void GiveUser(User current)
{
faceTrackingViewer.stopTracking();
this.isfaceTrackerOn = false;
if (this.isUserNew)
{
if (current.name.Length > 0)
{
faceTrackingViewer.stopTracking();
this.isfaceTrackerOn = false;
this.scanpanel.Visibility = System.Windows.Visibility.Collapsed;
if (string.Compare(this.currentUser.name, current.name, true) == 0)
{
this.welcomeMassage.Text = "We have found your scan if thats incorecct click on rescan!";
this.welcomeMassage.Visibility = System.Windows.Visibility.Visible;
this.rescan.Visibility = System.Windows.Visibility.Visible;
}
}
else
{
// new user registering, start learner
faceTrackingViewer.stopTracking();
this.isfaceTrackerOn = false;
this.currentUser.faceParams = current.faceParams;
this.currentUser.name = this.Username.Text;
this.scanpanel.Visibility = System.Windows.Visibility.Collapsed;
this.ImagePanel.Visibility = System.Windows.Visibility.Visible;
}
}
else
{
if (current.name.Length > 0)
{
if (String.Compare(current.name, this.currentUser.name, true) == 0)
{
faceTrackingViewer.stopTracking();
this.isfaceTrackerOn = false;
Console.WriteLine("The name is " + current.name);
this.scanpanel.Visibility = System.Windows.Visibility.Collapsed;
this.InitialPanel.Visibility = System.Windows.Visibility.Visible;
this.New_Account.Visibility = System.Windows.Visibility.Collapsed;
this.login.Visibility = System.Windows.Visibility.Collapsed;
this.rescan.Visibility = System.Windows.Visibility.Collapsed;
this.welcomeMassage.Visibility = System.Windows.Visibility.Visible;
this.welcomeMassage.Text = "Hello " + current.name + "! " + "Start drawing your pattern when the circle is blue.";
userImage = new BitmapImage(new Uri(current.imgPath));
myImageBox.Source = handSource;
this.myImageBox.Visibility = Visibility.Visible;
this.sensor.DepthFrameReady += this.SensorDepthFrameReady;
this.sensor.SkeletonFrameReady += this.SensorSkeletonFrameReady;
Queue<ThreeDAuth.Point2d> passwordQueue = new Queue<ThreeDAuth.Point2d>(current.password);
gValidator = new ThreeDAuth.GestureValidator(passwordQueue, 20);
gValidator.OnCompletedValidation += new CompletedValidation(gValidator_OnCompletedValidation);
}
else
{
faceTrackingViewer.stopTracking();
this.isfaceTrackerOn = false;
Console.WriteLine("The name is " + current.name);
this.scanpanel.Visibility = System.Windows.Visibility.Collapsed;
this.InitialPanel.Visibility = System.Windows.Visibility.Visible;
this.New_Account.Visibility = System.Windows.Visibility.Collapsed;
this.login.Visibility = System.Windows.Visibility.Collapsed;
this.rescan.Visibility = System.Windows.Visibility.Visible;
this.byPass.Visibility = System.Windows.Visibility.Visible;
this.welcomeMassage.Visibility = System.Windows.Visibility.Visible;
this.welcomeMassage.Text = "Hello " + this.currentUser.name + "! " + "We did not find the right match. Please rescan";
}
}
else
{
faceTrackingViewer.stopTracking();
this.isfaceTrackerOn = false;
Console.WriteLine("The name is " + current.name);
this.scanpanel.Visibility = System.Windows.Visibility.Collapsed;
this.InitialPanel.Visibility = System.Windows.Visibility.Visible;
this.New_Account.Visibility = System.Windows.Visibility.Collapsed;
this.login.Visibility = System.Windows.Visibility.Collapsed;
this.rescan.Visibility = System.Windows.Visibility.Visible;
this.byPass.Visibility = System.Windows.Visibility.Visible;
this.welcomeMassage.Visibility = System.Windows.Visibility.Visible;
this.welcomeMassage.Text = "Hello " + this.Username.Text + "! " + "We did not find you. Please rescan";
