//////////////////////////////////////////////////////////
//// public properties
#region public properties
/// <summary>
/// Convert the Portable Document to text.
/// </summary>
/// <param name="file">The portable document file stream.</param>
/// <param name="errors">Collection of errors that occur during reading the file stream. Null if sucessful.</param>
/// <returns>The text contents of the file.</returns>
public static string Convert(Stream file, out List <Exception> errors)
{
StringBuilder result = new StringBuilder();
errors = null;
using (iText7.PdfReader reader = new iText7.PdfReader(file)) {
using (iText7.PdfDocument doc = new iText7.PdfDocument(reader))
{
int numberOfPages = doc.GetNumberOfPages();
for (int i = 1; i <= numberOfPages; i++)
{
try
{
var page = doc.GetPage(i);
string pagetext = iText7.Canvas.Parser.PdfTextExtractor.GetTextFromPage(page);
result.Append(Common.CleanPdfText(pagetext));
}
catch (Exception e)
{
if (errors == null)
{
errors = new List <Exception>();
}
errors.Add(e);
}
}
}
}
return(result.ToString());
}
public static byte[] Combine(IEnumerable <byte[]> pdfs)
{
using (var writerMemoryStream = new MemoryStream())
{
using (var writer = new PdfWriter(writerMemoryStream))
{
using (var mergedDocument = new iText.Kernel.Pdf.PdfDocument(writer))
{
var merger = new PdfMerger(mergedDocument);
foreach (var pdfBytes in pdfs)
{
using (var copyFromMemoryStream = new MemoryStream(pdfBytes))
{
using (var reader = new iText.Kernel.Pdf.PdfReader(copyFromMemoryStream))
{
//have to set unethical reading to true else will get password error
reader.SetUnethicalReading(true);
using (var copyFromDocument = new iText.Kernel.Pdf.PdfDocument(reader))
{
//second parameter 1 is page number from where to start merge
merger.Merge(copyFromDocument, 1, copyFromDocument.GetNumberOfPages());
}
}
}
}
}
}
return(writerMemoryStream.ToArray());
}
}
public List <string> Read()
{
List <string> dataLines = new List <string>();
try
{
using (iText.Kernel.Pdf.PdfReader reader = new iText.Kernel.Pdf.PdfReader(new FileInfo(FilePath)))
using (PdfDocument pdfDocument = new PdfDocument(reader))
{
for (int pageNumber = 1; pageNumber <= pdfDocument.GetNumberOfPages(); pageNumber++)
{
var page = pdfDocument.GetPage(pageNumber);
ITextExtractionStrategy strategy = new LocationTextExtractionStrategy();
string unencodedText = PdfTextExtractor.GetTextFromPage(page, strategy);
if (TextContainsScheduleEntryHeader(unencodedText))
{
string encodedText = Encoding.UTF8.GetString(ASCIIEncoding.Convert(Encoding.Default, Encoding.UTF8, Encoding.Default.GetBytes(unencodedText)));
List <string> lines = encodedText.Split('\n').ToList();
int entryStartIndex = GetScheduleEntriesStartLineIndex(lines);
for (int i = entryStartIndex; i < lines.Count; i++)
{
string line = lines[i];
if (IsPageNumberIndicator(line))
{
continue;
}
if (IsEndOfRegister(line))
{
break;
}
dataLines.Add(line.Trim());
}
}
}
}
}
catch (Exception ex)
{
Console.Write(ex);
}
return(dataLines);
}
/// <summary>
/// Add Page number at top of pdf file.
/// </summary>
/// <param name="fileName"></param>
/// <returns> filename saved as</returns>
public static string AddPageNumberToPdf(string fileName)
{
using PdfReader reader = new PdfReader(fileName);
string fName = "cashBook_" + (DateTime.Now.ToFileTimeUtc() + 1001) + ".pdf";
using PdfWriter writer = new PdfWriter(Path.Combine(ReportHeaderDetails.WWWroot, fName));
using PdfDocument pdfDoc2 = new PdfDocument(reader, writer);
Document doc2 = new Document(pdfDoc2);
int numberOfPages = pdfDoc2.GetNumberOfPages();
for (int i = 1; i <= numberOfPages; i++)
{
doc2.ShowTextAligned(new Paragraph("Page " + i + " of " + numberOfPages),
559, 806, i, TextAlignment.RIGHT, VerticalAlignment.BOTTOM, 0);
}
doc2.Close();
return(fName);
}
/// <summary>
/// Devuelve un PDF que se guardará en la ruta indicada, a partir de la plantilla necesaria para el tipo de informe indicado.
