public async Task <UserManagerResponse <UserForLoginDto> > ForgetPasswordAsync(string email, IMailRepository mailRepository)
{
if (email == null)
{
throw new NullReferenceException("email cannot be null.");
}
var user = await _userManager.FindByEmailAsync(email);
if (user == null)
{
return(new UserManagerResponse <UserForLoginDto>
{
Message = "No user associated with this email",
IsSuccess = false
});
}
var token = await _userManager.GeneratePasswordResetTokenAsync(user);
var encodedToken = Encoding.UTF8.GetBytes(token);
var validToken = WebEncoders.Base64UrlEncode(encodedToken);
string url = $"{_config["AppUrl"]}/ResetPassword?email={email}&token={validToken}";
await mailRepository.SendEmailAsync(user.Email, "Reset password", $"<h2>Follow the instruction to reset your password</h2>" +
$"<p>To reset your password <a href='{url}'>click here</a></p>");
return(new UserManagerResponse <UserForLoginDto>
{
Message = "Reset password URL has been sent to your email Suceessfully.",
IsSuccess = true
});
}
public async Task <UserManagerResponse <UserForRegisterDto> > RegisterUserAsync(User userForRegisterDto, IMailRepository mailRepository, string password)
{
CreatePasswordHash(password, out byte[] passwordHash, out byte[] passwordSalt);
userForRegisterDto.PasswordHash = passwordHash;
userForRegisterDto.PasswordSalt = passwordSalt;
// Generate email token and send confirmation email
GenerateEmailConfirmationToken(out byte[] emailTokenHash, out byte[] emailTokenSalt);
var userToCreate = new User
{
UserName = userForRegisterDto.UserName,
Email = userForRegisterDto.Email,
PasswordSalt = userForRegisterDto.PasswordSalt,
PasswordHash = userForRegisterDto.PasswordHash,
EmailTokenSalt = emailTokenSalt,
Role = "Admin",
UserRole = userForRegisterDto.Role
};
//Register new User
await _db.Users.AddAsync(userToCreate);
int result = await _db.SaveChangesAsync();
if (result > 0)
{
var user = await _db.Users.SingleOrDefaultAsync(u => u.Email == userForRegisterDto.Email);
// Generate email token and send confirmation email
//GenerateEmailConfirmationToken(out byte[] emailTokenHash, out byte[] emailTokenSalt);
var confirmEmailToken = Encoding.UTF8.GetString(emailTokenHash);
var encodedEmailToken = Encoding.UTF8.GetBytes(confirmEmailToken);
var validEmailToken = WebEncoders.Base64UrlEncode(encodedEmailToken);
string url = $"{_config["AppUrl"]}/api/auth/confirmemail?userId={user.Id}&token={validEmailToken}";
await mailRepository.SendEmailAsync(user.Email, "Please Confirm your email", $"<h2>Welcome to Auth Demo</h2>" +
$"<p>Please confirm your email by <a href='{url}'>clicking here</a></p>");
}
var userToDto = new UserForRegisterDto
{
UserName = userToCreate.UserName,
Email = userToCreate.Email
};
return(new UserManagerResponse <UserForRegisterDto>
{
Message = "User Authentication Successful",
IsSuccess = true,
SingleData = userToDto
});
}
public async Task <UserManagerResponse <UserForLoginDto> > LoginUserAsync(UserForLoginDto userForLoginDto, IMailRepository mailRepository)
{
if (userForLoginDto == null)
{
throw new NullReferenceException("Login model not found.");
}
var user = await _userManager.FindByEmailAsync(userForLoginDto.Email);
if (user == null)
{
return(new UserManagerResponse <UserForLoginDto>
{
Message = "User not found.",
IsSuccess = false
});
}
var result = await _userManager.CheckPasswordAsync(user, userForLoginDto.Password);
//.CheckPasswordSignInAsync(user, userForLoginDto.Password, false);
if (!result)
{
return(new UserManagerResponse <UserForLoginDto>
{
Message = "Invalid Password.",
IsSuccess = false
});
}
await mailRepository.SendEmailAsync(userForLoginDto.Email, "New Login", "<h1>New Login Notice</h1><p>Account was logged into at " + DateTime.Now + "</p>");
var generatedToken = GenerateJwToken(user);
return(new UserManagerResponse <UserForLoginDto>
{
Message = "Login Successful",
IsSuccess = true,
ExpiredDate = generatedToken.TokenExpiredDate,
Token = generatedToken.Token
});
}
public async Task <UserManagerResponse <UserForRegisterDto> > RegisterUserAsync(UserForRegisterDto userForRegisterDto, IMailRepository mailRepository)
{
if (userForRegisterDto == null)
{
throw new NullReferenceException("Register model not found.");
}
if (userForRegisterDto.Password != userForRegisterDto.ConfirmPassword)
{
return new UserManagerResponse <UserForRegisterDto>
{
Message = "Password and Confirm Password does not match",
IsSuccess = false
}
}
;
var userToCreate = new ApplicationUser
{
UserName = userForRegisterDto.Username,
Email = userForRegisterDto.Email
};
//instead of using the identity provided createAsync function, you can use your own logic to register the user in the db
var result = await _userManager.CreateAsync(userToCreate, userForRegisterDto.Password);
if (result.Succeeded)
{
// TODO: You can add roles to user here
var user = await _userManager.FindByEmailAsync(userForRegisterDto.Email);
//TODO: Send confirmation email
var confirmEmailToken = await _userManager.GenerateEmailConfirmationTokenAsync(user);
var encodedEmailToken = Encoding.UTF8.GetBytes(confirmEmailToken);
var validEmailToken = WebEncoders.Base64UrlEncode(encodedEmailToken);
string url = $"{_config["AppUrl"]}/api/auth/confirmemail?userId={user.Id}&token={validEmailToken}";
await mailRepository.SendEmailAsync(user.Email, "Please Confirm your email", $"<h2>Welcome to Auth Demo</h2>" +
$"<p>Please confirm your email by <a href='{url}'>clicking here</a></p>");
var userToDto = new UserForRegisterDto
{
Username = user.UserName,
Email = user.Email
};
return(new UserManagerResponse <UserForRegisterDto>
{
SingleData = userToDto,
Message = "User Created Suceessfully.",
IsSuccess = true
});
}
return(new UserManagerResponse <UserForRegisterDto>
{
Message = "User not Created.",
IsSuccess = false,
Errors = result.Errors.Select(x => x.Description)
});
}