}
}
}
private void SaveUser(User user)
{
String filename = "users.xml";
System.Xml.XmlDocument userFile = new System.Xml.XmlDocument();
try
{
userFile.Load(filename);
System.Xml.XmlNodeList users = userFile.GetElementsByTagName("user");
bool existingUser = false;
System.Xml.XmlNode node = null;
foreach (System.Xml.XmlNode userNode in users)
{
if (userNode["name"].InnerText.Equals(user.name))
{
existingUser = true;
node = userNode;
}
}
if (!existingUser)
{
node = userFile.CreateNode(System.Xml.XmlNodeType.Element, "user", null);
System.Xml.XmlNode nameNode = userFile.CreateNode(System.Xml.XmlNodeType.Element, "name", null);
nameNode.InnerText = user.name;
System.Xml.XmlNode imageNode = userFile.CreateNode(System.Xml.XmlNodeType.Element, "user-image", null);
imageNode.InnerText = user.imgPath;
System.Xml.XmlNode faceParamsNode = userFile.CreateNode(System.Xml.XmlNodeType.Element, "face-params", null);
// Need to get all the face params in here
FaceClassifier classifier = CurrentObjectBag.SCurrentFaceClassifier;
// add by Anton - write face params to XML
int tempIdCounter = 1;
foreach (ThreeDAuth.Point2d point in user.faceParams)
{
System.Xml.XmlNode paramNode = userFile.CreateNode(System.Xml.XmlNodeType.Element, "param", null);
System.Xml.XmlNode id = userFile.CreateNode(System.Xml.XmlNodeType.Element, "id", null);
System.Xml.XmlNode mean = userFile.CreateNode(System.Xml.XmlNodeType.Element, "mean", null);
System.Xml.XmlNode sdev = userFile.CreateNode(System.Xml.XmlNodeType.Element, "stdev", null);
mean.InnerText = "" + point.x;
sdev.InnerText = "" + point.y;
id.InnerText = "" + tempIdCounter;
tempIdCounter++;
paramNode.AppendChild(id);
paramNode.AppendChild(mean);
paramNode.AppendChild(sdev);
faceParamsNode.AppendChild(paramNode);
}
System.Xml.XmlNode passwordNode = userFile.CreateNode(System.Xml.XmlNodeType.Element, "points", null);
foreach (ThreeDAuth.Point2d point in user.password)
{
System.Xml.XmlNode pointNode = userFile.CreateNode(System.Xml.XmlNodeType.Element, "point", null);
System.Xml.XmlNode xCoord = userFile.CreateNode(System.Xml.XmlNodeType.Element, "x", null);
System.Xml.XmlNode yCoord = userFile.CreateNode(System.Xml.XmlNodeType.Element, "y", null);
xCoord.InnerText = "" + point.x;
yCoord.InnerText = "" + point.y;
pointNode.AppendChild(xCoord);
pointNode.AppendChild(yCoord);
passwordNode.AppendChild(pointNode);
}
System.Xml.XmlNode storedDataNode = userFile.CreateNode(System.Xml.XmlNodeType.Element, "stored-data", null);
foreach (UserInfoTuple userInfo in user.StoredData)
{
if (userInfo != null)
{
System.Xml.XmlNode tupleNode = userFile.CreateNode(System.Xml.XmlNodeType.Element, "stored-data-tuple", null);
System.Xml.XmlNode refNode = userFile.CreateNode(System.Xml.XmlNodeType.Element, "reference", null);
System.Xml.XmlNode unNode = userFile.CreateNode(System.Xml.XmlNodeType.Element, "username", null);
System.Xml.XmlNode pwNode = userFile.CreateNode(System.Xml.XmlNodeType.Element, "password", null);
refNode.InnerText = userInfo.Reference;
unNode.InnerText = userInfo.Username;
pwNode.InnerText = userInfo.Password;
tupleNode.AppendChild(refNode);
tupleNode.AppendChild(unNode);
tupleNode.AppendChild(pwNode);
storedDataNode.AppendChild(tupleNode);
}
}
node.AppendChild(nameNode);
node.AppendChild(imageNode);
node.AppendChild(faceParamsNode);
node.AppendChild(passwordNode);
node.AppendChild(storedDataNode);
userFile.DocumentElement.AppendChild(node);
}
else
{
