/*
* Copyright 2010 Vodafone Group Services Ltd.
*
* 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.onesocialweb.openfire.handler.relation;
import java.util.Iterator;
import org.dom4j.Element;
import org.dom4j.Namespace;
import org.dom4j.QName;
import org.jivesoftware.openfire.IQHandlerInfo;
import org.jivesoftware.openfire.XMPPServer;
import org.jivesoftware.openfire.auth.UnauthorizedException;
import org.jivesoftware.openfire.handler.IQHandler;
import org.jivesoftware.openfire.user.UserManager;
import org.jivesoftware.util.LocaleUtils;
import org.jivesoftware.util.Log;
import org.onesocialweb.openfire.manager.RelationManager;
import org.onesocialweb.openfire.model.relation.PersistentRelation;
import org.onesocialweb.openfire.model.relation.PersistentRelationDomReader;
import org.onesocialweb.xml.dom.RelationDomReader;
import org.onesocialweb.xml.dom4j.ElementAdapter;
import org.onesocialweb.xml.namespace.Onesocialweb;
import org.xmpp.packet.IQ;
import org.xmpp.packet.JID;
import org.xmpp.packet.PacketError;
public class IQRelationUpdateHandler extends IQHandler {
public static final String NAME = "update";
public static final String NAMESPACE = "http://onesocialweb.org/spec/1.0/relations#update";
private final IQHandlerInfo info = new IQHandlerInfo(NAME, NAMESPACE);
private UserManager userManager;
private RelationManager relationManager;
public IQRelationUpdateHandler() {
super("OneSocialWeb - Update relations handler");
}
@Override
public IQHandlerInfo getInfo() {
return info;
}
@SuppressWarnings( { "deprecation", "unchecked" })
@Override
public IQ handleIQ(IQ packet) throws UnauthorizedException {
final JID sender = packet.getFrom();
final JID recipient = packet.getTo();
// Process the request inside a try/catch so that unhandled exceptions
// (oufofbounds etc...) can trigger a server error and we can send a
// error result packet
try {
// Only a local user can request to update a relation
if (!userManager.isRegisteredUser(sender.getNode())) {
IQ result = IQ.createResultIQ(packet);
result.setChildElement(packet.getChildElement().createCopy());
result.setError(PacketError.Condition.not_authorized);
return result;
}
// A valid request is an IQ of type set, sent to the bare server
if ((!packet.getType().equals(IQ.Type.set) || (recipient != null && recipient.getNode() != null))) {
IQ result = IQ.createResultIQ(packet);
result.setChildElement(packet.getChildElement().createCopy());
result.setError(PacketError.Condition.bad_request);
return result;
}
// A valid submit requets must contain one relation item
Element request = packet.getChildElement();
Iterator<Element> i_entry = request.elementIterator(QName.get(Onesocialweb.RELATION_ELEMENT, Namespace.get(Onesocialweb.NAMESPACE)));
if (!i_entry.hasNext()) {
IQ result = IQ.createResultIQ(packet);
result.setChildElement(packet.getChildElement().createCopy());
result.setError(PacketError.Condition.bad_request);
return result;
}
// Parse the relation
RelationDomReader reader = new PersistentRelationDomReader();
Element e_entry = i_entry.next();
PersistentRelation relation = (PersistentRelation) reader.readElement(new ElementAdapter(e_entry));
Log.debug("IQRelationUpdate received request: " + relation);
// Setup the relation (this will also trigger the notification to the user)
relationManager.updateRelation(sender.toBareJID(), relation);
// Send a success result
IQ result = IQ.createResultIQ(packet);
return result;
} catch (Exception e) {
Log.error(LocaleUtils.getLocalizedString("admin.error"), e);
IQ result = IQ.createResultIQ(packet);
result.setChildElement(packet.getChildElement().createCopy());
result.setError(PacketError.Condition.internal_server_error);
return result;
}
}
@Override
public void initialize(XMPPServer server) {
super.initialize(server);
userManager = server.getUserManager();
relationManager = RelationManager.getInstance();
}
}