public void DisplaySecondaryUploadedPhotos()
{
string watermarkText = "© F2-ASPJ";
//Get the file name.
string fileName = Path.GetFileNameWithoutExtension(FileUploadMain.PostedFile.FileName) + ".png";
//Read the File into a Bitmap.
using (Bitmap bmp = new Bitmap(FileUploadMain.PostedFile.InputStream, false))
{
using (Graphics grp = Graphics.FromImage(bmp))
{
//Set the Color of the Watermark text.
Brush brush = new SolidBrush(Color.Red);
//Set the Font and its size.
Font font = new System.Drawing.Font("Arial", 30, FontStyle.Bold, GraphicsUnit.Pixel);
//Determine the size of the Watermark text.
SizeF textSize = new SizeF();
textSize = grp.MeasureString(watermarkText, font);
//Position the text and draw it on the image.
Point position = new Point((bmp.Width - ((int)textSize.Width + 10)), (bmp.Height - ((int)textSize.Height + 10)));
grp.DrawString(watermarkText, font, brush, position);
//Embedding secretText into ImageMain
Bitmap WatermarkedImageSec = bmp;
secretTextSec = Cryptography.GetRandomString();
secretTextKeySec = Cryptography.GetRandomString();
encrytedSecretTextSec = EncryptStringAesIntoImage(secretTextSec, secretTextKeySec);
WatermarkedImageSec = Cryptography.embedText(encrytedSecretTextSec, WatermarkedImageSec);
ViewState["secretTextKeySec"] = secretTextKeySec;
ViewState["encrytedSecretTextSec"] = encrytedSecretTextSec;
using (MemoryStream memoryStream = new MemoryStream())
{
//Save the Watermarked image to the MemoryStream.
WatermarkedImageSec.Save(memoryStream, ImageFormat.Png);
//Save image
uniqueFileNameSec = Path.ChangeExtension(FileUploadMain.FileName, DateTime.Now.Ticks.ToString());
ViewState["uniqueFileNameSec"] = uniqueFileNameSec;
string SecTargetPath = Path.Combine(photoFolderSec, uniqueFileNameSec + extensionSec);
WatermarkedImageSec.Save(SecTargetPath, WatermarkedImageSec.RawFormat);
//Displaying of image
Byte[] bytes = memoryStream.ToArray();
ViewState["filesizeSec"] = bytes.Length.ToString();
string base64String = Convert.ToBase64String(bytes, 0, bytes.Length);
SecondaryUploadedImage.ImageUrl = "data:image/png;base64," + base64String;
SecondaryUploadedImage.Visible = true;
SecondaryUploadedImage.Width = 150;
SecondaryUploadedImage.Height = 150;
StatusLabelMain.Visible = true;
}
}
}
}
protected void Page_Load(object sender, EventArgs e)
{
string idFromPrevious = Cryptography.DecryptUrl(HttpUtility.UrlDecode(Request.QueryString["23rewwr343wd9jfsk23dmjd2q33c3g"]));
galleryID = Int32.Parse(idFromPrevious);
//SecretText Generate
//if (ViewState["StoredText"] == null)
//{
// secretEncryptionKey = Cryptography.GetRandomString();
//}
//else
//{
// secretEncryptionKey = (string)ViewState["StoredText"];
//}
//Encrypt of secret text in image of Main
if (ViewState["StoredIdMain"] == null)
{
randomPicIDMain = Cryptography.GetRandomString();
}
else
{
randomPicIDMain = (string)ViewState["StoredIdMain"];
}
//Encrypt of secret text in image of Sec
if (ViewState["StoredIdSec"] == null)
{
randomPicIDSec = Cryptography.GetRandomString();
}
else
{
randomPicIDSec = (string)ViewState["StoredIdSec"];
}
using (SqlConnection connection = new SqlConnection(System.Configuration.ConfigurationManager.ConnectionStrings["F2DatabaseConnectionString"].ConnectionString))
{
SqlDataReader reader;
SqlCommand cmd = new SqlCommand();
cmd.CommandText = "SELECT [DesignName],[Cost],[CategoryID] FROM [dbo].[Gallery] WHERE [GalleryID]= @GalleryID AND [UserID] = @UserID;";
cmd.Parameters.AddWithValue("GalleryID", galleryID);
cmd.Parameters.AddWithValue("UserID", userid);
cmd.Connection = connection;
connection.Open();
cmd.ExecuteNonQuery();
reader = cmd.ExecuteReader();
while (reader.Read())
{
title = reader.GetString(0);
amount = reader.GetInt32(1);
categoryID = reader.GetInt32(2);
}
connection.Close();
SqlCommand cmd2 = new SqlCommand();
cmd2.CommandText = "SELECT [CategoryName] FROM [dbo].[Category] WHERE [CategoryID]= @CategoryID;";
cmd2.Parameters.AddWithValue("CategoryID", categoryID);
cmd2.Connection = connection;
connection.Open();
cmd2.ExecuteNonQuery();
reader = cmd2.ExecuteReader();
while (reader.Read())
{
categoryName = reader.GetString(0);
}
connection.Close();
}
this.DesignTitleLabel.Text = title;
this.CategoryLabel.Text = categoryName;
this.CostLabel.Text = "$" + amount.ToString();
this.SellerLabel.Text = userid;
}
