/***************************************************************************
- * Copyright (C) 2005-09 by the Quassel Project *
+ * Copyright (C) 2005-10 by the Quassel Project *
* devel@quassel-irc.org *
* *
* This program is free software; you can redistribute it and/or modify *
#include <QDebug>
#include <QRegExp>
+#ifdef HAVE_QCA2
+#include "cipher.h"
+#endif
+
CoreUserInputHandler::CoreUserInputHandler(CoreNetwork *parent)
- : BasicHandler(parent)
+ : CoreBasicHandler(parent)
{
}
// ====================
void CoreUserInputHandler::handleAway(const BufferInfo &bufferInfo, const QString &msg) {
Q_UNUSED(bufferInfo)
+ if(msg.startsWith("-all")) {
+ if(msg.length() == 4) {
+ coreSession()->globalAway();
+ return;
+ }
+ Q_ASSERT(msg.length() > 4);
+ if(msg[4] == ' ') {
+ coreSession()->globalAway(msg.mid(5));
+ return;
+ }
+ }
+ issueAway(msg);
+}
+void CoreUserInputHandler::issueAway(const QString &msg, bool autoCheck) {
QString awayMsg = msg;
IrcUser *me = network()->me();
// if there is no message supplied we have to check if we are already away or not
- if(msg.isEmpty()) {
+ if(autoCheck && msg.isEmpty()) {
if(me && !me->isAway()) {
- awayMsg = network()->identityPtr()->awayReason();
+ Identity *identity = network()->identityPtr();
+ if(identity) {
+ awayMsg = identity->awayReason();
+ }
if(awayMsg.isEmpty()) {
awayMsg = tr("away");
}
if(ctcpTag.isEmpty())
return;
- QString message = "";
- QString verboseMessage = tr("sending CTCP-%1 request").arg(ctcpTag);
+ QString message = msg.section(' ', 2);
+ QString verboseMessage = tr("sending CTCP-%1 request to %2").arg(ctcpTag).arg(nick);
if(ctcpTag == "PING") {
uint now = QDateTime::currentDateTime().toTime_t();
emit displayMsg(Message::Action, BufferInfo::StatusBuffer, "", verboseMessage, network()->myNick());
}
+void CoreUserInputHandler::handleDelkey(const BufferInfo &bufferInfo, const QString &msg) {
+ #ifdef HAVE_QCA2
+ if (!bufferInfo.isValid())
+ return;
+
+ QStringList parms = msg.split(' ', QString::SkipEmptyParts);
+
+ if(parms.isEmpty() && !bufferInfo.bufferName().isEmpty())
+ parms.prepend(bufferInfo.bufferName());
+
+ if(parms.isEmpty()) {
+ QString message = tr("[usage] /delkey <nick|channel> deletes the encryption key for nick or channel or just /delkey when in a channel or query.");
+
+ if(bufferInfo.bufferName().isEmpty())
+ emit displayMsg(Message::Info, BufferInfo::StatusBuffer, "", message);
+ else
+ emit displayMsg(Message::Info, bufferInfo.bufferName(), message);
+ return;
+ }
+
+ if(network()->bufferKey(parms[0]).isEmpty()) {
+ QString message = tr("No key has been set for %1.").arg(parms[0]);
+
+ if(bufferInfo.bufferName().isEmpty())
+ emit displayMsg(Message::Info, BufferInfo::StatusBuffer, "", message);
+ else
+ emit displayMsg(Message::Info, bufferInfo.bufferName(), message);
+ return;
+ }
+
+ network()->setBufferKey(parms[0], "");
+
+ if(network()->isChannelName(parms[0]) && network()->channels().contains(parms[0])) {
+ network()->ircChannel(parms[0])->setEncrypted(false);
+ }
+ else if(network()->nicks().contains(parms[0])) {
+ network()->ircUser(parms[0])->setEncrypted(false);
+ }
+
+ QString message = tr("The key for %1 has been deleted.").arg(parms[0]);
+
+ if(bufferInfo.bufferName().isEmpty())
+ emit displayMsg(Message::Info, BufferInfo::StatusBuffer, "", message);
+ else
+ emit displayMsg(Message::Info, bufferInfo.bufferName(), message);
+
+ #else
+ emit displayMsg(Message::Error, BufferInfo::StatusBuffer, "", tr("Error: Setting an encryption key requires Quassel to have been built "
+ "with support for the Qt Cryptographic Architecture (QCA) library. "
+ "Contact your distributor about a Quassel package with QCA "
+ "support, or rebuild Quassel with QCA present."));
+ #endif
+}
+
void CoreUserInputHandler::handleDeop(const BufferInfo &bufferInfo, const QString &msg) {
QStringList nicks = msg.split(' ', QString::SkipEmptyParts);
QString m = "-"; for(int i = 0; i < nicks.count(); i++) m += 'o';
QString sane_msg = msg;
sane_msg.replace(QRegExp(", +"), ",");
QStringList params = sane_msg.trimmed().split(" ");
+
QStringList chans = params[0].split(",", QString::SkipEmptyParts);
QStringList keys;
+ if(params.count() > 1)
+ keys = params[1].split(",");
+
int i;
for(i = 0; i < chans.count(); i++) {
if(!network()->isChannelName(chans[i]))
chans[i].prepend('#');
+
+ if(i < keys.count()) {
+ network()->addChannelKey(chans[i], keys[i]);
+ } else {
+ network()->removeChannelKey(chans[i]);
+ }
}
- params[0] = chans.join(",");
- if(params.count() > 1) keys = params[1].split(",");
- emit putCmd("JOIN", serverEncode(params)); // FIXME handle messages longer than 512 bytes!
