org.ebayopensource.fido.uaf.ri.client.AuthenticationRequestProcessing.java Source code

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Here is the source code for org.ebayopensource.fido.uaf.ri.client.AuthenticationRequestProcessing.java

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/*
 * Copyright 2015 eBay Software Foundation
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *    http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.ebayopensource.fido.uaf.ri.client;

import org.apache.commons.codec.binary.Base64;
import org.ebayopensource.fido.uaf.msg.AuthenticationRequest;
import org.ebayopensource.fido.uaf.msg.AuthenticationResponse;
import org.ebayopensource.fido.uaf.msg.AuthenticatorSignAssertion;
import org.ebayopensource.fido.uaf.msg.FinalChallengeParams;
import org.ebayopensource.fido.uaf.msg.OperationHeader;

import com.google.gson.Gson;

public class AuthenticationRequestProcessing {

    public AuthenticationResponse processRequest(AuthenticationRequest request) {
        AuthenticationResponse response = new AuthenticationResponse();
        Gson gson = new Gson();
        setAppId(request, response);
        response.header = new OperationHeader();
        response.header.serverData = request.header.serverData;
        response.header.op = request.header.op;
        response.header.upv = request.header.upv;

        FinalChallengeParams fcParams = new FinalChallengeParams();
        fcParams.appID = Constants.APP_ID;
        fcParams.facetID = Constants.FACET_ID;
        fcParams.challenge = request.challenge;
        response.fcParams = Base64.encodeBase64URLSafeString(gson.toJson(fcParams).getBytes());
        setAssertions(response);
        return response;
    }

    private void setAssertions(AuthenticationResponse response) {
        AuthenticatorSignAssertion assertion = new AuthenticatorSignAssertion();
        assertion.assertionScheme = "UAFV1TLV";
        // Example from specs doc
        assertion.assertion = "Aj7WAAQ-jgALLgkAQUJDRCNBQkNEDi4FAAABAQEADy4gAHwyJAEX8t1b2wOxbaKOC5ZL7ACqbLo_TtiQfK3DzDsHCi4gAFwCUz-dOuafXKXJLbkUrIzjAU6oDbP8B9iLQRmCf58fEC4AAAkuIABkwI-f3bIe_Uin6IKIFvqLgAOrpk6_nr0oVAK9hIl82A0uBAACAAAABi5AADwDOcBvPslX2bRNy4SvFhAwhEAoBSGUitgMUNChgUSMxss3K3ukekq1paG7Fv1v5mBmDCZVPt2NCTnjUxrjTp4";
        AuthenticatorSignAssertion[] assertions = new AuthenticatorSignAssertion[1];
        assertions[0] = assertion;
        response.assertions = assertions;
    }

    private void setAppId(AuthenticationRequest request, AuthenticationResponse response) {
        if (request.header.appID == null && request.header.appID.isEmpty()) {
            response.header.appID = Constants.APP_ID;
        } else {
            setAppID(request, response);
        }
    }

    private void setAppID(AuthenticationRequest request, AuthenticationResponse response) {
        // TODO Auto-generated method stub

    }
}