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authorChristian Maierhofer <cmaierhofer@iaik.tugraz.at>2015-04-17 09:57:30 +0200
committerChristian Maierhofer <cmaierhofer@iaik.tugraz.at>2015-04-17 09:57:30 +0200
commit24906c4daba2b9717a0db9ab616d1a9e8ba3939b (patch)
tree8212304a43171c74eaf45b3ec2930ab8c46bb3eb /pdf-as-pdfbox/src/main/java/at/gv/egiz/pdfas/lib
parentd3064edd3713a013e308c9dc0b38edfbc62a943d (diff)
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started pdf/ua implementation
Diffstat (limited to 'pdf-as-pdfbox/src/main/java/at/gv/egiz/pdfas/lib')
-rw-r--r--pdf-as-pdfbox/src/main/java/at/gv/egiz/pdfas/lib/impl/signing/pdfbox/PADESPDFBOXSigner.java172
-rw-r--r--pdf-as-pdfbox/src/main/java/at/gv/egiz/pdfas/lib/impl/stamping/pdfbox/PDFAsVisualSignatureBuilder.java2
-rw-r--r--pdf-as-pdfbox/src/main/java/at/gv/egiz/pdfas/lib/impl/stamping/pdfbox/PDFAsVisualSignatureProperties.java10
-rw-r--r--pdf-as-pdfbox/src/main/java/at/gv/egiz/pdfas/lib/impl/stamping/pdfbox/TableDrawUtils.java27
4 files changed, 169 insertions, 42 deletions
diff --git a/pdf-as-pdfbox/src/main/java/at/gv/egiz/pdfas/lib/impl/signing/pdfbox/PADESPDFBOXSigner.java b/pdf-as-pdfbox/src/main/java/at/gv/egiz/pdfas/lib/impl/signing/pdfbox/PADESPDFBOXSigner.java
index 45dfbcc5..ce341023 100644
--- a/pdf-as-pdfbox/src/main/java/at/gv/egiz/pdfas/lib/impl/signing/pdfbox/PADESPDFBOXSigner.java
+++ b/pdf-as-pdfbox/src/main/java/at/gv/egiz/pdfas/lib/impl/signing/pdfbox/PADESPDFBOXSigner.java
@@ -39,8 +39,10 @@ import java.util.Calendar;
import java.util.List;
import org.apache.commons.io.IOUtils;
+import org.apache.pdfbox.cos.COSArray;
import org.apache.pdfbox.cos.COSBase;
import org.apache.pdfbox.cos.COSDictionary;
+import org.apache.pdfbox.cos.COSInteger;
import org.apache.pdfbox.cos.COSName;
import org.apache.pdfbox.cos.COSString;
import org.apache.pdfbox.exceptions.COSVisitorException;
@@ -50,8 +52,12 @@ import org.apache.pdfbox.pdmodel.PDDocumentCatalog;
import org.apache.pdfbox.pdmodel.PDPage;
import org.apache.pdfbox.pdmodel.PDPageNode;
import org.apache.pdfbox.pdmodel.PDResources;
+import org.apache.pdfbox.pdmodel.common.PDNumberTreeNode;
+import org.apache.pdfbox.pdmodel.documentinterchange.logicalstructure.PDStructureElement;
+import org.apache.pdfbox.pdmodel.documentinterchange.logicalstructure.PDStructureTreeRoot;
import org.apache.pdfbox.pdmodel.graphics.color.PDOutputIntent;
import org.apache.pdfbox.pdmodel.graphics.xobject.PDJpeg;
+import org.apache.pdfbox.pdmodel.interactive.annotation.PDAnnotationWidget;
import org.apache.pdfbox.pdmodel.interactive.digitalsignature.PDSignature;
import org.apache.pdfbox.pdmodel.interactive.digitalsignature.SignatureOptions;
import org.apache.pdfbox.pdmodel.interactive.form.PDAcroForm;
@@ -104,6 +110,8 @@ public class PADESPDFBOXSigner implements IPdfSigner, IConfigurationConstants {
RequestedSignature requestedSignature,
PDFASSignatureInterface genericSigner) throws PdfAsException {
String fisTmpFile = null;
+
+ PDFAsVisualSignatureProperties properties=null;
if (!(genericPdfObject instanceof PDFBOXObject)) {
// tODO:
@@ -152,8 +160,8 @@ public class PADESPDFBOXSigner implements IPdfSigner, IConfigurationConstants {
logger.debug("Placeholder Profile set to: "
+ signaturePlaceholderData.getProfile());
requestedSignature
- .setSignatureProfileID(signaturePlaceholderData
- .getProfile());
+ .setSignatureProfileID(signaturePlaceholderData
+ .getProfile());
}
tablePos = signaturePlaceholderData.getTablePos();
