/**
* Use this method to get an instance of the <CODE>PdfWriter</CODE>.
* @param document The <CODE>Document</CODE> that has to be written
* @param os The <CODE>Stream</CODE> the writer has to write to.
* @param conformanceLevel PDF/A conformance level of a new PDF document
* @return a new <CODE>PdfWriter</CODE>
* @throws DocumentException on error
*/
public static PdfAWriter GetInstance(Document document, Stream os, PdfAConformanceLevel conformanceLevel) {
PdfDocument pdf = new PdfDocument();
document.AddDocListener(pdf);
PdfAWriter writer = new PdfAWriter(pdf, os, conformanceLevel);
pdf.AddWriter(writer);
return writer;
}
private static PdfVersion GetPdfVersionForPdfA(PdfAConformanceLevel conformanceLevel)
{
PdfVersion version;
switch (conformanceLevel.GetPart())
{
case "1": {
version = PdfVersion.PDF_1_4;
break;
}
case "2": {
version = PdfVersion.PDF_1_7;
break;
}
case "3": {
version = PdfVersion.PDF_1_7;
break;
}
default: {
version = PdfVersion.PDF_1_4;
break;
}
}
return(version);
}
/**
* Adds information about the PDF/A conformance level to the XMP metadata.
*
* @param conformanceLevel
* @throws IOException
*/
private void AddRdfDescription(PdfAConformanceLevel conformanceLevel)
{
switch (conformanceLevel)
{
case PdfAConformanceLevel.PDF_A_1A:
xmpMeta.SetProperty(XmpConst.NS_PDFA_ID, PdfAProperties.PART, "1");
xmpMeta.SetProperty(XmpConst.NS_PDFA_ID, PdfAProperties.CONFORMANCE, "A");
break;
case PdfAConformanceLevel.PDF_A_1B:
xmpMeta.SetProperty(XmpConst.NS_PDFA_ID, PdfAProperties.PART, "1");
xmpMeta.SetProperty(XmpConst.NS_PDFA_ID, PdfAProperties.CONFORMANCE, "B");
break;
case PdfAConformanceLevel.PDF_A_2A:
xmpMeta.SetProperty(XmpConst.NS_PDFA_ID, PdfAProperties.PART, "2");
xmpMeta.SetProperty(XmpConst.NS_PDFA_ID, PdfAProperties.CONFORMANCE, "A");
break;
case PdfAConformanceLevel.PDF_A_2B:
xmpMeta.SetProperty(XmpConst.NS_PDFA_ID, PdfAProperties.PART, "2");
xmpMeta.SetProperty(XmpConst.NS_PDFA_ID, PdfAProperties.CONFORMANCE, "B");
break;
case PdfAConformanceLevel.PDF_A_2U:
xmpMeta.SetProperty(XmpConst.NS_PDFA_ID, PdfAProperties.PART, "2");
xmpMeta.SetProperty(XmpConst.NS_PDFA_ID, PdfAProperties.CONFORMANCE, "U");
break;
case PdfAConformanceLevel.PDF_A_3A:
xmpMeta.SetProperty(XmpConst.NS_PDFA_ID, PdfAProperties.PART, "3");
xmpMeta.SetProperty(XmpConst.NS_PDFA_ID, PdfAProperties.CONFORMANCE, "A");
break;
case PdfAConformanceLevel.PDF_A_3B:
xmpMeta.SetProperty(XmpConst.NS_PDFA_ID, PdfAProperties.PART, "3");
xmpMeta.SetProperty(XmpConst.NS_PDFA_ID, PdfAProperties.CONFORMANCE, "B");
break;
case PdfAConformanceLevel.PDF_A_3U:
xmpMeta.SetProperty(XmpConst.NS_PDFA_ID, PdfAProperties.PART, "3");
xmpMeta.SetProperty(XmpConst.NS_PDFA_ID, PdfAProperties.CONFORMANCE, "U");
break;
case PdfAConformanceLevel.ZUGFeRD:
xmpMeta.SetProperty(XmpConst.NS_PDFA_ID, PdfAProperties.PART, "3");
xmpMeta.SetProperty(XmpConst.NS_PDFA_ID, PdfAProperties.CONFORMANCE, "B");
IXmpMeta taggedExtensionMeta = XmpMetaFactory.ParseFromString(zugferdExtension);
XmpUtils.AppendProperties(taggedExtensionMeta, xmpMeta, true, false);
break;
default:
break;
}
if (writer.IsTagged())
{
IXmpMeta taggedExtensionMeta = XmpMetaFactory.ParseFromString(pdfUaExtension);
XmpUtils.AppendProperties(taggedExtensionMeta, xmpMeta, true, false);
}
}
public ZugferdProperties(iText.Zugferd.ZugferdProperties other)
{
this.metaInfo = other.metaInfo;
this.zugferdConformanceLevel = other.zugferdConformanceLevel;
this.pdfaConformanceLevel = other.pdfaConformanceLevel;
this.pdfOutputIntent = other.pdfOutputIntent;
}
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();
}
}
}
/**
* @see PdfAConformance#setConformanceLevel(com.itextpdf.text.pdf.PdfAConformanceLevel)
*/
public void SetConformanceLevel(PdfAConformanceLevel conformanceLevel)
{
this.conformanceLevel = conformanceLevel;
switch (this.conformanceLevel)
{
case PdfAConformanceLevel.PDF_A_1A:
case PdfAConformanceLevel.PDF_A_1B:
pdfAChecker = new PdfA1Checker(conformanceLevel);
break;
case PdfAConformanceLevel.PDF_A_2A:
case PdfAConformanceLevel.PDF_A_2B:
case PdfAConformanceLevel.PDF_A_2U:
pdfAChecker = new PdfA2Checker(conformanceLevel);
break;
case PdfAConformanceLevel.PDF_A_3A:
case PdfAConformanceLevel.PDF_A_3B:
case PdfAConformanceLevel.PDF_A_3U:
pdfAChecker = new PdfA3Checker(conformanceLevel);
break;
default:
pdfAChecker = new PdfA1Checker(conformanceLevel);
break;
}
}
public PdfADocument(PdfReader reader, PdfWriter writer, StampingProperties properties)
: base(reader, writer, properties)
{
byte[] existingXmpMetadata = GetXmpMetadata();
if (existingXmpMetadata == null)
{
throw new PdfAConformanceException(PdfAConformanceException.DocumentToReadFromShallBeAPdfAConformantFileWithValidXmpMetadata
);
}
XMPMeta meta;
try {
meta = XMPMetaFactory.ParseFromBuffer(existingXmpMetadata);
}
catch (XMPException) {
throw new PdfAConformanceException(PdfAConformanceException.DocumentToReadFromShallBeAPdfAConformantFileWithValidXmpMetadata
);
}
PdfAConformanceLevel conformanceLevel = PdfAConformanceLevel.GetConformanceLevel(meta);
if (conformanceLevel == null)
{
throw new PdfAConformanceException(PdfAConformanceException.DocumentToReadFromShallBeAPdfAConformantFileWithValidXmpMetadata
);
}
SetChecker(conformanceLevel);
}
/**
* @see PdfAConformance#setConformanceLevel(com.itextpdf.text.pdf.PdfAConformanceLevel)
*/
virtual public void SetConformanceLevel(PdfAConformanceLevel conformanceLevel)
{
this.conformanceLevel = conformanceLevel;
switch (this.conformanceLevel)
{
case PdfAConformanceLevel.PDF_A_1A:
case PdfAConformanceLevel.PDF_A_1B:
pdfAChecker = new PdfA1Checker(conformanceLevel);
break;
