374 lines
13 KiB
C++
374 lines
13 KiB
C++
/**
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* libtransport -- C++ library for easy XMPP Transports development
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*
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* Copyright (C) 2011, Jan Kaluza <hanzz.k@gmail.com>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02111-1301 USA
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*/
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#include "transport/user.h"
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#include "transport/transport.h"
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#include "transport/storagebackend.h"
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#include "transport/rostermanager.h"
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#include "transport/usermanager.h"
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#include "transport/conversationmanager.h"
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#include "transport/presenceoracle.h"
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#include "transport/logging.h"
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#include "Swiften/Swiften.h"
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#include "Swiften/Server/ServerStanzaChannel.h"
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#include "Swiften/Elements/StreamError.h"
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#include "Swiften/Elements/MUCPayload.h"
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#include "Swiften/Elements/SpectrumErrorPayload.h"
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#include <boost/foreach.hpp>
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#include <stdio.h>
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#include <stdlib.h>
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using namespace boost;
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#define foreach BOOST_FOREACH
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namespace Transport {
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DEFINE_LOGGER(logger, "User");
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User::User(const Swift::JID &jid, UserInfo &userInfo, Component *component, UserManager *userManager) {
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m_jid = jid.toBare();
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m_data = NULL;
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m_component = component;
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m_presenceOracle = component->m_presenceOracle;
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m_entityCapsManager = component->m_entityCapsManager;
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m_userManager = userManager;
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m_userInfo = userInfo;
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m_connected = false;
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m_readyForConnect = false;
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m_ignoreDisconnect = false;
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m_resources = 0;
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m_reconnectCounter = 0;
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m_reconnectTimer = m_component->getNetworkFactories()->getTimerFactory()->createTimer(10000);
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m_reconnectTimer->onTick.connect(boost::bind(&User::onConnectingTimeout, this));
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m_rosterManager = new RosterManager(this, m_component);
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m_conversationManager = new ConversationManager(this, m_component);
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LOG4CXX_INFO(logger, m_jid.toString() << ": Created");
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updateLastActivity();
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}
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User::~User(){
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LOG4CXX_INFO(logger, m_jid.toString() << ": Destroying");
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if (m_component->inServerMode()) {
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dynamic_cast<Swift::ServerStanzaChannel *>(m_component->getStanzaChannel())->finishSession(m_jid, boost::shared_ptr<Swift::Element>());
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}
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m_reconnectTimer->stop();
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delete m_rosterManager;
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delete m_conversationManager;
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}
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const Swift::JID &User::getJID() {
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return m_jid;
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}
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Swift::JID User::getJIDWithFeature(const std::string &feature) {
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Swift::JID jid;
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std::vector<Swift::Presence::ref> presences = m_presenceOracle->getAllPresence(m_jid);
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foreach(Swift::Presence::ref presence, presences) {
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if (presence->getType() == Swift::Presence::Unavailable)
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continue;
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Swift::DiscoInfo::ref discoInfo = m_entityCapsManager->getCaps(presence->getFrom());
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if (!discoInfo) {
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#ifdef SUPPORT_LEGACY_CAPS
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if (m_legacyCaps.find(presence->getFrom()) != m_legacyCaps.end()) {
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discoInfo = m_legacyCaps[presence->getFrom()];
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}
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else {
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continue;
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}
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if (!discoInfo) {
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continue;
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}
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#else
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continue;
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#endif
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}
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if (discoInfo->hasFeature(feature)) {
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LOG4CXX_INFO(logger, m_jid.toString() << ": Found JID with " << feature << " feature: " << presence->getFrom().toString());
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return presence->getFrom();
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}
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}
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LOG4CXX_INFO(logger, m_jid.toString() << ": No JID with " << feature << " feature " << m_legacyCaps.size());
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return jid;
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}
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Swift::DiscoInfo::ref User::getCaps(const Swift::JID &jid) const {
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Swift::DiscoInfo::ref discoInfo = m_entityCapsManager->getCaps(jid);
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#ifdef SUPPORT_LEGACY_CAPS
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if (!discoInfo) {
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std::map<Swift::JID, Swift::DiscoInfo::ref>::const_iterator it = m_legacyCaps.find(jid);
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if (it != m_legacyCaps.end()) {
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discoInfo = it->second;
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}
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}
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#endif
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return discoInfo;
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}
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void User::sendCurrentPresence() {
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if (m_component->inServerMode()) {
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return;
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}
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std::vector<Swift::Presence::ref> presences = m_presenceOracle->getAllPresence(m_jid);
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foreach(Swift::Presence::ref presence, presences) {
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if (presence->getType() == Swift::Presence::Unavailable) {
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continue;
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}
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if (m_connected) {
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Swift::Presence::ref highest = m_presenceOracle->getHighestPriorityPresence(m_jid.toBare());
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if (highest) {
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Swift::Presence::ref response = Swift::Presence::create(highest);
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response->setTo(presence->getFrom());
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response->setFrom(m_component->getJID());
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m_component->getStanzaChannel()->sendPresence(response);
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}
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else {
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Swift::Presence::ref response = Swift::Presence::create();
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response->setTo(presence->getFrom());
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response->setFrom(m_component->getJID());
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response->setType(Swift::Presence::Unavailable);
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m_component->getStanzaChannel()->sendPresence(response);
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}
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}
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else {
