private void ParseHTagsAndAddAnchors(HtmlNode parentNode)
{
foreach (HtmlNode node in parentNode.ChildNodes)
{
string tagName = node.Name;
string title = node.InnerText;
if (tagName.StartsWith("h"))
{
// Use the H number (e.g. 2 for H2) as the current level in the tree
int level = 0;
int.TryParse(tagName.ToLower().Replace("h", ""), out level);
// Sanity check for bad markup
if (level > 1)
{
Item item = _tree.AddItemAtLevel(level, title);
// Insert an achor tag after the header as a reference
HtmlNode anchor = HtmlNode.CreateNode(string.Format(@"<a name=""{0}""></a>", item.Id));
node.PrependChild(anchor);
}
}
else if (node.HasChildNodes)
{
ParseHTagsAndAddAnchors(node);
}
}
}
private void ParseHTagsAndAddAnchors(IHtmlDocument document, IElement parentElement)
{
foreach (IElement element in parentElement.Children)
{
string tagName = element.NodeName.ToLower();
string title = element.TextContent;
if (tagName.StartsWith("h") && tagName.Length == 2)
{
// Use the H number (e.g. 2 for H2) as the current level in the tree
int level = 0;
int.TryParse(tagName.ToLower().Replace("h", ""), out level);
// Level sanity check for bad markup
if (level > 1)
{
Item item = _tree.AddItemAtLevel(level, title);
// Insert an achor tag after the header as a reference
IElement anchor = document.CreateElement("a");
anchor.SetAttribute("name", item.Id);
element.InnerHtml = anchor.OuterHtml + element.InnerHtml;
}
}
else if (element.HasChildNodes)
{
ParseHTagsAndAddAnchors(document, element);
}
}
}
