1 /***************************************************************************
2 * Copyright (C) 2005-2015 by the Quassel Project *
3 * devel@quassel-irc.org *
5 * This program is free software; you can redistribute it and/or modify *
6 * it under the terms of the GNU General Public License as published by *
7 * the Free Software Foundation; either version 2 of the License, or *
8 * (at your option) version 3. *
10 * This program is distributed in the hope that it will be useful, *
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of *
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
13 * GNU General Public License for more details. *
15 * You should have received a copy of the GNU General Public License *
16 * along with this program; if not, write to the *
17 * Free Software Foundation, Inc., *
18 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. *
19 ***************************************************************************/
21 #include "coresessioneventprocessor.h"
23 #include "coreirclisthelper.h"
24 #include "corenetwork.h"
25 #include "coresession.h"
26 #include "coretransfer.h"
27 #include "coretransfermanager.h"
28 #include "ctcpevent.h"
32 #include "messageevent.h"
37 # include "keyevent.h"
40 CoreSessionEventProcessor::CoreSessionEventProcessor(CoreSession *session)
41 : BasicHandler("handleCtcp", session),
44 connect(coreSession(), SIGNAL(networkDisconnected(NetworkId)), this, SLOT(destroyNetsplits(NetworkId)));
45 connect(this, SIGNAL(newEvent(Event *)), coreSession()->eventManager(), SLOT(postEvent(Event *)));
49 bool CoreSessionEventProcessor::checkParamCount(IrcEvent *e, int minParams)
51 if (e->params().count() < minParams) {
52 if (e->type() == EventManager::IrcEventNumeric) {
53 qWarning() << "Command " << static_cast<IrcEventNumeric *>(e)->number() << " requires " << minParams << "params, got: " << e->params();
56 QString name = coreSession()->eventManager()->enumName(e->type());
57 qWarning() << qPrintable(name) << "requires" << minParams << "params, got:" << e->params();
66 void CoreSessionEventProcessor::tryNextNick(NetworkEvent *e, const QString &errnick, bool erroneus)
68 QStringList desiredNicks = coreSession()->identity(e->network()->identity())->nicks();
69 int nextNickIdx = desiredNicks.indexOf(errnick) + 1;
71 if (nextNickIdx > 0 && desiredNicks.size() > nextNickIdx) {
72 nextNick = desiredNicks[nextNickIdx];
76 // FIXME Make this an ErrorEvent or something like that, so it's translated in the client
77 MessageEvent *msgEvent = new MessageEvent(Message::Error, e->network(),
78 tr("No free and valid nicks in nicklist found. use: /nick <othernick> to continue"),
79 QString(), QString(), Message::None, e->timestamp());
80 emit newEvent(msgEvent);
84 nextNick = errnick + "_";
87 // FIXME Use a proper output event for this
88 coreNetwork(e)->putRawLine("NICK " + coreNetwork(e)->encodeServerString(nextNick));
92 void CoreSessionEventProcessor::processIrcEventNumeric(IrcEventNumeric *e)
94 switch (e->number()) {
95 // SASL authentication replies
96 // See: http://ircv3.net/specs/extensions/sasl-3.1.html
97 // TODO Handle errors to stop connection if appropriate
98 case 903: // RPL_SASLSUCCESS
99 case 904: // ERR_SASLFAIL
100 case 905: // ERR_SASLTOOLONG
101 case 906: // ERR_SASLABORTED
102 case 907: // ERR_SASLALREADY
103 // Move on to the next capability
104 sendNextCap(e->network());
113 void CoreSessionEventProcessor::processIrcEventAuthenticate(IrcEvent *e)
115 if (!checkParamCount(e, 1))
118 if (e->params().at(0) != "+") {
119 qWarning() << "Invalid AUTHENTICATE" << e;
123 CoreNetwork *net = coreNetwork(e);
126 if (net->identityPtr()->sslCert().isNull()) {
128 QString construct = net->saslAccount();
129 construct.append(QChar(QChar::Null));
130 construct.append(net->saslAccount());
131 construct.append(QChar(QChar::Null));
132 construct.append(net->saslPassword());
133 QByteArray saslData = QByteArray(construct.toLatin1().toBase64());
