/// <summary>
/// Logs the current db out
/// </summary>
/// <returns>false if already logged out, else true</returns>
public bool Logout()
{
if (!_IsLoggedIn)
{
return(false);
}
_Password = null;
_Salt = null;
_Tries = 0;
_Database = null;
_Needs2FA = false;
_IsLoggedIn = false;
_Encryption = null;
return(true);
}
/// <summary>
/// Updates the password of a virtual database
/// </summary>
/// <param name="oldpass">The current password</param>
/// <param name="newpass">The new password</param>
/// <returns>False if the current pass is wrong or it failed, true if it succeed</returns>
public bool UpdatePassword(string oldpass, string newpass)
{
try
{
var accounts = GetAccounts();
if (oldpass == _Password)
{
using (var context = new PassContext())
{
//try
//{
_Database.Passhash = Easy.Hashing.Hash(newpass);
_Password = newpass;
_Encryption = new Easy.Encryption(Aes.Create(), _Password, _Salt, 10000);
context.Databases.Update(_Database);
context.SaveChanges();
//try
//{
foreach (var account in accounts)
{
if (!Update(account))
{
throw new ArgumentException("Updating an entry failed");
}
}
return(true);
//}
//catch (Exception e) { Console.WriteLine(e.Message); return false; }
//}
//catch(Exception e) { Console.WriteLine(e.Message); return false; }
}
}
else
{
return(false);
}
}
catch (Exception e)
{
throw e;
}
}
/// <summary>
/// Opens and verifys an virtual database
/// </summary>
/// <param name="database">The name of the virtual database you want to open</param>
/// <param name="password">The password used for encryption</param>
/// <returns>LoginResult</returns>
public LoginResult Login(string database, string password)
{
if (_Tries > 10)
{
return(LoginResult.TooMuchTries);
}
var dbs = GetDB(database);
if (dbs == null)
{
return(LoginResult.Database_Not_Exist);
}
using (var context = new PassContext())
{
var db = context.Databases.First(d => d.Id == dbs.Id);
if (Easy.Hashing.Verify(db.Passhash, password))
{
_Tries = 0;
_Database = db;
_Password = password;
_Salt = db.Salt;
_Encryption = new Easy.Encryption(Aes.Create(), _Password, _Salt, 10000);
if (!string.IsNullOrEmpty(db.TwoFactorSecret))
{
_Needs2FA = true;
return(LoginResult.Needs2FA);
}
_IsLoggedIn = true;
return(LoginResult.Success);
}
else
{
_Tries++; return(LoginResult.PasswordWrong);
}
}
}
