# include "keyevent.h"
#endif
+// IRCv3 capabilities
+#include "irccap.h"
+
CoreSessionEventProcessor::CoreSessionEventProcessor(CoreSession *session)
: BasicHandler("handleCtcp", session),
_coreSession(session)
switch (e->number()) {
// SASL authentication replies
// See: http://ircv3.net/specs/extensions/sasl-3.1.html
+
+ //case 900: // RPL_LOGGEDIN
+ //case 901: // RPL_LOGGEDOUT
+ // Don't use 900 or 901 for updating the local hostmask. Unreal 3.2 gives it as the IP address
+ // even when cloaked.
+ // Every other reply should result in moving on
// TODO Handle errors to stop connection if appropriate
+ case 902: // ERR_NICKLOCKED
case 903: // RPL_SASLSUCCESS
case 904: // ERR_SASLFAIL
case 905: // ERR_SASLTOOLONG
case 906: // ERR_SASLABORTED
case 907: // ERR_SASLALREADY
// Move on to the next capability
- sendNextCap(e->network());
+ coreNetwork(e)->sendNextCap();
break;
default:
#endif
}
-void CoreSessionEventProcessor::sendNextCap(Network *net)
-{
- CoreNetwork *coreNet = qobject_cast<CoreNetwork *>(net);
- if (coreNet->capNegotiationInProgress()) {
- // Request the next capability and remove it from the list
- // Handle one at a time so one capability failing won't NAK all of 'em
- coreNet->putRawLine(coreNet->serverEncode(QString("CAP REQ :%1").arg(coreNet->takeQueuedCap())));
- } else {
- // If SASL requested but not available, print a warning
- if (coreNet->networkInfo().useSasl && !coreNet->useCapSASL())
- emit newEvent(new MessageEvent(Message::Error, net, tr("SASL authentication not supported by server, continuing without"), QString(), QString(), Message::None, QDateTime::currentDateTimeUtc()));
-
- // No pending desired capabilities, end negotiation
- coreNet->putRawLine(coreNet->serverEncode(QString("CAP END")));
- emit newEvent(new MessageEvent(Message::Server, net, tr("Capability negotiation finished"), QString(), QString(), Message::None, QDateTime::currentDateTimeUtc()));
- }
-}
-
void CoreSessionEventProcessor::processIrcEventCap(IrcEvent *e)
{
// Handle capability negotiation
// And: http://ircv3.net/specs/core/capability-negotiation-3.1.html
if (e->params().count() >= 3) {
CoreNetwork *coreNet = coreNetwork(e);
- if (e->params().at(1).compare("LS", Qt::CaseInsensitive) == 0) {
+ QString capCommand = e->params().at(1).trimmed().toUpper();
+ if (capCommand == "LS" || capCommand == "NEW") {
+ // Either we've gotten a list of capabilities, or new capabilities we may want
// Server: CAP * LS * :multi-prefix extended-join account-notify batch invite-notify tls
// Server: CAP * LS * :cap-notify server-time example.org/dummy-cap=dummyvalue example.org/second-dummy-cap
// Server: CAP * LS :userhost-in-names sasl=EXTERNAL,DH-AES,DH-BLOWFISH,ECDSA-NIST256P-CHALLENGE,PLAIN
capListFinished = true;
availableCaps = e->params().at(2).split(' ');
}
- // We know what capabilities are available, request what we want.