134 saslData.prepend("AUTHENTICATE ");
135 net->putRawLine(saslData);
138 net->putRawLine("AUTHENTICATE +");
143 void CoreSessionEventProcessor::sendNextCap(Network *net)
145 CoreNetwork *coreNet = qobject_cast<CoreNetwork *>(net);
146 if (coreNet->capNegotiationInProgress()) {
147 // Request the next capability and remove it from the list
148 // Handle one at a time so one capability failing won't NAK all of 'em
149 coreNet->putRawLine(coreNet->serverEncode(QString("CAP REQ :%1").arg(coreNet->takeQueuedCap())));
151 // If SASL requested but not available, print a warning
152 if (coreNet->networkInfo().useSasl && !coreNet->useCapSASL())
153 emit newEvent(new MessageEvent(Message::Error, net, tr("SASL authentication not supported by server, continuing without"), QString(), QString(), Message::None, QDateTime::currentDateTimeUtc()));
155 // No pending desired capabilities, end negotiation
156 coreNet->putRawLine(coreNet->serverEncode(QString("CAP END")));
157 emit newEvent(new MessageEvent(Message::Server, net, tr("Capability negotiation finished"), QString(), QString(), Message::None, QDateTime::currentDateTimeUtc()));
161 void CoreSessionEventProcessor::processIrcEventCap(IrcEvent *e)
163 // Handle capability negotiation
164 // See: http://ircv3.net/specs/core/capability-negotiation-3.2.html
165 // And: http://ircv3.net/specs/core/capability-negotiation-3.1.html
166 if (e->params().count() >= 3) {
167 CoreNetwork *coreNet = coreNetwork(e);
168 if (e->params().at(1).compare("LS", Qt::CaseInsensitive) == 0) {
169 // Server: CAP * LS * :multi-prefix extended-join account-notify batch invite-notify tls
170 // Server: CAP * LS * :cap-notify server-time example.org/dummy-cap=dummyvalue example.org/second-dummy-cap
171 // Server: CAP * LS :userhost-in-names sasl=EXTERNAL,DH-AES,DH-BLOWFISH,ECDSA-NIST256P-CHALLENGE,PLAIN
172 bool capListFinished;
173 QStringList availableCaps;
174 if (e->params().count() == 4) {
175 // Middle of multi-line reply, ignore the asterisk
176 capListFinished = false;
177 availableCaps = e->params().at(3).split(' ');
180 capListFinished = true;
181 availableCaps = e->params().at(2).split(' ');
183 // We know what capabilities are available, request what we want.
184 QStringList availableCapPair;
185 bool queueCurrentCap;
186 for (int i = 0; i < availableCaps.count(); ++i) {
187 // Capability may include values, e.g. CAP * LS :multi-prefix sasl=EXTERNAL
188 availableCapPair = availableCaps[i].trimmed().split('=');
189 queueCurrentCap = false;
190 if (availableCapPair.at(0).startsWith("sasl")) {
191 // Only request SASL if it's enabled
192 if (coreNet->networkInfo().useSasl)
193 queueCurrentCap = true;
195 if (queueCurrentCap) {
196 if(availableCapPair.count() >= 2)
197 coreNet->queuePendingCap(availableCapPair.at(0).trimmed(), availableCapPair.at(1).trimmed());
199 coreNet->queuePendingCap(availableCapPair.at(0).trimmed());
202 // Begin capability requests when capability listing complete
203 if (capListFinished) {
204 emit newEvent(new MessageEvent(Message::Server, e->network(), tr("Negotiating capabilities..."), QString(), QString(), Message::None, e->timestamp()));
205 sendNextCap(coreNet);
207 } else if (e->params().at(1).compare("ACK", Qt::CaseInsensitive) == 0) {
208 // Server: CAP * ACK :multi-prefix sasl
209 // Got the capability we want, enable, handle as needed.
210 // As only one capability is requested at a time, no need to split
211 // Lower-case the list to make later comparisons easier
212 // Capability may include values, e.g. CAP * LS :multi-prefix sasl=EXTERNAL
213 QStringList acceptedCap = e->params().at(2).trimmed().split('=');
215 // Mark this cap as accepted
216 if(acceptedCap.count() >= 2)
217 coreNet->addCap(acceptedCap.at(0), acceptedCap.at(1));
219 coreNet->addCap(acceptedCap.at(0));
221 // Handle special cases
222 if (acceptedCap.at(0).startsWith("sasl")) {
223 // Freenode (at least) sends "sasl " with a trailing space for some reason!
