private void getLastSeen (Contact contact)
{
    if (getState() == ImConnection.LOGGED_IN) {
        try {
            LastActivity activity = mLastActivityManager.getLastActivity(JidCreate.bareFrom(contact.getAddress().getBareAddress()));

            if (activity != null) {
                Presence presence = contact.getPresence();
                if (presence == null)
                    presence = new Presence();

                Date now = new Date();
                presence.setLastSeen(new Date(now.getTime() - (activity.getIdleTime() * 1000)));
                contact.setPresence(presence);
            }

        } catch (Exception e) {
            debug("LastActivity", "error getting last activity for: " + contact.getAddress().getAddress());
        }
    }
}
 

@Override
public void processStanza(Stanza packet) throws SmackException.NotConnectedException {
    LOGGER.config("last activity: " + packet);

    LastActivity lastActivity = (LastActivity) packet;

    long lastActivityTime = lastActivity.getIdleTime();
    if (lastActivityTime < 0) {
        // error message or parsing error, not important here (logged by Client class)
        return;
    }

    mControl.onLastActivity(JID.fromSmack(lastActivity.getFrom()),
            lastActivity.getIdleTime(),
            StringUtils.defaultString(lastActivity.getStatusMessage()));
}
 

@Test
public void checkProvider() throws Exception {
    XMLBuilder xml = XMLBuilder.create("iq");
    xml.a("from", "[email protected]/orchard")
        .a("id", "last2")
        .a("to", "[email protected]/balcony")
        .a("type", "get")
        .e("query")
            .namespace(LastActivity.NAMESPACE);

    DummyConnection c = new DummyConnection();
    c.connect();
    IQ lastRequest = PacketParserUtils.parseStanza(xml.asString());
    assertTrue(lastRequest instanceof LastActivity);

    c.processStanza(lastRequest);
    Stanza reply = c.getSentPacket();
    assertTrue(reply instanceof LastActivity);
    LastActivity l = (LastActivity) reply;
    assertEquals("last2", l.getStanzaId());
    assertEquals(IQ.Type.result, l.getType());
}
 

public String getLastSeenMessage(String jid) {
    if (!isConnected() || !connection.isAuthenticated()) {
        return LocaleController.getString("Offline", R.string.Offline);
    }
    try {
        LastActivityManager lastActivityManager = LastActivityManager.getInstanceFor(connection);
        LastActivity activity = lastActivityManager.getLastActivity(JidCreate.bareFrom(jid));

        int lastSeenBySeconds = Utilities.parseInt(activity.lastActivity + "");

        String lastSeenMessage = "";
        lastSeenMessage = LocaleController.getString("Offline", R.string.Offline);
        if (lastSeenBySeconds >= 1) {
            PrettyTime p = new PrettyTime();
            Date date = new Date();
            Calendar cal = Calendar.getInstance();
            cal.add(Calendar.SECOND, -1 * lastSeenBySeconds);

            lastSeenMessage = LocaleController.formatDateOnline(cal.getTime()); //p.format(cal.getTime());
        } else {
            lastSeenMessage = LocaleController.getString("Offline", R.string.Offline);
        }
        //FileLog.e("LAST ACTIVITY","" + ""+ "" + lastSeenBySeconds +"  "+jid);
        return lastSeenMessage;

    } catch (Exception e) {
        e.printStackTrace();
        return LocaleController.getString("Offline", R.string.Offline);
    }
    //return "Offline";
}
 

private void sendLastActivityRequestAsync(JID jid) {
    if (mFeatureDiscovery == null) {
        LOGGER.warning("no feature discovery");
        return;
    }

    // blocking
    if (!mFeatureDiscovery.getFeaturesFor(jid.toDomain())
            .containsKey(FeatureDiscovery.Feature.LAST_ACTIVITY))
        // not supported by server
        return;

    LastActivity request = new LastActivity(jid.toBareSmack());
    this.sendPacket(request);
}
 

public synchronized void enable() {
    ServiceDiscoveryManager.getInstanceFor(connection()).addFeature(LastActivity.NAMESPACE);
    enabled = true;
}
 

public synchronized void disable() {
    ServiceDiscoveryManager.getInstanceFor(connection()).removeFeature(LastActivity.NAMESPACE);
    enabled = false;
}
 

/**
 * Returns the last activity of a particular jid. If the jid is a full JID
 * (i.e., a JID of the form of '[email protected]/resource') then the last activity
 * is the idle time of that connected resource. On the other hand, when the
 * jid is a bare JID (e.g. '[email protected]') then the last activity is the lapsed
 * time since the last logout or 0 if the user is currently logged in.
 * Moreover, when the jid is a server or component (e.g., a JID of the form
 * 'host') the last activity is the uptime.
 *
 * @param jid TODO javadoc me please
 *            the JID of the user.
 * @return the LastActivity stanza of the jid.
 * @throws XMPPErrorException if there was an XMPP error returned.
 *             thrown if a server error has occurred.
 * @throws NoResponseException if there was no response from the server.
 * @throws NotConnectedException if the XMPP connection is not connected.
 * @throws InterruptedException if the calling thread was interrupted.
 */
public LastActivity getLastActivity(Jid jid) throws NoResponseException, XMPPErrorException,
                NotConnectedException, InterruptedException {
    LastActivity activity = new LastActivity(jid);
    return (LastActivity) connection().createStanzaCollectorAndSend(activity).nextResultOrThrow();
}
 

/**
 * Returns true if Last Activity (XEP-0012) is supported by a given JID.
 *
 * @param jid a JID to be tested for Last Activity support
 * @return true if Last Activity is supported, otherwise false
 * @throws NotConnectedException if the XMPP connection is not connected.
 * @throws XMPPErrorException if there was an XMPP error returned.
 * @throws NoResponseException if there was no response from the remote entity.
 * @throws InterruptedException if the calling thread was interrupted.
 */
public boolean isLastActivitySupported(Jid jid) throws NoResponseException, XMPPErrorException, NotConnectedException, InterruptedException {
    return ServiceDiscoveryManager.getInstanceFor(connection()).supportsFeature(jid, LastActivity.NAMESPACE);
}