case PdfAConformanceLevel.PDF_A_2A:
case PdfAConformanceLevel.PDF_A_2B:
case PdfAConformanceLevel.PDF_A_2U:
pdfAChecker = new PdfA2Checker(conformanceLevel);
break;
case PdfAConformanceLevel.PDF_A_3A:
case PdfAConformanceLevel.PDF_A_3B:
case PdfAConformanceLevel.PDF_A_3U:
pdfAChecker = new PdfA3Checker(conformanceLevel);
break;
case PdfAConformanceLevel.ZUGFeRD:
case PdfAConformanceLevel.ZUGFeRDComfort:
case PdfAConformanceLevel.ZUGFeRDBasic:
case PdfAConformanceLevel.ZUGFeRDExtended:
pdfAChecker = new ZugferdChecker(conformanceLevel);
break;
default:
pdfAChecker = new PdfA1Checker(conformanceLevel);
break;
}
}
/**
*
* @param writer
* @param conformanceLevel
*/
public static void SetPdfVersion(PdfWriter writer, PdfAConformanceLevel conformanceLevel)
{
switch (conformanceLevel)
{
case PdfAConformanceLevel.PDF_A_1A:
case PdfAConformanceLevel.PDF_A_1B:
writer.PdfVersion = PdfWriter.VERSION_1_4;
break;
case PdfAConformanceLevel.PDF_A_2A:
case PdfAConformanceLevel.PDF_A_2B:
case PdfAConformanceLevel.PDF_A_2U:
writer.PdfVersion = PdfWriter.VERSION_1_7;
break;
case PdfAConformanceLevel.PDF_A_3A:
case PdfAConformanceLevel.PDF_A_3B:
case PdfAConformanceLevel.PDF_A_3U:
writer.PdfVersion = PdfWriter.VERSION_1_7;
break;
default:
writer.PdfVersion = PdfWriter.VERSION_1_4;
break;
}
}
/**
* @see PdfAConformance#setConformanceLevel(com.itextpdf.text.pdf.PdfAConformanceLevel)
*/
virtual public void SetConformanceLevel(PdfAConformanceLevel conformanceLevel) {
this.conformanceLevel = conformanceLevel;
switch(this.conformanceLevel) {
case PdfAConformanceLevel.PDF_A_1A:
case PdfAConformanceLevel.PDF_A_1B:
pdfAChecker = new PdfA1Checker(conformanceLevel);
break;
case PdfAConformanceLevel.PDF_A_2A:
case PdfAConformanceLevel.PDF_A_2B:
case PdfAConformanceLevel.PDF_A_2U:
pdfAChecker = new PdfA2Checker(conformanceLevel);
break;
case PdfAConformanceLevel.PDF_A_3A:
case PdfAConformanceLevel.PDF_A_3B:
case PdfAConformanceLevel.PDF_A_3U:
pdfAChecker = new PdfA3Checker(conformanceLevel);
break;
case PdfAConformanceLevel.ZUGFeRD:
case PdfAConformanceLevel.ZUGFeRDComfort:
case PdfAConformanceLevel.ZUGFeRDBasic:
case PdfAConformanceLevel.ZUGFeRDExtended:
pdfAChecker = new ZugferdChecker(conformanceLevel);
break;
default:
pdfAChecker = new PdfA1Checker(conformanceLevel);
break;
}
}
/// <summary>Constructs a new PdfADocument for writing purposes, i.e.</summary>
/// <remarks>
/// Constructs a new PdfADocument for writing purposes, i.e. from scratch. A
/// PDF/A file has a conformance level, and must have an explicit output
/// intent.
/// </remarks>
/// <param name="writer">
/// the
/// <see cref="iText.Kernel.Pdf.PdfWriter"/>
/// object to write to
/// </param>
/// <param name="conformanceLevel">the generation and strictness level of the PDF/A that must be followed.</param>
/// <param name="outputIntent">
/// a
/// <see cref="iText.Kernel.Pdf.PdfOutputIntent"/>
/// </param>
/// <param name="properties">
/// a
/// <see cref="iText.Kernel.Pdf.DocumentProperties"/>
/// </param>
public PdfADocument(PdfWriter writer, PdfAConformanceLevel conformanceLevel, PdfOutputIntent outputIntent,
DocumentProperties properties)
: base(writer, properties)
{
SetChecker(conformanceLevel);
AddOutputIntent(outputIntent);
}
/// <summary>Open a PDF/A document in stamping mode.</summary>
/// <param name="reader">PDF reader.</param>
/// <param name="writer">PDF writer.</param>
/// <param name="properties">properties of the stamping process</param>
public PdfADocument(PdfReader reader, PdfWriter writer, StampingProperties properties)
: base(reader, writer, properties)
{
byte[] existingXmpMetadata = GetXmpMetadata();
if (existingXmpMetadata == null)
{
throw new PdfAConformanceException(PdfAConformanceException.DOCUMENT_TO_READ_FROM_SHALL_BE_A_PDFA_CONFORMANT_FILE_WITH_VALID_XMP_METADATA
);
}
XMPMeta meta;
try {
meta = XMPMetaFactory.ParseFromBuffer(existingXmpMetadata);
}
catch (XMPException) {
throw new PdfAConformanceException(PdfAConformanceException.DOCUMENT_TO_READ_FROM_SHALL_BE_A_PDFA_CONFORMANT_FILE_WITH_VALID_XMP_METADATA
);
}
PdfAConformanceLevel conformanceLevel = PdfAConformanceLevel.GetConformanceLevel(meta);
if (conformanceLevel == null)
{
throw new PdfAConformanceException(PdfAConformanceException.DOCUMENT_TO_READ_FROM_SHALL_BE_A_PDFA_CONFORMANT_FILE_WITH_VALID_XMP_METADATA
);
}
SetChecker(conformanceLevel);
}
/**
* Creates new PdfStamperImp.
* @param reader reads the PDF
* @param os the output destination
* @param pdfVersion the new pdf version or '\0' to keep the same version as the original document
* @param append
* @param conformanceLevel PDF/A conformance level of a new PDF document
* @throws DocumentException on error
* @throws IOException
*/
internal PdfAStamperImp(PdfReader reader, Stream os, char pdfVersion, bool append, PdfAConformanceLevel conformanceLevel)
: base(reader, os, pdfVersion, append)
{
((IPdfAConformance)pdfIsoConformance).SetConformanceLevel(conformanceLevel);
PdfAWriter.SetPdfVersion(this, conformanceLevel);
ReadPdfAInfo();
}
/**
* Creates and XMP writer that adds info about the PDF/A conformance level.
* @param os
* @param info
* @param conformanceLevel
* @throws IOException
*/
public PdfAXmpWriter(Stream os, PdfDictionary info, PdfAConformanceLevel conformanceLevel)
: base(os, info) {
try {
AddRdfDescription(conformanceLevel);
}
catch (XmpException xmpExc) {
throw new IOException(xmpExc.Message);
}
}
/**
* Use this method to get an instance of the <CODE>PdfWriter</CODE>.
* @param document The <CODE>Document</CODE> that has to be written
* @param os The <CODE>Stream</CODE> the writer has to write to.
