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.Message; 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 tileUserBefore = new ArrayList<>(mucOptions.getUsers().subList(0,Math.min(mucOptions.getUsers().size(),5))); mucOptions.processPacket(packet, mPgpEngine); final ArrayList 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(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) { String presence = 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()) { 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); } } int sizeBefore = contact.getPresences().size(); contact.updatePresence(presence, Presences.parseShow(packet.findChild("show"))); 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 String statusMessage = packet.findChildContent("status"); if (statusMessage != null && !statusMessage.isEmpty()) { final Conversation conversation = mXmppConnectionService.findOrCreateConversation( account, contact.getJid().toBareJid(), false); conversation.add(new Message( conversation, statusMessage, Message.ENCRYPTION_NONE, Message.STATUS_RECEIVED )); } } } 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); } } }