+ // Store what capabilities are available
QStringList availableCapPair;
- bool queueCurrentCap;
for (int i = 0; i < availableCaps.count(); ++i) {
// Capability may include values, e.g. CAP * LS :multi-prefix sasl=EXTERNAL
availableCapPair = availableCaps[i].trimmed().split('=');
- queueCurrentCap = false;
- if (availableCapPair.at(0).startsWith("sasl")) {
- // Only request SASL if it's enabled
- if (coreNet->networkInfo().useSasl)
- queueCurrentCap = true;
- } else if (availableCapPair.at(0).startsWith("away-notify") ||
- availableCapPair.at(0).startsWith("account-notify") ||
- availableCapPair.at(0).startsWith("extended-join") ||
- availableCapPair.at(0).startsWith("userhost-in-names") ||
- availableCapPair.at(0).startsWith("multi-prefix")) {
- // Always request these capabilities if available
- queueCurrentCap = true;
- }
- if (queueCurrentCap) {
- if(availableCapPair.count() >= 2)
- coreNet->queuePendingCap(availableCapPair.at(0).trimmed(), availableCapPair.at(1).trimmed());
- else
- coreNet->queuePendingCap(availableCapPair.at(0).trimmed());
+ if(availableCapPair.count() >= 2) {
+ coreNet->addCap(availableCapPair.at(0).trimmed().toLower(), availableCapPair.at(1).trimmed());
+ } else {
+ coreNet->addCap(availableCapPair.at(0).trimmed().toLower());
}
}
+
// Begin capability requests when capability listing complete
- if (capListFinished) {
- emit newEvent(new MessageEvent(Message::Server, e->network(), tr("Negotiating capabilities..."), QString(), QString(), Message::None, e->timestamp()));
- sendNextCap(coreNet);
- }
- } else if (e->params().at(1).compare("ACK", Qt::CaseInsensitive) == 0) {
+ if (capListFinished)
+ coreNet->beginCapNegotiation();
+ } else if (capCommand == "ACK") {
// Server: CAP * ACK :multi-prefix sasl
- // Got the capability we want, enable, handle as needed.
+ // Got the capability we want, handle as needed.
// As only one capability is requested at a time, no need to split
- // Lower-case the list to make later comparisons easier
- // Capability may include values, e.g. CAP * LS :multi-prefix sasl=EXTERNAL
- QStringList acceptedCap = e->params().at(2).trimmed().split('=');
+ QString acceptedCap = e->params().at(2).trimmed().toLower();
// Mark this cap as accepted
- if(acceptedCap.count() >= 2)
- coreNet->addCap(acceptedCap.at(0), acceptedCap.at(1));
- else
- coreNet->addCap(acceptedCap.at(0));
-
- // Handle special cases
- if (acceptedCap.at(0).startsWith("sasl")) {
- // Freenode (at least) sends "sasl " with a trailing space for some reason!
- // if the current identity has a cert set, use SASL EXTERNAL
- // FIXME use event
- // TODO If value of sasl capability is not empty, limit to accepted
-#ifdef HAVE_SSL
- if (!coreNet->identityPtr()->sslCert().isNull()) {
- coreNet->putRawLine(coreNet->serverEncode("AUTHENTICATE EXTERNAL"));
- } else {
-#endif
- // Only working with PLAIN atm, blowfish later
- coreNet->putRawLine(coreNet->serverEncode("AUTHENTICATE PLAIN"));
-#ifdef HAVE_SSL
- }
-#endif
- } else {
- // Special handling not needed, move on to next cap
- sendNextCap(coreNet);
+ coreNet->acknowledgeCap(acceptedCap);
+
+ if (!coreNet->capsRequiringConfiguration.contains(acceptedCap)) {
+ // Some capabilities (e.g. SASL) require further messages to finish. If so, do NOT
+ // send the next capability; it will be handled elsewhere in CoreNetwork.
