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package de.pixart.messenger.generator;
import de.pixart.messenger.entities.Account;
import de.pixart.messenger.entities.Contact;
import de.pixart.messenger.entities.Presence;
import de.pixart.messenger.services.XmppConnectionService;
import de.pixart.messenger.xml.Element;
import de.pixart.messenger.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.setTo(contact.getJid());
packet.setFrom(contact.getAccount().getJid().toBareJid());
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 selfPresence(Account account, Presence.Status status) {
PresencePacket packet = new PresencePacket();
if(status.toShowString() != null) {
packet.addChild("show").setContent(status.toShowString());
}
packet.setFrom(account.getJid());
String sig = account.getPgpSignature();
if (sig != null && mXmppConnectionService.getPgpEngine() != null) {
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://conversations.im");
cap.setAttribute("ver", capHash);
}
return packet;
}
public PresencePacket sendOfflinePresence(Account account) {
PresencePacket packet = new PresencePacket();
packet.setFrom(account.getJid());
packet.setAttribute("type","unavailable");
return packet;
}
}
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