public DataSet Login()
{
try
{
DataSet dtResult;
user = new DAL.User();
PopulateDataLayer();
dtResult = user.Login();
return(dtResult);
}
catch (Exception ex)
{
throw ex;
}
}
public string Login(string username, string password)
{
string message = SystemVar.Exception;
try
{
T_User user = dalUser.Login(new T_User {
F_UserName = username
}, out message);
if (user == null)
{
if (message.Equals(SystemVar.Success))
{
return(SystemVar.NoData);
}
else
{
return(SystemVar.Exception);
}
}
else
{
user = dalUser.Select(user);
if (user.F_PassWord.Equals(password))
{
return(SystemVar.Success);
}
else
{
return(SystemVar.Failure);
}
}
}
catch (Exception exc)
{
LogHelper.log.Fatal("DAL层" + this.GetType().ToString() + "Login方法异常，异常信息为：" + exc.Message);//异常，致命错误
return(SystemVar.Failure);
}
}
public DataTable Login(string userName, string password, string identity)
{
string pwd = Common.Utility.Encrypt(password);
return(user.Login(identity, userName, pwd));
}