/// <summary>
/// Updates the links.
/// </summary>
/// <param name="pdfFilePath">The PDF file path.</param>
/// <param name="htmlToPdfFiles">The HTML to PDF files.</param>
/// <param name="logger">The logger.</param>
internal static void UpdateLinks(
string pdfFilePath,
IReadOnlyCollection <HtmlToPdfFile> htmlToPdfFiles,
ILogger logger)
{
string tempFilePath = Path.GetTempFileName();
using (PdfReader pdfReader = new PdfReader(pdfFilePath))
{
using (PdfWriter pdfWriter = new PdfWriter(tempFilePath))
{
using (iText.Kernel.Pdf.PdfDocument pdfDocument = new iText.Kernel.Pdf.PdfDocument(pdfReader, pdfWriter))
{
int pageCount = pdfDocument.GetNumberOfPages();
for (int i = 1; i <= pageCount; i++)
{
// get page
PdfPage pdfPage = pdfDocument.GetPage(i);
// get link annotations
IEnumerable <PdfLinkAnnotation> linkAnnotations = pdfPage.GetAnnotations().OfType <PdfLinkAnnotation>();
foreach (PdfLinkAnnotation linkAnnotation in linkAnnotations)
{
// get action
PdfDictionary action = linkAnnotation.GetAction();
if (action == null)
{
continue;
}
PdfName s = action.GetAsName(PdfName.S);
if (s != PdfName.URI)
{
continue;
}
PdfString uriPdfString = action.GetAsString(PdfName.URI);
if (!Uri.TryCreate(uriPdfString.GetValue(), UriKind.RelativeOrAbsolute, out Uri uri))
{
continue;
}
if (!uri.IsFile)
{
continue;
}
string htmlFilePath = uri.LocalPath.ToLower();
if (!htmlToPdfFiles.Any(x => string.Compare(x.Input, htmlFilePath, StringComparison.OrdinalIgnoreCase) == 0))
{
// ex. when printing PDF from TOC.html by itself
logger.LogDebug($"Could not find '{htmlFilePath}'. Referenced in '{pdfFilePath}' on page {i}.");
continue;
}
HtmlToPdfFile linkedHtmlToPdfFile = htmlToPdfFiles.Single(x => x.Input == htmlFilePath);
int linkedPageNumber = linkedHtmlToPdfFile.OutputPdfFilePageNumber;
PdfPage linkedPage;
try
{
// http://api.itextpdf.com/itext/com/itextpdf/text/pdf/PdfDestination.html
linkedPage = pdfDocument.GetPage(linkedPageNumber);
}
catch (Exception ex)
{
throw new PdfPageNotFoundException(linkedPageNumber, linkedHtmlToPdfFile.Input, ex);
}
float top = linkedPage.GetPageSize().GetTop();
PdfExplicitDestination destination = PdfExplicitDestination.CreateFitH(linkedPage, top);
PdfAction newAction = PdfAction.CreateGoTo(destination);
linkAnnotation.SetAction(newAction);
}
}
}
}
}
File.Delete(pdfFilePath);
File.Move(tempFilePath, pdfFilePath);
}
protected override void CheckPdfObject(PdfWriter writer, int key, Object obj1)
{
if (obj1 is PdfNumber)
{
PdfNumber number = (PdfNumber)obj1;
if (Math.Abs(number.DoubleValue) > maxRealValue && number.ToString().Contains("."))
{
throw new PdfAConformanceException(obj1, MessageLocalization.GetComposedMessage("real.number.is.out.of.range"));
}
}
else if (obj1 is PdfString)
{
PdfString str = (PdfString)obj1;
if (str.GetBytes().Length > maxStringLength)
{
throw new PdfAConformanceException(obj1, MessageLocalization.GetComposedMessage("pdf.string.is.too.long"));
}
}
else if (obj1 is PdfArray)
{
PdfArray array = (PdfArray)obj1;
if (array.Size > maxArrayLength)
{
throw new PdfAConformanceException(obj1, MessageLocalization.GetComposedMessage("pdf.array.exceeds.length.set.by.PDFA1.standard", array.Length.ToString()));
}
}
else if (obj1 is PdfDictionary)
{
PdfDictionary dictionary = (PdfDictionary)obj1;
if (dictionary.Size > maxDictionaryLength)
{
throw new PdfAConformanceException(obj1, MessageLocalization.GetComposedMessage("pdf.dictionary.is.out.of.bounds"));
}
PdfName type = dictionary.GetAsName(PdfName.TYPE);
if (PdfName.CATALOG.Equals(type))
{
if (!dictionary.Contains(PdfName.METADATA))
{
throw new PdfAConformanceException(obj1, MessageLocalization.GetComposedMessage("the.document.catalog.dictionary.shall.contain.metadata"));
}
if (dictionary.Contains(PdfName.AA))
{
throw new PdfAConformanceException(obj1, MessageLocalization.GetComposedMessage("the.document.catalog.dictionary.shall.not.include.an.aa.entry"));
}
if (dictionary.Contains(PdfName.NAMES))
{
PdfDictionary names = GetDirectDictionary(dictionary.Get(PdfName.NAMES));
if (names != null && names.Contains(PdfName.EMBEDDEDFILES))
{
throw new PdfAConformanceException(obj1, MessageLocalization.GetComposedMessage("the.document.catalog.dictionary.shall.not.include.embeddedfiles.names.entry"));
}
}
if (CheckStructure(conformanceLevel))
{
PdfDictionary markInfo = GetDirectDictionary(dictionary.Get(PdfName.MARKINFO));
if (markInfo == null || markInfo.GetAsBoolean(PdfName.MARKED) == null || markInfo.GetAsBoolean(PdfName.MARKED).BooleanValue == false)
{
throw new PdfAConformanceException(obj1, MessageLocalization.GetComposedMessage("document.catalog.dictionary.shall.include.a.markinfo.dictionary.whose.entry.marked.shall.have.a.value.of.true"));
}
if (!dictionary.Contains(PdfName.LANG))
{
if (LOGGER.IsLogging(Level.WARN))
{
LOGGER.Warn(MessageLocalization.GetComposedMessage("document.catalog.dictionary.should.contain.lang.entry"));
}
}
}
}
else if (PdfName.PAGE.Equals(type))
{
if (dictionary.Contains(PdfName.AA))
{
throw new PdfAConformanceException(obj1, MessageLocalization.GetComposedMessage("page.dictionary.shall.not.include.aa.entry"));
}
}
else if (PdfName.OUTPUTINTENT.Equals(type))
{
isCheckOutputIntent = true;
PdfObject destOutputIntent = dictionary.Get(PdfName.DESTOUTPUTPROFILE);
if (destOutputIntent != null && pdfaDestOutputIntent != null)
{
if (pdfaDestOutputIntent.IndRef != destOutputIntent.IndRef)
{
throw new PdfAConformanceException(obj1,
MessageLocalization.GetComposedMessage(
"if.outputintents.array.more.than.one.entry.the.same.indirect.object"));
}
}
else
{
pdfaDestOutputIntent = destOutputIntent;
}
PdfName gts = dictionary.GetAsName(PdfName.S);
if (pdfaDestOutputIntent != null)
{
if (PdfName.GTS_PDFA1.Equals(gts))
{
if (pdfaOutputIntentColorSpace != null)
{
throw new PdfAConformanceException(obj1,
MessageLocalization.GetComposedMessage("a.pdfa.file.may.have.only.one.pdfa.outputintent"));
}
pdfaOutputIntentColorSpace = "";
ICC_Profile icc_profile = writer.ColorProfile;
pdfaOutputIntentColorSpace = Encoding.GetEncoding("US-ASCII").GetString(icc_profile.Data, 16, 4);
}
}
else
{
throw new PdfAConformanceException(obj1, MessageLocalization.GetComposedMessage("outputintent.shall.have.gtspdfa1.and.destoutputintent"));
}
}
}
}
/// <summary>
/// Finds and sets the page numbers of links mapped to HTML headings in the specified PDF file.
