diff options
Diffstat (limited to 'src/main/java/eu/siacs/conversations/parser')
4 files changed, 1297 insertions, 0 deletions
diff --git a/src/main/java/eu/siacs/conversations/parser/AbstractParser.java b/src/main/java/eu/siacs/conversations/parser/AbstractParser.java new file mode 100644 index 00000000..ad368f11 --- /dev/null +++ b/src/main/java/eu/siacs/conversations/parser/AbstractParser.java @@ -0,0 +1,96 @@ +package eu.siacs.conversations.parser; + +import java.text.ParseException; +import java.text.SimpleDateFormat; +import java.util.Date; +import java.util.Locale; + +import eu.siacs.conversations.entities.Account; +import eu.siacs.conversations.entities.Contact; +import eu.siacs.conversations.services.XmppConnectionService; +import eu.siacs.conversations.xml.Element; +import eu.siacs.conversations.xmpp.jid.Jid; +import eu.siacs.conversations.xmpp.stanzas.AbstractStanza; + +public abstract class AbstractParser { + + protected XmppConnectionService mXmppConnectionService; + + protected AbstractParser(XmppConnectionService service) { + this.mXmppConnectionService = service; + } + + /** + * Gets the timestamp from the 'delay' element. + * Refer to XEP-0203: Delayed Delivery for details. @link{http://xmpp.org/extensions/xep-0203.html} + * @param element the element to find the child element 'delay' in. + * @return the time in milli seconds of the attribute 'stamp' of the + * element 'delay'. In case there is no 'delay' element or no 'stamp' + * attribute or the current time is less than the value of the 'stamp' + * attribute the current time is returned. + */ + public static Long getTimestamp(Element element, Long defaultValue) { + Element delay = element.findChild("delay","urn:xmpp:delay"); + if (delay != null) { + String stamp = delay.getAttribute("stamp"); + if (stamp != null) { + try { + return AbstractParser.parseTimestamp(delay.getAttribute("stamp")).getTime(); + } catch (ParseException e) { + return defaultValue; + } + } + } + return defaultValue; + } + + protected long getTimestamp(Element packet) { + return getTimestamp(packet,System.currentTimeMillis()); + } + + /** + * Parses the timestamp according to XEP-0082: XMPP Date and Time Profiles. + * @link{http://xmpp.org/extensions/xep-0082.html} + * + * @param timestamp the timestamp to parse + * @return Date + * @throws ParseException + */ + public static Date parseTimestamp(String timestamp) throws ParseException { + /*try { + Logging.d("TIMESTAMP", timestamp); + return DatatypeFactory.newInstance().newXMLGregorianCalendar(timestamp).toGregorianCalendar().getTime(); + } catch (DatatypeConfigurationException e) { + Logging.d("TIMESTAMP", e.getMessage()); + return new Date(); + }*/ + timestamp = timestamp.replace("Z", "+0000"); + SimpleDateFormat dateFormat; + timestamp = timestamp.substring(0,19)+timestamp.substring(timestamp.length() -5,timestamp.length()); + dateFormat = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ssZ",Locale.US); + return dateFormat.parse(timestamp); + } + + protected void updateLastseen(final AbstractStanza packet, final Account account, final boolean presenceOverwrite) { + updateLastseen(getTimestamp(packet), account, packet.getFrom(), presenceOverwrite); + } + + protected void updateLastseen(long timestamp, final Account account, final Jid from, final boolean presenceOverwrite) { + final String presence = from == null || from.isBareJid() ? "" : from.getResourcepart(); + final Contact contact = account.getRoster().getContact(from); + if (timestamp >= contact.lastseen.time) { + contact.lastseen.time = timestamp; + if (!presence.isEmpty() && presenceOverwrite) { + contact.lastseen.presence = presence; + } + } + } + + protected String avatarData(Element items) { + Element item = items.findChild("item"); + if (item == null) { + return null; + } + return item.findChildContent("data", "urn:xmpp:avatar:data"); + } +} diff --git a/src/main/java/eu/siacs/conversations/parser/IqParser.java b/src/main/java/eu/siacs/conversations/parser/IqParser.java new file mode 100644 index 00000000..c03ed42f --- /dev/null +++ b/src/main/java/eu/siacs/conversations/parser/IqParser.java @@ -0,0 +1,355 @@ +package eu.siacs.conversations.parser; + +import android.support.annotation.NonNull; +import android.util.Base64; +import android.util.Log; +import android.util.Pair; + +import org.whispersystems.libaxolotl.IdentityKey; +import org.whispersystems.libaxolotl.ecc.Curve; +import org.whispersystems.libaxolotl.ecc.ECPublicKey; +import org.whispersystems.libaxolotl.state.PreKeyBundle; + +import java.io.ByteArrayInputStream; +import java.security.cert.CertificateException; +import java.security.cert.CertificateFactory; +import java.security.cert.X509Certificate; +import java.util.ArrayList; +import java.util.Collection; +import java.util.HashMap; +import java.util.HashSet; +import java.util.List; +import java.util.Map; +import java.util.Set; + +import de.thedevstack.android.logcat.Logging; +import eu.siacs.conversations.Config; +import eu.siacs.conversations.crypto.axolotl.AxolotlService; +import eu.siacs.conversations.entities.Account; +import eu.siacs.conversations.entities.Contact; +import eu.siacs.conversations.services.AvatarService; +import eu.siacs.conversations.services.XmppConnectionService; +import eu.siacs.conversations.utils.Xmlns; +import eu.siacs.conversations.xml.Element; +import eu.siacs.conversations.xmpp.OnIqPacketReceived; +import eu.siacs.conversations.xmpp.OnUpdateBlocklist; +import eu.siacs.conversations.xmpp.jid.Jid; +import eu.siacs.conversations.xmpp.stanzas.IqPacket; + +public class IqParser extends AbstractParser implements OnIqPacketReceived { + + public IqParser(final XmppConnectionService service) { + super(service); + } + + private void rosterItems(final Account account, final Element query) { + final String version = query.getAttribute("ver"); + if (version != null) { + account.getRoster().setVersion(version); + } + for (final Element item : query.getChildren()) { + if (item.getName().equals("item")) { + final Jid jid = item.getAttributeAsJid("jid"); + if (jid == null) { + continue; + } + final String name = item.getAttribute("name"); + final String subscription = item.getAttribute("subscription"); + final Contact contact = account.getRoster().getContact(jid); + if (!contact.getOption(Contact.Options.DIRTY_PUSH)) { + contact.setServerName(name); + contact.parseGroupsFromElement(item); + } + if (subscription != null) { + if (subscription.equals("remove")) { + contact.resetOption(Contact.Options.IN_ROSTER); + contact.resetOption(Contact.Options.DIRTY_DELETE); + contact.resetOption(Contact.Options.PREEMPTIVE_GRANT); + } else { + contact.setOption(Contact.Options.IN_ROSTER); + contact.resetOption(Contact.Options.DIRTY_PUSH); + contact.parseSubscriptionFromElement(item); + } + } + AvatarService.getInstance().clear(contact); + } + } + mXmppConnectionService.updateConversationUi(); + mXmppConnectionService.updateRosterUi(); + } + + public String avatarData(final IqPacket packet) { + final Element pubsub = packet.findChild("pubsub", + "http://jabber.org/protocol/pubsub"); + if (pubsub == null) { + return null; + } + final Element items = pubsub.findChild("items"); + if (items == null) { + return null; + } + return super.avatarData(items); + } + + public Element getItem(final IqPacket packet) { + final Element pubsub = packet.findChild("pubsub", + "http://jabber.org/protocol/pubsub"); + if (pubsub == null) { + return null; + } + final Element items = pubsub.findChild("items"); + if (items == null) { + return null; + } + return items.findChild("item"); + } + + @NonNull + public Set<Integer> deviceIds(final Element item) { + Set<Integer> deviceIds = new HashSet<>(); + if (item != null) { + final Element list = item.findChild("list"); + if (list != null) { + for (Element device : list.getChildren()) { + if (!device.getName().equals("device")) { + continue; + } + try { + Integer id = Integer.valueOf(device.getAttribute("id")); + deviceIds.add(id); + } catch (NumberFormatException e) { + Log.e(Config.LOGTAG, AxolotlService.LOGPREFIX+" : "+"Encountered invalid <device> node in PEP ("+e.getMessage()+"):" + device.toString()+ ", skipping..."); + continue; + } + } + } + } + return deviceIds; + } + + public Integer signedPreKeyId(final Element bundle) { + final Element signedPreKeyPublic = bundle.findChild("signedPreKeyPublic"); + if(signedPreKeyPublic == null) { + return null; + } + return Integer.valueOf(signedPreKeyPublic.getAttribute("signedPreKeyId")); + } + + public ECPublicKey signedPreKeyPublic(final Element bundle) { + ECPublicKey publicKey = null; + final Element signedPreKeyPublic = bundle.findChild("signedPreKeyPublic"); + if(signedPreKeyPublic == null) { + return null; + } + try { + publicKey = Curve.decodePoint(Base64.decode(signedPreKeyPublic.getContent(),Base64.DEFAULT), 0); + } catch (Throwable e) { + Log.e(Config.LOGTAG, AxolotlService.LOGPREFIX+" : "+"Invalid signedPreKeyPublic in PEP: " + e.getMessage()); + } + return publicKey; + } + + public byte[] signedPreKeySignature(final Element bundle) { + final Element signedPreKeySignature = bundle.findChild("signedPreKeySignature"); + if(signedPreKeySignature == null) { + return null; + } + try { + return Base64.decode(signedPreKeySignature.getContent(), Base64.DEFAULT); + } catch (Throwable e) { + Log.e(Config.LOGTAG, AxolotlService.LOGPREFIX+" : Invalid base64 in signedPreKeySignature"); + return null; + } + } + + public IdentityKey identityKey(final Element bundle) { + IdentityKey identityKey = null; + final Element identityKeyElement = bundle.findChild("identityKey"); + if(identityKeyElement == null) { + return null; + } + try { + identityKey = new IdentityKey(Base64.decode(identityKeyElement.getContent(), Base64.DEFAULT), 0); + } catch (Throwable e) { + Log.e(Config.LOGTAG, AxolotlService.LOGPREFIX+" : "+"Invalid identityKey in PEP: "+e.getMessage()); + } + return identityKey; + } + + public Map<Integer, ECPublicKey> preKeyPublics(final IqPacket packet) { + Map<Integer, ECPublicKey> preKeyRecords = new HashMap<>(); + Element item = getItem(packet); + if (item == null) { + Log.d(Config.LOGTAG, AxolotlService.LOGPREFIX+" : "+"Couldn't find <item> in bundle IQ packet: " + packet); + return null; + } + final Element bundleElement = item.findChild("bundle"); + if(bundleElement == null) { + return null; + } + final Element prekeysElement = bundleElement.findChild("prekeys"); + if(prekeysElement == null) { + Log.d(Config.LOGTAG, AxolotlService.LOGPREFIX+" : "+"Couldn't find <prekeys> in bundle IQ packet: " + packet); + return null; + } + for(Element preKeyPublicElement : prekeysElement.getChildren()) { + if(!preKeyPublicElement.getName().equals("preKeyPublic")){ + Log.d(Config.LOGTAG, AxolotlService.LOGPREFIX+" : "+"Encountered unexpected tag in prekeys list: " + preKeyPublicElement); + continue; + } + Integer preKeyId = Integer.valueOf(preKeyPublicElement.getAttribute("preKeyId")); + try { + ECPublicKey preKeyPublic = Curve.decodePoint(Base64.decode(preKeyPublicElement.getContent(), Base64.DEFAULT), 0); + preKeyRecords.put(preKeyId, preKeyPublic); + } catch (Throwable e) { + Log.e(Config.LOGTAG, AxolotlService.LOGPREFIX+" : "+"Invalid preKeyPublic (ID="+preKeyId+") in PEP: "+ e.getMessage()+", skipping..."); + continue; + } + } + return preKeyRecords; + } + + public Pair<X509Certificate[],byte[]> verification(final IqPacket packet) { + Element item = getItem(packet); + Element verification = item != null ? item.findChild("verification", AxolotlService.PEP_PREFIX) : null; + Element chain = verification != null ? verification.findChild("chain") : null; + Element signature = verification != null ? verification.findChild("signature") : null; + if (chain != null && signature != null) { + List<Element> certElements = chain.getChildren(); + X509Certificate[] certificates = new X509Certificate[certElements.size()]; + try { + CertificateFactory certificateFactory = CertificateFactory.getInstance("X.509"); + int i = 0; + for(Element cert : certElements) { + certificates[i] = (X509Certificate) certificateFactory.generateCertificate(new ByteArrayInputStream(Base64.decode(cert.getContent(),Base64.DEFAULT))); + ++i; + } + return new Pair<>(certificates,Base64.decode(signature.getContent(),Base64.DEFAULT)); + } catch (CertificateException e) { + return null; + } + } else { + return null; + } + } + + public PreKeyBundle bundle(final IqPacket bundle) { + Element bundleItem = getItem(bundle); + if(bundleItem == null) { + return null; + } + final Element bundleElement = bundleItem.findChild("bundle"); + if(bundleElement == null) { + return null; + } + ECPublicKey signedPreKeyPublic = signedPreKeyPublic(bundleElement); + Integer signedPreKeyId = signedPreKeyId(bundleElement); + byte[] signedPreKeySignature = signedPreKeySignature(bundleElement); + IdentityKey identityKey = identityKey(bundleElement); + if(signedPreKeyPublic == null || identityKey == null) { + return null; + } + + return new PreKeyBundle(0, 0, 0, null, + signedPreKeyId, signedPreKeyPublic, signedPreKeySignature, identityKey); + } + + public List<PreKeyBundle> preKeys(final IqPacket preKeys) { + List<PreKeyBundle> bundles = new ArrayList<>(); + Map<Integer, ECPublicKey> preKeyPublics = preKeyPublics(preKeys); + if ( preKeyPublics != null) { + for (Integer preKeyId : preKeyPublics.keySet()) { + ECPublicKey preKeyPublic = preKeyPublics.get(preKeyId); + bundles.add(new PreKeyBundle(0, 0, preKeyId, preKeyPublic, + 0, null, null, null)); + } + } + + return bundles; + } + + @Override + public void onIqPacketReceived(final Account account, final IqPacket packet) { + if (packet.getType() == IqPacket.TYPE.ERROR || packet.getType() == IqPacket.TYPE.TIMEOUT) { + return; + } else if (packet.hasChild("query", Xmlns.ROSTER) && packet.fromServer(account)) { + final Element query = packet.findChild("query"); + // If this is in response to a query for the whole roster: + if (packet.getType() == IqPacket.TYPE.RESULT) { + account.getRoster().markAllAsNotInRoster(); + } + this.rosterItems(account, query); + } else if ((packet.hasChild("block", Xmlns.BLOCKING) || packet.hasChild("blocklist", Xmlns.BLOCKING)) && + packet.fromServer(account)) { + // Block list or block push. + Logging.d(Config.LOGTAG, "Received blocklist update from server"); + final Element blocklist = packet.findChild("blocklist", Xmlns.BLOCKING); + final Element block = packet.findChild("block", Xmlns.BLOCKING); + final Collection<Element> items = blocklist != null ? blocklist.getChildren() : + (block != null ? block.getChildren() : null); + // If this is a response to a blocklist query, clear the block list and replace with the new one. + // Otherwise, just update the existing blocklist. + if (packet.getType() == IqPacket.TYPE.RESULT) { + account.clearBlocklist(); + account.getXmppConnection().getFeatures().setBlockListRequested(true); + } + if (items != null) { + final Collection<Jid> jids = new ArrayList<>(items.size()); + // Create a collection of Jids from the packet + for (final Element item : items) { + if (item.getName().equals("item")) { + final Jid jid = item.getAttributeAsJid("jid"); + if (jid != null) { + jids.add(jid); + } + } + } + account.getBlocklist().addAll(jids); + } + // Update the UI + mXmppConnectionService.updateBlocklistUi(OnUpdateBlocklist.Status.BLOCKED); + } else if (packet.hasChild("unblock", Xmlns.BLOCKING) && + packet.fromServer(account) && packet.getType() == IqPacket.TYPE.SET) { + Logging.d(Config.LOGTAG, "Received unblock update from server"); + final Collection<Element> items = packet.findChild("unblock", Xmlns.BLOCKING).getChildren(); + if (items.size() == 0) { + // No children to unblock == unblock all + account.getBlocklist().clear(); + } else { + final Collection<Jid> jids = new ArrayList<>(items.size()); + for (final Element item : items) { + if (item.getName().equals("item")) { + final Jid jid = item.getAttributeAsJid("jid"); + if (jid != null) { + jids.add(jid); + } + } + } + account.getBlocklist().removeAll(jids); + } + mXmppConnectionService.updateBlocklistUi(OnUpdateBlocklist.Status.UNBLOCKED); + } else if (packet.hasChild("open", "http://jabber.org/protocol/ibb") + || packet.hasChild("data", "http://jabber.org/protocol/ibb")) { + mXmppConnectionService.getJingleConnectionManager() + .deliverIbbPacket(account, packet); + } else if (packet.hasChild("query", "http://jabber.org/protocol/disco#info")) { + final IqPacket response = mXmppConnectionService.getIqGenerator().discoResponse(packet); + mXmppConnectionService.sendIqPacket(account, response, null); + } else if (packet.hasChild("query","jabber:iq:version")) { + final IqPacket response = mXmppConnectionService.getIqGenerator().versionResponse(packet); + mXmppConnectionService.sendIqPacket(account,response,null); + } else if (packet.hasChild("ping", "urn:xmpp:ping")) { + final IqPacket response = packet.generateResponse(IqPacket.TYPE.RESULT); + mXmppConnectionService.sendIqPacket(account, response, null); + } else { + if (packet.getType() == IqPacket.TYPE.GET || packet.getType() == IqPacket.TYPE.SET) { + final IqPacket response = packet.generateResponse(IqPacket.TYPE.ERROR); + final Element error = response.addChild("error"); + error.setAttribute("type", "cancel"); + error.addChild("feature-not-implemented","urn:ietf:params:xml:ns:xmpp-stanzas"); + account.getXmppConnection().sendIqPacket(response, null); + } + } + } + +} diff --git a/src/main/java/eu/siacs/conversations/parser/MessageParser.java b/src/main/java/eu/siacs/conversations/parser/MessageParser.java new file mode 100644 index 00000000..b68e7014 --- /dev/null +++ b/src/main/java/eu/siacs/conversations/parser/MessageParser.java @@ -0,0 +1,581 @@ +package eu.siacs.conversations.parser; + +import android.util.Log; +import android.util.Pair; + +import de.thedevstack.conversationsplus.entities.FileParams; +import de.thedevstack.conversationsplus.enums.FileStatus; +import de.thedevstack.conversationsplus.utils.MessageUtil; +import de.thedevstack.conversationsplus.xmpp.httpuploadim.HttpUploadHint; +import de.tzur.conversations.Settings; + +import net.java.otr4j.session.Session; +import net.java.otr4j.session.SessionStatus; + +import java.util.ArrayList; +import java.util.Set; + +import de.thedevstack.android.logcat.Logging; +import de.thedevstack.conversationsplus.ConversationsPlusPreferences; +import de.thedevstack.conversationsplus.utils.AvatarUtil; +import eu.siacs.conversations.Config; +import eu.siacs.conversations.crypto.OtrService; +import eu.siacs.conversations.crypto.axolotl.AxolotlService; +import eu.siacs.conversations.crypto.axolotl.AxolotlServiceImpl; +import eu.siacs.conversations.crypto.axolotl.XmppAxolotlMessage; +import eu.siacs.conversations.entities.Account; +import eu.siacs.conversations.entities.Bookmark; +import eu.siacs.conversations.entities.Contact; +import eu.siacs.conversations.entities.Conversation; +import eu.siacs.conversations.entities.Message; +import eu.siacs.conversations.entities.MucOptions; +import eu.siacs.conversations.http.HttpConnectionManager; +import eu.siacs.conversations.services.AvatarService; +import