//sets AppOptions when crypting method changes
public static bool SetOptions(CipherBase cipher)
{
if (cipher == null)
{
MessageBox.Show("Setting the crypting method failed");
return(false);
}
Options.CryptingMethod = cipher;
Options.LbKeyText = buildLbKeyText(Options.CryptingMethod);
if (Options.CryptingMethod.IsKeyBasedCipher())
{
CipherKeyBase keyCipherMethod = (CipherKeyBase)Options.CryptingMethod;
Options.NudKeyVisible = true;
Options.NudKeyMinimum = keyCipherMethod.KeyMinConstraint;
Options.NudKeyMaximum = keyCipherMethod.KeyMaxConstraint;
Options.KeyValue = keyCipherMethod.KeyValue;
}
else
{
Options.NudKeyVisible = false;
}
return(true);
}
public void testSetOptions_cryptingMethodWithoutKey()
{
CipherBase testCipher = CipherTestInstances.cipherWithoutKey;
OptionsService.SetOptions(testCipher);
Assert.Equal(Options.CryptingMethod, testCipher);
Assert.Equal(Options.LbKeyText, testCipher.Name + OptionsService.CIPHER_WITHOUT_KEY_LABEL_PREFIX);
OptionsService.SetOptions(testCipher); // TODO find out why is not changing CipherMethod after first SetOptions
Assert.False(Options.CryptingMethod.IsKeyBasedCipher());
}
public static string buildLbKeyText(CipherBase cipher)
{
return(string.Format($"{cipher.Name}" +
(cipher.IsKeyBasedCipher() ? CIPHER_WITH_KEY_LABEL_PREFIX + $"({((CipherKeyBase)cipher).KeyMinConstraint}" + $" - {((CipherKeyBase)cipher).KeyMaxConstraint})"
: CIPHER_WITHOUT_KEY_LABEL_PREFIX)));
}