1 /***************************************************************************
2 * Copyright (C) 2005-2014 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()) {
101 qobject_cast<CoreNetwork *>(e->network())->putRawLine("CAP END");
110 void CoreSessionEventProcessor::processIrcEventAuthenticate(IrcEvent *e)
112 if (!checkParamCount(e, 1))
115 if (e->params().at(0) != "+") {
116 qWarning() << "Invalid AUTHENTICATE" << e;
120 CoreNetwork *net = coreNetwork(e);
123 if (net->identityPtr()->sslCert().isNull()) {
125 QString construct = net->saslAccount();
126 construct.append(QChar(QChar::Null));
127 construct.append(net->saslAccount());
128 construct.append(QChar(QChar::Null));
129 construct.append(net->saslPassword());
130 QByteArray saslData = QByteArray(construct.toAscii().toBase64());
131 saslData.prepend("AUTHENTICATE ");
132 net->putRawLine(saslData);
135 net->putRawLine("AUTHENTICATE +");
141 void CoreSessionEventProcessor::processIrcEventCap(IrcEvent *e)
143 // for SASL, there will only be a single param of 'sasl', however you can check here for
144 // additional CAP messages (ls, multi-prefix, et cetera).
146 if (e->params().count() == 3) {
147 if (e->params().at(2).startsWith("sasl")) { // Freenode (at least) sends "sasl " with a trailing space for some reason!
149 // if the current identity has a cert set, use SASL EXTERNAL
151 if (!coreNetwork(e)->identityPtr()->sslCert().isNull()) {
152 coreNetwork(e)->putRawLine(coreNetwork(e)->serverEncode("AUTHENTICATE EXTERNAL"));
155 // Only working with PLAIN atm, blowfish later
156 coreNetwork(e)->putRawLine(coreNetwork(e)->serverEncode("AUTHENTICATE PLAIN"));
165 void CoreSessionEventProcessor::processIrcEventInvite(IrcEvent *e)
167 if (checkParamCount(e, 2)) {
168 e->network()->updateNickFromMask(e->prefix());
173 void CoreSessionEventProcessor::processIrcEventJoin(IrcEvent *e)
175 if (e->testFlag(EventManager::Fake)) // generated by handleEarlyNetsplitJoin
178 if (!checkParamCount(e, 1))
181 CoreNetwork *net = coreNetwork(e);
182 QString channel = e->params()[0];
183 IrcUser *ircuser = net->updateNickFromMask(e->prefix());
185 bool handledByNetsplit = false;
186 foreach(Netsplit* n, _netsplits.value(e->network())) {
187 handledByNetsplit = n->userJoined(e->prefix(), channel);
188 if (handledByNetsplit)
192 if (!handledByNetsplit)
193 ircuser->joinChannel(channel);
195 e->setFlag(EventManager::Netsplit);
197 if (net->isMe(ircuser)) {
198 net->setChannelJoined(channel);
200 net->putRawLine(net->serverEncode("MODE " + channel)); // we want to know the modes of the channel we just joined, so we ask politely
205 void CoreSessionEventProcessor::lateProcessIrcEventKick(IrcEvent *e)
207 if (checkParamCount(e, 2)) {
208 e->network()->updateNickFromMask(e->prefix());
209 IrcUser *victim = e->network()->ircUser(e->params().at(1));
211 victim->partChannel(e->params().at(0));
212 //if(e->network()->isMe(victim)) e->network()->setKickedFromChannel(channel);
218 void CoreSessionEventProcessor::processIrcEventMode(IrcEvent *e)
220 if (!checkParamCount(e, 2))
223 if (e->network()->isChannelName(e->params().first())) {
226 IrcChannel *channel = e->network()->ircChannel(e->params()[0]);
228 // we received mode information for a channel we're not in. that means probably we've just been kicked out or something like that
229 // anyways: we don't have a place to store the data --> discard the info.
233 QString modes = e->params()[1];
236 for (int c = 0; c < modes.length(); c++) {
237 if (modes[c] == '+') {
241 if (modes[c] == '-') {
246 if (e->network()->prefixModes().contains(modes[c])) {
247 // user channel modes (op, voice, etc...)
