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package eu.siacs.conversations.generator;
import eu.siacs.conversations.entities.Account;
import eu.siacs.conversations.entities.Contact;
import eu.siacs.conversations.services.XmppConnectionService;
import eu.siacs.conversations.xml.Element;
import eu.siacs.conversations.xmpp.stanzas.PresencePacket;
public class PresenceGenerator extends AbstractGenerator {
public PresenceGenerator(XmppConnectionService service) {
super(service);
}
private PresencePacket subscription(String type, Contact contact) {
PresencePacket packet = new PresencePacket();
packet.setAttribute("type", type);
packet.setAttribute("to", contact.getJid());
packet.setAttribute("from", contact.getAccount().getJid());
return packet;
}
public PresencePacket requestPresenceUpdatesFrom(Contact contact) {
return subscription("subscribe", contact);
}
public PresencePacket stopPresenceUpdatesFrom(Contact contact) {
return subscription("unsubscribe", contact);
}
public PresencePacket stopPresenceUpdatesTo(Contact contact) {
return subscription("unsubscribed", contact);
}
public PresencePacket sendPresenceUpdatesTo(Contact contact) {
return subscription("subscribed", contact);
}
public PresencePacket sendPresence(Account account) {
PresencePacket packet = new PresencePacket();
packet.setAttribute("from", account.getFullJid());
String sig = account.getPgpSignature();
if (sig != null) {
packet.addChild("status").setContent("online");
packet.addChild("x", "jabber:x:signed").setContent(sig);
}
String capHash = getCapHash();
if (capHash != null) {
Element cap = packet.addChild("c",
"http://jabber.org/protocol/caps");
cap.setAttribute("hash", "sha-1");
cap.setAttribute("node", "http://conversions.siacs.eu");
cap.setAttribute("ver", capHash);
}
return packet;
}
}
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