class DomainCredential(models.Model):
    AUTH_TYPE_CHOICES = (
        ('1', 'LDAPs'),
    )
    user = models.CharField(_(u"Usuário para Autenticação"), max_length=255, unique=True)
    user_pass = models.CharField(_(u"Senha"), max_length=255)
    auth_type = models.CharField(_(u"Tipo de Autenticação"), max_length=1, choices=AUTH_TYPE_CHOICES, default='1')

    def get_pass(self):
        k = des(b"DESCRYPT", CBC, b"\0\0\0\0\0\0\0\0", padmode=PAD_PKCS5)
        return k.decrypt(self.user_pass)

    def set_pass(self, user_pass):
        k = des(b"DESCRYPT", CBC, b"\0\0\0\0\0\0\0\0", padmode=PAD_PKCS5)
        return k.encrypt(user_pass)

    def save(self, *args, **kwargs):
        self.user_pass = self.set_pass(self.user_pass.encode('utf-8'))
        super(DomainCredential, self).save(*args, **kwargs)

    def __unicode__(self):
        return self.user

    class Meta:
        app_label = 'core'