public static byte[] GetHtmlPage(HttpListenerRequest request) {
string format = @"<!DOCTYPE html>
<html lang=""en"">
<head><meta charset=""UTF-8"">{0}</head>
<body>{1}</body>
</html>";
string head = "<title>Test WebServer</title>";
var body = new StringBuilder();
body.Append("<h1>Request Info</h1>");
body.Append("<h2>Request Header:</h2>");
// Header infomation
var headers = from key in request.Headers.AllKeys
select $"<div>{key} : {string.Join(",", request.Headers.GetValues(key))}</div>";
body.Append(string.Join("", headers));
//Extract request properties
body.Append("<h2>Request properties:</h2>");
var properties = request.GetType().GetProperties();
foreach (var property in properties)
{
var name_pro = property.Name;
string value_pro;
try {
value_pro = property.GetValue(request).ToString();
}
catch (Exception e) {
value_pro = e.Message;
}
body.Append($"<div>{name_pro} : {value_pro}</div>");
};
string html = string.Format(format, head, body.ToString());
return Encoding.UTF8.GetBytes(html);
}
