Example #1
0
        public static void Convert(string inputPath, string outputPath, string pdfAConformanceLevel)
        {
            _inputFilePath        = inputPath;
            _pdfaConformanceLevel = (PdfAConformanceLevel)Enum.Parse(typeof(PdfAConformanceLevel), pdfAConformanceLevel);

            PdfReader reader = new PdfReader(_inputFilePath);

            Document doc = new Document();

            using (MemoryStream ms = new MemoryStream())
            {
                SetPdfAConformance(reader, doc, ms);

                doc.Close();
                reader.Close();

                using (FileStream fs = new FileStream(outputPath, FileMode.Create))
                {
                    // this is the part stumping me; I need to use a PdfStamper to write
                    // out some values to fields on the form AFTER the pages are removed.
                    // This works, but there doesn't seem to be a form on the copied page...
                    var stamper = new PdfStamper(new PdfReader(ms.ToArray()), fs)
                    {
                        FormFlattening = true
                    };
                    // write out fields here...
                    stamper.SetFullCompression();
                    stamper.Close();
                }
            }
        }
Example #2
0
        static long remove_embedded_fonts(FileInfo file)
        {
            try {
                var filename = create_dest_name(file, DEST + file.Name);

                using (var reader = new PdfReader(file.FullName)) {
                    PdfObject obj;

                    for (int i = 1; i < reader.XrefSize; ++i)
                    {
                        obj = reader.GetPdfObject(i);

                        if (obj == null || !obj.IsDictionary())
                        {
                            continue;
                        }
                        unembed_font((PdfDictionary)obj);
                    }
                    var fs    = new FileStream(filename, FileMode.Create);
                    var stamp = new PdfStamper(reader, fs);
                    stamp.SetFullCompression();
                    stamp.Close();

                    return(get_file_size(filename));
                }
            }
            catch (Exception e) {
                Console.Write(e);
                Console.WriteLine();
                Console.WriteLine();
                return(file.Length);
            }
        }
Example #3
0
        public static void Compress(this PdfInfo pdfInfo)
        {
            using (var reader = new PdfReader(pdfInfo.GetBytes()))
            {
                using (MemoryStream ms = new MemoryStream())
                {
                    using (PdfStamper stamper = new PdfStamper(reader, ms))
                    {
                        stamper.Writer.CompressionLevel = 9;
                        int total = reader.NumberOfPages + 1;

                        for (int i = 1; i < total; i++)
                        {
                            reader.SetPageContent(i, reader.GetPageContent(i));
                        }

                        stamper.SetFullCompression();
                        stamper.FormFlattening       = true;
                        stamper.AnnotationFlattening = true;
                        stamper.FreeTextFlattening   = true;
                        reader.RemoveUnusedObjects();
                    }

                    pdfInfo.UpdateBytes(ms.ToArray());
                }
            }
        }
Example #4
0
    public void ProcessRequest(HttpContext context)
    {
        Context  = context;
        Response = context.Response;
        Request  = context.Request;

        try
        {
            LoadDataInternal();
        }
        catch (ThreadAbortException)
        {
            // no-op
        }
        catch (Exception ex)
        {
            //Logger.LogError(ex);
            Response.Write("Error!");
            Response.End();
        }

        Response.BufferOutput = true;
        Response.ClearHeaders();
        Response.ContentType = "application/pdf";

        if (DownloadAsAttachment)
        {
            Response.AddHeader("Content-Disposition", "attachment; filename=" +
                               (string.IsNullOrEmpty(DownloadFileName) ? context.Session.SessionID + ".pdf" : DownloadFileName));
        }

        PdfStamper pst = null;

        try
        {
            PdfReader reader = new PdfReader(GetTemplateBytes());
            pst = new PdfStamper(reader, Response.OutputStream);
            var acroFields = pst.AcroFields;

            pst.FormFlattening     = true;
            pst.FreeTextFlattening = true;
            pst.SetFullCompression();

            SetFieldsInternal(acroFields);
            pst.Close();
        }
        finally
        {
            if (pst != null)
            {
                pst.Close();
            }
        }
    }
Example #5
0
        public MetadataResult ApplyMetaData(string inputFileName, string outputFileName, List <DocumentData> metaDataCollection)
        {
            MetadataResult retDataCol = new MetadataResult();
            PdfReader      reader     = null;
            PdfStamper     stamper    = null;

            if (metaDataCollection == null)
            {
                retDataCol.Status  = "Error";
                retDataCol.Message = "There has to be at least 1 metadata field that needs to be applied to the assest";
            }
            try
            {
                reader = new PdfReader(inputFileName);

