/*******************************************************************************
* Copyright 2014 by E-Government Innovation Center EGIZ, Graz, Austria
* PDF-AS has been contracted by the E-Government Innovation Center EGIZ, a
* joint initiative of the Federal Chancellery Austria and Graz University of
* Technology.
*
* Licensed under the EUPL, Version 1.1 or - as soon they will be approved by
* the European Commission - subsequent versions of the EUPL (the "Licence");
* You may not use this work except in compliance with the Licence.
* You may obtain a copy of the Licence at:
* http://www.osor.eu/eupl/
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the Licence is distributed on an "AS IS" basis,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the Licence for the specific language governing permissions and
* limitations under the Licence.
*
* This product combines work with different licenses. See the "NOTICE" text
* file for details on the various modules and licenses.
* The "NOTICE" text file is part of the distribution. Any derivative works
* that you distribute must include a readable copy of the "NOTICE" text file.
******************************************************************************/
package at.gv.egiz.pdfas.lib.impl.stamping;
import at.gv.egiz.pdfas.common.settings.IProfileConstants;
import at.gv.egiz.pdfas.common.settings.SignatureProfileSettings;
import at.gv.egiz.pdfas.lib.impl.status.ICertificateProvider;
import at.gv.egiz.pdfas.lib.impl.status.OperationStatus;
import at.gv.egiz.pdfas.lib.impl.status.RequestedSignature;
import org.apache.commons.lang3.RandomStringUtils;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import java.nio.charset.Charset;
import java.text.SimpleDateFormat;
import java.util.Calendar;
import java.util.HashMap;
import java.util.Map;
import java.util.TimeZone;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
/**
* Created with IntelliJ IDEA. User: afitzek Date: 9/11/13 Time: 11:11 AM To
* change this template use File | Settings | File Templates.
*/
public class ValueResolver implements IProfileConstants, IResolver {
private static final Logger logger = LoggerFactory
.getLogger(ValueResolver.class);
public static final String PatternRegex = "\\$(\\{[^\\$]*\\})";
public static final String defaultDateFormat = "yyyy-MM-dd'T'HH:mm:ssXXX";
public static final String EXP_START = "${";
public static final String EXP_END = "}";
private static final Charset ISO = Charset.forName("ISO-8859-1");
private static final Charset UTF_8 = Charset.forName("UTF-8");
private IResolver internalResolver;
public ValueResolver(ICertificateProvider certProvider, OperationStatus operationStatus) {
// Map test = new HashMap<>();
// test.put("schoolNameRand", RandomStringUtils.randomAlphabetic(5));
// test.put("schoolName", "EGIZ testschule");
//
// test.put("subject","bbBbb");
// internalRequestParameterResolver = new RequestParameterResolver(test);
internalResolver = new CertificateAndRequestParameterResolver(certProvider.getCertificate(),
operationStatus);
}
public String resolve(String key, String value,
SignatureProfileSettings settings) {
logger.debug("Resolving value for key: " + key);
logger.debug("Resolving value with value: " + value);
//this needs to be encoded because of special characters
if(settings.isLatin1Encoding()) {
value = new String(value.getBytes(ISO), UTF_8);
}
if (key.equals(SIG_DATE)) {
if (value == null) {
value = defaultDateFormat;
}
// Value holds the date format!
//
SimpleDateFormat fdf = new SimpleDateFormat(value);
String timeZone = settings.getProfileTimeZone();
if(timeZone != null) {
fdf.setTimeZone(TimeZone.getTimeZone(timeZone));
}
Calendar cal = Calendar.getInstance();
return fdf.format(cal.getTime());
}
if (value != null) {
Pattern pattern = Pattern.compile(PatternRegex);
Matcher matcher = pattern.matcher(value);
String result = "";
int curidx = 0;
if (matcher.find()) {
do {
int idx = matcher.start(0);
int idxe = matcher.end(0);
String tmp1 = value.substring(curidx, idx);
result += tmp1;
curidx = idxe;
String tmpValue = matcher.group(1);
String tmp2 = internalResolver.resolve(key, tmpValue, settings);
result += tmp2;
} while (matcher.find());
} else {
result = value;
}
return result;
}
return value;
}
}