public static NodeComponent FromXml(XElement component)
{
Type T;
if (ComponentMap.TryGetValue(component.Element("ComponentName").Value, out T))
{
Object o = Activator.CreateInstance(T);
if (!(o is NodeComponent))
{
throw new Exception("Attempt to deserialize XML failed. Object of type " + o.GetType().Name + " could not be cast to NodeComponent");
}
if (ComponentFields.ContainsKey(T))
{
// for each Property element in xml, try to find the matching component variable
foreach (XElement p in component.Elements("Property"))
{
foreach (FieldInfo fi in ComponentFields[T])
{
if (p.Element("Key").Value == fi.Name)
{
fi.SetValue(o, p.Element("Value").Value);
}
}
}
}
if (component.Element("ComponentNodeLink") != null)
{
(o as NodeComponent).nodeLinks = component
.Elements("ComponentNodeLink")
.Select(e => new ComponentNodeLink(e))
.ToList();
}
return(o as NodeComponent);
}
else
{
throw new Exception("Attempt to deserialize XML failed. Component of type " + component.Element("ComponentName").Value + " could not be found in component map");
}
}
public XElement ToXml()
{
XElement node = new XElement("Component");
node.Add(new XElement("ComponentName", GetType().ToString()));
if (ComponentFields.ContainsKey(GetType()))
{
foreach (FieldInfo fi in ComponentFields[GetType()])
{
XElement propertyNode = new XElement("Property");
propertyNode.Add(new XElement("Key", fi.Name));
propertyNode.Add(new XElement("Value", fi.GetValue(this)));
node.Add(propertyNode);
}
}
foreach (ComponentNodeLink l in nodeLinks)
{
node.Add(l.ToXml());
}
return(node);
}
/// <summary>
/// Add field to be searched in the More Like This component/widget
/// <para>Default value is "Name"</para>
/// </summary>
public void AddComponentField(string name)
{
ComponentFields.TryAdd(name, true);
}