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/*
* Copyright (c) 2010-2014 Remko Tronçon
* Licensed under the GNU General Public License v3.
* See Documentation/Licenses/GPLv3.txt for more information.
*/
#include <Swiften/Presence/DirectedPresenceSender.h>
#include <Swiften/Base/foreach.h>
namespace Swift {
DirectedPresenceSender::DirectedPresenceSender(PresenceSender* sender) : sender(sender) {
}
void DirectedPresenceSender::sendPresence(boost::shared_ptr<Presence> presence) {
if (!sender->isAvailable()) {
return;
}
sender->sendPresence(presence);
if (!presence->getTo().isValid()) {
boost::shared_ptr<Presence> presenceCopy(new Presence(*presence));
foreach(const JID& jid, directedPresenceReceivers) {
presenceCopy->setTo(jid);
sender->sendPresence(presenceCopy);
}
lastSentUndirectedPresence = presence;
}
}
/**
* Gets the last broadcast presence, if none has been send the returned optional is not set.
*/
boost::optional<Presence::ref> DirectedPresenceSender::getLastSentUndirectedPresence() const {
boost::optional<Presence::ref> presenceCopy = lastSentUndirectedPresence ? boost::optional<Presence::ref>((*lastSentUndirectedPresence)->clone()) : boost::optional<Presence::ref>();
return presenceCopy;
}
/**
* Send future broadcast presence also to this JID.
* @param jid Non-roster JID to receive global presence updates.
* @param sendPresence Also send the current global presence immediately.
*/
void DirectedPresenceSender::addDirectedPresenceReceiver(const JID& jid, SendPresence sendPresence) {
directedPresenceReceivers.insert(jid);
if (sendPresence == AndSendPresence && sender->isAvailable()) {
if (lastSentUndirectedPresence && (*lastSentUndirectedPresence)->getType() == Presence::Available) {
boost::shared_ptr<Presence> presenceCopy((*lastSentUndirectedPresence)->clone());
presenceCopy->setTo(jid);
sender->sendPresence(presenceCopy);
}
}
}
/**
* Send future broadcast presence also to this JID.
* @param jid Non-roster JID to stop receiving global presence updates.
* @param sendPresence Also send presence type=unavailable immediately to jid.
*/
void DirectedPresenceSender::removeDirectedPresenceReceiver(const JID& jid, SendPresence sendPresence) {
directedPresenceReceivers.erase(jid);
if (sendPresence == AndSendPresence && sender->isAvailable()) {
boost::shared_ptr<Presence> presence(new Presence());
presence->setType(Presence::Unavailable);
presence->setTo(jid);
sender->sendPresence(presence);
}
}
bool DirectedPresenceSender::isAvailable() const {
return sender->isAvailable();
}
}
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Swift