org.apache.cxf.fediz.spring.web.FederationLogoutSuccessHandler.java Source code

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Here is the source code for org.apache.cxf.fediz.spring.web.FederationLogoutSuccessHandler.java

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/**
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements. See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership. The ASF licenses this file
 * to you 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.apache.cxf.fediz.spring.web;

import java.io.IOException;
import java.util.Map;

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

import org.apache.cxf.fediz.core.config.FedizContext;
import org.apache.cxf.fediz.core.exception.ProcessingException;
import org.apache.cxf.fediz.core.processor.FedizProcessor;
import org.apache.cxf.fediz.core.processor.FedizProcessorFactory;
import org.apache.cxf.fediz.core.processor.RedirectionResponse;
import org.apache.cxf.fediz.spring.FederationConfig;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Required;
import org.springframework.security.core.Authentication;
import org.springframework.security.web.authentication.logout.LogoutSuccessHandler;

public class FederationLogoutSuccessHandler implements LogoutSuccessHandler {

    private static final Logger LOG = LoggerFactory.getLogger(FederationLogoutSuccessHandler.class);

    private FederationConfig federationConfig;

    @Required
    public void setFederationConfig(FederationConfig federationConfig) {
        this.federationConfig = federationConfig;
    }

    @Override
    public void onLogoutSuccess(HttpServletRequest request, HttpServletResponse response,
            Authentication authentication) throws IOException, ServletException {
        String contextName = request.getContextPath();
        if (contextName == null || contextName.isEmpty()) {
            contextName = "/";
        }
        FedizContext fedCtx = federationConfig.getFedizContext(contextName);
        try {
            FedizProcessor wfProc = FedizProcessorFactory.newFedizProcessor(fedCtx.getProtocol());
            RedirectionResponse redirectionResponse = wfProc.createSignOutRequest(request, null, fedCtx); //TODO
            String redirectURL = redirectionResponse.getRedirectionURL();
            if (redirectURL != null) {
                Map<String, String> headers = redirectionResponse.getHeaders();
                if (!headers.isEmpty()) {
                    for (String headerName : headers.keySet()) {
                        response.addHeader(headerName, headers.get(headerName));
                    }
                }

                response.sendRedirect(redirectURL);
            } else {
                LOG.warn("Failed to create SignOutRequest.");
                response.sendError(HttpServletResponse.SC_INTERNAL_SERVER_ERROR,
                        "Failed to create SignOutRequest.");
            }
        } catch (ProcessingException ex) {
            LOG.warn("Failed to create SignOutRequest: " + ex.getMessage());
            response.sendError(HttpServletResponse.SC_INTERNAL_SERVER_ERROR, "Failed to create SignOutRequest.");
        }
    }
}