/// </summary>
/// <param name="htmlToPdfFile">The HTML to PDF file.</param>
internal static void SetHeadingPageNumbers(HtmlToPdfFile htmlToPdfFile)
{
using (PdfReader pdfReader = new PdfReader(htmlToPdfFile.PdfFilePath))
{
using (iText.Kernel.Pdf.PdfDocument pdfDocument = new iText.Kernel.Pdf.PdfDocument(pdfReader))
{
int pageCount = pdfDocument.GetNumberOfPages();
for (int i = 1; i <= pageCount; i++)
{
// get page
PdfPage pdfPage = pdfDocument.GetPage(i);
// get link annotations
IEnumerable <PdfLinkAnnotation> linkAnnotations = pdfPage.GetAnnotations().OfType <PdfLinkAnnotation>();
foreach (PdfLinkAnnotation linkAnnotation in linkAnnotations)
{
// get action
PdfDictionary action = linkAnnotation.GetAction();
if (action == null)
{
continue;
}
PdfName s = action.GetAsName(PdfName.S);
if (s != PdfName.URI)
{
continue;
}
PdfString uriPdfString = action.GetAsString(PdfName.URI);
if (!Uri.TryCreate(uriPdfString.GetValue(), UriKind.RelativeOrAbsolute, out Uri uri))
{
continue;
}
if (!uri.IsFile)
{
continue;
}
// get query string
NameValueCollection queryString = HttpUtility.ParseQueryString(uri.Query);
// ex. ?headingLevel={level}&headingText
string headingLevel = queryString["headingLevel"];
if (headingLevel == null)
{
continue;
}
if (!int.TryParse(headingLevel, out int level))
{
continue;
}
string headingText = queryString["headingText"];
if (headingText == null)
{
continue;
}
HtmlHeading htmlHeading = htmlToPdfFile.TitleAndHeadings.SingleOrDefault(x => (x.Level == level) && (x.Text == headingText));
if (htmlHeading == null)
{
continue;
}
htmlHeading.Page = i;
}
}
}
}
}
public byte[] GetImageAsBytes()
{
if (streamBytes == null)
{
return(null);
}
if (!decoded)
{
// if the stream hasn't been decoded, check to see if it is a single stage JPG or JPX encoded stream. If it is,
// then we can just use stream as-is
PdfName filter = dictionary.GetAsName(PdfName.FILTER);
if (filter == null)
{
PdfArray filterArray = dictionary.GetAsArray(PdfName.FILTER);
if (filterArray.Size == 1)
{
filter = filterArray.GetAsName(0);
}
else
{
throw new UnsupportedPdfException("Multi-stage filters not supported here (" + filterArray + ")");
}
}
if (PdfName.DCTDECODE.Equals(filter))
{
fileType = TYPE_JPG;
return(streamBytes);
}
else if (PdfName.JPXDECODE.Equals(filter))
{
fileType = TYPE_JP2;
return(streamBytes);
}
throw new UnsupportedPdfException("Unsupported stream filter " + filter);
}
pngColorType = -1;
width = dictionary.GetAsNumber(PdfName.WIDTH).IntValue;
height = dictionary.GetAsNumber(PdfName.HEIGHT).IntValue;
bpc = dictionary.GetAsNumber(PdfName.BITSPERCOMPONENT).IntValue;
pngBitDepth = bpc;
PdfObject colorspace = dictionary.GetDirectObject(PdfName.COLORSPACE);
palette = null;
icc = null;
stride = 0;
FindColorspace(colorspace, true);
MemoryStream ms = new MemoryStream();
if (pngColorType < 0)
{
if (bpc != 8)
{
return(null);
}
if (PdfName.DEVICECMYK.Equals(colorspace))
{
}
else if (colorspace is PdfArray)
{
PdfArray ca = (PdfArray)colorspace;
PdfObject tyca = ca.GetDirectObject(0);
if (!PdfName.ICCBASED.Equals(tyca))
{
return(null);
}
PRStream pr = (PRStream)ca.GetDirectObject(1);
int n = pr.GetAsNumber(PdfName.N).IntValue;
if (n != 4)
{
return(null);
}
icc = PdfReader.GetStreamBytes(pr);
}
else
{
return(null);
}
stride = 4 * width;
TiffWriter wr = new TiffWriter();
wr.AddField(new TiffWriter.FieldShort(TIFFConstants.TIFFTAG_SAMPLESPERPIXEL, 4));
wr.AddField(new TiffWriter.FieldShort(TIFFConstants.TIFFTAG_BITSPERSAMPLE, new int[] { 8, 8, 8, 8 }));
wr.AddField(new TiffWriter.FieldShort(TIFFConstants.TIFFTAG_PHOTOMETRIC, TIFFConstants.PHOTOMETRIC_SEPARATED));
wr.AddField(new TiffWriter.FieldLong(TIFFConstants.TIFFTAG_IMAGEWIDTH, width));
wr.AddField(new TiffWriter.FieldLong(TIFFConstants.TIFFTAG_IMAGELENGTH, height));
wr.AddField(new TiffWriter.FieldShort(TIFFConstants.TIFFTAG_COMPRESSION, TIFFConstants.COMPRESSION_LZW));
wr.AddField(new TiffWriter.FieldShort(TIFFConstants.TIFFTAG_PREDICTOR, TIFFConstants.PREDICTOR_HORIZONTAL_DIFFERENCING));
wr.AddField(new TiffWriter.FieldLong(TIFFConstants.TIFFTAG_ROWSPERSTRIP, height));
wr.AddField(new TiffWriter.FieldRational(TIFFConstants.TIFFTAG_XRESOLUTION, new int[] { 300, 1 }));
wr.AddField(new TiffWriter.FieldRational(TIFFConstants.TIFFTAG_YRESOLUTION, new int[] { 300, 1 }));
wr.AddField(new TiffWriter.FieldShort(TIFFConstants.TIFFTAG_RESOLUTIONUNIT, TIFFConstants.RESUNIT_INCH));
wr.AddField(new TiffWriter.FieldAscii(TIFFConstants.TIFFTAG_SOFTWARE, Document.Version));
MemoryStream comp = new MemoryStream();
TiffWriter.CompressLZW(comp, 2, streamBytes, height, 4, stride);
byte[] buf = comp.ToArray();
wr.AddField(new TiffWriter.FieldImage(buf));
wr.AddField(new TiffWriter.FieldLong(TIFFConstants.TIFFTAG_STRIPBYTECOUNTS, buf.Length));
if (icc != null)
{
wr.AddField(new TiffWriter.FieldUndefined(TIFFConstants.TIFFTAG_ICCPROFILE, icc));
}
wr.WriteFile(ms);
fileType = TYPE_TIF;
return(ms.ToArray());
}
PngWriter png = new PngWriter(ms);
png.WriteHeader(width, height, pngBitDepth, pngColorType);
if (icc != null)
{
png.WriteIccProfile(icc);
}
if (palette != null)
{
png.WritePalette(palette);
}
png.WriteData(streamBytes, stride);
png.WriteEnd();
fileType = TYPE_PNG;
return(ms.ToArray());
}
static void Main(string[] args)
{
string pdfFile = "";
string outputDir = "";
bool interactive = false;
foreach (string arg in args)
{
switch (arg.Substring(0, 2).ToLower())
{
case "-o":
outputDir = arg.Substring(3);
if (!Directory.Exists(outputDir))
{
Directory.CreateDirectory(outputDir);
}
if (!Directory.Exists(outputDir))
{
Console.WriteLine("Unable to create directory: " + outputDir);
PrintHelp();
return;
}
break;
case "-h":
PrintHelp();
break;
case "-i":
interactive = true;
break;
default:
pdfFile = arg;
break;
}
}
// read the supplied PDF
PdfReader pdf = new PdfReader(pdfFile);
// for every file type in the PDF in every page, build a list of tuples containing the potential attachment
List <Tuple <string, byte[]> > files = new List <Tuple <string, byte[]> >();
int foundItems = 0;
for (int i = 1; i <= pdf.NumberOfPages; i++)
{
PdfArray arr = pdf.GetPageN(i).GetAsArray(PdfName.ANNOTS);
if (arr == null)
{
continue;
}
for (int j = 0; j < arr.Size; j++)
{
//get every reference on this page and see if it's an attachment
PdfDictionary annot = arr.GetAsDict(j);
if (PdfName.FILEATTACHMENT.Equals(annot.GetAsName(PdfName.SUBTYPE)))
{
PdfDictionary fs = annot.GetAsDict(PdfName.FS);
PdfDictionary refs = fs.GetAsDict(PdfName.EF);
foreach (PdfName name in refs.Keys)
{
//found a file! Store it.
