private static void WriteTypeSchema(Type objectType, StringBuilder schemaXml, HashSet <Type> allInnerTypes)
{
if (allInnerTypes.Contains(objectType))
{
return;
}
allInnerTypes.Add(objectType);
schemaXml.AppendFormat("<xs:complexType name=\"{0}\">", Reflector.ClrToXmlType(objectType));
schemaXml.Append("<xs:sequence>");
var reflectedType = Reflector.GetReflectedType(objectType);
if (reflectedType.IsList && !reflectedType.IsSimpleList)
{
var elementType = reflectedType.ElementType;
if (Reflector.IsEmitted(elementType))
{
elementType = Reflector.GetInterface(elementType);
}
schemaXml.AppendFormat("<xs:element minOccurs=\"0\" maxOccurs=\"unbounded\" name=\"{0}\" nillable=\"true\" type=\"{1}\" />", GetElementNameFromType(elementType), Reflector.ClrToXmlType(elementType));
schemaXml.Append("</xs:sequence></xs:complexType>");
WriteTypeSchema(elementType, schemaXml, allInnerTypes);
}
else
{
var innerTypes = new List <Type>();
var properties = Reflector.GetPropertyMap(objectType);
foreach (var property in properties)
{
if (property.Key.GetCustomAttributes(typeof(XmlIgnoreAttribute), false).Length > 0)
{
continue;
}
var nillable = false;
var simpleCollection = false;
//var isList = false;
var propertyType = property.Value.PropertyType;
if (property.Value.IsSimpleList)
{
nillable = true;
simpleCollection = true;
}
else if (property.Value.IsDataEntity)
{
innerTypes.Add(property.Value.PropertyType);
nillable = true;
}
else if (property.Value.IsList)
{
//propertyType = property.Value.ElementType;
innerTypes.Add(propertyType);
//isList = true;
nillable = true;
}
else if (property.Value.IsNullableType)
{
nillable = true;
}
schemaXml.AppendFormat("<xs:element minOccurs=\"0\" maxOccurs=\"{4}\" name=\"{0}\"{2}{3}type=\"{1}\" />", property.Value.PropertyName, Reflector.ClrToXmlType(propertyType), nillable ? " nillable=\"true\" " : " ", simpleCollection ? $" msdata:DataType=\"{property.Key.PropertyType.AssemblyQualifiedName}\" " : string.Empty, "1");
}
schemaXml.Append("</xs:sequence></xs:complexType>");
foreach (var type in innerTypes)
{
WriteTypeSchema(type, schemaXml, allInnerTypes);
}
}
}
internal static IEnumerable <XmlSchema> InferXmlSchema(Type type)
{
var reflectedType = Reflector.GetReflectedType(type);
var isDataEntity = reflectedType.IsDataEntity;
if (isDataEntity || reflectedType.IsList)
{
var innerTypes = new HashSet <Type>();
var isArray = !isDataEntity;
var elementName = reflectedType.XmlElementName;
var schemaXml = new StringBuilder();
schemaXml.Append("<?xml version=\"1.0\" encoding=\"utf-8\"?><xs:schema elementFormDefault=\"qualified\" xmlns:xs=\"http://www.w3.org/2001/XMLSchema\" xmlns:msdata=\"urn:schemas-microsoft-com:xml-msdata\">");
schemaXml.AppendFormat("<xs:element name=\"{0}\" nillable=\"true\" type=\"{1}\" />", (isArray ? "ArrayOf" : "") + elementName, Reflector.ClrToXmlType(type));
WriteTypeSchema(type, schemaXml, innerTypes);
schemaXml.Append("</xs:schema>");
var schema = XmlSchema.Read(new StringReader(schemaXml.ToString()), null);
return(schema.Return());
}
else
{
var importer = new XmlReflectionImporter();
var schemas = new XmlSchemas();
var exporter = new XmlSchemaExporter(schemas);
var xmlTypeMapping = importer.ImportTypeMapping(type);
exporter.ExportTypeMapping(xmlTypeMapping);
schemas.Compile(null, false);
return(schemas);
}
}
