1 /***************************************************************************
2 * Copyright (C) 2005-2012 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 * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
19 ***************************************************************************/
20 #include "coreuserinputhandler.h"
24 #include "ctcpparser.h"
32 CoreUserInputHandler::CoreUserInputHandler(CoreNetwork *parent)
33 : CoreBasicHandler(parent)
38 void CoreUserInputHandler::handleUserInput(const BufferInfo &bufferInfo, const QString &msg)
43 AliasManager::CommandList list = coreSession()->aliasManager().processInput(bufferInfo, msg);
45 for (int i = 0; i < list.count(); i++) {
46 QString cmd = list.at(i).second.section(' ', 0, 0).remove(0, 1).toUpper();
47 QString payload = list.at(i).second.section(' ', 1);
48 handle(cmd, Q_ARG(BufferInfo, list.at(i).first), Q_ARG(QString, payload));
53 // ====================
55 // ====================
56 void CoreUserInputHandler::handleAway(const BufferInfo &bufferInfo, const QString &msg)
59 if (msg.startsWith("-all")) {
60 if (msg.length() == 4) {
61 coreSession()->globalAway();
64 Q_ASSERT(msg.length() > 4);
66 coreSession()->globalAway(msg.mid(5));
74 void CoreUserInputHandler::issueAway(const QString &msg, bool autoCheck)
76 QString awayMsg = msg;
77 IrcUser *me = network()->me();
79 // if there is no message supplied we have to check if we are already away or not
80 if (autoCheck && msg.isEmpty()) {
81 if (me && !me->isAway()) {
82 Identity *identity = network()->identityPtr();
84 awayMsg = identity->awayReason();
86 if (awayMsg.isEmpty()) {
92 me->setAwayMessage(awayMsg);
94 putCmd("AWAY", serverEncode(awayMsg));
98 void CoreUserInputHandler::handleBan(const BufferInfo &bufferInfo, const QString &msg)
100 banOrUnban(bufferInfo, msg, true);
104 void CoreUserInputHandler::handleUnban(const BufferInfo &bufferInfo, const QString &msg)
106 banOrUnban(bufferInfo, msg, false);
110 void CoreUserInputHandler::banOrUnban(const BufferInfo &bufferInfo, const QString &msg, bool ban)
115 QStringList params = msg.split(" ");
117 if (!params.isEmpty() && isChannelName(params[0])) {
118 banChannel = params.takeFirst();
120 else if (bufferInfo.type() == BufferInfo::ChannelBuffer) {
121 banChannel = bufferInfo.bufferName();
124 emit displayMsg(Message::Error, BufferInfo::StatusBuffer, "", QString("Error: channel unknown in command: /BAN %1").arg(msg));
128 if (!params.isEmpty() && !params.contains("!") && network()->ircUser(params[0])) {
129 IrcUser *ircuser = network()->ircUser(params[0]);
130 // generalizedHost changes <nick> to *!ident@*.sld.tld.
131 QString generalizedHost = ircuser->host();
132 if (generalizedHost.isEmpty()) {
133 emit displayMsg(Message::Error, BufferInfo::StatusBuffer, "", QString("Error: host unknown in command: /BAN %1").arg(msg));
137 static QRegExp ipAddress("\\d+\\.\\d+\\.\\d+\\.\\d+");
138 if (ipAddress.exactMatch(generalizedHost)) {
139 int lastDotPos = generalizedHost.lastIndexOf('.') + 1;
140 generalizedHost.replace(lastDotPos, generalizedHost.length() - lastDotPos, '*');
142 else if (generalizedHost.lastIndexOf(".") != -1 && generalizedHost.lastIndexOf(".", generalizedHost.lastIndexOf(".")-1) != -1) {
143 int secondLastPeriodPosition = generalizedHost.lastIndexOf(".", generalizedHost.lastIndexOf(".")-1);
144 generalizedHost.replace(0, secondLastPeriodPosition, "*");
146 banUser = QString("*!%1@%2").arg(ircuser->user(), generalizedHost);
149 banUser = params.join(" ");
152 QString banMode = ban ? "+b" : "-b";
153 QString banMsg = QString("MODE %1 %2 %3").arg(banChannel, banMode, banUser);
154 emit putRawLine(serverEncode(banMsg));
158 void CoreUserInputHandler::handleCtcp(const BufferInfo &bufferInfo, const QString &msg)
162 QString nick = msg.section(' ', 0, 0);
163 QString ctcpTag = msg.section(' ', 1, 1).toUpper();
164 if (ctcpTag.isEmpty())
167 QString message = msg.section(' ', 2);
168 QString verboseMessage = tr("sending CTCP-%1 request to %2").arg(ctcpTag).arg(nick);