* @param conformanceLevel PDF/A conformance level of a new PDF document
* @return a new <CODE>PdfWriter</CODE>
* @throws DocumentException on error
*/
public static PdfAWriter GetInstance(Document document, Stream os, PdfAConformanceLevel conformanceLevel)
{
PdfDocument pdf = new PdfDocument();
document.AddDocListener(pdf);
PdfAWriter writer = new PdfAWriter(pdf, os, conformanceLevel);
pdf.AddWriter(writer);
return(writer);
}
/**
* Creates and XMP writer that adds info about the PDF/A conformance level.
* @param os
* @param info
* @param conformanceLevel
* @throws IOException
*/
public PdfAXmpWriter(Stream os, PdfDictionary info, PdfAConformanceLevel conformanceLevel)
: base(os, info)
{
try {
AddRdfDescription(conformanceLevel);
}
catch (XmpException xmpExc) {
throw new IOException(xmpExc.Message);
}
}
/**
* Creates and XMP writer that adds info about the PDF/A conformance level.
*
* @param os
* @param info
* @param conformanceLevel
* @throws IOException
*/
public PdfAXmpWriter(Stream os, IDictionary <String, String> info, PdfAConformanceLevel conformanceLevel, PdfWriter writer)
: base(os, info)
{
this.writer = writer;
try {
AddRdfDescription(conformanceLevel);
}
catch (XmpException xmpExc) {
throw new IOException(xmpExc.Message);
}
}
/* (non-Javadoc)
* @see com.itextpdf.pdfa.PdfADocument#setChecker(com.itextpdf.kernel.pdf.PdfAConformanceLevel)
*/
protected override void SetChecker(PdfAConformanceLevel conformanceLevel)
{
if (!conformanceLevel.Equals(PdfAConformanceLevel.PDF_A_3B))
{
ILog logger = LogManager.GetLogger(typeof(iText.Zugferd.ZugferdDocument));
logger.Warn(ZugferdLogMessageConstant.WRONG_OR_NO_CONFORMANCE_LEVEL);
checker = new ZugferdChecker(PdfAConformanceLevel.PDF_A_3B);
}
else
{
checker = new ZugferdChecker(conformanceLevel);
}
}
/**
* Adds information about the PDF/A conformance level to the XMP metadata.
* @param conformanceLevel
* @throws IOException
*/
private void AddRdfDescription(PdfAConformanceLevel conformanceLevel)
{
PdfASchema schema = new PdfASchema();
switch (conformanceLevel)
{
case PdfAConformanceLevel.PDF_A_1A:
schema.AddPart("1");
schema.AddConformance("A");
break;
case PdfAConformanceLevel.PDF_A_1B:
schema.AddPart("1");
schema.AddConformance("B");
break;
case PdfAConformanceLevel.PDF_A_2A:
schema.AddPart("2");
schema.AddConformance("A");
break;
case PdfAConformanceLevel.PDF_A_2B:
schema.AddPart("2");
schema.AddConformance("B");
break;
case PdfAConformanceLevel.PDF_A_2U:
schema.AddPart("2");
schema.AddConformance("U");
break;
case PdfAConformanceLevel.PDF_A_3A:
schema.AddPart("3");
schema.AddConformance("A");
break;
case PdfAConformanceLevel.PDF_A_3B:
schema.AddPart("3");
schema.AddConformance("B");
break;
case PdfAConformanceLevel.PDF_A_3U:
schema.AddPart("3");
schema.AddConformance("U");
break;
default:
break;
}
base.AddRdfDescription(schema);
}
private static PdfAConformanceLevel GetPdfAConformanceLevel(ZugferdProperties properties)
{
PdfAConformanceLevel local = properties.pdfaConformanceLevel;
if (local != null)
{
return(local);
}
else
{
LogManager.GetLogger(typeof(ZugferdDocument)).Warn(ZugferdLogMessageConstant.WRONG_OR_NO_CONFORMANCE_LEVEL);
return(PdfAConformanceLevel.PDF_A_3B);
}
}
/**
* Adds information about the PDF/A conformance level to the XMP metadata.
* @param conformanceLevel
* @throws IOException
*/
private void AddRdfDescription(PdfAConformanceLevel conformanceLevel)
{
switch (conformanceLevel)
{
case PdfAConformanceLevel.PDF_A_1A:
xmpMeta.SetProperty(XmpConst.NS_PDFA_ID, PdfAProperties.PART, "1");
xmpMeta.SetProperty(XmpConst.NS_PDFA_ID, PdfAProperties.CONFORMANCE, "A");
break;
case PdfAConformanceLevel.PDF_A_1B:
xmpMeta.SetProperty(XmpConst.NS_PDFA_ID, PdfAProperties.PART, "1");
xmpMeta.SetProperty(XmpConst.NS_PDFA_ID, PdfAProperties.CONFORMANCE, "B");
break;
case PdfAConformanceLevel.PDF_A_2A:
xmpMeta.SetProperty(XmpConst.NS_PDFA_ID, PdfAProperties.PART, "2");
xmpMeta.SetProperty(XmpConst.NS_PDFA_ID, PdfAProperties.CONFORMANCE, "A");
break;
case PdfAConformanceLevel.PDF_A_2B:
xmpMeta.SetProperty(XmpConst.NS_PDFA_ID, PdfAProperties.PART, "2");
xmpMeta.SetProperty(XmpConst.NS_PDFA_ID, PdfAProperties.CONFORMANCE, "B");
break;
case PdfAConformanceLevel.PDF_A_2U:
xmpMeta.SetProperty(XmpConst.NS_PDFA_ID, PdfAProperties.PART, "2");
xmpMeta.SetProperty(XmpConst.NS_PDFA_ID, PdfAProperties.CONFORMANCE, "U");
break;
case PdfAConformanceLevel.PDF_A_3A:
xmpMeta.SetProperty(XmpConst.NS_PDFA_ID, PdfAProperties.PART, "3");
xmpMeta.SetProperty(XmpConst.NS_PDFA_ID, PdfAProperties.CONFORMANCE, "A");
break;
case PdfAConformanceLevel.PDF_A_3B:
xmpMeta.SetProperty(XmpConst.NS_PDFA_ID, PdfAProperties.PART, "3");
xmpMeta.SetProperty(XmpConst.NS_PDFA_ID, PdfAProperties.CONFORMANCE, "B");
break;
case PdfAConformanceLevel.PDF_A_3U:
xmpMeta.SetProperty(XmpConst.NS_PDFA_ID, PdfAProperties.PART, "3");
xmpMeta.SetProperty(XmpConst.NS_PDFA_ID, PdfAProperties.CONFORMANCE, "U");
break;
default:
break;
}
}
public virtual void PdfA1DocWithPdfA1CheckBoxFieldTest()
{
String name = "pdfA1DocWithPdfA1CheckBoxField";
String fileName = destinationFolder + name + ".pdf";
String cmp = sourceFolder + "cmp/PdfAFormFieldTest/cmp_pdfA1DocWithPdfA1CheckBoxField.pdf";
Stream @is = new FileStream(sourceFolder + "sRGB Color Space Profile.icm", FileMode.Open, FileAccess.Read);
PdfAConformanceLevel conformanceLevel = PdfAConformanceLevel.PDF_A_1B;
PdfADocument pdfDoc = new PdfADocument(new PdfWriter(fileName), conformanceLevel, new PdfOutputIntent("Custom"
, "", "http://www.color.org", "sRGB IEC61966-2.1", @is));
PdfAcroForm form = PdfAcroForm.GetAcroForm(pdfDoc, true);
form.AddField(PdfFormField.CreateCheckBox(pdfDoc, new Rectangle(36, 726, 20, 20), "checkBox", "1", PdfFormField
.TYPE_STAR, conformanceLevel));
pdfDoc.Close();
NUnit.Framework.Assert.IsNull(new CompareTool().CompareByContent(fileName, cmp, destinationFolder));
