private void dispatcherTimer_Tick(object sender, EventArgs e)
{
switch (status)
{
case 0:
//Start and HeaderCheck
dispatcherTimer.Interval = new TimeSpan(0, 0, 0, 6, 0);
presentation.AddTextToInformationBox("Check Envelope for SOAP-Header");
bool secHead = soap.CheckSecurityHeader();
if (!secHead)
{
presentation.AddTextToInformationBox("No SOAP-Header found");
status = 1;
}
else
{
presentation.AddTextToInformationBox("SOAP-Header already exists");
animateElement("s:Header");
status = 2;
}
break;
case 1:
//Create Soap Header
presentation.AddTextToInformationBox("Add Soap-Header to Envelope");
soap.CreateSecurityHeaderAndSoapHeader();
addChildElement("s:Envelope", soap.SecuredSoap.GetElementsByTagName("s:Header")[0], true);
status = 3;
// slider1.Value++;
break;
case 2:
//Check Security Header -> Found -> Animate
presentation.AddTextToInformationBox("Check for Security-Header");
presentation.AddTextToInformationBox("Security-Header found");
animateElement("wsse:Security");
status = 4;
break;
case 3:
//Create Security Header
presentation.AddTextToInformationBox("Create Security-Header as child of SOAP-Header");
addChildElement("s:Header", soap.SecuredSoap.GetElementsByTagName("wsse:Security")[0], true);
status = 4;
break;
case 4:
//Create Signature Element
presentation.AddTextToInformationBox("Create a ds:Signature-Element as first child of the Security-Header");
soap.SignElementsManual(this.elementsToSign);
signed = true;
addChildElement("wsse:Security", soap.SecuredSoap.GetElementsByTagName("ds:Signature")[0], true);
//Signature TreeViewItem is saved in actSignatureItem var
status = 5;
break;
case 5:
//Create SignedInfo Element
presentation.AddTextToInformationBox("Create a ds:SignedInfo Element");
useactSigItem = true;
addChildElement("ds:Signature", soap.SecuredSoap.GetElementsByTagName("ds:SignedInfo")[0], false);
status = 6;
break;
case 6:
//Textoutput for Canonic. Method
presentation.AddTextToInformationBox("Create Canonicalization Method Element");
presentation.AddTextToInformationBox("This Element specifies the canonicalization method for the Signed-Info Element");
status = 7;
break;
case 7:
//Create Canon
useactSigItem = true;
addChildElement("ds:SignedInfo", soap.SecuredSoap.GetElementsByTagName("ds:CanonicalizationMethod")[0], false);
status = 8;
break;
case 8:
//Textoutput Signature Method
presentation.AddTextToInformationBox("Create Signature Method Element with the choosen signature algorithm");
string s = "";
if (soap.GetSignatureAlgorithm().Equals("1"))
{
s = "RSA-SHA1";
}
else
{
s = "DSA-SHA1";
}
presentation.AddTextToInformationBox("The signature algorithm is: " + s);
status = 9;
break;
case 9:
//Create Signature Method
useactSigItem = true;
addChildElement("ds:SignedInfo", soap.SecuredSoap.GetElementsByTagName("ds:SignatureMethod")[0], false);
status = 10;
break;
case 10:
//Start Reference Elements
presentation.AddTextToInformationBox("Create Reference-Elements for the elements to sign");
referencesCounter = 0;
referencesTimer.Start();
actTimer = referencesTimer;
dispatcherTimer.Stop();
status = 11;
break;
case 11:
presentation.AddTextToInformationBox("Create Signature Value Element");
actSignatureValue = addChildElement(actSignatureItem, soap.SecuredSoap.GetElementsByTagName("ds:SignatureValue")[0], false);
status = 12;
break;
case 12:
presentation.AddTextToInformationBox("Canonicalize the SignedInfo Element");
rootItem = (TreeViewItem)presentation.treeView.Items[0];
TreeViewItem canon = new TreeViewItem();
StreamReader sreader = new StreamReader(soap.CanonicalizeNodeWithExcC14n((XmlElement)soap.SecuredSoap.GetElementsByTagName("ds:SignedInfo")[0]));
string canonString = sreader.ReadToEnd();
XmlDocument doc = new XmlDocument();
XmlElement elem = doc.CreateElement("temp");
elem.InnerXml = canonString;
TextBlock tb = new TextBlock();
tb.FontSize = 14;
tb.Text = "Canonicalized Element: ";
StackPanel panel = new StackPanel();
panel.Children.Add(tb);
canon.Header = panel;
XmlNode node = (XmlNode)elem.ChildNodes[0];
presentation.CopyXmlToTreeView(node, canon);
presentation.treeView.Items.Clear();
canon.IsExpanded = true;
presentation.treeView.Items.Add(canon);
status = 13;
break;
case 13:
presentation.AddTextToInformationBox("Calculate SHA-1 Hash Value of this Element");
status = 14;
break;
case 14:
XmlElement signedInfo = (XmlElement)soap.SecuredSoap.GetElementsByTagName("ds:SignedInfo")[0];
byte[] temp = soap.GetDigestValueForElementWithSha1(signedInfo);
string value = Convert.ToBase64String(temp);
presentation.AddTextToInformationBox("SHA-1 Hash Value of the ds:SignedInfo Element is: " + value);
status = 15;
break;
case 15:
presentation.AddTextToInformationBox("Encrypt the calculated SHA-1 hash value to get die signature value");
status = 16;
break;
case 16:
XmlNode signatureValue = soap.SecuredSoap.GetElementsByTagName("ds:SignatureValue")[0];
presentation.AddTextToInformationBox("The Signature Value is: " + signatureValue.InnerText);
presentation.treeView.Items.Clear();
presentation.treeView.Items.Add(rootItem);
createValue(actSignatureValue, signatureValue.InnerText);
status = 17;
break;
case 17:
animateElement(actSignatureValue);
presentation.AddTextToInformationBox("Add KeyInfo Element");
status = 18;
break;
case 18:
TreeViewItem keyInfo = new TreeViewItem();
XmlNode keyInfoXML = soap.SecuredSoap.GetElementsByTagName("ds:KeyInfo")[0];
StackPanel panel1 = new StackPanel();
panel1.Orientation = System.Windows.Controls.Orientation.Horizontal;
TextBlock tbTagOpen = new TextBlock();
TextBlock tbTagClose = new TextBlock();
TextBlock tbName = new TextBlock();
tbTagOpen.Name = "tbTagOpen";
tbTagClose.Name = "tbTagClose";
tbName.Name = "tbName";
tbTagOpen.Text = "<";
tbTagClose.Text = ">";
tbName.Text = "ds:KeyInfo";
panel1.Children.Add(tbTagOpen);
panel1.Children.Add(tbName);
panel1.Children.Add(tbTagClose);
tbName.Foreground = elemBrush;
tbTagClose.Foreground = elemBrush;
tbTagOpen.Foreground = elemBrush;
presentation.InsertNamespace(panel1, keyInfoXML.NamespaceURI, "ds");
keyInfo.Header = panel1;
presentation.CopyXmlToTreeView(keyInfoXML, keyInfo);
actSignatureItem.Items.Add(keyInfo);
animateElement(keyInfo);
status = 19;
break;
case 19:
status = 0;
dispatcherTimer.Stop();
presentation.animationRunning = false;
soap.ShowSecuredSoap();
this.animationRunning = false;
break;
}
}
