/**
* 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.http.HttpServletRequest;
import com.comcast.cmb.common.controller.Action;
import com.comcast.cmb.common.model.CMBPolicy;
import com.comcast.cmb.common.model.User;
import com.comcast.cmb.common.persistence.PersistenceFactory;
import com.comcast.cns.model.CNSSubscription;
import com.comcast.cns.util.Util;
/**
* Abstract class representing all actions we accept for CNS
* @author bwolf
*/
public abstract class CNSAction extends Action {
public CNSAction(String actionName) {
super(actionName);
}
@Override
public boolean isActionAllowed(User user, HttpServletRequest request, String service, CMBPolicy policy) throws Exception {
String topicArn = request.getParameter("TopicArn");
if (topicArn == null && request.getParameter("SubscriptionArn") != null) {
CNSSubscription subscription = PersistenceFactory.getSubscriptionPersistence().getSubscription(request.getParameter("SubscriptionArn"));
if (subscription != null) {
topicArn = subscription.getTopicArn();
}
}
if (user.getUserId().equals(Util.getUserIdFromTopicArn(topicArn))) {
return true;
}
if (policy == null) {
return false;
}
return policy.isAllowed(user, service + ":" + this.actionName);
}
}