                //for (int i = 1; i < reader.NumberOfPages; i++) //? Do we need metadata for all the pages ? I dont know yet!
                //{

                //getting the first page of the pdf document
                PdfDictionary pagedict = reader.GetPageN(1);

                foreach (DocumentData docData in metaDataCollection)
                {
                    //Applying the meta data in the first page
                    pagedict.Put(new PdfName(docData.Key), new PdfString(docData.Text));
                }
                //}

                //updating the meta data into the output file
                stamper = new PdfStamper(reader, new FileStream(outputFileName, FileMode.Create, FileAccess.Write, FileShare.None));
                stamper.SetFullCompression();
                stamper.Close();
                retDataCol.Status  = "Success";
                retDataCol.Message = "Metadata applied successfully..";
            }
            catch (Exception ex)
            {
                retDataCol.Status  = "Error";
                retDataCol.Message = ex.ToString();
            }
            finally
            {
                if (reader != null)
                {
                    reader.Close();
                }
            }

            return(retDataCol);
        }
        public void Compress(string filePath, string outputFilePath)
        {
            PdfReader  reader  = new PdfReader(filePath);
            PdfStamper stamper = new PdfStamper(reader, new FileStream(outputFilePath, FileMode.Create), PdfWriter.VERSION_1_5);
            PdfWriter  writer  = stamper.Writer;

            writer.SetPdfVersion(PdfWriter.PDF_VERSION_1_5);
            writer.CompressionLevel = PdfStream.BEST_COMPRESSION;
            reader.SetPageContent(1, reader.GetPageContent(1), PdfStream.BEST_COMPRESSION, true);
            reader.RemoveFields();
            reader.RemoveUnusedObjects();
            stamper.SetFullCompression();
            stamper.Reader.RemoveUnusedObjects();
            stamper.Close();
        }
Example #7
0
// ---------------------------------------------------------------------------
    /**
     * Manipulates a PDF file src with the file dest as result
     * @param src the original PDF
     */
    public byte[] CompressPdf(byte[] src) {
      PdfReader reader = new PdfReader(src);
      using (MemoryStream ms = new MemoryStream()) {
        using (PdfStamper stamper = 
            new PdfStamper(reader, ms, PdfWriter.VERSION_1_5))
        {
          stamper.Writer.CompressionLevel = 9;
          int total = reader.NumberOfPages + 1;
          for (int i = 1; i < total; i++) {
            reader.SetPageContent(i, reader.GetPageContent(i));
          }
          stamper.SetFullCompression();
        }
        return ms.ToArray();
      }
    }
Example #8
0
 static bool optimize_pdf(string src, string dest)
 {
     try {
         var reader = new PdfReader(src);
         var fs     = new FileStream(dest, FileMode.Create);
         var stamp  = new PdfStamper(reader, fs);
         reader.RemoveUnusedObjects();
         stamp.SetFullCompression();
         stamp.Close();
         return(true);
     }
     catch (Exception e) {
         Console.Write(e);
         Console.WriteLine(System.Environment.NewLine);
         return(false);
     }
 }
Example #9
0
        static void Main(string[] args)
        {
            //MergePdf();

            //Get All Files ina  directory
            List <FileInfo> _Files = new List <FileInfo>();

            foreach (var file in new DirectoryInfo(@"D:\PDF\Input").GetFiles("*.pdf", SearchOption.AllDirectories).OrderBy(x => x.Name))
            {
                _Files.Add(file);
            }

            Parallel.ForEach(_Files, file =>
            {
                PdfReader reader = new PdfReader(file.FullName);

                //Compress images, Specify quality as second paramter - 1 to 100
                ReduceResolution(reader, 7);

                if (!Directory.Exists($@"D:\PDF\Output\{file.Directory.Name}"))
                {
                    Directory.CreateDirectory($@"D:\PDF\Output\{file.Directory.Name}");
                }

                using (PdfStamper stamper = new PdfStamper(reader, new FileStream($@"D:\PDF\Output\{file.Directory.Name}\{file.Name}", FileMode.Create), PdfWriter.VERSION_1_7))
                {
                    // flatten form fields and close document
                    stamper.FormFlattening = true;

                    stamper.SetFullCompression();

                    //IText document - http://itextsupport.com/apidocs/itext5/latest/com/itextpdf/text/pdf/PdfStamper.html
                    //strength - true for 128 bit key length, false for 40 bit key length
                    stamper.SetEncryption(true, "tk", "tk", PdfWriter.AllowPrinting);
                    stamper.Close();
                }


                reader.Close();
            });

