public async Task <User> CreateUser(string username, string password, string firstName, string lastName)
{
// validation
if (string.IsNullOrWhiteSpace(password))
{
return(null);
}
if (_dbContext.Users.Any(x => x.Username == username))
{
return(null);
}
byte[] passwordHash, passwordSalt;
PasswordMethods.CreatePasswordHash(password, out passwordHash, out passwordSalt);
var user = new User
{
FirstName = firstName,
LastName = lastName,
Username = username,
PasswordHash = passwordHash,
PasswordSalt = passwordSalt,
Role = Role.Admin,
Token = string.Empty
};
await _dbContext.Users.AddAsync(user);
return(user);
}
public async Task <User> AuthenticateAsync(string username, string password)
{
var user = await _dbContext.Users.FirstOrDefaultAsync(u => u.Username == username);
if (user == null)
{
return(null);
}
if (!PasswordMethods.VerifyPasswordHash(password, user.PasswordHash, user.PasswordSalt))
{
return(null);
}
// authentication successful so generate jwt token
var tokenHandler = new JwtSecurityTokenHandler();
var key = Encoding.ASCII.GetBytes("obligatory secret");
var tokenDescriptor = new SecurityTokenDescriptor
{
Subject = new ClaimsIdentity(new []
{
new Claim(ClaimTypes.Name, user.Id.ToString()),
new Claim(ClaimTypes.Role, user.Role)
}),
Expires = DateTime.Now.AddDays(7),
SigningCredentials = new SigningCredentials(new SymmetricSecurityKey(key), SecurityAlgorithms.HmacSha256Signature)
};
var token = tokenHandler.CreateToken(tokenDescriptor);
user.Token = tokenHandler.WriteToken(token);
return(user.WithoutPassword());
}
public async Task <ActionResult <UserDTO> > Post([FromBody] UserRegisterModel userRegisterModel)
{
if (!ModelState.IsValid)
{
return(BadRequest("Not all of the needed information is supplied."));
}
userRegisterModel.Password = PasswordMethods.GeneratePassword(true, true, true, true, 16);
var savedUser = await UnitOfWork.UsersRepository.CreateUser(userRegisterModel.Username, userRegisterModel.Password,
userRegisterModel.FirstName, userRegisterModel.LastName);
if (savedUser == null)
{
return(BadRequest("Error saving user to DB"));
}
var sendEmailResult = EmailMethods.SendEmail(userRegisterModel.Username, userRegisterModel.FirstName,
userRegisterModel.LastName, userRegisterModel.Password);
if (!sendEmailResult)
{
BadRequest("Email is not sent!");
}
await UnitOfWork.SaveChangesAsync();
var userMapResult = Mapper.Map <User, UserDTO>(savedUser);
return(Created(string.Empty, userMapResult));
}
public ActionResult ChangePassword(string oldpass,string newpass1,string newpass2)
{
if (Request.IsAuthenticated)
{
if(newpass1==newpass2)
{
PasswordMethods pass = new PasswordMethods();
UserData userData = UserData.GetUserData();
User user = new User();
user.username = User.Identity.Name;
user.password = pass.Hash(oldpass);
if (userData.LoginUser(user))
{
userData.ChangePassword(User.Identity.Name, pass.Hash(newpass1));
TempData["Message"] = "Şifreniz başarıyla değiştirildi";
return RedirectToAction("Index");
}
else
{
TempData["Message"] = "Eski şifrenizi yanlış girdiniz";
return RedirectToAction("Index");
}
}
else
{
TempData["Message"] = "Şifreler birbiriyle uyuşmuyor";
return RedirectToAction("Index");
}
}
else
{
TempData["Message"] = "Giriş yapmamışsınız";
return RedirectToAction("Index");
}
}
public ActionResult AddUser(string username, string password, string role)
{
RolesData rolesData = RolesData.GetRolesData();
if (Request.IsAuthenticated)
{
if(User.IsInRole("admin"))
{
UserData userData = UserData.GetUserData();
if (!userData.CheckIfExists(username))
{
User user = new Entities.User();
user.username = username;
PasswordMethods pass = new PasswordMethods();
user.password = pass.Hash(password);
userData.AddUser(user);
rolesData.AddUser(username, role);
TempData["Message"] = "Kullanıcı başarıyla eklendi";
return RedirectToAction("Index","Home");
}
else
{
TempData["Message"] = "Kullanıcı zaten var";
return RedirectToAction("Index","Home");
}
}
else
{
TempData["Message"] = "Yeterli yetkiniz yok";
return RedirectToAction("Index", "Home");
}
}
else
{
return RedirectToAction("Index", "Home");
}
}
public ActionResult EditUser(string oldname, string newname = "",string password = "", string role = "")
{
RolesData rolesData = RolesData.GetRolesData();
if (Request.IsAuthenticated)
{
if (User.IsInRole("admin"))
{
UserData userData = UserData.GetUserData();
PasswordMethods pass = new PasswordMethods();
if (password != "")
{
password = pass.Hash(password);
userData.ChangePassword(newname, password);
}
if (newname != "")
{
rolesData.ChangeUserName(oldname, newname);
userData.ChangeName(oldname, newname);
}
if (role != "")
{
if (newname != "")
{
rolesData.SetRole(newname, role);
}
else
{
rolesData.SetRole(oldname, role);
}
}
return View("Index");
}
else
{
TempData["Message"] = "Yeterli yetkiniz yok";
return RedirectToAction("Index", "Home");
}
}
else
{
return RedirectToAction("Index", "Home");
}
}
public ActionResult Login(string username, string remember, string password)
{
User user = new User();
user.username = username;
PasswordMethods pass = new PasswordMethods();
user.password = pass.Hash(password);
UserData userData = UserData.GetUserData();
if (Request.IsAuthenticated)
{
TempData["Message"] = "Zaten giriş yapmışsınız";
return RedirectToAction("Index");
}
else
{
if (userData.LoginUser(user))
{
if (remember == "on")
{
HttpCookie hc = new HttpCookie("username");
hc.Value = username;
Response.Cookies.Add(hc);
}
else if (remember == null)
{
if (Request.Cookies["username"] != null)
{
HttpCookie hc = new HttpCookie("username");
hc.Expires = DateTime.Now.AddDays(-1);
Response.Cookies.Add(hc);
}
}
RolesData rolesData = RolesData.GetRolesData();
string role = rolesData.GetRole(user.username);
System.Web.Security.FormsAuthenticationTicket ticket = new System.Web.Security.FormsAuthenticationTicket(
1,
user.username,
DateTime.Now,
DateTime.Now.AddMinutes(30),
false,
role,
System.Web.Security.FormsAuthentication.FormsCookiePath);
string EncryptedTicket = System.Web.Security.FormsAuthentication.Encrypt(ticket);
HttpCookie cookie = new HttpCookie(FormsAuthentication.FormsCookieName, EncryptedTicket);
cookie.HttpOnly = true;
Response.Cookies.Add(cookie);
//System.Web.Security.FormsAuthentication.SetAuthCookie(user.username, false);
TempData["Message"] = "Giriş başarılı";
return RedirectToAction("Index");
}
else
{
TempData["Message"] = "Yanlış kullanıcı adı veya şifre";
return RedirectToAction("Index");
}
}
}
