+ qDebug() << "Received chghost data for unknown user" << e->prefix();
+ }
+}
+
+void CoreSessionEventProcessor::processIrcEventInvite(IrcEvent *e)
+{
+ if (checkParamCount(e, 2)) {
+ e->network()->updateNickFromMask(e->prefix());
+ }
+}
+
+/* JOIN: ":<nick!user@host> JOIN <channel>" */
+void CoreSessionEventProcessor::processIrcEventJoin(IrcEvent *e)
+{
+ if (e->testFlag(EventManager::Fake)) // generated by handleEarlyNetsplitJoin
+ return;
+
+ if (!checkParamCount(e, 1))
+ return;
+
+ CoreNetwork *net = coreNetwork(e);
+ QString channel = e->params()[0];
+ IrcUser *ircuser = net->updateNickFromMask(e->prefix());
+
+ if (net->capEnabled(IrcCap::EXTENDED_JOIN)) {
+ if (e->params().count() < 3) {
+ // Some IRC servers don't send extended-join events in all situations. Rather than
+ // ignore the join entirely, treat it as a regular join with a debug-level log entry.
+ // See: https://github.com/inspircd/inspircd/issues/821
+ qDebug() << "extended-join requires 3 params, got:" << e->params() << ", handling as a "
+ "regular join";
+ } else {
+ // If logged in, :nick!user@host JOIN #channelname accountname :Real Name
+ // If logged out, :nick!user@host JOIN #channelname * :Real Name
+ // See: http://ircv3.net/specs/extensions/extended-join-3.1.html
+ // WHOX uses '0' to indicate logged-out, account-notify and extended-join uses '*'.
+ // As '*' is used internally to represent logged-out, no need to handle that differently.
+ ircuser->setAccount(e->params()[1]);
+ // Update the user's real name, too
+ ircuser->setRealName(e->params()[2]);
+ }
+ }
+ // Else :nick!user@host JOIN #channelname
+
+ bool handledByNetsplit = false;
+ foreach(Netsplit* n, _netsplits.value(e->network())) {
+ handledByNetsplit = n->userJoined(e->prefix(), channel);
+ if (handledByNetsplit)
+ break;
+ }
+
+ // If using away-notify, check new users. Works around buggy IRC servers
+ // forgetting to send :away messages for users who join channels when away.
+ if (net->capEnabled(IrcCap::AWAY_NOTIFY)) {
+ net->queueAutoWhoOneshot(ircuser->nick());
+ }
+
+ if (!handledByNetsplit)
+ ircuser->joinChannel(channel);
+ else
+ e->setFlag(EventManager::Netsplit);
+
+ if (net->isMe(ircuser)) {
+ net->setChannelJoined(channel);
+ // Mark the message as Self
+ e->setFlag(EventManager::Self);
+ // FIXME use event
+ net->putRawLine(net->serverEncode("MODE " + channel)); // we want to know the modes of the channel we just joined, so we ask politely
+ }
+}
+
+
+void CoreSessionEventProcessor::lateProcessIrcEventKick(IrcEvent *e)
+{
+ if (checkParamCount(e, 2)) {
+ e->network()->updateNickFromMask(e->prefix());
+ IrcUser *victim = e->network()->ircUser(e->params().at(1));
+ if (victim) {
+ victim->partChannel(e->params().at(0));
+ //if(e->network()->isMe(victim)) e->network()->setKickedFromChannel(channel);
+ }
+ }
+}
+
+
+void CoreSessionEventProcessor::processIrcEventMode(IrcEvent *e)
+{
+ if (!checkParamCount(e, 2))
+ return;
+
+ if (e->network()->isChannelName(e->params().first())) {
+ // Channel Modes
+
+ IrcChannel *channel = e->network()->ircChannel(e->params()[0]);
+ if (!channel) {
+ // we received mode information for a channel we're not in. that means probably we've just been kicked out or something like that
+ // anyways: we don't have a place to store the data --> discard the info.
+ return;
+ }
+
+ QString modes = e->params()[1];
+ bool add = true;
+ int paramOffset = 2;
+ for (int c = 0; c < modes.length(); c++) {
+ if (modes[c] == '+') {
+ add = true;
+ continue;
+ }
+ if (modes[c] == '-') {
+ add = false;
+ continue;
+ }
+
+ if (e->network()->prefixModes().contains(modes[c])) {
+ // user channel modes (op, voice, etc...)