protected void btnPreviewMain_Click(object sender, EventArgs e)
{
//Storage of database essentials
ViewState["filesizeMain"] = FileUploadMain.PostedFile.ContentLength.ToString();
ViewState["medianameMain"] = FileUploadMain.PostedFile.FileName;
//filesizeMain = FileUploadMain.PostedFile.ContentLength.ToString();
//medianameMain = FileUploadMain.PostedFile.FileName;
extensionMain = Path.GetExtension(FileUploadMain.FileName);
extensionSec = Path.GetExtension(FileUploadMain.FileName);
ViewState["extensionMain"] = extensionMain;
ViewState["extensionSec"] = extensionSec;
if (FileUploadMain.HasFile)
{
try
{
if (FileUploadMain.PostedFile.ContentType == "image/png" || FileUploadMain.PostedFile.ContentType == "text/plain")
{
if (FileUploadMain.PostedFile.ContentLength < 1000000)
{
photoFolderMain = Path.Combine(fromRootToPhotosMain, randomPicIDMain);
ViewState["StoredIdMain"] = randomPicIDMain;
photoFolderSec = Path.Combine(fromRootToPhotosSec, randomPicIDSec);
ViewState["StoredIdSec"] = randomPicIDSec;
//Main Create Dir
if (!Directory.Exists(photoFolderMain))
{
Directory.CreateDirectory(photoFolderMain);
}
//Sec Create Dir
if (!Directory.Exists(photoFolderSec))
{
Directory.CreateDirectory(photoFolderSec);
}
ViewState["PhotoFolderMain"] = photoFolderMain;
ViewState["PhotoFolderSec"] = photoFolderSec;
uniqueFileNameMain = Path.ChangeExtension(FileUploadMain.FileName, DateTime.Now.Ticks.ToString());
ViewState["uniqueFileNameMain"] = uniqueFileNameMain;
//Editing of main image
//Stream strm = FileUploadMain.PostedFile.InputStream;
//string targetPath;
//using (var img = System.Drawing.Image.FromStream(strm))
//{
// int newWidth = 240;
// int newHeight = 240;
// var thumbImg = new Bitmap(newWidth, newHeight);
// var thumbGraph = Graphics.FromImage(thumbImg);
// thumbGraph.CompositingQuality = CompositingQuality.HighQuality;
// thumbGraph.InterpolationMode = InterpolationMode.HighQualityBicubic;
// thumbGraph.SmoothingMode = SmoothingMode.HighQuality;
// var imgRectangle = new Rectangle(0, 0, newWidth, newHeight);
// thumbGraph.DrawImage(img, imgRectangle);
// targetPath = photoFolderMain + randomPicIDMain + "\\" + uniqueFileNameMain;
// using (Bitmap bmp = new Bitmap(thumbImg))
// {
// bmp.Save(targetPath ,bmp.RawFormat);
// }
//}
//Embedding secretText into ImageMain
Stream strm = FileUploadMain.PostedFile.InputStream;
Bitmap WatermarkedImageMain = (Bitmap)Image.FromStream(strm);
secretTextMain = Cryptography.GetRandomString();
secretTextKeyMain = Cryptography.GetRandomString();
encrytedSecretTextMain = EncryptStringAesIntoImage(secretTextMain, secretTextKeyMain);
WatermarkedImageMain = Cryptography.embedText(encrytedSecretTextMain, WatermarkedImageMain);
WatermarkedImageMain.Save(Path.Combine(photoFolderMain, uniqueFileNameMain + extensionMain));
ViewState["secretTextKeyMain"] = secretTextKeyMain;
ViewState["encrytedSecretTextMain"] = encrytedSecretTextMain;
var clam = new ClamClient("localhost", 3310);
var scanResult = clam.ScanFileOnServer(Path.Combine(photoFolderMain, uniqueFileNameMain + extensionMain));
switch (scanResult.Result)
{
case ClamScanResults.Clean:
StatusLabelMain.CssClass = "label label-success";
StatusLabelMain.Text = "Upload status: File uploaded!";
DisplayMainUploadedPhotos(imageToByteArray(WatermarkedImageMain));
DisplaySecondaryUploadedPhotos();
break;
case ClamScanResults.VirusDetected:
StatusLabelMain.Text = "Upload status: Virus Found!!!!!";
File.Delete(Path.Combine(photoFolderMain, uniqueFileNameMain + extensionMain));
StatusLabelMain.CssClass = "label label-danger";
break;
case ClamScanResults.Error:
StatusLabelMain.Text = scanResult.RawResult;
File.Delete(Path.Combine(photoFolderMain, uniqueFileNameMain + extensionMain));
StatusLabelMain.CssClass = "label label-danger";
break;
}
}
else
{
StatusLabelMain.Text = "Upload status: The file has to be less than 1 MB!";
StatusLabelMain.CssClass = "label label-danger";
}
}
else
{
StatusLabelMain.Text = "Upload status: Only PNG Or BMP files are accepted!";
StatusLabelMain.CssClass = "label label-danger";
}
}
catch (Exception ex)
{
StatusLabelMain.Text = "Upload status: The file could not be uploaded. The following error occured: " + ex.Message;
}
}
else
{
StatusLabelMain.Text = "Upload status: You have not chosen a picture to preview!!";
StatusLabelMain.CssClass = "label label-danger";
}
}
