/*
 * Copyright 2014 Federal Chancellery Austria
 * MOA-ID has been developed in a cooperation between BRZ, the Federal
 * Chancellery Austria - ICT staff unit, 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.egovernment.moa.id.configuration.auth.pvp2;

import java.util.List;

import javax.xml.namespace.QName;

import org.opensaml.common.SignableSAMLObject;
import org.opensaml.saml2.metadata.provider.HTTPMetadataProvider;
import org.opensaml.ws.soap.soap11.Envelope;
import org.opensaml.xml.XMLObject;
import org.opensaml.xml.signature.SignatureTrustEngine;

import at.gv.egiz.eaaf.modules.pvp2.impl.verification.AbstractRequestSignedSecurityPolicyRule;
import at.gv.egovernment.moa.id.configuration.config.ConfigurationProvider;

/**
 * @author tlenz
 *
 */
public class PVPSOAPRequestSecurityPolicy extends
		AbstractRequestSignedSecurityPolicyRule {

	/** 
	 * @param trustEngine 
	 * @param peerEntityRole
	 */
	public PVPSOAPRequestSecurityPolicy(SignatureTrustEngine trustEngine,
			QName peerEntityRole) {
		super(trustEngine, peerEntityRole);
	}

	/* (non-Javadoc)
	 * @see at.gv.egovernment.moa.id.protocols.pvp2x.validation.AbstractRequestSignedSecurityPolicyRule#refreshMetadataProvider(java.lang.String)
	 */
	@Override
	protected boolean refreshMetadataProvider(String entityID) {
		try {
			HTTPMetadataProvider metadataProvider = ConfigurationProvider.getInstance().getMetaDataProvier();
			metadataProvider.setRequireValidMetadata(true);
			metadataProvider.refresh();
			
			return true;
			
		} catch (Exception e) {
			
			
		}
		
		return false;
	}

	/* (non-Javadoc)
	 * @see at.gv.egovernment.moa.id.protocols.pvp2x.validation.AbstractRequestSignedSecurityPolicyRule#getSignedSAMLObject(org.opensaml.xml.XMLObject)
	 */
	@Override
	protected SignableSAMLObject getSignedSAMLObject(XMLObject inboundData) {
		if (inboundData instanceof Envelope) {
			Envelope envelope = (Envelope) inboundData;			
			if (envelope.getBody() != null) {		
				List<XMLObject> xmlElemList = envelope.getBody().getUnknownXMLObjects();			
				if (!xmlElemList.isEmpty() && xmlElemList.get(0) instanceof SignableSAMLObject)
					return (SignableSAMLObject) xmlElemList.get(0);
								
			}
		}
		
		return null;
	}

}