/// <summary></summary>
private async void processImage(Bitmap image)
{
await
Task.Run(
async() =>
//This code is intended to run on a new thread, control is returned to the caller on the UI thread.
{
Guid photoID = Guid.NewGuid();
string photoName = photoID.ToString() + ".png"; //file name
string imagePath = System.IO.Path.Combine(App.imageSavePath, photoName);
using (var fileStream = new FileStream(imagePath, FileMode.Create))
{
image.Save(fileStream, ImageFormat.Png);
fileStream.Close();
}
App.WriteMessage("Photo Saved To File");
//Check for Face & Get Attributes
bool intruder = false;
string username = "";
//API Call to Microsoft Cognitive
List <Face> faces = await App.UploadAndDetectFaces(imagePath);
if (faces != null)
{
if (faces.Count > 0)
{
//Face Detected
App.WriteMessage("Faces Detected From API");
//Compare to Owner
username = await App.VerifyPerson(faces.Select(f => f.FaceId).ToArray());
if (username == "")
{
//Face detected, not owner
intruder = true;
}
}
else
{
App.WriteMessage("No Faces Detected");
}
}
//Test to see if we have an intruder
if (intruder)
{
//Check we have not sent a notification in the past 2 minutes
if (DateTime.Now.Subtract(lastNotification).TotalMinutes >= 2)
{
//Upload Photo to Google Drive
byte[] byteArray = File.ReadAllBytes(System.IO.Path.Combine(App.imageSavePath, photoName));
//Make Sure I have Google Drive configured
if (App.AllowGoogleDrive)
{
await GoogleAppAuthorisation.AuthorizeAndUpload(byteArray, photoName);
App.WriteMessage("Photo Uploaded to Drive");
}
//Send Notification
if (App.smsClient != null)
{
App.smsClient.sendSMS();
App.WriteMessage("SMS Notification Sent");
}
lastNotification = DateTime.Now;
}
//Display Verification Failed Message
Application.Current.Dispatcher.Invoke(new Action(() =>
{
this.cameraWindow.Visibility = Visibility.Collapsed;
MessageWindow msg = new MessageWindow {
Owner = this, state = 0
};
msg.ShowDialog();
}));
}
else if (username != "")
{
//Delete Image - No Need to keep saved image of verified
File.Delete(imagePath);
//Check if we could verify, but not confident enough
if (username != "N/C")
{
//Unlock Screensaver
Application.Current.Dispatcher.Invoke(new Action(() =>
{
this.cameraWindow.Visibility = Visibility.Collapsed;
MessageWindow msg = new MessageWindow {
Owner = this, state = 1, username = username
};
msg.ShowDialog();
App.CloseApplication = true;
this.Close();
}));
}
else
{
//Verified, just not confidence
//Display Verification Failed Message
Application.Current.Dispatcher.Invoke(new Action(() =>
{
this.cameraWindow.Visibility = Visibility.Collapsed;
MessageWindow msg = new MessageWindow {
Owner = this, state = 2
};
msg.ShowDialog();
//Keep Window Open for re-verification
this.cameraWindow.Visibility = Visibility.Visible;
}));
}
}
else
{
//Delete Image - No Need to keep saved image of nothing
File.Delete(imagePath);
//No Faces Detected
Application.Current.Dispatcher.Invoke(new Action(() =>
{
cameraLabel.Content = "Verifying User";
this.cameraWindow.Visibility = Visibility.Collapsed;
}));
}
working = false;
});
}
private async void Application_Startup(object sender, StartupEventArgs e)
{
bool displayScreensaver = false;
if (e.Args.Length == 0 || e.Args[0].ToLower().StartsWith("/s"))
{
//Set Image Storage Path & Create Directory if required
imageSavePath = Path.Combine(System.AppDomain.CurrentDomain.BaseDirectory, "Captures");
if (!Directory.Exists(imageSavePath))
{
Directory.CreateDirectory(imageSavePath);
}
//Load Settings From Configuration File