foundItems++;
string n = fs.GetAsString(name).ToString();
Console.WriteLine("[" + foundItems.ToString() + "] " + n);
files.Add(new Tuple <string, byte[]>(n, PdfReader.GetStreamBytes((PRStream)refs.GetAsStream(name))));
}
}
}
}
//allow the user to select which file to save
if (interactive)
{
bool ret = true;
while (ret)
{
Console.Write("Enter the number of the file you want to save (or 0 to quit): ");
int i = 0;
if (int.TryParse(Console.ReadLine(), out i))
{
if (i > 0 && i <= files.Count)
{
i--;
using (FileStream fs = new FileStream(Path.Combine(outputDir, files[i].Item1), FileMode.Create, FileAccess.Write))
{
fs.Write(files[i].Item2, 0, files[i].Item2.Length);
}
}
}
if (i < 0)
{
ret = false;
}
}
}
else //or save all files in the specified directory (will overwrite)
{
foreach (var file in files)
{
using (FileStream fs = new FileStream(Path.Combine(outputDir, file.Item1), FileMode.Create, FileAccess.Write))
{
fs.Write(file.Item2, 0, file.Item2.Length);
}
}
}
}
protected virtual void CheckEmbeddedFile(PdfDictionary embeddedFile) {
PdfName subtype = embeddedFile.GetAsName(PdfName.SUBTYPE);
if (subtype == null || !MimeTypePdf.Equals(subtype)) {
throw new PdfAConformanceException(embeddedFile, MessageLocalization.GetComposedMessage("embedded.file.shall.contain.pdf.mime.type"));
}
}
private void FillFields(AcroFields acroFields)
{
var fields = new LinkedDictionary <string, AcroFields.Item>();
typeof(AcroFields).GetField("fields", BindingFlags.Instance | BindingFlags.NonPublic).SetValue(acroFields, fields);
PdfDictionary top = (PdfDictionary)GetPdfObjectRelease(Catalog.Get(PdfName.ACROFORM));
if (top == null)
{
return;
}
PdfArray arrfds = (PdfArray)GetPdfObjectRelease(top.Get(PdfName.FIELDS));
if (arrfds == null || arrfds.Size == 0)
{
return;
}
for (int k = 1; k <= NumberOfPages; ++k)
{
PdfDictionary page = GetPageNRelease(k);
PdfArray annots = (PdfArray)GetPdfObjectRelease(page.Get(PdfName.ANNOTS), page);
if (annots == null)
{
continue;
}
for (int j = 0; j < annots.Size; ++j)
{
PdfDictionary annot = annots.GetAsDict(j);
if (annot == null)
{
ReleaseLastXrefPartial(annots.GetAsIndirectObject(j));
continue;
}
if (!PdfName.WIDGET.Equals(annot.GetAsName(PdfName.SUBTYPE)))
{
ReleaseLastXrefPartial(annots.GetAsIndirectObject(j));
continue;
}
PdfDictionary widget = annot;
PdfDictionary dic = new PdfDictionary();
dic.Merge(annot);
string name = string.Empty;
PdfDictionary value = null;
PdfObject lastV = null;
while (annot != null)
{
dic.Merge(annot);
PdfString t = annot.GetAsString(PdfName.T);
if (t != null)
{
name = t.ToUnicodeString() + "." + name;
}
if (lastV == null && annot.Get(PdfName.V) != null)
{
lastV = GetPdfObjectRelease(annot.Get(PdfName.V));
}
if (value == null && t != null)
{
value = annot;
if (annot.Get(PdfName.V) == null && lastV != null)
{
value.Put(PdfName.V, lastV);
}
}
annot = annot.GetAsDict(PdfName.PARENT);
}
if (name.Length > 0)
{
name = name.Substring(0, name.Length - 1);
}
AcroFields.Item item;
if (!fields.TryGetValue(name, out item))
{
item = new AcroFields.Item();
fields[name] = item;
}
var addValueMethod = item.GetType().GetMethod("AddValue", BindingFlags.Instance | BindingFlags.NonPublic);
if (value == null)
{
addValueMethod.Invoke(item, new object[] { widget });
}
else
{
addValueMethod.Invoke(item, new object[] { value });
}
item.GetType().GetMethod("AddWidget", BindingFlags.Instance | BindingFlags.NonPublic).Invoke(item, new object[] { widget });
item.GetType().GetMethod("AddWidgetRef", BindingFlags.Instance | BindingFlags.NonPublic).Invoke(item, new object[] { annots.GetAsIndirectObject(j) }); // must be a reference
if (top != null)
{
dic.MergeDifferent(top);
}
item.GetType().GetMethod("AddMerged", BindingFlags.Instance | BindingFlags.NonPublic).Invoke(item, new object[] { dic });
item.GetType().GetMethod("AddPage", BindingFlags.Instance | BindingFlags.NonPublic).Invoke(item, new object[] { k });
item.GetType().GetMethod("AddTabOrder", BindingFlags.Instance | BindingFlags.NonPublic).Invoke(item, new object[] { j });
}
}
// some tools produce invisible signatures without an entry in the page annotation array
// look for a single level annotation
PdfNumber sigFlags = top.GetAsNumber(PdfName.SIGFLAGS);
if (sigFlags == null || (sigFlags.IntValue & 1) != 1)
{
return;
}
for (int j = 0; j < arrfds.Size; ++j)
{
PdfDictionary annot = arrfds.GetAsDict(j);
if (annot == null)
{
ReleaseLastXrefPartial(arrfds.GetAsIndirectObject(j));
continue;
}
if (!PdfName.WIDGET.Equals(annot.GetAsName(PdfName.SUBTYPE)))
{
ReleaseLastXrefPartial(arrfds.GetAsIndirectObject(j));
continue;
}
PdfArray kids = (PdfArray)GetPdfObjectRelease(annot.Get(PdfName.KIDS));
if (kids != null)
{
continue;
}
PdfDictionary dic = new PdfDictionary();
dic.Merge(annot);
PdfString t = annot.GetAsString(PdfName.T);
if (t == null)
{
continue;
}
string name = t.ToUnicodeString();
if (fields.ContainsKey(name))
{
continue;
}
var item = new AcroFields.Item();
fields[name] = item;
item.GetType().GetMethod("AddValue", BindingFlags.Instance | BindingFlags.NonPublic).Invoke(item, new object[] { dic });
item.GetType().GetMethod("AddWidget", BindingFlags.Instance | BindingFlags.NonPublic).Invoke(item, new object[] { dic });
item.GetType().GetMethod("AddWidgetRef", BindingFlags.Instance | BindingFlags.NonPublic).Invoke(item, new object[] { arrfds.GetAsIndirectObject(j) }); // must be a reference
item.GetType().GetMethod("AddMerged", BindingFlags.Instance | BindingFlags.NonPublic).Invoke(item, new object[] { dic });
item.GetType().GetMethod("AddPage", BindingFlags.Instance | BindingFlags.NonPublic).Invoke(item, new object[] { -1 });
item.GetType().GetMethod("AddTabOrder", BindingFlags.Instance | BindingFlags.NonPublic).Invoke(item, new object[] { -1 });
}
}
public byte[] Add(string infile, string outFile)
{
PdfFont baseFont = PdfFontFactory.CreateFont(StandardFonts.HELVETICA_BOLD, Encoding.ASCII.EncodingName, false);
Rectangle pageSize;
string NoOfPagesPadded = string.Empty;
string PageNoPadded = string.Empty;
string HdrLeft = string.Empty;
string HdrRight = string.Empty;
int xLeft = 30;
int xRight = 110; //was 100
int xTop = 30;
float watermarkTrimmingRectangleWidth; //= 300;
float watermarkTrimmingRectangleHeight = 300;
float formXOffset = 0;