eu.siacs.conversations.services.MessageArchiveService; +import eu.siacs.conversations.services.XmppConnectionService; +import eu.siacs.conversations.utils.CryptoHelper; +import eu.siacs.conversations.xml.Element; +import eu.siacs.conversations.xmpp.OnMessagePacketReceived; +import eu.siacs.conversations.xmpp.chatstate.ChatState; +import eu.siacs.conversations.xmpp.jid.Jid; +import eu.siacs.conversations.xmpp.pep.Avatar; +import eu.siacs.conversations.xmpp.stanzas.MessagePacket; + +public class MessageParser extends AbstractParser implements + OnMessagePacketReceived { + public MessageParser(XmppConnectionService service) { + super(service); + } + + private boolean extractChatState(Conversation conversation, final MessagePacket packet) { + ChatState state = ChatState.parse(packet); + if (state != null && conversation != null) { + final Account account = conversation.getAccount(); + Jid from = packet.getFrom(); + if (from.toBareJid().equals(account.getJid().toBareJid())) { + conversation.setOutgoingChatState(state); + if (state == ChatState.ACTIVE || state == ChatState.COMPOSING) { + Logging.d("markRead", "MessageParser.extractChatState (" + conversation.getName() + ")"); + mXmppConnectionService.markRead(conversation); + account.activateGracePeriod(); + } + return false; + } else { + return conversation.setIncomingChatState(state); + } + } + return false; + } + + private Message parseOtrChat(String body, Jid from, String id, Conversation conversation) { + String presence; + if (from.isBareJid()) { + presence = ""; + } else { + presence = from.getResourcepart(); + } + if (body.matches("^\\?OTRv\\d{1,2}\\?.*")) { + conversation.endOtrIfNeeded(); + } + if (!conversation.hasValidOtrSession()) { + conversation.startOtrSession(presence,false); + } else { + String foreignPresence = conversation.getOtrSession().getSessionID().getUserID(); + if (!foreignPresence.equals(presence)) { + conversation.endOtrIfNeeded(); + conversation.startOtrSession(presence, false); + } + } + try { + conversation.setLastReceivedOtrMessageId(id); + Session otrSession = conversation.getOtrSession(); + body = otrSession.transformReceiving(body); + SessionStatus status = otrSession.getSessionStatus(); + if (body == null && status == SessionStatus.ENCRYPTED) { + mXmppConnectionService.onOtrSessionEstablished(conversation); + return null; + } else if (body == null && status == SessionStatus.FINISHED) { + conversation.resetOtrSession(); + mXmppConnectionService.updateConversationUi(); + return null; + } else if (body == null || (body.isEmpty())) { + return null; + } + if (body.startsWith(CryptoHelper.FILETRANSFER)) { + String key = body.substring(CryptoHelper.FILETRANSFER.length()); + conversation.setSymmetricKey(CryptoHelper.hexToBytes(key)); + return null; + } + final OtrService otrService = conversation.getAccount().getOtrService(); + Message finishedMessage = new Message(conversation, body, Message.ENCRYPTION_OTR, Message.STATUS_RECEIVED); + finishedMessage.setFingerprint(otrService.getFingerprint(otrSession.getRemotePublicKey())); + conversation.setLastReceivedOtrMessageId(null); + + return finishedMessage; + } catch (Exception e) { + conversation.resetOtrSession(); + return null; + } + } + + private Message parseAxolotlChat(Element axolotlMessage, Jid from, Conversation conversation, int status) { + Message finishedMessage = null; + AxolotlService service = conversation.getAccount().getAxolotlService(); + XmppAxolotlMessage xmppAxolotlMessage = XmppAxolotlMessage.fromElement(axolotlMessage, from.toBareJid()); + XmppAxolotlMessage.XmppAxolotlPlaintextMessage plaintextMessage = service.processReceivingPayloadMessage(xmppAxolotlMessage); + if(plaintextMessage != null) { + finishedMessage = new Message(conversation, plaintextMessage.getPlaintext(), Message.ENCRYPTION_AXOLOTL, status); + finishedMessage.setFingerprint(plaintextMessage.getFingerprint()); + Logging.d(Config.LOGTAG, AxolotlServiceImpl.getLogprefix(finishedMessage.getConversation().getAccount())+" Received Message with session fingerprint: "+plaintextMessage.getFingerprint()); + } + + return finishedMessage; + } + + private class Invite { + Jid jid; + String password; + Invite(Jid jid, String password) { + this.jid = jid; + this.password = password; + } + + public boolean execute(Account account) { + if (jid != null) { + Conversation conversation = mXmppConnectionService.findOrCreateConversation(account, jid, true); + if (!conversation.getMucOptions().online()) { + conversation.getMucOptions().setPassword(password); + mXmppConnectionService.databaseBackend.updateConversation(conversation); + mXmppConnectionService.joinMuc(conversation); + mXmppConnectionService.updateConversationUi(); + } + return true; + } + return false; + } + } + + private Invite extractInvite(Element message) { + Element x = message.findChild("x", "http://jabber.org/protocol/muc#user"); + if (x != null) { + Element invite = x.findChild("invite"); + if (invite != null) { + Element pw = x.findChild("password"); + return new Invite(message.getAttributeAsJid("from"), pw != null ? pw.getContent(): null); + } + } else { + x = message.findChild("x","jabber:x:conference"); + if (x != null) { + return new Invite(x.getAttributeAsJid("jid"),x.getAttribute("password")); + } + } + return null; + } + + private static String extractStanzaId(Element packet, Jid by) { + for(Element child : packet.getChildren()) { + if (child.getName().equals("stanza-id") + && "urn:xmpp:sid:0".equals(child.getNamespace()) + && by.equals(child.getAttributeAsJid("by"))) { + return child.getAttribute("id"); + } + } + return null; + } + + private void parseEvent(final Element event, final Jid from, final Account account) { + Element items = event.findChild("items"); + String node = items == null ? null : items.getAttribute("node"); + if ("urn:xmpp:avatar:metadata".equals(node)) { + Avatar avatar = Avatar.parseMetadata(items); + if (avatar != null) { + avatar.owner = from.toBareJid(); + if (AvatarUtil.isAvatarCached(avatar)) { + if (account.getJid().toBareJid().equals(from)) { + if (account.setAvatar(avatar.getFilename())) { + mXmppConnectionService.databaseBackend.updateAccount(account); + } + AvatarService.getInstance().clear(account); + mXmppConnectionService.updateConversationUi(); + mXmppConnectionService.updateAccountUi(); + } else { + Contact contact = account.getRoster().getContact(from); + contact.setAvatar(avatar); + AvatarService.getInstance().clear(contact); + mXmppConnectionService.updateConversationUi(); + mXmppConnectionService.updateRosterUi(); + } + } else { + AvatarService.getInstance().fetchAvatar(account, avatar); + } + } + } else if ("http://jabber.org/protocol/nick".equals(node)) { + Element i = items.findChild("item"); + Element nick = i == null ? null : i.findChild("nick", "http://jabber.org/protocol/nick"); + if (nick != null && nick.getContent() != null) { + Contact contact = account.getRoster().getContact(from); + contact.setPresenceName(nick.getContent()); + AvatarService.getInstance().clear(account); + mXmppConnectionService.updateConversationUi(); + mXmppConnectionService.updateAccountUi(); + } + } else if (ConversationsPlusPreferences.omemoEnabled() && AxolotlService.PEP_DEVICE_LIST.equals(node)) { + Log.d(Config.LOGTAG, AxolotlServiceImpl.getLogprefix(account)+"Received PEP device list update from "+ from + ", processing..."); + Element item = items.findChild("item"); + Set<Integer> deviceIds = mXmppConnectionService.getIqParser().deviceIds(item); + AxolotlService axolotlService = account.getAxolotlService(); + axolotlService.registerDevices(from, deviceIds); + mXmppConnectionService.updateAccountUi(); + } + } + + private boolean handleErrorMessage(Account account, MessagePacket packet) { + if (packet.getType() == MessagePacket.TYPE_ERROR) { + Jid from = packet.getFrom(); + if (from != null) { + Element error = packet.findChild("error"); + String text = error == null ? null : error.findChildContent("text"); + if (text != null) { + Log.d(Config.LOGTAG, account.getJid().toBareJid() + ": sending message to "+ from+ " failed - " + text); + } else if (error != null) { + Log.d(Config.LOGTAG, account.getJid().toBareJid() + ": sending message to "+ from+ " failed - " + error); + } + Message message = mXmppConnectionService.markMessage(account, + from.toBareJid(), + packet.getId(), + Message.STATUS_SEND_FAILED); + if (message != null && message.getEncryption() == Message.ENCRYPTION_OTR) { + message.getConversation().endOtrIfNeeded(); + } + } + return true; + } + return false; + } + + @Override + public void onMessagePacketReceived(Account account, MessagePacket original) { + if (handleErrorMessage(account, original)) { + return; + } + final MessagePacket packet; + Long timestamp = null; + final boolean isForwarded; + boolean isCarbon = false; + String serverMsgId = null; + final Element fin = original.findChild("fin", "urn:xmpp:mam:0"); + if (fin != null) { + mXmppConnectionService.getMessageArchiveService().processFin(fin,original.getFrom()); + return; + } + final Element result = original.findChild("result","urn:xmpp:mam:0"); + final MessageArchiveService.Query query = result == null ? null : mXmppConnectionService.getMessageArchiveService().findQuery(result.getAttribute("queryid")); + if (query != null && query.validFrom(original.getFrom())) { + Pair<MessagePacket, Long> f = original.getForwardedMessagePacket("result", "urn:xmpp:mam:0"); + if (f == null) { + return; + } + timestamp = f.second; + packet = f.first; + isForwarded = true; + serverMsgId = result.getAttribute("id"); + query.incrementMessageCount(); + } else if (query != null) { + Logging.d(Config.LOGTAG,account.getJid().toBareJid()+": received mam result from invalid sender"); + return; + } else if (original.fromServer(account)) { + Pair<MessagePacket, Long> f; + f = original.getForwardedMessagePacket("received", "urn:xmpp:carbons:2"); + f = f == null ? original.getForwardedMessagePacket("sent", "urn:xmpp:carbons:2") : f; + packet = f != null ? f.first : original; + if (handleErrorMessage(account, packet)) { + return; + } + timestamp = f != null ? f.second : null; + isCarbon = f != null; + isForwarded = isCarbon; + } else { + packet = original; + isForwarded = false; + } + + if (timestamp == null) { + timestamp = AbstractParser.getTimestamp(packet, System.currentTimeMillis()); + } + final String body = packet.getBody(); + final Element mucUserElement = packet.findChild("x", "http://jabber.org/protocol/muc#user"); + final String pgpEncrypted = packet.findChildContent("x", "jabber:x:encrypted"); + final Element oob = packet.findChild("x", "jabber:x:oob"); + final boolean isOob = oob!= null && body != null && body.equals(oob.findChildContent("url")); + final Element axolotlEncrypted = packet.findChild(XmppAxolotlMessage.CONTAINERTAG, AxolotlService.PEP_PREFIX); + int status; + final Jid counterpart; + final Jid to = packet.getTo(); + final Jid from = packet.getFrom(); + final String remoteMsgId = packet.getId(); + + if (from == null) { + Log.d(Config.LOGTAG,"no from in: "+packet.toString()); + return; + } + + boolean isTypeGroupChat = packet.getType() == MessagePacket.TYPE_GROUPCHAT; + boolean isProperlyAddressed = (to != null ) && (!to.isBareJid() || account.countPresences() <= 1); + boolean isMucStatusMessage = from.isBareJid() && mucUserElement != null && mucUserElement.hasChild("status"); + if (packet.fromAccount(account)) { + status = Message.STATUS_SEND; + counterpart = to != null ? to : account.getJid(); + } else { + status = Message.STATUS_RECEIVED; + counterpart = from; + } + + Invite invite = extractInvite(packet); + if (invite != null && invite.execute(account)) { + return; + } + + if (extractChatState(mXmppConnectionService.find(account, counterpart.toBareJid()), packet)) { + mXmppConnectionService.updateConversationUi(); + } + + if ((body != null || pgpEncrypted != null || axolotlEncrypted != null) && !isMucStatusMessage) { + Conversation conversation = mXmppConnectionService.findOrCreateConversation(account, counterpart.toBareJid(), isTypeGroupChat, query); + if (isTypeGroupChat) { + if (counterpart.getResourcepart().equals(conversation.getMucOptions().getActualNick())) { + status = Message.STATUS_SEND_RECEIVED; + isCarbon = true; //not really carbon but received from another resource + if (MessageUtil.markMessage(conversation, remoteMsgId, status)) { + return; + } else if (remoteMsgId == null || Config.IGNORE_ID_REWRITE_IN_MUC) { + Message message = conversation.findSentMessageWithBody(packet.getBody()); + if (message != null) { + MessageUtil.markMessage(message, status); + return; + } + } + } else { + status = Message.STATUS_RECEIVED; + } + } + Message message; + if (body != null && body.startsWith("?OTR") && Config.supportOtr()) { + if (!isForwarded && !isTypeGroupChat && isProperlyAddressed) { + message = parseOtrChat(body, from, remoteMsgId, conversation); + if (message == null) { + return; + } + } else { + Logging.d(Config.LOGTAG,account.getJid().toBareJid()+": ignoring OTR message from "+from+" isForwarded="+Boolean.toString(isForwarded)+", isProperlyAddressed="+Boolean.valueOf(isProperlyAddressed)); + message = new Message(conversation, body, Message.ENCRYPTION_NONE, status); + } + } else if (pgpEncrypted != null && Config.supportOpenPgp()) { + message = new Message(conversation, pgpEncrypted, Message.ENCRYPTION_PGP, status); + } else if (axolotlEncrypted != null && Config.supportOmemo()) { + Jid origin; + if (conversation.getMode() == Conversation.MODE_MULTI) { + origin = conversation.getMucOptions().getTrueCounterpart(counterpart.getResourcepart()); + if (origin == null) { + Log.d(Config.LOGTAG,"axolotl message in non anonymous conference received"); + return; + } + } else { + origin = from; + } + message = parseAxolotlChat(axolotlEncrypted, origin, conversation, status); + if (message == null) { + return; + } + } else { + message = new Message(conversation, body, Message.ENCRYPTION_NONE, status); + } + + if (serverMsgId == null) { + serverMsgId = extractStanzaId(packet, isTypeGroupChat ? conversation.getJid().toBareJid() : account.getServer()); + } + message.setHttpUploaded(packet.hasChild(HttpUploadHint.ELEMENT_NAME, HttpUploadHint.NAMESPACE)); + if (message.isHttpUploaded()) { + message.setTreatAsDownloadable(Message.Decision.MUST); + } + + message.setCounterpart(counterpart); + message.setRemoteMsgId(remoteMsgId); + message.setServerMsgId(serverMsgId); + message.setCarbon(isCarbon); + message.setTime(timestamp); + message.setOob(isOob); + message.markable = packet.hasChild("markable", "urn:xmpp:chat-markers:0"); + if (conversation.getMode() == Conversation.MODE_MULTI) { + Jid trueCounterpart = conversation.getMucOptions().getTrueCounterpart(counterpart.getResourcepart()); + message.setTrueCounterpart(trueCounterpart); + if (trueCounterpart != null) { + updateLastseen(timestamp, account, trueCounterpart, false); + } + if (!isTypeGroupChat) { + message.setType(Message.TYPE_PRIVATE); + } + } else { + updateLastseen(timestamp, account, packet.getFrom(), true); + } + + boolean checkForDuplicates = query != null + || (isTypeGroupChat && packet.hasChild("delay","urn:xmpp:delay")) + || message.getType() == Message.TYPE_PRIVATE; + if (checkForDuplicates && conversation.hasDuplicateMessage(message)) { + Logging.d(Config.LOGTAG, "skipping duplicate message from '" + message.getCounterpart().toString() + "' with remote id " + message.getRemoteMsgId()); + return; + } + + if (query != null && query.getPagingOrder() == MessageArchiveService.PagingOrder.REVERSE) { + conversation.prepend(message); + } else { + conversation.add(message); + } + + if (message.getEncryption() == Message.ENCRYPTION_PGP) { + conversation.getAccount().getPgpDecryptionService().add(message); + } + + if (query == null || query.getWith() == null) { //either no mam or catchup + if (status == Message.STATUS_SEND || status == Message.STATUS_SEND_RECEIVED) { + Logging.d("markRead", "MessageParser.onMessagePacketReceived1 (" + conversation.getName() + ")"); + mXmppConnectionService.markRead(conversation); + if (query == null) { + account.activateGracePeriod(); + } + } else { + // only not mam messages should be marked as unread + if (query == null) { + message.markUnread(); + } + } + } + + if (query == null) { + mXmppConnectionService.updateConversationUi(); + } + + if (Settings.CONFIRM_MESSAGE_READ && remoteMsgId != null && !isForwarded && !isTypeGroupChat) { + sendMessageReceipts(account, packet); + } + + if (message.getStatus() == Message.STATUS_RECEIVED + && conversation.getOtrSession() != null + && !conversation.getOtrSession().getSessionID().getUserID() + .equals(message.getCounterpart().getResourcepart())) { + conversation.endOtrIfNeeded(); + } + + if (message.getEncryption() == Message.ENCRYPTION_NONE || !ConversationsPlusPreferences.dontSaveEncrypted()) { + mXmppConnectionService.databaseBackend.createMessage(message); + } + MessageUtil.extractFileParamsFromBody(message); + FileParams fileParams = message.getFileParams(); + if (message.treatAsDownloadable() != Message.Decision.NEVER && message.treatAsDownloadable() != Message.Decision.NOT_DECIDED) { + if (null != fileParams) { + fileParams.setFileStatus(FileStatus.NEEDS_DOWNLOAD); + } + } + if (message.trusted() + && message.treatAsDownloadable() != Message.Decision.NEVER + && ConversationsPlusPreferences.autoAcceptFileSize() > 0 + && (message.isHttpUploaded() || ConversationsPlusPreferences.autoDownloadFileLink())) { + HttpConnectionManager.createNewDownloadConnection(message); + } else { + if (query == null) { + mXmppConnectionService.getNotificationService().push(message); + } else if (query.getWith() == null) { // mam catchup + /* + Like suggested in https://bugs.thedevstack.de/task/156 user should be notified + in some other way of loaded messages. + */ + // mXmppConnectionService.getNotificationService().pushFromBacklog(message); + } + } + } else if (!packet.hasChild("body")){ //no body + if (isTypeGroupChat) { + Conversation conversation = mXmppConnectionService.find(account, from.toBareJid()); + if (packet.hasChild("subject")) { + if (conversation != null && conversation.getMode() == Conversation.MODE_MULTI) { + conversation.setHasMessagesLeftOnServer(conversation.countMessages() > 0); + String subject = packet.findChildContent("subject"); + conversation.getMucOptions().setSubject(subject); + final Bookmark bookmark = conversation.getBookmark(); + if (bookmark != null && bookmark.getBookmarkName() == null) { + if (bookmark.setBookmarkName(subject)) { + mXmppConnectionService.pushBookmarks(account); + } + } + mXmppConnectionService.updateConversationUi(); + return; + } + } + + if (conversation != null && isMucStatusMessage) { + for (Element child : mucUserElement.getChildren()) { + if (child.getName().equals("status") + && MucOptions.STATUS_CODE_ROOM_CONFIG_CHANGED.equals(child.getAttribute("code"))) { + mXmppConnectionService.fetchConferenceConfiguration(conversation); + } + } + } + } + } + + Element received = packet.findChild("received", "urn:xmpp:chat-markers:0"); + if (received == null) { + received = packet.findChild("received", "urn:xmpp:receipts"); + } + if (received != null && !packet.fromAccount(account)) { + mXmppConnectionService.markMessage(account, from.toBareJid(), received.getAttribute("id"), Message.STATUS_SEND_RECEIVED); + } + Element displayed = packet.findChild("displayed", "urn:xmpp:chat-markers:0"); + if (displayed != null) { + if (packet.fromAccount(account)) { + Conversation conversation = mXmppConnectionService.find(account,counterpart.toBareJid()); + if (conversation != null) { + Logging.d("markRead", "MessageParser.onMessagePacketReceived2 (" + conversation.getName() + ")"); + mXmppConnectionService.markRead(conversation); + } + } else { + updateLastseen(timestamp, account, packet.getFrom(), true); + final Message displayedMessage = mXmppConnectionService.markMessage(account, from.toBareJid(), displayed.getAttribute("id"), Message.STATUS_SEND_DISPLAYED); + Message message = displayedMessage == null ? null : displayedMessage.prev(); + while (message != null + && message.getStatus() == Message.STATUS_SEND_RECEIVED + && message.getTimeSent() < displayedMessage.getTimeSent()) { + MessageUtil.markMessage(message, Message.STATUS_SEND_DISPLAYED); + message = message.prev(); + } + } + } + + Element event = packet.findChild("event", "http://jabber.org/protocol/pubsub#event"); + if (event != null) { + parseEvent(event, from, account); + } + + String nick = packet.findChildContent("nick", "http://jabber.org/protocol/nick"); + if (nick != null) { + Contact contact = account.getRoster().getContact(from); + contact.setPresenceName(nick); + } + } + + private void sendMessageReceipts(Account account, MessagePacket packet) { + ArrayList<String> receiptsNamespaces = new ArrayList<>(); + if (packet.hasChild("markable", "urn:xmpp:chat-markers:0")) { + receiptsNamespaces.add("urn:xmpp:chat-markers:0"); + } + if (packet.hasChild("request", "urn:xmpp:receipts")) { + receiptsNamespaces.add("urn:xmpp:receipts"); + } + if (receiptsNamespaces.size() > 0) { + MessagePacket receipt = mXmppConnectionService.getMessageGenerator().received(account, + packet, + receiptsNamespaces, + packet.getType()); + mXmppConnectionService.sendMessagePacket(account, receipt); + } + } +} diff --git a/src/main/java/eu/siacs/conversations/parser/PresenceParser.java b/src/main/java/eu/siacs/conversations/parser/PresenceParser.java new file mode 100644 index 00000000..3d933364 --- /dev/null +++ b/src/main/java/eu/siacs/conversations/parser/PresenceParser.java @@ -0,0 +1,265 @@ +package eu.siacs.conversations.parser; + +import android.util.Log; + +import java.util.ArrayList; +import java.util.List; + +import de.thedevstack.android.logcat.Logging; +import de.thedevstack.conversationsplus.utils.AvatarUtil; +import de.thedevstack.conversationsplus.utils.UiUpdateHelper; + +import eu.siacs.conversations.Config; +import eu.siacs.conversations.crypto.PgpEngine; +import eu.siacs.conversations.entities.Account; +import eu.siacs.conversations.entities.Contact; +import eu.siacs.conversations.entities.Conversation; +import eu.siacs.conversations.entities.Message; +import eu.siacs.conversations.entities.MucOptions; +import eu.siacs.conversations.entities.Presence; +import eu.siacs.conversations.generator.PresenceGenerator; +import eu.siacs.conversations.persistance.DatabaseBackend; +import eu.siacs.conversations.services.AvatarService; +import eu.siacs.conversations.services.XmppConnectionService; +import eu.siacs.conversations.xml.Element; +import eu.siacs.conversations.xmpp.OnPresencePacketReceived; +import eu.siacs.conversations.xmpp.jid.Jid; +import eu.siacs.conversations.xmpp.pep.Avatar; +import eu.siacs.conversations.xmpp.stanzas.PresencePacket; + +public class PresenceParser extends AbstractParser implements + OnPresencePacketReceived { + + public PresenceParser(XmppConnectionService service) { + super(service); + } + + public void parseConferencePresence(PresencePacket packet, Account account) { + final Conversation conversation = packet.getFrom() == null ? null : mXmppConnectionService.find(account, packet.getFrom().toBareJid()); + if (conversation != null) { + final MucOptions mucOptions = conversation.getMucOptions(); + boolean before = mucOptions.online(); + int count = mucOptions.getUserCount(); + final List<MucOptions.User> tileUserBefore = mucOptions.getUsers(5); + processConferencePresence(packet, mucOptions); + final List<MucOptions.User> tileUserAfter = mucOptions.getUsers(5); + if (!tileUserAfter.equals(tileUserBefore)) { + Logging.d(Config.LOGTAG, account.getJid().toBareJid() + ": update tiles for " + conversation.getName()); + AvatarService.getInstance().clear(conversation); + } + if (before != mucOptions.online() || (mucOptions.online() && count != mucOptions.getUserCount())) { + UiUpdateHelper.updateConversationUi(); + } else if (mucOptions.online()) { + UiUpdateHelper.updateMucRosterUi(); + } + } + } + + private void processConferencePresence(PresencePacket packet, MucOptions mucOptions) { + final Jid from = packet.getFrom(); + if (!from.isBareJid()) { + final String type = packet.getAttribute("type"); + final Element x = packet.findChild("x", "http://jabber.org/protocol/muc#user"); + Avatar avatar = Avatar.parsePresence(packet.findChild("x", "vcard-temp:x:update")); + final List<String> codes = getStatusCodes(x); + if (type == null) { + if (x != null) { + Element item = x.findChild("item"); + if (item != null && !from.isBareJid()) { + mucOptions.setError(MucOptions.Error.NONE); + MucOptions.User user = new MucOptions.User(mucOptions, from); + user.setAffiliation(item.getAttribute("affiliation")); + user.setRole(item.getAttribute("role")); + Jid real = item.getAttributeAsJid("jid"); + if (real != null) { + user.setJid(real); + mucOptions.putMember(real.toBareJid()); + } + if (codes.contains(MucOptions.STATUS_CODE_SELF_PRESENCE) || packet.getFrom().equals(mucOptions.getConversation().getJid())) { + mucOptions.setOnline(); + mucOptions.setSelf(user); + if (mucOptions.mNickChangingInProgress) { + if (mucOptions.onRenameListener != null) { + mucOptions.onRenameListener.onSuccess(); + } + mucOptions.mNickChangingInProgress = false; + } + } else { + mucOptions.addUser(user); + } + if (mXmppConnectionService.getPgpEngine() != null) { + Element signed = packet.findChild("x", "jabber:x:signed"); + if (signed != null) { + Element status = packet.findChild("status"); + String msg = status == null ? "" : status.getContent(); + long keyId = mXmppConnectionService.getPgpEngine().fetchKeyId(mucOptions.getAccount(), msg, signed.getContent()); + if (keyId != 0) { + user.setPgpKeyId(keyId); + } + } + } + if (avatar != null) { + avatar.owner = from; + if (AvatarUtil.isAvatarCached(avatar)) { + if (user.setAvatar(avatar)) { + AvatarService.getInstance().clear(user); + } + } else { + AvatarService.getInstance().fetchAvatar(mucOptions.getAccount(), avatar); + } + } + } + } + } else if (type.equals("unavailable")) { + if (codes.contains(MucOptions.STATUS_CODE_SELF_PRESENCE) || + packet.getFrom().equals(mucOptions.getConversation().getJid())) { + if (codes.contains(MucOptions.STATUS_CODE_CHANGED_NICK)) { + mucOptions.mNickChangingInProgress = true; + } else if (codes.contains(MucOptions.STATUS_CODE_KICKED)) { + mucOptions.setError(MucOptions.Error.KICKED); + } else if (codes.contains(MucOptions.STATUS_CODE_BANNED)) { + mucOptions.setError(MucOptions.Error.BANNED); + } else if (codes.contains(MucOptions.STATUS_CODE_LOST_MEMBERSHIP)) { + mucOptions.setError(MucOptions.Error.MEMBERS_ONLY); + } else if (codes.contains(MucOptions.STATUS_CODE_AFFILIATION_CHANGE)) { + mucOptions.setError(MucOptions.Error.MEMBERS_ONLY); + } else if (codes.contains(MucOptions.STATUS_CODE_SHUTDOWN)) { + mucOptions.setError(MucOptions.Error.SHUTDOWN); + } else { + mucOptions.setError(MucOptions.Error.UNKNOWN); + Log.d(Config.LOGTAG, "unknown error in conference: " + packet); + } + } else if (!from.isBareJid()){ + MucOptions.User user = mucOptions.deleteUser(from.getResourcepart()); + if (user != null) { + AvatarService.getInstance().clear(user); + } + } + } else if (type.equals("error")) { + Element error = packet.findChild("error"); + if (error != null && error.hasChild("conflict")) { + if (mucOptions.online()) { + if (mucOptions.onRenameListener != null) { + mucOptions.onRenameListener.onFailure(); + } + } else { + mucOptions.setError(MucOptions.Error.NICK_IN_USE); + } + } else if (error != null && error.hasChild("not-authorized")) { + mucOptions.setError(MucOptions.Error.PASSWORD_REQUIRED); + } else if (error != null && error.hasChild("forbidden")) { + mucOptions.setError(MucOptions.Error.BANNED); + } else if (error != null && error.hasChild("registration-required")) { + mucOptions.setError(MucOptions.Error.BANNED); + } + } + } + } + + private static List<String> getStatusCodes(Element x) { + List<String> codes = new ArrayList<>(); + if (x != null) { + for (Element child : x.getChildren()) { + if (child.getName().equals("status")) { + String code = child.getAttribute("code"); + if (code != null) { + codes.add(code); + } + } + } + } + return codes; + } + + public void parseContactPresence(final PresencePacket packet, final Account account) { + final PresenceGenerator mPresenceGenerator = mXmppConnectionService.getPresenceGenerator(); + final Jid from = packet.getFrom(); + if (from == null) { + return; + } + final String type = packet.getAttribute("type"); + final Contact contact = account.getRoster().getContact(from); + if (type == null) { + final String resource = from.isBareJid() ? "" : from.getResourcepart(); + contact.setPresenceName(packet.findChildContent("nick", "http://jabber.org/protocol/nick")); + Avatar avatar = Avatar.parsePresence(packet.findChild("x", "vcard-temp:x:update")); + if (avatar != null && (!contact.isSelf() || null == account.getAvatar())) { + avatar.owner = from.toBareJid(); + if (AvatarUtil.isAvatarCached(avatar)) { + if (avatar.owner.equals(account.getJid().toBareJid())) { + account.setAvatar(avatar.getFilename()); + DatabaseBackend.getInstance().updateAccount(account); + AvatarService.getInstance().clear(account); + UiUpdateHelper.updateAccountUi(); + } else if (contact.setAvatar(avatar)) { + AvatarService.getInstance().clear(contact); + UiUpdateHelper.updateRosterUi(); + } + UiUpdateHelper.updateConversationUi(); + } else { + AvatarService.getInstance().fetchAvatar(account, avatar); + } + } + int sizeBefore = contact.getPresences().size(); + + final String show = packet.findChildContent("show"); + final Element caps = packet.findChild("c", "http://jabber.org/protocol/caps"); + final Presence presence = Presence.parse(show, caps); + contact.updatePresence(resource, presence); + if (presence.hasCaps() && Config.REQUEST_DISCO) { + mXmppConnectionService.fetchCaps(account, from, presence); + } + + PgpEngine pgp = mXmppConnectionService.getPgpEngine(); + Element x = packet.findChild("x", "jabber:x:signed"); + if (pgp != null && x != null) { + Element status = packet.findChild("status"); + String msg = status != null ? status.getContent() : ""; + contact.setPgpKeyId(pgp.fetchKeyId(account, msg, x.getContent())); + } + boolean online = sizeBefore < contact.getPresences().size(); + updateLastseen(packet, account, false); + mXmppConnectionService.onContactStatusChanged.onContactStatusChanged(contact, online); + } else if (type.equals("unavailable")) { + if (from.isBareJid()) { + contact.clearPresences(); + } else { + contact.removePresence(from.getResourcepart()); + } + mXmppConnectionService.onContactStatusChanged.onContactStatusChanged(contact, false); + } else if (type.equals("subscribe")) { + if (contact.getOption(Contact.Options.PREEMPTIVE_GRANT)) { + mXmppConnectionService.sendPresencePacket(account, + mPresenceGenerator.sendPresenceUpdatesTo(contact)); + } else { + contact.setOption(Contact.Options.PENDING_SUBSCRIPTION_REQUEST); + final Conversation conversation = mXmppConnectionService.findOrCreateConversation( + account, contact.getJid().toBareJid(), false); + final String statusMessage = packet.findChildContent("status"); + if (statusMessage != null + && !statusMessage.isEmpty() + && conversation.countMessages() == 0) { + conversation.add(new Message( + conversation, + statusMessage, + Message.ENCRYPTION_NONE, + Message.STATUS_RECEIVED + )); + } + } + } + UiUpdateHelper.updateRosterUi(); + } + + @Override + public void onPresencePacketReceived(Account account, PresencePacket packet) { + if (packet.hasChild("x", "http://jabber.org/protocol/muc#user")) { + this.parseConferencePresence(packet, account); + } else if (packet.hasChild("x", "http://jabber.org/protocol/muc")) { + this.parseConferencePresence(packet, account); + } else { + this.parseContactPresence(packet, account); + } + } + +} |