private static JsonObject ReadCollectionProperty(XElement property, string typeName)
{
var collectionType = GetCollectionType(typeName);
var json = new JsonObject();
var results = new List <object>();
foreach (XElement item in property.Elements())
{
object resultItem = ReadDataItem(item);
results.Add(resultItem);
JsonObject complexValue = resultItem as JsonObject;
if (complexValue != null)
{
var metadata = complexValue["__metadata"] as JsonObject;
if (!string.IsNullOrEmpty(collectionType) && metadata["type"] == null)
{
metadata["type"] = collectionType;
}
}
}
json["results"] = results;
json["__metadata"] = ReaderUtils.CreateEntryPropertyMetadata(typeName, false);
return(json);
}
private static JsonObject ReadComplexProperty(XElement container, string typeName)
{
JsonObject json = ReadObject(container);
json["__metadata"] = ReaderUtils.CreateEntryPropertyMetadata(GetTypeAttribute(container), false);
return(json);
}
private static JsonObject ReadPropertyMetadata(XElement property)
{
var metadata = ReaderUtils.CreateEntryPropertyMetadata(GetTypeAttribute(property));
if (IsCollectionProperty(property))
{
string collectionType = GetCollectionType(GetTypeAttribute(property));
if (collectionType == null)
{
metadata["type"] = "Collection()";
}
List <JsonObject> elements = new List <JsonObject>();
foreach (XElement item in property.Elements(XName.Get("element", odataXmlNs)))
{
string itemType =
HasTypeAttribute(item) ? GetTypeAttribute(item) :
IsCollectionProperty(item) ? "Collection()" : collectionType;
var itemMetadata = ReaderUtils.CreateEntryPropertyMetadata(itemType);
if (item.Elements().Any(e => e.Name.NamespaceName == odataXmlNs))
{
itemMetadata["properties"] = ReadPropertiesMetadata(item);
}
elements.Add(itemMetadata);
}
metadata["elements"] = elements.ToArray();
}
else if (property != null && property.Elements().Any(e => e.Name.NamespaceName == odataXmlNs))
{
metadata["properties"] = ReadPropertiesMetadata(property);
}
return(metadata);
}
private static JsonObject ReadJsonSpatialProperty(XElement container, XElement gmlValue, bool isGeography)
{
GmlFormatter gmlFormatter = GmlFormatter.Create();
GeoJsonObjectFormatter jsonformatter = GeoJsonObjectFormatter.Create();
bool ignoreCrc = !gmlValue.Attributes().Any(a => a.Name.LocalName == "srsName");
ISpatial spatialValue;
if (isGeography)
{
spatialValue = gmlFormatter.Read <Geography>(gmlValue.CreateReader());
}
else
{
spatialValue = gmlFormatter.Read <Geometry>(gmlValue.CreateReader());
}
IDictionary <string, object> geoJsonData = jsonformatter.Write(spatialValue);
JsonObject json = new JsonObject();
Queue <object> geoJsonScopes = new Queue <object>();
Queue <object> jsonScopes = new Queue <object>();
geoJsonScopes.Enqueue(geoJsonData);
jsonScopes.Enqueue(json);
Func <object, object> convertScope = (scope) =>
{
object newScope =
scope is List <object> || scope is object[] ? (object)new List <Object>() :
scope is IDictionary <string, object>?(object)new JsonObject() :
null;
if (newScope != null)
{
geoJsonScopes.Enqueue(scope);
jsonScopes.Enqueue(newScope);
}
return(newScope ?? scope);
};
while (jsonScopes.Count > 0)
{
if (jsonScopes.Peek() is JsonObject)
{
var currentGeoJson = (IDictionary <string, object>)geoJsonScopes.Dequeue();
var currentJson = (JsonObject)jsonScopes.Dequeue();
foreach (var item in currentGeoJson)
{
if (!ignoreCrc || item.Key != "crs")
{
currentJson[item.Key] = convertScope(item.Value);
}
}
}
else
{
var currentGeoJson = (IEnumerable <object>)geoJsonScopes.Dequeue();
var currentJson = (List <object>)jsonScopes.Dequeue();
foreach (var item in currentGeoJson)
{
currentJson.Add(convertScope(item));
}
}
}
json["__metadata"] = ReaderUtils.CreateEntryPropertyMetadata(GetTypeAttribute(container), false);
return(json);
}