public static IVaultContent Deserialize(string filePath, SecureString password)
{
var allText = File.ReadAllText(filePath);
int index = allText.IndexOf(FieldSeperator);
if (index < 3 || index + 3 > allText.Length)
{
throw new FormatException("Invalid file format.");
}
Version fileVersion;
if (!Version.TryParse(allText.Substring(0, index), out fileVersion))
{
throw new FormatException("Invalid file format.");
}
if (CurrentVersion.Major != fileVersion.Major || CurrentVersion.Minor != fileVersion.Minor)
{
throw new FormatException("Unknown file version.");
}
var bytes = Convert.FromBase64String(allText.Substring(index + 1));
IVaultContent vaultContent = new VaultContent();
vaultContent.Text = VaultSecurity.Decrypt(bytes, password);
return vaultContent;
}
private bool SaveCurrent(bool forcePrompts = false)
{
var effectiveFilePath = lastFilePath;
var effectivePassword = lastPassword;
if (forcePrompts || effectiveFilePath == null)
{
if (saveFileDialog.ShowDialog(this) != true)
{
return false;
}
effectiveFilePath = saveFileDialog.FileName;
}
if (forcePrompts || effectivePassword == null)
{
var passwordDialog = new PasswordDialog();
if (passwordDialog.ShowDialog() != true)
{
return false;
}
effectivePassword = passwordDialog.Password;
}
IVaultContent content = new VaultContent() { Text = textBox.Text };
VaultSerializer.Serialize(effectiveFilePath, content, effectivePassword);
lastFilePath = effectiveFilePath;
lastPassword = effectivePassword;
dataIsChanged = false;
UpdateActions();
return true;
}
