private object DictionaryXmlNodeListToObject(XmlNodeList nodeList, System.Type dictionaryType)
{
object dictionary = Activator.CreateInstance(dictionaryType);
Type keyType = dictionaryType.GetTypeInfo().GenericTypeArguments[0];
Type valueType = dictionaryType.GetTypeInfo().GenericTypeArguments[1];
foreach (XmlNode node in nodeList)
{
object key = node.Name; // will be replaced with dictionary mapper later
object value = CreateInstanceOfType(valueType);
if (valueType.IsClass && MetaDataCache.Contains(valueType))
{
value = ToObject(value, node, node.Name);
}
else
{
value = node.InnerText;
}
dictionaryType.GetMethod("Add").Invoke(dictionary, new[] { node.Name, value });
}
return(dictionary);
}
public XmlMapper()
{
if (MetaDataCache.Contains <T>())
{
ClassMetaData metaData = MetaDataCache.Get <T>();
if (metaData.ClassAttributeContext.ContainsAttribute <XmlMapperAttribute>())
{
xmlMapperAttribute = metaData.ClassAttributeContext.GetAttribute <XmlMapperAttribute>();
}
}
}
private XElement CollectionToXElement(object collection, string parentNodeName, string childNodeName)
{
XElement propertyElement = new XElement(parentNodeName);
Type containedType = collection.GetType().GenericTypeArguments[0];
foreach (var item in (ICollection)collection)
{
XElement itemElement = new XElement(childNodeName);
if (containedType.IsClass && MetaDataCache.Contains(containedType))
{
itemElement = ToXml(item, item.GetType(), itemElement, childNodeName);
}
else
{
itemElement.SetValue(item);
}
propertyElement.Add(itemElement);
}
return(propertyElement);
}
private XElement DictionaryToXElement(object dictionary, string parentNodeName)
{
XElement propertyElement = new XElement(parentNodeName);
Type keyType = dictionary.GetType().GenericTypeArguments[0];
Type valueType = dictionary.GetType().GenericTypeArguments[1];
foreach (DictionaryEntry kvp in (IDictionary)dictionary)
{
// TODO - this will call converter that converts Dictionary key to XElement
XElement itemElement = new XElement(kvp.Key.ToString());
if (valueType.IsClass && MetaDataCache.Contains(valueType))
{
itemElement = ToXml(kvp.Value, kvp.Value.GetType(), itemElement, itemElement.Name.LocalName);
}
else
{
itemElement.SetValue(kvp.Value);
}
propertyElement.Add(itemElement);
}
return(propertyElement);
}
private object CollectionXmlNodeListToObject(XmlNodeList nodeList, Type collectionType)
{
object collection = CreateInstanceOfType(collectionType);
Type containedType = collectionType.GetTypeInfo().GenericTypeArguments[0];
Type iCollectionType = typeof(ICollection <>).MakeGenericType(containedType);
foreach (XmlNode node in nodeList)
{
object value = CreateInstanceOfType(containedType);
if (containedType.IsClass && MetaDataCache.Contains(containedType))
{
value = ToObject(value, node, node.Name);
}
else
{
value = node.InnerText;
}
iCollectionType.GetMethod("Add").Invoke(collection, new[] { value });
}
return(collection);
}
private object ToObject(object instance, XmlNode xmlNode, string nodeName = null)
{
Type type = instance.GetType();
ClassMetaData classMetaData = MetaDataCache.Get(type);
XmlMappingOperation xmlMappingOperation = xmlMapperAttribute.MappingOperation;
if (classMetaData.ClassAttributeContext.ContainsAttribute <XmlMapperAttribute>())
{
XmlMapperAttribute xmlMapper = classMetaData.ClassAttributeContext.GetAttribute <XmlMapperAttribute>();
xmlMappingOperation = xmlMapper.MappingOperation;
if (nodeName == null)
{
