Student.Web/kindeditor/UploadFile.aspx.cs

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using System;
using System.Collections.Generic;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Text;
using System.IO;
using System.Web.UI.HtmlControls;


using CC.Common;




namespace Student.Web
{
    #region Upload
    public class Upload
    {
        private int _allowMaxSize = 0x1f4000;
        private string _contentType;
        private int _err = 0;
        private string _fileExt = string.Empty;
        private string _fileName = string.Empty;
        private int _fileSize = 0;
        private string _inceptFile = "jpg,jpeg,gif,bmp,png,swf,mid,wav,mp3,rmi,txt,cda,avi,mpg,mpeg,wov,asf,ra,rm,ram,rmvb,rar,zip";
        private string _originFileName = string.Empty;
        private string _transparence = "0.1";

        public bool CheckFileExt(string fileExt)
        {
            if (!string.IsNullOrEmpty(fileExt))
            {
                fileExt = fileExt.ToLower();
                string[] strArray = this._inceptFile.Split(new char[] { ',' });
                for (int i = 0; i < strArray.Length; i++)
                {
                    if (strArray[i].ToString().ToLower() == fileExt)
                    {
                        return true;
                    }
                }
            }
            return false;
        }

        public int CheckFileType(string fileExt)
        {
            if ("gif,jpg,jpeg,png,bmp,txt".IndexOf(fileExt.ToLower()) >= 0)
            {
                return 1;
            }
            if ("swf".IndexOf(fileExt.ToLower()) >= 0)
            {
                return 2;
            }
            if ("mid,wav,mp3,rmi,cda".IndexOf(fileExt.ToLower()) >= 0)
            {
                return 3;