private static void XmlReadAnchorAttributesNode(XElement element, CSEntryChange csentry)
{
foreach (var child in element.Elements().Where(t => t.Name.LocalName == "anchor-attribute"))
{
CSEntryChangeXmlImport.XmlReadAnchorAttributeNode(child, csentry);
}
}
private static void XmlReadAttributeChangesNode(XElement element, CSEntryChange csentry, bool throwOnMissingAttribute)
{
foreach (var child in element.Elements().Where(t => t.Name.LocalName == "attribute-change"))
{
CSEntryChangeXmlImport.XmlReadAttributeChangeNode(child, csentry, throwOnMissingAttribute);
}
}
public static AcmaCSEntryChange ImportFromXml(XElement element, bool throwOnMissingAttribute)
{
AcmaCSEntryChange csentry = new AcmaCSEntryChange();
CSEntryChangeXmlImport.ImportFromXml(element, csentry, throwOnMissingAttribute);
return(csentry);
}
public void ReadXml(XmlReader reader)
{
var doc = XDocument.Load(reader.ReadSubtree());
XElement element = doc.Root.Elements().FirstOrDefault();
if (element == null)
{
throw new ArgumentException("The XML stream did not contain the object-change element");
}
CSEntryChangeXmlImport.ImportFromXml(element, this, false);
}
private static List <ValueChange> GetValueChanges(XElement element, ExtendedAttributeType attributeType)
{
List <ValueChange> valueChanges = new List <ValueChange>();
foreach (var child in element.Elements().Where(t => t.Name.LocalName == "value-change"))
{
ValueChange change = CSEntryChangeXmlImport.GetValueChange(child, attributeType);
if (change != null)
{
valueChanges.Add(change);
}
}
return(valueChanges);
}
private static void XmlReadAttributeChangeNode(XElement element, CSEntryChange csentry, bool throwOnMissingAttribute)
{
string name = null;
AttributeModificationType modificationType = AttributeModificationType.Unconfigured;
ExtendedAttributeType dataType = ExtendedAttributeType.Undefined;
List <ValueChange> valueChanges = null;
AttributeChange attributeChange = null;
foreach (var child in element.Elements())
{
if (child.Name.LocalName == "name")
{
name = (string)child;
}
else if (child.Name.LocalName == "modification-type")
{
string modificationTypeString = (string)child;
if (!Enum.TryParse <AttributeModificationType>(modificationTypeString, out modificationType))
{
throw new InvalidCastException(string.Format("Cannot convert '{0}' to type {1}", modificationTypeString, typeof(AttributeModificationType).Name));
}
}
else if (child.Name.LocalName == "data-type")
{
string dataTypeString = (string)child;
if (!Enum.TryParse <ExtendedAttributeType>(dataTypeString, out dataType))
{
throw new InvalidCastException(string.Format("Cannot convert '{0}' to type '{1}'", dataTypeString, typeof(ExtendedAttributeType).Name));
}
}
else if (child.Name.LocalName == "value-changes")
{
if (string.IsNullOrWhiteSpace(name))
{
throw new ArgumentException("The attribute name must appear first in the list of <attribute-change> elements");
}
if (dataType == ExtendedAttributeType.Undefined)
{
if (ActiveConfig.DB == null)
{
throw new NotConnectedException("The CSEntryChange did not specify a data type in the attribute change, and there was no active connection to the database to resolve it internally");
}
else
{
AcmaSchemaAttribute attribute = null;
try
{
attribute = ActiveConfig.DB.GetAttribute(name);
dataType = attribute.Type;
}
catch (NoSuchAttributeException)
{
if (throwOnMissingAttribute)
{
throw;
}
else
{
continue;
}
}
}
}
valueChanges = CSEntryChangeXmlImport.GetValueChanges(child, dataType);
}
}
switch (modificationType)
{
case AttributeModificationType.Add:
if (valueChanges.Count == 0)
{
// discard attribute change with no values
return;
}
attributeChange = AttributeChange.CreateAttributeAdd(name, valueChanges.Where(t => t.ModificationType == ValueModificationType.Add).Select(t => t.Value).ToList());
break;
case AttributeModificationType.Replace:
if (valueChanges.Count == 0)
{
// discard attribute change with no values
return;
//throw new ArgumentException("The attribute replace in the CSEntry provided no values");
}
attributeChange = AttributeChange.CreateAttributeReplace(name, valueChanges.Where(t => t.ModificationType == ValueModificationType.Add).Select(t => t.Value).ToList());
break;
case AttributeModificationType.Delete:
attributeChange = AttributeChange.CreateAttributeDelete(name);
break;
case AttributeModificationType.Update:
if (valueChanges.Count == 0)
{
// discard attribute change with no values
return;
//throw new ArgumentException("The attribute update in the CSEntry provided no values");
}
attributeChange = AttributeChange.CreateAttributeUpdate(name, valueChanges);
break;
case AttributeModificationType.Unconfigured:
default:
throw new UnknownOrUnsupportedModificationTypeException(modificationType);
}
csentry.AttributeChanges.Add(attributeChange);
}
