public ActionResult Create(Models.UsuarioModel usuarioModel)
{
if (ModelState.IsValid)
{
//Hash da Senha
usuarioModel.Senha = BCrypt.Net.BCrypt.HashPassword(usuarioModel.Senha);
usuarioModel.ConfirmarSenha = usuarioModel.Senha;
//AesCryptoServiceProvider
AesCryptoServiceProvider aes = new AesCryptoServiceProvider();
aes.BlockSize = 128;
aes.KeySize = 256;
aes.IV = Encoding.UTF8.GetBytes(AesIV256BD);
aes.Key = Encoding.UTF8.GetBytes(AesKey256BD);
aes.Mode = CipherMode.CBC;
aes.Padding = PaddingMode.PKCS7;
//Convertendo string para byte array
byte[] src = Encoding.Unicode.GetBytes(usuarioModel.Email);
//Encriptação
using (ICryptoTransform encrypt = aes.CreateEncryptor())
{
byte[] dest = encrypt.TransformFinalBlock(src, 0, src.Length);
//Converte byte array para string de base 64
usuarioModel.Email = Convert.ToBase64String(dest);
}
db.Usuarios.Add(usuarioModel);
db.SaveChanges();
return(RedirectToAction(nameof(Index)));
}
return(View(usuarioModel));
}
public ActionResult DeleteConfirmed(int id)
{
Models.UsuarioModel usuarioModel = db.Usuarios.Find(id);
db.Usuarios.Remove(usuarioModel);
db.SaveChanges();
return(RedirectToAction(nameof(Index)));
}
public ActionResult Edit(Models.UsuarioModel usuarioModel)
{
Models.UsuarioModel usuario = db.Usuarios.Find(usuarioModel.Id);
usuarioModel.Senha = usuario.Senha;
usuarioModel.ConfirmarSenha = usuario.Senha;
db.Entry(usuario).State = EntityState.Detached;
//AesCryptoServiceProvider
AesCryptoServiceProvider aes = new AesCryptoServiceProvider();
aes.BlockSize = 128;
aes.KeySize = 256;
aes.IV = Encoding.UTF8.GetBytes(AesIV256BD);
aes.Key = Encoding.UTF8.GetBytes(AesKey256BD);
aes.Mode = CipherMode.CBC;
aes.Padding = PaddingMode.PKCS7;
//Convertendo string para byte array
byte[] src = Encoding.Unicode.GetBytes(usuarioModel.Email);
//Encriptação
using (ICryptoTransform decrypt = aes.CreateEncryptor())
{
byte[] dest = decrypt.TransformFinalBlock(src, 0, src.Length);
usuarioModel.Email = Convert.ToBase64String(dest);
}
db.Entry(usuarioModel).State = EntityState.Modified;
db.SaveChanges();
return(RedirectToAction(nameof(Index)));
}
public ActionResult Delete(int?id)
{
if (id == null)
{
return(new HttpStatusCodeResult(HttpStatusCode.BadRequest));
}
Models.UsuarioModel usuarioModel = db.Usuarios.Find(id);
if (usuarioModel == null)
{
return(HttpNotFound());
}
//AesCryptoServiceProvider
AesCryptoServiceProvider aes = new AesCryptoServiceProvider();
aes.BlockSize = 128;
aes.KeySize = 256;
aes.IV = Encoding.UTF8.GetBytes(AesIV256BD);
aes.Key = Encoding.UTF8.GetBytes(AesKey256BD);
aes.Mode = CipherMode.CBC;
aes.Padding = PaddingMode.PKCS7;
byte[] src = Convert.FromBase64String(usuarioModel.Email);
using (ICryptoTransform decrypt = aes.CreateDecryptor())
{
byte[] dest = decrypt.TransformFinalBlock(src, 0, src.Length);
usuarioModel.Email = Encoding.Unicode.GetString(dest);
}
return(View(usuarioModel));
}
public ActionResult Verificar(Models.UsuarioModel usuarioModel)
{
AesCryptoServiceProvider aes = new AesCryptoServiceProvider();
aes.BlockSize = 128;
aes.KeySize = 256;
aes.IV = Encoding.UTF8.GetBytes(AesIV256BD);
aes.Key = Encoding.UTF8.GetBytes(AesKey256BD);
aes.Mode = CipherMode.CBC;
aes.Padding = PaddingMode.PKCS7;
byte[] src = Encoding.Unicode.GetBytes(usuarioModel.Email);
using (ICryptoTransform encrypt = aes.CreateEncryptor())
{
byte[] dest = encrypt.TransformFinalBlock(src, 0, src.Length);
//Converte byte array para string de base 64
usuarioModel.Email = Convert.ToBase64String(dest);
}
Models.UsuarioModel Consulta = db.Usuarios.FirstOrDefault
(u => u.Email == usuarioModel.Email);
string erro = "Usuario ou Senha Inválido";
if (Consulta == null)
{
return(RedirectToAction(nameof(Index), new { @erro = erro }));
}
if (BCrypt.Net.BCrypt.Verify(usuarioModel.Senha, Consulta.Senha))
{
Session["Nome"] = Consulta.Nome;
Session["Nivel"] = Consulta.Nivel;
return(RedirectToAction("Index", "Usuario"));
}
return(RedirectToAction(nameof(Index), new { @erro = erro }));
}
