Element Insert(Token.StartTag startTag)
{
Tag tag = Tag.ValueOf(startTag.Name());
// todo: wonder if for xml parsing, should treat all tags as unknown? because it's not html.
Element el = new Element(tag, _baseUri, startTag.Attributes);
InsertNode(el);
if (startTag.IsSelfClosing)
{
_tokeniser.AcknowledgeSelfClosingFlag();
if (!tag.IsKnownTag()) // unknown tag, remember this is self closing for output. see above.
tag.SetSelfClosing();
}
else
{
_stack.AddLast(el);
}
return el;
}
/**
* If the stack contains an element with this tag's name, pop up the stack to remove the first occurrence. If not
* found, skips.
*
* @param endTag
*/
private void PopStackToClose(Token.EndTag endTag)
{
string elName = endTag.Name();
Element firstFound = null;
IEnumerator<Element> it = _stack.GetDescendingEnumerator();
while (it.MoveNext())
{
Element next = it.Current;
if (next.NodeName.Equals(elName))
{
firstFound = next;
break;
}
}
if (firstFound == null)
{
return; // not found, skip
}
it = _stack.GetDescendingEnumerator();
List<Element> remove = new List<Element>();
while (it.MoveNext())
{
Element next = it.Current;
if (next == firstFound)
{
remove.Add(next);
break;
}
else
{
remove.Add(next);
}
}
foreach (Element item in remove)
{
_stack.Remove(item);
}
}
public Element InsertEmpty(Token.StartTag startTag)
{
Tag tag = Tag.ValueOf(startTag.Name());
Element el = new Element(tag, _baseUri, startTag.Attributes);
InsertNode(el);
if (startTag.IsSelfClosing)
{
_tokeniser.AcknowledgeSelfClosingFlag();
if (!tag.IsKnownTag()) // unknown tag, remember this is self closing for output
{
tag.SetSelfClosing();
}
}
return el;
}
public Element Insert(Token.StartTag startTag)
{
// handle empty unknown tags
// when the spec expects an empty tag, will directly hit insertEmpty, so won't generate fake end tag.
if (startTag.IsSelfClosing && !Tag.IsKnownTag(startTag.Name()))
{
Element el = InsertEmpty(startTag);
Process(new Token.EndTag(el.TagName())); // ensure we get out of whatever state we are in
return el;
}
Element element = new Element(Tag.ValueOf(startTag.Name()), _baseUri, startTag.Attributes);
Insert(element);
return element;
}