+
+ static const char *cmd = "JOIN";
i = 0;
- for(; i < keys.count(); i++) {
- if(i >= chans.count()) break;
- network()->addChannelKey(chans[i], keys[i]);
- }
- for(; i < chans.count(); i++) {
- network()->removeChannelKey(chans[i]);
+ QStringList joinChans, joinKeys;
+ int slicesize = chans.count();
+ QList<QByteArray> encodedParams;
+
+ // go through all to-be-joined channels and (re)build the join list
+ while(i < chans.count()) {
+ joinChans.append(chans.at(i));
+ if(i < keys.count())
+ joinKeys.append(keys.at(i));
+
+ // if the channel list we built so far either contains all requested channels or exceeds
+ // the desired amount of channels in this slice, try to send what we have so far
+ if(++i == chans.count() || joinChans.count() >= slicesize) {
+ params.clear();
+ params.append(joinChans.join(","));
+ params.append(joinKeys.join(","));
+ encodedParams = serverEncode(params);
+ // check if it fits in one command
+ if(lastParamOverrun(cmd, encodedParams) == 0) {
+ emit putCmd(cmd, encodedParams);
+ } else if(slicesize > 1) {
+ // back to start of slice, try again with half the amount of channels
+ i -= slicesize;
+ slicesize /= 2;
+ }
+ joinChans.clear();
+ joinKeys.clear();
+ }
}
}
QStringList params = msg.split(' ', QString::SkipEmptyParts);
// 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
- if(!params.isEmpty() && !network()->isChannelName(params[0]) && !network()->isMyNick(params[0]))
- params.prepend(bufferInfo.bufferName());
+ if(!params.isEmpty()) {
+ if(!network()->isChannelName(params[0]) && !network()->isMyNick(params[0]))
+ params.prepend(bufferInfo.bufferName());
+ if(network()->isMyNick(params[0]) && params.count() == 2)
+ network()->updateIssuedModes(params[1]);
+ if(params[0] == "-reset" && params.count() == 1) {
+ // FIXME: give feedback to the user (I don't want to add new strings right now)
+ network()->resetPersistentModes();
+ return;
+ }
+ }
// TODO handle correct encoding for buffer modes (channelEncode())
emit putCmd("MODE", serverEncode(params));
return;
QByteArray target = serverEncode(msg.section(' ', 0, 0));
- putPrivmsg(target, userEncode(target, msg.section(' ', 1)));
+ putPrivmsg(target, userEncode(target, msg.section(' ', 1)), false);
}
void CoreUserInputHandler::handleNick(const BufferInfo &bufferInfo, const QString &msg) {
void CoreUserInputHandler::handleSay(const BufferInfo &bufferInfo, const QString &msg) {
if(bufferInfo.bufferName().isEmpty())
return; // server buffer
- putPrivmsg(serverEncode(bufferInfo.bufferName()), channelEncode(bufferInfo.bufferName(), msg));
+ putPrivmsg(serverEncode(bufferInfo.bufferName()), channelEncode(bufferInfo.bufferName(), msg), false);
emit displayMsg(Message::Plain, bufferInfo.type(), bufferInfo.bufferName(), msg, network()->myNick(), Message::Self);
}
+void CoreUserInputHandler::handleSetkey(const BufferInfo &bufferInfo, const QString &msg) {
+ #ifdef HAVE_QCA2
+ if(!bufferInfo.isValid())
+ return;
+
+ QStringList parms = msg.split(' ', QString::SkipEmptyParts);
+
+ if(parms.count() == 1 && !bufferInfo.bufferName().isEmpty())
+ parms.prepend(bufferInfo.bufferName());
+ else if(parms.count() != 2) {
+ QString message =tr("[usage] /setkey <nick|channel> <key> sets the encryption key for nick or channel. /setkey <key> when in a channel or query buffer sets the key for it.");
+
+ if(bufferInfo.bufferName().isEmpty())
+ emit displayMsg(Message::Info, BufferInfo::StatusBuffer, "", message);
+ else
+ emit displayMsg(Message::Info, bufferInfo.bufferName(), message);
+ return;
+ }
+ network()->setBufferKey(parms[0], parms[1].toLocal8Bit());
+
+ if(network()->isChannelName(parms[0]) && network()->channels().contains(parms[0]))
+ network()->ircChannel(parms[0])->setEncrypted(true);
+ else if(network()->nicks().contains(parms[0]))
+ network()->ircUser(parms[0])->setEncrypted(true);
+
+ QString message = tr("The key for %1 has been set.").arg(parms[0]);
+ if (bufferInfo.bufferName().isEmpty())