            //MergePdf();
            _Files.Clear();
            _Files = null;
        }
Example #10
0
        public OcrResult Ocr(string pdfPath, ResultTypeEnum resultTypeEnum, string language = "tur")
        {
            var result = new OcrResult();
            var doc    = PDFDoc.Open(pdfPath);

            if (!string.IsNullOrEmpty(doc.GetText()))
            {
                return(result);
            }
            doc.Ocr(Clock.Utils.OcrMode.Tesseract, language, WriteTextMode.Word, null);

            if (resultTypeEnum.HasFlag(ResultTypeEnum.OcrCompressed) || resultTypeEnum.HasFlag(ResultTypeEnum.All))
            {
                var reader  = new PdfReader(doc.PDFBytes);
                var stamper = new PdfStamper(reader, new FileStream(Path.Combine(Path.GetTempPath(), "Clock.hocr", Path.GetFileNameWithoutExtension(pdfPath) + "ocrCompressed" + Path.GetExtension(pdfPath)), FileMode.Create), PdfWriter.VERSION_1_5);
                var pageNum = reader.NumberOfPages;
                for (var i = 1; i <= pageNum; i++)
                {
                    reader.SetPageContent(i, reader.GetPageContent(i));
                }
                stamper.SetFullCompression();
                stamper.Close();
            }
            if (resultTypeEnum.HasFlag(ResultTypeEnum.Text) || resultTypeEnum.HasFlag(ResultTypeEnum.All))
            {
                result.Text = doc.GetText();
            }
            if (resultTypeEnum.HasFlag(ResultTypeEnum.OcrBest) || resultTypeEnum.HasFlag(ResultTypeEnum.All))
            {
                result.OcredBest = doc.PDFBytes;
            }
            if (resultTypeEnum.HasFlag(ResultTypeEnum.OcrCompressed) || resultTypeEnum.HasFlag(ResultTypeEnum.All))
            {
                result.OcredCompressed = System.IO.File.ReadAllBytes(Path.Combine(Path.GetTempPath(), "Clock.hocr", Path.GetFileNameWithoutExtension(pdfPath) + "ocrCompressed" + Path.GetExtension(pdfPath)));
            }

            _fileHelper.DeleteDirectory(Path.Combine(Path.GetTempPath(), "Clock.hocr"));
            return(result);
        }
Example #11
0
        static void Main(string[] args)
        {
            byte[] compressedData;
            using (var memStream = new MemoryStream())
            {
                var reader  = new PdfReader(File.ReadAllBytes(@"C:\origem.pdf"));
                var stamper = new PdfStamper(reader, memStream, PdfWriter.VERSION_1_4);
                var pageNum = reader.NumberOfPages;

                for (var i = 1; i <= pageNum; i++)
                {
                    reader.SetPageContent(i, reader.GetPageContent(i));
                }

                stamper.SetFullCompression();
                stamper.Close();
                reader.Close();

                compressedData = memStream.ToArray();
            }

            File.WriteAllBytes(@"C:\inetpub\wwwroot\github\PDFCompress\src\Temp\Arquivo.pdf", compressedData);
        }
Example #12
0
        private void FillForm(string pdfTemplate, DeclaratiePersonala date)
        {
            PdfReader    pdfReader = new PdfReader(pdfTemplate);
            MemoryStream outStream = new MemoryStream();

            PdfStamper pdfStamper = new PdfStamper(pdfReader, outStream);

            AcroFields pdfFormFields = pdfStamper.AcroFields;

            // set form pdfFormFields
            // The first worksheet and W-4 form
            pdfFormFields.SetField("nume", date.nume);
            pdfFormFields.SetField("prenume", date.prenume);
            pdfFormFields.SetField("ziua", date.zi);
            pdfFormFields.SetField("luna", date.luna);
            pdfFormFields.SetField("anul", date.an);
            string adresa1;
            string adresa2;

            if (date.adresa.Length > 40)
            {
                adresa1 = date.adresa.Substring(0, 55);
                adresa2 = date.adresa.Substring(56);
                pdfFormFields.SetField("fill_8", adresa1);
                pdfFormFields.SetField("fill_9", adresa2);
            }
            else
            {
                pdfFormFields.SetField("fill_8", date.adresa);
            }

