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authoremusic <emina.music@egiz.gv.at>2019-12-16 16:30:47 +0100
committeremusic <emina.music@egiz.gv.at>2019-12-16 16:30:47 +0100
commita2756cccaea16bd2f5b99eedc5b07699552a7537 (patch)
treeb62a055bcbf1c19e3767fa01f6a0552c57e2b6d4 /pdf-as-pdfbox-2
parentba0bfe16e391c13d67a34ea216e9b40ea0751c04 (diff)
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remove add new page functionality when signature already exists
Diffstat (limited to 'pdf-as-pdfbox-2')
-rw-r--r--pdf-as-pdfbox-2/src/main/java/at/gv/egiz/pdfas/lib/impl/pdfbox2/positioning/Positioning.java61
-rw-r--r--pdf-as-pdfbox-2/src/main/java/at/gv/egiz/pdfas/lib/impl/pdfbox2/utils/PdfBoxUtils.java2
-rw-r--r--pdf-as-pdfbox-2/src/main/java/at/gv/egiz/pdfas/lib/impl/signing/pdfbox2/PADESPDFBOXSigner.java37
-rw-r--r--pdf-as-pdfbox-2/src/main/java/at/gv/egiz/pdfas/lib/impl/stamping/pdfbox2/PDFAsVisualSignatureBuilder.java1
4 files changed, 59 insertions, 42 deletions
diff --git a/pdf-as-pdfbox-2/src/main/java/at/gv/egiz/pdfas/lib/impl/pdfbox2/positioning/Positioning.java b/pdf-as-pdfbox-2/src/main/java/at/gv/egiz/pdfas/lib/impl/pdfbox2/positioning/Positioning.java
index 534c6c40..7942edcd 100644
--- a/pdf-as-pdfbox-2/src/main/java/at/gv/egiz/pdfas/lib/impl/pdfbox2/positioning/Positioning.java
+++ b/pdf-as-pdfbox-2/src/main/java/at/gv/egiz/pdfas/lib/impl/pdfbox2/positioning/Positioning.java
@@ -26,11 +26,14 @@ package at.gv.egiz.pdfas.lib.impl.pdfbox2.positioning;
import java.awt.geom.AffineTransform;
import java.awt.geom.Point2D;
import java.io.IOException;
+import java.util.ArrayList;
+import java.util.List;
import org.apache.pdfbox.pdmodel.PDDocument;
import org.apache.pdfbox.pdmodel.PDPage;
import org.apache.pdfbox.pdmodel.PDPageTree;
import org.apache.pdfbox.pdmodel.common.PDRectangle;
+import org.apache.pdfbox.pdmodel.interactive.form.PDSignatureField;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
@@ -159,27 +162,44 @@ public class Positioning {
public static PositioningInstruction adjustSignatureTableandCalculatePosition(
final PDDocument pdfDataSource, IPDFVisualObject pdf_table,
TablePos pos, ISettings settings) throws PdfAsException {
-
+ List<PDSignatureField> pdSignatureFieldList = new ArrayList<>();
PdfBoxUtils.checkPDFPermissions(pdfDataSource);
- // get pages of currentdocument
+ int counter = 0;
+ try {
+ //count signature fields with signatures
+ pdSignatureFieldList = pdfDataSource.getSignatureFields();
+ for (PDSignatureField signatureField : pdSignatureFieldList)
+ {
+ if(signatureField.getSignature()!=null){
+ counter++;
+ }
+ }
+ } catch (IOException e) {
+ e.printStackTrace();
+ }
+ // get pages of currentdocument
int doc_pages = pdfDataSource.getNumberOfPages();
int page = doc_pages;
boolean make_new_page = pos.isNewPage();
+
+ //we cannot add new page if a document is already signed
+
+
if (!(pos.isNewPage() || pos.isPauto())) {
// we should posit signaturtable on this page
-
page = pos.getPage();
// System.out.println("XXXXPAGE="+page+" doc_pages="+doc_pages);
- if (page > doc_pages) {
- make_new_page = true;
- page = doc_pages;
-
- }
-
+ if (page > doc_pages ) {
+ make_new_page = true;
+ page = doc_pages;
+ }
}
-
+ if(make_new_page && counter!=0)
+ {
+ make_new_page = false;
+ }
PDPage pdPage = pdfDataSource.getPage(page-1);
@@ -259,7 +279,7 @@ public class Positioning {
// pos_y is auto
if (make_new_page) {
// ignore footer in new page
- page++;
+ page++;
pos_y = page_height - SIGNATURE_MARGIN_VERTICAL;
return new PositioningInstruction(make_new_page, page, pos_x,
pos_y, pos.rotation);
@@ -287,12 +307,16 @@ public class Positioning {
// no text --> SIGNATURE_BORDER
pos_y = page_height - SIGNATURE_MARGIN_VERTICAL;
if (pos_y - footer_line <= table_height) {
- make_new_page = true;
+ if(counter!=0)
+ make_new_page = false;
+ else{
+ make_new_page = true;
+ page++;
+ }
if (!pos.isPauto()) {
// we have to correct pagenumber
