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package eu.siacs.conversations.parser;
import java.util.ArrayList;
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.MucOptions;
import eu.siacs.conversations.entities.Presences;
import eu.siacs.conversations.generator.PresenceGenerator;
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) {
PgpEngine mPgpEngine = mXmppConnectionService.getPgpEngine();
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.getUsers().size();
final ArrayList<MucOptions.User> tileUserBefore = new ArrayList<>(mucOptions.getUsers().subList(0,Math.min(mucOptions.getUsers().size(),5)));
mucOptions.processPacket(packet, mPgpEngine);
final ArrayList<MucOptions.User> tileUserAfter = new ArrayList<>(mucOptions.getUsers().subList(0,Math.min(mucOptions.getUsers().size(),5)));
if (!tileUserAfter.equals(tileUserBefore)) {
mXmppConnectionService.getAvatarService().clear(conversation);
}
if (before != mucOptions.online() || (mucOptions.online() && count != mucOptions.getUsers().size())) {
mXmppConnectionService.updateConversationUi();
} else if (mucOptions.online()) {
mXmppConnectionService.updateMucRosterUi();
}
}
}
public void parseContactPresence(PresencePacket packet, Account account) {
PresenceGenerator mPresenceGenerator = mXmppConnectionService
.getPresenceGenerator();
if (packet.getFrom() == null) {
return;
}
final Jid from = packet.getFrom();
String type = packet.getAttribute("type");
Contact contact = account.getRoster().getContact(packet.getFrom());
if (type == null) {
String presence;
if (!from.isBareJid()) {
presence = from.getResourcepart();
} else {
presence = "";
}
int sizeBefore = contact.getPresences().size();
contact.updatePresence(presence,
Presences.parseShow(packet.findChild("show")));
PgpEngine pgp = mXmppConnectionService.getPgpEngine();
if (pgp != null) {
Element x = packet.findChild("x", "jabber:x:signed");
if (x != null) {
Element status = packet.findChild("status");
String msg;
if (status != null) {
msg = status.getContent();
} else {
msg = "";
}
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);
}
}
Element nick = packet.findChild("nick",
"http://jabber.org/protocol/nick");
if (nick != null) {
contact.setPresenceName(nick.getContent());
}
Element x = packet.findChild("x","vcard-temp:x:update");
Avatar avatar = Avatar.parsePresence(x);
if (avatar != null && !contact.isSelf()) {
avatar.owner = from.toBareJid();
if (mXmppConnectionService.getFileBackend().isAvatarCached(avatar)) {
if (contact.setAvatar(avatar)) {
mXmppConnectionService.getAvatarService().clear(contact);
mXmppConnectionService.updateConversationUi();
mXmppConnectionService.updateRosterUi();
}
} else {
mXmppConnectionService.fetchAvatar(account,avatar);
}
}
mXmppConnectionService.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);
}
}
}
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