170 if (ctcpTag == "PING") {
171 uint now = QDateTime::currentDateTime().toTime_t();
172 message = QString::number(now);
175 // FIXME make this a proper event
176 coreNetwork()->coreSession()->ctcpParser()->query(coreNetwork(), nick, ctcpTag, message);
177 emit displayMsg(Message::Action, BufferInfo::StatusBuffer, "", verboseMessage, network()->myNick());
181 void CoreUserInputHandler::handleDelkey(const BufferInfo &bufferInfo, const QString &msg)
184 if (!bufferInfo.isValid())
187 if (!Cipher::neededFeaturesAvailable())
190 QStringList parms = msg.split(' ', QString::SkipEmptyParts);
192 if (parms.isEmpty() && !bufferInfo.bufferName().isEmpty())
193 parms.prepend(bufferInfo.bufferName());
195 if (parms.isEmpty()) {
196 emit displayMsg(Message::Info, bufferInfo.bufferName(), "",
197 tr("[usage] /delkey <nick|channel> deletes the encryption key for nick or channel or just /delkey when in a channel or query."));
201 QString target = parms.at(0);
203 if (network()->cipherKey(target).isEmpty()) {
204 emit displayMsg(Message::Info, bufferInfo.bufferName(), tr("No key has been set for %1.").arg(target));
208 network()->setCipherKey(target, QByteArray());
210 if (network()->isChannelName(target) && network()->channels().contains(target)) {
211 qobject_cast<CoreIrcChannel *>(network()->ircChannel(target))->setEncrypted(false);
213 else if (network()->nicks().contains(target)) {
214 qobject_cast<CoreIrcUser *>(network()->ircUser(target))->setEncrypted(false);
217 emit displayMsg(Message::Info, bufferInfo.bufferName(), tr("The key for %1 has been deleted.").arg(target));
221 emit displayMsg(Message::Error, bufferInfo.bufferName(), "", tr("Error: Setting an encryption key requires Quassel to have been built "
222 "with support for the Qt Cryptographic Architecture (QCA2) library. "
223 "Contact your distributor about a Quassel package with QCA2 "
224 "support, or rebuild Quassel with QCA2 present."));
229 void CoreUserInputHandler::handleDeop(const BufferInfo &bufferInfo, const QString &msg)
231 QStringList nicks = msg.split(' ', QString::SkipEmptyParts);
232 QString m = "-"; for (int i = 0; i < nicks.count(); i++) m += 'o';
234 params << bufferInfo.bufferName() << m << nicks;
235 emit putCmd("MODE", serverEncode(params));
239 void CoreUserInputHandler::handleDehalfop(const BufferInfo &bufferInfo, const QString &msg)
241 QStringList nicks = msg.split(' ', QString::SkipEmptyParts);
242 QString m = "-"; for (int i = 0; i < nicks.count(); i++) m += 'h';
244 params << bufferInfo.bufferName() << m << nicks;
245 emit putCmd("MODE", serverEncode(params));
249 void CoreUserInputHandler::handleDevoice(const BufferInfo &bufferInfo, const QString &msg)
251 QStringList nicks = msg.split(' ', QString::SkipEmptyParts);
252 QString m = "-"; for (int i = 0; i < nicks.count(); i++) m += 'v';
254 params << bufferInfo.bufferName() << m << nicks;
255 emit putCmd("MODE", serverEncode(params));
259 void CoreUserInputHandler::handleInvite(const BufferInfo &bufferInfo, const QString &msg)
262 params << msg << bufferInfo.bufferName();
263 emit putCmd("INVITE", serverEncode(params));
267 void CoreUserInputHandler::handleJoin(const BufferInfo &bufferInfo, const QString &msg)
269 Q_UNUSED(bufferInfo);
271 // trim spaces before chans or keys
272 QString sane_msg = msg;
273 sane_msg.replace(QRegExp(", +"), ",");
274 QStringList params = sane_msg.trimmed().split(" ");
276 QStringList chans = params[0].split(",", QString::SkipEmptyParts);
278 if (params.count() > 1)
279 keys = params[1].split(",");
282 for (i = 0; i < chans.count(); i++) {
283 if (!network()->isChannelName(chans[i]))
284 chans[i].prepend('#');
286 if (i < keys.count()) {
287 network()->addChannelKey(chans[i], keys[i]);
290 network()->removeChannelKey(chans[i]);
294 static const char *cmd = "JOIN";
296 QStringList joinChans, joinKeys;
297 int slicesize = chans.count();
298 QList<QByteArray> encodedParams;
300 // go through all to-be-joined channels and (re)build the join list
