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;
194 } else if (availableCapPair.at(0).startsWith("away-notify") ||
195 availableCapPair.at(0).startsWith("account-notify") ||
196 availableCapPair.at(0).startsWith("extended-join") ||
197 availableCapPair.at(0).startsWith("userhost-in-names")) {
198 // Always request these capabilities if available
199 queueCurrentCap = true;
201 if (queueCurrentCap) {
202 if(availableCapPair.count() >= 2)
203 coreNet->queuePendingCap(availableCapPair.at(0).trimmed(), availableCapPair.at(1).trimmed());
205 coreNet->queuePendingCap(availableCapPair.at(0).trimmed());
208 // Begin capability requests when capability listing complete
209 if (capListFinished) {
210 emit newEvent(new MessageEvent(Message::Server, e->network(), tr("Negotiating capabilities..."), QString(), QString(), Message::None, e->timestamp()));
211 sendNextCap(coreNet);
213 } else if (e->params().at(1).compare("ACK", Qt::CaseInsensitive) == 0) {
214 // Server: CAP * ACK :multi-prefix sasl
215 // Got the capability we want, enable, handle as needed.
216 // As only one capability is requested at a time, no need to split
217 // Lower-case the list to make later comparisons easier
218 // Capability may include values, e.g. CAP * LS :multi-prefix sasl=EXTERNAL
219 QStringList acceptedCap = e->params().at(2).trimmed().split('=');
221 // Mark this cap as accepted
222 if(acceptedCap.count() >= 2)
223 coreNet->addCap(acceptedCap.at(0), acceptedCap.at(1));
225 coreNet->addCap(acceptedCap.at(0));
227 // Handle special cases
228 if (acceptedCap.at(0).startsWith("sasl")) {
229 // Freenode (at least) sends "sasl " with a trailing space for some reason!
230 // if the current identity has a cert set, use SASL EXTERNAL
232 // TODO If value of sasl capability is not empty, limit to accepted
234 if (!coreNet->identityPtr()->sslCert().isNull()) {
235 coreNet->putRawLine(coreNet->serverEncode("AUTHENTICATE EXTERNAL"));
238 // Only working with PLAIN atm, blowfish later
239 coreNet->putRawLine(coreNet->serverEncode("AUTHENTICATE PLAIN"));
244 // Special handling not needed, move on to next cap
245 sendNextCap(coreNet);
247 } else if (e->params().at(1).compare("NAK", Qt::CaseInsensitive) == 0) {
248 // Something went wrong with this capability, disable, go to next cap
249 // As only one capability is requested at a time, no need to split
250 // Lower-case the list to make later comparisons easier
251 QString deniedCap = e->params().at(2).trimmed();
252 coreNet->removeCap(deniedCap);
253 sendNextCap(coreNet);
258 /* IRCv3 account-notify
259 * Log in: ":nick!user@host ACCOUNT accountname"
260 * Log out: ":nick!user@host ACCOUNT *" */
261 void CoreSessionEventProcessor::processIrcEventAccount(IrcEvent *e)
263 if (!checkParamCount(e, 1))
266 IrcUser *ircuser = e->network()->updateNickFromMask(e->prefix());
268 // FIXME Keep track of authed user account, requires adding support to ircuser.h/cpp
270 if (e->params().at(0) != "*") {
272 qDebug() << "account-notify:" << ircuser->nick() << "logged in to" << e->params().at(0);
274 // Account logged out
275 qDebug() << "account-notify:" << ircuser->nick() << "logged out";
279 qDebug() << "Received account-notify data for unknown user" << e->prefix();