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Swift::Presence::ref response = Swift::Presence::create();
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response->setTo(presence->getFrom());
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response->setFrom(m_component->getJID());
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response->setType(Swift::Presence::Unavailable);
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response->setStatus("Connecting");
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m_component->getStanzaChannel()->sendPresence(response);
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}
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}
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}
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void User::setConnected(bool connected) {
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m_connected = connected;
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m_reconnectCounter = 0;
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setIgnoreDisconnect(false);
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updateLastActivity();
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sendCurrentPresence();
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}
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void User::handlePresence(Swift::Presence::ref presence) {
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int currentResourcesCount = m_presenceOracle->getAllPresence(m_jid).size();
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m_conversationManager->resetResources();
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if (!m_connected) {
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// we are not connected to legacy network, so we should do it when disco#info arrive :)
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if (m_readyForConnect == false) {
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// Forward status message to legacy network, but only if it's sent from active resource
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// if (m_activeResource == presence->getFrom().getResource().getUTF8String()) {
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// forwardStatus(presenceShow, stanzaStatus);
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// }
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boost::shared_ptr<Swift::CapsInfo> capsInfo = presence->getPayload<Swift::CapsInfo>();
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if (capsInfo && capsInfo->getHash() == "sha-1") {
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if (m_entityCapsManager->getCaps(presence->getFrom()) != Swift::DiscoInfo::ref()) {
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LOG4CXX_INFO(logger, m_jid.toString() << ": Ready to be connected to legacy network");
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m_readyForConnect = true;
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onReadyToConnect();
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}
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}
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else if (m_component->inServerMode()) {
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LOG4CXX_INFO(logger, m_jid.toString() << ": Ready to be connected to legacy network");
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m_readyForConnect = true;
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onReadyToConnect();
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}
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else {
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m_reconnectTimer->start();
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}
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}
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}
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bool isMUC = presence->getPayload<Swift::MUCPayload>() != NULL || *presence->getTo().getNode().c_str() == '#';
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if (isMUC) {
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if (presence->getType() == Swift::Presence::Unavailable) {
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std::string room = Buddy::JIDToLegacyName(presence->getTo());
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LOG4CXX_INFO(logger, m_jid.toString() << ": Going to left room " << room);
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onRoomLeft(room);
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}
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else {
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// force connection to legacy network to let backend to handle auto-join on connect.
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if (!m_readyForConnect) {
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LOG4CXX_INFO(logger, m_jid.toString() << ": Ready to be connected to legacy network");
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m_readyForConnect = true;
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onReadyToConnect();
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}
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std::string room = Buddy::JIDToLegacyName(presence->getTo());
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LOG4CXX_INFO(logger, m_jid.toString() << ": Going to join room " << room << " as " << presence->getTo().getResource());
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std::string password = "";
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if (presence->getPayload<Swift::MUCPayload>() != NULL) {
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password = presence->getPayload<Swift::MUCPayload>()->getPassword() ? *presence->getPayload<Swift::MUCPayload>()->getPassword() : "";
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}
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onRoomJoined(presence->getFrom(), room, presence->getTo().getResource(), password);
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}
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return;
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}
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// User wants to disconnect this resource
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if (!m_component->inServerMode()) {
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if (presence->getType() == Swift::Presence::Unavailable) {
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// Send unavailable presences for online contacts
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m_rosterManager->sendUnavailablePresences(presence->getFrom());
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// Send unavailable presence for transport contact itself
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Swift::Presence::ref response = Swift::Presence::create();
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response->setTo(presence->getFrom());
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response->setFrom(m_component->getJID());
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response->setType(Swift::Presence::Unavailable);
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m_component->getStanzaChannel()->sendPresence(response);
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}
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else {
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sendCurrentPresence();
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// This resource is new, so we have to send buddies presences
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if (currentResourcesCount != m_resources) {
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m_rosterManager->sendCurrentPresences(presence->getFrom());
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}
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}
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}
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m_resources = currentResourcesCount;
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// Change legacy network presence
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if (m_readyForConnect) {
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Swift::Presence::ref highest = m_presenceOracle->getHighestPriorityPresence(m_jid.toBare());
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if (highest) {
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Swift::Presence::ref response = Swift::Presence::create(highest);
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response->setTo(m_jid);
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response->setFrom(m_component->getJID());
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LOG4CXX_INFO(logger, m_jid.toString() << ": Changing legacy network presence to " << response->getType());
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onPresenceChanged(highest);
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}
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else {
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Swift::Presence::ref response = Swift::Presence::create();
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response->setTo(m_jid.toBare());
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response->setFrom(m_component->getJID());
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response->setType(Swift::Presence::Unavailable);
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onPresenceChanged(response);
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}
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}
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}
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void User::handleSubscription(Swift::Presence::ref presence) {
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m_rosterManager->handleSubscription(presence);
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}
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void User::handleDiscoInfo(const Swift::JID& jid, boost::shared_ptr<Swift::DiscoInfo> info) {
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LOG4CXX_INFO(logger, jid.toString() << ": got disco#info");
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#ifdef SUPPORT_LEGACY_CAPS
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Swift::DiscoInfo::ref discoInfo = m_entityCapsManager->getCaps(jid);
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// This is old legacy cap which is not stored in entityCapsManager,
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// we have to store it in our user class.