+ if (paramOffset < e->params().count()) {
+ IrcUser *ircUser = e->network()->ircUser(e->params()[paramOffset]);
+ if (!ircUser) {
+ qWarning() << Q_FUNC_INFO << "Unknown IrcUser:" << e->params()[paramOffset];
+ }
+ else {
+ if (add) {
+ bool handledByNetsplit = false;
+ QHash<QString, Netsplit *> splits = _netsplits.value(e->network());
+ foreach(Netsplit* n, _netsplits.value(e->network())) {
+ handledByNetsplit = n->userAlreadyJoined(ircUser->hostmask(), channel->name());
+ if (handledByNetsplit) {
+ n->addMode(ircUser->hostmask(), channel->name(), QString(modes[c]));
+ break;
+ }
+ }
+ if (!handledByNetsplit)
+ channel->addUserMode(ircUser, QString(modes[c]));
+ }
+ else
+ channel->removeUserMode(ircUser, QString(modes[c]));
+ }
+ }
+ else {
+ qWarning() << "Received MODE with too few parameters:" << e->params();
+ }
+ ++paramOffset;
+ }
+ else {
+ // regular channel modes
+ QString value;
+ Network::ChannelModeType modeType = e->network()->channelModeType(modes[c]);
+ if (modeType == Network::A_CHANMODE || modeType == Network::B_CHANMODE || (modeType == Network::C_CHANMODE && add)) {
+ if (paramOffset < e->params().count()) {
+ value = e->params()[paramOffset];
+ }
+ else {
+ qWarning() << "Received MODE with too few parameters:" << e->params();
+ }
+ ++paramOffset;
+ }
+
+ if (add)
+ channel->addChannelMode(modes[c], value);
+ else
+ channel->removeChannelMode(modes[c], value);
+ }
+ }
+ }
+ else {
+ // pure User Modes
+ IrcUser *ircUser = e->network()->newIrcUser(e->params().first());
+ QString modeString(e->params()[1]);
+ QString addModes;
+ QString removeModes;
+ bool add = false;
+ for (int c = 0; c < modeString.count(); c++) {
+ if (modeString[c] == '+') {
+ add = true;
+ continue;
+ }
+ if (modeString[c] == '-') {
+ add = false;
+ continue;
+ }
+ if (add)
+ addModes += modeString[c];
+ else
+ removeModes += modeString[c];
+ }
+ if (!addModes.isEmpty())
+ ircUser->addUserModes(addModes);
+ if (!removeModes.isEmpty())
+ ircUser->removeUserModes(removeModes);
+
+ if (e->network()->isMe(ircUser)) {
+ // Mark the message as Self
+ e->setFlag(EventManager::Self);
+ coreNetwork(e)->updatePersistentModes(addModes, removeModes);
+ }
+ }
+}
+
+
+void CoreSessionEventProcessor::processIrcEventNick(IrcEvent *e)
+{
+ if (checkParamCount(e, 1)) {
+ IrcUser *ircuser = e->network()->updateNickFromMask(e->prefix());
+ if (!ircuser) {
+ qWarning() << Q_FUNC_INFO << "Unknown IrcUser!";
+ return;
+ }
+
+ if (e->network()->isMe(ircuser)) {
+ // Mark the message as Self
+ e->setFlag(EventManager::Self);
+ }
+
+ // Actual processing is handled in lateProcessIrcEventNick(), this just sets the event flag
+ }
+}
+
+
+void CoreSessionEventProcessor::lateProcessIrcEventNick(IrcEvent *e)
+{
+ if (checkParamCount(e, 1)) {
+ IrcUser *ircuser = e->network()->updateNickFromMask(e->prefix());
+ if (!ircuser) {
+ qWarning() << Q_FUNC_INFO << "Unknown IrcUser!";
+ return;
+ }
+ QString newnick = e->params().at(0);
+ QString oldnick = ircuser->nick();
+
+ // the order is cruicial
+ // otherwise the client would rename the buffer, see that the assigned ircuser doesn't match anymore
+ // and remove the ircuser from the querybuffer leading to a wrong on/offline state
+ ircuser->setNick(newnick);
+ coreSession()->renameBuffer(e->networkId(), newnick, oldnick);
+ }
+}
+
+
+void CoreSessionEventProcessor::processIrcEventPart(IrcEvent *e)
+{
+ if (checkParamCount(e, 1)) {
+ IrcUser *ircuser = e->network()->updateNickFromMask(e->prefix());
+ if (!ircuser) {
+ qWarning() << Q_FUNC_INFO<< "Unknown IrcUser!";
+ return;
+ }
+
+ if (e->network()->isMe(ircuser)) {