+ emit displayMsg(Message::Info, BufferInfo::StatusBuffer, "", message);
+ else
+ emit displayMsg(Message::Info, bufferInfo.bufferName(), message);
+ #else
+ emit displayMsg(Message::Error, BufferInfo::StatusBuffer, "", tr("Error: Setting an encryption key requires Quassel to have been built "
+ "with support for the Qt Cryptographic Architecture (QCA) library. "
+ "Contact your distributor about a Quassel package with QCA "
+ "support, or rebuild Quassel with QCA present."));
+ #endif
+}
+
void CoreUserInputHandler::handleTopic(const BufferInfo &bufferInfo, const QString &msg) {
if(bufferInfo.bufferName().isEmpty()) return;
QList<QByteArray> params;
params << serverEncode(bufferInfo.bufferName());
- if(!msg.isEmpty())
+ if(!msg.isEmpty()) {
+ #ifdef HAVE_QCA2
+ const QByteArray bufferName = bufferInfo.bufferName().toAscii();
+ QByteArray message = channelEncode(bufferInfo.bufferName(), msg);
+ params << encrypt(bufferName, message);
+ #else
params << channelEncode(bufferInfo.bufferName(), msg);
+ #endif
+ }
+
emit putCmd("TOPIC", params);
}
void CoreUserInputHandler::defaultHandler(QString cmd, const BufferInfo &bufferInfo, const QString &msg) {
Q_UNUSED(bufferInfo);
- emit putCmd(serverEncode(cmd.toUpper()), serverEncode(msg));
+ emit putCmd(serverEncode(cmd.toUpper()), serverEncode(msg.split(" ")));
}
-void CoreUserInputHandler::putPrivmsg(const QByteArray &target, const QByteArray &message) {
+void CoreUserInputHandler::putPrivmsg(const QByteArray &target, const QByteArray &message, bool encrypted) {
+
+ QByteArray temp = message;
+
+ #ifdef HAVE_QCA2
+ if(!encrypted) {
+ temp = encrypt(target, temp);
+ encrypted = true;
+ }
+ #endif
+
static const char *cmd = "PRIVMSG";
- int overrun = lastParamOverrun(cmd, QList<QByteArray>() << target << message);
+ int overrun = lastParamOverrun(cmd, QList<QByteArray>() << target << temp);
if(overrun) {
static const char *splitter = " .,-";
- int maxSplitPos = message.count() - overrun;
+ int maxSplitPos = temp.count() - overrun;
int splitPos = -1;
for(const char *splitChar = splitter; *splitChar != 0; splitChar++) {
- splitPos = qMax(splitPos, message.lastIndexOf(*splitChar, maxSplitPos));
+ splitPos = qMax(splitPos, temp.lastIndexOf(*splitChar, maxSplitPos));
}
if(splitPos <= 0) {
splitPos = maxSplitPos;
}
- putCmd(cmd, QList<QByteArray>() << target << message.left(splitPos));
- putPrivmsg(target, message.mid(splitPos));
+ putCmd(cmd, QList<QByteArray>() << target << temp.left(splitPos));
+ putPrivmsg(target, temp.mid(splitPos), encrypted);
return;
} else {
- putCmd(cmd, QList<QByteArray>() << target << message);
+ putCmd(cmd, QList<QByteArray>() << target << temp);
}
}
// returns 0 if the message will not be chopped by the irc server or number of chopped bytes if message is too long
int CoreUserInputHandler::lastParamOverrun(const QString &cmd, const QList<QByteArray> ¶ms) {
- // the server will pass our message trunkated to 512 bytes including CRLF with the following format:
+ // the server will pass our message truncated to 512 bytes including CRLF with the following format:
// ":prefix COMMAND param0 param1 :lastparam"
// where prefix = "nickname!user@host"
// that means that the last message can be as long as:
}
}
+#ifdef HAVE_QCA2
+QByteArray CoreUserInputHandler::encrypt(const QByteArray &target, QByteArray &message) {
+ if(target.isEmpty())
+ return message;
+
+ if(message.isEmpty())
+ return message;
+
+ QByteArray key = network()->bufferKey(target);
+ if(key.isEmpty())
+ return message;
+
+ IrcChannel *channel = network()->ircChannel(target);
+ IrcUser *user = network()->ircUser(target);
+
+ if(channel && channel->cipher()->setKey(key))
+ channel->cipher()->encrypt(message);
+ else if(user && user->cipher()->setKey(key))
+ user->cipher()->encrypt(message);
+
+ return message;
+}
+#endif
+
void CoreUserInputHandler::timerEvent(QTimerEvent *event) {
if(!_delayedCommands.contains(event->timerId())) {
QObject::timerEvent(event);
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