public IActionResult ShowKey()
{
Randomkey key = new Randomkey();
key.Id = -1;
key.Key = "XXXXXXXXXXX";
return(View("RandomKeyView", key));
}
public IActionResult GetRandomKey()
{
Randomkey key = GenerateRandomkey();
var dbCheck = db.Randomkey.Where(r => r.Key == key.Key).ToList();
if (dbCheck.Count == 0)
{
db.Randomkey.Add(key);
db.SaveChanges();
return(View("RandomKeyView", key));
}
GetRandomKey();
throw new Exception("Key wird bereits verwendet ");
}
//Erstellung eines Registierungsschlüssels nach dem Zufallsprinizp aus vorgegeben Zeichen
private Randomkey GenerateRandomkey()
{
Random random = new Random();
string characters = "123456789ABCDEFGHIJKLMNPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz";
StringBuilder result = new StringBuilder(11);
for (int i = 0; i < 11; i++)
{
result.Append(characters[random.Next(characters.Length)]);
}
Randomkey key = new Randomkey();
string strresult = result.ToString();
key.Key = strresult;
return(key);
}
public async Task <IActionResult> Register(RegisterViewModel model, string returnUrl = "")
{
//TODo: Beide PW gleich --> Check
//Überprüfen, ob User und Adresse bereits existieren
User userCheck = db.User.Where(u => u.UserName == model.Username).SingleOrDefault();
Address addressCheck = db.Address.Where(a =>
a.Country == model.Country && a.City == model.City && a.ZipCode == model.ZipCode &&
a.Street == model.Street && a.Number == model.Number).SingleOrDefault();
//Gültigkeit des Registierungskeys Prüfen
try
{
Randomkey key = db.Randomkey.Where(r => r.Key == model.Registerkey).First();
db.Randomkey.Remove(key);
db.SaveChanges();
}
catch
{
ModelState.AddModelError("Registererror",
"Registerkey is not available, maybe this key is not valid anymore");
return(View("RegisterView", model));
}
//Falls Adresse nicht vorhanden, neue Anlegen
if (addressCheck == null)
{
Address newAddress = new Address
{
Country = model.Country,
City = model.City,
ZipCode = model.ZipCode,
Street = model.Street,
Number = model.Number
};
db.Add(newAddress);
db.SaveChanges();
}
addressCheck = db.Address.Where(a =>
a.Country == model.Country && a.City == model.City && a.ZipCode == model.ZipCode &&
a.Street == model.Street && a.Number == model.Number).SingleOrDefault();
//Falls User nicht vorhanden, neuen User anlegen
if (userCheck == null)
{
User newUser = new User
{
Firstname = model.Firstname,
Name = model.Name,
UserName = model.Username,
Email = model.Email,
Birthday = model.Birthday,
Birthplace = model.Birthplace,
AddressId = addressCheck.Id
};
//User Speichern und Passwort Hashen
IdentityResult identityResult = await signInManager.UserManager.CreateAsync(newUser, model.Password);
//Falls Speicherung erfolgreich wird User der Rolle "User" zugeordnet
if (identityResult.Succeeded)
{
bool register = false;
//await signInManager.UserManager.AddToRoleAsync(newUser, "User"); Es wird IsInRoleAsync aufgerufen
Role role = db.Role.SingleOrDefault(r => r.Name == "User");
UserRole userRole = new UserRole
{
UserId = newUser.Id,
RoleId = role.Id
};
db.Add(userRole);
db.SaveChanges();
if (!string.IsNullOrEmpty(returnUrl) && Url.IsLocalUrl(returnUrl))
{
register = true;
return(RedirectToAction("Index", "Home"));
//return Redirect(returnUrl);
}
register = false;
return(RedirectToAction("Index", "Home", new { register }));
}
}
ModelState.AddModelError("", "Invalid register attempt");
return(View("RegisterView", model));
}