224 // if the current identity has a cert set, use SASL EXTERNAL
226 // TODO If value of sasl capability is not empty, limit to accepted
228 if (!coreNet->identityPtr()->sslCert().isNull()) {
229 coreNet->putRawLine(coreNet->serverEncode("AUTHENTICATE EXTERNAL"));
232 // Only working with PLAIN atm, blowfish later
233 coreNet->putRawLine(coreNet->serverEncode("AUTHENTICATE PLAIN"));
238 // Special handling not needed, move on to next cap
239 sendNextCap(coreNet);
241 } else if (e->params().at(1).compare("NAK", Qt::CaseInsensitive) == 0) {
242 // Something went wrong with this capability, disable, go to next cap
243 // As only one capability is requested at a time, no need to split
244 // Lower-case the list to make later comparisons easier
245 QString deniedCap = e->params().at(2).trimmed();
246 coreNet->removeCap(deniedCap);
247 sendNextCap(coreNet);
253 void CoreSessionEventProcessor::processIrcEventInvite(IrcEvent *e)
255 if (checkParamCount(e, 2)) {
256 e->network()->updateNickFromMask(e->prefix());
261 void CoreSessionEventProcessor::processIrcEventJoin(IrcEvent *e)
263 if (e->testFlag(EventManager::Fake)) // generated by handleEarlyNetsplitJoin
266 if (!checkParamCount(e, 1))
269 CoreNetwork *net = coreNetwork(e);
270 QString channel = e->params()[0];
271 IrcUser *ircuser = net->updateNickFromMask(e->prefix());
273 bool handledByNetsplit = false;
274 foreach(Netsplit* n, _netsplits.value(e->network())) {
275 handledByNetsplit = n->userJoined(e->prefix(), channel);
276 if (handledByNetsplit)
280 if (!handledByNetsplit)
281 ircuser->joinChannel(channel);
283 e->setFlag(EventManager::Netsplit);
285 if (net->isMe(ircuser)) {
286 net->setChannelJoined(channel);
288 net->putRawLine(net->serverEncode("MODE " + channel)); // we want to know the modes of the channel we just joined, so we ask politely
293 void CoreSessionEventProcessor::lateProcessIrcEventKick(IrcEvent *e)
295 if (checkParamCount(e, 2)) {
296 e->network()->updateNickFromMask(e->prefix());
297 IrcUser *victim = e->network()->ircUser(e->params().at(1));
299 victim->partChannel(e->params().at(0));
300 //if(e->network()->isMe(victim)) e->network()->setKickedFromChannel(channel);
306 void CoreSessionEventProcessor::processIrcEventMode(IrcEvent *e)
308 if (!checkParamCount(e, 2))
311 if (e->network()->isChannelName(e->params().first())) {
314 IrcChannel *channel = e->network()->ircChannel(e->params()[0]);
316 // we received mode information for a channel we're not in. that means probably we've just been kicked out or something like that
317 // anyways: we don't have a place to store the data --> discard the info.
321 QString modes = e->params()[1];
324 for (int c = 0; c < modes.length(); c++) {
325 if (modes[c] == '+') {
329 if (modes[c] == '-') {
334 if (e->network()->prefixModes().contains(modes[c])) {
335 // user channel modes (op, voice, etc...)
336 if (paramOffset < e->params().count()) {
337 IrcUser *ircUser = e->network()->ircUser(e->params()[paramOffset]);
339 qWarning() << Q_FUNC_INFO << "Unknown IrcUser:" << e->params()[paramOffset];
343 bool handledByNetsplit = false;
344 QHash<QString, Netsplit *> splits = _netsplits.value(e->network());
345 foreach(Netsplit* n, _netsplits.value(e->network())) {
346 handledByNetsplit = n->userAlreadyJoined(ircUser->hostmask(), channel->name());
347 if (handledByNetsplit) {
348 n->addMode(ircUser->hostmask(), channel->name(), QString(modes[c]));
352 if (!handledByNetsplit)
353 channel->addUserMode(ircUser, QString(modes[c]));
356 channel->removeUserMode(ircUser, QString(modes[c]));
360 qWarning() << "Received MODE with too few parameters:" << e->params();
365 // regular channel modes
367 Network::ChannelModeType modeType = e->network()->channelModeType(modes[c]);
368 if (modeType == Network::A_CHANMODE || modeType == Network::B_CHANMODE || (modeType == Network::C_CHANMODE && add)) {
369 if (paramOffset < e->params().count()) {
370 value = e->params()[paramOffset];
373 qWarning() << "Received MODE with too few parameters:" << e->params();
379 channel->addChannelMode(modes[c], value);
381 channel->removeChannelMode(modes[c], value);
387 IrcUser *ircUser = e->network()->newIrcUser(e->params().first());
388 QString modeString(e->params()[1]);