/// </summary>
/// <param name="ruta">Ruta completa (nombre de archivo incluido) en la que se guardará el PDF.</param>
/// <param name="tipo">Tipo de informe que se va a generar.</param>
/// <returns>El PDF listo para editar sus elementos.</returns>
public iText.Kernel.Pdf.PdfDocument GetPdfDesdePlantilla(string ruta, TiposInforme tipo = TiposInforme.Ninguno)
{
// Definimos el pdf que se va a devolver.
iText.Kernel.Pdf.PdfDocument docPdf = null;
// Si hay un tipo de informe creamos el pdf.
if (tipo != TiposInforme.Ninguno)
{
// Definimos la plantilla
string plantilla = Utils.CombinarCarpetas(App.RutaInicial, $"/Plantillas/{tipo}.pdf");
// Se crea el Reader con la plantilla necesaria.
iText.Kernel.Pdf.PdfReader reader = new iText.Kernel.Pdf.PdfReader(plantilla);
// Se crea el Writer con la ruta pasada.
iText.Kernel.Pdf.PdfWriter writer = new iText.Kernel.Pdf.PdfWriter(ruta);
// Creamos el documento, usando el reader y el writer anteriores.
docPdf = new iText.Kernel.Pdf.PdfDocument(reader, writer);
// Añadimos los datos de Metadata
docPdf.GetDocumentInfo().SetAuthor("Orion - AnderSoft - A.Herrero");
docPdf.GetDocumentInfo().SetCreator("Orion 1.0");
}
// Devolvemos el documento.
return(docPdf);
}
/// <summary>
/// An enumeration of paragraphs of the portable document.
/// </summary>
/// <param name="file">The portable document file stream.</param>
/// <returns>A <see cref="IEnumerable{T}"/> of paragraphs.</returns>
public static IEnumerable <string> Paragraphs(Stream file)
{
using (iText7.PdfReader reader = new iText7.PdfReader(file))
{
using (iText7.PdfDocument doc = new iText7.PdfDocument(reader))
{
int numberOfPages = doc.GetNumberOfPages();
for (int i = 1; i <= numberOfPages; i++)
{
iText7.PdfPage page = doc.GetPage(i);
string pagetext = iText7.Canvas.Parser.PdfTextExtractor.GetTextFromPage(page);
pagetext = Common.CleanPdfText(pagetext);
// Parse paragraphs.
IEnumerable <string> paragraphs = pagetext.Split(new[] { Environment.NewLine }, StringSplitOptions.RemoveEmptyEntries);
foreach (string item in paragraphs)
{
yield return(item);
}
}
}
}
}
public static string PrintCashBook(List <CashBook> cbList)
{
string fName = "cashBook_" + DateTime.Now.ToFileTimeUtc() + ".pdf";
string fileName = Path.Combine(ReportHeaderDetails.WWWroot, fName);
using PdfWriter pdfWriter = new PdfWriter(fileName);
using PdfDocument pdfDoc = new PdfDocument(pdfWriter);
using Document doc = new Document(pdfDoc, PageSize.A4);
Paragraph header = new Paragraph(ReportHeaderDetails.FirstLine + "\n")
.SetTextAlignment(iText.Layout.Properties.TextAlignment.CENTER)
.SetFontColor(ColorConstants.RED);
header.Add(ReportHeaderDetails.SecondLine + "\n");
doc.Add(header);
float[] columnWidths = { 1, 5, 15, 5, 5, 5 };
Table table = new Table(UnitValue.CreatePercentArray(columnWidths)).SetBorder(new OutsetBorder(2));
PdfFont f = PdfFontFactory.CreateFont(StandardFonts.HELVETICA);
Cell cell = new Cell(1, 6)
.Add(new Paragraph(ReportHeaderDetails.CashBook))
.SetFont(f)
.SetFontSize(13)
.SetFontColor(DeviceGray.WHITE)
.SetBackgroundColor(DeviceGray.BLACK)
.SetTextAlignment(TextAlignment.CENTER);
table.AddHeaderCell(cell);
Cell[] headerFooter = new Cell[] {
