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/*
* Copyright (c) 2010 Isode Limited.
* All rights reserved.
* See the COPYING file for more information.
*/
#include <Swiften/Disco/EntityCapsManager.h>
#include <boost/bind.hpp>
#include <Swiften/Disco/CapsProvider.h>
#include <Swiften/Client/StanzaChannel.h>
namespace Swift {
EntityCapsManager::EntityCapsManager(CapsProvider* capsProvider, StanzaChannel* stanzaChannel) : capsProvider(capsProvider) {
stanzaChannel->onPresenceReceived.connect(boost::bind(&EntityCapsManager::handlePresenceReceived, this, _1));
stanzaChannel->onAvailableChanged.connect(boost::bind(&EntityCapsManager::handleStanzaChannelAvailableChanged, this, _1));
capsProvider->onCapsAvailable.connect(boost::bind(&EntityCapsManager::handleCapsAvailable, this, _1));
}
void EntityCapsManager::handlePresenceReceived(boost::shared_ptr<Presence> presence) {
JID from = presence->getFrom();
if (presence->isAvailable()) {
boost::shared_ptr<CapsInfo> capsInfo = presence->getPayload<CapsInfo>();
if (!capsInfo || capsInfo->getHash() != "sha-1" || presence->getPayload<ErrorPayload>()) {
return;
}
std::string hash = capsInfo->getVersion();
std::map<JID, std::string>::iterator i = caps.find(from);
if (i == caps.end() || i->second != hash) {
caps.insert(std::make_pair(from, hash));
DiscoInfo::ref disco = capsProvider->getCaps(hash);
if (disco) {
onCapsChanged(from);
}
else if (i != caps.end()) {
caps.erase(i);
onCapsChanged(from);
}
}
}
else {
std::map<JID, std::string>::iterator i = caps.find(from);
if (i != caps.end()) {
caps.erase(i);
onCapsChanged(from);
}
}
}
void EntityCapsManager::handleStanzaChannelAvailableChanged(bool available) {
if (available) {
std::map<JID, std::string> capsCopy;
capsCopy.swap(caps);
for (std::map<JID,std::string>::const_iterator i = capsCopy.begin(); i != capsCopy.end(); ++i) {
onCapsChanged(i->first);
}
}
}
void EntityCapsManager::handleCapsAvailable(const std::string& hash) {
// TODO: Use Boost.Bimap ?
for (std::map<JID,std::string>::const_iterator i = caps.begin(); i != caps.end(); ++i) {
if (i->second == hash) {
onCapsChanged(i->first);
}
}
}
DiscoInfo::ref EntityCapsManager::getCaps(const JID& jid) const {
std::map<JID, std::string>::const_iterator i = caps.find(jid);
if (i != caps.end()) {
return capsProvider->getCaps(i->second);
}
return DiscoInfo::ref();
}
}
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Swift