            pdfFormFields.SetField("locul", date.locul);
            if (date.motiv == "1")
            {
                pdfFormFields.SetField("Group10", "Choice1");
            }
            if (date.motiv == "2")
            {
                pdfFormFields.SetField("Group10", "Choice2");
            }
            if (date.motiv == "3")
            {
                pdfFormFields.SetField("Group10", "Choice3");
            }
            if (date.motiv == "4")
            {
                pdfFormFields.SetField("Group10", "Choice4");
            }
            if (date.motiv == "5")
            {
                pdfFormFields.SetField("Group10", "Choice5");
            }
            if (date.motiv == "6")
            {
                pdfFormFields.SetField("Group10", "Choice6");
            }
            if (date.motiv == "7")
            {
                pdfFormFields.SetField("Group10", "Choice7");
            }
            if (date.motiv == "8")
            {
                pdfFormFields.SetField("Group10", "Choice8");
            }
            if (date.motiv == "9")
            {
                pdfFormFields.SetField("Group10", "Choice9");
            }
            if (date.motiv == "10")
            {
                pdfFormFields.SetField("Group10", "Choice10");
            }



            pdfFormFields.SetField("data", date.zi + "/" + date.luna + "/" + date.an);
            pdfFormFields.SetField("semnatura", date.semnatura);

            pdfStamper.FormFlattening = true;
            // close the pdf
            pdfStamper.Close();
            pdfStamper.SetFullCompression();
            pdfStamper.Writer.CompressionLevel = 9;

            byte[] content = outStream.ToArray();


            Response.Clear();
            Response.ContentType = "application/pdf";

            string pdfName = "User";

            Response.AddHeader("Content-Disposition", "attachment; filename=" + pdfName + ".pdf");
            Response.ContentType = "application/pdf";
            Response.Buffer      = true;
            Response.Cache.SetCacheability(System.Web.HttpCacheability.NoCache);
            Response.BinaryWrite(content);
            Response.End();
            Response.Close();
        }
Example #13
0
        public void SavePart(string srcFile, string dstFile, int startPage, int endPage)
        {
            PdfReader pdfReader = null;

            try
            {
                Cursor.Current = Cursors.WaitCursor;

                pdfReader = new PdfReader(srcFile);

                pdfReader.RemoveUnusedObjects();
                if (pdfReader.NumberOfPages == 0)
                {
                    throw new Exception("В документе отсутствуют страницы. Операция сохранения невозможна!");
                }

                startPage = (startPage <= 0 || startPage > pdfReader.NumberOfPages) ? 1 : startPage;
                endPage   = (endPage <= 0 || endPage <startPage || endPage> pdfReader.NumberOfPages) ? pdfReader.NumberOfPages : endPage;

                pdfReader.SelectPages(startPage.ToString() + "-" + endPage.ToString());

                using (var file_stream = new FileStream(dstFile, FileMode.Create, FileAccess.Write, FileShare.None))
                    using (var stamper = new PdfStamper(pdfReader, file_stream))
                    {
                        stamper.SetFullCompression();

                        for (int numberPage = startPage; numberPage <= endPage; numberPage++)
                        {
                            if (numberPage <= 0 || numberPage > pdfReader.NumberOfPages)
                            {
                                continue;
                            }
                            PdfDictionary page      = pdfReader.GetPageN(numberPage);
                            var           resources = (PdfDictionary)PdfReader.GetPdfObject(page.Get(PdfName.RESOURCES));
                            var           xobject   = (PdfDictionary)PdfReader.GetPdfObject(resources.Get(PdfName.XOBJECT));
                            if (xobject != null)
                            {
                                foreach (PdfName pdname in xobject.Keys)
                                {
                                    PdfObject obj = xobject.Get(pdname);
                                    if (obj.IsIndirect())
                                    {
                                        var tg      = (PdfDictionary)PdfReader.GetPdfObject(obj); //resolve indirect reference
                                        var subType = (PdfName)PdfReader.GetPdfObject(tg.Get(PdfName.SUBTYPE));
                                        if (PdfName.IMAGE.Equals(subType))
                                        {
                                            int       xrefIndex    = ((PRIndirectReference)obj).Number;
                                            PdfObject imgPdfObj    = pdfReader.GetPdfObject(xrefIndex);
                                            var       imgPdfStream = (PdfStream)imgPdfObj;
                                            var       imgPRStream  = (PRStream)imgPdfStream;
                                            byte[]    bytes        = PdfReader.GetStreamBytesRaw(imgPRStream);

                                            if (bytes != null && bytes.Length > 0)
                                            {
                                                try
                                                {
                                                    var pdfImage = new iTextSharp.text.pdf.parser.PdfImageObject(imgPRStream);