new Cell().SetBackgroundColor(new DeviceGray(0.75f)).Add(new Paragraph("#")),
new Cell().SetBackgroundColor(new DeviceGray(0.75f)).Add(new Paragraph("Date").SetTextAlignment(TextAlignment.CENTER)),
new Cell().SetBackgroundColor(new DeviceGray(0.75f)).Add(new Paragraph("Particulars").SetTextAlignment(TextAlignment.CENTER)),
new Cell().SetBackgroundColor(new DeviceGray(0.75f)).Add(new Paragraph("In").SetTextAlignment(TextAlignment.CENTER)),
new Cell().SetBackgroundColor(new DeviceGray(0.75f)).Add(new Paragraph("Out").SetTextAlignment(TextAlignment.CENTER)),
new Cell().SetBackgroundColor(new DeviceGray(0.75f)).Add(new Paragraph("Balance").SetTextAlignment(TextAlignment.CENTER))
};
Cell[] footer = new[]
{
new Cell(1, 4).Add(new Paragraph(ReportHeaderDetails.FirstLine + " / " + ReportHeaderDetails.SecondLine).SetFontColor(DeviceGray.GRAY)),
new Cell(1, 2).Add(new Paragraph("D:" + DateTime.Now).SetFontColor(DeviceGray.GRAY)),
};
foreach (Cell hfCell in headerFooter)
{
table.AddHeaderCell(hfCell);
}
foreach (Cell hfCell in footer)
{
table.AddFooterCell(hfCell);
}
int count = 0;
foreach (var item in cbList)
{
table.AddCell(new Cell().SetTextAlignment(TextAlignment.CENTER).Add(new Paragraph((++count) + "")));
table.AddCell(new Cell().SetTextAlignment(TextAlignment.CENTER).Add(new Paragraph(item.EDate.ToShortDateString())));
table.AddCell(new Cell().SetTextAlignment(TextAlignment.CENTER).Add(new Paragraph(item.Particulars + "")));
table.AddCell(new Cell().SetTextAlignment(TextAlignment.CENTER).Add(new Paragraph(item.CashIn.ToString("0.##"))));
table.AddCell(new Cell().SetTextAlignment(TextAlignment.CENTER).Add(new Paragraph(item.CashOut.ToString("0.##"))));
table.AddCell(new Cell().SetTextAlignment(TextAlignment.CENTER).Add(new Paragraph(item.CashBalance.ToString("0.##"))));
}
doc.Add(table);
doc.Close();
using PdfReader reader = new PdfReader(fileName);
fName = "cashBook_" + (DateTime.Now.ToFileTimeUtc() + 1001) + ".pdf";
using PdfWriter writer = new PdfWriter(Path.Combine(ReportHeaderDetails.WWWroot, fName));
using PdfDocument pdfDoc2 = new PdfDocument(reader, writer);
Document doc2 = new Document(pdfDoc2);
int numberOfPages = pdfDoc2.GetNumberOfPages();
for (int i = 1; i <= numberOfPages; i++)
{
// Write aligned text to the specified by parameters point
doc2.ShowTextAligned(new Paragraph("Page " + i + " of " + numberOfPages),
559, 806, i, TextAlignment.RIGHT, VerticalAlignment.BOTTOM, 0);
}
doc2.Close();
return(fName);
}
static void Main(string[] args)
{
try
{
//File.WriteAllText("D:\\pipInput.txt", args[0]);
MemoryStream ms = null;
byte[] password = null;
for (int i = 0; i < args.Length; i++)
{
int splitIndex = args[i].IndexOf(':');
string prefix = null;
string value = null;
if (splitIndex == -1)
{
prefix = args[i];
}
else
{
prefix = args[i].Substring(0, splitIndex);
value = args[i].Substring(splitIndex + 1);
}
switch (prefix.ToUpper())
{
case "-N":
case "/N":
if (ms != null)
{
throw new ArgumentException("incorrect input arguments: filedata already initialized");
}
if (string.IsNullOrWhiteSpace(value) || !File.Exists(value))
{
throw new ArgumentException("incorrect input arguments: filename not exists");
