From aa45585a4cb9e7aff0ef3da3c6a6fe43b9ace98c Mon Sep 17 00:00:00 2001
From: Alexander Marsalek <amarsalek@iaik.tugraz.at>
Date: Tue, 20 Apr 2021 21:12:16 +0200
Subject: fix?

---
 .../lib/impl/placeholder/PlaceholderExtractor.java |  4 ++
 .../lib/impl/placeholder/PlaceholderFilter.java    | 63 ++++++++++++++++++++++
 2 files changed, 67 insertions(+)

(limited to 'pdf-as-lib/src/main/java')

diff --git a/pdf-as-lib/src/main/java/at/gv/egiz/pdfas/lib/impl/placeholder/PlaceholderExtractor.java b/pdf-as-lib/src/main/java/at/gv/egiz/pdfas/lib/impl/placeholder/PlaceholderExtractor.java
index 4c352b90..0a55b834 100644
--- a/pdf-as-lib/src/main/java/at/gv/egiz/pdfas/lib/impl/placeholder/PlaceholderExtractor.java
+++ b/pdf-as-lib/src/main/java/at/gv/egiz/pdfas/lib/impl/placeholder/PlaceholderExtractor.java
@@ -3,6 +3,10 @@ package at.gv.egiz.pdfas.lib.impl.placeholder;
 import at.gv.egiz.pdfas.common.exceptions.PdfAsException;
 import at.gv.egiz.pdfas.lib.impl.status.PDFObject;
 
+import java.util.List;
+
 public interface PlaceholderExtractor {
 	SignaturePlaceholderData extract(PDFObject doc, String placeholderId, int matchMode) throws PdfAsException;
+
+	List<SignaturePlaceholderData> extractList(PDFObject pdfObject, String placeholderID, int placeholderMode) throws PdfAsException;
 }
diff --git a/pdf-as-lib/src/main/java/at/gv/egiz/pdfas/lib/impl/placeholder/PlaceholderFilter.java b/pdf-as-lib/src/main/java/at/gv/egiz/pdfas/lib/impl/placeholder/PlaceholderFilter.java
index 500b9e24..99c09295 100644
--- a/pdf-as-lib/src/main/java/at/gv/egiz/pdfas/lib/impl/placeholder/PlaceholderFilter.java
+++ b/pdf-as-lib/src/main/java/at/gv/egiz/pdfas/lib/impl/placeholder/PlaceholderFilter.java
@@ -24,6 +24,7 @@
 package at.gv.egiz.pdfas.lib.impl.placeholder;
 
 import java.io.IOException;
+import java.util.List;
 
 import at.gv.egiz.pdfas.common.exceptions.PDFASError;
 import at.gv.egiz.pdfas.common.exceptions.PdfAsErrorCarrier;
@@ -102,4 +103,66 @@ public class PlaceholderFilter implements IConfigurationConstants,
 		return null;
 	}
 
+	public static List<SignaturePlaceholderData> checkPlaceholderSignatureLocationList(OperationStatus status, ISettings settings, String signatureLocation) throws PdfAsException,
+			IOException {
+		String placeholderID;
+
+		if (status.getPlaceholderConfiguration().isGlobalPlaceholderEnabled()) {
+			PlaceholderExtractor extractor = status.getBackend().getPlaceholderExtractor();
+
+			if(StringUtils.isNotEmpty(signatureLocation)) {
+				placeholderID = signatureLocation;
+			} else {
+				placeholderID = PlaceholderWebConfiguration.getValue(PLACEHOLDER_WEB_ID);
+				if(StringUtils.isEmpty(placeholderID)) {
+					placeholderID = settings.getValue(PLACEHOLDER_ID);
+				}
+			}
+
+			String placeholderModeString = settings.getValue(PLACEHOLDER_MODE);
+			int placeholderMode = PLACEHOLDER_MATCH_MODE_MODERATE;
+			if (StringUtils.isNotEmpty(placeholderModeString)) {
+				try {
+					placeholderMode = Integer.parseInt(placeholderModeString);
+					if (placeholderMode < PLACEHOLDER_MODE_MIN
+							|| placeholderMode > PLACEHOLDER_MODE_MAX) {
+						throw new PdfAsErrorCarrier(new PDFASError(
+								PDFASError.ERROR_INVALID_PLACEHOLDER_MODE));
+					}
+				} catch (NumberFormatException e) {
+					throw new PdfAsErrorCarrier(new PDFASError(
+							PDFASError.ERROR_INVALID_PLACEHOLDER_MODE, e));
+				}
+			}
+			return extractor.extractList(status.getPdfObject(), placeholderID,
+					placeholderMode);
+
+		} else if (status.getPlaceholderConfiguration().isProfileConfigurationEnabled(status.getRequestedSignature().getSignatureProfileID())) {
+			//filter for local placeholder in selected profiles
+			PlaceholderExtractor extractor = status.getBackend().getPlaceholderExtractor();
+			int placeholderMode = PLACEHOLDER_MATCH_MODE_SORTED;
+
+			placeholderID = status.getPlaceholderConfiguration().getProfilePlaceholderID(status.getRequestedSignature().getSignatureProfileID());
+			if(StringUtils.isNotEmpty(placeholderID)) {
+				placeholderMode = PLACEHOLDER_MATCH_MODE_MODERATE;
+			}
+			String placeholderModeString = settings.getValue(PLACEHOLDER_MODE);
+			if (StringUtils.isNotEmpty(placeholderModeString))  {
+				try {
+					placeholderMode = Integer.parseInt(placeholderModeString);
+					if (placeholderMode < PLACEHOLDER_MODE_MIN
+							|| placeholderMode > PLACEHOLDER_MODE_MAX) {
+						throw new PdfAsErrorCarrier(new PDFASError(
+								PDFASError.ERROR_INVALID_PLACEHOLDER_MODE));
+					}
+				} catch (NumberFormatException e) {
+					throw new PdfAsErrorCarrier(new PDFASError(
+							PDFASError.ERROR_INVALID_PLACEHOLDER_MODE, e));
+				}
+			}
+			return extractor.extractList(status.getPdfObject(), placeholderID,
+					placeholderMode);
+		}
+		return null;
+	}
 }
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