Added Profile configuration validation

3 files changed, 136 insertions, 0 deletions

diff --git a/pdf-as-pdfbox-2/build.gradle b/pdf-as-pdfbox-2/build.gradle
index 4fe4b427..f62604a3 100644
--- a/pdf-as-pdfbox-2/build.gradle
+++ b/pdf-as-pdfbox-2/build.gradle
@@ -25,9 +25,13 @@ dependencies {
 	compile 'org.slf4j:jcl-over-slf4j:1.7.18'
 	compile group: 'org.apache.pdfbox', name: 'pdfbox', version: '2.0.2'
 	compile group: 'org.apache.pdfbox', name: 'pdfbox-tools', version: '2.0.2'
+	testCompile group: 'org.apache.pdfbox', name: 'preflight', version: '2.0.2'
 	compile group: 'commons-io', name: 'commons-io', version: '2.4'
 	compile group: 'ognl', name: 'ognl', version: '3.0.6'
 	testCompile group: 'junit', name: 'junit', version: '4.+'
+	compile group: 'com.github.jai-imageio', name: 'jai-imageio-jpeg2000', version: '1.3.0'
+	compile group: 'com.github.jai-imageio', name: 'jai-imageio-core', version: '1.3.1'
+	compile group: 'com.levigo.jbig2', name: 'levigo-jbig2-imageio', version: '1.6.5'
 }
 