283 /* IRCv3 away-notify - ":nick!user@host AWAY [:message]" */
284 void CoreSessionEventProcessor::processIrcEventAway(IrcEvent *e)
286 if (!checkParamCount(e, 2))
289 // Nick is sent as part of parameters in order to split user/server decoding
290 IrcUser *ircuser = e->network()->ircUser(e->params().at(0));
292 if (!e->params().at(1).isEmpty()) {
293 ircuser->setAway(true);
294 ircuser->setAwayMessage(e->params().at(1));
296 ircuser->setAway(false);
299 qDebug() << "Received away-notify data for unknown user" << e->params().at(0);
303 void CoreSessionEventProcessor::processIrcEventInvite(IrcEvent *e)
305 if (checkParamCount(e, 2)) {
306 e->network()->updateNickFromMask(e->prefix());
311 void CoreSessionEventProcessor::processIrcEventJoin(IrcEvent *e)
313 if (e->testFlag(EventManager::Fake)) // generated by handleEarlyNetsplitJoin
316 if (!checkParamCount(e, 1))
319 CoreNetwork *net = coreNetwork(e);
320 QString channel = e->params()[0];
321 IrcUser *ircuser = net->updateNickFromMask(e->prefix());
323 if (net->useCapExtendedJoin()) {
324 if (!checkParamCount(e, 3))
326 // If logged in, :nick!user@host JOIN #channelname accountname :Real Name
327 // If logged out, :nick!user@host JOIN #channelname * :Real Name
328 // See: http://ircv3.net/specs/extensions/extended-join-3.1.html
329 // FIXME Keep track of authed user account, requires adding support to ircuser.h/cpp
330 ircuser->setRealName(e->params()[2]);
332 // Else :nick!user@host JOIN #channelname
334 bool handledByNetsplit = false;
335 foreach(Netsplit* n, _netsplits.value(e->network())) {
336 handledByNetsplit = n->userJoined(e->prefix(), channel);
337 if (handledByNetsplit)
341 // If using away-notify, check new users. Works around buggy IRC servers
342 // forgetting to send :away messages for users who join channels when away.
343 if (coreNetwork(e)->useCapAwayNotify()) {
344 coreNetwork(e)->queueAutoWhoOneshot(ircuser->nick());
347 if (!handledByNetsplit)
348 ircuser->joinChannel(channel);
350 e->setFlag(EventManager::Netsplit);
352 if (net->isMe(ircuser)) {
353 net->setChannelJoined(channel);
355 net->putRawLine(net->serverEncode("MODE " + channel)); // we want to know the modes of the channel we just joined, so we ask politely
360 void CoreSessionEventProcessor::lateProcessIrcEventKick(IrcEvent *e)
362 if (checkParamCount(e, 2)) {
363 e->network()->updateNickFromMask(e->prefix());
364 IrcUser *victim = e->network()->ircUser(e->params().at(1));
366 victim->partChannel(e->params().at(0));
367 //if(e->network()->isMe(victim)) e->network()->setKickedFromChannel(channel);
373 void CoreSessionEventProcessor::processIrcEventMode(IrcEvent *e)
375 if (!checkParamCount(e, 2))
378 if (e->network()->isChannelName(e->params().first())) {
381 IrcChannel *channel = e->network()->ircChannel(e->params()[0]);
383 // we received mode information for a channel we're not in. that means probably we've just been kicked out or something like that
384 // anyways: we don't have a place to store the data --> discard the info.
388 QString modes = e->params()[1];
391 for (int c = 0; c < modes.length(); c++) {
392 if (modes[c] == '+') {
396 if (modes[c] == '-') {
401 if (e->network()->prefixModes().contains(modes[c])) {
402 // user channel modes (op, voice, etc...)
