public override bool Process(Token t, TreeBuilder tb) { if (t.IsCharacter()) { tb.NewPendingTableCharacters(); tb.MarkInsertionMode(); tb.Transition(InTableText); return tb.Process(t); } else if (t.IsComment()) { tb.Insert(t.AsComment()); } else if (t.IsDoctype()) { tb.Error(this); return false; } else if (t.IsStartTag()) { Token.StartTag startTag = t.AsStartTag(); string name = startTag.Name(); if (name.Equals("caption")) { tb.ClearStackToTableContext(); tb.InsertMarkerToFormattingElements(); tb.Insert(startTag); tb.Transition(InCaption); } else if (name.Equals("colgroup")) { tb.ClearStackToTableContext(); tb.Insert(startTag); tb.Transition(InColumnGroup); } else if (name.Equals("col")) { tb.Process(new Token.StartTag("colgroup")); return tb.Process(t); } else if (StringUtil.In(name, "tbody", "tfoot", "thead")) { tb.ClearStackToTableContext(); tb.Insert(startTag); tb.Transition(InTableBody); } else if (StringUtil.In(name, "td", "th", "tr")) { tb.Process(new Token.StartTag("tbody")); return tb.Process(t); } else if (name.Equals("table")) { tb.Error(this); bool processed = tb.Process(new Token.EndTag("table")); if (processed) // only ignored if in fragment { return tb.Process(t); } } else if (StringUtil.In(name, "style", "script")) { return tb.Process(t, InHead); } else if (name.Equals("input")) { if (!startTag.Attributes["type"].Equals("hidden", StringComparison.InvariantCultureIgnoreCase)) { return AnythingElse(t, tb); } else { tb.InsertEmpty(startTag); } } else if (name.Equals("form")) { tb.Error(this); if (tb.FormElement != null) return false; else { Element form = tb.InsertEmpty(startTag); tb.FormElement = form; } } else { return AnythingElse(t, tb); } } else if (t.IsEndTag()) { Token.EndTag endTag = t.AsEndTag(); string name = endTag.Name(); if (name.Equals("table")) { if (!tb.InTableScope(name)) { tb.Error(this); return false; } else { tb.PopStackToClose("table"); } tb.ResetInsertionMode(); } else if (StringUtil.In(name, "body", "caption", "col", "colgroup", "html", "tbody", "td", "tfoot", "th", "thead", "tr")) { tb.Error(this); return false; } else { return AnythingElse(t, tb); } } else if (t.IsEOF()) { if (tb.CurrentElement.NodeName.Equals("html")) tb.Error(this); return true; // stops parsing } return AnythingElse(t, tb); }
protected bool IsWhitespace(Token t) { if (t.IsCharacter()) { string data = t.AsCharacter().Data.ToString(); // todo: this checks more than spec - "\t", "\n", "\f", "\r", " " for (int i = 0; i < data.Length; i++) { char c = data[i]; if (!char.IsWhiteSpace(c)) { return false; } } return true; } return false; }
// in script, style etc. normally treated as data tags public override bool Process(Token t, TreeBuilder tb) { if (t.IsCharacter()) { tb.Insert(t.AsCharacter()); } else if (t.IsEOF()) { tb.Error(this); // if current node is script: already started tb.Pop(); tb.Transition(tb.OriginalState); return tb.Process(t); } else if (t.IsEndTag()) { // if: An end tag whose tag name is "script" -- scripting nesting level, if evaluating scripts tb.Pop(); tb.Transition(tb.OriginalState); } return true; }