NUnit.Framework.Assert.IsNull(new VeraPdfValidator().Validate(fileName));
}
public virtual void PdfA1DocWithPdfA1PushButtonFieldTest()
{
String name = "pdfA1DocWithPdfA1PushButtonField";
String fileName = destinationFolder + name + ".pdf";
String cmp = sourceFolder + "cmp/PdfAFormFieldTest/cmp_pdfA1DocWithPdfA1PushButtonField.pdf";
PdfFont fontFreeSans = PdfFontFactory.CreateFont(sourceFolder + "FreeSans.ttf", "WinAnsi", true);
Stream @is = new FileStream(sourceFolder + "sRGB Color Space Profile.icm", FileMode.Open, FileAccess.Read);
PdfAConformanceLevel conformanceLevel = PdfAConformanceLevel.PDF_A_1B;
PdfADocument pdfDoc = new PdfADocument(new PdfWriter(fileName), conformanceLevel, new PdfOutputIntent("Custom"
, "", "http://www.color.org", "sRGB IEC61966-2.1", @is));
PdfAcroForm form = PdfAcroForm.GetAcroForm(pdfDoc, true);
form.AddField(PdfFormField.CreatePushButton(pdfDoc, new Rectangle(36, 526, 100, 20), "push button", "Push"
, fontFreeSans, 12, conformanceLevel));
pdfDoc.Close();
NUnit.Framework.Assert.IsNull(new CompareTool().CompareByContent(fileName, cmp, destinationFolder));
NUnit.Framework.Assert.IsNull(new VeraPdfValidator().Validate(fileName));
}
private String getZugfredExtension(PdfAConformanceLevel conformanceLevel)
{
switch (conformanceLevel)
{
case PdfAConformanceLevel.ZUGFeRD:
case PdfAConformanceLevel.ZUGFeRDBasic:
return(String.Format(zugferdExtension, "BASIC"));
case PdfAConformanceLevel.ZUGFeRDComfort:
return(String.Format(zugferdExtension, "COMFORT"));
case PdfAConformanceLevel.ZUGFeRDExtended:
return(String.Format(zugferdExtension, "EXTENDED"));
default:
return(null);
}
}
public void CreatePdfA(PdfAConformanceLevel level) {
Document doc = new Document();
MemoryStream stream = new MemoryStream();
PdfAWriter writer = PdfAWriter.GetInstance(doc, stream, level);
doc.Open();
ICC_Profile icc = ICC_Profile.GetInstance(File.Open(RESOURCES + "sRGB Color Space Profile.icm", FileMode.Open, FileAccess.Read, FileShare.Read));
writer.SetOutputIntents("Custom", "", "http://www.color.org", "sRGB IEC61966-2.1", icc);
writer.CreateXmpMetadata();
Font font = FontFactory.GetFont("FreeSans", BaseFont.IDENTITY_H, true, 12);
doc.Add(new Phrase("Hello, " + level + " world!", font));
doc.Add(new Phrase(Guid.NewGuid().ToString(), font));
doc.Close();
}
public virtual void PdfA1DocWithPdfA1ComboBoxFieldTest()
{
String name = "pdfA1DocWithPdfA1ComboBoxField";
String fileName = destinationFolder + name + ".pdf";
String cmp = sourceFolder + "cmp/PdfAFormFieldTest/cmp_pdfA1DocWithPdfA1ComboBoxField.pdf";
PdfFont fontCJK = PdfFontFactory.CreateFont(sourceFolder + "NotoSansCJKtc-Light.otf", PdfEncodings.IDENTITY_H
, true);
Stream @is = new FileStream(sourceFolder + "sRGB Color Space Profile.icm", FileMode.Open, FileAccess.Read);
PdfAConformanceLevel conformanceLevel = PdfAConformanceLevel.PDF_A_1B;
PdfADocument pdfDoc = new PdfADocument(new PdfWriter(fileName), conformanceLevel, new PdfOutputIntent("Custom"
, "", "http://www.color.org", "sRGB IEC61966-2.1", @is));
PdfAcroForm form = PdfAcroForm.GetAcroForm(pdfDoc, true);
form.AddField(PdfFormField.CreateComboBox(pdfDoc, new Rectangle(156, 616, 70, 70), "combo", "用", new String
[] { "用", "规", "表" }, fontCJK, conformanceLevel));
pdfDoc.Close();
NUnit.Framework.Assert.IsNull(new CompareTool().CompareByContent(fileName, cmp, destinationFolder));
NUnit.Framework.Assert.IsNull(new VeraPdfValidator().Validate(fileName));
}
public virtual void PdfA1DocWithPdfA1ButtonFieldTest()
{
String name = "pdfA1DocWithPdfA1ButtonField";
String fileName = destinationFolder + name + ".pdf";
String cmp = sourceFolder + "cmp/PdfAFormFieldTest/cmp_pdfA1DocWithPdfA1ButtonField.pdf";
Stream @is = new FileStream(sourceFolder + "sRGB Color Space Profile.icm", FileMode.Open, FileAccess.Read);
PdfAConformanceLevel conformanceLevel = PdfAConformanceLevel.PDF_A_1B;
PdfADocument pdfDoc = new PdfADocument(new PdfWriter(fileName), conformanceLevel, new PdfOutputIntent("Custom"
, "", "http://www.color.org", "sRGB IEC61966-2.1", @is));
PdfAcroForm form = PdfAcroForm.GetAcroForm(pdfDoc, true);
PdfFormField emptyField = PdfFormField.CreateEmptyField(pdfDoc, conformanceLevel).SetFieldName("empty");
emptyField.AddKid(PdfFormField.CreateButton(pdfDoc, new Rectangle(36, 756, 20, 20), PdfAnnotation.PRINT, conformanceLevel
).SetFieldName("button").SetValue("hello"));
form.AddField(emptyField);
pdfDoc.Close();
NUnit.Framework.Assert.IsNull(new CompareTool().CompareByContent(fileName, cmp, destinationFolder));
NUnit.Framework.Assert.IsNull(new VeraPdfValidator().Validate(fileName));
}
protected internal virtual void SetChecker(PdfAConformanceLevel conformanceLevel)
{
switch (conformanceLevel.GetPart())
{
case "1": {
checker = new PdfA1Checker(conformanceLevel);
break;
}
case "2": {
checker = new PdfA2Checker(conformanceLevel);
break;
}
case "3": {
checker = new PdfA3Checker(conformanceLevel);
break;
}
}
}
public async Task ShouldConvertToPdfA2B(string level, string part, string conformance)
{
var path = $"/pdfa";
var fixture = $"{Program.TestProjectPath}/Fixtures/dummy.pdf";
var pdfFile = await File.ReadAllBytesAsync(fixture);
var formData = new PdfFormData().WithConformanceLevel(level).Upload(pdfFile);
var response = await _client.PostAsync(path, formData);
var stream = await response.Content.ReadAsStreamAsync();
var pdfa = new PdfADocument(new PdfReader(stream), new PdfWriter(new MemoryStream()));
var xmpMetadataBytes = pdfa.GetXmpMetadata();
var xmpMetadata = XMPMetaFactory.ParseFromBuffer(xmpMetadataBytes);
var conformanceLevel = PdfAConformanceLevel.GetConformanceLevel(xmpMetadata);
Assert.Equal(HttpStatusCode.OK, response.StatusCode);
Assert.Equal(part, conformanceLevel.GetPart());
Assert.Equal(conformance, conformanceLevel.GetConformance());
}
/**
* Adds information about the PDF/A conformance level to the XMP metadata.
