KindEditor图片上传的Asp.net代码实例

2024-07-10 12:44:24

字体：大中小

来源：转载

供稿：网友

代码如下:
using System;
using System.Globalization;
using System.Collections;
using System.Configuration;
using System.Data;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.HtmlControls;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
public partial class Jscript_KindEditor_upload_cgi_upload : System.Web.UI.Page
{
protected void Page_Load(object sender, EventArgs e)
{
//文件保存目录路径
string SavePath = "/Upload_Images/";
//文件保存目录URL
string SaveUrl = "/Upload_Images/";
//上传图片类型
string[] ExtStr=new string[4];
ExtStr[0] = ".gif";
ExtStr[1] = ".jpg";
ExtStr[2] = ".png";
ExtStr[3] = ".bmp";
//图片的最大大小
int MaxSize = 100000;
//错误提示
string[] MsgStr = new string[3];
MsgStr[0] = "上传文件大小超过限制.";
MsgStr[1] = "上传文件扩展名是不允许的扩展名.";
MsgStr[2] = "上传文件失败//n请重试.";
string imgWidth = Request.Form["imgWidth"];
string imgHeight = Request.Form["imgHeight"];
string imgBorder = Request.Form["imgBorder"];
string imgTitle = Request.Form["imgTitle"];
string imgAlign = Request.Form["imgAlign"];
string imgHspace = Request.Form["imgHspace"];
string imgVspace = Request.Form["imgVspace"];
HttpPostedFile imgFile = HttpContext.Current.Request.Files["imgFile"];
//获得文件名
string FileName = System.IO.Path.GetFileName(imgFile.FileName);
if (FileName != "")
{
if (imgFile.ContentLength > MaxSize)
{
Alert(MsgStr[0]);
}
else
{
string fileExtension = System.IO.Path.GetExtension(FileName).ToLower();
if (CheckExt(ExtStr, fileExtension))
{
//重新为文件命名,时间毫秒部分+扩展名
string imgReName = "" + DateTime.Now.ToString("yyyy-MM-dd-HH-mm-ss-ffff", DateTimeFormatInfo.InvariantInfo) + "" + fileExtension;
//文件夹名
string imgFolderName=DateTime.Now.ToString("yyyyMMdd",DateTimeFormatInfo.InvariantInfo);
try
{
if (!System.IO.Directory.Exists(@Server.MapPath("" + SavePath + "" +imgFolderName + "")))
{
//生成文件完整目录
System.IO.Directory.CreateDirectory(@Server.MapPath("" + SavePath + "" +imgFolderName + ""));
}
imgFile.SaveAs(@Server.MapPath("" + SavePath + "" + imgFolderName + "/")+imgReName);

}
catch
{
Alert(MsgStr[2]);
}
string imgUrl = SaveUrl + imgFolderName + "/" + imgReName;
ReturnImg(imgUrl, imgWidth, imgHeight, imgBorder, imgTitle, imgAlign, imgHspace, imgVspace);
}
else
{
Alert(MsgStr[1]);
}
}
}

}
/// <summary>
/// 提示关闭层
/// </summary>
/// <param name="MsgStr"></param>
private void Alert(string MsgStr)
{
Response.Write("<html>");
Response.Write("<head>");
Response.Write("<title>error</title>");
Response.Write("<meta http-equiv=/"content-type/" content=/"text/html; charset=utf-8/">");
Response.Write("</head>");