392 for (int c = 0; c < modeString.count(); c++) {
393 if (modeString[c] == '+') {
397 if (modeString[c] == '-') {
402 addModes += modeString[c];
404 removeModes += modeString[c];
406 if (!addModes.isEmpty())
407 ircUser->addUserModes(addModes);
408 if (!removeModes.isEmpty())
409 ircUser->removeUserModes(removeModes);
411 if (e->network()->isMe(ircUser)) {
412 coreNetwork(e)->updatePersistentModes(addModes, removeModes);
418 void CoreSessionEventProcessor::lateProcessIrcEventNick(IrcEvent *e)
420 if (checkParamCount(e, 1)) {
421 IrcUser *ircuser = e->network()->updateNickFromMask(e->prefix());
423 qWarning() << Q_FUNC_INFO << "Unknown IrcUser!";
426 QString newnick = e->params().at(0);
427 QString oldnick = ircuser->nick();
429 // the order is cruicial
430 // otherwise the client would rename the buffer, see that the assigned ircuser doesn't match anymore
431 // and remove the ircuser from the querybuffer leading to a wrong on/offline state
432 ircuser->setNick(newnick);
433 coreSession()->renameBuffer(e->networkId(), newnick, oldnick);
438 void CoreSessionEventProcessor::lateProcessIrcEventPart(IrcEvent *e)
440 if (checkParamCount(e, 1)) {
441 IrcUser *ircuser = e->network()->updateNickFromMask(e->prefix());
443 qWarning() << Q_FUNC_INFO<< "Unknown IrcUser!";
446 QString channel = e->params().at(0);
447 ircuser->partChannel(channel);
448 if (e->network()->isMe(ircuser))
449 qobject_cast<CoreNetwork *>(e->network())->setChannelParted(channel);
454 void CoreSessionEventProcessor::processIrcEventPing(IrcEvent *e)
456 QString param = e->params().count() ? e->params().first() : QString();
458 coreNetwork(e)->putRawLine("PONG " + coreNetwork(e)->serverEncode(param));
462 void CoreSessionEventProcessor::processIrcEventPong(IrcEvent *e)
464 // the server is supposed to send back what we passed as param. and we send a timestamp
465 // but using quote and whatnought one can send arbitrary pings, so we have to do some sanity checks
466 if (checkParamCount(e, 2)) {
467 QString timestamp = e->params().at(1);
468 QTime sendTime = QTime::fromString(timestamp, "hh:mm:ss.zzz");
469 if (sendTime.isValid())
470 e->network()->setLatency(sendTime.msecsTo(QTime::currentTime()) / 2);
475 void CoreSessionEventProcessor::processIrcEventQuit(IrcEvent *e)
477 IrcUser *ircuser = e->network()->updateNickFromMask(e->prefix());
482 if (e->params().count() > 0)
483 msg = e->params()[0];
486 if (Netsplit::isNetsplit(msg)) {
488 if (!_netsplits[e->network()].contains(msg)) {
489 n = new Netsplit(e->network(), this);
490 connect(n, SIGNAL(finished()), this, SLOT(handleNetsplitFinished()));
491 connect(n, SIGNAL(netsplitJoin(Network*, QString, QStringList, QStringList, QString)),
492 this, SLOT(handleNetsplitJoin(Network*, QString, QStringList, QStringList, QString)));
493 connect(n, SIGNAL(netsplitQuit(Network*, QString, QStringList, QString)),
494 this, SLOT(handleNetsplitQuit(Network*, QString, QStringList, QString)));
495 connect(n, SIGNAL(earlyJoin(Network*, QString, QStringList, QStringList)),
496 this, SLOT(handleEarlyNetsplitJoin(Network*, QString, QStringList, QStringList)));
497 _netsplits[e->network()].insert(msg, n);
500 n = _netsplits[e->network()][msg];
502 // add this user to the netsplit
503 n->userQuit(e->prefix(), ircuser->channels(), msg);
504 e->setFlag(EventManager::Netsplit);
506 // normal quit is handled in lateProcessIrcEventQuit()
510 void CoreSessionEventProcessor::lateProcessIrcEventQuit(IrcEvent *e)
512 if (e->testFlag(EventManager::Netsplit))
515 IrcUser *ircuser = e->network()->updateNickFromMask(e->prefix());
523 void CoreSessionEventProcessor::processIrcEventTopic(IrcEvent *e)
525 if (checkParamCount(e, 2)) {
526 e->network()->updateNickFromMask(e->prefix());
527 IrcChannel *channel = e->network()->ircChannel(e->params().at(0));
529 channel->setTopic(e->params().at(1));
535 void CoreSessionEventProcessor::processKeyEvent(KeyEvent *e)
537 if (!Cipher::neededFeaturesAvailable()) {
538 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()));
541 CoreNetwork *net = qobject_cast<CoreNetwork*>(e->network());
542 Cipher *c = net->cipher(e->target());
543 if (!c) // happens when there is no CoreIrcChannel for the target (i.e. never?)