* @param conformanceLevel
* @throws IOException
*/
private void AddRdfDescription(PdfAConformanceLevel conformanceLevel) {
PdfASchema schema = new PdfASchema();
switch (conformanceLevel)
{
case PdfAConformanceLevel.PDF_A_1A:
schema.AddPart("1");
schema.AddConformance("A");
break;
case PdfAConformanceLevel.PDF_A_1B:
schema.AddPart("1");
schema.AddConformance("B");
break;
case PdfAConformanceLevel.PDF_A_2A:
schema.AddPart("2");
schema.AddConformance("A");
break;
case PdfAConformanceLevel.PDF_A_2B:
schema.AddPart("2");
schema.AddConformance("B");
break;
case PdfAConformanceLevel.PDF_A_2U:
schema.AddPart("2");
schema.AddConformance("U");
break;
case PdfAConformanceLevel.PDF_A_3A:
schema.AddPart("3");
schema.AddConformance("A");
break;
case PdfAConformanceLevel.PDF_A_3B:
schema.AddPart("3");
schema.AddConformance("B");
break;
case PdfAConformanceLevel.PDF_A_3U:
schema.AddPart("3");
schema.AddConformance("U");
break;
default:
break;
}
base.AddRdfDescription(schema);
}
public void CreatePdfA(PdfAConformanceLevel level)
{
Document doc = new Document();
MemoryStream stream = new MemoryStream();
PdfAWriter writer = PdfAWriter.GetInstance(doc, stream, level);
doc.Open();
ICC_Profile icc = ICC_Profile.GetInstance(File.Open(RESOURCES + "sRGB Color Space Profile.icm", FileMode.Open, FileAccess.Read, FileShare.Read));
writer.SetOutputIntents("Custom", "", "http://www.color.org", "sRGB IEC61966-2.1", icc);
writer.CreateXmpMetadata();
Font font = FontFactory.GetFont("FreeSans", BaseFont.IDENTITY_H, true, 12);
doc.Add(new Phrase("Hello, " + level + " world!", font));
doc.Add(new Phrase(Guid.NewGuid().ToString(), font));
doc.Close();
}
/**
*
* @param writer
* @param conformanceLevel
*/
static public void SetPdfVersion(PdfWriter writer, PdfAConformanceLevel conformanceLevel) {
switch (conformanceLevel) {
case PdfAConformanceLevel.PDF_A_1A:
case PdfAConformanceLevel.PDF_A_1B:
writer.PdfVersion = PdfWriter.VERSION_1_4;
break;
case PdfAConformanceLevel.PDF_A_2A:
case PdfAConformanceLevel.PDF_A_2B:
case PdfAConformanceLevel.PDF_A_2U:
writer.PdfVersion = PdfWriter.VERSION_1_7;
break;
case PdfAConformanceLevel.PDF_A_3A:
case PdfAConformanceLevel.PDF_A_3B:
case PdfAConformanceLevel.PDF_A_3U:
writer.PdfVersion = PdfWriter.VERSION_1_7;
break;
default:
writer.PdfVersion = PdfWriter.VERSION_1_4;
break;
}
}
public virtual void PdfA1DocWithPdfA1RadioButtonFieldTest()
{
String name = "pdfA1DocWithPdfA1RadioButtonField";
String fileName = destinationFolder + name + ".pdf";
String cmp = sourceFolder + "cmp/PdfAFormFieldTest/cmp_pdfA1DocWithPdfA1RadioButtonField.pdf";
Stream @is = new FileStream(sourceFolder + "sRGB Color Space Profile.icm", FileMode.Open, FileAccess.Read);
PdfAConformanceLevel conformanceLevel = PdfAConformanceLevel.PDF_A_1B;
PdfADocument pdfDoc = new PdfADocument(new PdfWriter(fileName), conformanceLevel, new PdfOutputIntent("Custom"
, "", "http://www.color.org", "sRGB IEC61966-2.1", @is));
PdfAcroForm form = PdfAcroForm.GetAcroForm(pdfDoc, true);
PdfButtonFormField radioGroup = PdfFormField.CreateRadioGroup(pdfDoc, "radio group", "", conformanceLevel);
PdfFormField.CreateRadioButton(pdfDoc, new Rectangle(36, 496, 20, 20), radioGroup, "1", conformanceLevel).
SetBorderWidth(2).SetBorderColor(ColorConstants.ORANGE);
PdfFormField.CreateRadioButton(pdfDoc, new Rectangle(66, 496, 20, 20), radioGroup, "2", conformanceLevel).
SetBorderWidth(2).SetBorderColor(ColorConstants.ORANGE);
form.AddField(radioGroup);
pdfDoc.Close();
NUnit.Framework.Assert.IsNull(new CompareTool().CompareByContent(fileName, cmp, destinationFolder));
NUnit.Framework.Assert.IsNull(new VeraPdfValidator().Validate(fileName));
}
public virtual void InspectSignatures(String path)
{
Console.WriteLine("\n\n");
PdfDocument pdfDoc = new PdfDocument(new PdfReader(path));
PdfAcroForm form = PdfAcroForm.GetAcroForm(pdfDoc, false);
SignaturePermissions perms = null;
SignatureUtil signUtil = new SignatureUtil(pdfDoc);
IList <String> names = signUtil.GetSignatureNames();
Console.WriteLine(path);
foreach (String name in names)
{
Console.Out.WriteLine("===== " + name + " =====");
perms = InspectSignature(pdfDoc, signUtil, form, name, perms);
}
PdfAConformanceLevel conformanceLevel = pdfDoc.GetReader().GetPdfAConformanceLevel();
string conformance = conformanceLevel == null ? string.Empty : conformanceLevel.GetConformance();
string part = conformanceLevel == null ? string.Empty : conformanceLevel.GetPart();
Console.Out.WriteLine($"Document conformance: {conformance}/{part}");
GetMetaInfo(pdfDoc);
}
public Task <bool> IsPdfA2B(MemoryStream input)
{
PdfDocument inputPdf = new PdfDocument(new PdfReader(input));
try
{
PdfAConformanceLevel conformanceLevel = inputPdf.GetReader().GetPdfAConformanceLevel();
var conformance = conformanceLevel.GetConformance();
var part = conformanceLevel.GetPart();
return(Task.FromResult(conformance.Equals("B") && part.Equals("2")));
}
catch (Exception)
{
return(Task.FromResult(false));
}
finally
{
inputPdf.Close();
input.Dispose();
}
}
/**
* @see PdfAConformance#setConformanceLevel(com.itextpdf.text.pdf.PdfAConformanceLevel)
*/