@@ -165,7 +173,7 @@ public class PADESPDFBOXSigner implements IPdfSigner, IConfigurationConstants {
PDSignature signature = new PDSignature();
signature.setFilter(COSName.getPDFName(signer.getPDFFilter())); // default
- // filter
+ // filter
signature.setSubFilter(COSName.getPDFName(signer
.getPDFSubFilter()));
@@ -313,7 +321,7 @@ public class PADESPDFBOXSigner implements IPdfSigner, IConfigurationConstants {
requestedSignature.setSignaturePosition(position);
- PDFAsVisualSignatureProperties properties = new PDFAsVisualSignatureProperties(
+ properties = new PDFAsVisualSignatureProperties(
pdfObject.getStatus().getSettings(), pdfObject,
(PdfBoxVisualObject) visualObject,
positioningInstruction);
@@ -348,7 +356,7 @@ public class PADESPDFBOXSigner implements IPdfSigner, IConfigurationConstants {
logger.info("Placeholder name: "
+ signaturePlaceholderData
- .getPlaceholderName());
+ .getPlaceholderName());
COSDictionary xobjectsDictionary = (COSDictionary) page
.findResources().getCOSDictionary()
.getDictionaryObject(COSName.XOBJECT);
@@ -356,10 +364,10 @@ public class PADESPDFBOXSigner implements IPdfSigner, IConfigurationConstants {
.getPlaceholderName(), img);
xobjectsDictionary.setNeedToBeUpdate(true);
page.findResources().getCOSObject()
- .setNeedToBeUpdate(true);
+ .setNeedToBeUpdate(true);
logger.info("Placeholder name: "
+ signaturePlaceholderData
- .getPlaceholderName());
+ .getPlaceholderName());
} finally {
IOUtils.closeQuietly(is);
}
@@ -397,23 +405,7 @@ public class PADESPDFBOXSigner implements IPdfSigner, IConfigurationConstants {
}
}
- // if (signatureProfileSettings.isPDFA()) { // Check for
- // PDF-UA
- // PDDocumentCatalog root = doc.getDocumentCatalog();
- // PDStructureTreeRoot treeRoot =
- // root.getStructureTreeRoot();
- // if (treeRoot != null) { // Handle as PDF-UA
- // logger.info("Tree Root: {}", treeRoot.toString());
- // PDStructureElement docElement = PDFBoxTaggingUtils
- // .getDocumentElement(treeRoot);
- // PDStructureElement sigBlock = new PDStructureElement(
- // "Table", docElement);
- // root.getCOSObject().setNeedToBeUpdate(true);
- // docElement.getCOSObject().setNeedToBeUpdate(true);
- // treeRoot.getCOSObject().setNeedToBeUpdate(true);
- // sigBlock.setTitle("Signature Table");
- // }
- // }
+
options.setPage(positioningInstruction.getPage());
options.setVisualSignature(properties.getVisibleSignature());
@@ -433,25 +425,35 @@ public class PADESPDFBOXSigner implements IPdfSigner, IConfigurationConstants {
sigFieldName = sigFieldName + count;
PDAcroForm acroFormm = doc.getDocumentCatalog().getAcroForm();
+
+ // PDStructureTreeRoot pdstRoot = doc.getDocumentCatalog().getStructureTreeRoot();
+ // COSDictionary dic = doc.getDocumentCatalog().getCOSDictionary();
+ // PDStructureElement el = new PDStructureElement("Widget", pdstRoot);
+
+
+
+ PDSignatureField signatureField = null;
if (acroFormm != null) {
@SuppressWarnings("unchecked")
List<PDField> fields = acroFormm.getFields();
- PDSignatureField signatureField = null;
+
if (fields != null) {
for (PDField pdField : fields) {
if (pdField != null) {
if (pdField instanceof PDSignatureField) {
PDSignatureField tmpSigField = (PDSignatureField) pdField;
+
if (tmpSigField.getSignature() != null
&& tmpSigField.getSignature()
- .getDictionary() != null) {
+ .getDictionary() != null) {
if (tmpSigField
.getSignature()
.getDictionary()
.equals(signature
.getDictionary())) {
signatureField = (PDSignatureField) pdField;
+
}
}
}
