class1.cs

對c#初學者參考..為課題asp.net 2.0教材代碼

using System.Web;

public class SimpleRewriter : System.Web.IHttpModule
{

    HttpApplication _application = null;

    public void Init(HttpApplication context)
    {
        context.BeginRequest += new System.EventHandler(context_BeginRequest);
        _application = context;
    }

    public void Dispose()
    {
    }

    private void context_BeginRequest(object sender, System.EventArgs e)
    {
        string requesturl =
            _application.Context.Request.Path.Substring(0,
                _application.Context.Request.Path.LastIndexOf("//")
            );

        //Here is where we parse the original request url to determine
        //the querystring parameters for the unfriendly url
        string[] parameters = requesturl.Split(new char[] { '/' });

        if (parameters.Length > 1)
        {
            string firstname = parameters[1];
            string lastname = parameters[2];

            //Rewrite the request path
            _application.Context.RewritePath("~/unfriendly.aspx?firstname=" +
                firstname + "&lastname=" + lastname);
        }
    }
}