248 if (paramOffset < e->params().count()) {
249 IrcUser *ircUser = e->network()->ircUser(e->params()[paramOffset]);
251 qWarning() << Q_FUNC_INFO << "Unknown IrcUser:" << e->params()[paramOffset];
255 bool handledByNetsplit = false;
256 QHash<QString, Netsplit *> splits = _netsplits.value(e->network());
257 foreach(Netsplit* n, _netsplits.value(e->network())) {
258 handledByNetsplit = n->userAlreadyJoined(ircUser->hostmask(), channel->name());
259 if (handledByNetsplit) {
260 n->addMode(ircUser->hostmask(), channel->name(), QString(modes[c]));
264 if (!handledByNetsplit)
265 channel->addUserMode(ircUser, QString(modes[c]));
268 channel->removeUserMode(ircUser, QString(modes[c]));
272 qWarning() << "Received MODE with too few parameters:" << e->params();
277 // regular channel modes
279 Network::ChannelModeType modeType = e->network()->channelModeType(modes[c]);
280 if (modeType == Network::A_CHANMODE || modeType == Network::B_CHANMODE || (modeType == Network::C_CHANMODE && add)) {
281 if (paramOffset < e->params().count()) {
282 value = e->params()[paramOffset];
285 qWarning() << "Received MODE with too few parameters:" << e->params();
291 channel->addChannelMode(modes[c], value);
293 channel->removeChannelMode(modes[c], value);
299 IrcUser *ircUser = e->network()->newIrcUser(e->params().first());
300 QString modeString(e->params()[1]);
304 for (int c = 0; c < modeString.count(); c++) {
305 if (modeString[c] == '+') {
309 if (modeString[c] == '-') {
314 addModes += modeString[c];
316 removeModes += modeString[c];
318 if (!addModes.isEmpty())
319 ircUser->addUserModes(addModes);
320 if (!removeModes.isEmpty())
321 ircUser->removeUserModes(removeModes);
323 if (e->network()->isMe(ircUser)) {
324 coreNetwork(e)->updatePersistentModes(addModes, removeModes);
330 void CoreSessionEventProcessor::lateProcessIrcEventNick(IrcEvent *e)
332 if (checkParamCount(e, 1)) {
333 IrcUser *ircuser = e->network()->updateNickFromMask(e->prefix());
335 qWarning() << Q_FUNC_INFO << "Unknown IrcUser!";
338 QString newnick = e->params().at(0);
339 QString oldnick = ircuser->nick();
341 // the order is cruicial
342 // otherwise the client would rename the buffer, see that the assigned ircuser doesn't match anymore
343 // and remove the ircuser from the querybuffer leading to a wrong on/offline state
344 ircuser->setNick(newnick);
345 coreSession()->renameBuffer(e->networkId(), newnick, oldnick);
350 void CoreSessionEventProcessor::lateProcessIrcEventPart(IrcEvent *e)
352 if (checkParamCount(e, 1)) {
353 IrcUser *ircuser = e->network()->updateNickFromMask(e->prefix());
355 qWarning() << Q_FUNC_INFO<< "Unknown IrcUser!";
358 QString channel = e->params().at(0);
359 ircuser->partChannel(channel);
360 if (e->network()->isMe(ircuser))
361 qobject_cast<CoreNetwork *>(e->network())->setChannelParted(channel);
366 void CoreSessionEventProcessor::processIrcEventPing(IrcEvent *e)
368 QString param = e->params().count() ? e->params().first() : QString();
370 coreNetwork(e)->putRawLine("PONG " + coreNetwork(e)->serverEncode(param));
374 void CoreSessionEventProcessor::processIrcEventPong(IrcEvent *e)
376 // the server is supposed to send back what we passed as param. and we send a timestamp
377 // but using quote and whatnought one can send arbitrary pings, so we have to do some sanity checks
378 if (checkParamCount(e, 2)) {
379 QString timestamp = e->params().at(1);
380 QTime sendTime = QTime::fromString(timestamp, "hh:mm:ss.zzz");
381 if (sendTime.isValid())
382 e->network()->setLatency(sendTime.msecsTo(QTime::currentTime()) / 2);
387 void CoreSessionEventProcessor::processIrcEventQuit(IrcEvent *e)
389 IrcUser *ircuser = e->network()->updateNickFromMask(e->prefix());
394 if (e->params().count() > 0)
395 msg = e->params()[0];
398 if (Netsplit::isNetsplit(msg)) {