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if (!discoInfo) {
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LOG4CXX_INFO(logger, jid.toString() << ": LEGACY");
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m_legacyCaps[jid] = info;
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}
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#endif
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onConnectingTimeout();
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}
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void User::onConnectingTimeout() {
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if (m_connected || m_readyForConnect)
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return;
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m_reconnectTimer->stop();
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m_readyForConnect = true;
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onReadyToConnect();
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Swift::Presence::ref highest = m_presenceOracle->getHighestPriorityPresence(m_jid.toBare());
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if (highest) {
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LOG4CXX_INFO(logger, m_jid.toString() << ": Changing legacy network presence to " << highest->getType());
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onPresenceChanged(highest);
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}
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}
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void User::setIgnoreDisconnect(bool ignoreDisconnect) {
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m_ignoreDisconnect = ignoreDisconnect;
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LOG4CXX_INFO(logger, m_jid.toString() << ": Setting ignoreDisconnect=" << m_ignoreDisconnect);
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}
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void User::handleDisconnected(const std::string &error, Swift::SpectrumErrorPayload::Error e) {
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if (m_ignoreDisconnect) {
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LOG4CXX_INFO(logger, m_jid.toString() << ": Disconnecting from legacy network ignored (probably moving between backends)");
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return;
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}
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if (e == Swift::SpectrumErrorPayload::CONNECTION_ERROR_OTHER_ERROR || e == Swift::SpectrumErrorPayload::CONNECTION_ERROR_NETWORK_ERROR) {
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if (m_reconnectCounter < 3) {
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m_reconnectCounter++;
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LOG4CXX_INFO(logger, m_jid.toString() << ": Disconnecting from legacy network " << error << ", trying to reconnect automatically.");
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// Simulate destruction/resurrection :)
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// TODO: If this stops working, create onReconnect signal
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m_userManager->onUserDestroyed(this);
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m_userManager->onUserCreated(this);
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return;
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}
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}
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if (error.empty()) {
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LOG4CXX_INFO(logger, m_jid.toString() << ": Disconnected from legacy network");
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}
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else {
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LOG4CXX_INFO(logger, m_jid.toString() << ": Disconnected from legacy network with error " << error);
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}
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onDisconnected();
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boost::shared_ptr<Swift::Message> msg(new Swift::Message());
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msg->setBody(error);
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msg->setTo(m_jid.toBare());
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msg->setFrom(m_component->getJID());
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msg->addPayload(boost::make_shared<Swift::SpectrumErrorPayload>(e));
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m_component->getStanzaChannel()->sendMessage(msg);
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// In server mode, server finishes the session and pass unavailable session to userManager if we're connected to legacy network,
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// so we can't removeUser() in server mode, because it would be removed twice.
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// Once in finishSession and once in m_userManager->removeUser.
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if (m_component->inServerMode()) {
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// Remove user later just to be sure there won't be double-free.
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// We can't be sure finishSession sends unavailable presence everytime, so check if user gets removed
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// in finishSession(...) call and if not, remove it here.
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std::string jid = m_jid.toBare().toString();
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dynamic_cast<Swift::ServerStanzaChannel *>(m_component->getStanzaChannel())->finishSession(m_jid, boost::shared_ptr<Swift::Element>(new Swift::StreamError(Swift::StreamError::UndefinedCondition, error)));
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if (m_userManager->getUser(jid) != NULL) {
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m_userManager->removeUser(this);
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}
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}
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else {
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m_userManager->removeUser(this);
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}
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}
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}
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