public static void Rebuild(XDocument doc)
{
if (string.Compare(doc.Root.Name.LocalName, "html", true) != 0)
{
var root = new XElement("html");
doc.Root.ReplaceWith(root);
}
return;
foreach (var item in (from e in doc.Descendants()
let n = new { Element = e, Ancestors = e.Ancestors() }
orderby n.Ancestors.Count() descending
select n))
{
if (item.Element.Parent == null)
{
continue;
}
var rule = ElementPositioningRule.Get(item.Element.Name.LocalName.ToLowerInvariant());
if (rule == null)
{
continue;
}
// restrict children according to whether or not they are text nodes
if (rule.TextChildren.HasValue)
{
var textNodes = (IEnumerable <XText>)item.Element.Nodes().Where(n => n is XText);
if (rule.TextChildren.Value)
{
var sb = new StringBuilder();
foreach (var node in textNodes)
{
sb.Append(node.Value);
}
item.Element.RemoveNodes();
item.Element.Add(new XText(sb.ToString()));
}
else
{
foreach (var node in textNodes)
{
node.Remove();
}
}
}
//DocumentArea area
//rule.Area
}
}
public static ElementPositioningRule Get(string tagName)
{
lock (typeof(ElementPositioningRule))
{
if (_rules == null)
{
_rules = new Dictionary <string, ElementPositioningRule>();
foreach (Type type in typeof(ElementPositioningRule).Assembly.GetTypes().Where(t => !t.IsAbstract && t.IsSubclassOf(typeof(ElementPositioningRule))))
{
ElementPositioningRule rule = (ElementPositioningRule)Activator.CreateInstance(type);
_rules.Add(rule.TagName, rule);
}
}
ElementPositioningRule r;
return(_rules.TryGetValue(tagName, out r) ? r : null);
}
}