public static string GetLastMessageText_Html(string rawBody)
{
CQ dom = rawBody;
const string outlookDesktopSeparatorStyle = "border:none;border-top:solid #E1E1E1 1.0pt;padding:3.0pt 0in 0in 0in";
const string outlookMobileSeparatorStyle = "display:inline-block;width:98%";
// There's no well-defined way to parse the latest email from a thread
// We have to use heuristics to cover different email clients
foreach (IDomObject element in dom["*"])
{
// Lots of email clients insert html elements as message delimiters which have styling but no inner text
// This block checks for some of these patterns
if (string.Equals(element.NodeName, "div", StringComparison.OrdinalIgnoreCase) &&
(element.Id == "divRplyFwdMsg" || element.Id == "x_divRplyFwdMsg" || outlookDesktopSeparatorStyle.Equals(element.GetAttribute("style"))))
{
IDomContainer parent = element.ParentNode;
RemoveSubsequent(parent);
parent.Remove();
break;
}
if (string.Equals(element.NodeName, "hr", StringComparison.OrdinalIgnoreCase) &&
outlookMobileSeparatorStyle.Equals(element.GetAttribute("style")))
{
RemoveSubsequent(element);
element.Remove();
break;
}
if (!element.ChildElements.Any() && !string.IsNullOrWhiteSpace(element.InnerText))
{
var separatorIndex = IndexOfAny(element.InnerText, MessageBorderMarkers);
if (separatorIndex.HasValue)
{
element.InnerText = element.InnerText.Substring(0, separatorIndex.Value);
RemoveSubsequent(element);
break;
}
}
}
return(dom.Render());
}
