KindEditor图片上传的Asp.net代码实例

前端技术 2023/09/02 .NET

复制代码 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>\");
Response.Write(\"<body>\");
Response.Write(\"<script type=/\"text/javascript/\">alert(/\"\" + MsgStr + \"/\");parent.KindDisableMenu();parent.KindReloadIframe();</script>\");
Response.Write(\"</body>\");
Response.Write(\"</html>\");
}
/// <summary>
/// 检测文件类型
/// </summary>
/// <param name=\"ExtStr\"></param>
/// <param name=\"fileExt\"></param>
/// <returns></returns>
private bool CheckExt(string[] ExtStr,string fileExt)
{
for (int i = 0; i < ExtStr.Length; i++)
{
if (ExtStr[i] != fileExt)
{
return true;
}
}
return false;
}
/// <summary>
/// 返回图片
/// </summary>
/// <param name=\"FileUrl\"></param>
/// <param name=\"FileWidth\"></param>
/// <param name=\"FileHeight\"></param>
/// <param name=\"FileBorder\"></param>
/// <param name=\"FileTitle\"></param>
/// <param name=\"FileAlign\"></param>
/// <param name=\"FileHspace\"></param>
/// <param name=\"FileVspace\"></param>
private void ReturnImg( string FileUrl,string FileWidth,string FileHeight,string FileBorder,string FileTitle,string FileAlign,string FileHspace,string FileVspace)
{
Response.Write(\"<html>\");
Response.Write(\"<head>\");
Response.Write(\"<title>上传成功</title>\");
Response.Write(\"<meta http-equiv=/\"content-type/\" content=/\"text/html; charset=utf-8/\">\");
Response.Write(\"</head>\");
Response.Write(\"<body>\");
Response.Write(\"<script type=/\"text/javascript/\">parent.KindInsertImage(/\"\" + FileUrl +\"/\",/\"\" + FileWidth + \"/\",/\"\" + FileHeight + \"/\",/\"\" + FileBorder + \"/\",/\"\" + FileTitle + \"/\",/\"\" + FileAlign + \"/\",/\"\" + FileHspace + \"/\",/\"\" + FileVspace + \"/\");</script>\");
Response.Write(\"</body>\");
Response.Write(\"</html>\");
}
}

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