Web/GetResourceFile.aspx.cs

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using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;
using CityMgr;

namespace WebApp
{
    public partial class GetResourceFile : System.Web.UI.Page
    {
        // 获取资源文件
        protected void Page_Load(object sender, EventArgs e)
        {
            string strResId = Request["id"];
            bool IsLocatePic = Convert.ToBoolean(Request["IsLocPic"]);
            if (strResId == null)
            {
                Response.Write("参数错误");
                Response.End();
            }
            Guid gid = Guid.Parse(strResId);
            //Response.Write(gid);
            LxResource res = LxResource.GetData(gid);
            
            if (res == null)
            {
                Response.Write("找不到资源");
                Response.End();
            }

            byte[] con = res.GetResource();
            if (con == null)
            {
                Response.Write("找不到文件!!");
                Response.End();
            }
            Response.Clear();
            Response.ClearContent();
            Response.ClearHeaders();
            Response.AddHeader("Content-Disposition", "attachment;filename=\"" + Server.UrlEncode(res.Name + (res.ExtFileName.Length >= 1 ? "" + res.ExtFileName : "")) + "\"");
            Response.AddHeader("Content-Length", con.Length.ToString());
            Response.AddHeader("Content-Transfer-Encoding", "binary"); 
            Response.ContentType = "application/octet-stream";
            Response.BinaryWrite(con);
            Response.Flush();
            Response.End();
        }
    }
}