float formYOffset = -5; // was zero set to -5 because dangling letters (e.g. g) were being cut-off
byte[] outByteFile;
byte[] inByteFile = null;
try
{
inByteFile = File.ReadAllBytes(infile);
IRandomAccessSource inSourceFile = new RandomAccessSourceFactory().CreateSource(inByteFile);
using (PdfReader reader = new PdfReader(inSourceFile, new ReaderProperties()).SetUnethicalReading(true))
{
using (var outMemoryFile = new MemoryStream())
{
using (PdfWriter pdfWrite = new PdfWriter(outMemoryFile))
{
using (PdfDocument pdfDoc = new PdfDocument(reader, pdfWrite))
{
using (Document doc = new Document(pdfDoc))
{
int n = pdfDoc.GetNumberOfPages();
for (var i = 1; i <= n; i++)
{
// Remove annotation if it exists
PdfDictionary pageDict = pdfDoc.GetPage(i).GetPdfObject();
PdfArray annots = pageDict.GetAsArray(PdfName.Annots);
if (annots != null)
{
for (int j = 0; j < annots.Size(); j++)
{
PdfDictionary annotation = annots.GetAsDictionary(j);
if (PdfName.Watermark.Equals(annotation.GetAsName(PdfName.Subtype)))
{
string NMvalue = annotation.GetAsString(PdfName.NM).GetValue();
if (NMvalue == AnnotName)
{
annotation.Clear();
}
}
}
}
}
for (int i = 1; i <= n; i++)
{
PdfPage page = pdfDoc.GetPage(i);
pageSize = page.GetMediaBox();
watermarkTrimmingRectangleWidth = pageSize.GetWidth();
float PageWidth = pageSize.GetWidth();
float PageHeight = pageSize.GetHeight();
int rotation = page.GetRotation();
Rectangle watermarkTrimmingRectangle = new Rectangle(pageSize.GetLeft() + xLeft, pageSize.GetTop() - xTop, watermarkTrimmingRectangleWidth, watermarkTrimmingRectangleHeight);
PdfWatermarkAnnotation watermark = new PdfWatermarkAnnotation(watermarkTrimmingRectangle);
watermark.SetName(new PdfString(AnnotName));
Rectangle formRectangle = new Rectangle(formXOffset, formYOffset, watermarkTrimmingRectangleWidth, watermarkTrimmingRectangleHeight);
PdfFormXObject form = new PdfFormXObject(formRectangle); //Observation: font XObject will be resized to fit inside the watermark rectangle. If it is larger, your text will be stretched.
PdfCanvas canvasOver = new PdfCanvas(form, pdfDoc);
canvasOver.SetFillColor(iText.Kernel.Colors.ColorConstants.RED);
canvasOver.SetFontAndSize(baseFont, 10);
canvasOver.SaveState();
string SDSNo = "z2345678";
HdrLeft = CompanyName + $" SDS# {SDSNo}";
// HdrLeft = $"PWidth: {PageWidth.ToString()} rotation: {rotation.ToString()}"; //qqtempqq
NoOfPagesPadded = (n.ToString());
PageNoPadded = i.ToString();
HdrRight = $"Page {PageNoPadded} of {NoOfPagesPadded}";
// HdrRight = $"PHeight: {PageHeight.ToString()}"; //qqtempqq
canvasOver.BeginText()
.SetColor(iText.Kernel.Colors.ColorConstants.RED, true)
.SetFontAndSize(baseFont, 10)
.ShowText(HdrLeft)
.EndText();
canvasOver.BeginText()
.MoveText(formRectangle.GetRight() - xRight, 0)
.SetColor(iText.Kernel.Colors.ColorConstants.RED, true)
.SetFontAndSize(baseFont, 10)
.ShowText(HdrRight)
.EndText();
canvasOver.SaveState();
canvasOver.RestoreState();
canvasOver.Release();
watermark.SetAppearance(PdfName.N, new PdfAnnotationAppearance(form.GetPdfObject()));
watermark.SetFlags(PdfAnnotation.PRINT);
page.AddAnnotation(watermark);
}
}
}
outByteFile = outMemoryFile.ToArray();
}
}
}
File.WriteAllBytes(outFile, outByteFile);
}
catch (Exception ex)
{
Console.WriteLine("Error:" + ex.ToString());
return(inByteFile);
throw;
}
return(outByteFile);
}
internal PdfType0Font(PdfDictionary fontDictionary)
: base(fontDictionary)
{
newFont = false;
PdfDictionary cidFont = fontDictionary.GetAsArray(PdfName.DescendantFonts).GetAsDictionary(0);
PdfObject cmap = fontDictionary.Get(PdfName.Encoding);
PdfObject toUnicode = fontDictionary.Get(PdfName.ToUnicode);
CMapToUnicode toUnicodeCMap = FontUtil.ProcessToUnicode(toUnicode);
if (cmap.IsName() && (PdfEncodings.IDENTITY_H.Equals(((PdfName)cmap).GetValue()) || PdfEncodings.IDENTITY_V
.Equals(((PdfName)cmap).GetValue())))
{
if (toUnicodeCMap == null)
{
String uniMap = GetUniMapFromOrdering(GetOrdering(cidFont));
toUnicodeCMap = FontUtil.GetToUnicodeFromUniMap(uniMap);
if (toUnicodeCMap == null)
{
toUnicodeCMap = FontUtil.GetToUnicodeFromUniMap(PdfEncodings.IDENTITY_H);
ILog logger = LogManager.GetLogger(typeof(iText.Kernel.Font.PdfType0Font));
logger.Error(MessageFormatUtil.Format(iText.IO.LogMessageConstant.UNKNOWN_CMAP, uniMap));
}
}
fontProgram = DocTrueTypeFont.CreateFontProgram(cidFont, toUnicodeCMap);
cmapEncoding = CreateCMap(cmap, null);
System.Diagnostics.Debug.Assert(fontProgram is IDocFontProgram);
embedded = ((IDocFontProgram)fontProgram).GetFontFile() != null;
}
else
{
String cidFontName = cidFont.GetAsName(PdfName.BaseFont).GetValue();
String uniMap = GetUniMapFromOrdering(GetOrdering(cidFont));
if (uniMap != null && uniMap.StartsWith("Uni") && CidFontProperties.IsCidFont(cidFontName, uniMap))
{
try {
fontProgram = FontProgramFactory.CreateFont(cidFontName);
cmapEncoding = CreateCMap(cmap, uniMap);
embedded = false;
}
catch (System.IO.IOException) {
fontProgram = null;
cmapEncoding = null;
}
}
else
{
if (toUnicodeCMap == null)
{
toUnicodeCMap = FontUtil.GetToUnicodeFromUniMap(uniMap);
}
if (toUnicodeCMap != null)
{
fontProgram = DocTrueTypeFont.CreateFontProgram(cidFont, toUnicodeCMap);
cmapEncoding = CreateCMap(cmap, uniMap);
}
}
if (fontProgram == null)
{
throw new PdfException(MessageFormatUtil.Format(PdfException.CannotRecogniseDocumentFontWithEncoding, cidFontName
, cmap));
}
}
// DescendantFonts is a one-element array specifying the CIDFont dictionary that is the descendant of this Type 0 font.
PdfDictionary cidFontDictionary = fontDictionary.GetAsArray(PdfName.DescendantFonts).GetAsDictionary(0);
// Required according to the spec
PdfName subtype = cidFontDictionary.GetAsName(PdfName.Subtype);
if (PdfName.CIDFontType0.Equals(subtype))
{
cidFontType = CID_FONT_TYPE_0;
}
else
{
if (PdfName.CIDFontType2.Equals(subtype))
{
cidFontType = CID_FONT_TYPE_2;
}
else
{
LogManager.GetLogger(GetType()).Error(iText.IO.LogMessageConstant.FAILED_TO_DETERMINE_CID_FONT_SUBTYPE);
}
}
longTag = new SortedSet <int>();
subset = false;
}
protected override void CheckPdfObject(PdfWriter writer, int key, Object obj1)
{
if (obj1 is PdfNumber)
{
PdfNumber number = (PdfNumber)obj1;
if (Math.Abs(number.DoubleValue) > maxRealValue && number.ToString().Contains("."))
