate layers parameter
string layers = parameters[WfsParameters.TypeName];
if (String.IsNullOrEmpty(layers))
{
throw new WfsFault(WfsExceptionCode.LayerNotDefined);
}
ViewContext context = new ViewContext(parameters);
XmlSchema schema = FeatureCollection.GetFeatureSchema(context, false);
using (MemoryStream memoryStream = new MemoryStream())
{
schema.Write(memoryStream);
featureTypeBytes = memoryStream.ToArray();
}
response.Clear();
response.ContentType = "text/xml";
response.OutputStream.Write(featureTypeBytes, 0, featureTypeBytes.Length);
}
public void GetFeatureSchemaTest()
{
ViewContext context = new ViewContext();
Layer layer = new Layer();
layer.Title = "World Administration Boundaries";
layer.Table = "world_admin";
layer.Name = "world_admin";
layer.GeometryColumn = "shape";
layer.FeatureIdColumn = "fid";
layer.ConnectionString = "Data Source=.\\SQLEXPRESS;AttachDbFilename=C:\\Projects\\GeospatialServices\\TestGeospatialServices\\Input\\Runtime\\TestGeospatialServicesDatabase.mdf;Integrated Security=True;User Instance=True";
context.Layers.Add(layer);
XmlSchema schema = FeatureCollection.GetFeatureSchema(context, false);
}