// Do things or something
//XmlNode storedData = node["stored-data"];
System.Xml.XmlNode storedDataNode = userFile.CreateNode(System.Xml.XmlNodeType.Element, "stored-data", null);
foreach (UserInfoTuple userInfo in user.StoredData)
{
if (userInfo != null)
{
System.Xml.XmlNode tupleNode = userFile.CreateNode(System.Xml.XmlNodeType.Element, "stored-data-tuple", null);
System.Xml.XmlNode refNode = userFile.CreateNode(System.Xml.XmlNodeType.Element, "reference", null);
System.Xml.XmlNode unNode = userFile.CreateNode(System.Xml.XmlNodeType.Element, "username", null);
System.Xml.XmlNode pwNode = userFile.CreateNode(System.Xml.XmlNodeType.Element, "password", null);
refNode.InnerText = userInfo.Reference;
unNode.InnerText = userInfo.Username;
pwNode.InnerText = userInfo.Password;
tupleNode.AppendChild(refNode);
tupleNode.AppendChild(unNode);
tupleNode.AppendChild(pwNode);
storedDataNode.AppendChild(tupleNode);
}
}
//node["stored-data"] = storedDataNode;
node.RemoveChild(node["stored-data"]);
node.AppendChild(storedDataNode);
}
userFile.Save(filename);
}
catch (Exception exception)
{
Console.WriteLine("file not found");
}
}
private void CopyClick(User user, int itemIdx, StoredDataType type)
{
String textToCopy = "";
if (user.StoredData.Length > itemIdx)
{
if (type == StoredDataType.REFERENCE)
{
textToCopy = user.StoredData[itemIdx].Reference;
}
else if (type == StoredDataType.USERNAME)
{
textToCopy = user.StoredData[itemIdx].Username;
}
else if (type == StoredDataType.PASSWORD)
{
textToCopy = user.StoredData[itemIdx].Password;
}
}
System.Windows.Clipboard.SetText(textToCopy);
}
private void login_Click(object sender, RoutedEventArgs e)
{
CurrentObjectBag.SLearningNewUser = false;
this.currentUser = new User("", "", null, null, null);
this.currentUser.name = this.Username.Text;
this.isUserNew = false;
this.InitialPanel.Visibility = System.Windows.Visibility.Collapsed;
this.userNamestackPanel.Visibility = System.Windows.Visibility.Visible;
this.AccountButton.Content = "Log in";
}
private void New_Account_Click(object sender, RoutedEventArgs e)
{
CurrentObjectBag.SLearningNewUser = true;
this.currentUser = new User("", "", null, null, null);
this.isUserNew = true;
this.InitialPanel.Visibility = System.Windows.Visibility.Collapsed;
this.userNamestackPanel.Visibility = System.Windows.Visibility.Visible;
}
private void home_Click(object sender, RoutedEventArgs e)
{
if (this.isfaceTrackerOn)
{
faceTrackingViewer.stopTracking();
}
//this.sensor.DepthFrameReady += null;
this.sensor.DepthFrameReady -= this.SensorDepthFrameReady;
this.sensor.SkeletonFrameReady -= this.SensorSkeletonFrameReady;
//this.sensor.SkeletonFrameReady += null;
if (gValidator != null)
{
//gValidator.OnCompletedValidation += null;
}
this.currentUser = null;
this.myImageBox.Source = null;
this.Username.Text = "";
faceScanCount = 0;
faceScanCounter = -1;
this.progressBar1.Value = 0;
this.progressBar2.Value = 0;
this.progressBar3.Value = 0;
this.InitialPanel.Visibility = System.Windows.Visibility.Visible;
this.New_Account.Visibility = System.Windows.Visibility.Visible;
this.login.Visibility = System.Windows.Visibility.Visible;
this.progressBar1.Width = 55;
this.progressBar1.Width = 55;
this.progressBar1.Width = 55;
this.progressBar1.Visibility = System.Windows.Visibility.Visible;
this.progressBar2.Visibility = System.Windows.Visibility.Visible;
this.progressBar3.Visibility = System.Windows.Visibility.Visible;
this.welcomeMassage.Visibility = System.Windows.Visibility.Collapsed;