 test {
diff --git a/pdf-as-pdfbox-2/src/main/java/at/gv/egiz/pdfas/lib/impl/pdfbox2/configuration/ProfileValidator.java b/pdf-as-pdfbox-2/src/main/java/at/gv/egiz/pdfas/lib/impl/pdfbox2/configuration/ProfileValidator.java
new file mode 100644
index 00000000..8d02d1b3
--- /dev/null
+++ b/pdf-as-pdfbox-2/src/main/java/at/gv/egiz/pdfas/lib/impl/pdfbox2/configuration/ProfileValidator.java
@@ -0,0 +1,131 @@
+package at.gv.egiz.pdfas.lib.impl.pdfbox2.configuration;
+
+import iaik.asn1.ObjectID;
+import iaik.asn1.structures.Name;
+import iaik.x509.X509Certificate;
+
+import java.io.ByteArrayOutputStream;
+import java.io.IOException;
+import java.math.BigInteger;
+import java.util.ArrayList;
+import java.util.HashSet;
+import java.util.Iterator;
+import java.util.Set;
+
+import org.apache.pdfbox.pdmodel.PDDocument;
+import org.apache.pdfbox.pdmodel.PDPage;
+import org.apache.pdfbox.pdmodel.common.PDRectangle;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import at.gv.egiz.pdfas.common.exceptions.PdfAsSettingsValidationException;
+import at.gv.egiz.pdfas.common.settings.ISettings;
+import at.gv.egiz.pdfas.common.settings.SignatureProfileSettings;
+import at.gv.egiz.pdfas.lib.api.ByteArrayDataSource;
+import at.gv.egiz.pdfas.lib.configuration.ConfigurationValidator;
+import at.gv.egiz.pdfas.lib.impl.pdfbox2.PDFBOXObject;
+import at.gv.egiz.pdfas.lib.impl.stamping.TableFactory;
+import at.gv.egiz.pdfas.lib.impl.stamping.pdfbox2.PDFBoxTable;
+import at.gv.egiz.pdfas.lib.impl.status.ICertificateProvider;
+import at.gv.egiz.pdfas.lib.impl.status.OperationStatus;
+import at.knowcenter.wag.egov.egiz.table.Table;
+
+public class ProfileValidator implements ConfigurationValidator{
+
+	private static final String NAME = "PDFBOX_2_PROFILE_VALIDATOR";
+
+	private static final Logger logger = LoggerFactory
+			.getLogger(ProfileValidator.class);
+
+	@Override
+	public void validate(ISettings settings) throws PdfAsSettingsValidationException{
+		Set<String> profileIds = new HashSet<String>();
+
+		Iterator<String> itKeys = settings.getFirstLevelKeys("sig_obj.types.")
+				.iterator();
+		while (itKeys.hasNext()) {
+			String key = itKeys.next();
+			String profile = key.substring("sig_obj.types.".length());
+
+			if (settings.getValue(key).equals("on")) {
+				profileIds.add(profile);
+			}
+		}
+		logger.debug("Validating "+profileIds.size()+ " Profiles.");
+
+		ArrayList<SignatureProfileSettings> profileSettings = new ArrayList<SignatureProfileSettings>();
+
+		OperationStatus opState = new OperationStatus(settings, null, null);
+		
+		X509Certificate dummyCert = new X509Certificate();
+		dummyCert.setSerialNumber(new BigInteger("123"));
+		Name n = new Name();
+		n.addRDN(ObjectID.country, "AT");
+		n.addRDN(ObjectID.locality, "Graz");
+		n.addRDN(ObjectID.organization ,"test");
+		n.addRDN(ObjectID.organizationalUnit ,"test");
+		n.addRDN(ObjectID.commonName ,"testca");
+		dummyCert.setIssuerDN(n);
+		dummyCert.setSubjectDN(n);
+
+		ICertificateProvider certProvider = new DummyCertificateProvider(dummyCert);
+
+		PDFBOXObject pdfBoxObject = new PDFBOXObject(opState);
+		PDDocument origDoc = new PDDocument();
+		origDoc.addPage(new PDPage(PDRectangle.A4));
+		ByteArrayOutputStream baos = new ByteArrayOutputStream();
+		try {
+
+			origDoc.save(baos);
+			baos.close();
+			origDoc.close();
+
+			pdfBoxObject.setOriginalDocument(new ByteArrayDataSource(baos.toByteArray()));
+		} catch (IOException e1) {
+			logger.info("Configuration Validation failed!");
+			throw new PdfAsSettingsValidationException("Configuration Validationfailed!", e1);
+		}
+
+
+		for(String id:profileIds){
+			SignatureProfileSettings profileSetting = new SignatureProfileSettings(id, settings);
+			profileSettings.add(profileSetting);
+			if(profileSetting.getValue("isvisible")!=null){
+				if(profileSetting.getValue("isvisible").equals("false")){
+					continue;
+				}
+			}
+			Table t;
+			try {
+				t = TableFactory.createSigTable(profileSetting, "main", opState, certProvider);
+				new PDFBoxTable(t, null, settings, pdfBoxObject);
+			} catch (Exception e) {
+				logger.info("Configuration Validation for profile "+id+" failed!");
+				throw new PdfAsSettingsValidationException("Configuration Validation for profile "+id+" failed!", e);
+			} 
+
+		}
+	}
+
+	@Override
+	public boolean usedAsDefault() {
+		return true;
+	}
+
+	@Override
+	public String getName() {
+		return NAME;
+	}
+	
+	private class DummyCertificateProvider implements ICertificateProvider {
+		private X509Certificate cert;		
+		public DummyCertificateProvider(X509Certificate cert) {
+			this.cert = cert;
+		}
+		public X509Certificate getCertificate() {
+			return cert;
+		}
+
+	}
+
+}
diff --git a/pdf-as-pdfbox-2/src/main/resources/META-INF/services/at.gv.egiz.pdfas.lib.configuration.ConfigurationValidator b/pdf-as-pdfbox-2/src/main/resources/META-INF/services/at.gv.egiz.pdfas.lib.configuration.ConfigurationValidator
new file mode 100644
index 00000000..ac38ebbf
--- /dev/null
+++ b/pdf-as-pdfbox-2/src/main/resources/META-INF/services/at.gv.egiz.pdfas.lib.configuration.ConfigurationValidator
@@ -0,0 +1 @@
+at.gv.egiz.pdfas.lib.impl.pdfbox2.configuration.ProfileValidator
\ No newline at end of file