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?#pragma checksum "D:\wwwroot\lndyx\wwwroot\admin\kindeditor\asp.net\upload_json.ashx" "{406ea660-64cf-4c82-b6f0-42d48172a799}" "FC47BB49729A7164803EA60AB5F8C4CC"

#line 1 "D:\wwwroot\lndyx\wwwroot\admin\kindeditor\asp.net\upload_json.ashx"


/**
 * KindEditor ASP.NET
 *
 * 本ASP.NET法式是演示法式
，建议不要直接在现实项目中使用
。
 * 若是您确定直接使用本法式
，使用之前请仔细确认有关安全设置
。
 *
 */

using System;
using System.Collections;
using System.Web;
using System.IO;
using System.Globalization;
using LitJson;

public class Upload : IHttpHandler
{
	private HttpContext context;

	public void ProcessRequest(HttpContext context)
	{
		String aspxUrl = context.Request.Path.Substring(0, context.Request.Path.LastIndexOf("/") + 1);
		
		//文件保留目录蹊径
		String savePath = "/uploads/";

		//文件保留目录URL
        String saveUrl = "/uploads/";

		//界说允许上传的文件扩大名
		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,mid,avi,mpg,asf,rm,rmvb");
		extTable.Add("file", "doc,docx,xls,xlsx,ppt,zip,rar,gz,bz2");

		//最大文件大幼
		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)) {
			dirName = "image";
		}
		if (!extTable.ContainsKey(dirName)) {
			showError("目录名不正确
。");
		}

		String fileName = imgFile.FileName;
		String fileExt = Path.GetExtension(fileName).ToLower();

		if (imgFile.InputStream == null || imgFile.InputStream.Length > maxSize)
		{
			showError("上传文件大幼超过限度
。");
		}

		if (String.IsNullOrEmpty(fileExt) || Array.IndexOf(((String)extTable[dirName]).Split(','), fileExt.Substring(1).ToLower()) == -1)
		{
			showError("上传文件扩大名是不允许的扩大名
。\n只允许" + ((String)extTable[dirName]) + "体式
。");
		}

		//创建文件夹
		dirPath += dirName + "/";
		saveUrl += dirName + "/";
		if (!Directory.Exists(dirPath)) {
			Directory.CreateDirectory(dirPath);
		}
		String ymd = DateTime.Now.ToString("yyyyMMdd", DateTimeFormatInfo.InvariantInfo);
		dirPath += ymd + "/";
		saveUrl += ymd + "/";
		if (!Directory.Exists(dirPath)) {
			Directory.CreateDirectory(dirPath);
		}

		String newFileName = DateTime.Now.ToString("yyyyMMddHHmmss_ffff", DateTimeFormatInfo.InvariantInfo) + fileExt;
		String filePath = dirPath + newFileName;

		imgFile.SaveAs(filePath);

		String fileUrl = saveUrl + newFileName;

		Hashtable hash = new Hashtable();
		hash["error"] = 0;
		hash["url"] = fileUrl;
		context.Response.AddHeader("Content-Type", "text/html; charset=UTF-8");
		context.Response.Write(JsonMapper.ToJson(hash));
		context.Response.End();
	}

	private void showError(string message)
	{
		Hashtable hash = new Hashtable();
		hash["error"] = 1;
		hash["message"] = message;
		context.Response.AddHeader("Content-Type", "text/html; charset=UTF-8");
		context.Response.Write(JsonMapper.ToJson(hash));
		context.Response.End();
	}

	public bool IsReusable
	{
		get
		{
			return true;
		}
	}
}


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