public void SetConformanceLevel(PdfAConformanceLevel conformanceLevel) {
this.conformanceLevel = conformanceLevel;
switch(this.conformanceLevel) {
case PdfAConformanceLevel.PDF_A_1A:
case PdfAConformanceLevel.PDF_A_1B:
pdfAChecker = new PdfA1Checker(conformanceLevel);
break;
case PdfAConformanceLevel.PDF_A_2A:
case PdfAConformanceLevel.PDF_A_2B:
case PdfAConformanceLevel.PDF_A_2U:
pdfAChecker = new PdfA2Checker(conformanceLevel);
break;
case PdfAConformanceLevel.PDF_A_3A:
case PdfAConformanceLevel.PDF_A_3B:
case PdfAConformanceLevel.PDF_A_3U:
pdfAChecker = new PdfA3Checker(conformanceLevel);
break;
default:
pdfAChecker = new PdfA1Checker(conformanceLevel);
break;
}
}
public virtual void PdfA1DocWithPdfA1ListFieldTest()
{
String name = "pdfA1DocWithPdfA1ListField";
String fileName = destinationFolder + name + ".pdf";
String cmp = sourceFolder + "cmp/PdfAFormFieldTest/cmp_pdfA1DocWithPdfA1ListField.pdf";
PdfFont fontFreeSans = PdfFontFactory.CreateFont(sourceFolder + "FreeSans.ttf", "WinAnsi", true);
Stream @is = new FileStream(sourceFolder + "sRGB Color Space Profile.icm", FileMode.Open, FileAccess.Read);
PdfAConformanceLevel conformanceLevel = PdfAConformanceLevel.PDF_A_1B;
PdfADocument pdfDoc = new PdfADocument(new PdfWriter(fileName), conformanceLevel, new PdfOutputIntent("Custom"
, "", "http://www.color.org", "sRGB IEC61966-2.1", @is));
PdfAcroForm form = PdfAcroForm.GetAcroForm(pdfDoc, true);
PdfChoiceFormField f = PdfFormField.CreateList(pdfDoc, new Rectangle(86, 556, 50, 200), "list", "9", new String
[] { "0", "1", "2", "3", "4", "5", "6", "7", "8", "9" }, fontFreeSans, conformanceLevel);
f.SetValue("4");
f.SetTopIndex(2);
f.SetListSelected(new String[] { "3", "5" });
form.AddField(f);
pdfDoc.Close();
NUnit.Framework.Assert.IsNull(new CompareTool().CompareByContent(fileName, cmp, destinationFolder));
NUnit.Framework.Assert.IsNull(new VeraPdfValidator().Validate(fileName));
}
virtual public void XmpEncodingTest()
{
String fileName = "xmp_utf-8_encoding";
Document document = new Document();
PdfSmartCopy copy = new PdfSmartCopy(document, new FileStream(OUT_FOLDER + fileName, FileMode.Create));
document.Open();
PdfReader reader = new PdfReader(CMP_FOLDER + "pdf_metadata.pdf");
int pageCount = reader.NumberOfPages;
for (int currentPage = 1; currentPage <= pageCount; currentPage++)
{
PdfImportedPage page = copy.GetImportedPage(reader, currentPage);
copy.AddPage(page);
}
PdfAConformanceLevel pdfaLevel = PdfAConformanceLevel.PDF_A_1B;
MemoryStream os = new MemoryStream();
PdfAXmpWriter xmp = new PdfAXmpWriter(os, copy.Info, pdfaLevel, copy);
xmp.Close();
copy.XmpMetadata = os.ToArray();
string metadataXml = System.Text.Encoding.GetEncoding("UTF-8").GetString(copy.XmpMetadata);
XmlDocument doc = new XmlDocument();
doc.LoadXml(metadataXml); //<-- This is where the exception is thrown
document.Close();
copy.Close();
reader.Close();
}
/**
* Constructs a <CODE>PdfAWriter</CODE>.
* <P>
* Remark: a PdfAWriter can only be constructed by calling the method <CODE>getInstance(Document document, Stream os, PdfAconformanceLevel conformanceLevel)</CODE>.
* @param document the <CODE>PdfDocument</CODE> that has to be written
* @param os the <CODE>Stream</CODE> the writer has to write to
* @param conformanceLevel PDF/A conformance level of a new PDF document
*/
protected internal PdfAWriter(PdfDocument document, Stream os, PdfAConformanceLevel conformanceLevel)
: base(document, os) {
((IPdfAConformance) pdfIsoConformance).SetConformanceLevel(conformanceLevel);
SetPdfVersion(this, conformanceLevel);
}
/**
* @param conformanceLevel PDF/A conformance level of a new PDF document
*/
protected internal PdfAWriter(PdfAConformanceLevel conformanceLevel)
: base() {
((IPdfAConformance) pdfIsoConformance).SetConformanceLevel(conformanceLevel);
SetPdfVersion(this, conformanceLevel);
}
/**
* Starts the process of adding extra content to an existing PDF document keeping the document PDF/A conformant.
* @param reader the original document. It cannot be reused
* @param os the output stream
* @param pdfVersion the new pdf version or '\0' to keep the same version as the original document
* @param append if <CODE>true</CODE> appends the document changes as a new revision. This is only useful for multiple signatures as nothing is gained in speed or memory
* @param conformanceLevel PDF/A conformance level of a new PDF document
* @throws DocumentException on error
* @throws IOException or error
*/
public PdfAStamper(PdfReader reader, Stream os, char pdfVersion, bool append, PdfAConformanceLevel conformanceLevel)
{
stamper = new PdfAStamperImp(reader, os, pdfVersion, append, conformanceLevel);
}
/**
* Creates and XMP writer that adds info about the PDF/A conformance level.
* @param os
* @param info
* @param conformanceLevel
* @throws IOException
*/
public PdfAXmpWriter(Stream os, IDictionary<string, string> info, PdfAConformanceLevel conformanceLevel)
: base(os, info)
{
AddRdfDescription(conformanceLevel);
}
protected internal ZugferdChecker(PdfAConformanceLevel conformanceLevel) : base(conformanceLevel) {
}
/**
* Adds information about the PDF/A conformance level to the XMP metadata.