nodeName = xmlMapper.ParentNodeName;
xmlNode = xmlNode.SelectSingleNode($"//{nodeName}");
}
}
foreach (IFieldPropertyInfo property in classMetaData.Properties)
{
string propertyName = property.Name;
System.Type propertyType = property.Type;
if (classMetaData.HasPropertyAttributeContext <PropertyAttributeContext>(property))
{
PropertyAttributeContext propertyAttributeContext = classMetaData.GetAttributeContextForProperty <PropertyAttributeContext>(property);
if (propertyAttributeContext.HasIgnoreAttribute)
{
continue;
}
propertyName = propertyAttributeContext.HasNameAttribute ? propertyAttributeContext.NameAttribute.Name : propertyName;
}
object propertyValue = GetNodeValue(xmlMappingOperation, xmlNode, nodeName, propertyName);
if (classMetaData.HasPropertyAttributeContext <XmlPropertyAttributeContext>(property))
{
XmlPropertyAttributeContext xmlPropertyAttributeContext = classMetaData.GetAttributeContextForProperty <XmlPropertyAttributeContext>(property);
if (xmlPropertyAttributeContext.HasXmlListAttribute)
{
XmlListAttribute xmlList = xmlPropertyAttributeContext.XmlListAttribute;
XmlNodeList results = xmlNode.SelectNodes($"//{nodeName}/{propertyName}/{xmlList.NodeName}");
if (results.Count > 0)
{
object childInstance = CollectionXmlNodeListToObject(results, propertyType);
property.SetValue(instance, childInstance);
}
continue;
}
else if (xmlPropertyAttributeContext.HasXmlDictionaryAttribute)
{
XmlDictionaryAttribute xmlList = xmlPropertyAttributeContext.XmlDictionaryAttribute;
XmlNodeList results = xmlNode.SelectNodes($"//{nodeName}/{propertyName}/*");
if (results.Count > 0)
{
object childInstance = DictionaryXmlNodeListToObject(results, propertyType);
property.SetValue(instance, childInstance);
}
continue;
}
else if (xmlPropertyAttributeContext.HasXmlFlattenHierarchyAttribute)
{
object childInstance = Activator.CreateInstance(propertyType);
childInstance = ToObject(childInstance, xmlNode, nodeName);
property.SetValue(instance, childInstance);
continue;
}
else if (xmlPropertyAttributeContext.HasXmlPropertyConverterAttribute && propertyValue != null)
{
XmlPropertyConverterAttribute converter = xmlPropertyAttributeContext.XmlPropertyConverterAttribute;
try
{
propertyValue = converter.ConvertToSourceType(propertyValue);
}
catch (Exception ex)
{
throw new XmlPropertyConverterException("XmlPropertyConverter threw an exception", ex);
}
}
}
else
{
if (propertyType.IsDictionary())
{
XmlNodeList results = xmlNode.SelectNodes($"//{nodeName}/{propertyName}/*");
if (results.Count > 0)
{
object childInstance = DictionaryXmlNodeListToObject(results, propertyType);
property.SetValue(instance, childInstance);
}
continue;
}
else if (propertyType.IsCollection())
{
string listItemNodeName = propertyType.GenericTypeArguments[0].Name;
XmlNodeList results = xmlNode.SelectNodes($"//{nodeName}/{propertyName}/{listItemNodeName}");
if (results.Count > 0)
{
object childInstance = CollectionXmlNodeListToObject(results, propertyType);
property.SetValue(instance, childInstance);
}
continue;
}
if (propertyType.IsClass && MetaDataCache.Contains(propertyType))
{
// TODO: Dont think this will work
object childInstance = Activator.CreateInstance(propertyType);
XmlNode results = xmlNode.SelectSingleNode($"//{nodeName}/{propertyName}");
if (results != null)
{
childInstance = ToObject(childInstance, results, propertyName);
property.SetValue(instance, childInstance);
}
continue;
}
}
if (propertyValue == null)
{