+ // Mark the message as Self
+ e->setFlag(EventManager::Self);
+ }
+
+ // Actual processing is handled in lateProcessIrcEventNick(), this just sets the event flag
+ }
+}
+
+
+void CoreSessionEventProcessor::lateProcessIrcEventPart(IrcEvent *e)
+{
+ if (checkParamCount(e, 1)) {
+ IrcUser *ircuser = e->network()->updateNickFromMask(e->prefix());
+ if (!ircuser) {
+ qWarning() << Q_FUNC_INFO<< "Unknown IrcUser!";
+ return;
+ }
+ QString channel = e->params().at(0);
+ ircuser->partChannel(channel);
+ if (e->network()->isMe(ircuser)) {
+ qobject_cast<CoreNetwork *>(e->network())->setChannelParted(channel);
+ }
+ }
+}
+
+
+void CoreSessionEventProcessor::processIrcEventPing(IrcEvent *e)
+{
+ QString param = e->params().count() ? e->params().first() : QString();
+ // FIXME use events
+ // Take priority so this won't get stuck behind other queued messages.
+ coreNetwork(e)->putRawLine("PONG " + coreNetwork(e)->serverEncode(param), true);
+}
+
+
+void CoreSessionEventProcessor::processIrcEventPong(IrcEvent *e)
+{
+ // the server is supposed to send back what we passed as param. and we send a timestamp
+ // but using quote and whatnought one can send arbitrary pings, so we have to do some sanity checks
+ if (checkParamCount(e, 2)) {
+ QString timestamp = e->params().at(1);
+ QTime sendTime = QTime::fromString(timestamp, "hh:mm:ss.zzz");
+ if (sendTime.isValid())
+ e->network()->setLatency(sendTime.msecsTo(QTime::currentTime()) / 2);
+ }
+}
+
+
+void CoreSessionEventProcessor::processIrcEventQuit(IrcEvent *e)
+{
+ IrcUser *ircuser = e->network()->updateNickFromMask(e->prefix());
+ if (!ircuser)
+ return;
+
+ if (e->network()->isMe(ircuser)) {
+ // Mark the message as Self
+ e->setFlag(EventManager::Self);
+ }
+
+ QString msg;
+ if (e->params().count() > 0)
+ msg = e->params()[0];
+
+ // check if netsplit
+ if (Netsplit::isNetsplit(msg)) {
+ Netsplit *n;
+ if (!_netsplits[e->network()].contains(msg)) {
+ n = new Netsplit(e->network(), this);
+ connect(n, SIGNAL(finished()), this, SLOT(handleNetsplitFinished()));
+ connect(n, SIGNAL(netsplitJoin(Network*, QString, QStringList, QStringList, QString)),
+ this, SLOT(handleNetsplitJoin(Network*, QString, QStringList, QStringList, QString)));
+ connect(n, SIGNAL(netsplitQuit(Network*, QString, QStringList, QString)),
+ this, SLOT(handleNetsplitQuit(Network*, QString, QStringList, QString)));
+ connect(n, SIGNAL(earlyJoin(Network*, QString, QStringList, QStringList)),
+ this, SLOT(handleEarlyNetsplitJoin(Network*, QString, QStringList, QStringList)));
+ _netsplits[e->network()].insert(msg, n);
+ }
+ else {
+ n = _netsplits[e->network()][msg];
+ }
+ // add this user to the netsplit
+ n->userQuit(e->prefix(), ircuser->channels(), msg);
+ e->setFlag(EventManager::Netsplit);
+ }
+ // normal quit is handled in lateProcessIrcEventQuit()
+}
+
+
+void CoreSessionEventProcessor::lateProcessIrcEventQuit(IrcEvent *e)
+{
+ if (e->testFlag(EventManager::Netsplit))
+ return;
+
+ IrcUser *ircuser = e->network()->updateNickFromMask(e->prefix());
+ if (!ircuser)
+ return;
+
+ ircuser->quit();
+}
+
+
+void CoreSessionEventProcessor::processIrcEventTopic(IrcEvent *e)
+{
+ if (checkParamCount(e, 2)) {
+ IrcUser *ircuser = e->network()->updateNickFromMask(e->prefix());
+
+ if (e->network()->isMe(ircuser)) {
+ // Mark the message as Self
+ e->setFlag(EventManager::Self);
+ }
+
+ IrcChannel *channel = e->network()->ircChannel(e->params().at(0));
+ if (channel)
+ channel->setTopic(e->params().at(1));
+ }
+}
+
+/* ERROR - "ERROR :reason"
+Example: ERROR :Closing Link: nickname[xxx.xxx.xxx.xxx] (Large base64 image paste.)