546 if (e->exchangeType() == KeyEvent::Init) {
547 QByteArray pubKey = c->parseInitKeyX(e->key());
548 if (pubKey.isEmpty()) {
549 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()));
552 net->setCipherKey(e->target(), c->key());
553 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()));
555 p << net->serverEncode(e->target()) << net->serverEncode("DH1080_FINISH ")+pubKey;
556 net->putCmd("NOTICE", p);
559 if (c->parseFinishKeyX(e->key())) {
560 net->setCipherKey(e->target(), c->key());
561 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()));
563 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()));
571 void CoreSessionEventProcessor::processIrcEvent001(IrcEventNumeric *e)
573 e->network()->setCurrentServer(e->prefix());
574 e->network()->setMyNick(e->target());
579 // TODO Complete 005 handling, also use sensible defaults for non-sent stuff
580 void CoreSessionEventProcessor::processIrcEvent005(IrcEvent *e)
582 if (!checkParamCount(e, 1))
586 for (int i = 0; i < e->params().count() - 1; i++) {
587 QString key = e->params()[i].section("=", 0, 0);
588 QString value = e->params()[i].section("=", 1);
589 e->network()->addSupport(key, value);
592 /* determine our prefixes here to get an accurate result */
593 e->network()->determinePrefixes();
597 /* RPL_UMODEIS - "<user_modes> [<user_mode_params>]" */
598 void CoreSessionEventProcessor::processIrcEvent221(IrcEvent *)
600 // TODO: save information in network object
604 /* RPL_STATSCONN - "Highest connection cout: 8000 (7999 clients)" */
605 void CoreSessionEventProcessor::processIrcEvent250(IrcEvent *)
607 // TODO: save information in network object
611 /* RPL_LOCALUSERS - "Current local user: 5024 Max: 7999 */
612 void CoreSessionEventProcessor::processIrcEvent265(IrcEvent *)
614 // TODO: save information in network object
618 /* RPL_GLOBALUSERS - "Current global users: 46093 Max: 47650" */
619 void CoreSessionEventProcessor::processIrcEvent266(IrcEvent *)
621 // TODO: save information in network object
627 Replies 311 - 313, 317 - 319 are all replies generated in response to a WHOIS message.
629 "<nick> :<away message>"
631 Replies 352 and 315 paired are used to answer a WHO message.
634 Replies 314 and 369 are responses to a WHOWAS message.
638 /* RPL_AWAY - "<nick> :<away message>" */
639 void CoreSessionEventProcessor::processIrcEvent301(IrcEvent *e)
641 if (!checkParamCount(e, 2))
644 IrcUser *ircuser = e->network()->ircUser(e->params().at(0));
646 ircuser->setAway(true);
647 ircuser->setAwayMessage(e->params().at(1));
648 //ircuser->setLastAwayMessage(now);
653 /* RPL_UNAWAY - ":You are no longer marked as being away" */
654 void CoreSessionEventProcessor::processIrcEvent305(IrcEvent *e)
656 IrcUser *me = e->network()->me();
660 if (e->network()->autoAwayActive()) {
661 e->network()->setAutoAwayActive(false);
662 e->setFlag(EventManager::Silent);
667 /* RPL_NOWAWAY - ":You have been marked as being away" */
668 void CoreSessionEventProcessor::processIrcEvent306(IrcEvent *e)
670 IrcUser *me = e->network()->me();
676 /* RPL_WHOISSERVICE - "<user> is registered nick" */
677 void CoreSessionEventProcessor::processIrcEvent307(IrcEvent *e)
679 if (!checkParamCount(e, 1))
682 IrcUser *ircuser = e->network()->ircUser(e->params().at(0));
684 ircuser->setWhoisServiceReply(e->params().join(" "));
688 /* RPL_SUSERHOST - "<user> is available for help." */
689 void CoreSessionEventProcessor::processIrcEvent310(IrcEvent *e)
691 if (!checkParamCount(e, 1))
694 IrcUser *ircuser = e->network()->ircUser(e->params().at(0));
696 ircuser->setSuserHost(e->params().join(" "));
700 /* RPL_WHOISUSER - "<nick> <user> <host> * :<real name>" */
701 void CoreSessionEventProcessor::processIrcEvent311(IrcEvent *e)
703 if (!checkParamCount(e, 3))
706 IrcUser *ircuser = e->network()->ircUser(e->params().at(0));
708 ircuser->setUser(e->params().at(1));
709 ircuser->setHost(e->params().at(2));
