前台代码如下：
复制代码 代码如下:
<% @ Page Language="C#" CodeFile="UploadImg.aspx.cs" Inherits="NetAdmin_APicture_UploadImg" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http:///php");
dirpath = dirpath + "" + dirname;
if (Directory.Exists(dirpath) == false)
...{
Directory.CreateDirectory(dirpath);
}
Random ro = new Random();
int name = 1;
for (int i = 0; i < files.Count; i++)
...{
System.Web.HttpPostedFile myFile = files[i];
string FileName = "";
string FileExtention = "";
string PicPath = "";
FileName = System.IO.Path.GetFileName(myFile.FileName);
string stro=ro.Next(100,100000000).ToString()+name.ToString();//产生一个随机数用于新命名的图片
string NewName =DateTime.Now.Minute.ToString() + DateTime.Now.Second.ToString()+DateTime.Now.Millisecond.ToString()+stro;
if (FileName.Length > 0)//有文件才执行上传操作再保存到数据库
...{
FileExtention = System.IO.Path.GetExtension(myFile.FileName);
string ppath = dirpath + "" + NewName + FileExtention;
myFile.SaveAs(ppath);
string FJname = FileName;
PicPath = "PicBase" + "" + dirname + "" + NewName + FileExtention;
}
AddPicture(PicPath, rd[i], albumid);//将图片信息保存到数据库
if (name == 1)//如果为每次更新的第一张图片,则将它更新为象册的封面
...{
upFirstimg(albumid, PicPath);
}
name = name + 1;//用来重命名规则的变量
}
}
else
...{
lblMessage.Text = strmsg.ToString();
lblMessage.Visible = true;
}
}
private void AddPicture(string imgpath,string imgnote,string albumid)
...{
string sql = "insert WB_AlbumImges(ImgPath,ImgNote,AlbumID) values('"+imgpath+"','"+imgnote+"','"+albumid+"')";
DB mydb = new DB();
mydb.RunProc(sql);
}
private void upFirstimg(string albumid,string firstimg)
...{
string sql = "update WB_Album set FirstImg='"+firstimg+"' where AlbumID="+albumid;
DB mydb = new DB();
mydb.RunProc(sql);
}
}
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