/*
 * Copyright 2017 Graz University of Technology EAAF-Core Components has been developed in a
 * cooperation between EGIZ, A-SIT Plus, A-SIT, and Graz University of Technology.
 *
 * Licensed under the EUPL, Version 1.2 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:
 * https://joinup.ec.europa.eu/news/understanding-eupl-v12
 *
 * 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.eaaf.modules.pvp2.impl.builder.reqattr;

import javax.xml.namespace.QName;

import at.gv.egiz.eaaf.modules.pvp2.PvpConstants;
import at.gv.egiz.eaaf.modules.pvp2.api.reqattr.EaafRequestedAttribute;

import org.opensaml.core.xml.XMLObject;
import org.opensaml.core.xml.io.UnmarshallingException;
import org.opensaml.saml.common.AbstractSAMLObjectUnmarshaller;
import org.w3c.dom.Attr;

import net.shibboleth.utilities.java.support.xml.QNameSupport;

public class EaafRequestedAttributeUnmarshaller extends AbstractSAMLObjectUnmarshaller {
  @Override
  protected final void processChildElement(final XMLObject parentSamlObject,
      final XMLObject childSamlObject) throws UnmarshallingException {
    final EaafRequestedAttribute requestedAttr = (EaafRequestedAttribute) parentSamlObject;
    final QName childQName = childSamlObject.getElementQName();

    if ("AttributeValue".equals(childQName.getLocalPart())
        && childQName.getNamespaceURI().equals(PvpConstants.EIDAT10_SAML_NS)) {
      requestedAttr.getAttributeValues().add(childSamlObject);

    } else {
      super.processChildElement(parentSamlObject, childSamlObject);
    }

  }

  @Override
  protected final void processAttribute(final XMLObject samlObject, final Attr attribute)
      throws UnmarshallingException {
    final EaafRequestedAttribute requestedAttr = (EaafRequestedAttribute) samlObject;
    if (attribute.getLocalName().equals(EaafRequestedAttribute.NAME_ATTRIB_NAME)) {
      requestedAttr.setName(attribute.getValue());

    } else if (attribute.getLocalName().equals(EaafRequestedAttribute.NAME_FORMAT_ATTR)) {
      requestedAttr.setNameFormat(attribute.getValue());

    } else if (attribute.getLocalName().equals(EaafRequestedAttribute.FRIENDLY_NAME_ATT)) {
      requestedAttr.setFriendlyName(attribute.getValue());

    } else if (attribute.getLocalName().equals(EaafRequestedAttribute.IS_REQUIRED_ATTR)) {
      requestedAttr.setIsRequired(attribute.getValue());

    } else {
      final QName attribQName = QNameSupport.getNodeQName(attribute);
      if (attribute.isId()) {
        requestedAttr.getUnknownAttributes().registerID(attribQName);
      }
      requestedAttr.getUnknownAttributes().put(attribQName, attribute.getValue());
    }
  }
}