403 if (paramOffset < e->params().count()) {
404 IrcUser *ircUser = e->network()->ircUser(e->params()[paramOffset]);
406 qWarning() << Q_FUNC_INFO << "Unknown IrcUser:" << e->params()[paramOffset];
410 bool handledByNetsplit = false;
411 QHash<QString, Netsplit *> splits = _netsplits.value(e->network());
412 foreach(Netsplit* n, _netsplits.value(e->network())) {
413 handledByNetsplit = n->userAlreadyJoined(ircUser->hostmask(), channel->name());
414 if (handledByNetsplit) {
415 n->addMode(ircUser->hostmask(), channel->name(), QString(modes[c]));
419 if (!handledByNetsplit)
420 channel->addUserMode(ircUser, QString(modes[c]));
423 channel->removeUserMode(ircUser, QString(modes[c]));
427 qWarning() << "Received MODE with too few parameters:" << e->params();
432 // regular channel modes
434 Network::ChannelModeType modeType = e->network()->channelModeType(modes[c]);
435 if (modeType == Network::A_CHANMODE || modeType == Network::B_CHANMODE || (modeType == Network::C_CHANMODE && add)) {
436 if (paramOffset < e->params().count()) {
437 value = e->params()[paramOffset];
440 qWarning() << "Received MODE with too few parameters:" << e->params();
446 channel->addChannelMode(modes[c], value);
448 channel->removeChannelMode(modes[c], value);
454 IrcUser *ircUser = e->network()->newIrcUser(e->params().first());
455 QString modeString(e->params()[1]);
459 for (int c = 0; c < modeString.count(); c++) {
460 if (modeString[c] == '+') {
464 if (modeString[c] == '-') {
469 addModes += modeString[c];
471 removeModes += modeString[c];
473 if (!addModes.isEmpty())
474 ircUser->addUserModes(addModes);
475 if (!removeModes.isEmpty())
476 ircUser->removeUserModes(removeModes);
478 if (e->network()->isMe(ircUser)) {
479 coreNetwork(e)->updatePersistentModes(addModes, removeModes);
485 void CoreSessionEventProcessor::lateProcessIrcEventNick(IrcEvent *e)
487 if (checkParamCount(e, 1)) {
488 IrcUser *ircuser = e->network()->updateNickFromMask(e->prefix());
490 qWarning() << Q_FUNC_INFO << "Unknown IrcUser!";
493 QString newnick = e->params().at(0);
494 QString oldnick = ircuser->nick();
496 // the order is cruicial
497 // otherwise the client would rename the buffer, see that the assigned ircuser doesn't match anymore
498 // and remove the ircuser from the querybuffer leading to a wrong on/offline state
499 ircuser->setNick(newnick);
500 coreSession()->renameBuffer(e->networkId(), newnick, oldnick);
505 void CoreSessionEventProcessor::lateProcessIrcEventPart(IrcEvent *e)
507 if (checkParamCount(e, 1)) {
508 IrcUser *ircuser = e->network()->updateNickFromMask(e->prefix());
510 qWarning() << Q_FUNC_INFO<< "Unknown IrcUser!";
513 QString channel = e->params().at(0);
514 ircuser->partChannel(channel);
515 if (e->network()->isMe(ircuser))
516 qobject_cast<CoreNetwork *>(e->network())->setChannelParted(channel);
521 void CoreSessionEventProcessor::processIrcEventPing(IrcEvent *e)
523 QString param = e->params().count() ? e->params().first() : QString();
525 coreNetwork(e)->putRawLine("PONG " + coreNetwork(e)->serverEncode(param));
529 void CoreSessionEventProcessor::processIrcEventPong(IrcEvent *e)
531 // the server is supposed to send back what we passed as param. and we send a timestamp
532 // but using quote and whatnought one can send arbitrary pings, so we have to do some sanity checks
533 if (checkParamCount(e, 2)) {
534 QString timestamp = e->params().at(1);
535 QTime sendTime = QTime::fromString(timestamp, "hh:mm:ss.zzz");
536 if (sendTime.isValid())
537 e->network()->setLatency(sendTime.msecsTo(QTime::currentTime()) / 2);
542 void CoreSessionEventProcessor::processIrcEventQuit(IrcEvent *e)
544 IrcUser *ircuser = e->network()->updateNickFromMask(e->prefix());
549 if (e->params().count() > 0)
550 msg = e->params()[0];
553 if (Netsplit::isNetsplit(msg)) {
555 if (!_netsplits[e->network()].contains(msg)) {