page = pdfDataSource.getNumberOfPages();
}
- page++;
// no text --> SIGNATURE_BORDER
pos_y = page_height - SIGNATURE_MARGIN_VERTICAL;
}
@@ -303,20 +327,23 @@ public class Positioning {
// we do have text take SIGNATURE_MARGIN
pos_y = page_height - page_length - SIGNATURE_MARGIN_VERTICAL;
if (pos_y - footer_line <= table_height) {
- make_new_page = true;
+ ///TODO: new page should not be created when signature exists
+ if(counter!=0)
+ make_new_page = false;
+ else{
+ make_new_page = true;
+ page++;
+ }
if (!pos.isPauto()) {
// we have to correct pagenumber in case of absolute page and
// not enough
// space
page = pdfDataSource.getNumberOfPages();
}
- page++;
// no text --> SIGNATURE_BORDER
pos_y = page_height - SIGNATURE_MARGIN_VERTICAL;
}
return new PositioningInstruction(make_new_page, page, pos_x, pos_y,
pos.rotation);
-
}
-
}
diff --git a/pdf-as-pdfbox-2/src/main/java/at/gv/egiz/pdfas/lib/impl/pdfbox2/utils/PdfBoxUtils.java b/pdf-as-pdfbox-2/src/main/java/at/gv/egiz/pdfas/lib/impl/pdfbox2/utils/PdfBoxUtils.java
index 85073568..1a6499ac 100644
--- a/pdf-as-pdfbox-2/src/main/java/at/gv/egiz/pdfas/lib/impl/pdfbox2/utils/PdfBoxUtils.java
+++ b/pdf-as-pdfbox-2/src/main/java/at/gv/egiz/pdfas/lib/impl/pdfbox2/utils/PdfBoxUtils.java
@@ -64,9 +64,7 @@ public class PdfBoxUtils {
}
count++;
-
logger.debug("Returning sig number: " + count);
-
return count;
}
diff --git a/pdf-as-pdfbox-2/src/main/java/at/gv/egiz/pdfas/lib/impl/signing/pdfbox2/PADESPDFBOXSigner.java b/pdf-as-pdfbox-2/src/main/java/at/gv/egiz/pdfas/lib/impl/signing/pdfbox2/PADESPDFBOXSigner.java
index c37002c4..c99bb608 100644
--- a/pdf-as-pdfbox-2/src/main/java/at/gv/egiz/pdfas/lib/impl/signing/pdfbox2/PADESPDFBOXSigner.java
+++ b/pdf-as-pdfbox-2/src/main/java/at/gv/egiz/pdfas/lib/impl/signing/pdfbox2/PADESPDFBOXSigner.java
@@ -132,6 +132,9 @@ public class PADESPDFBOXSigner implements IPdfSigner, IConfigurationConstants {
try {
doc = pdfObject.getDocument();
+ //if signature already exists dont create new page
+ List<PDSignatureField> pdSignatureFieldList = doc.getSignatureFields();
+
SignaturePlaceholderData signaturePlaceholderData = PlaceholderFilter
.checkPlaceholderSignature(pdfObject.getStatus(), pdfObject.getStatus().getSettings());
@@ -172,14 +175,12 @@ public class PADESPDFBOXSigner implements IPdfSigner, IConfigurationConstants {
String sigFieldName = pdfObject.getStatus().getSettings().getValue(SIGNATURE_FIELD_NAME);
signature = findExistingSignature(doc, sigFieldName);
//signature = findExistingSignature(doc, "ownerSignature");
- if (signature == null)
- {
+ if (signature == null) {
// create signature dictionary
signature = new PDSignature();
}
- else
- {
+ else {
isAdobeSigForm = true;
}
@@ -304,8 +305,9 @@ public class PADESPDFBOXSigner implements IPdfSigner, IConfigurationConstants {
logger.debug("Positioning: {}", positioningInstruction.toString());
- if(!isAdobeSigForm){
+ if(!isAdobeSigForm) {
if (positioningInstruction.isMakeNewPage()) {
+
int last = doc.getNumberOfPages() - 1;
PDDocumentCatalog root = doc.getDocumentCatalog();
PDPage lastPage = root.getPages().get(last);
@@ -318,12 +320,13 @@ public class PADESPDFBOXSigner implements IPdfSigner, IConfigurationConstants {
// handle rotated page
int targetPageNumber = positioningInstruction.getPage();
+
logger.debug("Target Page: " + targetPageNumber);
PDPage targetPage = doc.getPages().get(targetPageNumber - 1);
int rot = targetPage.getRotation();
logger.debug("Page rotation: " + rot);
// positioningInstruction.setRotation(positioningInstruction.getRotation()
- // + rot);
+ // // + rot);
logger.debug("resulting Sign rotation: " + positioningInstruction.getRotation());
SignaturePositionImpl position = new SignaturePositionImpl();
@@ -349,14 +352,10 @@ public class PADESPDFBOXSigner implements IPdfSigner, IConfigurationConstants {
*/
if (signaturePlaceholderData != null) {
- // Placeholder found!