{
throw new PdfAConformanceException(obj1, MessageLocalization.GetComposedMessage("real.number.is.out.of.range"));
}
}
else if (obj1 is PdfString)
{
PdfString str = (PdfString)obj1;
if (str.GetBytes().Length > maxStringLength)
{
throw new PdfAConformanceException(obj1, MessageLocalization.GetComposedMessage("pdf.string.is.too.long"));
}
}
else if (obj1 is PdfArray)
{
PdfArray array = (PdfArray)obj1;
if (array.Size > maxArrayLength)
{
throw new PdfAConformanceException(obj1, MessageLocalization.GetComposedMessage("pdf.array.is.out.of.bounds"));
}
}
else if (obj1 is PdfDictionary)
{
PdfDictionary dictionary = (PdfDictionary)obj1;
if (dictionary.Size > maxDictionaryLength)
{
throw new PdfAConformanceException(obj1, MessageLocalization.GetComposedMessage("pdf.dictionary.is.out.of.bounds"));
}
PdfName type = dictionary.GetAsName(PdfName.TYPE);
if (PdfName.CATALOG.Equals(type))
{
if (!dictionary.Contains(PdfName.METADATA))
{
throw new PdfAConformanceException(obj1, MessageLocalization.GetComposedMessage("the.document.catalog.dictionary.shall.contain.metadata"));
}
if (dictionary.Contains(PdfName.AA))
{
throw new PdfAConformanceException(obj1, MessageLocalization.GetComposedMessage("the.document.catalog.dictionary.shall.not.include.an.aa.entry"));
}
if (dictionary.Contains(PdfName.NAMES))
{
PdfDictionary names = GetDirectDictionary(dictionary.Get(PdfName.NAMES));
if (names != null && names.Contains(PdfName.EMBEDDEDFILES))
{
throw new PdfAConformanceException(obj1, MessageLocalization.GetComposedMessage("the.document.catalog.dictionary.shall.not.include.embeddedfiles.names.entry"));
}
}
if (CheckStructure(conformanceLevel))
{
PdfDictionary markInfo = GetDirectDictionary(dictionary.Get(PdfName.MARKINFO));
if (markInfo == null || markInfo.GetAsBoolean(PdfName.MARKED) == null || markInfo.GetAsBoolean(PdfName.MARKED).BooleanValue == false)
{
throw new PdfAConformanceException(obj1, MessageLocalization.GetComposedMessage("document.catalog.dictionary.shall.include.a.markinfo.dictionary.whose.entry.marked.shall.have.a.value.of.true"));
}
if (!dictionary.Contains(PdfName.LANG))
{
throw new PdfAConformanceException(obj1, MessageLocalization.GetComposedMessage("document.catalog.dictionary.should.contain.lang.entry"));
}
}
PdfArray outputIntents = GetDirectArray(dictionary.Get(PdfName.OUTPUTINTENTS));
bool pdfa1OutputIntentFound = false;
if (outputIntents != null && outputIntents.Size > 0)
{
for (int i = 0; i < outputIntents.Size; i++)
{
PdfDictionary outputIntentDictionary = GetDirectDictionary(outputIntents[i]);
PdfName gts = outputIntentDictionary.GetAsName(PdfName.S);
if (PdfName.GTS_PDFA1.Equals(gts))
{
if (pdfa1OutputIntentFound)
{
throw new PdfAConformanceException(obj1, MessageLocalization.GetComposedMessage("a.pdfa.file.may.have.only.one.pdfa.outputintent"));
}
pdfa1OutputIntentFound = true;
}
if (outputIntentDictionary != null)
{
PdfObject destOutputIntent = outputIntentDictionary.Get(PdfName.DESTOUTPUTPROFILE);
if (destOutputIntent == null && PdfName.GTS_PDFA1.Equals(gts))
{
throw new PdfAConformanceException(obj1, MessageLocalization.GetComposedMessage("outputintent.shall.have.gtspdfa1.and.destoutputintent"));
}
}
}
}
if ((rgbUsed || cmykUsed || grayUsed) && !pdfa1OutputIntentFound)
{
throw new PdfAConformanceException(obj1, MessageLocalization.GetComposedMessage("if.device.rgb.cmyk.gray.used.in.file.that.file.shall.contain.pdfa.outputintent"));
}
}
else if (PdfName.PAGE.Equals(type))
{
if (dictionary.Contains(PdfName.AA))
{
throw new PdfAConformanceException(obj1, MessageLocalization.GetComposedMessage("page.dictionary.shall.not.include.aa.entry"));
}
}
else if (PdfName.OUTPUTINTENT.Equals(type))
{
PdfObject iccProfileStream = dictionary.Get(PdfName.DESTOUTPUTPROFILE);
String inputColorSpace = "";
if (iccProfileStream != null)
{
ICC_Profile icc_profile = writer.ColorProfile;
inputColorSpace = Encoding.GetEncoding("US-ASCII").GetString(icc_profile.Data, 16, 4);
}
PdfName gts = dictionary.GetAsName(PdfName.S);
if (!PdfName.GTS_PDFA1.Equals(gts))
{
throw new PdfAConformanceException(obj1, MessageLocalization.GetComposedMessage("outputintent.shall.have.gtspdfa1.and.destoutputintent"));
}
if ("RGB ".Equals(inputColorSpace))
{
if (cmykUsed)
{
throw new PdfAConformanceException(obj1, MessageLocalization.GetComposedMessage("devicecmyk.may.be.used.only.if.the.file.has.a.cmyk.pdfa.outputIntent"));
}
}
else if ("CMYK".Equals(inputColorSpace))
{
if (rgbUsed)
{
throw new PdfAConformanceException(obj1, MessageLocalization.GetComposedMessage("devicergb.may.be.used.only.if.the.file.has.a.rgb.pdfa.outputIntent"));
}
}
else
{
if (cmykUsed)
{
throw new PdfAConformanceException(obj1, MessageLocalization.GetComposedMessage("devicecmyk.may.be.used.only.if.the.file.has.a.cmyk.pdfa.outputIntent"));
}
if (rgbUsed)
{
throw new PdfAConformanceException(obj1, MessageLocalization.GetComposedMessage("devicergb.may.be.used.only.if.the.file.has.a.rgb.pdfa.outputIntent"));
}
}
}
}
}
internal static void FillFontDescriptor(iText.Kernel.Font.DocTrueTypeFont font, PdfDictionary fontDesc)
{
if (fontDesc == null)
{
return;
}
PdfNumber v = fontDesc.GetAsNumber(PdfName.Ascent);
if (v != null)
{
font.SetTypoAscender(v.IntValue());
}
v = fontDesc.GetAsNumber(PdfName.Descent);
if (v != null)
{
font.SetTypoDescender(v.IntValue());
}
v = fontDesc.GetAsNumber(PdfName.CapHeight);
if (v != null)
{
font.SetCapHeight(v.IntValue());
}
v = fontDesc.GetAsNumber(PdfName.XHeight);
if (v != null)
{
font.SetXHeight(v.IntValue());
}
v = fontDesc.GetAsNumber(PdfName.ItalicAngle);
if (v != null)
{
font.SetItalicAngle(v.IntValue());
}
v = fontDesc.GetAsNumber(PdfName.StemV);
if (v != null)
{
font.SetStemV(v.IntValue());
}
v = fontDesc.GetAsNumber(PdfName.StemH);
if (v != null)
{
font.SetStemH(v.IntValue());
}
v = fontDesc.GetAsNumber(PdfName.FontWeight);
if (v != null)
{
font.SetFontWeight(v.IntValue());
}
v = fontDesc.GetAsNumber(PdfName.MissingWidth);
if (v != null)
{
font.missingWidth = v.IntValue();
}
PdfName fontStretch = fontDesc.GetAsName(PdfName.FontStretch);
if (fontStretch != null)
{
font.SetFontWidth(fontStretch.GetValue());
}
PdfArray bboxValue = fontDesc.GetAsArray(PdfName.FontBBox);
if (bboxValue != null)
{
int[] bbox = new int[4];
bbox[0] = bboxValue.GetAsNumber(0).IntValue();
//llx
bbox[1] = bboxValue.GetAsNumber(1).IntValue();
//lly
bbox[2] = bboxValue.GetAsNumber(2).IntValue();
//urx
bbox[3] = bboxValue.GetAsNumber(3).IntValue();
//ury
if (bbox[0] > bbox[2])
{
int t = bbox[0];
bbox[0] = bbox[2];
bbox[2] = t;
}
if (bbox[1] > bbox[3])
{
int t = bbox[1];
bbox[1] = bbox[3];
bbox[3] = t;
}
font.SetBbox(bbox);
// If ascender or descender in font descriptor are zero, we still want to get more or less correct valuee for
// text extraction, stamping etc. Thus we rely on font bbox in this case
if (font.GetFontMetrics().GetTypoAscender() == 0 && font.GetFontMetrics().GetTypoDescender() == 0)
{
float maxAscent = Math.Max(bbox[3], font.GetFontMetrics().GetTypoAscender());
