public ActionResult ToEdit(SYSAdv model)
{
SYSAdv OldModel = SYSAdv.GetEntityByID(model.ID);
string oldImgUrl = OldModel.ImgUrl;//原来的图片
string msg = "";
var file = Request.Files[0];
if (file.ContentLength > 0 && file != null)
{
if (file.ContentLength > 5242880)
{
msg = "上传图片不能超过5MB！";
TempData["ToEditSYSNavAdv_Msg"] = msg;
return(View("Edit", model));
}
if (!Directory.Exists(Server.MapPath("~/images/SYSAdv/")))
{
Directory.CreateDirectory(Server.MapPath("~/images/SYSAdv/"));
}
string path = Request.MapPath("~/");
string ext = Path.GetExtension(file.FileName); //获得文件扩展名
OldModel.ImgUrl = "/images/SYSAdv/Adv_" + OldModel.ID + ext;
string saveName = OldModel.ImgUrl; //实际保存文件名
string delFile = Server.MapPath("~") + oldImgUrl;
System.IO.File.Delete(delFile);
file.SaveAs(path + saveName);
}
OldModel.AdvType = 1;
OldModel.Name = "首页";
OldModel.Url = model.Url;
OldModel.Sort = model.Sort;
if (OldModel.UpdateByID() > 0)
{
TempData["ToEditGoodsType_Msg"] = "ok";
}
else
{
TempData["ToEditGoodsType_Msg"] = "修改网站导航图片失败！";
}
return(View("Edit", model));
}
public ActionResult Edit(int id)
{
SYSAdv model = SYSAdv.GetEntityByID(id);
return(View(model));
}