Example usage for org.dom4j DocumentHelper createElement

List of usage examples for org.dom4j DocumentHelper createElement

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Introduction

In this page you can find the example usage for org.dom4j DocumentHelper createElement.

Prototype

public static Element createElement(String name)

Source Link

Usage

From source file:net.sf.kraken.BaseTransport.java

License:Open Source License

/**
 * Handle service discovery info request.
 *
 * @param packet An IQ packet in the disco info namespace.
 * @return A list of IQ packets to be returned to the user.
 *//*from w ww . j  a  v  a2s  .co  m*/
private List<Packet> handleDiscoInfo(IQ packet) {
    // TODO: why return a list? we're sure to return always exactly one result.
    List<Packet> reply = new ArrayList<Packet>();
    JID from = packet.getFrom();
    IQ result = IQ.createResultIQ(packet);

    if (packet.getTo().getNode() == null) {
        // Requested info from transport itself.
        if (from.getNode() == null || RegistrationManager.getInstance().isRegistered(from, this.transportType)
                || permissionManager.hasAccess(from)) {
            Element response = DocumentHelper.createElement(QName.get("query", NameSpace.DISCO_INFO));
            response.addElement("identity").addAttribute("category", "gateway")
                    .addAttribute("type", this.transportType.discoIdentity())
                    .addAttribute("name", this.description);
            response.addElement("feature").addAttribute("var", NameSpace.DISCO_INFO);
            response.addElement("feature").addAttribute("var", NameSpace.DISCO_ITEMS);
            response.addElement("feature").addAttribute("var", NameSpace.IQ_GATEWAY);
            response.addElement("feature").addAttribute("var", NameSpace.IQ_REGISTER);
            response.addElement("feature").addAttribute("var", NameSpace.IQ_VERSION);
            response.addElement("feature").addAttribute("var", NameSpace.IQ_LAST);
            response.addElement("feature").addAttribute("var", NameSpace.VCARD_TEMP);
            if (RegistrationManager.getInstance().isRegistered(from, this.transportType)) {
                response.addElement("feature").addAttribute("var", NameSpace.IQ_REGISTERED);
            }
            result.setChildElement(response);
        } else {
            result.setError(Condition.forbidden);
        }
    } else {
        // Requested info from a gateway user.

        final TransportSession<B> session;
        try {
            session = sessionManager.getSession(packet.getFrom());
            if ((from.getNode() == null || permissionManager.hasAccess(from)) && session != null) {
                final Element response = DocumentHelper.createElement(QName.get("query", NameSpace.DISCO_INFO));
                response.addElement("identity").addAttribute("category", "client").addAttribute("type", "pc");
                response.addElement("feature").addAttribute("var", NameSpace.DISCO_INFO);

                for (final SupportedFeature feature : session.supportedFeatures) {
                    response.addElement("feature").addAttribute("var", feature.getVar());
                }
                result.setChildElement(response);
            } else {
                result.setError(Condition.forbidden);
            }
        } catch (NotFoundException ex) {
            result.setError(Condition.item_not_found);
        }
    }
    reply.add(result);
    return reply;
}

From source file:net.sf.kraken.BaseTransport.java

License:Open Source License

/**
 * Handle service discovery items request.
 *
 * @param packet An IQ packet in the disco items namespace.
 * @return A list of IQ packets to be returned to the user.
 *///  w w w .  j  a v  a2 s.c o m
private List<Packet> handleDiscoItems(IQ packet) {
    List<Packet> reply = new ArrayList<Packet>();
    IQ result = IQ.createResultIQ(packet);
    Element response = DocumentHelper.createElement(QName.get("query", NameSpace.DISCO_ITEMS));
    result.setChildElement(response);
    reply.add(result);
    return reply;
}

From source file:net.sf.kraken.BaseTransport.java

License:Open Source License

/**
 * Handle gateway translation service request.
 *
 * @param packet An IQ packet in the iq gateway namespace.
 * @return A list of IQ packets to be returned to the user.
 *//*from  w w  w. j a  va2 s  .  co m*/
private List<Packet> handleIQGateway(IQ packet) {
    List<Packet> reply = new ArrayList<Packet>();

    if (packet.getType() == IQ.Type.get) {
        IQ result = IQ.createResultIQ(packet);
        Element query = DocumentHelper.createElement(QName.get("query", NameSpace.IQ_GATEWAY));
        query.addElement("desc").addText(LocaleUtils.getLocalizedString("gateway.base.enterusername", "kraken",
                Arrays.asList(transportType.toString().toUpperCase())));
        query.addElement("prompt");
        result.setChildElement(query);
        reply.add(result);
    } else if (packet.getType() == IQ.Type.set) {
        IQ result = IQ.createResultIQ(packet);
        String prompt = null;
        Element promptEl = packet.getChildElement().element("prompt");
        if (promptEl != null) {
            prompt = promptEl.getTextTrim();
        }
        if (prompt == null) {
            result.setError(Condition.bad_request);
        } else {
            JID jid = this.convertIDToJID(prompt);
            Element query = DocumentHelper.createElement(QName.get("query", NameSpace.IQ_GATEWAY));
            // This is what Psi expects
            query.addElement("prompt").addText(jid.toString());
            // This is JEP complient
            query.addElement("jid").addText(jid.toString());
            result.setChildElement(query);
        }
        reply.add(result);
    }

