private void MenuItem_Open(object sender, RoutedEventArgs e)
{
keyBox.Text = "";
keyBox.Focus();
var ofd = new OpenFileDialog()
{
Filter = "*.secret|*.secret"
};
EnicryptionText data;
if ((bool)ofd.ShowDialog())
{
var xs = new XmlSerializer(typeof(EnicryptionText));
using (var file = File.OpenRead(ofd.FileName))
{
data = (EnicryptionText)xs.Deserialize(file);
}
var hash = HashOfText(data.TextMsg);
if (hash == data.Hash)
{
EnicryptionText eniText = (EnicryptionText)this.Resources["MyText"];
eniText.TextMsg = data.TextMsg;
}
else
{
if (MessageBox.Show("Хэш не совпадает. Сообщение было изменено. Продолжить?", "Ошибка хэша", MessageBoxButton.YesNo) == MessageBoxResult.No)
{
return;
}
EnicryptionText eniText = (EnicryptionText)this.Resources["MyText"];
eniText.TextMsg = data.TextMsg;
}
}
}
public EnicryptionText GetObject()
{
EnicryptionText eniText = (EnicryptionText)this.Resources["MyText"];
string text = eniText.TextMsg;
string hash = HashOfText(text);
return(new EnicryptionText
{
TextMsg = myTextBlock.Text,
Hash = hash
});
}
