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LogoutUser.java
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LogoutUser.java
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/*
* Copyright 2011-2019 the original author or authors.
*
* 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.appng.application.authentication.webform;
import java.util.Locale;
import org.apache.commons.lang3.StringUtils;
import org.appng.api.ActionProvider;
import org.appng.api.Environment;
import org.appng.api.FieldProcessor;
import org.appng.api.Options;
import org.appng.api.Request;
import org.appng.api.model.Application;
import org.appng.api.model.Site;
import org.appng.application.authentication.AbstractLogon;
import org.appng.application.authentication.MessageConstants;
import org.slf4j.Logger;
import org.springframework.http.HttpStatus;
import lombok.extern.slf4j.Slf4j;
/**
* @author Matthias Herlitzius
* @author Matthias Müller
*/
@Slf4j
public class LogoutUser extends AbstractLogon implements ActionProvider<LoginData> {
public void perform(Site site, Application application, Environment environment, Options options, Request request,
LoginData valueHolder, FieldProcessor fp) {
if (environment.isSubjectAuthenticated()) {
Locale locale = environment.getLocale();
getCoreService(application).logoutSubject(environment);
String message = application.getMessage(locale, MessageConstants.LOGOUT_SUCCESSFUL);
fp.addOkMessage(message);
}
String forward = request.getParameter("forward");
if (StringUtils.isBlank(forward)) {
LOGGER.info("request parameter 'forward' not set, using option {}", options.getOption("forward"));
forward = options.getOptionValue("forward", "forward");
}
if (StringUtils.isNotBlank(forward)) {
LOGGER.info("forwarding to {}", forward);
site.sendRedirect(environment, forward, HttpStatus.FOUND.value());
}
}
protected Logger log() {
return LOGGER;
}
}