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 muc.getMucOptions().processPacket(packet, mPgpEngine);
34 }
35 }
36 mXmppConnectionService.updateConversationUi();
37 }
38
39 public void parseContactPresence(PresencePacket packet, Account account) {
40 PresenceGenerator mPresenceGenerator = mXmppConnectionService.getPresenceGenerator();
41 if (packet.getFrom() == null) {
42 return;
43 }
44 String[] fromParts = packet.getFrom().split("/");
45 String type = packet.getAttribute("type");
46 if (fromParts[0].equals(account.getJid())) {
47 if (fromParts.length == 2) {
48 if (type == null) {
49 account.updatePresence(fromParts[1],
50 Presences.parseShow(packet.findChild("show")));
51 } else if (type.equals("unavailable")) {
52 account.removePresence(fromParts[1]);
53 }
54 }
55
56 } else {
57 Contact contact = account.getRoster().getContact(packet.getFrom());
58 if (type == null) {
59 if (fromParts.length == 2) {
60 int sizeBefore = contact.getPresences().size();
61 contact.updatePresence(fromParts[1],
62 Presences.parseShow(packet.findChild("show")));
63 PgpEngine pgp = mXmppConnectionService.getPgpEngine();
64 if (pgp != null) {
65 Element x = packet.findChild("x", "jabber:x:signed");
66 if (x != null) {
67 Element status = packet.findChild("status");
68 String msg;
69 if (status != null) {
70 msg = status.getContent();
71 } else {
72 msg = "";
73 }
74 contact.setPgpKeyId(pgp.fetchKeyId(account, msg,
75 x.getContent()));
76 }
77 }
78 boolean online = sizeBefore < contact.getPresences().size();
79 updateLastseen(packet, account, true);
80 mXmppConnectionService.onContactStatusChanged
81 .onContactStatusChanged(contact, online);
82 }
83 } else if (type.equals("unavailable")) {
84 if (fromParts.length != 2) {
85 contact.clearPresences();
86 } else {
87 contact.removePresence(fromParts[1]);
88 }
89 mXmppConnectionService.onContactStatusChanged
90 .onContactStatusChanged(contact, false);
91 } else if (type.equals("subscribe")) {
92 if (contact.getOption(Contact.Options.PREEMPTIVE_GRANT)) {
93 mXmppConnectionService.sendPresencePacket(account, mPresenceGenerator.sendPresenceUpdatesTo(contact));
94 } else {
95 contact.setOption(Contact.Options.PENDING_SUBSCRIPTION_REQUEST);
96 }
97 }
98 }
99 mXmppConnectionService.updateRosterUi();
100 }
101
102 @Override
103 public void onPresencePacketReceived(Account account, PresencePacket packet) {
104 if (packet.hasChild("x", "http://jabber.org/protocol/muc#user")) {
105 this.parseConferencePresence(packet, account);
106 } else if (packet.hasChild("x", "http://jabber.org/protocol/muc")) {
107 this.parseConferencePresence(packet, account);
108 } else {
109 this.parseContactPresence(packet, account);
110 }
111 }
112
113}