/// <summary>
/// Convert picture to byte array of pixels.
/// </summary>
/// <param name="picture">The picture.</param>
/// <returns>
/// Byte array of pixels.
/// </returns>
public static byte[] PictureToByteArray(Picture picture)
{
var amountOfPixels = picture.Width * picture.Height * 3;
var pixelArray = new byte[amountOfPixels];
var arrayIndex = 0;
for (var i = 0; i < picture.Height; i++)
{
for (var j = 0; j < picture.Width; j++)
{
j = HeaderManager.SkipHeaderLocation(i, j);
var sourcePixelColor = PixelUtilities.GetPixelBgra8(picture.Pixels, i, j,
picture.Width, picture.Height);
var colorChannels = new List <byte> {
sourcePixelColor.R,
sourcePixelColor.G,
sourcePixelColor.B
};
foreach (var currentByte in colorChannels)
{
pixelArray[arrayIndex] = currentByte;
arrayIndex++;
}
}
}
return(pixelArray);
}
public JsonResult GetAllTemplateInformation()
{
var username = "******";
var headers = new HeaderManager(Request);
var clientTemplate = new ClientTemplateService();
var isValidToken = TokenManager.IsValidSession(headers.AuthToken);
return(Json(clientTemplate.GetAllTemplateInformation(username)));
}
public void Update_HeadersNull_Throws()
{
// arrange
var manager = new HeaderManager();
// act
// assert
Assert.Throws <ArgumentNullException>(() => manager.Update(null));
}
public MainWindow()
{
InitializeComponent();
ExportPathAddress = Properties.Settings.Default.ExportPath;
DataContext = this;
Import.Visibility = Visibility.Collapsed;
Export.Visibility = Visibility.Collapsed;
Settings.Visibility = Visibility.Collapsed;
header = new HeaderManager(MainControl);
header.AddButton(ImportB, Import);
header.AddButton(ExportB, Export);
header.AddButton(SettingsB, Settings);
exportImageGrid = new ImageGrid(ExportGrid);
exportImageGrid.SetGroupView();
GetAllGroups();
exportImageGrid.ViewModeChanged += (mode) => {
switch (mode)
{
case ImageGrid.ViewMode.Group:
ExportAllView();
break;
case ImageGrid.ViewMode.ImageGroup:
ExportImageGroupView();
break;
case ImageGrid.ViewMode.All:
ExportAllView();
break;
}
};
exportImageGrid.ViewModeChanged += CacheExportScrollPosition;
exportImageGrid.SelectionChanged += ExportSelectionChanged;
CanExport = false;
IsNotLoading = true;
ReturnToGroupBut.Visibility = Visibility.Collapsed;
LoadingIcon.Visibility = Visibility.Hidden;
ImageGrid.ImageView.removeAlpha = TransparencyCheck.IsChecked == false;
ImageGrid.ImageView.removeShadows = ShadowCheck.IsChecked == false;
//ExportGroupIDs.SelectedIndex = 0;
//ExportGrid.Children.Add(new ExportedBitmap());
}
/// <summary>
/// Initializes a new instance of the <see cref="SteganographyPageViewModel" /> class.
/// </summary>
public SteganographyPageViewModel()
{
this.SourcePicture = new Picture();
this.HiddenPicture = new Picture();
this.EmbeddedPicture = new Picture();
this.ExtractedPicture = new Picture();
this.embeddingManager = new EmbeddingManager(this.HiddenPicture, this.EmbeddedPicture);
this.extractionManager = new ExtractionManager(this.ExtractedPicture);
this.headerManager = new HeaderManager(this.SourcePicture);
this.BitsPerColorChannel = 1;
}
public void Get_CacheNull_ReturnsDefault()
{
// arrange
var manager = new HeaderManager();
// act
var result = manager.Get <string>(ResponseHeader.PageSize);
// assert
Assert.Null(result);
}
public void StrippingEmptyDataListShouldThrowException()
{
List <byte> emptyHeader = new List <byte>();
// empty header doesn't have enough bytes, strip should fail
try {
HeaderManager.StripHeader(emptyHeader);
Assert.Fail();
}
catch (MessageHeaderException e) {
Assert.Pass(e.Message);
}
}
public void StrippingShortDataListShouldThrowException()
{
List <byte> shortHeader = new List <byte>();
shortHeader.Add((byte)1);
// short header doesn't have enough bytes, strip should fail
try {
HeaderManager.StripHeader(shortHeader);
Assert.Fail();
}
catch (MessageHeaderException e) {
Assert.Pass(e.Message);
}
}
public void Update_CacheUpdated_Success()
{
// arrange
var items = new List <(string, string)>
{
(ResponseHeader.PageSize.Name, "50"),
(ResponseHeader.Count.Name, "100"),
};