    return reply;
}

From source file:net.sf.kraken.BaseTransport.java

License:Open Source License

/**
 * Handle last request.//from w w w.j a v  a 2  s  .co m
 *
 * @param packet An IQ packet in the jabber:iq:last namespace.
 * @return A list of IQ packets to be returned to the user.
 */
private List<Packet> handleIQLast(IQ packet) {
    List<Packet> reply = new ArrayList<Packet>();
    JID from = packet.getFrom();
    JID to = packet.getTo();

    if (packet.getType() == IQ.Type.get) {
        IQ result = IQ.createResultIQ(packet);
        if (from.getNode() != null) {
            try {
                TransportSession<B> session = sessionManager.getSession(from);
                Element response = DocumentHelper.createElement(QName.get("query", NameSpace.IQ_LAST));
                Long timestamp = session.getBuddyManager().getBuddy(to).getLastActivityTimestamp();
                String lastevent = session.getBuddyManager().getBuddy(to).getLastActivityEvent();
                response.addAttribute("seconds", new Long(new Date().getTime() - timestamp).toString());
                if (lastevent != null) {
                    response.addCDATA(lastevent);
                }
                result.setChildElement(response);
            } catch (NotFoundException e) {
                Log.debug("Contact not found while retrieving last activity for: " + from);
                result.setError(Condition.item_not_found);
            }
        } else {
            result.setError(Condition.feature_not_implemented);
        }
        reply.add(result);
    } else if (packet.getType() == IQ.Type.set) {
        IQ result = IQ.createResultIQ(packet);
        result.setError(Condition.forbidden);
        reply.add(result);
    }

    return reply;
}

From source file:net.sf.kraken.BaseTransport.java

License:Open Source License

/**
 * Handle version request./* w w w.j a  v  a 2 s . c o m*/
 *
 * @param packet An IQ packet in the iq version namespace.
 * @return A list of IQ packets to be returned to the user.
 */
private List<Packet> handleIQVersion(IQ packet) {
    List<Packet> reply = new ArrayList<Packet>();

    if (packet.getType() == IQ.Type.get) {
        IQ result = IQ.createResultIQ(packet);
        Element query = DocumentHelper.createElement(QName.get("query", NameSpace.IQ_VERSION));
        query.addElement("name").addText("Openfire " + this.getDescription());
        query.addElement("version")
                .addText(XMPPServer.getInstance().getServerInfo().getVersion().getVersionString() + " - "
                        + this.getVersionString());
        query.addElement("os").addText(System.getProperty("os.name"));
        result.setChildElement(query);
        reply.add(result);
    }

    return reply;
}

From source file:net.sf.kraken.muc.BaseMUCTransport.java

License:Open Source License

/**
 * Handle service discovery info request.
 *
 * @param packet An IQ packet in the disco info namespace.
 * @return A list of IQ packets to be returned to the user.
 *//*  www .  j  a v  a2 s.co  m*/
private List<Packet> handleDiscoInfo(IQ packet) {
    List<Packet> reply = new ArrayList<Packet>();
    JID from = packet.getFrom();
    JID to = packet.getTo();

    if (packet.getTo().getNode() == null) {
        // Requested info from transport itself.
        IQ result = IQ.createResultIQ(packet);
        if (from.getNode() == null || getTransport().permissionManager.hasAccess(from)) {
            Element response = DocumentHelper.createElement(QName.get("query", NameSpace.DISCO_INFO));
            response.addElement("identity").addAttribute("category", "conference").addAttribute("type", "text")
                    .addAttribute("name", this.getDescription());
            response.addElement("feature").addAttribute("var", NameSpace.DISCO_INFO);
            response.addElement("feature").addAttribute("var", NameSpace.DISCO_ITEMS);
            response.addElement("feature").addAttribute("var", NameSpace.MUC);
            result.setChildElement(response);
        } else {
            result.setError(PacketError.Condition.forbidden);
        }
        reply.add(result);
    } else {
        // Ah, a request for information about a room.
        IQ result = IQ.createResultIQ(packet);
        try {
            TransportSession<B> session = getTransport().getSessionManager().getSession(from);
            if (session.isLoggedIn()) {
                storePendingRequest(packet);
                session.getRoomInfo(getTransport().convertJIDToID(to));
            } else {
                // Not logged in?  Not logged in then.
                result.setError(PacketError.Condition.forbidden);
                reply.add(result);
            }
        } catch (NotFoundException e) {
            // Not found?  No active session then.
            result.setError(PacketError.Condition.forbidden);
            reply.add(result);
        }
    }

