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Code Issues Releases Wiki Activity

Check if MUC room is hosted on a MUC service

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when trying to enter a room.
This commit is contained in:
Florian Schmaus 2015-05-12 11:54:54 +02:00
parent bbc7aaae77
commit ff72ea320c
4 changed files with 69 additions and 9 deletions
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38
smack-extensions/src/main/java/org/jivesoftware/smackx/muc/MultiUserChat.java
View file

@ -60,6 +60,7 @@ import org.jivesoftware.smackx.iqregister.packet.Registration;
import org.jivesoftware.smackx.muc.MultiUserChatException.MucAlreadyJoinedException;
import org.jivesoftware.smackx.muc.MultiUserChatException.MucNotJoinedException;
import org.jivesoftware.smackx.muc.MultiUserChatException.MissingMucCreationAcknowledgeException;
import org.jivesoftware.smackx.muc.MultiUserChatException.NotAMucServiceException;
import org.jivesoftware.smackx.muc.filter.MUCUserStatusCodeFilter;
import org.jivesoftware.smackx.muc.packet.Destroy;
import org.jivesoftware.smackx.muc.packet.MUCAdmin;
@ -72,11 +73,13 @@ import org.jivesoftware.smackx.xdata.Form;
import org.jivesoftware.smackx.xdata.FormField;
import org.jivesoftware.smackx.xdata.packet.DataForm;
import org.jxmpp.jid.BareJid;
import org.jxmpp.jid.DomainBareJid;
import org.jxmpp.jid.FullJid;
import org.jxmpp.jid.Jid;
import org.jxmpp.jid.JidWithLocalpart;
import org.jxmpp.jid.impl.JidCreate;
import org.jxmpp.jid.parts.Resourcepart;
import org.jxmpp.util.cache.ExpirationCache;
/**
* A MultiUserChat room (XEP-45), created with {@link MultiUserChatManager#getMultiUserChat(BareJid)}.
@ -98,6 +101,9 @@ import org.jxmpp.jid.parts.Resourcepart;
public class MultiUserChat {
private static final Logger LOGGER = Logger.getLogger(MultiUserChat.class.getName());
private static final ExpirationCache<DomainBareJid, Void> KNOWN_MUC_SERVICES = new ExpirationCache<>(
100, 1000 * 60 * 60 * 24);
private final XMPPConnection connection;
private final BareJid room;
private final MultiUserChatManager multiUserChatManager;
@ -287,12 +293,21 @@ public class MultiUserChat {
* @throws NoResponseException
* @throws XMPPErrorException
* @throws InterruptedException
* @throws NotAMucServiceException
* @see <a href="http://xmpp.org/extensions/xep-0045.html#enter">XEP-45 7.2 Entering a Room</a>
*/
private Presence enter(Resourcepart nickname, String password, DiscussionHistory history,
long timeout) throws NotConnectedException, NoResponseException,
XMPPErrorException, InterruptedException {
XMPPErrorException, InterruptedException, NotAMucServiceException {
StringUtils.requireNotNullOrEmpty(nickname, "Nickname must not be null or blank.");
final DomainBareJid mucService = room.asDomainBareJid();
if (!KNOWN_MUC_SERVICES.containsKey(mucService)) {
if (multiUserChatManager.providesMucService(mucService)) {
KNOWN_MUC_SERVICES.put(mucService, null);
} else {
throw new NotAMucServiceException(this);
}
}
// We enter a room by sending a presence packet where the "to"
// field is in the form "roomName@service/nickname"
Presence joinPresence = new Presence(Presence.Type.available);
@ -369,10 +384,11 @@ public class MultiUserChat {
* @throws NotConnectedException
* @throws MucAlreadyJoinedException
* @throws MissingMucCreationAcknowledgeException
* @throws NotAMucServiceException
*/
public synchronized MucCreateConfigFormHandle create(Resourcepart nickname) throws NoResponseException,
XMPPErrorException, InterruptedException, MucAlreadyJoinedException,
NotConnectedException, MissingMucCreationAcknowledgeException {
NotConnectedException, MissingMucCreationAcknowledgeException, NotAMucServiceException {
if (joined) {
throw new MucAlreadyJoinedException();
}
@ -398,10 +414,11 @@ public class MultiUserChat {
* @throws InterruptedException
* @throws NotConnectedException
* @throws MucAlreadyJoinedException
* @throws NotAMucServiceException
* @see #createOrJoin(Resourcepart, String, DiscussionHistory, long)
*/
public synchronized MucCreateConfigFormHandle createOrJoin(Resourcepart nickname) throws NoResponseException, XMPPErrorException,
InterruptedException, MucAlreadyJoinedException, NotConnectedException {
InterruptedException, MucAlreadyJoinedException, NotConnectedException, NotAMucServiceException {
return createOrJoin(nickname, null, null, connection.getPacketReplyTimeout());
}
@ -422,9 +439,10 @@ public class MultiUserChat {
* @throws InterruptedException
* @throws MucAlreadyJoinedException if the MUC is already joined
* @throws NotConnectedException
* @throws NotAMucServiceException
*/
public synchronized MucCreateConfigFormHandle createOrJoin(Resourcepart nickname, String password, DiscussionHistory history, long timeout)
throws NoResponseException, XMPPErrorException, InterruptedException, MucAlreadyJoinedException, NotConnectedException {
throws NoResponseException, XMPPErrorException, InterruptedException, MucAlreadyJoinedException, NotConnectedException, NotAMucServiceException {
if (joined) {
throw new MucAlreadyJoinedException();
}
@ -495,9 +513,10 @@ public class MultiUserChat {
* @throws XMPPErrorException
* @throws NotConnectedException
* @throws InterruptedException
* @throws NotAMucServiceException
*/
public MucCreateConfigFormHandle createOrJoinIfNecessary(Resourcepart nickname, String password) throws NoResponseException,
XMPPErrorException, NotConnectedException, InterruptedException {
XMPPErrorException, NotConnectedException, InterruptedException, NotAMucServiceException {
if (isJoined()) {
return null;
}
@ -527,8 +546,9 @@ public class MultiUserChat {
* @throws NoResponseException if there was no response from the server.
* @throws NotConnectedException
* @throws InterruptedException
* @throws NotAMucServiceException
*/
public void join(Resourcepart nickname) throws NoResponseException, XMPPErrorException, NotConnectedException, InterruptedException {
public void join(Resourcepart nickname) throws NoResponseException, XMPPErrorException, NotConnectedException, InterruptedException, NotAMucServiceException {
join(nickname, null, null, connection.getPacketReplyTimeout());
}
@ -553,8 +573,9 @@ public class MultiUserChat {
* @throws InterruptedException
* @throws NotConnectedException
* @throws NoResponseException if there was no response from the server.
* @throws NotAMucServiceException
*/
public void join(Resourcepart nickname, String password) throws XMPPErrorException, InterruptedException, NoResponseException, NotConnectedException {
public void join(Resourcepart nickname, String password) throws XMPPErrorException, InterruptedException, NoResponseException, NotConnectedException, NotAMucServiceException {
join(nickname, password, null, connection.getPacketReplyTimeout());
}
@ -585,13 +606,14 @@ public class MultiUserChat {
* @throws NoResponseException if there was no response from the server.
* @throws NotConnectedException
* @throws InterruptedException
* @throws NotAMucServiceException
*/
public synchronized void join(
Resourcepart nickname,
String password,
DiscussionHistory history,
long timeout)
throws XMPPErrorException, NoResponseException, NotConnectedException, InterruptedException {
throws XMPPErrorException, NoResponseException, NotConnectedException, InterruptedException, NotAMucServiceException {
// If we've already joined the room, leave it before joining under a new
// nickname.
if (joined) {