+See https://tools.ietf.org/html/rfc2812#section-3.7.4 */
+void CoreSessionEventProcessor::processIrcEventError(IrcEvent *e)
+{
+ if (!checkParamCount(e, 1))
+ return;
+
+ if (coreNetwork(e)->disconnectExpected()) {
+ // During QUIT, the server should send an error (often, but not always, "Closing Link"). As
+ // we're expecting it, don't show this to the user.
+ e->setFlag(EventManager::Silent);
+ }
+}
+
+
+#ifdef HAVE_QCA2
+void CoreSessionEventProcessor::processKeyEvent(KeyEvent *e)
+{
+ if (!Cipher::neededFeaturesAvailable()) {
+ emit newEvent(new MessageEvent(Message::Error, e->network(), tr("Unable to perform key exchange, missing qca-ossl plugin."), e->prefix(), e->target(), Message::None, e->timestamp()));
+ return;
+ }
+ CoreNetwork *net = qobject_cast<CoreNetwork*>(e->network());
+ Cipher *c = net->cipher(e->target());
+ if (!c) // happens when there is no CoreIrcChannel for the target (i.e. never?)
+ return;
+
+ if (e->exchangeType() == KeyEvent::Init) {
+ QByteArray pubKey = c->parseInitKeyX(e->key());
+ if (pubKey.isEmpty()) {
+ emit newEvent(new MessageEvent(Message::Error, e->network(), tr("Unable to parse the DH1080_INIT. Key exchange failed."), e->prefix(), e->target(), Message::None, e->timestamp()));
+ return;
+ } else {
+ net->setCipherKey(e->target(), c->key());
+ emit newEvent(new MessageEvent(Message::Info, e->network(), tr("Your key is set and messages will be encrypted."), e->prefix(), e->target(), Message::None, e->timestamp()));
+ QList<QByteArray> p;
+ p << net->serverEncode(e->target()) << net->serverEncode("DH1080_FINISH ")+pubKey;
+ net->putCmd("NOTICE", p);
+ }
+ } else {
+ if (c->parseFinishKeyX(e->key())) {
+ net->setCipherKey(e->target(), c->key());
+ emit newEvent(new MessageEvent(Message::Info, e->network(), tr("Your key is set and messages will be encrypted."), e->prefix(), e->target(), Message::None, e->timestamp()));
+ } else {
+ emit newEvent(new MessageEvent(Message::Info, e->network(), tr("Failed to parse DH1080_FINISH. Key exchange failed."), e->prefix(), e->target(), Message::None, e->timestamp()));
+ }
+ }
+}
+#endif
+
+
+/* RPL_WELCOME */
+void CoreSessionEventProcessor::processIrcEvent001(IrcEventNumeric *e)
+{
+ e->network()->setCurrentServer(e->prefix());
+ e->network()->setMyNick(e->target());
+}
+
+
+/* RPL_ISUPPORT */
+// TODO Complete 005 handling, also use sensible defaults for non-sent stuff
+void CoreSessionEventProcessor::processIrcEvent005(IrcEvent *e)
+{
+ if (!checkParamCount(e, 1))
+ return;
+
+ QString key, value;
+ for (int i = 0; i < e->params().count() - 1; i++) {
+ QString key = e->params()[i].section("=", 0, 0);
+ QString value = e->params()[i].section("=", 1);
+ e->network()->addSupport(key, value);
+ }
+
+ /* determine our prefixes here to get an accurate result */
+ e->network()->determinePrefixes();
+}
+
+
+/* RPL_UMODEIS - "<user_modes> [<user_mode_params>]" */
+void CoreSessionEventProcessor::processIrcEvent221(IrcEvent *)
+{