    return reply;
}

From source file:net.sf.kraken.muc.BaseMUCTransport.java

License:Open Source License

/**
 * Sends a list of rooms as a response to a service discovery request.
 *
 * @param to JID we will be sending the response to.
 * @param rooms List of MUCTransportRoom objects to send as a response.
 *///from  ww  w.  j a va2 s  .c  o  m
public void sendRooms(JID to, Collection<MUCTransportRoom> rooms) {
    IQ request = getPendingRequest(to, this.getJID(), NameSpace.DISCO_ITEMS);
    if (request != null) {
        IQ result = IQ.createResultIQ(request);
        Element response = DocumentHelper.createElement(QName.get("query", NameSpace.DISCO_ITEMS));
        for (MUCTransportRoom room : rooms) {
            Element item = response.addElement("item");
            item.addAttribute("jid", room.getJid().toBareJID());
            item.addAttribute("name", room.getName());
        }
        result.setChildElement(response);
        this.sendPacket(result);
    }
}

From source file:net.sf.kraken.muc.BaseMUCTransport.java

License:Open Source License

/**
 * Sends information about a room as a response to a service discovery request.
 *
 * @param to JID we will be sending the response to.
 * @param roomjid JID of the room info was requested about.
 * @param room A MUCTransportRoom object containing information to return as a response.
 *//*from  ww w .j  a  v  a2  s. c  om*/
public void sendRoomInfo(JID to, JID roomjid, MUCTransportRoom room) {
    IQ request = getPendingRequest(to, roomjid, NameSpace.DISCO_INFO);
    if (request != null) {
        IQ result = IQ.createResultIQ(request);
        Element response = DocumentHelper.createElement(QName.get("query", NameSpace.DISCO_INFO));
        response.addElement("identity").addAttribute("category", "conference").addAttribute("type", "text")
                .addAttribute("name", room.getName());
        response.addElement("feature").addAttribute("var", NameSpace.MUC);
        response.addElement("feature").addAttribute("var", NameSpace.DISCO_INFO);
        response.addElement("feature").addAttribute("var", NameSpace.DISCO_ITEMS);
        if (room.getPassword_protected()) {
            response.addElement("feature").addAttribute("var", "muc_passwordprotected");
        }
        if (room.getHidden()) {
            response.addElement("feature").addAttribute("var", "muc_hidden");
        }
        if (room.getTemporary()) {
            response.addElement("feature").addAttribute("var", "muc_temporary");
        }
        if (room.getOpen()) {
            response.addElement("feature").addAttribute("var", "muc_open");
        }
        if (!room.getModerated()) {
            response.addElement("feature").addAttribute("var", "muc_unmoderated");
        }
        if (!room.getAnonymous()) {
            response.addElement("feature").addAttribute("var", "muc_nonanonymous");
        }
        Element form = DocumentHelper.createElement(QName.get("x", NameSpace.XDATA));
        form.addAttribute("type", "result");
        form.addElement("field").addAttribute("var", "FORM_TYPE").addAttribute("type", "hidden")
                .addElement("value").addCDATA("http://jabber.org/protocol/muc#roominfo");
        if (room.getContact() != null) {
            form.addElement("field").addAttribute("var", "muc#roominfo_contactjid")
                    .addAttribute("label", "Contact Addresses").addElement("value")
                    .addCDATA(room.getContact().toString());
        }
        if (room.getName() != null) {
            form.addElement("field").addAttribute("var", "muc#roominfo_description")
                    .addAttribute("label", "Short Description of Room").addElement("value")
                    .addCDATA(room.getName());
        }
        if (room.getLanguage() != null) {
            form.addElement("field").addAttribute("var", "muc#roominfo_lang")
                    .addAttribute("label", "Natural Language for Room Discussions").addElement("value")
                    .addCDATA(room.getLanguage());
        }
        if (room.getLog_location() != null) {
            form.addElement("field").addAttribute("var", "muc#roominfo_logs")
                    .addAttribute("label", "URL for Archived Discussion Logs").addElement("value")
                    .addCDATA(room.getLog_location());
        }
        if (room.getOccupant_count() != null) {
            form.addElement("field").addAttribute("var", "muc#roominfo_occupants")
                    .addAttribute("label", "Current Number of Occupants in Room").addElement("value")
                    .addCDATA(room.getOccupant_count().toString());
        }
        if (room.getTopic() != null) {
            form.addElement("field").addAttribute("var", "muc#roominfo_subject")
                    .addAttribute("label", "Current Subject or Discussion Topic in Room").addElement("value")
                    .addCDATA(room.getTopic());
        }
        response.add(form);
        result.setChildElement(response);
        this.sendPacket(result);
    }
}