19
smack-extensions/src/main/java/org/jivesoftware/smackx/muc/MultiUserChatException.java
View file

@ -83,4 +83,23 @@ public abstract class MultiUserChatException extends SmackException {
super("The MUC configuration '" + configString + "' is not supported by the MUC service");
}
}
/**
* Thrown when trying to enter a MUC room that is not hosted a domain providing a MUC service.
* Try {@link MultiUserChatManager#getServiceNames()} for a list of client-local domains
* providing a MUC service.
*/
public static class NotAMucServiceException extends MultiUserChatException {
/**
*
*/
private static final long serialVersionUID = 1L;
public NotAMucServiceException(MultiUserChat multiUserChat) {
super("Can not join '" + multiUserChat.getRoom() + "', because '"
+ multiUserChat.getRoom().asDomainBareJid()
+ "' does not provide a MUC (XEP-45) service.");
}
}
}

18
smack-extensions/src/main/java/org/jivesoftware/smackx/muc/MultiUserChatManager.java
View file

@ -261,6 +261,24 @@ public final class MultiUserChatManager extends Manager {
return sdm.findServices(MUCInitialPresence.NAMESPACE, false, false);
}
/**
* Check if the provided domain bare JID provides a MUC service.
*
* @param domainBareJid the domain bare JID to check.
* @return <code>true</code> if the provided JID provides a MUC service, <code>false</code> otherwise.
* @throws NoResponseException
* @throws XMPPErrorException
* @throws NotConnectedException
* @throws InterruptedException
* @see <a href="http://xmpp.org/extensions/xep-0045.html#disco-service-features">XEP-45 § 6.2 Discovering the Features Supported by a MUC Service</a>
* @since 4.2
*/
public boolean providesMucService(DomainBareJid domainBareJid) throws NoResponseException,
XMPPErrorException, NotConnectedException, InterruptedException {
return ServiceDiscoveryManager.getInstanceFor(connection()).supportsFeature(domainBareJid,
MUCInitialPresence.NAMESPACE);
}
/**
* Returns a List of HostedRooms where each HostedRoom has the XMPP address of the room and the room's name.
* Once discovered the rooms hosted by a chat service it is possible to discover more detailed room information or

3
smack-extensions/src/main/java/org/jivesoftware/smackx/muc/bookmarkautojoin/MucBookmarkAutojoinManager.java
View file

@ -34,6 +34,7 @@ import org.jivesoftware.smackx.bookmarks.BookmarkManager;
import org.jivesoftware.smackx.bookmarks.BookmarkedConference;
import org.jivesoftware.smackx.muc.MultiUserChat;
import org.jivesoftware.smackx.muc.MultiUserChat.MucCreateConfigFormHandle;
import org.jivesoftware.smackx.muc.MultiUserChatException.NotAMucServiceException;
import org.jivesoftware.smackx.muc.MultiUserChatManager;
import org.jxmpp.jid.parts.Resourcepart;
@ -136,7 +137,7 @@ public final class MucBookmarkAutojoinManager extends Manager {
// abort here
break;
}
catch (NoResponseException | XMPPErrorException e) {
catch (NotAMucServiceException | NoResponseException | XMPPErrorException e) {
// Do no abort, just log,
LOGGER.log(Level.WARNING, "Could not autojoin bookmarked MUC", e);
}