float minDescent = Math.Min(bbox[1], font.GetFontMetrics().GetTypoDescender());
font.SetTypoAscender((int)(maxAscent * 1000 / (maxAscent - minDescent)));
font.SetTypoDescender((int)(minDescent * 1000 / (maxAscent - minDescent)));
}
}
PdfString fontFamily = fontDesc.GetAsString(PdfName.FontFamily);
if (fontFamily != null)
{
font.SetFontFamily(fontFamily.GetValue());
}
PdfNumber flagsValue = fontDesc.GetAsNumber(PdfName.Flags);
if (flagsValue != null)
{
int flags = flagsValue.IntValue();
if ((flags & 1) != 0)
{
font.SetFixedPitch(true);
}
if ((flags & 262144) != 0)
{
font.SetBold(true);
}
}
PdfName[] fontFileNames = new PdfName[] { PdfName.FontFile, PdfName.FontFile2, PdfName.FontFile3 };
foreach (PdfName fontFile in fontFileNames)
{
if (fontDesc.ContainsKey(fontFile))
{
font.fontFileName = fontFile;
font.fontFile = fontDesc.GetAsStream(fontFile);
break;
}
}
}
internal static Type1Font CreateFontProgram(PdfDictionary fontDictionary, FontEncoding fontEncoding, CMapToUnicode
toUnicode)
{
PdfName baseFontName = fontDictionary.GetAsName(PdfName.BaseFont);
String baseFont;
if (baseFontName != null)
{
baseFont = baseFontName.GetValue();
}
else
{
baseFont = FontUtil.CreateRandomFontName();
}
if (!fontDictionary.ContainsKey(PdfName.FontDescriptor))
{
Type1Font type1StdFont;
try {
//if there are no font modifiers, cached font could be used,
//otherwise a new instance should be created.
type1StdFont = (Type1Font)FontProgramFactory.CreateFont(baseFont, true);
}
catch (Exception) {
type1StdFont = null;
}
if (type1StdFont != null)
{
return(type1StdFont);
}
}
iText.Kernel.Font.DocType1Font fontProgram = new iText.Kernel.Font.DocType1Font(baseFont);
PdfDictionary fontDesc = fontDictionary.GetAsDictionary(PdfName.FontDescriptor);
fontProgram.subtype = fontDesc.GetAsName(PdfName.Subtype);
FillFontDescriptor(fontProgram, fontDesc);
PdfNumber firstCharNumber = fontDictionary.GetAsNumber(PdfName.FirstChar);
int firstChar = firstCharNumber != null?Math.Max(firstCharNumber.IntValue(), 0) : 0;
int[] widths = FontUtil.ConvertSimpleWidthsArray(fontDictionary.GetAsArray(PdfName.Widths), firstChar, fontProgram
.GetMissingWidth());
fontProgram.avgWidth = 0;
int glyphsWithWidths = 0;
for (int i = 0; i < 256; i++)
{
Glyph glyph = new Glyph(i, widths[i], fontEncoding.GetUnicode(i));
fontProgram.codeToGlyph.Put(i, glyph);
if (glyph.HasValidUnicode())
{
//FontEncoding.codeToUnicode table has higher priority
if (fontEncoding.ConvertToByte(glyph.GetUnicode()) == i)
{
fontProgram.unicodeToGlyph.Put(glyph.GetUnicode(), glyph);
}
}
else
{
if (toUnicode != null)
{
glyph.SetChars(toUnicode.Lookup(i));
}
}
if (widths[i] > 0)
{
glyphsWithWidths++;
fontProgram.avgWidth += widths[i];
}
}
if (glyphsWithWidths != 0)
{
fontProgram.avgWidth /= glyphsWithWidths;
}
return(fontProgram);
}
internal PdfType0Font(PdfDictionary fontDictionary)
: base(fontDictionary)
{
CheckFontDictionary(fontDictionary, PdfName.Type0);
newFont = false;
PdfDictionary cidFont = fontDictionary.GetAsArray(PdfName.DescendantFonts).GetAsDictionary(0);
String cmap = fontDictionary.GetAsName(PdfName.Encoding).GetValue();
if (PdfEncodings.IDENTITY_H.Equals(cmap) || PdfEncodings.IDENTITY_V.Equals(cmap))
{
PdfObject toUnicode = fontDictionary.Get(PdfName.ToUnicode);
CMapToUnicode toUnicodeCMap = FontUtil.ProcessToUnicode(toUnicode);
if (toUnicodeCMap == null)
{
String uniMap = GetUniMapFromOrdering(GetOrdering(cidFont));
toUnicodeCMap = FontUtil.GetToUnicodeFromUniMap(uniMap);
if (toUnicodeCMap == null)
{
toUnicodeCMap = FontUtil.GetToUnicodeFromUniMap(PdfEncodings.IDENTITY_H);
ILogger logger = LoggerFactory.GetLogger(typeof(iText.Kernel.Font.PdfType0Font));
logger.Error(String.Format(LogMessageConstant.UNKNOWN_CMAP, uniMap));
}
}
fontProgram = DocTrueTypeFont.CreateFontProgram(cidFont, toUnicodeCMap);
cmapEncoding = new CMapEncoding(cmap);
System.Diagnostics.Debug.Assert(fontProgram is IDocFontProgram);
embedded = ((IDocFontProgram)fontProgram).GetFontFile() != null;
cidFontType = CID_FONT_TYPE_2;
}
else
{
String cidFontName = cidFont.GetAsName(PdfName.BaseFont).GetValue();
String uniMap = GetUniMapFromOrdering(GetOrdering(cidFont));
if (uniMap != null && uniMap.StartsWith("Uni") && CidFontProperties.IsCidFont(cidFontName, uniMap))
{
try {
fontProgram = FontProgramFactory.CreateFont(cidFontName);
cmapEncoding = new CMapEncoding(cmap, uniMap);
embedded = false;
}
catch (System.IO.IOException) {
fontProgram = null;
cmapEncoding = null;
}
}
else
{
CMapToUnicode toUnicodeCMap = FontUtil.GetToUnicodeFromUniMap(uniMap);
if (toUnicodeCMap != null)
{
fontProgram = DocTrueTypeFont.CreateFontProgram(cidFont, toUnicodeCMap);
cmapEncoding = new CMapEncoding(cmap, uniMap);
}
}
if (fontProgram == null)
{
throw new PdfException(String.Format("Cannot recognise document font {0} with {1} encoding", cidFontName,
cmap));
}
cidFontType = CID_FONT_TYPE_0;
}
longTag = new LinkedDictionary <int, int[]>();
subset = false;
}
public static Dictionary <string, object> GetAnnotationsFromPDF(string filepath, int page = 1)
{
if (!System.IO.File.Exists(filepath))
{
throw new Exception(Properties.Resources.FileNotFoundError);
}
List <Content.Annotation> elements = new List <Content.Annotation>();
Rectangle pagesize = null;
// Open a new memory stream
using (var ms = new System.IO.MemoryStream())
{
// Create a new pdf reader and get the first page
PdfReader myPdfReader = new PdfReader(filepath);
if (page < 1 || page > myPdfReader.NumberOfPages)
{
throw new Exception(Properties.Resources.WrongPageNumber);
}
PdfDictionary pageDict = myPdfReader.GetPageN(page);
PdfArray annotArray = pageDict.GetAsArray(PdfName.ANNOTS);
pagesize = myPdfReader.GetPageSizeWithRotation(page).ToDSRectangle();
if (annotArray == null)
{
throw new Exception(Properties.Resources.NoAnnotations);
}
// Walk through the annotation element array
for (int i = 0; i < annotArray.Size; i++)
{
// Get the elements type and subject to filter by
PdfDictionary annotationElement = annotArray.GetAsDict(i);
PdfName subtype = annotationElement.GetAsName(PdfName.SUBTYPE);
if (subtype != null)
{
if (subtype == PdfName.LINE)
{
elements.Add(annotationElement.ToLine());
}
else if (subtype == PdfName.POLYGON)
{
elements.Add(annotationElement.ToPolyCurve(true));
}
else if (subtype == PdfName.POLYLINE)
{
elements.Add(annotationElement.ToPolyCurve(false));
}
else if (subtype == PdfName.INK)
{
elements.Add(annotationElement.InkToPolyCurve());
}
else if (subtype == PdfName.SQUARE)
{
elements.Add(annotationElement.ToRectangle());
}
else if (subtype == PdfName.FREETEXT)
{
elements.Add(annotationElement.ToRectangle());
}
else if (subtype == PdfName.CIRCLE)
{
elements.Add(annotationElement.ToCircle());
}
}
}
string content = PdfTextExtractor.GetTextFromPage(myPdfReader, page, new SimpleTextExtractionStrategy());
}
return(new Dictionary <string, object>()
{
{ "Annotations", elements },
{ "Rectangle", pagesize }
});
}
/**
* @param colorSpaceName the name of the color space. If null, a bi-tonal (black and white) color space is assumed.
