Carrotware.CMS.DBUpdater.DatabaseUpdate.DatabaseNeedsUpdate C# (CSharp) Méthode

        public bool DatabaseNeedsUpdate()
        {
            if (!DatabaseUpdate.FailedSQL) {
                bool bTestResult = false;

                DataInfo ver = GetDbSchemaVersion();
                bTestResult = ver.DataValue != DatabaseUpdate.CurrentDbVersion;
                if (bTestResult) {
                    return true;
                }

                bTestResult = SQLUpdateNugget.EvalNuggetKey("DatabaseNeedsUpdate");
                if (bTestResult) {
                    return true;
                }

                bTestResult = SQLUpdateNugget.EvalManditoryChecks();
                if (bTestResult) {
                    return true;
                }
            }

            return false;
        }

		protected void Page_Load(object sender, EventArgs e) {
			DatabaseUpdate du = new DatabaseUpdate(true);

			if (!String.IsNullOrEmpty(Request.QueryString["signout"])) {
				FormsAuthentication.SignOut();
			}

			List<DatabaseUpdateMessage> lst = new List<DatabaseUpdateMessage>();

			btnLogin.Visible = false;
			btnCreate.Visible = false;

			if (DatabaseUpdate.LastSQLError != null) {
				du.HandleResponse(lst, DatabaseUpdate.LastSQLError);
				DatabaseUpdate.LastSQLError = null;
			} else {
				bool bUpdate = true;

				if (!du.DoCMSTablesExist()) {
					bUpdate = false;
				}

				bUpdate = du.DatabaseNeedsUpdate();

				if (bUpdate) {
					DatabaseUpdateStatus status = du.PerformUpdates();
					lst = du.MergeMessages(lst, status.Messages);
				} else {
					DataInfo ver = DatabaseUpdate.GetDbSchemaVersion();
					du.HandleResponse(lst, "Database up-to-date [" + ver.DataValue + "] ");
				}

				bUpdate = du.DatabaseNeedsUpdate();

				if (!bUpdate && DatabaseUpdate.LastSQLError == null) {
					if (DatabaseUpdate.UsersExist) {
						btnLogin.Visible = true;
					} else {
						btnCreate.Visible = true;
					}
				}
			}

			if (DatabaseUpdate.LastSQLError != null) {
				du.HandleResponse(lst, DatabaseUpdate.LastSQLError);
			}

			if (lst.Where(x => !String.IsNullOrEmpty(x.ExceptionText)).Count() > 0) {
				bOK = false;
			} else {
				bOK = true;
			}

			GeneralUtilities.BindRepeater(rpMessages, lst.OrderBy(x => x.Order));

			using (CMSConfigHelper cmsHelper = new CMSConfigHelper()) {
				cmsHelper.ResetConfigs();
			}
		}