From 8ed8e4e931c1cb3d3c814a53a07f73b566c3b719 Mon Sep 17 00:00:00 2001
From: Alexander Marsalek <amarsalek@iaik.tugraz.at>
Date: Fri, 2 Jul 2021 14:06:44 +0200
Subject: v4.2.0

---
 .../pdfas/lib/impl/pdfbox/utils/PdfBoxUtils.java   | 73 ----------------------
 1 file changed, 73 deletions(-)
 delete mode 100644 pdf-as-pdfbox/src/main/java/at/gv/egiz/pdfas/lib/impl/pdfbox/utils/PdfBoxUtils.java

(limited to 'pdf-as-pdfbox/src/main/java/at/gv/egiz/pdfas/lib/impl/pdfbox/utils/PdfBoxUtils.java')

diff --git a/pdf-as-pdfbox/src/main/java/at/gv/egiz/pdfas/lib/impl/pdfbox/utils/PdfBoxUtils.java b/pdf-as-pdfbox/src/main/java/at/gv/egiz/pdfas/lib/impl/pdfbox/utils/PdfBoxUtils.java
deleted file mode 100644
index 01501f97..00000000
--- a/pdf-as-pdfbox/src/main/java/at/gv/egiz/pdfas/lib/impl/pdfbox/utils/PdfBoxUtils.java
+++ /dev/null
@@ -1,73 +0,0 @@
-package at.gv.egiz.pdfas.lib.impl.pdfbox.utils;
-
-import org.apache.pdfbox.cos.COSArray;
-import org.apache.pdfbox.cos.COSDictionary;
-import org.apache.pdfbox.cos.COSName;
-import org.apache.pdfbox.pdmodel.PDDocument;
-import org.apache.pdfbox.pdmodel.encryption.AccessPermission;
-import org.slf4j.Logger;
-import org.slf4j.LoggerFactory;
-
-import at.gv.egiz.pdfas.common.exceptions.PdfAsValidationException;
-
-public class PdfBoxUtils {
-	private static final Logger logger = LoggerFactory
-			.getLogger(PdfBoxUtils.class);
-	
-	public static void checkPDFPermissions(PDDocument doc)
-			throws PdfAsValidationException {
-
-		AccessPermission accessPermission = doc.getCurrentAccessPermission();
-		if (doc.isEncrypted()) {
-			throw new PdfAsValidationException("error.pdf.sig.12", null);
-		}
-
-		if (!accessPermission.isOwnerPermission()) {
-			throw new PdfAsValidationException("error.pdf.sig.12", null);
-		}
-
-	}
-
-	public static int countSignatures(PDDocument doc, String sigName) {
-		int count = 0;
-		COSDictionary trailer = doc.getDocument().getTrailer();
-		COSDictionary root = (COSDictionary) trailer
-				.getDictionaryObject(COSName.ROOT);
-		COSDictionary acroForm = (COSDictionary) root
-				.getDictionaryObject(COSName.ACRO_FORM);
-		COSArray fields = (COSArray) acroForm
-				.getDictionaryObject(COSName.FIELDS);
-		for (int i = 0; i < fields.size(); i++) {
-			COSDictionary field = (COSDictionary) fields.getObject(i);
-			String type = field.getNameAsString("FT");
-			if ("Sig".equals(type)) {
-				String name = field.getString(COSName.T);
-				if (name != null) {
-					logger.debug("Found Sig: " + name);
-					try {
-						if (name.startsWith(sigName)) {
-							String numberString = name.replace(sigName, "");
-
-							logger.debug("Found Number: " + numberString);
-
-							int SigIDX = Integer.parseInt(numberString);
-							if (SigIDX > count) {
-								count = SigIDX;
-							}
-						}
-					} catch (Throwable e) {
-						logger.info("Found a different Signature, we do not need to count this.");
-					}
-				}
-			}
-
-		}
-
-		count++;
-
-		logger.debug("Returning sig number: " + count);
-
-		return count;
-	}
-
-}
-- 
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