*
* @param conformanceLevel
* @throws IOException
*/
private void AddRdfDescription(PdfAConformanceLevel conformanceLevel)
{
switch (conformanceLevel) {
case PdfAConformanceLevel.PDF_A_1A:
xmpMeta.SetProperty(XmpConst.NS_PDFA_ID, PdfAProperties.PART, "1");
xmpMeta.SetProperty(XmpConst.NS_PDFA_ID, PdfAProperties.CONFORMANCE, "A");
break;
case PdfAConformanceLevel.PDF_A_1B:
xmpMeta.SetProperty(XmpConst.NS_PDFA_ID, PdfAProperties.PART, "1");
xmpMeta.SetProperty(XmpConst.NS_PDFA_ID, PdfAProperties.CONFORMANCE, "B");
break;
case PdfAConformanceLevel.PDF_A_2A:
xmpMeta.SetProperty(XmpConst.NS_PDFA_ID, PdfAProperties.PART, "2");
xmpMeta.SetProperty(XmpConst.NS_PDFA_ID, PdfAProperties.CONFORMANCE, "A");
break;
case PdfAConformanceLevel.PDF_A_2B:
xmpMeta.SetProperty(XmpConst.NS_PDFA_ID, PdfAProperties.PART, "2");
xmpMeta.SetProperty(XmpConst.NS_PDFA_ID, PdfAProperties.CONFORMANCE, "B");
break;
case PdfAConformanceLevel.PDF_A_2U:
xmpMeta.SetProperty(XmpConst.NS_PDFA_ID, PdfAProperties.PART, "2");
xmpMeta.SetProperty(XmpConst.NS_PDFA_ID, PdfAProperties.CONFORMANCE, "U");
break;
case PdfAConformanceLevel.PDF_A_3A:
xmpMeta.SetProperty(XmpConst.NS_PDFA_ID, PdfAProperties.PART, "3");
xmpMeta.SetProperty(XmpConst.NS_PDFA_ID, PdfAProperties.CONFORMANCE, "A");
break;
case PdfAConformanceLevel.PDF_A_3B:
xmpMeta.SetProperty(XmpConst.NS_PDFA_ID, PdfAProperties.PART, "3");
xmpMeta.SetProperty(XmpConst.NS_PDFA_ID, PdfAProperties.CONFORMANCE, "B");
break;
case PdfAConformanceLevel.PDF_A_3U:
xmpMeta.SetProperty(XmpConst.NS_PDFA_ID, PdfAProperties.PART, "3");
xmpMeta.SetProperty(XmpConst.NS_PDFA_ID, PdfAProperties.CONFORMANCE, "U");
break;
case PdfAConformanceLevel.ZUGFeRD:
case PdfAConformanceLevel.ZUGFeRDBasic:
case PdfAConformanceLevel.ZUGFeRDComfort:
case PdfAConformanceLevel.ZUGFeRDExtended:
xmpMeta.SetProperty(XmpConst.NS_PDFA_ID, PdfAProperties.PART, "3");
xmpMeta.SetProperty(XmpConst.NS_PDFA_ID, PdfAProperties.CONFORMANCE, "B");
IXmpMeta taggedExtensionMetaComfort = XmpMetaFactory.ParseFromString(getZugfredExtension(conformanceLevel));
XmpUtils.AppendProperties(taggedExtensionMetaComfort, xmpMeta, true, false);
break;
default:
break;
}
if (writer.IsTagged()) {
IXmpMeta taggedExtensionMeta = XmpMetaFactory.ParseFromString(pdfUaExtension);
XmpUtils.AppendProperties(taggedExtensionMeta, xmpMeta, true, false);
}
}
internal PdfA1Checker(PdfAConformanceLevel conformanceLevel)
:base(conformanceLevel) {
}
// This method is used in the PdfA2CheckerTest and PdfA3CheckerTest, too
public static void PdfObjectCheck(string output, PdfAConformanceLevel level, bool exceptionExpected)
{
FileStream fos = new FileStream(output, FileMode.Create);
Document document = new Document();
PdfAWriter writer = PdfAWriter.GetInstance(document, fos, level);
writer.CreateXmpMetadata();
document.Open();
Font font = FontFactory.GetFont(RESOURCES + "FreeMonoBold.ttf", BaseFont.WINANSI, BaseFont.EMBEDDED, 12);
document.Add(new Paragraph("Hello World", font));
FileStream iccProfileFileStream = File.Open(RESOURCES + "sRGB Color Space Profile.icm", FileMode.Open, FileAccess.Read, FileShare.Read);
ICC_Profile icc = ICC_Profile.GetInstance(iccProfileFileStream);
iccProfileFileStream.Close();
writer.SetOutputIntents("Custom", "", "http://www.color.org", "sRGB IEC61966-2.1", icc);
PdfArray array = new PdfArray();
for (int i = 0; i < 8192; i++)
{
array.Add(new PdfNull());
}
writer.ExtraCatalog.Put(new PdfName("TestArray"), array);
bool exceptionThrown = false;
try
{
document.Close();
}
catch (PdfAConformanceException e)
{
if (e.GetObject().Equals(array))
exceptionThrown = true;
}
if (exceptionThrown != exceptionExpected) {
String error = exceptionExpected ? "" : " not";
error = String.Format("PdfAConformanceException should{0} be thrown.", error);
Assert.Fail(error);
}
}
/**
* Applies a digital signature to a document, possibly as a new revision, making
* possible multiple signatures. The returned PdfStamper
* can be used normally as the signature is only applied when closing.
* <p>
* A possible use for adding a signature without invalidating an existing one is:
* <p>
* <pre>
* KeyStore ks = KeyStore.getInstance("pkcs12");
* ks.load(new FileInputStream("my_private_key.pfx"), "my_password".toCharArray());
* String alias = (String)ks.aliases().nextElement();
* PrivateKey key = (PrivateKey)ks.getKey(alias, "my_password".toCharArray());
* Certificate[] chain = ks.getCertificateChain(alias);
* PdfReader reader = new PdfReader("original.pdf");
* FileOutputStream fout = new FileOutputStream("signed.pdf");
* PdfStamper stp = PdfStamper.createSignature(reader, fout, '\0', new
* File("/temp"), true);
* PdfSignatureAppearance sap = stp.getSignatureAppearance();
* sap.setCrypto(key, chain, null, PdfSignatureAppearance.WINCER_SIGNED);
* sap.setReason("I'm the author");
* sap.setLocation("Lisbon");
* // comment next line to have an invisible signature
* sap.setVisibleSignature(new Rectangle(100, 100, 200, 200), 1, null);
* stp.close();
* </pre>
* @param reader the original document
* @param os the output stream or <CODE>null</CODE> to keep the document in the temporary file
* @param pdfVersion the new pdf version or '\0' to keep the same version as the original
* document
* @param tempFile location of the temporary file. If it's a directory a temporary file will be created there.
* If it's a file it will be used directly. The file will be deleted on exit unless <CODE>os</CODE> is null.
* In that case the document can be retrieved directly from the temporary file. If it's <CODE>null</CODE>
* no temporary file will be created and memory will be used
* @param append if <CODE>true</CODE> the signature and all the other content will be added as a
* new revision thus not invalidating existing signatures
* @param conformanceLevel PDF/A conformance level of a new PDF document
* @return a <CODE>PdfAStamper</CODE>
* @throws DocumentException on error
* @throws IOException on error
*/
public static PdfAStamper CreateSignature(PdfReader reader, Stream os, char pdfVersion, String tempFile, bool append, PdfAConformanceLevel conformanceLevel)
{
PdfAStamper stp;
if (tempFile == null) {
ByteBuffer bout = new ByteBuffer();
stp = new PdfAStamper(reader, bout, pdfVersion, append, conformanceLevel);
stp.sigApp = new PdfSignatureAppearance(stp.stamper);
stp.sigApp.Sigout = bout;
} else {
if (Directory.Exists(tempFile)) {
tempFile = Path.Combine(tempFile, Path.GetTempFileName());
tempFile += ".pdf";
}
FileStream fout = new FileStream(tempFile, FileMode.Create);
stp = new PdfAStamper(reader, fout, pdfVersion, append, conformanceLevel);
stp.sigApp = new PdfSignatureAppearance(stp.stamper);
stp.sigApp.SetTempFile(tempFile);
}
stp.sigApp.Originalout = os;
stp.sigApp.SetStamper(stp);
stp.hasSignature = true;
PdfDictionary catalog = reader.Catalog;
PdfDictionary acroForm = (PdfDictionary) PdfReader.GetPdfObject(catalog.Get(PdfName.ACROFORM), catalog);
if (acroForm != null) {
acroForm.Remove(PdfName.NEEDAPPEARANCES);
stp.stamper.MarkUsed(acroForm);
}
return stp;
}
/**
* Applies a digital signature to a document. The returned PdfStamper
* can be used normally as the signature is only applied when closing.