400 if (!_netsplits[e->network()].contains(msg)) {
401 n = new Netsplit(e->network(), this);
402 connect(n, SIGNAL(finished()), this, SLOT(handleNetsplitFinished()));
403 connect(n, SIGNAL(netsplitJoin(Network*, QString, QStringList, QStringList, QString)),
404 this, SLOT(handleNetsplitJoin(Network*, QString, QStringList, QStringList, QString)));
405 connect(n, SIGNAL(netsplitQuit(Network*, QString, QStringList, QString)),
406 this, SLOT(handleNetsplitQuit(Network*, QString, QStringList, QString)));
407 connect(n, SIGNAL(earlyJoin(Network*, QString, QStringList, QStringList)),
408 this, SLOT(handleEarlyNetsplitJoin(Network*, QString, QStringList, QStringList)));
409 _netsplits[e->network()].insert(msg, n);
412 n = _netsplits[e->network()][msg];
414 // add this user to the netsplit
415 n->userQuit(e->prefix(), ircuser->channels(), msg);
416 e->setFlag(EventManager::Netsplit);
418 // normal quit is handled in lateProcessIrcEventQuit()
422 void CoreSessionEventProcessor::lateProcessIrcEventQuit(IrcEvent *e)
424 if (e->testFlag(EventManager::Netsplit))
427 IrcUser *ircuser = e->network()->updateNickFromMask(e->prefix());
435 void CoreSessionEventProcessor::processIrcEventTopic(IrcEvent *e)
437 if (checkParamCount(e, 2)) {
438 e->network()->updateNickFromMask(e->prefix());
439 IrcChannel *channel = e->network()->ircChannel(e->params().at(0));
441 channel->setTopic(e->params().at(1));
447 void CoreSessionEventProcessor::processKeyEvent(KeyEvent *e)
449 if (!Cipher::neededFeaturesAvailable()) {
450 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()));
453 CoreNetwork *net = qobject_cast<CoreNetwork*>(e->network());
454 Cipher *c = net->cipher(e->target());
455 if (!c) // happens when there is no CoreIrcChannel for the target (i.e. never?)
458 if (e->exchangeType() == KeyEvent::Init) {
459 QByteArray pubKey = c->parseInitKeyX(e->key());
460 if (pubKey.isEmpty()) {
461 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()));
464 net->setCipherKey(e->target(), c->key());
465 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()));
467 p << net->serverEncode(e->target()) << net->serverEncode("DH1080_FINISH ")+pubKey;
468 net->putCmd("NOTICE", p);
471 if (c->parseFinishKeyX(e->key())) {
472 net->setCipherKey(e->target(), c->key());
473 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()));
475 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()));
483 void CoreSessionEventProcessor::processIrcEvent001(IrcEvent *e)
485 if (!checkParamCount(e, 1))
488 QString myhostmask = e->params().at(0).section(' ', -1, -1);
489 e->network()->setCurrentServer(e->prefix());
490 e->network()->setMyNick(nickFromMask(myhostmask));
495 // TODO Complete 005 handling, also use sensible defaults for non-sent stuff
496 void CoreSessionEventProcessor::processIrcEvent005(IrcEvent *e)
498 if (!checkParamCount(e, 1))
502 for (int i = 0; i < e->params().count() - 1; i++) {
503 QString key = e->params()[i].section("=", 0, 0);
504 QString value = e->params()[i].section("=", 1);
505 e->network()->addSupport(key, value);
508 /* determine our prefixes here to get an accurate result */
509 e->network()->determinePrefixes();
513 /* RPL_UMODEIS - "<user_modes> [<user_mode_params>]" */
514 void CoreSessionEventProcessor::processIrcEvent221(IrcEvent *)
516 // TODO: save information in network object
520 /* RPL_STATSCONN - "Highest connection cout: 8000 (7999 clients)" */
521 void CoreSessionEventProcessor::processIrcEvent250(IrcEvent *)
523 // TODO: save information in network object
527 /* RPL_LOCALUSERS - "Current local user: 5024 Max: 7999 */
528 void CoreSessionEventProcessor::processIrcEvent265(IrcEvent *)
530 // TODO: save information in network object
534 /* RPL_GLOBALUSERS - "Current global users: 46093 Max: 47650" */
535 void CoreSessionEventProcessor::processIrcEvent266(IrcEvent *)