301 while (i < chans.count()) {
302 joinChans.append(chans.at(i));
303 if (i < keys.count())
304 joinKeys.append(keys.at(i));
306 // if the channel list we built so far either contains all requested channels or exceeds
307 // the desired amount of channels in this slice, try to send what we have so far
308 if (++i == chans.count() || joinChans.count() >= slicesize) {
310 params.append(joinChans.join(","));
311 params.append(joinKeys.join(","));
312 encodedParams = serverEncode(params);
313 // check if it fits in one command
314 if (lastParamOverrun(cmd, encodedParams) == 0) {
315 emit putCmd(cmd, encodedParams);
317 else if (slicesize > 1) {
318 // back to start of slice, try again with half the amount of channels
329 void CoreUserInputHandler::handleKick(const BufferInfo &bufferInfo, const QString &msg)
331 QString nick = msg.section(' ', 0, 0, QString::SectionSkipEmpty);
332 QString reason = msg.section(' ', 1, -1, QString::SectionSkipEmpty).trimmed();
333 if (reason.isEmpty())
334 reason = network()->identityPtr()->kickReason();
336 QList<QByteArray> params;
337 params << serverEncode(bufferInfo.bufferName()) << serverEncode(nick) << channelEncode(bufferInfo.bufferName(), reason);
338 emit putCmd("KICK", params);
342 void CoreUserInputHandler::handleKill(const BufferInfo &bufferInfo, const QString &msg)
345 QString nick = msg.section(' ', 0, 0, QString::SectionSkipEmpty);
346 QString pass = msg.section(' ', 1, -1, QString::SectionSkipEmpty);
347 QList<QByteArray> params;
348 params << serverEncode(nick) << serverEncode(pass);
349 emit putCmd("KILL", params);
353 void CoreUserInputHandler::handleList(const BufferInfo &bufferInfo, const QString &msg)
356 emit putCmd("LIST", serverEncode(msg.split(' ', QString::SkipEmptyParts)));
360 void CoreUserInputHandler::handleMe(const BufferInfo &bufferInfo, const QString &msg)
362 if (bufferInfo.bufferName().isEmpty()) return; // server buffer
363 // FIXME make this a proper event
364 coreNetwork()->coreSession()->ctcpParser()->query(coreNetwork(), bufferInfo.bufferName(), "ACTION", msg);
365 emit displayMsg(Message::Action, bufferInfo.type(), bufferInfo.bufferName(), msg, network()->myNick(), Message::Self);
369 void CoreUserInputHandler::handleMode(const BufferInfo &bufferInfo, const QString &msg)
373 QStringList params = msg.split(' ', QString::SkipEmptyParts);
374 // if the first argument is neither a channel nor us (user modes are only to oneself) the current buffer is assumed to be the target
375 if (!params.isEmpty()) {
376 if (!network()->isChannelName(params[0]) && !network()->isMyNick(params[0]))
377 params.prepend(bufferInfo.bufferName());
378 if (network()->isMyNick(params[0]) && params.count() == 2)
379 network()->updateIssuedModes(params[1]);
380 if (params[0] == "-reset" && params.count() == 1) {
381 // FIXME: give feedback to the user (I don't want to add new strings right now)
382 network()->resetPersistentModes();
387 // TODO handle correct encoding for buffer modes (channelEncode())
388 emit putCmd("MODE", serverEncode(params));
392 // TODO: show privmsgs
393 void CoreUserInputHandler::handleMsg(const BufferInfo &bufferInfo, const QString &msg)
395 Q_UNUSED(bufferInfo);
396 if (!msg.contains(' '))
399 QString target = msg.section(' ', 0, 0);
400 QByteArray encMsg = userEncode(target, msg.section(' ', 1));
403 putPrivmsg(serverEncode(target), encMsg, network()->cipher(target));
405 putPrivmsg(serverEncode(target), encMsg);
410 void CoreUserInputHandler::handleNick(const BufferInfo &bufferInfo, const QString &msg)
413 QString nick = msg.section(' ', 0, 0);
414 emit putCmd("NICK", serverEncode(nick));
418 void CoreUserInputHandler::handleNotice(const BufferInfo &bufferInfo, const QString &msg)
420 QString bufferName = msg.section(' ', 0, 0);
421 QString payload = msg.section(' ', 1);
422 QList<QByteArray> params;
423 params << serverEncode(bufferName) << channelEncode(bufferInfo.bufferName(), payload);
424 emit putCmd("NOTICE", params);
