public override Boolean Apply(Element element)
{
if (!element.HasAttribute(Parent.Name))
element.SetAttribute(Parent.Name, Value);
else if (IsFixed)
return element.GetAttribute(Parent.Name) == Value;
return true;
}
public override Boolean Check(Element element)
{
var attr = element.GetAttribute(Parent.Name);
if (attr == null)
return true;
switch (Value)
{
case TokenizedType.ENTITIES:
{
//TODO
break;
}
case TokenizedType.ENTITY:
{
//TODO
break;
}
case TokenizedType.ID:
{
if (String.IsNullOrEmpty(attr) || !attr[0].IsXmlNameStart())
return false;
for (int i = 1; i < attr.Length; i++)
if (!attr[i].IsXmlName())
return false;
//TODO only one ID per element
return true;
}
case TokenizedType.IDREF:
{
if (String.IsNullOrEmpty(attr) || !attr[0].IsXmlNameStart())
return false;
for (int i = 1; i < attr.Length; i++)
if (!attr[i].IsXmlName())
return false;
//TODO check reference
return true;
}
case TokenizedType.IDREFS:
{
var start = true;
for (int i = 0; i < attr.Length; i++)
{
if (!attr[i].IsSpaceCharacter())
{
if (start && !attr[i].IsXmlNameStart())
return false;
else if (!start && !attr[i].IsXmlName())
return false;
else if (start)
start = false;
}
else
start = true;
}
//TODO check references
return true;
}
case TokenizedType.NMTOKEN:
{
for (int i = 0; i < attr.Length; i++)
if (!attr[i].IsXmlName())
return false;
return true;
}
case TokenizedType.NMTOKENS:
{
for (int i = 0; i < attr.Length; i++)
if (!attr[i].IsSpaceCharacter() && !attr[i].IsXmlName())
return false;
break;
}
}
return true;
}