/**
* Copyright 2012 Comcast Corporation
*
* 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 com.comcast.cns.controller;
import javax.servlet.AsyncContext;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.apache.log4j.Logger;
import com.comcast.cmb.common.model.User;
import com.comcast.cmb.common.persistence.PersistenceFactory;
import com.comcast.cmb.common.util.CMBException;
import com.comcast.cns.io.CNSSubscriptionPopulator;
import com.comcast.cns.model.CNSSubscription;
import com.comcast.cns.util.CNSErrorCodes;
import com.comcast.cns.util.Util;
/**
* Confirm subscription action
* @author bwolf, aseem
*
*/
public class CNSConfirmSubscriptionAction extends CNSAction {
private static Logger logger = Logger.getLogger(CNSConfirmSubscriptionAction.class);
public CNSConfirmSubscriptionAction() {
super("ConfirmSubscription");
}
/**
* The method simply gets the information from the user and request to call confirmSubscription on the persistence layer, then we take
* response and generate an XML response and put it in the parameter response
* @param user the user for whom we are confirming the subscription for.
* @param asyncContext
*/
@Override
public boolean doAction(User user, AsyncContext asyncContext) throws Exception {
HttpServletRequest request = (HttpServletRequest)asyncContext.getRequest();
HttpServletResponse response = (HttpServletResponse)asyncContext.getResponse();
String authOnUnsubscribeStr = request.getParameter("AuthenticateOnUnsubscribe");
String token = request.getParameter("Token");
String topicArn = request.getParameter("TopicArn");
if ((topicArn == null) || (token == null)) {
logger.error("event=cns_confirmsubscription error_code=InvalidParameters token=" + token + " topic_arn=" + topicArn + " authenticate_on_unsubscribe=" + authOnUnsubscribeStr);
throw new CMBException(CNSErrorCodes.CNS_InvalidParameter,"request parameter does not comply with the associated constraints.");
}
if (!Util.isValidTopicArn(topicArn)) {
logger.error("event=cns_confirmsubscription error_code=InvalidParameters token=" + token + " topic_arn=" + topicArn + " authenticate_on_unsubscribe=" + authOnUnsubscribeStr);
throw new CMBException(CNSErrorCodes.CNS_InvalidParameter,"request parameter does not comply with the associated constraints.");
}
boolean authenticateOnUnsubscribe = false;
if (authOnUnsubscribeStr != null) {
if (!(authOnUnsubscribeStr.equals("true") || (authOnUnsubscribeStr.equals("false")))) {
logger.error("event=cns_confirmsubscription error_code=InvalidParameters token=" + token + " topic_arn=" + topicArn + " authenticate_on_unsubscribe=" + authOnUnsubscribeStr);
throw new CMBException(CNSErrorCodes.CNS_InvalidParameter,"request parameter does not comply with the associated constraints.");
} else {
authenticateOnUnsubscribe = (authOnUnsubscribeStr.equals("true"));
}
}
logger.debug("event=cns_confirm_subscription token=" + token + " topicArn=" + topicArn);
CNSSubscription sub = PersistenceFactory.getSubscriptionPersistence().confirmSubscription(authenticateOnUnsubscribe, token, topicArn);
String out = CNSSubscriptionPopulator.getConfirmSubscriptionResponse(sub);
writeResponse(out, response);
return true;
}
@Override
public boolean isAuthRequired() {
// is implicitly authenticated by token parameter
return false;
}
}