private void BuildXmlFilter(XmlFilter filter, object obj, PropertyInfo objProp)
{
if (obj != null)
{
Type type = obj.GetType();
if (type.IsArray && objProp != null)
{
XmlArrayItemAttribute arrayItemAttr = (XmlArrayItemAttribute)Attribute.GetCustomAttribute(objProp, typeof(XmlArrayItemAttribute));
if (arrayItemAttr != null)
{
filter.Elements.Add(arrayItemAttr.ElementName);
}
}
foreach (PropertyInfo prop in type.GetProperties())
{
if (ComparisonTypeMap.ComparisonTypes.Contains(prop.PropertyType))
{
XmlElementAttribute elemAttr = (XmlElementAttribute)Attribute.GetCustomAttribute(prop, typeof(XmlElementAttribute));
filter.Elements.Add(elemAttr != null ? elemAttr.ElementName : prop.Name);
}
else if (prop.PropertyType.Assembly == Assembly.GetExecutingAssembly())
{
BuildXmlFilter(filter, prop.GetValue(obj, null), prop);
}
}
}
}
public IEnumerable <String> SerializeObjectToLines(CustomizationComparison comparison, object item)
{
if (item != null)
{
using (MemoryStream stream = new MemoryStream())
{
XmlWriterSettings settings = new XmlWriterSettings();
settings.OmitXmlDeclaration = true;
settings.Indent = true;
XmlSerializerNamespaces ns = new XmlSerializerNamespaces();
ns.Add("", "");
XmlAttributeOverrides overrides = ComparisonTypeMap.GetComparisonTypeXmlOverrides(item.GetType());
XmlSerializer serializer = new XmlSerializer(item.GetType(), overrides);
XmlFilter filter = new XmlFilter();
BuildXmlFilter(filter, item, comparison.ParentProperty);
using (FilteringXmlWriter writer = new FilteringXmlWriter(XmlWriter.Create(stream, settings)))
{
writer.Filter = filter;
serializer.Serialize(writer, item, ns);
}
stream.Seek(0, SeekOrigin.Begin);
using (StreamReader sourceReader = new StreamReader(stream))
{
string line;
while ((line = sourceReader.ReadLine()) != null)
{
yield return(line);
}
}
}
}
}
