1 files changed, 46 insertions, 0 deletions
diff --git a/pdf-as-lib/src/main/java/at/gv/egiz/pdfas/lib/impl/stamping/CertificateResolver.java b/pdf-as-lib/src/main/java/at/gv/egiz/pdfas/lib/impl/stamping/CertificateResolver.java
new file mode 100644
index 00000000..f30c326d
--- /dev/null
+++ b/pdf-as-lib/src/main/java/at/gv/egiz/pdfas/lib/impl/stamping/CertificateResolver.java
@@ -0,0 +1,46 @@
+package at.gv.egiz.pdfas.lib.impl.stamping;
+
+import at.gv.egiz.pdfas.common.settings.SignatureProfileSettings;
+import at.gv.egiz.pdfas.common.utils.DNUtils;
+import at.gv.egiz.pdfas.common.utils.OgnlUtils;
+import iaik.x509.X509Certificate;
+import ognl.OgnlContext;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import javax.naming.InvalidNameException;
+import javax.naming.ldap.LdapName;
+import java.util.Map;
+
+public class CertificateResolver implements IResolver {
+
+    private static final Logger logger = LoggerFactory.getLogger(CertificateResolver.class);
+
+    private OgnlContext ctx;
+    private X509Certificate certificate;
+
+    public CertificateResolver(X509Certificate certificate) {
+        this.certificate = certificate;
+        this.ctx = new OgnlContext();
+
+        try {
+            Map<String, String> issuerDNMap = DNUtils.dnToMap(certificate.getIssuerDN().getName());
+            this.ctx.put("issuer", issuerDNMap);
+        } catch (InvalidNameException e) {
+            logger.error("Failed to build issuer Map", e);
+        }
+
+        try {
+            Map<String, String> subjectDNMap = DNUtils.dnToMap(certificate.getSubjectDN().getName());
+            this.ctx.put("subject", subjectDNMap);
+        } catch (InvalidNameException e) {
+            logger.error("Failed to build subject Map", e);
+        }
+
+    }
+
+    public String resolve(String key, String value, SignatureProfileSettings settings) {
+        return OgnlUtils.resolvsOgnlExpression(value, this.ctx);
+    }
+
+}