protected override object GetValueFromXml(XElement root, XName name, PropertyInfo prop)
{
bool isAttribute = false;
//Check for the DeserializeAs attribute on the property
DeserializeAsAttribute options = prop.GetAttribute <DeserializeAsAttribute>();
if (options != null)
{
name = options.Name ?? name;
isAttribute = options.Attribute;
}
if (isAttribute)
{
XAttribute attributeVal = GetAttributeByName(root, name);
if (attributeVal != null)
{
return(attributeVal.Value);
}
}
return(base.GetValueFromXml(root, name, prop));
}
private object HandleListDerivative(XElement root, string propName, Type type)
{
#if !WINDOWS_UWP
Type t = type.IsGenericType
? type.GetGenericArguments()[0]
: type.BaseType.GetGenericArguments()[0];
#else
Type t = type.GetTypeInfo().IsGenericType
? type.GetGenericArguments()[0]
: type.GetTypeInfo().BaseType.GetGenericArguments()[0];
#endif
IList list = (IList)Activator.CreateInstance(type);
IList <XElement> elements = root.Descendants(t.Name.AsNamespaced(this.Namespace))
.ToList();
string name = t.Name;
DeserializeAsAttribute attribute = t.GetAttribute <DeserializeAsAttribute>();
if (attribute != null)
{
name = attribute.Name;
}
if (!elements.Any())
{
XName lowerName = name.ToLower().AsNamespaced(this.Namespace);
elements = root.Descendants(lowerName).ToList();
}
if (!elements.Any())
{
XName camelName = name.ToCamelCase(this.Culture).AsNamespaced(this.Namespace);
elements = root.Descendants(camelName).ToList();
}
if (!elements.Any())
{
elements = root.Descendants()
.Where(e => e.Name.LocalName.RemoveUnderscoresAndDashes() == name)
.ToList();
}
if (!elements.Any())
{
XName lowerName = name.ToLower().AsNamespaced(this.Namespace);
elements = root.Descendants()
.Where(e => e.Name.LocalName.RemoveUnderscoresAndDashes() == lowerName)
.ToList();
}
this.PopulateListFromElements(t, elements, list);
// get properties too, not just list items
// only if this isn't a generic type
#if !WINDOWS_UWP
if (!type.IsGenericType)
#else
if (!type.GetTypeInfo().IsGenericType)
#endif
{
this.Map(list, root.Element(propName.AsNamespaced(this.Namespace)) ?? root);
// when using RootElement, the heirarchy is different
}
return(list);
}
protected virtual object Map(object x, XElement root)
{
Type objType = x.GetType();
PropertyInfo[] props = objType.GetProperties();
foreach (PropertyInfo prop in props)
{
Type type = prop.PropertyType;
#if !WINDOWS_UWP
bool typeIsPublic = type.IsPublic || type.IsNestedPublic;
#else
bool typeIsPublic = type.GetTypeInfo().IsPublic || type.GetTypeInfo().IsNestedPublic;
#endif
if (!typeIsPublic || !prop.CanWrite)
{
continue;
}
XName name;
#if !WINDOWS_UWP
object[] attributes = prop.GetCustomAttributes(typeof(DeserializeAsAttribute), false);
if (attributes.Length > 0)
#else
IEnumerable <Attribute> attributes = prop.GetCustomAttributes(typeof(DeserializeAsAttribute), false);
if (attributes.Count() > 0)
#endif
{
DeserializeAsAttribute attribute = (DeserializeAsAttribute)attributes.First();
name = attribute.Name.AsNamespaced(this.Namespace);
}
else
{
name = prop.Name.AsNamespaced(this.Namespace);
}
object value = this.GetValueFromXml(root, name, prop);
if (value == null)
{
// special case for inline list items
#if !WINDOWS_UWP
if (type.IsGenericType)
#else
if (type.GetTypeInfo().IsGenericType)
#endif
{
Type genericType = type.GetGenericArguments()[0];
XElement first = this.GetElementByName(root, genericType.Name);
IList list = (IList)Activator.CreateInstance(type);
if (first != null && root != null)
{
IEnumerable <XElement> elements = root.Elements(first.Name);
this.PopulateListFromElements(genericType, elements, list);
}
prop.SetValue(x, list, null);
}
continue;
}
// check for nullable and extract underlying type
#if !WINDOWS_UWP
if (type.IsGenericType && type.GetGenericTypeDefinition() == typeof(Nullable <>))
#else
if (type.GetTypeInfo().IsGenericType&& type.GetGenericTypeDefinition() == typeof(Nullable <>))
#endif
{
// if the value is empty, set the property to null...