556 n = new Netsplit(e->network(), this);
557 connect(n, SIGNAL(finished()), this, SLOT(handleNetsplitFinished()));
558 connect(n, SIGNAL(netsplitJoin(Network*, QString, QStringList, QStringList, QString)),
559 this, SLOT(handleNetsplitJoin(Network*, QString, QStringList, QStringList, QString)));
560 connect(n, SIGNAL(netsplitQuit(Network*, QString, QStringList, QString)),
561 this, SLOT(handleNetsplitQuit(Network*, QString, QStringList, QString)));
562 connect(n, SIGNAL(earlyJoin(Network*, QString, QStringList, QStringList)),
563 this, SLOT(handleEarlyNetsplitJoin(Network*, QString, QStringList, QStringList)));
564 _netsplits[e->network()].insert(msg, n);
567 n = _netsplits[e->network()][msg];
569 // add this user to the netsplit
570 n->userQuit(e->prefix(), ircuser->channels(), msg);
571 e->setFlag(EventManager::Netsplit);
573 // normal quit is handled in lateProcessIrcEventQuit()
577 void CoreSessionEventProcessor::lateProcessIrcEventQuit(IrcEvent *e)
579 if (e->testFlag(EventManager::Netsplit))
582 IrcUser *ircuser = e->network()->updateNickFromMask(e->prefix());
590 void CoreSessionEventProcessor::processIrcEventTopic(IrcEvent *e)
592 if (checkParamCount(e, 2)) {
593 e->network()->updateNickFromMask(e->prefix());
594 IrcChannel *channel = e->network()->ircChannel(e->params().at(0));
596 channel->setTopic(e->params().at(1));
602 void CoreSessionEventProcessor::processKeyEvent(KeyEvent *e)
604 if (!Cipher::neededFeaturesAvailable()) {
605 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()));
608 CoreNetwork *net = qobject_cast<CoreNetwork*>(e->network());
609 Cipher *c = net->cipher(e->target());
610 if (!c) // happens when there is no CoreIrcChannel for the target (i.e. never?)
613 if (e->exchangeType() == KeyEvent::Init) {
614 QByteArray pubKey = c->parseInitKeyX(e->key());
615 if (pubKey.isEmpty()) {
616 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()));
619 net->setCipherKey(e->target(), c->key());
620 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()));
622 p << net->serverEncode(e->target()) << net->serverEncode("DH1080_FINISH ")+pubKey;
623 net->putCmd("NOTICE", p);
626 if (c->parseFinishKeyX(e->key())) {
627 net->setCipherKey(e->target(), c->key());
628 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()));
630 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()));
638 void CoreSessionEventProcessor::processIrcEvent001(IrcEventNumeric *e)
640 e->network()->setCurrentServer(e->prefix());
641 e->network()->setMyNick(e->target());
646 // TODO Complete 005 handling, also use sensible defaults for non-sent stuff
647 void CoreSessionEventProcessor::processIrcEvent005(IrcEvent *e)
649 if (!checkParamCount(e, 1))
653 for (int i = 0; i < e->params().count() - 1; i++) {
654 QString key = e->params()[i].section("=", 0, 0);
655 QString value = e->params()[i].section("=", 1);
656 e->network()->addSupport(key, value);
659 /* determine our prefixes here to get an accurate result */
660 e->network()->determinePrefixes();
664 /* RPL_UMODEIS - "<user_modes> [<user_mode_params>]" */
665 void CoreSessionEventProcessor::processIrcEvent221(IrcEvent *)
667 // TODO: save information in network object
671 /* RPL_STATSCONN - "Highest connection cout: 8000 (7999 clients)" */
672 void CoreSessionEventProcessor::processIrcEvent250(IrcEvent *)
674 // TODO: save information in network object
678 /* RPL_LOCALUSERS - "Current local user: 5024 Max: 7999 */
679 void CoreSessionEventProcessor::processIrcEvent265(IrcEvent *)
681 // TODO: save information in network object
685 /* RPL_GLOBALUSERS - "Current global users: 46093 Max: 47650" */
686 void CoreSessionEventProcessor::processIrcEvent266(IrcEvent *)
688 // TODO: save information in network object
694 Replies 311 - 313, 317 - 319 are all replies generated in response to a WHOIS message.
696 "<nick> :<away message>"
