private async Task LogInUserAsync(projeto_forum.Models.User user)
{
var claims = new List <Claim>();
claims.Add(new Claim(ClaimTypes.Name, user.Name));
if (user.IsAdministrator)
{
claims.Add(new Claim(ClaimTypes.Role, Roles.Administrator));
}
var claimsIndentity = new ClaimsIdentity(claims, CookieAuthenticationDefaults.AuthenticationScheme);
var claimsPrincipal = new ClaimsPrincipal(claimsIndentity);
await HttpContext.SignInAsync(CookieAuthenticationDefaults.AuthenticationScheme, claimsPrincipal);
user.LastLogInDateTime = DateTime.Now;
await _dbContext.SaveChangesAsync();
}
public async Task <IActionResult> Register(RegisterViewModel model)
{
if (!ModelState.IsValid)
{
throw new Exception("Invalid registration information.");
}
model.Name = model.Name.Trim();
model.Password = model.Password.Trim();
model.RepeatPassword = model.RepeatPassword.Trim();
projeto_forum.Models.User user = _dbContext.User
.SingleOrDefault(u => u.Name.Equals(model.Name, StringComparison.CurrentCultureIgnoreCase));
var targetUser = user;
if (targetUser != null)
{
throw new Exception("User name already exists.");
}
if (!model.Password.Equals(model.RepeatPassword))
{
throw new Exception("Passwords are not identical.");
}
var hasher = new PasswordHasher <projeto_forum.Models.User>();
targetUser = new projeto_forum.Models.User {
Name = model.Name, RegisterDateTime = DateTime.Now, Description = model.Description
};
targetUser.PasswordHash = hasher.HashPassword(targetUser, model.Password);
if (_dbContext.User.Count() == 0)
{
targetUser.IsAdministrator = true;
}
await _dbContext.User.AddAsync(targetUser);
await _dbContext.SaveChangesAsync();
await LogInUserAsync(targetUser);
return(RedirectToAction("Index", "Home"));
}