if (File.Exists("Settings.xml"))
{
XmlDocument doc = new XmlDocument();
doc.Load("Settings.xml");
bool SMSEnabled = false;
string SMSCarrier = "";
string SMSNumber = "";
string SMSMessage = "";
XmlNode node = doc.SelectSingleNode("Settings");
foreach (var ele in node)
{
if (ele.GetType() == typeof(XmlElement))
{
//We only want to collect data from XmlElements
XmlElement xele = (XmlElement)ele;
switch (xele.Name.ToLower())
{
case "faceid":
faceGroupID = xele.InnerText;
break;
case "sms":
if (xele.HasChildNodes)
{
//Get SMS Details from Child Node
foreach (var eSMS in xele.ChildNodes)
{
if (eSMS.GetType() == typeof(XmlElement))
{
//Again we only want XmlElements
XmlElement xeSMS = (XmlElement)eSMS;
switch (xeSMS.Name.ToLower())
{
case "enabled":
SMSEnabled = Boolean.Parse(xeSMS.InnerText);
break;
case "carrier":
SMSCarrier = xeSMS.InnerText;
break;
case "mobilenumber":
SMSNumber = xeSMS.InnerText;
break;
case "message":
SMSMessage = xeSMS.InnerText;
break;
}
}
}
}
break;
}
}
}
//Configure Software for Settings
if (faceGroupID != "")
{
//Check Face Group
var result = await faceServiceClient.GetPersonGroupAsync(faceGroupID);
if (result.PersonGroupId == "")
{
facialCheckDisabled = true;
}
}
else
{
//No Face Group
//Facial Recognition will be disabled - this is now a general screensaver
facialCheckDisabled = true;
}
//SMS Settings
if (SMSEnabled)
{
switch (SMSCarrier.ToLower())
{
case "telstra":
smsClient = new TelstraSMSService(SMSNumber);
break;
case "optus":
smsClient = new OptusSMSService(SMSNumber);
break;
case "Vodafone":
smsClient = new VodafoneSMSService(SMSNumber);
break;
}
if (smsClient != null && SMSMessage != "")
{
smsClient.setMessage(SMSMessage);
}
App.WriteMessage("SMS Service Configured");
}
App.WriteMessage("Settings File Loaded");
}
else
{
//No settings file found
//Disable Facial Recognition
facialCheckDisabled = true;
}
//Google Drive Authorisation
string storageDirectory = Path.Combine(AppDomain.CurrentDomain.BaseDirectory, "Credentials");
if (Directory.Exists(storageDirectory))
{
if (Directory.EnumerateFiles(storageDirectory).Count() > 0)
{
AllowGoogleDrive = true;
}
}
if (AllowGoogleDrive)
{
GoogleAppAuthorisation.BuildCredentails(storageDirectory);
}
//Get IP Address of System
fetchIP();
//Display the Screensaver
displayScreensaver = true;
}
else if (e.Args[0].ToLower().StartsWith("/p"))
{
facialCheckDisabled = true;
//No Preview Available
//Close this application
App.CloseApplication = true;
Environment.Exit(0);
}
else if (e.Args[0].ToLower().StartsWith("/c"))
{
RegistryKey key = Registry.LocalMachine.OpenSubKey("SOFTWARE\\Horus");
if (key != null)
{
string appPath = (string)key.GetValue("AppPath");
if (appPath != null)
{
//Start configuration Tool
Process process = new Process();
process.StartInfo.FileName = "horus-config.exe";
process.StartInfo.UseShellExecute = true;
process.StartInfo.WorkingDirectory = appPath;
process.Start();
}
}
//Close this application
App.CloseApplication = true;
Environment.Exit(0);
}
if (displayScreensaver)
{
//Load Screensaver Windows
foreach (Screen s in Screen.AllScreens)
{
if (s != Screen.PrimaryScreen)
{
Blank window = new Blank();
window.Left = s.WorkingArea.Left;
window.Top = s.WorkingArea.Top;
window.Width = s.WorkingArea.Width;
window.Height = s.WorkingArea.Height;
window.Show();
}
else
{
MainWindow window = new MainWindow();
window.Left = s.WorkingArea.Left;
window.Top = s.WorkingArea.Top;
window.Width = s.WorkingArea.Width;
window.Height = s.WorkingArea.Height;
window.Show();
}
}
}
}
