private void ParseParameters(Parameters Request)
{
if (Request["REQUEST"] == null)
{
WriteError("mandatory REQUEST parameter is missing");
}
switch (Request["REQUEST"].ToUpper())
{
case "GETCAPABILITIES":
_requestType = WFSRequestType.GetCapabilities;
break;
case "DESCRIBEFEATURETYPE":
_requestType = WFSRequestType.DescribeFeatureType;
break;
case "GETFEATURE":
_requestType = WFSRequestType.GetFeature;
break;
}
if (Request["VERSION"] == null)
{
WriteError("mandatory VERSION parameter is missing");
}
_version = Request["VERSION"];
if (Request["TYPENAME"] == null && _requestType != WFSRequestType.GetCapabilities)
{
WriteError("mandatory VERSION parameter is missing");
}
_typeName = Request["TYPENAME"];
if (Request["MAXFEATURES"] != null)
{
_maxFeatures = int.Parse(Request["MAXFEATURES"]);
}
if (Request["FILTER"] != null)
{
XmlDocument doc = new XmlDocument();
doc.Load(Request["FILTER"]);
_filter = doc.SelectSingleNode("Filter");
}
}
public bool ParseParameters(XmlDocument doc)
{
if (doc == null)
{
return(false);
}
XmlNamespaceManager ns = new XmlNamespaceManager(doc.NameTable);
ns.AddNamespace("WFS", "http://www.opengis.net/wfs");
ns.AddNamespace("OGC", "http://www.opengis.net/ogc");
XmlNode request = doc.SelectSingleNode("WFS:GetCapabilities", ns);
if (request != null)
{
_requestType = WFSRequestType.GetCapabilities;
}
if (request == null)
{
request = doc.SelectSingleNode("WFS:DescribeFeatureType", ns);
if (request != null)
{
_requestType = WFSRequestType.DescribeFeatureType;
}
}
if (request == null)
{
request = doc.SelectSingleNode("WFS:GetFeature", ns);
if (request != null)
{
_requestType = WFSRequestType.GetFeature;
}
}
if (request == null)
{
return(false);
}
if (request.Attributes["version"] == null)
{
WriteError("mandatory VERSION parameter is missing");
}
_version = request.Attributes["version"].Value;
if (request.Attributes["maxfeatures"] != null)
{
_maxFeatures = int.Parse(request.Attributes["maxfeatures"].Value);
}
else if (request.Attributes["maxFeatures"] != null)
{
_maxFeatures = int.Parse(request.Attributes["maxFeatures"].Value);
}
XmlNode query = request.SelectSingleNode("WFS:Query[@typeName]", ns);
if (query != null)
{
_typeName = query.Attributes["typeName"].Value;
_filter = query.SelectSingleNode("Filter", ns);
if (_filter == null)
{
_filter = query.SelectSingleNode("WFS:Filter", ns);
}
if (_filter == null)
{
_filter = query.SelectSingleNode("OGC:Filter", ns);
}
_sortBy = query.SelectSingleNode("SortBy", ns);
if (_sortBy == null)
{
_sortBy = query.SelectSingleNode("WFS:SortBy", ns);
}
if (_sortBy == null)
{
_sortBy = query.SelectSingleNode("OGC:SortBy", ns);
}
if (query.Attributes["srsName"] != null)
{
_srsName = query.Attributes["srsName"].Value;
}
}
XmlNode typeName = request.SelectSingleNode("WFS:TypeName", ns);
if (typeName != null)
{
_typeName = typeName.InnerText;
}
return(true);
}
