public void UpdateIpAttempt(IpAttempt old, IpAttempt updated)
{
old.Ip_Address = updated.Ip_Address;
old.Time = updated.Time;
old.Blocked = updated.Blocked;
Entity.SaveChanges();
}
public int RemainingBlocked(string username)
{
LoginAttemptsRepository loginAttempts = new LoginAttemptsRepository();
string userIp = loginAttempts.GetIP();
TimeSpan elapsedUsername = TimeSpan.Zero;
TimeSpan elapsedIp = TimeSpan.Zero;
TimeSpan result = TimeSpan.Zero;
if (loginAttempts.DoesUsernameAttemptExist(username) == true)
{
LoginAttempt l = loginAttempts.GetUsernameAttempt(username);
elapsedUsername = DateTime.Now.Subtract((DateTime)l.Time);
}
if (loginAttempts.DoesIpAttemptExist(userIp) == true)
{
IpAttempt i = loginAttempts.GetIpAttempt(userIp);
elapsedIp = DateTime.Now.Subtract((DateTime)i.Time);
}
if ((elapsedUsername > TimeSpan.Zero) && (elapsedIp == TimeSpan.Zero))
{
result = elapsedUsername;
}
else if ((elapsedIp > TimeSpan.Zero) && (elapsedUsername == TimeSpan.Zero))
{
result = elapsedIp;
}
else
{
int compare = TimeSpan.Compare(elapsedUsername, elapsedIp);
switch (compare)
{
case -1:
result = elapsedUsername;
break;
case 0:
result = elapsedUsername;
break;
case 1:
result = elapsedUsername;
break;
}
}
return(15 - (int)result.TotalMinutes);
}
public bool IsBlocked(string username)
{
LoginAttemptsRepository loginAttempts = new LoginAttemptsRepository();
string userIp = loginAttempts.GetIP();
bool usernameBlocked = false;
bool ipBlocked = false;
if (loginAttempts.DoesUsernameAttemptExist(username) == true)
{
LoginAttempt l = loginAttempts.GetUsernameAttempt(username);
if ((bool)l.Blocked)
{
TimeSpan elapsed = DateTime.Now.Subtract((DateTime)l.Time);
usernameBlocked = (elapsed.Minutes >= 15) ? false : true;
if (usernameBlocked == false)
{
loginAttempts.DeleteUsernameAttempt(l);
}
}
}
if (loginAttempts.DoesIpAttemptExist(userIp) == true)
{
IpAttempt i = loginAttempts.GetIpAttempt(userIp);
if ((bool)i.Blocked)
{
TimeSpan elapsed = DateTime.Now.Subtract((DateTime)i.Time);
ipBlocked = (elapsed.Minutes >= 15) ? false : true;
if (ipBlocked == false)
{
loginAttempts.DeleteIpAttempt(i);
}
}
}
return(usernameBlocked || ipBlocked);
}
public bool Login(string username, string password)
{
//return new UsersRepository().Login(username, new Encryption().HashString(password));
LoginAttemptsRepository loginAttempts = new LoginAttemptsRepository();
bool validLogin = new UsersRepository().Login(username, new Encryption().HashString(password));
if (validLogin == true)
{
return(validLogin);
}
else
{
string userIp = loginAttempts.GetIP();
if (loginAttempts.DoesUsernameAttemptExist(username) == false)
{
LoginAttempt l = new LoginAttempt
{
Username = username,
Attempt = 1,
Time = DateTime.Now,
Blocked = false,
};
loginAttempts.AddUsernameAttempt(l);
}
else
{
LoginAttempt oldusername;
if (loginAttempts.DoesUsernameAttemptExist(username) == true)
{
oldusername = loginAttempts.GetUsernameAttempt(username);
bool usernameBlockCheck = (oldusername.Attempt >= 2) ? true : false;
LoginAttempt updateUsername = new LoginAttempt
{
Username = username,
Attempt = oldusername.Attempt++,
Time = oldusername.Time,
Blocked = usernameBlockCheck,
};
loginAttempts.UpdateUsernameAttempt(oldusername, updateUsername);
}
}
if (loginAttempts.DoesIpAttemptExist(userIp) == false)
{
IpAttempt i = new IpAttempt
{
Attempt = 1,
Time = DateTime.Now,
Blocked = false,
Ip_Address = userIp
};
loginAttempts.AddIpAttempt(i);
}
else
{
IpAttempt oldIp;
if (loginAttempts.DoesIpAttemptExist(userIp) == true)
{
oldIp = loginAttempts.GetIpAttempt(userIp);
bool ipBlockCheck = (oldIp.Attempt >= 2) ? true : false;
IpAttempt updateIp = new IpAttempt
{
Ip_Address = userIp,
Attempt = oldIp.Attempt++,
Time = oldIp.Time,
Blocked = ipBlockCheck,
};
loginAttempts.UpdateIpAttempt(oldIp, updateIp);
}
}
return(validLogin);
}
}
public void DeleteIpAttempt(IpAttempt i)
{
Entity.IpAttempts.Remove(i);
Entity.SaveChanges();
}
public void AddIpAttempt(IpAttempt i)
{
Entity.IpAttempts.Add(i);
Entity.SaveChanges();
}