698 Replies 352 and 315 paired are used to answer a WHO message.
701 Replies 314 and 369 are responses to a WHOWAS message.
705 /* RPL_AWAY - "<nick> :<away message>" */
706 void CoreSessionEventProcessor::processIrcEvent301(IrcEvent *e)
708 if (!checkParamCount(e, 2))
711 IrcUser *ircuser = e->network()->ircUser(e->params().at(0));
713 ircuser->setAway(true);
714 ircuser->setAwayMessage(e->params().at(1));
715 //ircuser->setLastAwayMessage(now);
720 /* RPL_UNAWAY - ":You are no longer marked as being away" */
721 void CoreSessionEventProcessor::processIrcEvent305(IrcEvent *e)
723 IrcUser *me = e->network()->me();
727 if (e->network()->autoAwayActive()) {
728 e->network()->setAutoAwayActive(false);
729 e->setFlag(EventManager::Silent);
734 /* RPL_NOWAWAY - ":You have been marked as being away" */
735 void CoreSessionEventProcessor::processIrcEvent306(IrcEvent *e)
737 IrcUser *me = e->network()->me();
743 /* RPL_WHOISSERVICE - "<user> is registered nick" */
744 void CoreSessionEventProcessor::processIrcEvent307(IrcEvent *e)
746 if (!checkParamCount(e, 1))
749 IrcUser *ircuser = e->network()->ircUser(e->params().at(0));
751 ircuser->setWhoisServiceReply(e->params().join(" "));
755 /* RPL_SUSERHOST - "<user> is available for help." */
756 void CoreSessionEventProcessor::processIrcEvent310(IrcEvent *e)
758 if (!checkParamCount(e, 1))
761 IrcUser *ircuser = e->network()->ircUser(e->params().at(0));
763 ircuser->setSuserHost(e->params().join(" "));
767 /* RPL_WHOISUSER - "<nick> <user> <host> * :<real name>" */
768 void CoreSessionEventProcessor::processIrcEvent311(IrcEvent *e)
770 if (!checkParamCount(e, 3))
773 IrcUser *ircuser = e->network()->ircUser(e->params().at(0));
775 ircuser->setUser(e->params().at(1));
776 ircuser->setHost(e->params().at(2));
777 ircuser->setRealName(e->params().last());
782 /* RPL_WHOISSERVER - "<nick> <server> :<server info>" */
783 void CoreSessionEventProcessor::processIrcEvent312(IrcEvent *e)
785 if (!checkParamCount(e, 2))
788 IrcUser *ircuser = e->network()->ircUser(e->params().at(0));
790 ircuser->setServer(e->params().at(1));
794 /* RPL_WHOISOPERATOR - "<nick> :is an IRC operator" */
795 void CoreSessionEventProcessor::processIrcEvent313(IrcEvent *e)
797 if (!checkParamCount(e, 1))
800 IrcUser *ircuser = e->network()->ircUser(e->params().at(0));
802 ircuser->setIrcOperator(e->params().last());
806 /* RPL_ENDOFWHO: "<name> :End of WHO list" */
807 void CoreSessionEventProcessor::processIrcEvent315(IrcEvent *e)
809 if (!checkParamCount(e, 1))
812 if (coreNetwork(e)->setAutoWhoDone(e->params()[0]))
813 e->setFlag(EventManager::Silent);
817 /* RPL_WHOISIDLE - "<nick> <integer> :seconds idle"
818 (real life: "<nick> <integer> <integer> :seconds idle, signon time) */
819 void CoreSessionEventProcessor::processIrcEvent317(IrcEvent *e)
821 if (!checkParamCount(e, 2))
826 int idleSecs = e->params()[1].toInt();
827 if (e->params().count() > 3) { // if we have more then 3 params we have the above mentioned "real life" situation
828 int logintime = e->params()[2].toInt();
829 loginTime = QDateTime::fromTime_t(logintime);
832 IrcUser *ircuser = e->network()->ircUser(e->params()[0]);
834 ircuser->setIdleTime(e->timestamp().addSecs(-idleSecs));
835 if (loginTime.isValid())
836 ircuser->setLoginTime(loginTime);
841 /* RPL_LIST - "<channel> <# visible> :<topic>" */
842 void CoreSessionEventProcessor::processIrcEvent322(IrcEvent *e)
844 if (!checkParamCount(e, 1))
848 quint32 userCount = 0;
851 switch (e->params().count()) {
853 topic = e->params()[2];
855 userCount = e->params()[1].toUInt();
857 channelName = e->params()[0];
861 if (coreSession()->ircListHelper()->addChannel(e->networkId(), channelName, userCount, topic))