+ // Otherwise, move on to the next capability
+ coreNet->sendNextCap();
+ }
+ } else if (capCommand == "NAK" || capCommand == "DEL") {
+ // Either something went wrong with this capability, or it is no longer supported
+ // > For CAP NAK
+ // Server: CAP * NAK :multi-prefix sasl
+ // > For CAP DEL
+ // Server: :irc.example.com CAP modernclient DEL :multi-prefix sasl
+ // CAP NAK and CAP DEL replies are always single-line
+
+ QStringList removedCaps;
+ removedCaps = e->params().at(2).split(' ');
+
+ // Store what capability was denied or removed
+ QString removedCap;
+ for (int i = 0; i < removedCaps.count(); ++i) {
+ removedCap = removedCaps[i].trimmed().toLower();
+ // Mark this cap as removed
+ coreNet->removeCap(removedCap);
+ }
+
+ if (capCommand == "NAK") {
+ // Continue negotiation when capability listing complete only if this is the result
+ // of a denied cap, not a removed cap
+ coreNet->sendNextCap();
}
- } else if (e->params().at(1).compare("NAK", Qt::CaseInsensitive) == 0) {
- // Something went wrong with this capability, disable, go to next cap
- // As only one capability is requested at a time, no need to split
- // Lower-case the list to make later comparisons easier
- QString deniedCap = e->params().at(2).trimmed();
- coreNet->removeCap(deniedCap);
- sendNextCap(coreNet);
}
}
}
IrcUser *ircuser = e->network()->updateNickFromMask(e->prefix());
if (ircuser) {
- // FIXME Keep track of authed user account, requires adding support to ircuser.h/cpp
- /*
- if (e->params().at(0) != "*") {
- // Account logged in
- qDebug() << "account-notify:" << ircuser->nick() << "logged in to" << e->params().at(0);
+ QString newAccount = e->params().at(0);
+ // WHOX uses '0' to indicate logged-out, account-notify uses '*'
+ if (newAccount != "*") {
+ // Account logged in, set account name
+ ircuser->setAccount(newAccount);
} else {
- // Account logged out
- qDebug() << "account-notify:" << ircuser->nick() << "logged out";
+ // Account logged out, set account name to logged-out
+ ircuser->setAccount("*");
}
- */
} else {
qDebug() << "Received account-notify data for unknown user" << e->prefix();
}
}
}
+/* IRCv3 chghost - ":nick!user@host CHGHOST newuser new.host.goes.here" */
+void CoreSessionEventProcessor::processIrcEventChghost(IrcEvent *e)
+{
+ if (!checkParamCount(e, 2))
+ return;
+
+ IrcUser *ircuser = e->network()->updateNickFromMask(e->prefix());
+ if (ircuser) {
+ // Update with new user/hostname information. setUser/setHost handles checking what
+ // actually changed.
+ ircuser->setUser(e->params().at(0));
+ ircuser->setHost(e->params().at(1));
+ } else {
+ qDebug() << "Received chghost data for unknown user" << e->prefix();
+ }
+}
+
void CoreSessionEventProcessor::processIrcEventInvite(IrcEvent *e)
{
if (checkParamCount(e, 2)) {
QString channel = e->params()[0];
IrcUser *ircuser = net->updateNickFromMask(e->prefix());
- if (net->useCapExtendedJoin()) {
+ if (net->capEnabled(IrcCap::EXTENDED_JOIN)) {
if (!checkParamCount(e, 3))
return;
// If logged in, :nick!user@host JOIN #channelname accountname :Real Name
// If using away-notify, check new users. Works around buggy IRC servers
// forgetting to send :away messages for users who join channels when away.
- if (coreNetwork(e)->useCapAwayNotify()) {
- coreNetwork(e)->queueAutoWhoOneshot(ircuser->nick());
+ if (net->capEnabled(IrcCap::AWAY_NOTIFY)) {
+ net->queueAutoWhoOneshot(ircuser->nick());
}
if (!handledByNetsplit)
{
QString param = e->params().count() ? e->params().first() : QString();
// FIXME use events
- coreNetwork(e)->putRawLine("PONG " + coreNetwork(e)->serverEncode(param));
+ // Take priority so this won't get stuck behind other queued messages.
+ coreNetwork(e)->putRawLine("PONG " + coreNetwork(e)->serverEncode(param), true);
}
}
+/* RPL_WHOISACCOUNT: "<nick> <account> :is authed as */
+void CoreSessionEventProcessor::processIrcEvent330(IrcEvent *e)
+{
+ if (!checkParamCount(e, 3))
+ return;
+
+ IrcUser *ircuser = e->network()->ircUser(e->params().at(0));
+ if (ircuser) {
+ ircuser->setAccount(e->params().at(1));
+ }
+}
+
+
/* RPL_NOTOPIC */
void CoreSessionEventProcessor::processIrcEvent331(IrcEvent *e)
{
QString channel = e->params()[0];
IrcUser *ircuser = e->network()->ircUser(e->params()[4]);
if (ircuser) {
- ircuser->setUser(e->params()[1]);
- ircuser->setHost(e->params()[2]);
-
- bool away = e->params()[5].contains("G", Qt::CaseInsensitive);
- ircuser->setAway(away);
- ircuser->setServer(e->params()[3]);
- ircuser->setRealName(e->params().last().section(" ", 1));
-
- if (coreNetwork(e)->useCapMultiPrefix()) {
- // If multi-prefix is enabled, all modes will be sent in WHO replies.
