379 lines
15 KiB
Java
379 lines
15 KiB
Java
package eu.siacs.conversations.parser;
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import android.util.Log;
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import java.util.ArrayList;
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import java.util.List;
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import eu.siacs.conversations.Config;
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import eu.siacs.conversations.crypto.PgpEngine;
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import eu.siacs.conversations.crypto.axolotl.AxolotlService;
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import eu.siacs.conversations.entities.Account;
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import eu.siacs.conversations.entities.Contact;
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import eu.siacs.conversations.entities.Conversation;
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import eu.siacs.conversations.entities.Message;
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import eu.siacs.conversations.entities.MucOptions;
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import eu.siacs.conversations.entities.Presence;
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import eu.siacs.conversations.generator.IqGenerator;
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import eu.siacs.conversations.generator.PresenceGenerator;
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import eu.siacs.conversations.services.XmppConnectionService;
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import eu.siacs.conversations.utils.XmppUri;
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import eu.siacs.conversations.xml.Element;
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import eu.siacs.conversations.xml.Namespace;
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import eu.siacs.conversations.xmpp.InvalidJid;
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import eu.siacs.conversations.xmpp.OnPresencePacketReceived;
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import eu.siacs.conversations.xmpp.pep.Avatar;
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import eu.siacs.conversations.xmpp.stanzas.PresencePacket;
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import eu.siacs.conversations.xmpp.Jid;
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public class PresenceParser extends AbstractParser implements
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OnPresencePacketReceived {
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public PresenceParser(XmppConnectionService service) {
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super(service);
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}
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public void parseConferencePresence(PresencePacket packet, Account account) {
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final Conversation conversation = packet.getFrom() == null ? null : mXmppConnectionService.find(account, packet.getFrom().asBareJid());
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if (conversation != null) {
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final MucOptions mucOptions = conversation.getMucOptions();
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boolean before = mucOptions.online();
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int count = mucOptions.getUserCount();
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final List<MucOptions.User> tileUserBefore = mucOptions.getUsers(5);
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processConferencePresence(packet, conversation);
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final List<MucOptions.User> tileUserAfter = mucOptions.getUsers(5);
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if (!tileUserAfter.equals(tileUserBefore)) {
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mXmppConnectionService.getAvatarService().clear(mucOptions);
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}
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if (before != mucOptions.online() || (mucOptions.online() && count != mucOptions.getUserCount())) {
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mXmppConnectionService.updateConversationUi();
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} else if (mucOptions.online()) {
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mXmppConnectionService.updateMucRosterUi();
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}
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}
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}
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private void processConferencePresence(PresencePacket packet, Conversation conversation) {
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MucOptions mucOptions = conversation.getMucOptions();
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final Jid jid = conversation.getAccount().getJid();
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final Jid from = packet.getFrom();
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if (!from.isBareJid()) {
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final String type = packet.getAttribute("type");
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final Element x = packet.findChild("x", Namespace.MUC_USER);
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Avatar avatar = Avatar.parsePresence(packet.findChild("x", "vcard-temp:x:update"));
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final List<String> codes = getStatusCodes(x);
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if (type == null) {
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if (x != null) {
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Element item = x.findChild("item");
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if (item != null && !from.isBareJid()) {
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mucOptions.setError(MucOptions.Error.NONE);
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MucOptions.User user = parseItem(conversation, item, from);
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if (codes.contains(MucOptions.STATUS_CODE_SELF_PRESENCE) || (codes.contains(MucOptions.STATUS_CODE_ROOM_CREATED) && jid.equals(InvalidJid.getNullForInvalid(item.getAttributeAsJid("jid"))))) {
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if (mucOptions.setOnline()) {
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mXmppConnectionService.getAvatarService().clear(mucOptions);
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}
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if (mucOptions.setSelf(user)) {
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Log.d(Config.LOGTAG,"role or affiliation changed");
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mXmppConnectionService.databaseBackend.updateConversation(conversation);
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}
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mXmppConnectionService.persistSelfNick(user);
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invokeRenameListener(mucOptions, true);
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}
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boolean isNew = mucOptions.updateUser(user);
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final AxolotlService axolotlService = conversation.getAccount().getAxolotlService();
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Contact contact = user.getContact();
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if (isNew
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&& user.getRealJid() != null
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&& mucOptions.isPrivateAndNonAnonymous()
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&& (contact == null || !contact.mutualPresenceSubscription())
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&& axolotlService.hasEmptyDeviceList(user.getRealJid())) {
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axolotlService.fetchDeviceIds(user.getRealJid());