710 ircuser->setRealName(e->params().last());
715 /* RPL_WHOISSERVER - "<nick> <server> :<server info>" */
716 void CoreSessionEventProcessor::processIrcEvent312(IrcEvent *e)
718 if (!checkParamCount(e, 2))
721 IrcUser *ircuser = e->network()->ircUser(e->params().at(0));
723 ircuser->setServer(e->params().at(1));
727 /* RPL_WHOISOPERATOR - "<nick> :is an IRC operator" */
728 void CoreSessionEventProcessor::processIrcEvent313(IrcEvent *e)
730 if (!checkParamCount(e, 1))
733 IrcUser *ircuser = e->network()->ircUser(e->params().at(0));
735 ircuser->setIrcOperator(e->params().last());
739 /* RPL_ENDOFWHO: "<name> :End of WHO list" */
740 void CoreSessionEventProcessor::processIrcEvent315(IrcEvent *e)
742 if (!checkParamCount(e, 1))
745 if (coreNetwork(e)->setAutoWhoDone(e->params()[0]))
746 e->setFlag(EventManager::Silent);
750 /* RPL_WHOISIDLE - "<nick> <integer> :seconds idle"
751 (real life: "<nick> <integer> <integer> :seconds idle, signon time) */
752 void CoreSessionEventProcessor::processIrcEvent317(IrcEvent *e)
754 if (!checkParamCount(e, 2))
759 int idleSecs = e->params()[1].toInt();
760 if (e->params().count() > 3) { // if we have more then 3 params we have the above mentioned "real life" situation
761 int logintime = e->params()[2].toInt();
762 loginTime = QDateTime::fromTime_t(logintime);
765 IrcUser *ircuser = e->network()->ircUser(e->params()[0]);
767 ircuser->setIdleTime(e->timestamp().addSecs(-idleSecs));
768 if (loginTime.isValid())
769 ircuser->setLoginTime(loginTime);
774 /* RPL_LIST - "<channel> <# visible> :<topic>" */
775 void CoreSessionEventProcessor::processIrcEvent322(IrcEvent *e)
777 if (!checkParamCount(e, 1))
781 quint32 userCount = 0;
784 switch (e->params().count()) {
786 topic = e->params()[2];
788 userCount = e->params()[1].toUInt();
790 channelName = e->params()[0];
794 if (coreSession()->ircListHelper()->addChannel(e->networkId(), channelName, userCount, topic))
795 e->stop(); // consumed by IrcListHelper, so don't further process/show this event
799 /* RPL_LISTEND ":End of LIST" */
800 void CoreSessionEventProcessor::processIrcEvent323(IrcEvent *e)
802 if (!checkParamCount(e, 1))
805 if (coreSession()->ircListHelper()->endOfChannelList(e->networkId()))
806 e->stop(); // consumed by IrcListHelper, so don't further process/show this event
810 /* RPL_CHANNELMODEIS - "<channel> <mode> <mode params>" */
811 void CoreSessionEventProcessor::processIrcEvent324(IrcEvent *e)
813 processIrcEventMode(e);
818 void CoreSessionEventProcessor::processIrcEvent331(IrcEvent *e)
820 if (!checkParamCount(e, 1))
823 IrcChannel *chan = e->network()->ircChannel(e->params()[0]);
825 chan->setTopic(QString());
830 void CoreSessionEventProcessor::processIrcEvent332(IrcEvent *e)
832 if (!checkParamCount(e, 2))
835 IrcChannel *chan = e->network()->ircChannel(e->params()[0]);
837 chan->setTopic(e->params()[1]);
841 /* RPL_WHOREPLY: "<channel> <user> <host> <server> <nick>
842 ( "H" / "G" > ["*"] [ ( "@" / "+" ) ] :<hopcount> <real name>" */
843 void CoreSessionEventProcessor::processIrcEvent352(IrcEvent *e)
845 if (!checkParamCount(e, 6))
848 QString channel = e->params()[0];
849 IrcUser *ircuser = e->network()->ircUser(e->params()[4]);
851 ircuser->setUser(e->params()[1]);
852 ircuser->setHost(e->params()[2]);
854 bool away = e->params()[5].startsWith("G");
855 ircuser->setAway(away);
856 ircuser->setServer(e->params()[3]);
857 ircuser->setRealName(e->params().last().section(" ", 1));
860 if (coreNetwork(e)->isAutoWhoInProgress(channel))
861 e->setFlag(EventManager::Silent);
866 void CoreSessionEventProcessor::processIrcEvent353(IrcEvent *e)
868 if (!checkParamCount(e, 3))
871 // param[0] is either "=", "*" or "@" indicating a public, private or secret channel
872 // we don't use this information at the time beeing
873 QString channelname = e->params()[1];
875 IrcChannel *channel = e->network()->ircChannel(channelname);
