private bool MatchesNode(object node, TextSearch search)
{
if (node is HtmlElementNode htmlElementNode)
{
return(search.IsMatch(htmlElementNode.TagName) ||
MatchesAttributes(htmlElementNode.Attributes, search));
}
else if (node is HtmlCDataNode htmlCDataNode)
{
return(search.IsMatch(htmlCDataNode.InnerHtml));
}
else if (node is HtmlTextNode htmlTextNode)
{
return(search.IsMatch(htmlTextNode.Text));
}
else if (node is HtmlHeaderNode htmlHeaderNode)
{
return(MatchesAttributes(htmlHeaderNode.Attributes, search));
}
else if (node is XmlHeaderNode xmlHeaderNode)
{
return(MatchesAttributes(xmlHeaderNode.Attributes, search));
}
else if (node is SoftCircuits.HtmlMonkey.HtmlDocument)
{
// Root node
}
else
{
Debug.Assert(false);
}
return(false);
}
private bool MatchesAttributes(HtmlAttributeCollection attributes, TextSearch search)
{
foreach (var attribute in attributes)
{
if (search.IsMatch(attribute.Name) || search.IsMatch(attribute.Value))
{
return(true);
}
}
return(false);
}