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}
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if (codes.contains(MucOptions.STATUS_CODE_ROOM_CREATED) && mucOptions.autoPushConfiguration()) {
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Log.d(Config.LOGTAG,mucOptions.getAccount().getJid().asBareJid()
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+": room '"
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+mucOptions.getConversation().getJid().asBareJid()
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+"' created. pushing default configuration");
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mXmppConnectionService.pushConferenceConfiguration(mucOptions.getConversation(),
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IqGenerator.defaultChannelConfiguration(),
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null);
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}
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if (mXmppConnectionService.getPgpEngine() != null) {
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Element signed = packet.findChild("x", "jabber:x:signed");
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if (signed != null) {
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Element status = packet.findChild("status");
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String msg = status == null ? "" : status.getContent();
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long keyId = mXmppConnectionService.getPgpEngine().fetchKeyId(mucOptions.getAccount(), msg, signed.getContent());
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if (keyId != 0) {
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user.setPgpKeyId(keyId);
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}
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}
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}
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if (avatar != null) {
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avatar.owner = from;
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if (mXmppConnectionService.getFileBackend().isAvatarCached(avatar)) {
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if (user.setAvatar(avatar)) {
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mXmppConnectionService.getAvatarService().clear(user);
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}
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if (user.getRealJid() != null) {
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final Contact c = conversation.getAccount().getRoster().getContact(user.getRealJid());
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c.setAvatar(avatar);
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mXmppConnectionService.syncRoster(conversation.getAccount());
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mXmppConnectionService.getAvatarService().clear(c);
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mXmppConnectionService.updateRosterUi();
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}
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} else if (mXmppConnectionService.isDataSaverDisabled()) {
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mXmppConnectionService.fetchAvatar(mucOptions.getAccount(), avatar);
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}
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}
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}
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}
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} else if (type.equals("unavailable")) {
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final boolean fullJidMatches = from.equals(mucOptions.getSelf().getFullJid());
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if (x.hasChild("destroy") && fullJidMatches) {
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Element destroy = x.findChild("destroy");
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final Jid alternate = destroy == null ? null : InvalidJid.getNullForInvalid(destroy.getAttributeAsJid("jid"));
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mucOptions.setError(MucOptions.Error.DESTROYED);
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if (alternate != null) {
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Log.d(Config.LOGTAG, conversation.getAccount().getJid().asBareJid() + ": muc destroyed. alternate location " + alternate);
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}
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} else if (codes.contains(MucOptions.STATUS_CODE_SHUTDOWN) && fullJidMatches) {
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mucOptions.setError(MucOptions.Error.SHUTDOWN);
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} else if (codes.contains(MucOptions.STATUS_CODE_SELF_PRESENCE)) {
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if (codes.contains(MucOptions.STATUS_CODE_KICKED)) {
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mucOptions.setError(MucOptions.Error.KICKED);
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} else if (codes.contains(MucOptions.STATUS_CODE_BANNED)) {
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mucOptions.setError(MucOptions.Error.BANNED);
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} else if (codes.contains(MucOptions.STATUS_CODE_LOST_MEMBERSHIP)) {
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mucOptions.setError(MucOptions.Error.MEMBERS_ONLY);
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} else if (codes.contains(MucOptions.STATUS_CODE_AFFILIATION_CHANGE)) {
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mucOptions.setError(MucOptions.Error.MEMBERS_ONLY);
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} else if (codes.contains(MucOptions.STATUS_CODE_SHUTDOWN)) {
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mucOptions.setError(MucOptions.Error.SHUTDOWN);
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} else if (!codes.contains(MucOptions.STATUS_CODE_CHANGED_NICK)) {
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mucOptions.setError(MucOptions.Error.UNKNOWN);
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Log.d(Config.LOGTAG, "unknown error in conference: " + packet);
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}
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} else if (!from.isBareJid()){
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Element item = x.findChild("item");
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if (item != null) {
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mucOptions.updateUser(parseItem(conversation, item, from));
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}
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MucOptions.User user = mucOptions.deleteUser(from);
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if (user != null) {
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mXmppConnectionService.getAvatarService().clear(user);
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}
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}
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} else if (type.equals("error")) {
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final Element error = packet.findChild("error");
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if (error == null) {
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return;
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}
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if (error.hasChild("conflict")) {
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if (mucOptions.online()) {
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invokeRenameListener(mucOptions, false);
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} else {
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mucOptions.setError(MucOptions.Error.NICK_IN_USE);
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}
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} else if (error.hasChild("not-authorized")) {
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mucOptions.setError(MucOptions.Error.PASSWORD_REQUIRED);