862 e->stop(); // consumed by IrcListHelper, so don't further process/show this event
866 /* RPL_LISTEND ":End of LIST" */
867 void CoreSessionEventProcessor::processIrcEvent323(IrcEvent *e)
869 if (!checkParamCount(e, 1))
872 if (coreSession()->ircListHelper()->endOfChannelList(e->networkId()))
873 e->stop(); // consumed by IrcListHelper, so don't further process/show this event
877 /* RPL_CHANNELMODEIS - "<channel> <mode> <mode params>" */
878 void CoreSessionEventProcessor::processIrcEvent324(IrcEvent *e)
880 processIrcEventMode(e);
885 void CoreSessionEventProcessor::processIrcEvent331(IrcEvent *e)
887 if (!checkParamCount(e, 1))
890 IrcChannel *chan = e->network()->ircChannel(e->params()[0]);
892 chan->setTopic(QString());
897 void CoreSessionEventProcessor::processIrcEvent332(IrcEvent *e)
899 if (!checkParamCount(e, 2))
902 IrcChannel *chan = e->network()->ircChannel(e->params()[0]);
904 chan->setTopic(e->params()[1]);
908 /* RPL_WHOREPLY: "<channel> <user> <host> <server> <nick>
909 ( "H" / "G" > ["*"] [ ( "@" / "+" ) ] :<hopcount> <real name>" */
910 void CoreSessionEventProcessor::processIrcEvent352(IrcEvent *e)
912 if (!checkParamCount(e, 6))
915 QString channel = e->params()[0];
916 IrcUser *ircuser = e->network()->ircUser(e->params()[4]);
918 ircuser->setUser(e->params()[1]);
919 ircuser->setHost(e->params()[2]);
921 bool away = e->params()[5].startsWith("G");
922 ircuser->setAway(away);
923 ircuser->setServer(e->params()[3]);
924 ircuser->setRealName(e->params().last().section(" ", 1));
927 // Check if channel name has a who in progress.
928 // If not, then check if user nick exists and has a who in progress.
929 if (coreNetwork(e)->isAutoWhoInProgress(channel) ||
930 (ircuser && coreNetwork(e)->isAutoWhoInProgress(ircuser->nick()))) {
931 e->setFlag(EventManager::Silent);
937 void CoreSessionEventProcessor::processIrcEvent353(IrcEvent *e)
939 if (!checkParamCount(e, 3))
942 // param[0] is either "=", "*" or "@" indicating a public, private or secret channel
943 // we don't use this information at the time beeing
944 QString channelname = e->params()[1];
946 IrcChannel *channel = e->network()->ircChannel(channelname);
948 qWarning() << Q_FUNC_INFO << "Received unknown target channel:" << channelname;
955 foreach(QString nick, e->params()[2].split(' ', QString::SkipEmptyParts)) {
958 if (e->network()->prefixes().contains(nick[0])) {
959 mode = e->network()->prefixToMode(nick[0]);
963 // If userhost-in-names capability is enabled, the following will be
964 // in the form "nick!user@host" rather than "nick". This works without
965 // special handling as the following use nickFromHost() as needed.
966 // See: http://ircv3.net/specs/extensions/userhost-in-names-3.2.html
972 channel->joinIrcUsers(nicks, modes);
976 /* ERR_ERRONEUSNICKNAME */
977 void CoreSessionEventProcessor::processIrcEvent432(IrcEventNumeric *e)
979 if (!checkParamCount(e, 1))
983 if (e->params().count() < 2) {
984 // handle unreal-ircd bug, where unreal ircd doesnt supply a TARGET in ERR_ERRONEUSNICKNAME during registration phase:
986 // :irc.scortum.moep.net 432 @@@ :Erroneous Nickname: Illegal characters
987 // correct server reply:
988 // :irc.scortum.moep.net 432 * @@@ :Erroneous Nickname: Illegal characters
989 e->params().prepend(e->target());
992 errnick = e->params()[0];
994 tryNextNick(e, errnick, true /* erroneus */);
998 /* ERR_NICKNAMEINUSE */
999 void CoreSessionEventProcessor::processIrcEvent433(IrcEventNumeric *e)
1001 if (!checkParamCount(e, 1))
1004 QString errnick = e->params().first();
1006 // if there is a problem while connecting to the server -> we handle it
1007 // but only if our connection has not been finished yet...