425 emit displayMsg(Message::Notice, bufferName, payload, network()->myNick(), Message::Self);
429 void CoreUserInputHandler::handleHalfop(const BufferInfo &bufferInfo, const QString &msg)
431 QStringList nicks = msg.split(' ', QString::SkipEmptyParts);
432 QString m = "+"; for (int i = 0; i < nicks.count(); i++) m += 'h';
434 params << bufferInfo.bufferName() << m << nicks;
435 emit putCmd("MODE", serverEncode(params));
439 void CoreUserInputHandler::handleOp(const BufferInfo &bufferInfo, const QString &msg)
441 QStringList nicks = msg.split(' ', QString::SkipEmptyParts);
442 QString m = "+"; for (int i = 0; i < nicks.count(); i++) m += 'o';
444 params << bufferInfo.bufferName() << m << nicks;
445 emit putCmd("MODE", serverEncode(params));
449 void CoreUserInputHandler::handleOper(const BufferInfo &bufferInfo, const QString &msg)
452 emit putRawLine(serverEncode(QString("OPER %1").arg(msg)));
456 void CoreUserInputHandler::handlePart(const BufferInfo &bufferInfo, const QString &msg)
458 QList<QByteArray> params;
461 // msg might contain either a channel name and/or a reaon, so we have to check if the first word is a known channel
462 QString channelName = msg.section(' ', 0, 0);
463 if (channelName.isEmpty() || !network()->ircChannel(channelName)) {
464 channelName = bufferInfo.bufferName();
468 partReason = msg.mid(channelName.length() + 1);
471 if (partReason.isEmpty())
472 partReason = network()->identityPtr()->partReason();
474 params << serverEncode(channelName) << channelEncode(bufferInfo.bufferName(), partReason);
475 emit putCmd("PART", params);
479 void CoreUserInputHandler::handlePing(const BufferInfo &bufferInfo, const QString &msg)
485 param = QTime::currentTime().toString("hh:mm:ss.zzz");
487 putCmd("PING", serverEncode(param));
491 // TODO: implement queries
492 void CoreUserInputHandler::handleQuery(const BufferInfo &bufferInfo, const QString &msg)
495 QString target = msg.section(' ', 0, 0);
496 QString message = msg.section(' ', 1);
497 if (message.isEmpty())
498 emit displayMsg(Message::Server, BufferInfo::QueryBuffer, target, tr("Starting query with %1").arg(target), network()->myNick(), Message::Self);
500 emit displayMsg(Message::Plain, BufferInfo::QueryBuffer, target, message, network()->myNick(), Message::Self);
501 handleMsg(bufferInfo, msg);
505 void CoreUserInputHandler::handleQuit(const BufferInfo &bufferInfo, const QString &msg)
508 network()->disconnectFromIrc(true, msg);
512 void CoreUserInputHandler::issueQuit(const QString &reason)
514 emit putCmd("QUIT", serverEncode(reason));
518 void CoreUserInputHandler::handleQuote(const BufferInfo &bufferInfo, const QString &msg)
521 emit putRawLine(serverEncode(msg));
525 void CoreUserInputHandler::handleSay(const BufferInfo &bufferInfo, const QString &msg)
527 if (bufferInfo.bufferName().isEmpty())
528 return; // server buffer
530 QByteArray encMsg = channelEncode(bufferInfo.bufferName(), msg);
532 putPrivmsg(serverEncode(bufferInfo.bufferName()), encMsg, network()->cipher(bufferInfo.bufferName()));
534 putPrivmsg(serverEncode(bufferInfo.bufferName()), encMsg);
536 emit displayMsg(Message::Plain, bufferInfo.type(), bufferInfo.bufferName(), msg, network()->myNick(), Message::Self);
540 void CoreUserInputHandler::handleSetkey(const BufferInfo &bufferInfo, const QString &msg)
543 if (!bufferInfo.isValid())
546 if (!Cipher::neededFeaturesAvailable())
549 QStringList parms = msg.split(' ', QString::SkipEmptyParts);
551 if (parms.count() == 1 && !bufferInfo.bufferName().isEmpty())
552 parms.prepend(bufferInfo.bufferName());
553 else if (parms.count() != 2) {
554 emit displayMsg(Message::Info, bufferInfo.bufferName(),
555 tr("[usage] /setkey <nick|channel> <key> sets the encryption key for nick or channel. "
556 "/setkey <key> when in a channel or query buffer sets the key for it."));
560 QString target = parms.at(0);
561 QByteArray key = parms.at(1).toLocal8Bit();
563 network()->setCipherKey(target, key);
565 if (network()->isChannelName(target) && network()->channels().contains(target))
