public stDoc ToRasterFormatRgWatermarked(stDoc Doc, string ext, string label, string watermark, string user, string password,
int AllowPrinting, int AllowModifyContents,
int AllowCopy, int AllowModifyAnnotations,
int AllowFillIn, int AllowScreenReaders,
int AllowAssembly, int AllowDegradedPrinting)
{
try
{
logger.DebugFormat("ToRasterForToRasterFormatRgWatermarkedmatRg - INIT - {0}", HttpContext.Current.Request.UserHostAddress);
stDoc res = new stDoc()
{
FileExtension = "PDF"
};
byte[] documentContent = Convert.FromBase64String(Doc.Blob);
byte[] pdfDocumentContent = PrintRedirectedService.ConvertToFormatLabeled(documentContent, Doc.FileExtension, "PDF", label);
byte[] watermarkedDocumentContent = PrintRedirectedService.EtichettaWatermark(pdfDocumentContent, watermark);
ConversionSecureParameter secureParameter = new ConversionSecureParameter
{
User = user,
Password = password,
AllowPrinting = Convert.ToBoolean(AllowPrinting),
AllowModifyContents = Convert.ToBoolean(AllowModifyContents),
AllowCopy = Convert.ToBoolean(AllowCopy),
AllowModifyAnnotations = Convert.ToBoolean(AllowModifyAnnotations),
AllowFillIn = Convert.ToBoolean(AllowFillIn),
AllowScreenReaders = Convert.ToBoolean(AllowScreenReaders),
AllowAssembly = Convert.ToBoolean(AllowAssembly),
AllowDegradedPrinting = Convert.ToBoolean(AllowDegradedPrinting)
};
byte[] lockedDocumentContent = PdfLabelerService.RightPdf(watermarkedDocumentContent, secureParameter);
res.Blob = Convert.ToBase64String(lockedDocumentContent);
return(res);
}
catch (Exception exception)
{
logger.Error(exception);
throw;
}
finally
{
logger.DebugFormat("ToRasterForToRasterFormatRgWatermarkedmatRg - END -{0}", HttpContext.Current.Request.UserHostAddress);
}
}
public byte[] RightPdf(byte[] fileBlob, ConversionSecureParameter secureParameter)
{
if (string.IsNullOrEmpty(secureParameter.Password))
{
secureParameter.Password = ConfigurationManager.AppSettings["PdfOwnerPassword"] == null ? "Passw0rd" : ConfigurationManager.AppSettings["PdfOwnerPassword"].ToString();
}
PdfReader reader = new PdfReader(fileBlob);
using (MemoryStream fileMemoryStream = new MemoryStream())
{
Document document = null;
PdfWriter writer = null;
PdfContentByte cb = null;
try
{
PdfImportedPage page;
iTextSharp.text.Rectangle rect = null;
for (int j = 0; j < reader.NumberOfPages; j++)
{
int rt = reader.GetPageRotation(j + 1);
rect = reader.GetPageSizeWithRotation(j + 1); //
if (j == 0)
{
document = new Document(rect);
writer = PdfWriter.GetInstance(document, fileMemoryStream);
writer.SetEncryption(PdfWriter.STRENGTH40BITS, secureParameter.User, secureParameter.Password,
(secureParameter.AllowPrinting ? PdfWriter.AllowPrinting : 0)
| (secureParameter.AllowModifyContents ? PdfWriter.AllowModifyContents : 0)
| (secureParameter.AllowCopy ? PdfWriter.AllowCopy : 0)
| (secureParameter.AllowModifyAnnotations ? PdfWriter.AllowModifyAnnotations : 0)
| (secureParameter.AllowFillIn ? PdfWriter.AllowFillIn : 0)
| (secureParameter.AllowScreenReaders ? PdfWriter.AllowScreenReaders : 0)
| (secureParameter.AllowAssembly ? PdfWriter.AllowAssembly : 0)
| (secureParameter.AllowDegradedPrinting ? PdfWriter.AllowDegradedPrinting : 0));
document.Open();
cb = writer.DirectContent;
}
else
{
document.SetPageSize(rect);
document.NewPage();
}
page = writer.GetImportedPage(reader, j + 1);
if (rt == 90)
{
cb.AddTemplate(page, 0, -1.0F, 1.0F, 0, 0, rect.Height);
}
else if (rt == 270)
{
cb.AddTemplate(page, 0, 1.0F, -1.0F, 0, rect.Width, 0);
}
else if (rt == 180)
{
double angle = Math.PI; //Math.sin/cos want in radians
switch (rt)
{
case 90: angle = Math.PI * 90 / 180; break;
case 180: angle = Math.PI * 180 / 180; break;
case 270: angle = Math.PI * 270 / 180; break;
}
float a = (float)Math.Cos(angle);
float b = (float)Math.Sin(angle);
float c = (float)-Math.Sin(angle);
float d = (float)Math.Cos(angle);
cb.AddTemplate(page, a, b, c, d, rect.Width, rect.Height);
}
else
{
cb.AddTemplate(page, 1.0F, 0, 0, 1.0F, 0, 0);
}
//if (rt == 90 || rt == 270)
// cb.AddTemplate(page, 0, 1f, -1f, 0, 0, rect.Height);
//else
// cb.AddTemplate(page, 0, 0);
}
}
finally
{
if (document != null)
{
document.Close();
}
if (reader != null)
{
reader.Close();
}
}
return(fileMemoryStream.ToArray());
}
}
