downloadtxt.aspx.cs

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using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;

public partial class downloadtxt : System.Web.UI.Page
{
    protected void Page_Load(object sender, EventArgs e)
    {
        if (Request.QueryString["tid"] != null && Regular.IsInt(Request.QueryString["tid"]))
        {
            int tid = int.Parse(Request.QueryString["tid"]);
            object fname = SqlStore.EbookDown(tid);

            if (fname != DBNull.Value)
            {
                fname += ".rar";
                Response.AddHeader("content-type", "application/x-msdownload");
                Response.AddHeader("Content-Disposition", "attachment; filename=" + HttpUtility.UrlEncode((string)fname, System.Text.Encoding.UTF8));
                fname = Server.MapPath("novel/" + tid / 1000 + "/" + tid + "/") + fname;
                Response.WriteFile((string)fname);
            }
            Response.End();
        }
    }
}