OA系统

开发平台：

C#

downfile.aspx.cs：源码内容

							﻿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;
using System.IO;
using COM.OA.Entity;
using COM.OA.BLL;
public partial class gxxz_downfile : System.Web.UI.Page
{
    protected void Page_Load(object sender, EventArgs e)
    {
        //获取文件名称
        int id = Int32.Parse(this.Request.QueryString["id"]);
        files f = filesBLL.Select(id);
        
       
        FileInfo info = new FileInfo(Server.MapPath(@"../gxxz/upload/"+f.f_filename));
        Response.Clear();
        Response.ClearContent();
        Response.ClearHeaders();
        string urlName = HttpUtility.UrlEncode(f.f_filename,System.Text.Encoding.UTF8);
        Response.AddHeader("Content-Disposition", "attachment;filename=" + urlName);
        Response.AddHeader("Content-Length", info.Length.ToString());
        Response.AddHeader("Content-Transfer-Encoding", "binary");
        Response.ContentType = "application/octet-stream";
        Response.ContentEncoding = System.Text.Encoding.GetEncoding("gb2312");
        Response.WriteFile(info.FullName);
        Response.Flush();
        Response.End();
  
    }
}

						