                                                    Image img = pdfImage.GetDrawingImage();
                                                    if (img != null)
                                                    {
                                                        var filter = (PdfName)pdfImage.Get(PdfName.FILTER);
                                                        if (filter != null)
                                                        {
                                                            continue;
                                                        }
                                                        System.Drawing.Imaging.ImageFormat format;
                                                        byte[] updatedImgBytes = Controls.PdfViewControl.PDFView.ConvertImageToBytes(img, 75, out format);

                                                        iTextSharp.text.Image compressedImage = iTextSharp.text.Image.GetInstance(updatedImgBytes);
                                                        if (format == System.Drawing.Imaging.ImageFormat.Png)
                                                        {
                                                            compressedImage.Deflated = true;
                                                        }

                                                        PdfReader.KillIndirect(obj);
                                                        stamper.Writer.AddDirectImageSimple(compressedImage, (PRIndirectReference)obj);
                                                    }
                                                }
                                                catch (Exception e)
                                                {
                                                    Console.WriteLine(e.ToString());
                                                    continue;
                                                }
                                            }
                                        }
                                    }
                                }
                            }
                        }
                        stamper.Close();
                    }
            }
            finally
            {
                if (pdfReader != null)
                {
                    pdfReader.Close();
                }

                Cursor.Current = Cursors.Default;
            }
        }
Example #14
0
        public static bool SaveTreeStructureToPDF(Dictionary <int, Dictionary <string, string> > bListFilePages, string strOutputPath)
        {
            bool   bReturn         = false;
            string strPreviousFile = "previous";
            string strCurrentFile  = "Current";

            string     OutPutfile  = strOutputPath;
            PdfReader  inputReader = null;
            PdfOutline outline     = null;
            int        iPageCount  = 1;

            try
            {
                Document outputDoc = new Document();
                using (MemoryStream ms = new MemoryStream())
                {
                    PdfWriter writer = PdfWriter.GetInstance(outputDoc, ms);
                    outputDoc.Open();
                    outputDoc.AddDocListener(writer);
                    for (int iIndex = 0; iIndex < bListFilePages.Count; iIndex++)
                    {
                        Dictionary <string, string> innerDictionary = bListFilePages.ElementAt(iIndex).Value;//.Value.ToString();
                        string strBookMarkName = innerDictionary.ElementAt(0).Key.ToString();
                        string tempPath        = innerDictionary.ElementAt(0).Value.ToString();

                        if (tempPath.Length > 0)
                        {
                            string          strFilePath;
                            string          strPageNumber;
                            PdfImportedPage page        = null;
                            int             iPageNumber = 1;

                            int i = tempPath.IndexOf("#@$");
                            if (i != -1)
                            {
                                strFilePath   = tempPath.Substring(0, i - 1);
                                strPageNumber = tempPath.Substring(i + 3);

                                strCurrentFile = strFilePath;
                                if (strCurrentFile != strPreviousFile)
                                {
                                    if (inputReader != null)
                                    {
                                        inputReader.Close();
                                        inputReader = null;
                                    }
                                    inputReader = new PdfReader(strCurrentFile);
                                }

                                if (IsNumber(strPageNumber))
                                {
                                    if (strFilePath.Length > 0 && strPageNumber.Length > 0)
                                    {
                                        iPageNumber = Convert.ToInt16(strPageNumber);
                                        outputDoc.SetPageSize(inputReader.GetPageSize(iPageNumber));
                                        PdfContentByte cb = writer.DirectContent;
                                        page = writer.GetImportedPage(inputReader, iPageNumber);

                                        ///creat bookmark here and add in template
                                        PdfOutline root = cb.RootOutline;
                                        ArrayList  outlineCollection = root.Kids;
                                        outline = CheckIfOutlineISPresent(strBookMarkName, outlineCollection);
                                        if (outline == null)
                                        {
                                            outline = new PdfOutline(root, PdfAction.GotoLocalPage(iPageCount, new iTextSharp.text.pdf.PdfDestination(iTextSharp.text.pdf.PdfDestination.FITH), writer), strBookMarkName);
                                        }
                                        else
                                        {
                                            outline = new PdfOutline(outline, PdfAction.GotoLocalPage(iPageCount, new iTextSharp.text.pdf.PdfDestination(iTextSharp.text.pdf.PdfDestination.FITH), writer), strBookMarkName);
                                        }

                                        outputDoc.NewPage();
                                        Rectangle psize = inputReader.GetPageSizeWithRotation(iPageNumber);
                                        switch (psize.Rotation)
                                        {
                                        case 0:
                                            cb.AddTemplate(page, 1f, 0, 0, 1f, 0, 0);
                                            break;

