using System; using System.Web; using System.Xml; public class Chat : IHttpHandler { public void ProcessRequest (HttpContext context) { context.Response.ContentType = "text/plain"; string strContent = context.Request.QueryString["c"].ToString(); string strFromId = context.Request.QueryString["f"].ToString(); string strSendId = context.Request.QueryString["s"].ToString(); int intSuccess = 0; string strDate = DateTime.Now.ToString("HH:mm:ss"); XmlDocument xmlDoc = new XmlDocument(); try { xmlDoc.Load(context.Server.MapPath("Chat.xml")); XmlNode root = xmlDoc.SelectSingleNode("chat"); XmlElement xmlE = xmlDoc.CreateElement("message"); xmlE.SetAttribute("fId",strFromId); xmlE.SetAttribute("sId",strSendId); XmlElement xmlEd = xmlDoc.CreateElement("datetime"); xmlEd.InnerText = strDate; xmlE.AppendChild(xmlEd); XmlElement xmlEc = xmlDoc.CreateElement("content"); xmlEc.InnerText = strContent; xmlE.AppendChild(xmlEc); root.AppendChild(xmlE); xmlDoc.Save(context.Server.MapPath("Chat.xml")); intSuccess = 1; } catch(Exception ex) { throw ex; } context.Response.Write(intSuccess); } public bool IsReusable { get { return false; } } }