877 qWarning() << Q_FUNC_INFO << "Received unknown target channel:" << channelname;
884 foreach(QString nick, e->params()[2].split(' ', QString::SkipEmptyParts)) {
887 if (e->network()->prefixes().contains(nick[0])) {
888 mode = e->network()->prefixToMode(nick[0]);
896 channel->joinIrcUsers(nicks, modes);
900 /* ERR_ERRONEUSNICKNAME */
901 void CoreSessionEventProcessor::processIrcEvent432(IrcEventNumeric *e)
903 if (!checkParamCount(e, 1))
907 if (e->params().count() < 2) {
908 // handle unreal-ircd bug, where unreal ircd doesnt supply a TARGET in ERR_ERRONEUSNICKNAME during registration phase:
910 // :irc.scortum.moep.net 432 @@@ :Erroneous Nickname: Illegal characters
911 // correct server reply:
912 // :irc.scortum.moep.net 432 * @@@ :Erroneous Nickname: Illegal characters
913 e->params().prepend(e->target());
916 errnick = e->params()[0];
918 tryNextNick(e, errnick, true /* erroneus */);
922 /* ERR_NICKNAMEINUSE */
923 void CoreSessionEventProcessor::processIrcEvent433(IrcEventNumeric *e)
925 if (!checkParamCount(e, 1))
928 QString errnick = e->params().first();
930 // if there is a problem while connecting to the server -> we handle it
931 // but only if our connection has not been finished yet...
932 if (!e->network()->currentServer().isEmpty())
935 tryNextNick(e, errnick);
939 /* ERR_UNAVAILRESOURCE */
940 void CoreSessionEventProcessor::processIrcEvent437(IrcEventNumeric *e)
942 if (!checkParamCount(e, 1))
945 QString errnick = e->params().first();
947 // if there is a problem while connecting to the server -> we handle it
948 // but only if our connection has not been finished yet...
949 if (!e->network()->currentServer().isEmpty())
952 if (!e->network()->isChannelName(errnick))
953 tryNextNick(e, errnick);
958 void CoreSessionEventProcessor::processIrcEvent(IrcEvent *e) {
959 if(!checkParamCount(e, 1))
965 /* Handle signals from Netsplit objects */
967 void CoreSessionEventProcessor::handleNetsplitJoin(Network *net,
968 const QString &channel,
969 const QStringList &users,
970 const QStringList &modes,
971 const QString &quitMessage)
973 IrcChannel *ircChannel = net->ircChannel(channel);
977 QList<IrcUser *> ircUsers;
978 QStringList newModes = modes;
979 QStringList newUsers = users;
981 foreach(const QString &user, users) {
982 IrcUser *iu = net->ircUser(nickFromMask(user));
985 else { // the user already quit
986 int idx = users.indexOf(user);
987 newUsers.removeAt(idx);
988 newModes.removeAt(idx);
992 ircChannel->joinIrcUsers(ircUsers, newModes);
993 NetworkSplitEvent *event = new NetworkSplitEvent(EventManager::NetworkSplitJoin, net, channel, newUsers, quitMessage);
994 emit newEvent(event);
998 void CoreSessionEventProcessor::handleNetsplitQuit(Network *net, const QString &channel, const QStringList &users, const QString &quitMessage)
1000 NetworkSplitEvent *event = new NetworkSplitEvent(EventManager::NetworkSplitQuit, net, channel, users, quitMessage);
1001 emit newEvent(event);
1002 foreach(QString user, users) {
1003 IrcUser *iu = net->ircUser(nickFromMask(user));
1010 void CoreSessionEventProcessor::handleEarlyNetsplitJoin(Network *net, const QString &channel, const QStringList &users, const QStringList &modes)
1012 IrcChannel *ircChannel = net->ircChannel(channel);
1014 qDebug() << "handleEarlyNetsplitJoin(): channel " << channel << " invalid";
1017 QList<NetworkEvent *> events;
1018 QList<IrcUser *> ircUsers;
1019 QStringList newModes = modes;
1021 foreach(QString user, users) {
1022 IrcUser *iu = net->updateNickFromMask(user);
1024 ircUsers.append(iu);
1025 // fake event for scripts that consume join events
1026 events << new IrcEvent(EventManager::IrcEventJoin, net, iu->hostmask(), QStringList() << channel);
1029 newModes.removeAt(users.indexOf(user));
1032 ircChannel->joinIrcUsers(ircUsers, newModes);
1033 foreach(NetworkEvent *event, events) {
1034 event->setFlag(EventManager::Fake); // ignore this in here!
