JumboTCMS_src/JumboTCMS.WebFile/_libs/kindeditor-4.1.10/asp.net/upload_json.ashx

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<%@ webhandler Language="C#" class="Upload" %>
using System;
using System.Collections;
using System.Web;
using System.IO;
using System.Globalization;
using LitJson;

public class Upload : IHttpHandler
{
	private HttpContext context;
    /// <summary>
    /// 获取querystring
    /// </summary>
    /// <param name="s">参数名</param>
    /// <returns>返回值</returns>
    public string q(string s)
    {
        if (HttpContext.Current.Request.QueryString[s] != null && HttpContext.Current.Request.QueryString[s] != "")
        {
            return JumboTCMS.Utils.Strings.SafetyQueryS(HttpContext.Current.Request.QueryString[s].ToString());
        }
        return string.Empty;
    }
	public void ProcessRequest(HttpContext context)
	{
		String aspxUrl = context.Request.Path.Substring(0, context.Request.Path.LastIndexOf("/") + 1);
		
		//文件保存目录路径
        String savePath = "/uploadfiles/";

		//文件保存目录URL
        //String saveUrl = aspxUrl + "/uploads/";
        String saveUrl = "/uploadfiles/";

		//定义允许上传的文件扩展名
		Hashtable extTable = new Hashtable();
		extTable.Add("image", "gif,jpg,jpeg,png,bmp");
		extTable.Add("flash", "swf,flv");
		extTable.Add("media", "swf,flv,mp3,wav,wma,wmv,avi,mpg");
		extTable.Add("file", "doc,docx,xls,xlsx,ppt,zip,rar");

		//最大文件大小
		int maxSize = 1000000;
		this.context = context;

		HttpPostedFile imgFile = context.Request.Files["imgFile"];
		if (imgFile == null)
		{
			showError("请选择文件。");
		}

		String dirPath = context.Server.MapPath(savePath);
		if (!Directory.Exists(dirPath))
		{
			showError("上传目录不存在。");
		}

		String dirName = context.Request.QueryString["dir"];
		if (String.IsNullOrEmpty(dirName)) {