537 // TODO: save information in network object
543 Replies 311 - 313, 317 - 319 are all replies generated in response to a WHOIS message.
545 "<nick> :<away message>"
547 Replies 352 and 315 paired are used to answer a WHO message.
550 Replies 314 and 369 are responses to a WHOWAS message.
554 /* RPL_AWAY - "<nick> :<away message>" */
555 void CoreSessionEventProcessor::processIrcEvent301(IrcEvent *e)
557 if (!checkParamCount(e, 2))
560 IrcUser *ircuser = e->network()->ircUser(e->params().at(0));
562 ircuser->setAway(true);
563 ircuser->setAwayMessage(e->params().at(1));
564 //ircuser->setLastAwayMessage(now);
569 /* RPL_UNAWAY - ":You are no longer marked as being away" */
570 void CoreSessionEventProcessor::processIrcEvent305(IrcEvent *e)
572 IrcUser *me = e->network()->me();
576 if (e->network()->autoAwayActive()) {
577 e->network()->setAutoAwayActive(false);
578 e->setFlag(EventManager::Silent);
583 /* RPL_NOWAWAY - ":You have been marked as being away" */
584 void CoreSessionEventProcessor::processIrcEvent306(IrcEvent *e)
586 IrcUser *me = e->network()->me();
592 /* RPL_WHOISSERVICE - "<user> is registered nick" */
593 void CoreSessionEventProcessor::processIrcEvent307(IrcEvent *e)
595 if (!checkParamCount(e, 1))
598 IrcUser *ircuser = e->network()->ircUser(e->params().at(0));
600 ircuser->setWhoisServiceReply(e->params().join(" "));
604 /* RPL_SUSERHOST - "<user> is available for help." */
605 void CoreSessionEventProcessor::processIrcEvent310(IrcEvent *e)
607 if (!checkParamCount(e, 1))
610 IrcUser *ircuser = e->network()->ircUser(e->params().at(0));
612 ircuser->setSuserHost(e->params().join(" "));
616 /* RPL_WHOISUSER - "<nick> <user> <host> * :<real name>" */
617 void CoreSessionEventProcessor::processIrcEvent311(IrcEvent *e)
619 if (!checkParamCount(e, 3))
622 IrcUser *ircuser = e->network()->ircUser(e->params().at(0));
624 ircuser->setUser(e->params().at(1));
625 ircuser->setHost(e->params().at(2));
626 ircuser->setRealName(e->params().last());
631 /* RPL_WHOISSERVER - "<nick> <server> :<server info>" */
632 void CoreSessionEventProcessor::processIrcEvent312(IrcEvent *e)
634 if (!checkParamCount(e, 2))
637 IrcUser *ircuser = e->network()->ircUser(e->params().at(0));
639 ircuser->setServer(e->params().at(1));
643 /* RPL_WHOISOPERATOR - "<nick> :is an IRC operator" */
644 void CoreSessionEventProcessor::processIrcEvent313(IrcEvent *e)
646 if (!checkParamCount(e, 1))
649 IrcUser *ircuser = e->network()->ircUser(e->params().at(0));
651 ircuser->setIrcOperator(e->params().last());
655 /* RPL_ENDOFWHO: "<name> :End of WHO list" */
656 void CoreSessionEventProcessor::processIrcEvent315(IrcEvent *e)
658 if (!checkParamCount(e, 1))
661 if (coreNetwork(e)->setAutoWhoDone(e->params()[0]))
662 e->setFlag(EventManager::Silent);
666 /* RPL_WHOISIDLE - "<nick> <integer> :seconds idle"
667 (real life: "<nick> <integer> <integer> :seconds idle, signon time) */
668 void CoreSessionEventProcessor::processIrcEvent317(IrcEvent *e)
670 if (!checkParamCount(e, 2))
675 int idleSecs = e->params()[1].toInt();
676 if (e->params().count() > 3) { // if we have more then 3 params we have the above mentioned "real life" situation
677 int logintime = e->params()[2].toInt();
678 loginTime = QDateTime::fromTime_t(logintime);
681 IrcUser *ircuser = e->network()->ircUser(e->params()[0]);
683 ircuser->setIdleTime(e->timestamp().addSecs(-idleSecs));
684 if (loginTime.isValid())
685 ircuser->setLoginTime(loginTime);
690 /* RPL_LIST - "<channel> <# visible> :<topic>" */
