package org.onesocialweb.openfire.handler.activity;
import org.dom4j.Element;
import org.jivesoftware.openfire.XMPPServer;
import org.jivesoftware.openfire.auth.UnauthorizedException;
import org.jivesoftware.openfire.user.UserManager;
import org.jivesoftware.util.LocaleUtils;
import org.jivesoftware.util.Log;
import org.onesocialweb.openfire.handler.pep.PEPCommandHandler;
import org.onesocialweb.openfire.manager.ActivityManager;
import org.onesocialweb.openfire.model.activity.PersistentActivityDomReader;
import org.onesocialweb.xml.dom.ActivityDomReader;
import org.onesocialweb.xml.dom4j.ElementAdapter;
import org.xmpp.packet.IQ;
import org.xmpp.packet.JID;
import org.xmpp.packet.PacketError;
public class ActivityDeleteHandler extends PEPCommandHandler {
public static final String COMMAND = "retract";
private ActivityManager activityManager;
private UserManager userManager;
public ActivityDeleteHandler() {
super("OneSocialWeb - Delete activity handler");
}
@Override
public String getCommand() {
return COMMAND;
}
@SuppressWarnings( { "deprecation", "unchecked" })
@Override
public IQ handleIQ(IQ packet) throws UnauthorizedException {
JID sender = packet.getFrom();
JID target = packet.getTo();
String id=packet.getID();
// 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 {
// A valid request is an IQ of type set,
if (!packet.getType().equals(IQ.Type.set)) {
IQ result = IQ.createResultIQ(packet);
result.setChildElement(packet.getChildElement().createCopy());
result.setError(PacketError.Condition.bad_request);
return result;
}
// If a recipient is specified, it must be equal to the sender
// bareJID
if (target != null && !target.toString().equals(sender.toBareJID())) {
IQ result = IQ.createResultIQ(packet);
result.setChildElement(packet.getChildElement().createCopy());
result.setError(PacketError.Condition.not_authorized);
return result;
}
// Only a local user can delete an activity to his stream
if (!userManager.isRegisteredUser(sender.getNode())) {
IQ result = IQ.createResultIQ(packet);
result.setChildElement(packet.getChildElement().createCopy());
result.setError(PacketError.Condition.not_authorized);
return result;
}
ActivityDomReader reader = new PersistentActivityDomReader();
Element pubsubElement = packet.getChildElement();
Element retractElement = pubsubElement.element("retract");
Element item = (Element)retractElement.elements("item").get(0);
String activityId=reader.readActivityId(new ElementAdapter(item));
if ((activityId==null) || (activityId.length()==0)){
IQ result = IQ.createResultIQ(packet);
result.setChildElement(packet.getChildElement().createCopy());
result.setError(PacketError.Condition.item_not_found);
return result;
}
activityManager.deleteActivity(sender.toBareJID(), activityId);
// Send a success result as specified in XEP-0060...
IQ result = IQ.createResultIQ(packet);
result.setFrom(target);
result.setTo(sender);
result.setID(id);
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();
activityManager = ActivityManager.getInstance();
}
}