                                        case 90:
                                            cb.AddTemplate(page, 0, -1f, 1f, 0, 0, psize.Height);
                                            break;

                                        case 180:
                                            cb.AddTemplate(page, -1f, 0, 0, -1f, 0, 0);
                                            break;

                                        case 270:
                                            cb.AddTemplate(page, 0, 1.0F, -1.0F, 0, psize.Width, 0);
                                            break;

                                        default:
                                            break;
                                        }
                                        iPageCount++;
                                    }
                                }
                                strPreviousFile = strCurrentFile;
                            }
                            else
                            {
                                if (File.Exists(tempPath))
                                {
                                    strCurrentFile = tempPath;
                                }
                                else
                                {
                                    strCurrentFile = GetFirstFileFromTree(iIndex, bListFilePages);
                                }

                                if (!File.Exists(strCurrentFile))
                                {
                                    continue;
                                }

                                iPageNumber = 1;
                                PdfContentByte cb = writer.DirectContent;

                                ///creat bookmark here and add in template
                                PdfOutline root = cb.RootOutline;
                                ArrayList  outlineCollection = root.Kids;
                                outline = CheckIfOutlineISPresent(strBookMarkName, outlineCollection);
                                if (outline == null)
                                {
                                    outline = new PdfOutline(root, PdfAction.GotoLocalPage(iPageCount, new iTextSharp.text.pdf.PdfDestination(iTextSharp.text.pdf.PdfDestination.FITH), writer), strBookMarkName);
                                }
                                else
                                {
                                    outline = new PdfOutline(outline, PdfAction.GotoLocalPage(iPageCount, new iTextSharp.text.pdf.PdfDestination(iTextSharp.text.pdf.PdfDestination.FITH), writer), strBookMarkName);
                                }
                            }
                        }
                    }
                    if (inputReader != null)
                    {
                        inputReader.Close();
                        inputReader = null;
                    }
                    outputDoc.Close();
                    using (FileStream fs = new FileStream(OutPutfile, FileMode.Create))
                    {
                        // this is the part stumping me; I need to use a PdfStamper to write
                        // out some values to fields on the form AFTER the pages are removed.
                        // This works, but there doesn't seem to be a form on the copied page...
                        PdfStamper stamper = new PdfStamper(new PdfReader(ms.ToArray()), fs);
                        // write out fields here...
                        stamper.FormFlattening = true;
                        stamper.SetFullCompression();
                        stamper.Close();
                    }
                    bReturn = true;
                }
            }
            catch (Exception ex)
            {
                bReturn = false;
            }
            return(bReturn);
        }
Example #15
0
        private void btnProcess_Click(object sender, EventArgs e)
        {
            if (String.IsNullOrWhiteSpace(tbPath.Text))
            {
                return;
            }

            dataGridView1.Rows.Clear();
            Cursor = Cursors.WaitCursor;

            IEnumerable <string> srcFiles;

            if (System.IO.File.GetAttributes(tbPath.Text).HasFlag(FileAttributes.Directory))
            {
                srcFiles = Directory.EnumerateFiles(tbPath.Text, "*.pdf", SearchOption.AllDirectories);
            }
            else
            {
                srcFiles = new string[] { tbPath.Text };
            }

            foreach (var srcFile in srcFiles)
            {
                var dataGridRowNum = dataGridView1.Rows.Add(new object[] { srcFile, 0 });
                try
                {
                    SetProgress("reading...");
                    var reader  = new UnethicalPdfReader(srcFile);
                    var dstFile = Path.Combine(Path.GetDirectoryName(srcFile),
                                               Path.GetFileNameWithoutExtension(srcFile) + tbSuffix.Text);
                    var outStream = new MemoryStream();

                    var pdfStamper = new PdfStamper(reader, outStream, reader.PdfVersion, false);
                    pdfStamper.RotateContents = false;

                    var processor = cbReplaceText.Checked
                        ? new TextReplaceStreamEditor(tbReplaceMatch.Text, tbReplaceReplace.Text, rbRegEx.Checked)
                        : new PdfContentStreamEditor();
                    processor.RemoveXObjects = cbRemoveXO.Checked;
                    processor.Watermark      = new Regex(tbWatermark.Text, RegexOptions.Compiled);
                    if (cbReplaceText.Checked || cbRemoveXO.Checked)
                    {
                        for (int i = 1; i <= reader.NumberOfPages; i++)
                        {
                            processor.EditPage(pdfStamper, i);
                            SetProgress($"page: {i} / {reader.NumberOfPages}");
                        }
                    }