1008 if (!e->network()->currentServer().isEmpty())
1011 tryNextNick(e, errnick);
1015 /* ERR_UNAVAILRESOURCE */
1016 void CoreSessionEventProcessor::processIrcEvent437(IrcEventNumeric *e)
1018 if (!checkParamCount(e, 1))
1021 QString errnick = e->params().first();
1023 // if there is a problem while connecting to the server -> we handle it
1024 // but only if our connection has not been finished yet...
1025 if (!e->network()->currentServer().isEmpty())
1028 if (!e->network()->isChannelName(errnick))
1029 tryNextNick(e, errnick);
1034 void CoreSessionEventProcessor::processIrcEvent(IrcEvent *e) {
1035 if(!checkParamCount(e, 1))
1041 /* Handle signals from Netsplit objects */
1043 void CoreSessionEventProcessor::handleNetsplitJoin(Network *net,
1044 const QString &channel,
1045 const QStringList &users,
1046 const QStringList &modes,
1047 const QString &quitMessage)
1049 IrcChannel *ircChannel = net->ircChannel(channel);
1053 QList<IrcUser *> ircUsers;
1054 QStringList newModes = modes;
1055 QStringList newUsers = users;
1057 foreach(const QString &user, users) {
1058 IrcUser *iu = net->ircUser(nickFromMask(user));
1060 ircUsers.append(iu);
1061 else { // the user already quit
1062 int idx = users.indexOf(user);
1063 newUsers.removeAt(idx);
1064 newModes.removeAt(idx);
1068 ircChannel->joinIrcUsers(ircUsers, newModes);
1069 NetworkSplitEvent *event = new NetworkSplitEvent(EventManager::NetworkSplitJoin, net, channel, newUsers, quitMessage);
1070 emit newEvent(event);
1074 void CoreSessionEventProcessor::handleNetsplitQuit(Network *net, const QString &channel, const QStringList &users, const QString &quitMessage)
1076 NetworkSplitEvent *event = new NetworkSplitEvent(EventManager::NetworkSplitQuit, net, channel, users, quitMessage);
1077 emit newEvent(event);
1078 foreach(QString user, users) {
1079 IrcUser *iu = net->ircUser(nickFromMask(user));
1086 void CoreSessionEventProcessor::handleEarlyNetsplitJoin(Network *net, const QString &channel, const QStringList &users, const QStringList &modes)
1088 IrcChannel *ircChannel = net->ircChannel(channel);
1090 qDebug() << "handleEarlyNetsplitJoin(): channel " << channel << " invalid";
1093 QList<NetworkEvent *> events;
1094 QList<IrcUser *> ircUsers;
1095 QStringList newModes = modes;
1097 foreach(QString user, users) {
1098 IrcUser *iu = net->updateNickFromMask(user);
1100 ircUsers.append(iu);
1101 // fake event for scripts that consume join events
1102 events << new IrcEvent(EventManager::IrcEventJoin, net, iu->hostmask(), QStringList() << channel);
1105 newModes.removeAt(users.indexOf(user));
1108 ircChannel->joinIrcUsers(ircUsers, newModes);
1109 foreach(NetworkEvent *event, events) {
1110 event->setFlag(EventManager::Fake); // ignore this in here!