566 qobject_cast<CoreIrcChannel *>(network()->ircChannel(target))->setEncrypted(true);
567 else if (network()->nicks().contains(target))
568 qobject_cast<CoreIrcUser *>(network()->ircUser(target))->setEncrypted(true);
570 emit displayMsg(Message::Info, bufferInfo.bufferName(), tr("The key for %1 has been set.").arg(target));
573 emit displayMsg(Message::Error, bufferInfo.bufferName(), tr("Error: Setting an encryption key requires Quassel to have been built "
574 "with support for the Qt Cryptographic Architecture (QCA) library. "
575 "Contact your distributor about a Quassel package with QCA "
576 "support, or rebuild Quassel with QCA present."));
581 void CoreUserInputHandler::handleShowkey(const BufferInfo &bufferInfo, const QString &msg)
584 if (!bufferInfo.isValid())
587 if (!Cipher::neededFeaturesAvailable())
590 QStringList parms = msg.split(' ', QString::SkipEmptyParts);
592 if (parms.isEmpty() && !bufferInfo.bufferName().isEmpty())
593 parms.prepend(bufferInfo.bufferName());
595 if (parms.isEmpty()) {
596 emit displayMsg(Message::Info, bufferInfo.bufferName(), "",
597 tr("[usage] /showkey <nick|channel> shows the encryption key for nick or channel or just /showkey when in a channel or query."));
601 QString target = parms.at(0);
602 QByteArray key = network()->cipherKey(target);
605 emit displayMsg(Message::Info, bufferInfo.bufferName(), tr("No key has been set for %1.").arg(target));
609 emit displayMsg(Message::Info, bufferInfo.bufferName(), tr("The key for %1 is %2").arg(target).arg(QString(key)));
613 emit displayMsg(Message::Error, bufferInfo.bufferName(), "", tr("Error: Setting an encryption key requires Quassel to have been built "
614 "with support for the Qt Cryptographic Architecture (QCA2) library. "
615 "Contact your distributor about a Quassel package with QCA2 "
616 "support, or rebuild Quassel with QCA2 present."));
621 void CoreUserInputHandler::handleTopic(const BufferInfo &bufferInfo, const QString &msg)
623 if (bufferInfo.bufferName().isEmpty())
626 QList<QByteArray> params;
627 params << serverEncode(bufferInfo.bufferName());
629 if (!msg.isEmpty()) {
631 params << encrypt(bufferInfo.bufferName(), channelEncode(bufferInfo.bufferName(), msg));
633 params << channelEncode(bufferInfo.bufferName(), msg);
637 emit putCmd("TOPIC", params);
641 void CoreUserInputHandler::handleVoice(const BufferInfo &bufferInfo, const QString &msg)
643 QStringList nicks = msg.split(' ', QString::SkipEmptyParts);
644 QString m = "+"; for (int i = 0; i < nicks.count(); i++) m += 'v';
646 params << bufferInfo.bufferName() << m << nicks;
647 emit putCmd("MODE", serverEncode(params));
651 void CoreUserInputHandler::handleWait(const BufferInfo &bufferInfo, const QString &msg)
653 int splitPos = msg.indexOf(';');
658 int delay = msg.left(splitPos).trimmed().toInt(&ok);
664 QString command = msg.mid(splitPos + 1).trimmed();
665 if (command.isEmpty())
668 _delayedCommands[startTimer(delay)] = Command(bufferInfo, command);
672 void CoreUserInputHandler::handleWho(const BufferInfo &bufferInfo, const QString &msg)
675 emit putCmd("WHO", serverEncode(msg.split(' ')));
679 void CoreUserInputHandler::handleWhois(const BufferInfo &bufferInfo, const QString &msg)
682 emit putCmd("WHOIS", serverEncode(msg.split(' ')));
686 void CoreUserInputHandler::handleWhowas(const BufferInfo &bufferInfo, const QString &msg)
689 emit putCmd("WHOWAS", serverEncode(msg.split(' ')));
693 void CoreUserInputHandler::defaultHandler(QString cmd, const BufferInfo &bufferInfo, const QString &msg)
695 Q_UNUSED(bufferInfo);
696 emit putCmd(serverEncode(cmd.toUpper()), serverEncode(msg.split(" ")));
700 void CoreUserInputHandler::putPrivmsg(const QByteArray &target, const QByteArray &message, Cipher *cipher)
702 // Encrypted messages need special care. There's no clear relation between cleartext and encrypted message length,
703 // so we can't just compute the maxSplitPos. Instead, we need to loop through the splitpoints until the crypted
704 // version is short enough...
