public static User GetUser(int userId)
{
if (userId<=0)
{
return null;
}
IUser userProvider = new UserDal(EFContext.Instance);
return userProvider.Get(userId);
}
public static bool DeleteUser(int userId)
{
if (userId<=0)
{
return false;
}
IUser userProvider = new UserDal(EFContext.Instance);
return userProvider.Delete(userId);
}
public static bool ChangePassword(string userName, string old, string newPwd)
{
User u = GetUser(userName);
if (u==null)
{
return false;
}
if (u.Password!=Util.StringHelper.MD5(old))
{
return false;
}
u.Password = Util.StringHelper.MD5(newPwd);
IUser userProvider = new UserDal(EFContext.Instance);
return userProvider.Update(u, new string[] { "Password" });
}
public static List<User> GetUsers(int page, int pageSize,int roleId,string userName, out int count)
{
IUser userProvider = new UserDal(EFContext.Instance);
if (page<=0)
{
page = 1;
}
Expression<Func<User, bool>> expresion = m=>true;
if (roleId>0)
{
expresion = expresion.And(m => m.Roles.Any(r => r.RoleId == roleId));
}
//Expression<Func<User, bool>> expresion = m=>m.Roles.Any(r=>r.RoleId==roleId);
if (!string.IsNullOrEmpty(userName))
{
expresion = expresion.And(m => m.UserName.Contains(userName));
}
return userProvider.GetList(page, pageSize,expresion, out count);
}
public static bool SetUserStatus(string idList, bool status)
{
if (string.IsNullOrEmpty(idList) || !Util.DataValidator.IsValidId(idList))
{
return false;
}
IUser userProvider = new UserDal(EFContext.Instance);
return userProvider.SetStatus(idList.Split(new char[] { ',' }, StringSplitOptions.RemoveEmptyEntries).Select(i => int.Parse(i)).ToArray(), status);
}
public static User GetUser(string userName)
{
IUser userProvider = new UserDal(EFContext.Instance);
return userProvider.Get(userName);
}
public static bool AddUser(User u)
{
IUser userProvider = new UserDal(EFContext.Instance);
return userProvider.Add(u);
}
public static UserStatus ValidateUser(string userName, string password)
{
IUser userProvider = new UserDal(EFContext.Instance);
User u = GetUser(userName);
if (u==null)
{
return UserStatus.Invalid;
}
if (u.FailedPasswordAttemptCount >= 5 && u.FirstFailedPasswordAttempTime.HasValue)
{
TimeSpan ts = DateTime.Now.Subtract(u.FirstFailedPasswordAttempTime.Value);
if (ts.Days == 0 && ts.Minutes <= 10)
{
return UserStatus.OutRetryCount;
}
else
{
u.FirstFailedPasswordAttempTime = null;
}
}
if (u.Password!=Util.StringHelper.MD5(password))
{
if (!u.FirstFailedPasswordAttempTime.HasValue)
{
u.FirstFailedPasswordAttempTime = DateTime.Now;
u.FailedPasswordAttemptCount = 0;
}
u.FailedPasswordAttemptCount+=1;
userProvider.Update(u);
return UserStatus.Invalid;
}
if (u.IsLocked)
{
return UserStatus.Locked;
}
if (u.FirstFailedPasswordAttempTime.HasValue)
{
u.FirstFailedPasswordAttempTime = null;
u.FailedPasswordAttemptCount = 0;
}
u.RndPassword = Util.StringHelper.GetRadomString(8);
userProvider.Update(u);
return UserStatus.Valid;
}
public static bool UserNameInUse(string userName)
{
IUser userProvider = new UserDal(EFContext.Instance);
return userProvider.UserNameInUse(userName);
}
public static bool UpdateUser(User u, params string[] modifiedProperty)
{
IUser userProvider = new UserDal(EFContext.Instance);
return userProvider.Update(u,modifiedProperty);
}
