1package eu.siacs.conversations.parser;
2
3import eu.siacs.conversations.crypto.PgpEngine;
4import eu.siacs.conversations.entities.Account;
5import eu.siacs.conversations.entities.Contact;
6import eu.siacs.conversations.entities.Conversation;
7import eu.siacs.conversations.entities.Presences;
8import eu.siacs.conversations.generator.PresenceGenerator;
9import eu.siacs.conversations.services.XmppConnectionService;
10import eu.siacs.conversations.xml.Element;
11import eu.siacs.conversations.xmpp.OnPresencePacketReceived;
12import eu.siacs.conversations.xmpp.stanzas.PresencePacket;
13
14public class PresenceParser extends AbstractParser implements
15 OnPresencePacketReceived {
16
17 public PresenceParser(XmppConnectionService service) {
18 super(service);
19 }
20
21 public void parseConferencePresence(PresencePacket packet, Account account) {
22 PgpEngine mPgpEngine = mXmppConnectionService.getPgpEngine();
23 if (packet.hasChild("x", "http://jabber.org/protocol/muc#user")) {
24 Conversation muc = mXmppConnectionService.find(account,packet
25 .getAttribute("from").split("/")[0]);
26 if (muc != null) {
27 muc.getMucOptions().processPacket(packet, mPgpEngine);
28 }
29 } else if (packet.hasChild("x", "http://jabber.org/protocol/muc")) {
30 Conversation muc = mXmppConnectionService.find(account,packet
31 .getAttribute("from").split("/")[0]);
32 if (muc != null) {
33 int error = muc.getMucOptions().getError();
34 muc.getMucOptions().processPacket(packet, mPgpEngine);
35 if (muc.getMucOptions().getError() != error) {
36 mXmppConnectionService.updateConversationUi();
37 }
38 }
39 }
40 }
41
42 public void parseContactPresence(PresencePacket packet, Account account) {
43 PresenceGenerator mPresenceGenerator = mXmppConnectionService.getPresenceGenerator();
44 if (packet.getFrom() == null) {
45 return;
46 }
47 String[] fromParts = packet.getFrom().split("/");
48 String type = packet.getAttribute("type");
49 if (fromParts[0].equals(account.getJid())) {
50 if (fromParts.length == 2) {
51 if (type == null) {
52 account.updatePresence(fromParts[1],
53 Presences.parseShow(packet.findChild("show")));
54 } else if (type.equals("unavailable")) {
55 account.removePresence(fromParts[1]);
56 }
57 }
58
59 } else {
60 Contact contact = account.getRoster().getContact(packet.getFrom());
61 if (type == null) {
62 if (fromParts.length == 2) {
63 int sizeBefore = contact.getPresences().size();
64 contact.updatePresence(fromParts[1],
65 Presences.parseShow(packet.findChild("show")));
66 PgpEngine pgp = mXmppConnectionService.getPgpEngine();
67 if (pgp != null) {
68 Element x = packet.findChild("x", "jabber:x:signed");
69 if (x != null) {
70 Element status = packet.findChild("status");
71 String msg;
72 if (status != null) {
73 msg = status.getContent();
74 } else {
75 msg = "";
76 }
77 contact.setPgpKeyId(pgp.fetchKeyId(account, msg,
78 x.getContent()));
79 }
80 }
81 boolean online = sizeBefore < contact.getPresences().size();
82 updateLastseen(packet, account, true);
83 mXmppConnectionService.onContactStatusChanged
84 .onContactStatusChanged(contact, online);
85 }
86 } else if (type.equals("unavailable")) {
87 if (fromParts.length != 2) {
88 contact.clearPresences();
89 } else {
90 contact.removePresence(fromParts[1]);
91 }
92 mXmppConnectionService.onContactStatusChanged
93 .onContactStatusChanged(contact, false);
94 } else if (type.equals("subscribe")) {
95 if (contact.getOption(Contact.Options.PREEMPTIVE_GRANT)) {
96 mXmppConnectionService.sendPresencePacket(account, mPresenceGenerator.sendPresenceUpdatesTo(contact));
97 } else {
98 contact.setOption(Contact.Options.PENDING_SUBSCRIPTION_REQUEST);
99 }
100 }
101 }
102 mXmppConnectionService.updateRosterUi();
103 }
104
105 @Override
106 public void onPresencePacketReceived(Account account, PresencePacket packet) {
107 if (packet.hasChild("x", "http://jabber.org/protocol/muc#user")) {
108 this.parseConferencePresence(packet, account);
109 } else if (packet.hasChild("x", "http://jabber.org/protocol/muc")) {
110 this.parseConferencePresence(packet, account);
111 } else {
112 this.parseContactPresence(packet, account);
113 }
114 }
115
116}