                    if (cbRemoveXO.Checked && processor.WatermarkCount != reader.NumberOfPages)
                    {
                        MessageBox.Show($"{processor.WatermarkCount} XObjects removed, but there are {reader.NumberOfPages} pages",
                                        "Possible failure", MessageBoxButtons.OK, MessageBoxIcon.Warning);
                    }

                    if (cbRemoveJavascript.Checked && reader.JavaScript != null)
                    {
                        pdfStamper.JavaScript = "";
                    }

                    pdfStamper.Writer.Info?.Clear();
                    pdfStamper.XmpMetadata = new byte[0];
                    pdfStamper.MoreInfo?.Clear();

                    SetProgress("writing...");
                    pdfStamper?.Close();
                    reader?.Close();

                    //re-compress and save the PDF
                    var output = File.Open(dstFile, FileMode.Create);
                    var p2     = new PdfStamper(new PdfReader(outStream.GetBuffer()), output, reader.PdfVersion);
                    if (cbUncompressed.Checked)
                    {
                        p2.Writer.CompressionLevel = PdfStream.NO_COMPRESSION;
                    }
                    else
                    {
                        p2.Writer.CompressionLevel = PdfStream.BEST_COMPRESSION;
                        p2.SetFullCompression();
                    }
                    p2.Close();
                    SetProgress("done");

                    dataGridView1.Rows[dataGridRowNum].ErrorText = "";;
                }
                catch (Exception ex)
                {
                    dataGridView1.Rows[dataGridRowNum].ErrorText = ex.Message;
                }
                Application.DoEvents();
            }

            Cursor = Cursors.Arrow;
        }
Example #16
0
        public static void SignHashed(MemoryStream Source, string Target, SysX509.X509Certificate2 Certificate, string Reason, string Location, bool AddVisibleSign, Image img, int nroHojaFirma, string path, float h, string att_1, string att_2, string att_3, string url_terminos)
        {
            try
            {
                X509CertificateParser objCP             = new X509CertificateParser();
                X509Certificate[]     objChain          = new X509Certificate[] { objCP.ReadCertificate(Certificate.RawData) };
                IExternalSignature    externalSignature = new X509Certificate2Signature(Certificate, "SHA-1");

                PdfReader objReader = new PdfReader(Source);

                //string[] msg = Certificate.SubjectName.Name.Split(',');

                //Document document = new Document(PageSize.A4, 50, 50, 150, 100);
                //PdfWriter pdfwritter = PdfWriter.GetInstance(document, new FileStream("C:\\Users\\Public\\terminos_condiciones.pdf", FileMode.OpenOrCreate));

                using (PdfReader readerTerm = new PdfReader(url_terminos))
                    using (MemoryStream workStream = new MemoryStream())
                    {
                        PdfStamper objStamper = PdfStamper.CreateSignature(objReader, new FileStream(Target, FileMode.OpenOrCreate, FileAccess.Write), '\0');

                        int       nroPages  = objReader.NumberOfPages + 1;
                        Rectangle rectangle = readerTerm.GetPageSize(1);
                        objStamper.InsertPage(nroPages, rectangle);

                        PdfImportedPage bg = objStamper.GetImportedPage(readerTerm, 1);
                        objStamper.GetUnderContent(nroPages).AddTemplate(bg, 0, 0);

                        PdfSignatureAppearance objSA = objStamper.SignatureAppearance;

                        img.ScaleAbsolute(120f, 60f);
                        img.SetAbsolutePosition(0, 28);
                        BaseFont bf     = BaseFont.CreateFont(BaseFont.HELVETICA, BaseFont.CP1252, false);
                        BaseFont bfBold = BaseFont.CreateFont(BaseFont.HELVETICA_BOLD, BaseFont.CP1252, false);

                        if (true)
                        {
                            objSA.SetVisibleSignature(new Rectangle(50, h - 120, 200, h), nroHojaFirma, "Firma Digital emitida por el sistema BV Digital");
                        }

                        PdfTemplate n2Layer = objSA.GetLayer(2);
                        n2Layer.BeginText();
                        n2Layer.SetFontAndSize(bfBold, 7);
                        n2Layer.ShowTextAligned(Element.ALIGN_LEFT, "Inspectorate Services Perú S.A.C", 0, 100, 0);
                        n2Layer.ShowTextAligned(Element.ALIGN_LEFT, "A Bureau Veritas Group Company", 0, 90, 0);