continue;
}
property.SetValue(instance, UniversalTypeConverter.Convert(propertyValue, propertyType));
}
return(instance);
}
private XElement ToXml(object instance, Type type, XElement element = null, string nodeName = null)
{
ClassMetaData classMetaData = MetaDataCache.Get(type);
XmlMappingOperation xmlMappingOperation = xmlMapperAttribute.MappingOperation;
bool ignoreNulls = xmlMapperAttribute.IgnoreNulls;
if (classMetaData.ClassAttributeContext.ContainsAttribute <XmlMapperAttribute>())
{
XmlMapperAttribute xmlMapper = classMetaData.ClassAttributeContext.GetAttribute <XmlMapperAttribute>();
xmlMappingOperation = xmlMapper.MappingOperation;
ignoreNulls = xmlMapper.IgnoreNulls;
if (element == null)
{
element = new XElement(xmlMapper.ParentNodeName);
nodeName = xmlMapper.ParentNodeName;
}
}
//element.Name = nodeName;
foreach (IFieldPropertyInfo property in classMetaData.Properties)
{
string propertyName = property.Name;
object propertyValue = property.GetValue(instance);
Type propertyType = property.Type;
if (propertyValue == null && ignoreNulls)
{
continue;
}
if (classMetaData.HasPropertyAttributeContext <PropertyAttributeContext>(property))
{
PropertyAttributeContext propertyAttributeContext = classMetaData.GetAttributeContextForProperty <PropertyAttributeContext>(property);
if (propertyAttributeContext.HasIgnoreAttribute)
{
continue;
}
propertyName = propertyAttributeContext.HasNameAttribute ? propertyAttributeContext.NameAttribute.Name : propertyName;
}
if (classMetaData.HasPropertyAttributeContext <XmlPropertyAttributeContext>(property))
{
XmlPropertyAttributeContext xmlPropertyAttributeContext = classMetaData.GetAttributeContextForProperty <XmlPropertyAttributeContext>(property);
if (xmlPropertyAttributeContext.HasXmlPropertyConverterAttribute && propertyValue != null)
{
XmlPropertyConverterAttribute converter = xmlPropertyAttributeContext.XmlPropertyConverterAttribute;
try
{
propertyValue = converter.ConvertToDestinationType(propertyValue);
AddToXElement(element, xmlMappingOperation, propertyName, propertyValue);
continue;
}
catch (Exception ex)
{
throw new XmlPropertyConverterException("XmlPropertyConverter threw an exception", ex);
}
}
else if (xmlPropertyAttributeContext.HasXmlDictionaryAttribute)
{
XmlDictionaryAttribute xmlDictionary = xmlPropertyAttributeContext.XmlDictionaryAttribute;
element.Add(DictionaryToXElement(propertyValue, propertyName));
continue;
}
else if (xmlPropertyAttributeContext.HasXmlListAttribute)
{
XmlListAttribute xmlList = xmlPropertyAttributeContext.XmlListAttribute;
element.Add(CollectionToXElement(propertyValue, propertyName, xmlList.NodeName));
continue;
}
else if (xmlPropertyAttributeContext.HasXmlFlattenHierarchyAttribute)
{
element = ToXml(propertyValue, propertyType, element, propertyName);
continue;
}
}
else
{
if (propertyType.IsDictionary())
{
element.Add(DictionaryToXElement(propertyValue, propertyName));
continue;
}
else if (propertyType.IsCollection())
{
element.Add(CollectionToXElement(propertyValue, propertyName, propertyType.GenericTypeArguments[0].Name));
continue;
}
else if (propertyType.IsClass && MetaDataCache.Contains(propertyType))
{
XElement propertyElement = new XElement(propertyName);
propertyElement = ToXml(propertyValue, propertyType, propertyElement, propertyName);
element.Add(propertyElement);
continue;
}
}
AddToXElement(element, xmlMappingOperation, propertyName, propertyValue);
}
return(element);
}