+ // TODO: save information in network object
+}
+
+
+/* RPL_STATSCONN - "Highest connection cout: 8000 (7999 clients)" */
+void CoreSessionEventProcessor::processIrcEvent250(IrcEvent *)
+{
+ // TODO: save information in network object
+}
+
+
+/* RPL_LOCALUSERS - "Current local user: 5024 Max: 7999 */
+void CoreSessionEventProcessor::processIrcEvent265(IrcEvent *)
+{
+ // TODO: save information in network object
+}
+
+
+/* RPL_GLOBALUSERS - "Current global users: 46093 Max: 47650" */
+void CoreSessionEventProcessor::processIrcEvent266(IrcEvent *)
+{
+ // TODO: save information in network object
+}
+
+
+/*
+WHOIS-Message:
+ Replies 311 - 313, 317 - 319 are all replies generated in response to a WHOIS message.
+ and 301 (RPL_AWAY)
+ "<nick> :<away message>"
+WHO-Message:
+ Replies 352 and 315 paired are used to answer a WHO message.
+
+WHOWAS-Message:
+ Replies 314 and 369 are responses to a WHOWAS message.
+
+*/
+
+/* RPL_AWAY - "<nick> :<away message>" */
+void CoreSessionEventProcessor::processIrcEvent301(IrcEvent *e)
+{
+ if (!checkParamCount(e, 2))
+ return;
+
+ IrcUser *ircuser = e->network()->ircUser(e->params().at(0));
+ if (ircuser) {
+ ircuser->setAway(true);
+ ircuser->setAwayMessage(e->params().at(1));
+ //ircuser->setLastAwayMessage(now);
+ }
+}
+
+
+/* RPL_UNAWAY - ":You are no longer marked as being away" */
+void CoreSessionEventProcessor::processIrcEvent305(IrcEvent *e)
+{
+ IrcUser *me = e->network()->me();
+ if (me)
+ me->setAway(false);
+
+ if (e->network()->autoAwayActive()) {
+ e->network()->setAutoAwayActive(false);
+ e->setFlag(EventManager::Silent);
+ }
+}
+
+
+/* RPL_NOWAWAY - ":You have been marked as being away" */
+void CoreSessionEventProcessor::processIrcEvent306(IrcEvent *e)
+{
+ IrcUser *me = e->network()->me();
+ if (me)
+ me->setAway(true);
+}
+
+
+/* RPL_WHOISSERVICE - "<user> is registered nick" */
+void CoreSessionEventProcessor::processIrcEvent307(IrcEvent *e)
+{
+ if (!checkParamCount(e, 1))
+ return;
+
+ IrcUser *ircuser = e->network()->ircUser(e->params().at(0));
+ if (ircuser)
+ ircuser->setWhoisServiceReply(e->params().join(" "));
+}
+
+
+/* RPL_SUSERHOST - "<user> is available for help." */
+void CoreSessionEventProcessor::processIrcEvent310(IrcEvent *e)
+{
+ if (!checkParamCount(e, 1))
+ return;
+
+ IrcUser *ircuser = e->network()->ircUser(e->params().at(0));
+ if (ircuser)
+ ircuser->setSuserHost(e->params().join(" "));
+}
+
+
+/* RPL_WHOISUSER - "<nick> <user> <host> * :<real name>" */
+void CoreSessionEventProcessor::processIrcEvent311(IrcEvent *e)
+{
+ if (!checkParamCount(e, 3))
+ return;
+
+ IrcUser *ircuser = e->network()->ircUser(e->params().at(0));
+ if (ircuser) {
+ ircuser->setUser(e->params().at(1));
+ ircuser->setHost(e->params().at(2));
+ ircuser->setRealName(e->params().last());
+ }
+}
+
+
+/* RPL_WHOISSERVER - "<nick> <server> :<server info>" */
+void CoreSessionEventProcessor::processIrcEvent312(IrcEvent *e)
+{
+ if (!checkParamCount(e, 2))
