//MVC实现

public classFileController : Controller

{

[HttpPost]publicActionResult Setting()

{string userid = "1"; string username = "1";

FunctionBackMessage functionBackMessage= newFunctionBackMessage();

functionBackMessage.IsSuccess= false;

functionBackMessage.Message="上传失败，稍后重试！";if (!string.IsNullOrEmpty(username))

{

HttpFileCollectionBase files=Request.Files;string _urlstr =Request.Url.AbsoluteUri;

FunctionBackMessage fc= newFunctionBackMessage();

fc.IsSuccess= true; fc.Message = "上传成功";if (files.AllKeys.Length > 0)

{for (int i = 0; i < files.AllKeys.Length; i++)

{var myFile =files[i];double myFileLength = myFile.ContentLength / 1024.0 / 1024.0;int InputMediaExcelLength = !string.IsNullOrEmpty(Global.GetAppString("InputMediaExcelLength")) ? int.Parse(Global.GetAppString("InputMediaExcelLength")) : 50;if (myFileLength > InputMediaExcelLength)//超出指定大小

{

fc.IsSuccess= false; fc.Message = "为了保证数据处理效率，每次上传文件小于" + InputMediaExcelLength + "M,如超出请拆分记录分多次上传！";

}else{//string projectId = context.Request["projectId"];//string username = context.Request["username"];

if ((!Path.GetExtension(myFile.FileName).Contains("xls") && !Path.GetExtension(myFile.FileName).Contains("xlsx")))

{

functionBackMessage.IsSuccess= false; functionBackMessage.Message = "请上传Excel格式文件！";return Json(functionBackMessage, "application/json");

}//文件保存

string uploadPath = HttpContext.Current.Server.MapPath("/tempfile") + "\\";//服务器临时路径(不含文件名和后缀)

if (!Directory.Exists(uploadPath))

{

Directory.CreateDirectory(uploadPath);

}string fileName = DateTime.Now.Ticks + "_" +myFile.FileName;string fileFull = uploadPath + fileName;//文件路径,包含文件名和后缀

try{

myFile.SaveAs(fileFull);//保存文件

}catch(Exception ex)

{

com.log.Loger.Debug("uploadMediaSource 保存文件失败", ex);

}

}

}

}else{

functionBackMessage.IsSuccess= false; functionBackMessage.Message = "没有获取到上传文件";

}

}return Json(functionBackMessage, "application/json");

}

}