691 void CoreSessionEventProcessor::processIrcEvent322(IrcEvent *e)
693 if (!checkParamCount(e, 1))
697 quint32 userCount = 0;
700 switch (e->params().count()) {
702 topic = e->params()[2];
704 userCount = e->params()[1].toUInt();
706 channelName = e->params()[0];
710 if (coreSession()->ircListHelper()->addChannel(e->networkId(), channelName, userCount, topic))
711 e->stop(); // consumed by IrcListHelper, so don't further process/show this event
715 /* RPL_LISTEND ":End of LIST" */
716 void CoreSessionEventProcessor::processIrcEvent323(IrcEvent *e)
718 if (!checkParamCount(e, 1))
721 if (coreSession()->ircListHelper()->endOfChannelList(e->networkId()))
722 e->stop(); // consumed by IrcListHelper, so don't further process/show this event
726 /* RPL_CHANNELMODEIS - "<channel> <mode> <mode params>" */
727 void CoreSessionEventProcessor::processIrcEvent324(IrcEvent *e)
729 processIrcEventMode(e);
734 void CoreSessionEventProcessor::processIrcEvent331(IrcEvent *e)
736 if (!checkParamCount(e, 1))
739 IrcChannel *chan = e->network()->ircChannel(e->params()[0]);
741 chan->setTopic(QString());
746 void CoreSessionEventProcessor::processIrcEvent332(IrcEvent *e)
748 if (!checkParamCount(e, 2))
751 IrcChannel *chan = e->network()->ircChannel(e->params()[0]);
753 chan->setTopic(e->params()[1]);
757 /* RPL_WHOREPLY: "<channel> <user> <host> <server> <nick>
758 ( "H" / "G" > ["*"] [ ( "@" / "+" ) ] :<hopcount> <real name>" */
759 void CoreSessionEventProcessor::processIrcEvent352(IrcEvent *e)
761 if (!checkParamCount(e, 6))
764 QString channel = e->params()[0];
765 IrcUser *ircuser = e->network()->ircUser(e->params()[4]);
767 ircuser->setUser(e->params()[1]);
768 ircuser->setHost(e->params()[2]);
770 bool away = e->params()[5].startsWith("G");
771 ircuser->setAway(away);
772 ircuser->setServer(e->params()[3]);
773 ircuser->setRealName(e->params().last().section(" ", 1));
776 if (coreNetwork(e)->isAutoWhoInProgress(channel))
777 e->setFlag(EventManager::Silent);
782 void CoreSessionEventProcessor::processIrcEvent353(IrcEvent *e)
784 if (!checkParamCount(e, 3))
787 // param[0] is either "=", "*" or "@" indicating a public, private or secret channel
788 // we don't use this information at the time beeing
789 QString channelname = e->params()[1];
791 IrcChannel *channel = e->network()->ircChannel(channelname);
793 qWarning() << Q_FUNC_INFO << "Received unknown target channel:" << channelname;
800 foreach(QString nick, e->params()[2].split(' ', QString::SkipEmptyParts)) {
803 if (e->network()->prefixes().contains(nick[0])) {
804 mode = e->network()->prefixToMode(nick[0]);
812 channel->joinIrcUsers(nicks, modes);
816 /* ERR_ERRONEUSNICKNAME */
817 void CoreSessionEventProcessor::processIrcEvent432(IrcEventNumeric *e)
819 if (!checkParamCount(e, 1))
823 if (e->params().count() < 2) {
824 // handle unreal-ircd bug, where unreal ircd doesnt supply a TARGET in ERR_ERRONEUSNICKNAME during registration phase:
826 // :irc.scortum.moep.net 432 @@@ :Erroneous Nickname: Illegal characters
827 // correct server reply:
828 // :irc.scortum.moep.net 432 * @@@ :Erroneous Nickname: Illegal characters
829 e->params().prepend(e->target());
832 errnick = e->params()[0];
834 tryNextNick(e, errnick, true /* erroneus */);
838 /* ERR_NICKNAMEINUSE */
839 void CoreSessionEventProcessor::processIrcEvent433(IrcEventNumeric *e)
841 if (!checkParamCount(e, 1))
844 QString errnick = e->params().first();
846 // if there is a problem while connecting to the server -> we handle it
847 // but only if our connection has not been finished yet...