@@ -462,12 +464,114 @@ public class PADESPDFBOXSigner implements IPdfSigner, IConfigurationConstants {
}
if (signatureField != null) {
- signatureField.setPartialName(sigFieldName);
+ signatureField.setPartialName(sigFieldName);
+ }
+ if(properties!=null){
+ signatureField.setAlternateFieldName(properties.getAlternativeTableCaption());
+ }else{
+ signatureField.setAlternateFieldName(sigFieldName);
}
} else {
logger.warn("Failed to name Signature Field! [Cannot find acroForm!]");
}
+ //marked sig
+ if (signatureProfileSettings.isPDFA()) { // Check for
+ // PDF-UA
+ PDDocumentCatalog root = doc.getDocumentCatalog();
+ PDStructureTreeRoot treeRoot =
+ root.getStructureTreeRoot();
+ if (treeRoot != null) { // Handle as PDF-UA
+
+ logger.info("Tree Root: {}", treeRoot.toString());
+ PDStructureTreeRoot rootElement = doc.getDocumentCatalog().getStructureTreeRoot();
+ List<Object> kids = rootElement.getKids();
+
+ PDStructureElement docElement = null;
+
+ for(Object k: kids){
+ if(k instanceof PDStructureElement){
+ if(((PDStructureElement) k).getStructureType().equals("Document")){
+ docElement=(PDStructureElement) k;
+ }
+ }
+ }
+
+ PDStructureElement sigBlock = new PDStructureElement(
+ "Form", docElement);
+
+ COSDictionary objectdic= new COSDictionary();
+ objectdic.setName("Type", "OBJR");
+ objectdic.setItem("Pg", signatureField.getWidget().getPage());
+ objectdic.setItem("Obj", signatureField.getWidget());
+
+ //page cannot be set here-->leads to pdfua syntax error
+ // PDObjectReference pr = new PDObjectReference();
+ // pr.setReferencedObject(signatureField.getWidget());
+
+
+
+ sigBlock.setTitle("Signature Table");
+
+ // COSDictionary dict = new COSDictionary();//(COSDictionary) atto.getCOSObject();
+ // dict.setName("O", "Layout");
+ // dict.setName("Placement", "Block");
+ // PDAttributeObject atto =PDAttributeObject.create(dict);
+ //
+ // sigBlock.addAttribute(atto);
+ // atto.getCOSObject().setNeedToBeUpdate(true);
+
+
+
+
+ //PDMarkedContent pdm = new PDMarkedContent("test", properties)
+
+ List<Object> l = new ArrayList<Object>();
+ l.add(objectdic);
+ sigBlock.setKids(l);
+
+
+ sigBlock.setParent(docElement);
+ //sigBlock.setPage(signatureField.getWidget().getPage());
+ docElement.appendKid(sigBlock);
+
+ PDNumberTreeNode ntn = treeRoot.getParentTree();
+ if(ntn==null)
+ ntn = new PDNumberTreeNode(objectdic, null);
+
+ //int index=ntn.getUpperLimit();
+
+ COSDictionary ntndic=ntn.getCOSDictionary();
+ COSArray ntndicnumbersarray = (COSArray)ntndic.getDictionaryObject(COSName.NUMS);
+ int lastindex = ntndicnumbersarray.size();
+
+ ntndicnumbersarray.add(lastindex, new COSInteger(lastindex-1));
+ ntndicnumbersarray.add(lastindex+1, sigBlock.getCOSObject());
+
+ treeRoot.setParentTree(ntn);
+
+ treeRoot.setParentTreeNextKey(lastindex);
+
+
+ PDAnnotationWidget widg=signatureField.getWidget();
+ widg.setStructParent(lastindex-1);
+ ntndicnumbersarray.setNeedToBeUpdate(true);
+
+ ntndic.setNeedToBeUpdate(true);
+ docElement.getCOSObject().setNeedToBeUpdate(true);
+ sigBlock.getCOSObject().setNeedToBeUpdate(true);
+ docElement.getCOSObject().setNeedToBeUpdate(true);
+ rootElement.getCOSObject().setNeedToBeUpdate(true);
+ signatureField.getWidget().getPage().findResources().getCOSObject()
+ .setNeedToBeUpdate(true);
+
+
+ treeRoot.getCOSObject().setNeedToBeUpdate(true);
+ root.getCOSObject().setNeedToBeUpdate(true);
+ objectdic.getCOSObject().setNeedToBeUpdate(true);
+ }
+ }
+
if (requestedSignature.isVisual()) {
// if(requestedSignature.getSignaturePosition().)