- // replace placeholder
-
InputStream fis = PADESPDFBOXSigner.class.getResourceAsStream("/placeholder/empty.jpg");
PDImageXObject img = JPEGFactory.createFromStream(doc, fis);
-
img.getCOSObject().setNeedToBeUpdated(true);
// PDDocumentCatalog root = doc.getDocumentCatalog();
// PDPageNode rootPages = root.getPages();
@@ -414,12 +413,11 @@ public class PADESPDFBOXSigner implements IPdfSigner, IConfigurationConstants {
doc.addSignature(signature, signer, options);
- //String sigFieldName = "ownerSignature";
-
if (sigFieldName == null) {
sigFieldName = "PDF-AS Signatur";
}
+
int count = PdfBoxUtils.countSignatures(doc, sigFieldName);
sigFieldName = sigFieldName + count;
@@ -434,7 +432,7 @@ public class PADESPDFBOXSigner implements IPdfSigner, IConfigurationConstants {
// pdstRoot);
//this is not used for Adobe signature fields
- if(!isAdobeSigForm){
+ if(!isAdobeSigForm) {
PDSignatureField signatureField = null;
if (acroFormm != null) {
@SuppressWarnings("unchecked")
@@ -474,7 +472,6 @@ public class PADESPDFBOXSigner implements IPdfSigner, IConfigurationConstants {
}
}
-
PDSignatureField signatureField = null;
PDAcroForm acroForm = doc.getDocumentCatalog().getAcroForm();
if (acroForm != null) {
@@ -646,7 +643,7 @@ public class PADESPDFBOXSigner implements IPdfSigner, IConfigurationConstants {
} catch (IOException e) {
logger.warn(MessageResolver.resolveMessage("error.pdf.sig.01"), e);
throw new PdfAsException("error.pdf.sig.01", e);
- } finally {
+ } finally {
if (doc != null) {
try {
doc.close();
@@ -708,7 +705,7 @@ public class PADESPDFBOXSigner implements IPdfSigner, IConfigurationConstants {
throw new PdfAsException("Failed validating PDF Document RuntimeException.");
} finally {
if (document != null) {
- IOUtils.closeQuietly((Closeable) document);
+ IOUtils.closeQuietly(document);
}
}
}
@@ -752,11 +749,10 @@ public class PADESPDFBOXSigner implements IPdfSigner, IConfigurationConstants {
public Image generateVisibleSignaturePreview(SignParameter parameter, java.security.cert.X509Certificate cert,
int resolution, OperationStatus status, RequestedSignature requestedSignature) throws PDFASError {
try {
- PDFBOXObject pdfObject = (PDFBOXObject) status.getPdfObject();
+ PDFBOXObject pdfObject = (PDFBOXObject) status.getPdfObject();
PDDocument origDoc = new PDDocument();
-
origDoc.addPage(new PDPage(PDRectangle.A4));
ByteArrayOutputStream baos = new ByteArrayOutputStream();
origDoc.save(baos);
@@ -779,7 +775,7 @@ public class PADESPDFBOXSigner implements IPdfSigner, IConfigurationConstants {
.getSignatureProfileConfiguration(requestedSignature.getSignatureProfileID());
String signaturePosString = signatureProfileConfiguration.getDefaultPositioning();
- PositioningInstruction positioningInstruction = null;
+ PositioningInstruction positioningInstruction;
if (signaturePosString != null) {
positioningInstruction = Positioning.determineTablePositioning(new TablePos(signaturePosString), "",
origDoc, visualObject, pdfObject.getStatus().getSettings());
@@ -886,9 +882,6 @@ public class PADESPDFBOXSigner implements IPdfSigner, IConfigurationConstants {
if (signature == null)
{
signature = new PDSignature();
- // after solving PDFBOX-3524
- // signatureField.setValue(signature)
- // until then:
signatureField.getCOSObject().setItem(COSName.V, signature);
}
else
diff --git a/pdf-as-pdfbox-2/src/main/java/at/gv/egiz/pdfas/lib/impl/stamping/pdfbox2/PDFAsVisualSignatureBuilder.java b/pdf-as-pdfbox-2/src/main/java/at/gv/egiz/pdfas/lib/impl/stamping/pdfbox2/PDFAsVisualSignatureBuilder.java
index d283c3e3..b797fec8 100644
--- a/pdf-as-pdfbox-2/src/main/java/at/gv/egiz/pdfas/lib/impl/stamping/pdfbox2/PDFAsVisualSignatureBuilder.java
+++ b/pdf-as-pdfbox-2/src/main/java/at/gv/egiz/pdfas/lib/impl/stamping/pdfbox2/PDFAsVisualSignatureBuilder.java
@@ -657,7 +657,6 @@ public class PDFAsVisualSignatureBuilder extends PDVisibleSigBuilder implements
public void removeCidSet(PDDocument document) throws IOException {
PDDocumentCatalog catalog = document.getDocumentCatalog();
-
COSName cidSet = COSName.getPDFName("CIDSet");
Iterator<PDPage> pdPageIterator = catalog.getPages().iterator();