705 // TODO: check out how the various possible encryption methods behave length-wise and make
706 // this clean by predicting the length of the crypted msg.
707 // For example, blowfish-ebc seems to create 8-char chunks.
709 static const char *cmd = "PRIVMSG";
710 static const char *splitter = " .,-";
712 int maxSplitPos = message.count();
713 int splitPos = maxSplitPos;
715 QByteArray crypted = message.left(splitPos);
716 bool isEncrypted = false;
718 if (cipher && !message.isEmpty()) {
719 isEncrypted = cipher->encrypt(crypted);
722 int overrun = lastParamOverrun(cmd, QList<QByteArray>() << target << crypted);
724 // In case this is not an encrypted msg, we can just cut off at the end
726 maxSplitPos = message.count() - overrun;
729 for (const char *splitChar = splitter; *splitChar != 0; splitChar++) {
730 splitPos = qMax(splitPos, message.lastIndexOf(*splitChar, maxSplitPos) + 1); // keep split char on old line
732 if (splitPos <= 0 || splitPos > maxSplitPos)
733 splitPos = maxSplitPos;
735 maxSplitPos = splitPos - 1;
736 if (maxSplitPos <= 0) { // this should never happen, but who knows...
737 qWarning() << tr("[Error] Could not encrypt your message: %1").arg(message.data());
740 continue; // we never come back here for !encrypted!
743 // now we have found a valid splitpos (or didn't need to split to begin with)
744 putCmd(cmd, QList<QByteArray>() << target << crypted);
745 if (splitPos < message.count())
746 putPrivmsg(target, message.mid(splitPos), cipher);
753 // returns 0 if the message will not be chopped by the irc server or number of chopped bytes if message is too long
754 int CoreUserInputHandler::lastParamOverrun(const QString &cmd, const QList<QByteArray> ¶ms)
756 // the server will pass our message truncated to 512 bytes including CRLF with the following format:
757 // ":prefix COMMAND param0 param1 :lastparam"
758 // where prefix = "nickname!user@host"
759 // that means that the last message can be as long as:
760 // 512 - nicklen - userlen - hostlen - commandlen - sum(param[0]..param[n-1])) - 2 (for CRLF) - 4 (":!@" + 1space between prefix and command) - max(paramcount - 1, 0) (space for simple params) - 2 (space and colon for last param)
761 IrcUser *me = network()->me();
762 int maxLen = 480 - cmd.toAscii().count(); // educated guess in case we don't know us (yet?)
765 maxLen = 512 - serverEncode(me->nick()).count() - serverEncode(me->user()).count() - serverEncode(me->host()).count() - cmd.toAscii().count() - 6;
767 if (!params.isEmpty()) {
768 for (int i = 0; i < params.count() - 1; i++) {
769 maxLen -= (params[i].count() + 1);
771 maxLen -= 2; // " :" last param separator;
773 if (params.last().count() > maxLen) {
774 return params.last().count() - maxLen;
787 QByteArray CoreUserInputHandler::encrypt(const QString &target, const QByteArray &message_, bool *didEncrypt) const
792 if (message_.isEmpty())
795 if (!Cipher::neededFeaturesAvailable())
798 Cipher *cipher = network()->cipher(target);
802 QByteArray message = message_;
803 bool result = cipher->encrypt(message);
805 *didEncrypt = result;
813 void CoreUserInputHandler::timerEvent(QTimerEvent *event)
815 if (!_delayedCommands.contains(event->timerId())) {
816 QObject::timerEvent(event);
819 BufferInfo bufferInfo = _delayedCommands[event->timerId()].bufferInfo;
820 QString rawCommand = _delayedCommands[event->timerId()].command;
821 _delayedCommands.remove(event->timerId());
824 // the stored command might be the result of an alias expansion, so we need to split it up again
825 QStringList commands = rawCommand.split(QRegExp("; ?"));
826 foreach(QString command, commands) {
827 handleUserInput(bufferInfo, command);