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} else if (error.hasChild("forbidden")) {
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mucOptions.setError(MucOptions.Error.BANNED);
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} else if (error.hasChild("registration-required")) {
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mucOptions.setError(MucOptions.Error.MEMBERS_ONLY);
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} else if (error.hasChild("resource-constraint")) {
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mucOptions.setError(MucOptions.Error.RESOURCE_CONSTRAINT);
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} else if (error.hasChild("remote-server-timeout")) {
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mucOptions.setError(MucOptions.Error.REMOTE_SERVER_TIMEOUT);
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} else if (error.hasChild("gone")) {
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final String gone = error.findChildContent("gone");
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final Jid alternate;
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if (gone != null) {
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final XmppUri xmppUri = new XmppUri(gone);
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if (xmppUri.isValidJid()) {
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alternate = xmppUri.getJid();
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} else {
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alternate = null;
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}
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} else {
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alternate = null;
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}
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mucOptions.setError(MucOptions.Error.DESTROYED);
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if (alternate != null) {
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Log.d(Config.LOGTAG, conversation.getAccount().getJid().asBareJid() + ": muc destroyed. alternate location " + alternate);
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}
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} else {
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final String text = error.findChildContent("text");
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if (text != null && text.contains("attribute 'to'")) {
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if (mucOptions.online()) {
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invokeRenameListener(mucOptions, false);
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} else {
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mucOptions.setError(MucOptions.Error.INVALID_NICK);
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}
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} else {
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mucOptions.setError(MucOptions.Error.UNKNOWN);
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Log.d(Config.LOGTAG, "unknown error in conference: " + packet);
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}
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}
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}
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}
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}
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private static void invokeRenameListener(final MucOptions options, boolean success) {
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if (options.onRenameListener != null) {
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if (success) {
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options.onRenameListener.onSuccess();
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} else {
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options.onRenameListener.onFailure();
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}
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options.onRenameListener = null;
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}
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}
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private static List<String> getStatusCodes(Element x) {
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List<String> codes = new ArrayList<>();
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if (x != null) {
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for (Element child : x.getChildren()) {
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if (child.getName().equals("status")) {
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String code = child.getAttribute("code");
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if (code != null) {
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codes.add(code);
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}
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}
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}
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}
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return codes;
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}
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private void parseContactPresence(final PresencePacket packet, final Account account) {
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final PresenceGenerator mPresenceGenerator = mXmppConnectionService.getPresenceGenerator();
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final Jid from = packet.getFrom();
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if (from == null || from.equals(account.getJid())) {
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return;
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}
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final String type = packet.getAttribute("type");
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final Contact contact = account.getRoster().getContact(from);
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if (type == null) {
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final String resource = from.isBareJid() ? "" : from.getResource();
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Avatar avatar = Avatar.parsePresence(packet.findChild("x", "vcard-temp:x:update"));
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if (avatar != null && (!contact.isSelf() || account.getAvatar() == null)) {
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avatar.owner = from.asBareJid();
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if (mXmppConnectionService.getFileBackend().isAvatarCached(avatar)) {
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if (avatar.owner.equals(account.getJid().asBareJid())) {
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account.setAvatar(avatar.getFilename());
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mXmppConnectionService.databaseBackend.updateAccount(account);
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mXmppConnectionService.getAvatarService().clear(account);
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mXmppConnectionService.updateConversationUi();
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mXmppConnectionService.updateAccountUi();
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} else {
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contact.setAvatar(avatar);
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mXmppConnectionService.syncRoster(account);
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mXmppConnectionService.getAvatarService().clear(contact);
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mXmppConnectionService.updateConversationUi();
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mXmppConnectionService.updateRosterUi();
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}
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} else if (mXmppConnectionService.isDataSaverDisabled()){
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mXmppConnectionService.fetchAvatar(account, avatar);
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}