@@ -559,7 +663,7 @@ public class PADESPDFBOXSigner implements IPdfSigner, IConfigurationConstants {
// Ignore
}
}
-
+
if(fisTmpFile != null) {
helper.deleteFile(fisTmpFile);
}
@@ -609,7 +713,7 @@ public class PADESPDFBOXSigner implements IPdfSigner, IConfigurationConstants {
public Image generateVisibleSignaturePreview(SignParameter parameter,
java.security.cert.X509Certificate cert, int resolution,
OperationStatus status, RequestedSignature requestedSignature)
- throws PDFASError {
+ throws PDFASError {
try {
PDFBOXObject pdfObject = (PDFBOXObject) status.getPdfObject();
@@ -692,11 +796,11 @@ public class PADESPDFBOXSigner implements IPdfSigner, IConfigurationConstants {
graphics.drawImage(outputImage, 0, 0, cutOut.getWidth(), cutOut
.getHeight(), (int) (1 * factor), (int) (outputImage
- .getHeight() - ((position.getHeight() + 1) * factor)),
- (int) ((1 + position.getWidth()) * factor),
- (int) (outputImage.getHeight()
- - ((position.getHeight() + 1) * factor) + (position
- .getHeight() * factor)), null);
+ .getHeight() - ((position.getHeight() + 1) * factor)),
+ (int) ((1 + position.getWidth()) * factor),
+ (int) (outputImage.getHeight()
+ - ((position.getHeight() + 1) * factor) + (position
+ .getHeight() * factor)), null);
return cutOut;
} catch (PdfAsException e) {
logger.warn("PDF-AS Exception", e);
diff --git a/pdf-as-pdfbox/src/main/java/at/gv/egiz/pdfas/lib/impl/stamping/pdfbox/PDFAsVisualSignatureBuilder.java b/pdf-as-pdfbox/src/main/java/at/gv/egiz/pdfas/lib/impl/stamping/pdfbox/PDFAsVisualSignatureBuilder.java
index d0b71fd0..e7672894 100644
--- a/pdf-as-pdfbox/src/main/java/at/gv/egiz/pdfas/lib/impl/stamping/pdfbox/PDFAsVisualSignatureBuilder.java
+++ b/pdf-as-pdfbox/src/main/java/at/gv/egiz/pdfas/lib/impl/stamping/pdfbox/PDFAsVisualSignatureBuilder.java
@@ -260,7 +260,7 @@ public class PDFAsVisualSignatureBuilder extends PDVisibleSigBuilder implements
TableDrawUtils.drawTable(getStructure().getPage(), stream, 1, 1,
designer.getWidth(), designer.getHeight(),
properties.getMainTable(), template, false,
- innerFormResources, images, settings, this);
+ innerFormResources, images, settings, this, properties);
stream.close();
PDStream innterFormStream = getStructure().getPage().getContents();
getStructure().setInnterFormStream(innterFormStream);
diff --git a/pdf-as-pdfbox/src/main/java/at/gv/egiz/pdfas/lib/impl/stamping/pdfbox/PDFAsVisualSignatureProperties.java b/pdf-as-pdfbox/src/main/java/at/gv/egiz/pdfas/lib/impl/stamping/pdfbox/PDFAsVisualSignatureProperties.java
index 55a6d832..ea20858f 100644
--- a/pdf-as-pdfbox/src/main/java/at/gv/egiz/pdfas/lib/impl/stamping/pdfbox/PDFAsVisualSignatureProperties.java
+++ b/pdf-as-pdfbox/src/main/java/at/gv/egiz/pdfas/lib/impl/stamping/pdfbox/PDFAsVisualSignatureProperties.java
@@ -50,6 +50,8 @@ public class PDFAsVisualSignatureProperties extends PDVisibleSigProperties {
private PDFAsVisualSignatureDesigner designer;
private float rotationAngle = 0;
+
+ private String alternativeTableCaption="";
public PDFAsVisualSignatureProperties(ISettings settings, PDFBOXObject object,
PdfBoxVisualObject visObj, PositioningInstruction pos) {
@@ -125,5 +127,13 @@ public class PDFAsVisualSignatureProperties extends PDVisibleSigProperties {
public PDFAsVisualSignatureDesigner getDesigner() {
return designer;
}
+
+ public String getAlternativeTableCaption() {
+ return alternativeTableCaption;
+ }
+
+ public void setAlternativeTableCaption(String alternativeTableCaption) {
+ this.alternativeTableCaption = alternativeTableCaption;
+ }
}
diff --git a/pdf-as-pdfbox/src/main/java/at/gv/egiz/pdfas/lib/impl/stamping/pdfbox/TableDrawUtils.java b/pdf-as-pdfbox/src/main/java/at/gv/egiz/pdfas/lib/impl/stamping/pdfbox/TableDrawUtils.java
index dff8e543..6074b4c9 100644
--- a/pdf-as-pdfbox/src/main/java/at/gv/egiz/pdfas/lib/impl/stamping/pdfbox/TableDrawUtils.java