- // :kenny.chatspike.net 352 guest #test grawity broken.symlink *.chatspike.net grawity H@%+ :0 Mantas M.
- // See: http://ircv3.net/specs/extensions/multi-prefix-3.1.html
- QString uncheckedModes = e->params()[5];
- QString validModes = QString();
- while (!uncheckedModes.isEmpty()) {
- // Mode found in 1 left-most character, add it to the list
- if (e->network()->prefixes().contains(uncheckedModes[0])) {
- validModes.append(e->network()->prefixToMode(uncheckedModes[0]));
- }
- // Remove this mode from the list of unchecked modes
- uncheckedModes = uncheckedModes.remove(0, 1);
- }
-
- // Some IRC servers decide to not follow the spec, returning only -some- of the user
- // modes in WHO despite listing them all in NAMES. For now, assume it can only add
- // and not take away. *sigh*
- if (!validModes.isEmpty()) {
- if (channel != "*") {
- // Channel-specific modes received, apply to given channel only
- IrcChannel *ircChan = e->network()->ircChannel(channel);
- if (ircChan) {
- // Do one mode at a time
- // TODO Better way of syncing this without breaking protocol?
- for (int i = 0; i < validModes.count(); ++i) {
- ircChan->addUserMode(ircuser, validModes.at(i));
- }
- }
- } else {
- // Modes apply to the user everywhere
- ircuser->addUserModes(validModes);
- }
- }
- }
+ processWhoInformation(e->network(), channel, ircuser, e->params()[3], e->params()[1],
+ e->params()[2], e->params()[5], e->params().last().section(" ", 1));
}
// Check if channel name has a who in progress.
QStringList modes;
// Cache result of multi-prefix to avoid unneeded casts and lookups with each iteration.
- bool _useCapMultiPrefix = coreNetwork(e)->useCapMultiPrefix();
+ bool _useCapMultiPrefix = coreNetwork(e)->capEnabled(IrcCap::MULTI_PREFIX);
foreach(QString nick, e->params()[2].split(' ', QString::SkipEmptyParts)) {
QString mode;
}
+/* RPL_WHOSPCRPL: "<yournick> 152 #<channel> ~<ident> <host> <servname> <nick>
+ ("H"/ "G") <account> :<realname>"
+<channel> is * if not specific to any channel
+<account> is * if not logged in
+Follows HexChat's usage of 'whox'
+See https://github.com/hexchat/hexchat/blob/c874a9525c9b66f1d5ddcf6c4107d046eba7e2c5/src/common/proto-irc.c#L750
+And http://faerion.sourceforge.net/doc/irc/whox.var*/
+void CoreSessionEventProcessor::processIrcEvent354(IrcEvent *e)
+{
+ // First only check if at least one parameter exists. Otherwise, it'll stop the result from
+ // being shown if the user chooses different parameters.
+ if (!checkParamCount(e, 1))
+ return;
+
+ if (e->params()[0].toUInt() != IrcCap::ACCOUNT_NOTIFY_WHOX_NUM) {
+ // Ignore WHOX replies without expected number for we have no idea what fields are specified
+ return;
+ }
+
+ // Now we're fairly certain this is supposed to be an automated WHOX. Bail out if it doesn't
+ // match what we require - 9 parameters.
+ if (!checkParamCount(e, 9))
+ return;
+
+ QString channel = e->params()[1];
+ IrcUser *ircuser = e->network()->ircUser(e->params()[5]);
+ if (ircuser) {
+ processWhoInformation(e->network(), channel, ircuser, e->params()[4], e->params()[2],
+ e->params()[3], e->params()[6], e->params().last());
+ // Don't use .section(" ", 1) with WHOX replies, for there's no hopcount to trim out
+
+ // As part of IRCv3 account-notify, check account name
+ // WHOX uses '0' to indicate logged-out, account-notify uses '*'
+ QString newAccount = e->params()[7];
+ if (newAccount != "0") {
+ // Account logged in, set account name
+ ircuser->setAccount(newAccount);
+ } else {
+ // Account logged out, set account name to logged-out
+ ircuser->setAccount("*");
+ }
+ }
+
+ // Check if channel name has a who in progress.
