PresenceParser.java

  1package eu.siacs.conversations.parser;
  2
  3import android.util.Log;
  4import eu.siacs.conversations.crypto.PgpEngine;
  5import eu.siacs.conversations.entities.Account;
  6import eu.siacs.conversations.entities.Contact;
  7import eu.siacs.conversations.entities.Conversation;
  8import eu.siacs.conversations.entities.Presences;
  9import eu.siacs.conversations.services.XmppConnectionService;
 10import eu.siacs.conversations.xml.Element;
 11import eu.siacs.conversations.xmpp.stanzas.PresencePacket;
 12
 13public class PresenceParser extends AbstractParser {
 14
 15	public PresenceParser(XmppConnectionService service) {
 16		super(service);
 17	}
 18
 19	public void parseConferencePresence(PresencePacket packet, Account account) {
 20		PgpEngine mPgpEngine = mXmppConnectionService.getPgpEngine();
 21		if (packet.hasChild("x", "http://jabber.org/protocol/muc#user")) {
 22			Conversation muc = mXmppConnectionService.findMuc(packet
 23					.getAttribute("from").split("/")[0], account);
 24			if (muc != null) {
 25				muc.getMucOptions().processPacket(packet, mPgpEngine);
 26			}
 27		} else if (packet.hasChild("x", "http://jabber.org/protocol/muc")) {
 28			Conversation muc = mXmppConnectionService.findMuc(packet
 29					.getAttribute("from").split("/")[0], account);
 30			if (muc != null) {
 31				int error = muc.getMucOptions().getError();
 32				muc.getMucOptions().processPacket(packet, mPgpEngine);
 33				if (muc.getMucOptions().getError() != error) {
 34					mXmppConnectionService.updateUi(muc, false);
 35				}
 36			}
 37		}
 38	}
 39
 40	public void parseContactPresence(PresencePacket packet, Account account) {
 41		String[] fromParts = packet.getAttribute("from").split("/");
 42		String type = packet.getAttribute("type");
 43		if (fromParts[0].equals(account.getJid())) {
 44			if (fromParts.length == 2) {
 45				if (type == null) {
 46					account.updatePresence(fromParts[1],
 47							Presences.parseShow(packet.findChild("show")));
 48				} else if (type.equals("unavailable")) {
 49					account.removePresence(fromParts[1]);
 50				}
 51			}
 52
 53		} else {
 54			Contact contact = account.getRoster().getContact(packet.getFrom());
 55			if (type == null) {
 56				if (fromParts.length == 2) {
 57					contact.updatePresence(fromParts[1],
 58							Presences.parseShow(packet.findChild("show")));
 59					PgpEngine pgp = mXmppConnectionService.getPgpEngine();
 60					if (pgp != null) {
 61						Element x = packet.findChild("x", "jabber:x:signed");
 62						if (x != null) {
 63							Element status = packet.findChild("status");
 64							String msg;
 65							if (status != null) {
 66								msg = status.getContent();
 67							} else {
 68								msg = "";
 69							}
 70							contact.setPgpKeyId(pgp.fetchKeyId(account, msg,
 71									x.getContent()));
 72						}
 73					}
 74					updateLastseen(packet, account,true);
 75					mXmppConnectionService.onContactStatusChanged
 76							.onContactStatusChanged(contact,true);
 77				}
 78			} else if (type.equals("unavailable")) {
 79				if (fromParts.length != 2) {
 80					contact.clearPresences();
 81				} else {
 82					contact.removePresence(fromParts[1]);
 83				}
 84				mXmppConnectionService.onContactStatusChanged
 85						.onContactStatusChanged(contact,false);
 86			} else if (type.equals("subscribe")) {
 87				if (contact.getOption(Contact.Options.PREEMPTIVE_GRANT)) {
 88					mXmppConnectionService.sendPresenceUpdatesTo(contact);
 89					contact.setOption(Contact.Options.FROM);
 90					contact.resetOption(Contact.Options.PREEMPTIVE_GRANT);
 91					if ((contact.getOption(Contact.Options.ASKING))
 92							&& (!contact.getOption(Contact.Options.TO))) {
 93						mXmppConnectionService
 94								.requestPresenceUpdatesFrom(contact);
 95					}
 96				} else {
 97					contact.setOption(Contact.Options.PENDING_SUBSCRIPTION_REQUEST);
 98				}
 99			}
100		}
101	}
102
103}