if (string.IsNullOrEmpty(value.ToString()))
{
prop.SetValue(x, null, null);
continue;
}
type = type.GetGenericArguments()[0];
}
if (type == typeof(bool))
{
string toConvert = value.ToString()
.ToLower();
prop.SetValue(x, XmlConvert.ToBoolean(toConvert), null);
}
#if !WINDOWS_UWP
else if (type.IsPrimitive)
#else
else if (type.GetTypeInfo().IsPrimitive)
#endif
{
prop.SetValue(x, value.ChangeType(type, this.Culture), null);
}
#if !WINDOWS_UWP
else if (type.IsEnum)
#else
else if (type.GetTypeInfo().IsEnum)
#endif
{
object converted = type.FindEnumValue(value.ToString(), this.Culture);
prop.SetValue(x, converted, null);
}
else if (type == typeof(Uri))
{
Uri uri = new Uri(value.ToString(), UriKind.RelativeOrAbsolute);
prop.SetValue(x, uri, null);
}
else if (type == typeof(string))
{
prop.SetValue(x, value, null);
}
else if (type == typeof(DateTime))
{
value = this.DateFormat.HasValue()
? DateTime.ParseExact(value.ToString(), this.DateFormat, this.Culture)
: DateTime.Parse(value.ToString(), this.Culture);
prop.SetValue(x, value, null);
}
else if (type == typeof(DateTimeOffset))
{
string toConvert = value.ToString();
if (!string.IsNullOrEmpty(toConvert))
{
DateTimeOffset deserialisedValue;
try
{
deserialisedValue = XmlConvert.ToDateTimeOffset(toConvert);
prop.SetValue(x, deserialisedValue, null);
}
catch (Exception)
{
object result;
if (TryGetFromString(toConvert, out result, type))
{
prop.SetValue(x, result, null);
}
else
{
//fallback to parse
deserialisedValue = DateTimeOffset.Parse(toConvert);
prop.SetValue(x, deserialisedValue, null);
}
}
}
}
else if (type == typeof(decimal))
{
value = decimal.Parse(value.ToString(), this.Culture);
prop.SetValue(x, value, null);
}
else if (type == typeof(Guid))
{
string raw = value.ToString();
value = string.IsNullOrEmpty(raw)
? Guid.Empty
: new Guid(value.ToString());
prop.SetValue(x, value, null);
}
else if (type == typeof(TimeSpan))
{
TimeSpan timeSpan = XmlConvert.ToTimeSpan(value.ToString());
prop.SetValue(x, timeSpan, null);
}
#if !WINDOWS_UWP
else if (type.IsGenericType)
#else
else if (type.GetTypeInfo().IsGenericType)
#endif
{
Type t = type.GetGenericArguments()[0];
IList list = (IList)Activator.CreateInstance(type);
XElement container = this.GetElementByName(root, prop.Name.AsNamespaced(this.Namespace));
if (container.HasElements)
{
XElement first = container.Elements().FirstOrDefault();
if (first != null)
{
IEnumerable <XElement> elements = container.Elements(first.Name);
this.PopulateListFromElements(t, elements, list);
}
}
prop.SetValue(x, list, null);
}
else if (type.IsSubclassOfRawGeneric(typeof(List <>)))
{
// handles classes that derive from List<T>
// e.g. a collection that also has attributes
object list = this.HandleListDerivative(root, prop.Name, type);
prop.SetValue(x, list, null);
}
else
{
//fallback to type converters if possible
object result;
if (TryGetFromString(value.ToString(), out result, type))
{
prop.SetValue(x, result, null);
}
else
{
// nested property classes
if (root != null)
{
XElement element = this.GetElementByName(root, name);
if (element != null)
{
object item = this.CreateAndMap(type, element);
prop.SetValue(x, item, null);
}
}
}
}
}
return(x);
}
private object Map(object target, IDictionary <string, object> data)
{
Type objType = target.GetType();
List <PropertyInfo> props = objType.GetProperties()
.Where(p => p.CanWrite)
.ToList();
foreach (PropertyInfo prop in props)
{
string name;
Type type = prop.PropertyType;
#if !WINDOWS_UWP
object[] attributes = prop.GetCustomAttributes(typeof(DeserializeAsAttribute), false);
if (attributes.Length > 0)
#else
IEnumerable <Attribute> attributes = prop.GetCustomAttributes(typeof(DeserializeAsAttribute), false);
if (attributes.Count() > 0)
#endif
{
DeserializeAsAttribute attribute = (DeserializeAsAttribute)attributes.First();
name = attribute.Name;
}
else
{
name = prop.Name;
}
string[] parts = name.Split('.');
IDictionary <string, object> currentData = data;
object value = null;
for (int i = 0; i < parts.Length; ++i)
{
string actualName = parts[i].GetNameVariants(this.Culture)
.FirstOrDefault(currentData.ContainsKey);
if (actualName == null)
{
break;
}
if (i == parts.Length - 1)
{
value = currentData[actualName];
}
else
{
currentData = (IDictionary <string, object>)currentData[actualName];
}
}
if (value != null)
{
prop.SetValue(target, this.ConvertValue(type, value), null);
}
}
return(target);
}
