package at.gv.egovernment.moa.id.protocols.pvp2x.binding;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import org.opensaml.common.SAMLObject;
import org.opensaml.common.binding.BasicSAMLMessageContext;
import org.opensaml.saml2.binding.decoding.HTTPPostDecoder;
import org.opensaml.saml2.core.RequestAbstractType;
import org.opensaml.saml2.core.Response;
import org.opensaml.ws.message.decoder.MessageDecodingException;
import org.opensaml.ws.transport.http.HttpServletRequestAdapter;
import org.opensaml.xml.parse.BasicParserPool;
import org.opensaml.xml.security.SecurityException;

import at.gv.egovernment.moa.id.protocols.pvp2x.PVP2XProtocol;

public class PostBinding implements IDecoder, IEncoder {

	public void encodeRequest(HttpServletRequest req, HttpServletResponse resp,
			RequestAbstractType request) throws MessageDecodingException,
			SecurityException{
		// TODO Auto-generated method stub
		
	}

	public void encodeRespone(HttpServletRequest req, HttpServletResponse resp,
			Response response) throws MessageDecodingException,
			SecurityException{
		// TODO Auto-generated method stub
		
	}

	public RequestAbstractType decodeRequest(HttpServletRequest req,
			HttpServletResponse resp) throws MessageDecodingException,
			SecurityException{
		
		HTTPPostDecoder decode = new HTTPPostDecoder(new BasicParserPool());
		BasicSAMLMessageContext<RequestAbstractType, ?, ?> messageContext = 
				new BasicSAMLMessageContext<RequestAbstractType, SAMLObject, SAMLObject>();
		messageContext
				.setInboundMessageTransport(new HttpServletRequestAdapter(
						req));
		decode.decode(messageContext);

		RequestAbstractType inboundMessage = (RequestAbstractType) messageContext
				.getInboundMessage();
		return inboundMessage;
		
	}

	public Response decodeRespone(HttpServletRequest req,
			HttpServletResponse resp) throws MessageDecodingException,
			SecurityException{
		
		HTTPPostDecoder decode = new HTTPPostDecoder(new BasicParserPool());
		BasicSAMLMessageContext<Response, ?, ?> messageContext = 
				new BasicSAMLMessageContext<Response, SAMLObject, SAMLObject>();
		messageContext
				.setInboundMessageTransport(new HttpServletRequestAdapter(
						req));
		decode.decode(messageContext);

		Response inboundMessage = (Response) messageContext
				.getInboundMessage();
		return inboundMessage;
		
	}

	public boolean handleDecode(String action) {
		return (action.equals(PVP2XProtocol.POST));
	}
}