package de.pixart.messenger.generator; import de.pixart.messenger.entities.Account; import de.pixart.messenger.entities.Contact; import de.pixart.messenger.entities.MucOptions; 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) { return selfPresence(account, status, true); } public PresencePacket selfPresence(Account account, Presence.Status status, boolean includePgpAnnouncement) { PresencePacket packet = new PresencePacket(); if (status.toShowString() != null) { packet.addChild("show").setContent(status.toShowString()); } packet.setFrom(account.getJid()); String sig = account.getPgpSignature(); if (includePgpAnnouncement && 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 leave(final MucOptions mucOptions) { PresencePacket presencePacket = new PresencePacket(); presencePacket.setTo(mucOptions.getSelf().getFullJid()); presencePacket.setFrom(mucOptions.getAccount().getJid()); presencePacket.setAttribute("type", "unavailable"); return presencePacket; } public PresencePacket sendOfflinePresence(Account account) { PresencePacket packet = new PresencePacket(); packet.setFrom(account.getJid()); packet.setAttribute("type", "unavailable"); return packet; } }