}
if (File.Exists(value))
{
ms = new MemoryStream(File.ReadAllBytes(value));
}
break;
case "-D":
case "/D":
if (ms != null)
{
throw new ArgumentException("incorrect input arguments: filedata already initialized");
}
if (string.IsNullOrWhiteSpace(value))
{
throw new ArgumentException("incorrect input arguments: filedata is empty");
}
ms = new MemoryStream(Convert.FromBase64String(value));
break;
case "-P":
case "/P":
if (value == null)
{
throw new ArgumentException("incorrect input arguments: password is empty");
}
password = Encoding.ASCII.GetBytes(value);
break;
case "-HELP":
case "/HELP":
case "-?":
case "/?":
Console.Write("Retrieves PAdES signatures and returns informations structured into XML" + Environment.NewLine +
"document." + Environment.NewLine +
Environment.NewLine +
"PadesInfoProcessor [/N:[path][filename]] [/D:[filedata]] [/P:[password]]" + Environment.NewLine +
" /N:[path][filename]" + Environment.NewLine +
" Specifies PDF document file path to retrieve informations." + Environment.NewLine +
" /D:[filedata]" + Environment.NewLine +
" Specifies PDF document data encoded with Base64." + Environment.NewLine +
" /P:[password]" + Environment.NewLine +
" Specifies password if PDF document is encrypted." + Environment.NewLine +
Environment.NewLine);
break;
default:
break;
}
}
string output = string.Empty;
if (ms != null)
{
iText.Kernel.Pdf.PdfReader pdfReader;
if (password == null)
{
pdfReader = new iText.Kernel.Pdf.PdfReader(ms);
}
else
{
pdfReader = new iText.Kernel.Pdf.PdfReader(ms, (new iText.Kernel.Pdf.ReaderProperties()).SetPassword(password));
}
output += "<PdfSignatures>";
PdfDocument document = new PdfDocument(pdfReader);
if (iText.Forms.PdfAcroForm.GetAcroForm(document, false) != null)
{
SignatureUtil su = new SignatureUtil(document);
IList <string> sigNames = su.GetSignatureNames();
foreach (string sigName in sigNames)
{
PdfSignature sig = su.GetSignature(sigName);
//string cert = sig.GetCert().GetValue();
string coversWholeDoc = su.SignatureCoversWholeDocument(sigName).ToString();
string signingTime = getDate(sig.GetDate());
string contentType = sig.GetSubFilter().ToString().Replace("/", "");
string reason = sig.GetReason();
string location = sig.GetLocation();
output += "<PdfSignature>";
output += "<SignatureName>" + sigName + "</SignatureName>";
output += "<PdfSigningTimeUtc>" + signingTime + "</PdfSigningTimeUtc>";
output += "<Reason>" + reason + "</Reason>";
output += "<Location>" + location + "</Location>";
output += "<CoversWholeDocument>" + coversWholeDoc + "</CoversWholeDocument>";
output += "<ContentType>" + contentType + "</ContentType>";
output += processByPdfPKCS7(new PdfDocument(pdfReader), sig, contentType);
output += "</PdfSignature>";
}
}
output += "</PdfSignatures>";
}
//File.WriteAllText(@"D:\PadesInfoProcessorOutput.xml", output);
Console.Write(output);
}
catch (ArgumentException argEx)
{
Console.Error.Write("PadesInfoProcessor 1: " + argEx.Message);
}
catch (Exception ex)
{
//File.WriteAllText("D:\\pipException.txt", ex.ToString());
Console.Error.Write("PadesInfoProcessor 1: PDF document unexpected exception: " + ex.ToString());
}
}
