source/webmanage/handler/uploadfiles.ashx

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<%@ WebHandler Language="C#" Class="uploadfiles" %>

using System;
using System.Collections.Generic;

using System.Web;
using System.Web.SessionState;
using System.Configuration;
using System.Data.SqlClient;
using System.Data;
using System.Data.OleDb;
using System.Text;
using System.Net;


public class uploadfiles : IHttpHandler, IRequiresSessionState
{

    public void ProcessRequest(HttpContext context)
    {
        context.Response.ContentType = "text/plain";
        String LAN = "";
        if (StringUtil.isEmpty(context.Session["admin"]))
        {
            HttpFileCollection files = context.Request.Files;
            //context.Response.AddHeader("sessionstatus", "timeout");
            context.Response.Write("timeout");
            return;
        }
        //数据库连接
        if (StringUtil.isEmpty(context.Request["languageID"]))
        {
            context.Response.AddHeader("sessionstatus", "timeout");
            context.Response.Write("timeout");
            return;
        }
        else
        {
            //更新连接数据库
            int id = int.Parse(context.Request["languageID"].ToString());
            SqlDataReader dr = UserDBS.reDr("select [path] from [language] where [id]=" + id);
            dr.Read();
            LAN = dr.GetValue(0).ToString();
            dr.Close();
        }

        if (context.Request["action"] == "uploadImages")
        {
            Boolean watermark = !StringUtil.isEmpty(context.Request["watermark"]) && context.Request["watermark"].ToString() == "true" ? true : false;

            HttpFileCollection files = context.Request.Files;

            String newFileName = "";
            try
            {

                //定义访问客户端上传文件的对象
                System.Web.HttpPostedFile postedFile = files[0];
                string FileType = postedFile.ContentType.ToString();//获取要上传的文件类型,验证文件头