From source file:net.sf.kraken.muc.BaseMUCTransport.java

License:Open Source License

/**
 * Sends a list of rooms as a response to a service discovery request.
 *
 * @param to JID we will be sending the response to.
 * @param roomjid JID of the room info was requested about.
 * @param members List of MUCTransportRoomMember objects to send as a response.
 *//*  w w w. j a  v a  2s.c  o m*/
public void sendRoomMembers(JID to, JID roomjid, List<MUCTransportRoomMember> members) {
    IQ request = getPendingRequest(to, roomjid, NameSpace.DISCO_ITEMS);
    if (request != null) {
        IQ result = IQ.createResultIQ(request);
        Element response = DocumentHelper.createElement(QName.get("query", NameSpace.DISCO_ITEMS));
        for (MUCTransportRoomMember member : members) {
            Element item = response.addElement("item");
            item.addAttribute("jid", member.getJid().toBareJID());
        }
        result.setChildElement(response);
        this.sendPacket(result);
    }
}

From source file:net.sf.kraken.registration.RegistrationHandler.java

License:Open Source License

/**
 * Handles a IQ-register 'get' request, which is to be interpreted as a
 * request for a registration form template. The template will be prefilled
 * with data, if the requestee has a current registration with the gateway.
 *
 * @param packet the IQ-register 'get' stanza.
 * @throws UnauthorizedException if the user is not allowed to make use of the gateway.
 *///from w  w w  . ja v a 2  s . c  o m
private void getRegistrationForm(IQ packet) throws UnauthorizedException {
    final JID from = packet.getFrom();
    final IQ result = IQ.createResultIQ(packet);

    // search for existing registrations
    String curUsername = null;
    String curPassword = null;
    String curNickname = null;
    Boolean registered = false;
    final Collection<Registration> registrations = RegistrationManager.getInstance().getRegistrations(from,
            parent.transportType);
    if (registrations.iterator().hasNext()) {
        Registration registration = registrations.iterator().next();
        curUsername = registration.getUsername();
        curPassword = registration.getPassword();
        curNickname = registration.getNickname();
        registered = true;
    }

    // Verify that the user is allowed to make use of the gateway.
    if (!registered && !parent.permissionManager.hasAccess(from)) {
        // User does not have permission to register with transport.
        // We want to allow them to change settings if they are already
        // registered.
        throw new UnauthorizedException(
                LocaleUtils.getLocalizedString("gateway.base.registrationdeniedbyacls", "kraken"));
    }

    // generate a template registration form.
    final Element response = DocumentHelper.createElement(QName.get("query", NameSpace.IQ_REGISTER));
    final DataForm form = new DataForm(DataForm.Type.form);
    form.addInstruction(parent.getTerminologyRegistration());

    final FormField usernameField = form.addField();
    usernameField.setLabel(parent.getTerminologyUsername());
    usernameField.setVariable("username");
    usernameField.setType(FormField.Type.text_single);
    if (curUsername != null) {
        usernameField.addValue(curUsername);
    }

    final FormField passwordField = form.addField();
    passwordField.setLabel(parent.getTerminologyPassword());
    passwordField.setVariable("password");
    passwordField.setType(FormField.Type.text_private);
    if (curPassword != null) {
        passwordField.addValue(curPassword);
    }

    final String nicknameTerm = parent.getTerminologyNickname();
    if (nicknameTerm != null) {
        FormField nicknameField = form.addField();
        nicknameField.setLabel(nicknameTerm);
        nicknameField.setVariable("nick");
        nicknameField.setType(FormField.Type.text_single);
        if (curNickname != null) {
            nicknameField.addValue(curNickname);
        }
    }

    response.add(form.getElement());
    response.addElement("instructions").addText(parent.getTerminologyRegistration());

    // prefill the template with existing data if a registration already
    // exists.
    if (registered) {
        response.addElement("registered");
        response.addElement("username").addText(curUsername);
        if (curPassword == null) {
            response.addElement("password");
        } else {
            response.addElement("password").addText(curPassword);
        }
        if (nicknameTerm != null) {
            if (curNickname == null) {
                response.addElement("nick");
            } else {
                response.addElement("nick").addText(curNickname);
            }
        }
    } else {
        response.addElement("username");
        response.addElement("password");
        if (nicknameTerm != null) {
            response.addElement("nick");
        }
    }

    // Add special indicator for rosterless gateway handling.
    response.addElement("x").addNamespace("", NameSpace.IQ_GATEWAY_REGISTER);

    result.setChildElement(response);

    parent.sendPacket(result);
}