public void encodeButtonPressed(object sender, EventArgs e)
{
try
{
viewState = ViewState.newViewStateFromXMLString(myControl.viewStateXMLEncodedTextBox.Text);
if (viewState.m_MACProtected == true)
{
myControl.errorLabel.Text = "Warning: Reencoded ViewState does not contain MAC protection";
}
else
{
myControl.errorLabel.Text = "";
}
myControl.viewStateEncodedTextBox.Text = viewState.viewStateBase64;
myControl.MACValueLabel.Text = viewState.MAC;
myControl.versionValueLabel.Text = viewState.versionString;
String viewStateString = getViewStateString(bodyString);
m_entityBody = System.Text.Encoding.UTF8.GetBytes(bodyString.Replace(viewStateString, HttpUtility.UrlEncode(myControl.viewStateEncodedTextBox.Text)));
m_bDirty = true;
}
catch (Exception)
{
myControl.errorLabel.Text = "Error: Cannot encode malformed XML";
myControl.MACValueLabel.Text = "Unknown";
myControl.versionValueLabel.Text = "Unknown";
}
}
public void decodeButtonPressed(object sender, EventArgs e)
{
try
{
myControl.errorLabel.Text = "";
viewState = ViewState.newViewStateFromBase64String(myControl.viewStateEncodedTextBox.Text);
String viewStateString = getViewStateString(bodyString);
myControl.viewStateXMLEncodedTextBox.Text = viewState.viewStateXML;
myControl.MACValueLabel.Text = viewState.MAC;
myControl.versionValueLabel.Text = viewState.versionString;
m_entityBody = System.Text.Encoding.UTF8.GetBytes(bodyString.Replace(viewStateString, HttpUtility.UrlEncode(myControl.viewStateEncodedTextBox.Text)));
m_bDirty = true;
}
catch (Exception)
{
myControl.errorLabel.Text = "Error: Cannot decode malformed, encrypted, or unsupported ViewState";
myControl.MACValueLabel.Text = "Unknown";
myControl.versionValueLabel.Text = "Unknown";
}
}