* @return the components per pixel for the specified color space
*/
private static int GetComponentsPerPixel(PdfName colorSpaceName, PdfDictionary colorSpaceDic){
if (colorSpaceName == null)
return 1;
if (colorSpaceName.Equals(PdfName.DEVICEGRAY))
return 1;
if (colorSpaceName.Equals(PdfName.DEVICERGB))
return 3;
if (colorSpaceName.Equals(PdfName.DEVICECMYK))
return 4;
if (colorSpaceDic != null){
PdfArray colorSpace = colorSpaceDic.GetAsArray(colorSpaceName);
if (colorSpace != null){
if (PdfName.INDEXED.Equals(colorSpace.GetAsName(0))){
return 1;
}
}
else {
PdfName tempName = colorSpaceDic.GetAsName(colorSpaceName);
if(tempName != null) {
return GetComponentsPerPixel(tempName, colorSpaceDic);
}
}
}
throw new ArgumentException("Unexpected color space " + colorSpaceName);
}
protected internal override void CheckAnnotation(PdfDictionary annotDic)
{
PdfName subtype = annotDic.GetAsName(PdfName.Subtype);
if (subtype == null)
{
throw new PdfAConformanceException(PdfAConformanceException.ANNOTATION_TYPE_0_IS_NOT_PERMITTED).SetMessageParams
("null");
}
if (forbiddenAnnotations.Contains(subtype))
{
throw new PdfAConformanceException(PdfAConformanceException.ANNOTATION_TYPE_0_IS_NOT_PERMITTED).SetMessageParams
(subtype.GetValue());
}
PdfNumber ca = annotDic.GetAsNumber(PdfName.CA);
if (ca != null && ca.FloatValue() != 1.0)
{
throw new PdfAConformanceException(PdfAConformanceException.AN_ANNOTATION_DICTIONARY_SHALL_NOT_CONTAIN_THE_CA_KEY_WITH_A_VALUE_OTHER_THAN_1
);
}
if (!annotDic.ContainsKey(PdfName.F))
{
throw new PdfAConformanceException(PdfAConformanceException.AN_ANNOTATION_DICTIONARY_SHALL_CONTAIN_THE_F_KEY
);
}
int flags = (int)annotDic.GetAsInt(PdfName.F);
if (!CheckFlag(flags, PdfAnnotation.PRINT) || CheckFlag(flags, PdfAnnotation.HIDDEN) || CheckFlag(flags, PdfAnnotation
.INVISIBLE) || CheckFlag(flags, PdfAnnotation.NO_VIEW))
{
throw new PdfAConformanceException(PdfAConformanceException.THE_F_KEYS_PRINT_FLAG_BIT_SHALL_BE_SET_TO_1_AND_ITS_HIDDEN_INVISIBLE_AND_NOVIEW_FLAG_BITS_SHALL_BE_SET_TO_0
);
}
if (subtype.Equals(PdfName.Text) && (!CheckFlag(flags, PdfAnnotation.NO_ZOOM) || !CheckFlag(flags, PdfAnnotation
.NO_ROTATE)))
{
throw new PdfAConformanceException(PdfAConformanceLogMessageConstant.TEXT_ANNOTATIONS_SHOULD_SET_THE_NOZOOM_AND_NOROTATE_FLAG_BITS_OF_THE_F_KEY_TO_1
);
}
if (annotDic.ContainsKey(PdfName.C) || annotDic.ContainsKey(PdfName.IC))
{
if (!ICC_COLOR_SPACE_RGB.Equals(pdfAOutputIntentColorSpace))
{
throw new PdfAConformanceException(PdfAConformanceException.DESTOUTPUTPROFILE_IN_THE_PDFA1_OUTPUTINTENT_DICTIONARY_SHALL_BE_RGB
);
}
}
PdfDictionary ap = annotDic.GetAsDictionary(PdfName.AP);
if (ap != null)
{
if (ap.ContainsKey(PdfName.D) || ap.ContainsKey(PdfName.R))
{
throw new PdfAConformanceException(PdfAConformanceException.APPEARANCE_DICTIONARY_SHALL_CONTAIN_ONLY_THE_N_KEY_WITH_STREAM_VALUE
);
}
if (PdfName.Widget.Equals(annotDic.GetAsName(PdfName.Subtype)) && PdfName.Btn.Equals(annotDic.GetAsName(PdfName
.FT)))
{
if (ap.GetAsDictionary(PdfName.N) == null)
{
throw new PdfAConformanceException(PdfAConformanceException.N_KEY_SHALL_BE_APPEARANCE_SUBDICTIONARY);
}
}
else
{
if (ap.GetAsStream(PdfName.N) == null)
{
throw new PdfAConformanceException(PdfAConformanceException.APPEARANCE_DICTIONARY_SHALL_CONTAIN_ONLY_THE_N_KEY_WITH_STREAM_VALUE
);
}
}
CheckResourcesOfAppearanceStreams(ap);
}
if (PdfName.Widget.Equals(subtype) && (annotDic.ContainsKey(PdfName.AA) || annotDic.ContainsKey(PdfName.A)
))
{
throw new PdfAConformanceException(PdfAConformanceException.WIDGET_ANNOTATION_DICTIONARY_OR_FIELD_DICTIONARY_SHALL_NOT_INCLUDE_A_OR_AA_ENTRY
);
}
if (annotDic.ContainsKey(PdfName.AA))
{
throw new PdfAConformanceException(PdfAConformanceException.AN_ANNOTATION_DICTIONARY_SHALL_NOT_CONTAIN_AA_KEY
);
}
if (CheckStructure(conformanceLevel))
{
if (contentAnnotations.Contains(subtype) && !annotDic.ContainsKey(PdfName.Contents))
{
throw new PdfAConformanceException(PdfAConformanceException.ANNOTATION_OF_TYPE_0_SHOULD_HAVE_CONTENTS_KEY)
.SetMessageParams(subtype.GetValue());
}
}
}
/**
* Computes the number of unfiltered bytes that each row of the image will contain.