this.byPass.Visibility = System.Windows.Visibility.Collapsed;
this.rescan.Visibility = System.Windows.Visibility.Collapsed;
this.gestureTracker.Visibility = System.Windows.Visibility.Collapsed;
this.scanpanel.Visibility = System.Windows.Visibility.Collapsed;
this.RegistrationMassage.Visibility = System.Windows.Visibility.Collapsed;
this.userNamestackPanel.Visibility = System.Windows.Visibility.Collapsed;
this.ImagePanel.Visibility = System.Windows.Visibility.Collapsed;
this.NewReferencePanel.Visibility = System.Windows.Visibility.Collapsed;
this.NewUsernamePanel.Visibility = System.Windows.Visibility.Collapsed;
this.NewPasswordPanel.Visibility = System.Windows.Visibility.Collapsed;
this.LoggedInUI.Visibility = System.Windows.Visibility.Collapsed;
//this.NewStoredDataButtonPanel.Visibility = System.Windows.Visibility.Collapsed;
//this.StoredDataGridPanel.Visibility = System.Windows.Visibility.Collapsed;
//this.StoredDataGrid.Visibility = System.Windows.Visibility.Collapsed;
}
private void gValidator_OnCompletedValidation(bool successful)
{
if (successful)
{
if (this.isfaceTrackerOn)
{
faceTrackingViewer.stopTracking();
}
this.sensor.DepthFrameReady -= this.SensorDepthFrameReady;
this.sensor.SkeletonFrameReady -= this.SensorSkeletonFrameReady;
this.currentUser = LoadUser(this.currentUser.name);
this.myImageBox.Source = null;
this.Username.Text = "";
faceScanCount = 0;
faceScanCounter = -1;
this.progressBar1.Value = 0;
this.progressBar2.Value = 0;
this.progressBar3.Value = 0;
this.InitialPanel.Visibility = System.Windows.Visibility.Visible;
this.New_Account.Visibility = System.Windows.Visibility.Collapsed;
this.login.Visibility = System.Windows.Visibility.Collapsed;
this.progressBar1.Width = 55;
this.progressBar1.Width = 55;
this.progressBar1.Width = 55;
this.progressBar1.Visibility = System.Windows.Visibility.Collapsed;
this.progressBar2.Visibility = System.Windows.Visibility.Collapsed;
this.progressBar3.Visibility = System.Windows.Visibility.Collapsed;
this.byPass.Visibility = System.Windows.Visibility.Collapsed;
this.rescan.Visibility = System.Windows.Visibility.Collapsed;
this.gestureTracker.Visibility = System.Windows.Visibility.Collapsed;
this.scanpanel.Visibility = System.Windows.Visibility.Collapsed;
this.RegistrationMassage.Visibility = System.Windows.Visibility.Collapsed;
this.userNamestackPanel.Visibility = System.Windows.Visibility.Collapsed;
this.ImagePanel.Visibility = System.Windows.Visibility.Collapsed;
this.welcomeMassage.Visibility = System.Windows.Visibility.Visible;
if (currentUser != null)
{
this.welcomeMassage.Text = "Congratulations " + currentUser.name + ". You are now logged in!";
}
else
{
this.welcomeMassage.Text = "Congratulations! You are now logged in!";
}
this.NewReferencePanel.Visibility = System.Windows.Visibility.Visible;
this.NewUsernamePanel.Visibility = System.Windows.Visibility.Visible;
this.NewPasswordPanel.Visibility = System.Windows.Visibility.Visible;
this.LoggedInUI.Visibility = System.Windows.Visibility.Visible;
if (currentUser != null)
{
if (currentUser.StoredData != null)
{
if (currentUser.StoredData[0] != null)
{
this.NewReferenceNameTextBlock1.Text = currentUser.StoredData[0].Reference;
}
if (currentUser.StoredData[1] != null)
{
this.NewReferenceNameTextBlock2.Text = currentUser.StoredData[1].Reference;
}
}
}
//this.NewStoredDataButtonPanel.Visibility = System.Windows.Visibility.Visible;
//this.StoredDataGridPanel.Visibility = System.Windows.Visibility.Visible;
