263 lines
10 KiB
Java
263 lines
10 KiB
Java
package eu.siacs.conversations.parser;
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import java.util.ArrayList;
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import java.util.List;
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import eu.siacs.conversations.crypto.PgpEngine;
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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.entities.ServiceDiscoveryResult;
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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.xml.Element;
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import eu.siacs.conversations.xmpp.OnIqPacketReceived;
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import eu.siacs.conversations.xmpp.OnPresencePacketReceived;
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import eu.siacs.conversations.xmpp.jid.Jid;
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import eu.siacs.conversations.xmpp.pep.Avatar;
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import eu.siacs.conversations.xmpp.stanzas.IqPacket;
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import eu.siacs.conversations.xmpp.stanzas.PresencePacket;
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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().toBareJid());
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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, mucOptions);
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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, MucOptions mucOptions) {
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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", "http://jabber.org/protocol/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.User user = new MucOptions.User(mucOptions,from);
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user.setAffiliation(item.getAttribute("affiliation"));
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user.setRole(item.getAttribute("role"));
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user.setJid(item.getAttributeAsJid("jid"));
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if (codes.contains(MucOptions.STATUS_CODE_SELF_PRESENCE) || packet.getFrom().equals(mucOptions.getConversation().getJid())) {
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mucOptions.setError(MucOptions.ERROR_NO_ERROR);
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mucOptions.setSelf(user);
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if (mucOptions.mNickChangingInProgress) {
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if (mucOptions.onRenameListener != null) {
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mucOptions.onRenameListener.onSuccess();
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}
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mucOptions.mNickChangingInProgress = false;
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}
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} else {
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mucOptions.addUser(user);
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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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} else {
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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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if (codes.contains(MucOptions.STATUS_CODE_SELF_PRESENCE) ||
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packet.getFrom().equals(mucOptions.getConversation().getJid())) {
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if (codes.contains(MucOptions.STATUS_CODE_CHANGED_NICK)) {
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mucOptions.mNickChangingInProgress = true;
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} else if (codes.contains(MucOptions.STATUS_CODE_KICKED)) {
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mucOptions.setError(MucOptions.KICKED_FROM_ROOM);
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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 {
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mucOptions.setError(MucOptions.ERROR_UNKNOWN);
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}
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} else if (!from.isBareJid()){
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MucOptions.User user = mucOptions.deleteUser(from.getResourcepart());
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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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Element error = packet.findChild("error");
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if (error != null && error.hasChild("conflict")) {
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if (mucOptions.online()) {
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if (mucOptions.onRenameListener != null) {
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mucOptions.onRenameListener.onFailure();
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}
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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 != null && error.hasChild("not-authorized")) {
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mucOptions.setError(MucOptions.ERROR_PASSWORD_REQUIRED);
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} else if (error != null && error.hasChild("forbidden")) {
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mucOptions.setError(MucOptions.ERROR_BANNED);
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} else if (error != null && error.hasChild("registration-required")) {
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mucOptions.setError(MucOptions.ERROR_MEMBERS_ONLY);
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}
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}
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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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public 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) {
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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 presence = from.isBareJid() ? "" : from.getResourcepart();
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contact.setPresenceName(packet.findChildContent("nick", "http://jabber.org/protocol/nick"));
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Avatar avatar = Avatar.parsePresence(packet.findChild("x", "vcard-temp:x:update"));
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if (avatar != null && !contact.isSelf()) {
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avatar.owner = from.toBareJid();
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if (mXmppConnectionService.getFileBackend().isAvatarCached(avatar)) {
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if (contact.setAvatar(avatar)) {
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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 {
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mXmppConnectionService.fetchAvatar(account, avatar);
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}
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}
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int sizeBefore = contact.getPresences().size();
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ServiceDiscoveryResult disco = null;
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Element caps = packet.findChild("c", "http://jabber.org/protocol/caps");
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if (caps != null) {
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disco = mXmppConnectionService.databaseBackend.
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findDiscoveryResult(caps.getAttribute("hash"), caps.getAttribute("ver"));
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}
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if (disco != null || caps == null) {
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contact.updatePresence(presence, new Presence(packet.findChild("show"), disco));
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} else {
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IqPacket request = new IqPacket(IqPacket.TYPE.GET);
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request.setTo(from);
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request.query("http://jabber.org/protocol/disco#info");
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mXmppConnectionService.sendIqPacket(account, request, new OnIqPacketReceived() {
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@Override
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public void onIqPacketReceived(Account account, IqPacket discoPacket) {
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if (discoPacket.getType() == IqPacket.TYPE.RESULT) {
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ServiceDiscoveryResult disco = new ServiceDiscoveryResult(discoPacket);
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contact.updatePresence(presence, new Presence(packet.findChild("show"), disco));
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mXmppConnectionService.databaseBackend.insertDiscoveryResult(disco);
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}
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}
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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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contact.setPgpKeyId(pgp.fetchKeyId(account, msg, x.getContent()));
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}
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boolean online = sizeBefore < contact.getPresences().size();
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updateLastseen(packet, account, false);
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mXmppConnectionService.onContactStatusChanged.onContactStatusChanged(contact, online);
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} else if (type.equals("unavailable")) {
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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.getResourcepart());
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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.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().toBareJid(), 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", "http://jabber.org/protocol/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 {
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this.parseContactPresence(packet, account);
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}
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}
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}
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