1package eu.siacs.conversations.generator;
2
3import android.text.TextUtils;
4import eu.siacs.conversations.entities.Account;
5import eu.siacs.conversations.entities.Contact;
6import eu.siacs.conversations.entities.MucOptions;
7import eu.siacs.conversations.services.XmppConnectionService;
8import eu.siacs.conversations.xml.Element;
9import eu.siacs.conversations.xml.Namespace;
10import im.conversations.android.xmpp.model.stanza.Presence;
11
12public class PresenceGenerator extends AbstractGenerator {
13
14 public PresenceGenerator(XmppConnectionService service) {
15 super(service);
16 }
17
18 private im.conversations.android.xmpp.model.stanza.Presence subscription(
19 String type, Contact contact) {
20 im.conversations.android.xmpp.model.stanza.Presence packet =
21 new im.conversations.android.xmpp.model.stanza.Presence();
22 packet.setAttribute("type", type);
23 packet.setTo(contact.getJid());
24 packet.setFrom(contact.getAccount().getJid().asBareJid());
25 return packet;
26 }
27
28 public im.conversations.android.xmpp.model.stanza.Presence requestPresenceUpdatesFrom(
29 final Contact contact) {
30 return requestPresenceUpdatesFrom(contact, null);
31 }
32
33 public im.conversations.android.xmpp.model.stanza.Presence requestPresenceUpdatesFrom(
34 final Contact contact, final String preAuth) {
35 im.conversations.android.xmpp.model.stanza.Presence packet =
36 subscription("subscribe", contact);
37 String displayName = contact.getAccount().getDisplayName();
38 if (!TextUtils.isEmpty(displayName)) {
39 packet.addChild("nick", Namespace.NICK).setContent(displayName);
40 }
41 if (preAuth != null) {
42 packet.addChild("preauth", Namespace.PARS).setAttribute("token", preAuth);
43 }
44 return packet;
45 }
46
47 public im.conversations.android.xmpp.model.stanza.Presence stopPresenceUpdatesFrom(
48 Contact contact) {
49 return subscription("unsubscribe", contact);
50 }
51
52 public im.conversations.android.xmpp.model.stanza.Presence stopPresenceUpdatesTo(
53 Contact contact) {
54 return subscription("unsubscribed", contact);
55 }
56
57 public im.conversations.android.xmpp.model.stanza.Presence sendPresenceUpdatesTo(
58 Contact contact) {
59 return subscription("subscribed", contact);
60 }
61
62 public im.conversations.android.xmpp.model.stanza.Presence selfPresence(
63 Account account, Presence.Availability status) {
64 return selfPresence(account, status, true);
65 }
66
67 public im.conversations.android.xmpp.model.stanza.Presence selfPresence(
68 final Account account, final Presence.Availability status, final boolean personal) {
69 final im.conversations.android.xmpp.model.stanza.Presence packet =
70 new im.conversations.android.xmpp.model.stanza.Presence();
71 if (personal) {
72 final String sig = account.getPgpSignature();
73 final String message = account.getPresenceStatusMessage();
74 packet.setAvailability(status);
75 packet.setStatus(message);
76 if (sig != null && mXmppConnectionService.getPgpEngine() != null) {
77 packet.addChild("x", "jabber:x:signed").setContent(sig);
78 }
79 }
80 final String capHash = getCapHash(account);
81 if (capHash != null) {
82 Element cap = packet.addChild("c", "http://jabber.org/protocol/caps");
83 cap.setAttribute("hash", "sha-1");
84 cap.setAttribute("node", "http://conversations.im");
85 cap.setAttribute("ver", capHash);
86 }
87 return packet;
88 }
89
90 public im.conversations.android.xmpp.model.stanza.Presence leave(final MucOptions mucOptions) {
91 im.conversations.android.xmpp.model.stanza.Presence presence =
92 new im.conversations.android.xmpp.model.stanza.Presence();
93 presence.setTo(mucOptions.getSelf().getFullJid());
94 presence.setFrom(mucOptions.getAccount().getJid());
95 presence.setAttribute("type", "unavailable");
96 return presence;
97 }
98
99 public im.conversations.android.xmpp.model.stanza.Presence sendOfflinePresence(
100 Account account) {
101 im.conversations.android.xmpp.model.stanza.Presence packet =
102 new im.conversations.android.xmpp.model.stanza.Presence();
103 packet.setFrom(account.getJid());
104 packet.setAttribute("type", "unavailable");
105 return packet;
106 }
107}