var manager = new HeaderManager();
// act
manager.Update(items);
// assert
Assert.NotEmpty(manager.Get <string>(ResponseHeader.PageSize));
}
public void Get_FailsConvertion_ReturnsDefault()
{
// arrange
var items = new List <(string, string)>
{
(ResponseHeader.PageSize.Name, "Not an integer"),
(ResponseHeader.Count.Name, "100"),
};
var manager = new HeaderManager();
manager.Update(items);
// act
var result = manager.Get <int>(ResponseHeader.PageSize);
// assert
Assert.Equal(0, result);
}
public void Get_KeyDoesNotExist_ReturnsDefault()
{
// arrange
var items = new List <(string, string)>
{
("key1", "value1"),
("key2", "value2"),
};
var manager = new HeaderManager();
manager.Update(items);
// act
var result = manager.Get <string>(ResponseHeader.PageSize);
// assert
Assert.Null(result);
}
public void StripHeaderShouldRemoveTwoBytes()
{
// create a data list with enough bytes
List <byte> data = new List <byte> ();
data.Insert(0, (byte)0); // this byte should end up being the protocol
data.Insert(1, (byte)1); // this byte should end up being the type
data.Insert(2, (byte)2); // this byte should not end up in the header
// strip the header into a struct
HeaderManager.StripHeader(data);
// data list should now now contain those bytes
Assert.AreEqual(1, data.Count);
}
protected override void OnActionExecuting(ActionExecutingContext filterContext)
{
Data = new DataManager(filterContext.HttpContext);
Mailer = new SiteMailer();
Mailer.EmailLogoPath = filterContext.HttpContext.Server.MapPath("~/email-logo.png");
Cookies = new CookieManager(this);
Users = new UserManager(Data);
base.OnActionExecuting(filterContext);
if(filterContext.HttpContext.Request.HttpMethod.Equals("GET", StringComparison.InvariantCultureIgnoreCase)
&& !filterContext.HttpContext.Request.IsSecureConnection && Cookies.UseHttps())
{
string url = Environment.GetAbsoluteDomain(true) + filterContext.HttpContext.Request.RawUrl;
filterContext.Result = new RedirectResult(url);
}
else
{
UserToken token = Cookies.GetUserToken();
User user = Users.GetUser(token);
ViewBag.CurrentUser = CurrentUser = user;
/* Set user context for API calls */
if(CurrentUser == null)
{
var apiToken = new HeaderManager().GetApiToken(Request.Headers);
ViewBag.CurrentUser = CurrentUser = Users.GetApiUser(apiToken);
}
ViewBag.Message = Cookies.GetMessage();
Cookies.ClearMessage();
if(CurrentUser == null || !CurrentUser.EnableProfiler)
{
MiniProfiler.Stop(true);
}
else
{
ViewBag.IncludeProfiler = true;
}
}
}
public void Get_KeyExists_Success()
{
// arrange
const int PAGE_SIZE = 50;
var items = new List <(string, string)>
{
(ResponseHeader.PageSize.Name, PAGE_SIZE.ToString()),
(ResponseHeader.Count.Name, "100"),
};
var manager = new HeaderManager();
manager.Update(items);
// act
var result = manager.Get <int>(ResponseHeader.PageSize);
// assert
Assert.Equal(PAGE_SIZE, result);
}
public void StripHeaderShouldReturnCorrectHeaderStruct()
{
// create a data list with enough bytes
List <byte> data = new List <byte> ();
data.Insert(0, UpdateManager.PROTOCOL_VERSION); //insert the valid protocol type
data.Insert(1, UpdateManager.PLAYER); // insert any update identifier
// strip the header into a struct
HeaderManager.Header result = HeaderManager.StripHeader(data);
// shold return the right header struct for these bytes
HeaderManager.Header expected =
new HeaderManager.Header(UpdateManager.PROTOCOL_VERSION, UpdateManager.PLAYER);
Assert.AreEqual(expected, result);
}
public void StripHeaderShouldLookAtFirstTwoBytes()
{
// create a data list with enough bytes
List <byte> data = new List <byte> ();
data.Insert(0, (byte)0); // this byte should end up being the protocol
data.Insert(1, (byte)1); // this byte should end up being the type
data.Insert(2, (byte)2); // this byte should not end up in the header
// strip the header into a struct
HeaderManager.Header result = HeaderManager.StripHeader(data);
// shold return the right header struct for these bytes
HeaderManager.Header expected = new HeaderManager.Header(0, 1);
Assert.AreEqual(expected, result);
}
void Awake()
{
instance = this;
}