1035 emit newEvent(event);
1040 void CoreSessionEventProcessor::handleNetsplitFinished()
1042 Netsplit *n = qobject_cast<Netsplit *>(sender());
1044 QHash<QString, Netsplit *> splithash = _netsplits.take(n->network());
1045 splithash.remove(splithash.key(n));
1046 if (splithash.count())
1047 _netsplits[n->network()] = splithash;
1052 void CoreSessionEventProcessor::destroyNetsplits(NetworkId netId)
1054 Network *net = coreSession()->network(netId);
1058 QHash<QString, Netsplit *> splits = _netsplits.take(net);
1063 /*******************************/
1064 /******** CTCP HANDLING ********/
1065 /*******************************/
1067 void CoreSessionEventProcessor::processCtcpEvent(CtcpEvent *e)
1069 if (e->testFlag(EventManager::Self))
1070 return; // ignore ctcp events generated by user input
1072 if (e->type() != EventManager::CtcpEvent || e->ctcpType() != CtcpEvent::Query)
1075 handle(e->ctcpCmd(), Q_ARG(CtcpEvent *, e));
1079 void CoreSessionEventProcessor::defaultHandler(const QString &ctcpCmd, CtcpEvent *e)
1081 // This handler is only there to avoid warnings for unknown CTCPs
1087 void CoreSessionEventProcessor::handleCtcpAction(CtcpEvent *e)
1089 // This handler is only there to feed CLIENTINFO
1094 void CoreSessionEventProcessor::handleCtcpClientinfo(CtcpEvent *e)
1096 QStringList supportedHandlers;
1097 foreach(QString handler, providesHandlers())
1098 supportedHandlers << handler.toUpper();
1099 qSort(supportedHandlers);
1100 e->setReply(supportedHandlers.join(" "));
1104 // http://www.irchelp.org/irchelp/rfc/ctcpspec.html
1105 // http://en.wikipedia.org/wiki/Direct_Client-to-Client
1106 void CoreSessionEventProcessor::handleCtcpDcc(CtcpEvent *e)
1108 // DCC support is unfinished, experimental and potentially dangerous, so make it opt-in
1109 if (!Quassel::isOptionSet("enable-experimental-dcc")) {
1110 quInfo() << "DCC disabled, start core with --enable-experimental-dcc if you really want to try it out";
1114 // normal: SEND <filename> <ip> <port> [<filesize>]
1115 // reverse: SEND <filename> <ip> 0 <filesize> <token>
1116 QStringList params = e->param().split(' ');
1117 if (params.count()) {
1118 QString cmd = params[0].toUpper();
1119 if (cmd == "SEND") {
1120 if (params.count() < 4) {
1121 qWarning() << "Invalid DCC SEND request:" << e; // TODO emit proper error to client
1124 QString filename = params[1];
1125 QHostAddress address;
1126 quint16 port = params[3].toUShort();
1128 QString numIp = params[2]; // this is either IPv4 as a 32 bit value, or IPv6 (which always contains a colon)
1129 if (numIp.contains(':')) { // IPv6
1130 if (!address.setAddress(numIp)) {
1131 qWarning() << "Invalid IPv6:" << numIp;
1136 address.setAddress(numIp.toUInt());
1139 if (port == 0) { // Reverse DCC is indicated by a 0 port
1140 emit newEvent(new MessageEvent(Message::Error, e->network(), tr("Reverse DCC SEND not supported"), e->prefix(), e->target(), Message::None, e->timestamp()));
1144 qWarning() << "Privileged port requested:" << port; // FIXME ask user if this is ok
1148 if (params.count() > 4) { // filesize is optional
1149 size = params[4].toULong();
1152 // TODO: check if target is the right thing to use for the partner
1153 CoreTransfer *transfer = new CoreTransfer(Transfer::Receive, e->target(), filename, address, port, size, this);
1154 coreSession()->signalProxy()->synchronize(transfer);
1155 coreSession()->transferManager()->addTransfer(transfer);
1158 emit newEvent(new MessageEvent(Message::Error, e->network(), tr("DCC %1 not supported").arg(cmd), e->prefix(), e->target(), Message::None, e->timestamp()));
1165 void CoreSessionEventProcessor::handleCtcpPing(CtcpEvent *e)
1167 e->setReply(e->param().isNull() ? "" : e->param());
1171 void CoreSessionEventProcessor::handleCtcpTime(CtcpEvent *e)
1173 e->setReply(QDateTime::currentDateTime().toString());
1177 void CoreSessionEventProcessor::handleCtcpVersion(CtcpEvent *e)
1179 e->setReply(QString("Quassel IRC %1 (built on %2) -- http://www.quassel-irc.org")
1180 .arg(Quassel::buildInfo().plainVersionString).arg(Quassel::buildInfo().buildDate));