arsvendg/Stirling-PDF
1
0
Fork 0
mirror of https://github.com/arsvendg/Stirling-PDF.git synced 2026-07-15 11:00:47 +02:00
Code Issues Actions 4 Packages Projects Releases 1 Wiki Activity

new workaround for remove digital signature

Browse Source
This commit is contained in:
Ludy87
2024-06-01 21:30:05 +02:00
parent 01a3fa8cfe
commit 5799e61385
34 changed files with 137 additions and 9 deletions
Download Patch File Download Diff File Expand all files Collapse all files
src/main/java/stirling/software/SPDF/controller/api/security/RemoveCertSignController.java
+12 -2
View File
@@ -1,11 +1,14 @@
package stirling.software.SPDF.controller.api.security;
import java.io.ByteArrayOutputStream;
import java.util.List;
import java.util.stream.Collectors;
import org.apache.pdfbox.Loader;
import org.apache.pdfbox.pdmodel.PDDocument;
import org.apache.pdfbox.pdmodel.PDDocumentCatalog;
import org.apache.pdfbox.pdmodel.interactive.form.PDAcroForm;
import org.apache.pdfbox.pdmodel.interactive.form.PDField;
import org.apache.pdfbox.pdmodel.interactive.form.PDSignatureField;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
@@ -54,8 +57,15 @@ public class RemoveCertSignController {
// Get the AcroForm
PDAcroForm acroForm = catalog.getAcroForm();
if (acroForm != null) {
// Remove signature fields
acroForm.getFields().removeIf(field -> field instanceof PDSignatureField);
// Remove signature fields safely
List<PDField> fieldsToRemove =
acroForm.getFields().stream()
.filter(field -> field instanceof PDSignatureField)
.collect(Collectors.toList());
if (!fieldsToRemove.isEmpty()) {
acroForm.flatten(fieldsToRemove, false);
}
}
// Save the modified document to the ByteArrayOutputStream