848 if (!e->network()->currentServer().isEmpty())
851 tryNextNick(e, errnick);
855 /* ERR_UNAVAILRESOURCE */
856 void CoreSessionEventProcessor::processIrcEvent437(IrcEventNumeric *e)
858 if (!checkParamCount(e, 1))
861 QString errnick = e->params().first();
863 // if there is a problem while connecting to the server -> we handle it
864 // but only if our connection has not been finished yet...
865 if (!e->network()->currentServer().isEmpty())
868 if (!e->network()->isChannelName(errnick))
869 tryNextNick(e, errnick);
874 void CoreSessionEventProcessor::processIrcEvent(IrcEvent *e) {
875 if(!checkParamCount(e, 1))
881 /* Handle signals from Netsplit objects */
883 void CoreSessionEventProcessor::handleNetsplitJoin(Network *net,
884 const QString &channel,
885 const QStringList &users,
886 const QStringList &modes,
887 const QString &quitMessage)
889 IrcChannel *ircChannel = net->ircChannel(channel);
893 QList<IrcUser *> ircUsers;
894 QStringList newModes = modes;
895 QStringList newUsers = users;
897 foreach(const QString &user, users) {
898 IrcUser *iu = net->ircUser(nickFromMask(user));
901 else { // the user already quit
902 int idx = users.indexOf(user);
903 newUsers.removeAt(idx);
904 newModes.removeAt(idx);
908 ircChannel->joinIrcUsers(ircUsers, newModes);
909 NetworkSplitEvent *event = new NetworkSplitEvent(EventManager::NetworkSplitJoin, net, channel, newUsers, quitMessage);
910 emit newEvent(event);
914 void CoreSessionEventProcessor::handleNetsplitQuit(Network *net, const QString &channel, const QStringList &users, const QString &quitMessage)
916 NetworkSplitEvent *event = new NetworkSplitEvent(EventManager::NetworkSplitQuit, net, channel, users, quitMessage);
917 emit newEvent(event);
918 foreach(QString user, users) {
919 IrcUser *iu = net->ircUser(nickFromMask(user));
926 void CoreSessionEventProcessor::handleEarlyNetsplitJoin(Network *net, const QString &channel, const QStringList &users, const QStringList &modes)
928 IrcChannel *ircChannel = net->ircChannel(channel);
930 qDebug() << "handleEarlyNetsplitJoin(): channel " << channel << " invalid";
933 QList<NetworkEvent *> events;
934 QList<IrcUser *> ircUsers;
935 QStringList newModes = modes;
937 foreach(QString user, users) {
938 IrcUser *iu = net->updateNickFromMask(user);
941 // fake event for scripts that consume join events
942 events << new IrcEvent(EventManager::IrcEventJoin, net, iu->hostmask(), QStringList() << channel);
945 newModes.removeAt(users.indexOf(user));
948 ircChannel->joinIrcUsers(ircUsers, newModes);
949 foreach(NetworkEvent *event, events) {
950 event->setFlag(EventManager::Fake); // ignore this in here!