+ return;
+
+ IrcUser *ircuser = e->network()->ircUser(e->params().at(0));
+ if (ircuser)
+ ircuser->setServer(e->params().at(1));
+}
+
+
+/* RPL_WHOISOPERATOR - "<nick> :is an IRC operator" */
+void CoreSessionEventProcessor::processIrcEvent313(IrcEvent *e)
+{
+ if (!checkParamCount(e, 1))
+ return;
+
+ IrcUser *ircuser = e->network()->ircUser(e->params().at(0));
+ if (ircuser)
+ ircuser->setIrcOperator(e->params().last());
+}
+
+
+/* RPL_ENDOFWHO: "<name> :End of WHO list" */
+void CoreSessionEventProcessor::processIrcEvent315(IrcEvent *e)
+{
+ if (!checkParamCount(e, 1))
+ return;
+
+ if (coreNetwork(e)->setAutoWhoDone(e->params()[0]))
+ e->setFlag(EventManager::Silent);
+}
+
+
+/* RPL_WHOISIDLE - "<nick> <integer> :seconds idle"
+ (real life: "<nick> <integer> <integer> :seconds idle, signon time) */
+void CoreSessionEventProcessor::processIrcEvent317(IrcEvent *e)
+{
+ if (!checkParamCount(e, 2))
+ return;
+
+ QDateTime loginTime;
+
+ int idleSecs = e->params()[1].toInt();
+ if (e->params().count() > 3) { // if we have more then 3 params we have the above mentioned "real life" situation
+ int logintime = e->params()[2].toInt();
+ loginTime = QDateTime::fromTime_t(logintime);
+ }
+
+ IrcUser *ircuser = e->network()->ircUser(e->params()[0]);
+ if (ircuser) {
+ ircuser->setIdleTime(e->timestamp().addSecs(-idleSecs));
+ if (loginTime.isValid())
+ ircuser->setLoginTime(loginTime);
+ }
+}
+
+
+/* RPL_LIST - "<channel> <# visible> :<topic>" */
+void CoreSessionEventProcessor::processIrcEvent322(IrcEvent *e)
+{
+ if (!checkParamCount(e, 1))
+ return;
+
+ QString channelName;
+ quint32 userCount = 0;
+ QString topic;
+
+ switch (e->params().count()) {
+ case 3:
+ topic = e->params()[2];
+ [[fallthrough]];
+ case 2:
+ userCount = e->params()[1].toUInt();
+ [[fallthrough]];
+ case 1:
+ channelName = e->params()[0];
+ [[fallthrough]];
+ default:
+ break;
+ }
+ if (coreSession()->ircListHelper()->addChannel(e->networkId(), channelName, userCount, topic))
+ e->stop(); // consumed by IrcListHelper, so don't further process/show this event
+}
+
+
+/* RPL_LISTEND ":End of LIST" */
+void CoreSessionEventProcessor::processIrcEvent323(IrcEvent *e)
+{
+ if (!checkParamCount(e, 1))
+ return;
+
+ if (coreSession()->ircListHelper()->endOfChannelList(e->networkId()))
+ e->stop(); // consumed by IrcListHelper, so don't further process/show this event
+}
+
+
+/* RPL_CHANNELMODEIS - "<channel> <mode> <mode params>" */
+void CoreSessionEventProcessor::processIrcEvent324(IrcEvent *e)
+{
+ processIrcEventMode(e);
+}
+
+
+/* RPL_WHOISACCOUNT - "<nick> <account> :is authed as" */
+void CoreSessionEventProcessor::processIrcEvent330(IrcEvent *e)
+{
+ // Though the ":is authed as" remark should always be there, we should handle cases when it's
+ // not included, too.
+ if (!checkParamCount(e, 2))
+ return;
+
+ IrcUser *ircuser = e->network()->ircUser(e->params().at(0));
+ if (ircuser) {
+ ircuser->setAccount(e->params().at(1));