private IEnumerable <ElementInfo> ExtractPropertyElements(TypeInfo typeInfo)
{
bool IsSerializableProperty(PropertyInfo property)
{
return(property.CanRead &&
!property.GetMethod.IsStatic &&
(property.CanWrite || IsEnumerable(property)));
}
foreach (PropertyInfo property in typeInfo.DeclaredProperties.Where(IsSerializableProperty))
{
KmlAttributeAttribute attribute = GetAttribute <KmlAttributeAttribute>(property);
if (attribute != null)
{
var component = new XmlComponent(null, attribute.AttributeName, null);
// Check if a property has already been registered with the info.
// Ignore later properties - i.e. don't throw an exception.
if (!this.attributes.ContainsKey(component))
{
this.attributes.Add(component, new ElementInfo(property, attribute));
}
}
else
{
KmlElementAttribute kmlElement = GetElement(property);
if (kmlElement != null)
{
yield return(new ElementInfo(property, kmlElement));
}
}
}
}
private void ExtractAttributes(Type type)
{
if (type == null || type == typeof(object))
{
return; // We've reached the top, now we have to stop
}
// Look at the base type first as the KML schema specifies <sequence>
// This will also find private fields in the base classes, which can't
// be seen through a derived class.
TypeInfo typeInfo = type.GetTypeInfo();
this.ExtractAttributes(typeInfo.BaseType);
// Store the found elements here so we can add them in order later
var elements = new List <Tuple <XmlComponent, PropertyInfo, KmlElementAttribute> >();
foreach (PropertyInfo property in typeInfo.DeclaredProperties.Where(p => !p.GetMethod.IsStatic))
{
KmlAttributeAttribute attribute = GetAttribute(property);
if (attribute != null)
{
var component = new XmlComponent(null, attribute.AttributeName, null);
// Check if a property has already been registered with the info.
// Ignore later properties - i.e. don't throw an exception.
if (!this.attributes.ContainsKey(component))
{
this.attributes.Add(component, Tuple.Create(property, attribute));
}
}
else
{
KmlElementAttribute element = GetElement(property);
if (element != null)
{
var component = new XmlComponent(null, element.ElementName, element.Namespace);
elements.Add(Tuple.Create(component, property, element));
}
}
}
// Now add the elements in order
this.elements.AddRange(elements.OrderBy((Tuple <XmlComponent, PropertyInfo, KmlElementAttribute> e) => e.Item3.Order));
}
/// <summary>
/// Initializes a new instance of the <see cref="ElementInfo"/> class.
/// </summary>
/// <param name="property">The property information.</param>
/// <param name="kmlAttribute">The KML attribute information.</param>
public ElementInfo(PropertyInfo property, KmlAttributeAttribute kmlAttribute)
: this(property)
{
this.Component = new XmlComponent(null, kmlAttribute.AttributeName, null);
}