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}
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if (mXmppConnectionService.isMuc(account, from)) {
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return;
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}
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int sizeBefore = contact.getPresences().size();
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final String show = packet.findChildContent("show");
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final Element caps = packet.findChild("c", "http://jabber.org/protocol/caps");
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final String message = packet.findChildContent("status");
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final Presence presence = Presence.parse(show, caps, message);
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contact.updatePresence(resource, presence);
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if (presence.hasCaps()) {
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mXmppConnectionService.fetchCaps(account, from, presence);
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}
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final Element idle = packet.findChild("idle", Namespace.IDLE);
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if (idle != null) {
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try {
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final String since = idle.getAttribute("since");
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contact.setLastseen(AbstractParser.parseTimestamp(since));
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contact.flagInactive();
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} catch (Throwable throwable) {
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if (contact.setLastseen(AbstractParser.parseTimestamp(packet))) {
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contact.flagActive();
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}
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}
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} else {
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if (contact.setLastseen(AbstractParser.parseTimestamp(packet))) {
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contact.flagActive();
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}
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}
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PgpEngine pgp = mXmppConnectionService.getPgpEngine();
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Element x = packet.findChild("x", "jabber:x:signed");
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if (pgp != null && x != null) {
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Element status = packet.findChild("status");
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String msg = status != null ? status.getContent() : "";
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if (contact.setPgpKeyId(pgp.fetchKeyId(account, msg, x.getContent()))) {
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mXmppConnectionService.syncRoster(account);
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}
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}
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boolean online = sizeBefore < contact.getPresences().size();
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mXmppConnectionService.onContactStatusChanged.onContactStatusChanged(contact, online);
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} else if (type.equals("unavailable")) {
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if (contact.setLastseen(AbstractParser.parseTimestamp(packet,0L,true))) {
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contact.flagInactive();
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}
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if (from.isBareJid()) {
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contact.clearPresences();
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} else {
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contact.removePresence(from.getResource());
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}
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if (contact.getShownStatus() == Presence.Status.OFFLINE) {
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contact.flagInactive();
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}
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mXmppConnectionService.onContactStatusChanged.onContactStatusChanged(contact, false);
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} else if (type.equals("subscribe")) {
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if (contact.setPresenceName(packet.findChildContent("nick", Namespace.NICK))) {
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mXmppConnectionService.syncRoster(account);
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mXmppConnectionService.getAvatarService().clear(contact);
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}
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if (contact.getOption(Contact.Options.PREEMPTIVE_GRANT)) {
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mXmppConnectionService.sendPresencePacket(account,
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mPresenceGenerator.sendPresenceUpdatesTo(contact));
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} else {
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contact.setOption(Contact.Options.PENDING_SUBSCRIPTION_REQUEST);
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final Conversation conversation = mXmppConnectionService.findOrCreateConversation(
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account, contact.getJid().asBareJid(), false, false);
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final String statusMessage = packet.findChildContent("status");
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if (statusMessage != null
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&& !statusMessage.isEmpty()
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&& conversation.countMessages() == 0) {
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conversation.add(new Message(
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conversation,
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statusMessage,
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Message.ENCRYPTION_NONE,
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Message.STATUS_RECEIVED
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));
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}
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}
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}
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mXmppConnectionService.updateRosterUi();
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}
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@Override
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public void onPresencePacketReceived(Account account, PresencePacket packet) {
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if (packet.hasChild("x", Namespace.MUC_USER)) {
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this.parseConferencePresence(packet, account);
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} else if (packet.hasChild("x", "http://jabber.org/protocol/muc")) {
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this.parseConferencePresence(packet, account);
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} else if ("error".equals(packet.getAttribute("type")) && mXmppConnectionService.isMuc(account, packet.getFrom())) {
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this.parseConferencePresence(packet, account);
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} else {
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this.parseContactPresence(packet, account);
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}
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}
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}
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