* <p>
* A possible use is:
* <p>
* <pre>
* KeyStore ks = KeyStore.getInstance("pkcs12");
* ks.load(new FileInputStream("my_private_key.pfx"), "my_password".toCharArray());
* String alias = (String)ks.aliases().nextElement();
* PrivateKey key = (PrivateKey)ks.getKey(alias, "my_password".toCharArray());
* Certificate[] chain = ks.getCertificateChain(alias);
* PdfReader reader = new PdfReader("original.pdf");
* FileOutputStream fout = new FileOutputStream("signed.pdf");
* PdfStamper stp = PdfStamper.createSignature(reader, fout, '\0', new File("/temp"));
* PdfSignatureAppearance sap = stp.getSignatureAppearance();
* sap.setCrypto(key, chain, null, PdfSignatureAppearance.WINCER_SIGNED);
* sap.setReason("I'm the author");
* sap.setLocation("Lisbon");
* // comment next line to have an invisible signature
* sap.setVisibleSignature(new Rectangle(100, 100, 200, 200), 1, null);
* stp.close();
* </pre>
* @param reader the original document
* @param os the output stream or <CODE>null</CODE> to keep the document in the temporary file
* @param pdfVersion the new pdf version or '\0' to keep the same version as the original
* document
* @param tempFile location of the temporary file. If it's a directory a temporary file will be created there.
* If it's a file it will be used directly. The file will be deleted on exit unless <CODE>os</CODE> is null.
* In that case the document can be retrieved directly from the temporary file. If it's <CODE>null</CODE>
* no temporary file will be created and memory will be used
* @param conformanceLevel PDF/A conformance level of a new PDF document
* @return a <CODE>PdfAStamper</CODE>
* @throws DocumentException on error
* @throws IOException on error
*/
public static PdfAStamper CreateSignature(PdfReader reader, Stream os, char pdfVersion, String tempFile, PdfAConformanceLevel conformanceLevel)
{
return CreateSignature(reader, os, pdfVersion, tempFile, false, conformanceLevel);
}
/**
* Constructor
*
* @param document document
* @param os outputstream
* @param conformanceLevel
*/
public PdfASmartCopy(Document document, Stream os, PdfAConformanceLevel conformanceLevel) : base(document, os, conformanceLevel) {
this.streamMap = new Dictionary<PdfSmartCopy.ByteStore, PdfIndirectReference>();
}
internal PdfAChecker(PdfAConformanceLevel conformanceLevel) {
this.conformanceLevel = conformanceLevel;
}
/**
* @see PdfAConformance#setConformanceLevel(com.itextpdf.text.pdf.PdfAConformanceLevel)
*/
public void SetConformanceLevel(PdfAConformanceLevel conformanceLevel) {
this.conformanceLevel = conformanceLevel;
}
/**
* Creates and XMP writer that adds info about the PDF/A conformance level.
*
* @param os
* @param info
* @param conformanceLevel
* @throws IOException
*/
public PdfAXmpWriter(Stream os, IDictionary<String, String> info, PdfAConformanceLevel conformanceLevel, PdfWriter writer)
: base(os, info)
{
this.writer = writer;
try {
AddRdfDescription(conformanceLevel);
}
catch (XmpException xmpExc) {
throw new IOException(xmpExc.Message);
}
}
public static bool CheckStructure(PdfAConformanceLevel conformanceLevel) {
return conformanceLevel == PdfAConformanceLevel.PDF_A_1A
|| conformanceLevel == PdfAConformanceLevel.PDF_A_2A
|| conformanceLevel == PdfAConformanceLevel.PDF_A_3A;
}
private String getZugfredExtension(PdfAConformanceLevel conformanceLevel)
{
switch (conformanceLevel) {
case PdfAConformanceLevel.ZUGFeRD:
case PdfAConformanceLevel.ZUGFeRDBasic:
return String.Format(zugferdExtension, "BASIC");
case PdfAConformanceLevel.ZUGFeRDComfort:
return String.Format(zugferdExtension, "COMFORT");
case PdfAConformanceLevel.ZUGFeRDExtended:
return String.Format(zugferdExtension, "EXTENDED");
default:
return null;
}
}
internal PdfAChecker(PdfAConformanceLevel conformanceLevel) {
keysForCheck = InitKeysForCheck();
this.conformanceLevel = conformanceLevel;
}
/**
* @see TtfUnicodeWriter#TtfUnicodeWriter(PdfWriter)
*/
public PdfATtfUnicodeWriter(PdfWriter writer, PdfAConformanceLevel pdfAConformanceLevel)
: base(writer) {
this.pdfAConformanceLevel = pdfAConformanceLevel;
}
/**
* Constructor
*
* @param document document
* @param os outputstream
*/
public PdfACopy(Document document, Stream os, PdfAConformanceLevel conformanceLevel) : base(document, os) {
((IPdfAConformance) pdfIsoConformance).SetConformanceLevel(conformanceLevel);
PdfAWriter.SetPdfVersion(this, conformanceLevel);
}
/**
* Adds information about the PDF/A conformance level to the XMP metadata.
* @param conformanceLevel
* @throws IOException
*/
private void AddRdfDescription(PdfAConformanceLevel conformanceLevel) {
switch (conformanceLevel) {
case PdfAConformanceLevel.PDF_A_1A:
xmpMeta.SetProperty(XmpConst.NS_PDFA_ID, PdfAProperties.PART, "1");
xmpMeta.SetProperty(XmpConst.NS_PDFA_ID, PdfAProperties.CONFORMANCE, "A");
break;
case PdfAConformanceLevel.PDF_A_1B:
xmpMeta.SetProperty(XmpConst.NS_PDFA_ID, PdfAProperties.PART, "1");
xmpMeta.SetProperty(XmpConst.NS_PDFA_ID, PdfAProperties.CONFORMANCE, "B");
break;
case PdfAConformanceLevel.PDF_A_2A:
xmpMeta.SetProperty(XmpConst.NS_PDFA_ID, PdfAProperties.PART, "2");
xmpMeta.SetProperty(XmpConst.NS_PDFA_ID, PdfAProperties.CONFORMANCE, "A");
break;
case PdfAConformanceLevel.PDF_A_2B:
xmpMeta.SetProperty(XmpConst.NS_PDFA_ID, PdfAProperties.PART, "2");
xmpMeta.SetProperty(XmpConst.NS_PDFA_ID, PdfAProperties.CONFORMANCE, "B");
break;
case PdfAConformanceLevel.PDF_A_2U:
xmpMeta.SetProperty(XmpConst.NS_PDFA_ID, PdfAProperties.PART, "2");
xmpMeta.SetProperty(XmpConst.NS_PDFA_ID, PdfAProperties.CONFORMANCE, "U");
break;
case PdfAConformanceLevel.PDF_A_3A:
xmpMeta.SetProperty(XmpConst.NS_PDFA_ID, PdfAProperties.PART, "3");
xmpMeta.SetProperty(XmpConst.NS_PDFA_ID, PdfAProperties.CONFORMANCE, "A");
break;
case PdfAConformanceLevel.PDF_A_3B:
xmpMeta.SetProperty(XmpConst.NS_PDFA_ID, PdfAProperties.PART, "3");
xmpMeta.SetProperty(XmpConst.NS_PDFA_ID, PdfAProperties.CONFORMANCE, "B");
break;
case PdfAConformanceLevel.PDF_A_3U:
xmpMeta.SetProperty(XmpConst.NS_PDFA_ID, PdfAProperties.PART, "3");
xmpMeta.SetProperty(XmpConst.NS_PDFA_ID, PdfAProperties.CONFORMANCE, "U");
break;
default:
break;
}
}
/**
* Starts the process of adding extra content to an existing PDF document keeping the document PDF/A conformant.
* @param reader the original document. It cannot be reused
* @param os the output stream
* @param conformanceLevel PDF/A conformance level of a new PDF document
* @throws DocumentException on error
* @throws IOException or error
*/
public PdfAStamper(PdfReader reader, Stream os, PdfAConformanceLevel conformanceLevel)
{
stamper = new PdfAStamperImp(reader, os, '\0', false, conformanceLevel);
}