//this.StoredDataGrid.Visibility = System.Windows.Visibility.Visible;
}
}
public void verifyUser(double[] vals)
{
try
{
data.Load("users.xml");
}
catch (Exception)
{
Console.WriteLine("file not found");
}
SortedDictionary<String, double> matches = new SortedDictionary<String, double>();
XmlNodeList users = data.GetElementsByTagName("user");
foreach (XmlNode user in users)
{
double total = 0;
//Console.WriteLine(user["name"].InnerText);
XmlNode mets = user["face-params"];
for (int i = 0; i < mets.ChildNodes.Count; i++)
{
XmlNode met = mets.ChildNodes[i];
double mean = Convert.ToDouble(met["mean"].InnerText);
double stdev = Convert.ToDouble(met["stdev"].InnerText);
double score = getZScore(vals[i], mean, stdev);
//Console.WriteLine("Score---------> " + score);
if(score >= 1) {
total += score;
}
}
//Console.WriteLine("");
try {
matches.Add(user["name"].InnerText, total);
} catch (Exception e) {
}
}
String bestMatchName = "New User";
double bestMatchVal = 100;
foreach (KeyValuePair<String, double> kvp in matches)
{
Console.WriteLine(kvp.Key + "----------------" + kvp.Value);
if (kvp.Value < bestMatchVal)
{
bestMatchVal = kvp.Value;
bestMatchName = kvp.Key;
}
}
if (bestMatchVal <= MAX_DIFF)
{
Console.WriteLine(bestMatchName);
foreach (XmlNode user in users)
{
if (user["name"].InnerText == bestMatchName)
{
List<Point2d> tempPts = new List<Point2d>();
XmlNode points = user["points"];
for (int i = 0; i < points.ChildNodes.Count; i++)
{
XmlNode point = points.ChildNodes[i];
double x = Convert.ToDouble(point["x"].InnerText);
double y = Convert.ToDouble(point["y"].InnerText);
Point2d tmp = new Point2d(x, y);
tempPts.Add(tmp);
}
XmlNode storedDataXml = user["stored-data"];
UserInfoTuple[] storedData = new UserInfoTuple[Util.NUM_STORED_DATA];
for (int i = 0; i < storedDataXml.ChildNodes.Count; i++)
{
XmlNode storedDataTuple = storedDataXml.ChildNodes[i];
string reference = Convert.ToString(storedDataTuple["reference"].InnerText);
string username = Convert.ToString(storedDataTuple["username"].InnerText);
string password = Convert.ToString(storedDataTuple["password"].InnerText);
storedData[i] = new UserInfoTuple(reference, username, password);
}
User current = new User(user["name"].InnerText, user["user-image"].InnerText, tempPts, null, storedData);
Console.WriteLine(user["name"].InnerText);
Notify(current);
return;
}
}
}
else
{
Console.WriteLine("New User");
User cur = new User("", "", null, null, null);
Notify(cur);
}
}
public void addUser(List<List<double>> data)
{
List<double>[] sorted = new List<double>[7];
for (int h = 0; h < sorted.Length; h++)
{
sorted[h] = new List<double>();
}
for (int i = 0; i < data.Count; i++)
{
List<double> tmp = data.ElementAt(i);
for (int j = 0; j < tmp.Count; j++)
{
sorted[j].Add(tmp.ElementAt(j));
}
}
List<Point2d> tempPts = new List<Point2d>();
// calculate mean and standard deviation
for (int k = 0; k < sorted.Length; k++)
{
List<double> tmp = sorted[k];
double average = tmp.Average();
double sumOfSquaresOfDifferences = tmp.Select(val => (val - average) * (val - average)).Sum();
double sd = Math.Sqrt(sumOfSquaresOfDifferences / (tmp.Count - 1));
if (sd < 0.0001)
{
sd = .00010101;
}
Point2d tempPoint = new Point2d(average, sd);
tempPts.Add(tempPoint);
}
User cur = new User("", "", null, tempPts, null);
Notify(cur);
}
private void Notify(User u)
{
// could be an issue if no one is listening, but there should be a listener by the time this is called
if (_onUserRecieved != null)
_onUserRecieved(u);
}