+++ b/pdf-as-pdfbox/src/main/java/at/gv/egiz/pdfas/lib/impl/stamping/pdfbox/TableDrawUtils.java
@@ -24,6 +24,7 @@
package at.gv.egiz.pdfas.lib.impl.stamping.pdfbox;
import java.awt.Color;
+import java.beans.DesignMode;
import java.io.IOException;
import java.util.ArrayList;
import java.util.Iterator;
@@ -40,6 +41,7 @@ import org.slf4j.LoggerFactory;
import at.gv.egiz.pdfas.common.exceptions.PdfAsException;
import at.gv.egiz.pdfas.common.settings.ISettings;
+import at.gv.egiz.pdfas.lib.impl.signing.pdfbox.PADESPDFBOXSigner;
import at.knowcenter.wag.egov.egiz.table.Entry;
import at.knowcenter.wag.egov.egiz.table.Style;
@@ -49,12 +51,14 @@ public class TableDrawUtils {
.getLogger(TableDrawUtils.class);
public static final String TABLE_DEBUG = "debug.table";
-
+
+ private static StringBuilder alternateTableCaption = new StringBuilder();
+
public static void drawTable(PDPage page,
PDPageContentStream contentStream, float x, float y, float width,
float height, PDFBoxTable abstractTable, PDDocument doc,
boolean subtable, PDResources formResources,
- Map<String, ImageObject> images, ISettings settings, IDGenerator generator)
+ Map<String, ImageObject> images, ISettings settings, IDGenerator generator, PDFAsVisualSignatureProperties properties)
throws PdfAsException {
logger.debug("Drawing Table: X {} Y {} WIDTH {} HEIGHT {} \n{}", x, y,
@@ -67,16 +71,16 @@ public class TableDrawUtils {
drawBorder(page, contentStream, x, y, width, height, abstractTable,
doc, subtable, settings);
-
+//append strings
drawContent(page, contentStream, x, y, width, height, abstractTable,
- doc, subtable, formResources, images, settings, generator);
+ doc, subtable, formResources, images, settings, generator, properties);
}
public static void drawContent(PDPage page,
PDPageContentStream contentStream, float x, float y, float width,
float height, PDFBoxTable abstractTable, PDDocument doc,
boolean subtable, PDResources formResources,
- Map<String, ImageObject> images, ISettings settings, IDGenerator generator)
+ Map<String, ImageObject> images, ISettings settings, IDGenerator generator, PDFAsVisualSignatureProperties properties)
throws PdfAsException {
float contentx = x;
@@ -114,11 +118,13 @@ public class TableDrawUtils {
drawCaption(page, contentStream, contentx, contenty,
colWidth, abstractTable.getRowHeights()[i],
padding, abstractTable, doc, cell, formResources, settings);
+ addToAlternateTableCaption(cell);
break;
case Entry.TYPE_VALUE:
drawValue(page, contentStream, contentx, contenty,
colWidth, abstractTable.getRowHeights()[i],
padding, abstractTable, doc, cell, formResources, settings);
+ addToAlternateTableCaption(cell);
break;
case Entry.TYPE_IMAGE:
drawImage(page, contentStream, contentx, contenty,
@@ -137,7 +143,7 @@ public class TableDrawUtils {
drawTable(page, contentStream, contentx, contenty
- abstractTable.getRowHeights()[i], colWidth,
abstractTable.getRowHeights()[i], tbl_value, doc,
- true, formResources, images, settings, generator);
+ true, formResources, images, settings, generator,properties);
break;
default:
logger.warn("Unknown Cell entry type: " + cell.getType());
@@ -155,6 +161,7 @@ public class TableDrawUtils {
contenty -= abstractTable.getRowHeights()[i];
contentx = x;
}
+ properties.setAlternativeTableCaption(alternateTableCaption.toString());
}
private static void drawString(PDPage page,
@@ -280,7 +287,7 @@ public class TableDrawUtils {
Style cellStyle = cell.getStyle();
String valign = cellStyle.getVAlign();
String halign = cellStyle.getHAlign();
-
+
drawString(page, contentStream, contentx, contenty, width, height,
padding, abstractTable, doc, cell, fontSize, textHeight,
valign, halign, tlines, textFont, formResources, settings);
@@ -592,5 +599,11 @@ public class TableDrawUtils {
}
return "";
}
+
+ private static void addToAlternateTableCaption(Entry cell){
+ alternateTableCaption.append(cell.getValue());
+ alternateTableCaption.append("\n");//better for screen reader
+ }
+
}