public JsonResult UploadAvatar() { ResultModel <string> model = new ResultModel <string>(); if (base.IsLogin.IsFalse()) { model.ResultInfo = "您还没有登录!"; return(Json(model, JsonRequestBehavior.AllowGet)); } try { _service.Command <UserCenterOutsourcing>((db, o) => { var imgObj = new UploadImage(); var file = Request.Files[0]; if (file.ContentLength / 1024.0 / 1024.0 > 1) { model.ResultInfo = "上传图片不能超过一M!"; } else if (file.ContentType.IsIn("image/png", "image/gif", "image/jpg", "image/jpeg").IsFalse()) { model.ResultInfo = "上传失败,您的图片不是PNG GIF JPG 格式!"; } else { model.IsSuccess = true; string webPath = "/_theme/img/avatar" + _userInfo.Id + ".jpg"; string savePath = FileSugar.GetMapPath("~" + webPath); string smallPath = FileSugar.GetMapPath("~/_theme/img/_avatar" + _userInfo.Id + ".jpg"); file.SaveAs(savePath); model.ResultInfo = Url.Content("~/" + webPath) + "?r=" + Guid.NewGuid(); imgObj.CreateSmallPhoto(savePath, 100, 100, smallPath);//生成缩略图 FileSugar.DeleteFile(savePath); FileSugar.Move(smallPath, savePath); db.Update <UserInfo>(new { avatar = webPath + "?r=" + RandomSugar.GetRandomNum(5) }, it => it.Id == _userInfo.Id); RestCurrentUserCache(); } }); return(Json(model)); } catch (Exception ex) { PubMethod.WirteExp(ex); model.ResultInfo = "上传失败!"; } return(Json(model, JsonRequestBehavior.AllowGet)); }