/// <summary>
/// Validate login username & password
/// </summary>
/// <param name="enteredUsername">string</param>
/// <param name="enteredPassword">string</param>
/// <returns>Boolean if it was successful or not</returns>
private Boolean ValidLoginUserPassword(string enteredUsername, string enteredPassword)
{
Boolean isValid = false;
List <Users> currentUsers = GetUsers();
foreach (Users user in currentUsers)
{
if (CompareStrings(enteredUsername, user.Username, true))
{
string username = user.Username;
string encryptedPassword = user.Password; // encrypted password
string unencryptedPassword = PasswordEncryption.Decrypt(encryptedPassword, username);
if (CompareStrings(enteredPassword, unencryptedPassword, false))
{
isValid = true;
}
}
}
return(isValid);
}
/// <summary>
/// Processes user input to create new user account
/// </summary>
private void CreateAccount()
{
string tempUser = "";
string newUser = "";
string tempPassword = "";
string newPassword = "";
Boolean exit = false;
Boolean isValidUser = false;
Boolean isValidPassword = false;
cw("Creating a new user account.");
while (!exit)
{
cw("Please enter new username or type 'exit' to go back to the main menu.");
while (!isValidUser)
{
tempUser = ""; // ensuring var is cleared before re-assignment
newUser = "";
tempUser = GetInput();
if (tempUser != "")
{
if (!ToExit(tempUser))
{
Boolean usernameSuccess = CheckUsername(tempUser);
if (usernameSuccess == true)
{
newUser = tempUser.ToLower(); // ensures username will always be stored as a lower - ensure passphrase success on decryption
isValidUser = true;
break;
}
}
else
{
exit = true;
break;
}
}
else
{
cw("Username entered was blank. Please enter a valid username.");
}
}
if (exit == true) // check for exit break
{
break;
}
cw("Please enter new password or type 'exit to go back to the main menu.");
while (!isValidPassword)
{
tempPassword = "";// ensuring var is cleared before re-assignment
newPassword = "";
tempPassword = GetInput();
if (tempPassword != "")
{
if (!ToExit(tempPassword))
{
Boolean passwordSuccess = CheckPassword(tempPassword);
if (passwordSuccess == true)
{
newPassword = PasswordEncryption.Encrypt(tempPassword, newUser); // Password encryption
isValidPassword = true;
break;
}
}
else
{
exit = true;
break;
}
}
else
{
cw("Password entered was blank. Please enter a valid password.");
}
}
if (exit == true) // check for exit break
{
break;
}
if (isValidUser && isValidPassword)
{
exit = CreateAccount(newUser, newPassword);
if (exit == true)
{
cw("New user has been added. Returning to main menu.");
}
else
{
cw("There was an Error adding the new user. Please try again.");
}
}
}
}