* If the number of bytes results in a partial terminating byte, this number is rounded up
* per the PDF specification
* @param imageDictionary the dictionary of the inline image
* @return the number of bytes per row of the image
*/
private static int ComputeBytesPerRow(PdfDictionary imageDictionary, PdfDictionary colorSpaceDic){
PdfNumber wObj = imageDictionary.GetAsNumber(PdfName.WIDTH);
PdfNumber bpcObj = imageDictionary.GetAsNumber(PdfName.BITSPERCOMPONENT);
int cpp = GetComponentsPerPixel(imageDictionary.GetAsName(PdfName.COLORSPACE), colorSpaceDic);
int w = wObj.IntValue;
int bpc = bpcObj != null ? bpcObj.IntValue : 1;
int bytesPerRow = (w * bpc * cpp + 7) / 8;
return bytesPerRow;
}
public static ComponentCollection ParseDocument(string filename, double conversion)
{
ComponentCollection collection = new ComponentCollection();
collection.scale = conversion;
collection.delete = false;
using (var ms = new System.IO.MemoryStream())
{
PdfReader myPdfReader = new PdfReader(filename);
PdfDictionary pageDict = myPdfReader.GetPageN(1);
PdfArray annotArray = pageDict.GetAsArray(PdfName.ANNOTS);
for (int i = 0; i < annotArray.Size; i++)
{
PdfDictionary curAnnot = annotArray.GetAsDict(i);
PdfName subject = curAnnot.GetAsName(PdfName.SUBTYPE);
if (subject != null)
{
if (subject == PdfName.CIRCLE)
{
PdfArray arr = curAnnot.GetAsArray(PdfName.RECT);
Point a = new Point(arr[0].ToDouble(), arr[1].ToDouble(), 0);
Point b = new Point(arr[0].ToDouble(), arr[1].ToDouble(), 5);
Column column = new Column("", "", null, a, b, "", false);
collection.Items.Add(column);
}
else if (subject == PdfName.LINE)
{
PdfArray arr2 = curAnnot.GetAsArray(PdfName.L);
Line line = new Line()
{
from = new Point(arr2[0].ToDouble(), arr2[1].ToDouble(), 0),
to = new Point(arr2[2].ToDouble(), arr2[3].ToDouble(), 0)
};
Wall wall = new Wall("", "", null, line, "", 5, false, false);
collection.Items.Add(wall);
}
else if (subject == PdfName.POLYGON)
{
PdfArray arr3 = curAnnot.GetAsArray(PdfName.VERTICES);
Profile p = new Profile();
Loop l = new Loop()
{
outline = new List <Component>()
};
for (int j = 0; j < arr3.Size - 2; j = j + 2)
{
Point a = new Point(arr3[j].ToDouble(), arr3[j + 1].ToDouble(), 0);
Point b = new Point(arr3[j + 2].ToDouble(), arr3[j + 3].ToDouble(), 0);
l.outline.Add(new Line()
{
from = a, to = b
});
}
p.profile = new List <Loop>()
{
l
};
Slab s = new Slab()
{
surface = p
};
collection.Items.Add(s);
}
}
}
}
return(collection);
}
/**
* If the child of a structured element is a dictionary, we inspect the
* child; we may also draw a tag.
*
* @param k
* the child dictionary to inspect
*/
virtual public void InspectChildDictionary(PdfDictionary k, bool inspectAttributes) {
if (k == null)
return;
PdfName s = k.GetAsName(PdfName.S);
if (s != null) {
String tagN = PdfName.DecodeName(s.ToString());
String tag = FixTagName(tagN);
outp.Write("<");
outp.Write(tag);
if (inspectAttributes) {
PdfDictionary a = k.GetAsDict(PdfName.A);
if (a != null) {
Dictionary<PdfName, PdfObject>.KeyCollection keys = a.Keys;
foreach (PdfName key in keys) {
outp.Write(' ');
PdfObject value = a.Get(key);
value = PdfReader.GetPdfObject(value);
outp.Write(XmlName(key));
outp.Write("=\"");
outp.Write(value.ToString());
outp.Write("\"");
}
}
}
outp.Write(">");
PdfDictionary dict = k.GetAsDict(PdfName.PG);
if (dict != null)
ParseTag(tagN, k.GetDirectObject(PdfName.K), dict);
InspectChild(k.GetDirectObject(PdfName.K));
outp.Write("</");
outp.Write(tag);
outp.WriteLine(">");
} else
InspectChild(k.GetDirectObject(PdfName.K));
}
public void OneFile_LinksToTheNextFile_UpdatesLink(string exeFileName)
{
HtmlToPdfRunner runner = new HtmlToPdfRunner(exeFileName);
string htmlFile2Contents = @"
<html>
<head>
</head>
<body>
Page 2
</body>
</html>";
using (TempHtmlFile htmlFile2 = new TempHtmlFile(htmlFile2Contents))
{
string htmlFile1Contents = $@"
<html>
<head>
</head>
<body>
Page 1
<br/>
<a href=""{htmlFile2.FilePath}"">Page 2</a>
</body>
</html>";
using (TempHtmlFile htmlFile1 = new TempHtmlFile(htmlFile1Contents))
{
using (TempPdfFile pdfFile = new TempPdfFile(this.TestContext))
{
string commandLine = $"\"{htmlFile1.FilePath}\" \"{htmlFile2.FilePath}\" \"{pdfFile.FilePath}\"";
HtmlToPdfRunResult result = runner.Run(commandLine);
Assert.AreEqual(0, result.ExitCode, result.Output);
using (PdfReader pdfReader = new PdfReader(pdfFile.FilePath))
{
using (PdfDocument pdfDocument = new PdfDocument(pdfReader))
{
Assert.AreEqual(2, pdfDocument.GetNumberOfPages());
// get the first page
PdfPage pdfPage = pdfDocument.GetPage(1);
// get link annotations
List <PdfLinkAnnotation> linkAnnotations = pdfPage.GetAnnotations().OfType <PdfLinkAnnotation>().ToList();
Assert.AreEqual(1, linkAnnotations.Count);
// get the first link annotation
PdfLinkAnnotation linkAnnotation = linkAnnotations.ElementAt(0);
Assert.IsNotNull(linkAnnotation);
// get action
PdfDictionary action = linkAnnotation.GetAction();
Assert.IsNotNull(action);
// get GoTo sub-type
PdfName s = action.GetAsName(PdfName.S);
if (exeFileName == HtmlToPdfRunner.HtmlToPdfExe)
{
Assert.AreEqual(PdfName.GoTo, s);
// get destination
PdfArray destination = action.GetAsArray(PdfName.D);
PdfIndirectReference destinationPageReference = destination.GetAsDictionary(0).GetIndirectReference();
PdfName zoom = destination.GetAsName(1);
PdfNumber pageOffset = destination.GetAsNumber(2);
// get expected values
PdfPage pdfPage2 = pdfDocument.GetPage(2);
PdfDictionary page2Dictionary = pdfPage2.GetPdfObject();
PdfIndirectReference expectedPageReference = page2Dictionary.GetIndirectReference();
PdfName expectedZoom = PdfName.FitH;
float expectedPageOffset = pdfPage2.GetPageSize().GetTop();
// assert
Assert.AreEqual(expectedPageReference, destinationPageReference);
Assert.AreEqual(expectedZoom, zoom);
Assert.AreEqual(expectedPageOffset, pageOffset.FloatValue());
}
else if (exeFileName == HtmlToPdfRunner.WkhtmltopdfExe)
{
Assert.AreEqual(PdfName.URI, s);
PdfString uri = action.GetAsString(PdfName.URI);
Assert.AreEqual(htmlFile2.FilePath, HttpUtility.UrlDecode(uri.ToString()));
}
}
}
}
}
}
}