951 emit newEvent(event);
956 void CoreSessionEventProcessor::handleNetsplitFinished()
958 Netsplit *n = qobject_cast<Netsplit *>(sender());
960 QHash<QString, Netsplit *> splithash = _netsplits.take(n->network());
961 splithash.remove(splithash.key(n));
962 if (splithash.count())
963 _netsplits[n->network()] = splithash;
968 void CoreSessionEventProcessor::destroyNetsplits(NetworkId netId)
970 Network *net = coreSession()->network(netId);
974 QHash<QString, Netsplit *> splits = _netsplits.take(net);
979 /*******************************/
980 /******** CTCP HANDLING ********/
981 /*******************************/
983 void CoreSessionEventProcessor::processCtcpEvent(CtcpEvent *e)
985 if (e->testFlag(EventManager::Self))
986 return; // ignore ctcp events generated by user input
988 if (e->type() != EventManager::CtcpEvent || e->ctcpType() != CtcpEvent::Query)
991 handle(e->ctcpCmd(), Q_ARG(CtcpEvent *, e));
995 void CoreSessionEventProcessor::defaultHandler(const QString &ctcpCmd, CtcpEvent *e)
997 // This handler is only there to avoid warnings for unknown CTCPs
1003 void CoreSessionEventProcessor::handleCtcpAction(CtcpEvent *e)
1005 // This handler is only there to feed CLIENTINFO
1010 void CoreSessionEventProcessor::handleCtcpClientinfo(CtcpEvent *e)
1012 QStringList supportedHandlers;
1013 foreach(QString handler, providesHandlers())
1014 supportedHandlers << handler.toUpper();
1015 qSort(supportedHandlers);
1016 e->setReply(supportedHandlers.join(" "));
1020 // http://www.irchelp.org/irchelp/rfc/ctcpspec.html
1021 // http://en.wikipedia.org/wiki/Direct_Client-to-Client
1022 void CoreSessionEventProcessor::handleCtcpDcc(CtcpEvent *e)
1024 // DCC support is unfinished, experimental and potentially dangerous, so make it opt-in
1025 if (!Quassel::isOptionSet("enable-experimental-dcc")) {
1026 quInfo() << "DCC disabled, start core with --enable-experimental-dcc if you really want to try it out";
1030 // normal: SEND <filename> <ip> <port> [<filesize>]
1031 // reverse: SEND <filename> <ip> 0 <filesize> <token>
1032 QStringList params = e->param().split(' ');
1033 if (params.count()) {
1034 QString cmd = params[0].toUpper();
1035 if (cmd == "SEND") {
1036 if (params.count() < 4) {
1037 qWarning() << "Invalid DCC SEND request:" << e; // TODO emit proper error to client
1040 QString filename = params[1];
1041 QHostAddress address;
1042 quint16 port = params[3].toUShort();
1044 QString numIp = params[2]; // this is either IPv4 as a 32 bit value, or IPv6 (which always contains a colon)
1045 if (numIp.contains(':')) { // IPv6
1046 if (!address.setAddress(numIp)) {
1047 qWarning() << "Invalid IPv6:" << numIp;
1052 address.setAddress(numIp.toUInt());
1055 if (port == 0) { // Reverse DCC is indicated by a 0 port
1056 emit newEvent(new MessageEvent(Message::Error, e->network(), tr("Reverse DCC SEND not supported"), e->prefix(), e->target(), Message::None, e->timestamp()));
1060 qWarning() << "Privileged port requested:" << port; // FIXME ask user if this is ok
1064 if (params.count() > 4) { // filesize is optional
1065 size = params[4].toULong();
1068 // TODO: check if target is the right thing to use for the partner
1069 CoreTransfer *transfer = new CoreTransfer(Transfer::Receive, e->target(), filename, address, port, size, this);
1070 coreSession()->signalProxy()->synchronize(transfer);
1071 coreSession()->transferManager()->addTransfer(transfer);
1074 emit newEvent(new MessageEvent(Message::Error, e->network(), tr("DCC %1 not supported").arg(cmd), e->prefix(), e->target(), Message::None, e->timestamp()));
1081 void CoreSessionEventProcessor::handleCtcpPing(CtcpEvent *e)
1083 e->setReply(e->param().isNull() ? "" : e->param());
1087 void CoreSessionEventProcessor::handleCtcpTime(CtcpEvent *e)
1089 e->setReply(QDateTime::currentDateTime().toString());
1093 void CoreSessionEventProcessor::handleCtcpVersion(CtcpEvent *e)
1095 e->setReply(QString("Quassel IRC %1 (built on %2) -- http://www.quassel-irc.org")
1096 .arg(Quassel::buildInfo().plainVersionString).arg(Quassel::buildInfo().buildDate));