                        n2Layer.EndText();

                        n2Layer.AddImage(img);
                        n2Layer.BeginText();
                        n2Layer.SetFontAndSize(bf, 7);
                        n2Layer.ShowTextAligned(Element.ALIGN_LEFT, "Firmado Digitalmente por", 0, 40, 0);
                        //string user = msg[2].Substring(msg[2].IndexOf('=') + 1);
                        //user += " " + msg[3].Substring(msg[3].IndexOf('=') + 1);
                        n2Layer.ShowTextAligned(Element.ALIGN_LEFT, att_3, 0, 30, 0);
                        n2Layer.ShowTextAligned(Element.ALIGN_LEFT, "Fecha: " + objSA.SignDate.ToString(), 0, 20, 0);
                        n2Layer.ShowTextAligned(Element.ALIGN_LEFT, att_1, 0, 10, 0);
                        n2Layer.ShowTextAligned(Element.ALIGN_LEFT, att_2, 0, 0, 0);
                        n2Layer.EndText();
                        objSA.SignatureRenderingMode = PdfSignatureAppearance.RenderingMode.GRAPHIC_AND_DESCRIPTION;
                        MakeSignature.SignDetached(objSA, externalSignature, objChain, null, null, null, 0, CryptoStandard.CMS);
                        objStamper.SetFullCompression();
                    }
            }
            catch (Exception e)
            {
                Utility.log_err.save(null, e);
            }
        }
Example #17
0
        private void btnProcess_Click(object sender, EventArgs e)
        {
            if (String.IsNullOrWhiteSpace(tbPath.Text))
            {
                return;
            }

            dataGridView1.Rows.Clear();
            Cursor = Cursors.WaitCursor;

            IEnumerable <string> srcFiles;

            if (System.IO.File.GetAttributes(tbPath.Text).HasFlag(FileAttributes.Directory))
            {
                srcFiles = Directory.EnumerateFiles(tbPath.Text, "*.pdf", SearchOption.AllDirectories);
            }
            else
            {
                srcFiles = new string[] { tbPath.Text };
            }

            foreach (var srcFile in srcFiles)
            {
                var        dataGridRowNum = dataGridView1.Rows.Add(new object[] { srcFile, 0 });
                PdfReader  reader         = null;
                PdfStamper pdfStamper     = null;

                try
                {
                    reader = new PdfReader(srcFile);
                    var dstFile = System.IO.Path.Combine(System.IO.Path.GetDirectoryName(srcFile),
                                                         System.IO.Path.GetFileNameWithoutExtension(srcFile) + "_clean.pdf");
                    var output = File.Open(dstFile, FileMode.Create);

                    pdfStamper = new PdfStamper(reader, output, reader.PdfVersion, false);
                    pdfStamper.RotateContents = false;

                    var replaceTextProcessor = new TextReplaceStreamEditor(tbReplaceMatch.Text, tbReplaceReplace.Text);
                    if (cbReplaceText.Checked)
                    {
                        for (int i = 1; i <= reader.NumberOfPages; i++)
                        {
                            replaceTextProcessor.EditPage(pdfStamper, i);
                        }
                    }

                    var redactTextProcessor = new TextRedactStreamEditor(tbRedactMatch.Text);
                    if (cbRedactText.Checked)
                    {
                        for (int i = 1; i <= reader.NumberOfPages; i++)
                        {
                            redactTextProcessor.EditPage(pdfStamper, i);
                        }
                        pdfStamper.Writer.SetEncryption(null,
                                                        Encoding.UTF8.GetBytes("ownerPassword"),
                                                        PdfWriter.AllowDegradedPrinting | PdfWriter.AllowPrinting,
                                                        PdfWriter.ENCRYPTION_AES_256);
                    }


                    if (cbRemoveJavascript.Checked && reader.JavaScript != null)
                    {
                        pdfStamper.JavaScript = "";
                    }

                    pdfStamper.Writer.CompressionLevel = PdfStream.BEST_COMPRESSION;
                    pdfStamper.SetFullCompression();
                    pdfStamper.Writer.Info?.Clear();
                    pdfStamper.XmpMetadata = new byte[0];
                    pdfStamper.MoreInfo?.Clear();

                    dataGridView1.Rows[dataGridRowNum].ErrorText = "";;
                }
                catch (Exception ex)
                {
                    dataGridView1.Rows[dataGridRowNum].ErrorText = ex.Message;
                }
                finally
                {
                    pdfStamper?.Close();
                    reader?.Close();
                }
            }

            Cursor = Cursors.Arrow;
        }