+ // If not, then check if user nick exists and has a who in progress.
+ if (coreNetwork(e)->isAutoWhoInProgress(channel) ||
+ (ircuser && coreNetwork(e)->isAutoWhoInProgress(ircuser->nick()))) {
+ e->setFlag(EventManager::Silent);
+ }
+}
+
+
+void CoreSessionEventProcessor::processWhoInformation (Network *net, const QString &targetChannel, IrcUser *ircUser,
+ const QString &server, const QString &user, const QString &host,
+ const QString &awayStateAndModes, const QString &realname)
+{
+ ircUser->setUser(user);
+ ircUser->setHost(host);
+ ircUser->setServer(server);
+ ircUser->setRealName(realname);
+
+ bool away = awayStateAndModes.contains("G", Qt::CaseInsensitive);
+ ircUser->setAway(away);
+
+ if (net->capEnabled(IrcCap::MULTI_PREFIX)) {
+ // If multi-prefix is enabled, all modes will be sent in WHO replies.
+ // :kenny.chatspike.net 352 guest #test grawity broken.symlink *.chatspike.net grawity H@%+ :0 Mantas M.
+ // See: http://ircv3.net/specs/extensions/multi-prefix-3.1.html
+ QString uncheckedModes = awayStateAndModes;
+ QString validModes = QString();
+ while (!uncheckedModes.isEmpty()) {
+ // Mode found in 1 left-most character, add it to the list
+ if (net->prefixes().contains(uncheckedModes[0])) {
+ validModes.append(net->prefixToMode(uncheckedModes[0]));
+ }
+ // Remove this mode from the list of unchecked modes
+ uncheckedModes = uncheckedModes.remove(0, 1);
+ }
+
+ // Some IRC servers decide to not follow the spec, returning only -some- of the user
+ // modes in WHO despite listing them all in NAMES. For now, assume it can only add
+ // and not take away. *sigh*
+ if (!validModes.isEmpty()) {
+ if (targetChannel != "*") {
+ // Channel-specific modes received, apply to given channel only
+ IrcChannel *ircChan = net->ircChannel(targetChannel);
+ if (ircChan) {
+ // Do one mode at a time
+ // TODO Better way of syncing this without breaking protocol?
+ for (int i = 0; i < validModes.count(); ++i) {
+ ircChan->addUserMode(ircUser, validModes.at(i));
+ }
+ }
+ } else {
+ // Modes apply to the user everywhere
+ ircUser->addUserModes(validModes);
+ }
+ }
+ }
+}
+
+
+/* ERR_NOSUCHCHANNEL - "<channel name> :No such channel" */
+void CoreSessionEventProcessor::processIrcEvent403(IrcEventNumeric *e)
+{
+ // If this is the result of an AutoWho, hide it. It's confusing to show to the user.
+ if (!checkParamCount(e, 2))
+ return;
+
+ QString channelOrNick = e->params()[0];
+ // Check if channel name has a who in progress.
+ // If not, then check if user nick exists and has a who in progress.
+ if (coreNetwork(e)->isAutoWhoInProgress(channelOrNick)) {
+ qDebug() << "Channel/nick" << channelOrNick << "no longer exists during AutoWho, ignoring";
+ e->setFlag(EventManager::Silent);
+ }
+}
+
/* ERR_ERRONEUSNICKNAME */
void CoreSessionEventProcessor::processIrcEvent432(IrcEventNumeric *e)
{
void CoreSessionEventProcessor::handleCtcpVersion(CtcpEvent *e)
{
e->setReply(QString("Quassel IRC %1 (built on %2) -- http://www.quassel-irc.org")
- .arg(Quassel::buildInfo().plainVersionString).arg(Quassel::buildInfo().buildDate));
+ .arg(Quassel::buildInfo().plainVersionString).arg(Quassel::buildInfo().commitDate));
}