1111 emit newEvent(event);
1116 void CoreSessionEventProcessor::handleNetsplitFinished()
1118 Netsplit *n = qobject_cast<Netsplit *>(sender());
1120 QHash<QString, Netsplit *> splithash = _netsplits.take(n->network());
1121 splithash.remove(splithash.key(n));
1122 if (splithash.count())
1123 _netsplits[n->network()] = splithash;
1128 void CoreSessionEventProcessor::destroyNetsplits(NetworkId netId)
1130 Network *net = coreSession()->network(netId);
1134 QHash<QString, Netsplit *> splits = _netsplits.take(net);
1139 /*******************************/
1140 /******** CTCP HANDLING ********/
1141 /*******************************/
1143 void CoreSessionEventProcessor::processCtcpEvent(CtcpEvent *e)
1145 if (e->testFlag(EventManager::Self))
1146 return; // ignore ctcp events generated by user input
1148 if (e->type() != EventManager::CtcpEvent || e->ctcpType() != CtcpEvent::Query)
1151 handle(e->ctcpCmd(), Q_ARG(CtcpEvent *, e));
1155 void CoreSessionEventProcessor::defaultHandler(const QString &ctcpCmd, CtcpEvent *e)
1157 // This handler is only there to avoid warnings for unknown CTCPs
1163 void CoreSessionEventProcessor::handleCtcpAction(CtcpEvent *e)
1165 // This handler is only there to feed CLIENTINFO
1170 void CoreSessionEventProcessor::handleCtcpClientinfo(CtcpEvent *e)
1172 QStringList supportedHandlers;
1173 foreach(QString handler, providesHandlers())
1174 supportedHandlers << handler.toUpper();
1175 qSort(supportedHandlers);
1176 e->setReply(supportedHandlers.join(" "));
1180 // http://www.irchelp.org/irchelp/rfc/ctcpspec.html
1181 // http://en.wikipedia.org/wiki/Direct_Client-to-Client
1182 void CoreSessionEventProcessor::handleCtcpDcc(CtcpEvent *e)
1184 // DCC support is unfinished, experimental and potentially dangerous, so make it opt-in
1185 if (!Quassel::isOptionSet("enable-experimental-dcc")) {
1186 quInfo() << "DCC disabled, start core with --enable-experimental-dcc if you really want to try it out";
1190 // normal: SEND <filename> <ip> <port> [<filesize>]
1191 // reverse: SEND <filename> <ip> 0 <filesize> <token>
1192 QStringList params = e->param().split(' ');
1193 if (params.count()) {
1194 QString cmd = params[0].toUpper();
1195 if (cmd == "SEND") {
1196 if (params.count() < 4) {
1197 qWarning() << "Invalid DCC SEND request:" << e; // TODO emit proper error to client
1200 QString filename = params[1];
1201 QHostAddress address;
1202 quint16 port = params[3].toUShort();
1204 QString numIp = params[2]; // this is either IPv4 as a 32 bit value, or IPv6 (which always contains a colon)
1205 if (numIp.contains(':')) { // IPv6
1206 if (!address.setAddress(numIp)) {
1207 qWarning() << "Invalid IPv6:" << numIp;
1212 address.setAddress(numIp.toUInt());
1215 if (port == 0) { // Reverse DCC is indicated by a 0 port
1216 emit newEvent(new MessageEvent(Message::Error, e->network(), tr("Reverse DCC SEND not supported"), e->prefix(), e->target(), Message::None, e->timestamp()));
1220 qWarning() << "Privileged port requested:" << port; // FIXME ask user if this is ok
1224 if (params.count() > 4) { // filesize is optional
1225 size = params[4].toULong();
1228 // TODO: check if target is the right thing to use for the partner
1229 CoreTransfer *transfer = new CoreTransfer(Transfer::Receive, e->target(), filename, address, port, size, this);
1230 coreSession()->signalProxy()->synchronize(transfer);
1231 coreSession()->transferManager()->addTransfer(transfer);
1234 emit newEvent(new MessageEvent(Message::Error, e->network(), tr("DCC %1 not supported").arg(cmd), e->prefix(), e->target(), Message::None, e->timestamp()));
1241 void CoreSessionEventProcessor::handleCtcpPing(CtcpEvent *e)
1243 e->setReply(e->param().isNull() ? "" : e->param());
1247 void CoreSessionEventProcessor::handleCtcpTime(CtcpEvent *e)
1249 e->setReply(QDateTime::currentDateTime().toString());
1253 void CoreSessionEventProcessor::handleCtcpVersion(CtcpEvent *e)
1255 e->setReply(QString("Quassel IRC %1 (built on %2) -- http://www.quassel-irc.org")
1256 .arg(Quassel::buildInfo().plainVersionString).arg(Quassel::buildInfo().buildDate));