X-Git-Url: https://git.quassel-irc.org/?p=quassel.git;a=blobdiff_plain;f=src%2Fcore%2Fcoresessioneventprocessor.cpp;h=7d5d24445e5ff23f8236363680622b10278698c4;hp=2147071e55a6ce955984c16be93797dd78fcca65;hb=712781ef33198acb7267e02ee6f8f9bfc8598d5a;hpb=d60c5028b49a95d3c27c35b2ea1d74cdd7bb0e46

diff --git a/src/core/coresessioneventprocessor.cpp b/src/core/coresessioneventprocessor.cpp
index 2147071e..7d5d2444 100644
--- a/src/core/coresessioneventprocessor.cpp
+++ b/src/core/coresessioneventprocessor.cpp
@@ -20,15 +20,19 @@
 
 #include "coresessioneventprocessor.h"
 
+#include "coreirclisthelper.h"
 #include "corenetwork.h"
 #include "coresession.h"
 #include "ircevent.h"
+#include "ircuser.h"
+#include "messageevent.h"
+#include "netsplit.h"
 
 CoreSessionEventProcessor::CoreSessionEventProcessor(CoreSession *session)
   : QObject(session),
   _coreSession(session)
 {
-
+  connect(coreSession(), SIGNAL(networkDisconnected(NetworkId)), this, SLOT(destroyNetsplits(NetworkId)));
 }
 
 bool CoreSessionEventProcessor::checkParamCount(IrcEvent *e, int minParams) {
@@ -45,6 +49,28 @@ bool CoreSessionEventProcessor::checkParamCount(IrcEvent *e, int minParams) {
   return true;
 }
 
+void CoreSessionEventProcessor::tryNextNick(NetworkEvent *e, const QString &errnick, bool erroneus) {
+  QStringList desiredNicks = coreSession()->identity(e->network()->identity())->nicks();
+  int nextNickIdx = desiredNicks.indexOf(errnick) + 1;
+  QString nextNick;
+  if(nextNickIdx > 0 && desiredNicks.size() > nextNickIdx) {
+    nextNick = desiredNicks[nextNickIdx];
+  } else {
+    if(erroneus) {
+      // FIXME Make this an ErrorEvent or something like that, so it's translated in the client
+      MessageEvent *msgEvent = new MessageEvent(Message::Error, e->network(),
+                                                tr("No free and valid nicks in nicklist found. use: /nick <othernick> to continue"),
+                                                QString(), QString(), Message::None, e->timestamp());
+      coreSession()->eventManager()->sendEvent(msgEvent);
+      return;
+    } else {
+      nextNick = errnick + "_";
+    }
+  }
+  // FIXME Use a proper output event for this
+  coreNetwork(e)->putRawLine("NICK " + coreNetwork(e)->encodeServerString(nextNick));
+}
+
 void CoreSessionEventProcessor::processIrcEventNumeric(IrcEventNumeric *e) {
   switch(e->number()) {
 
@@ -58,13 +84,76 @@ void CoreSessionEventProcessor::processIrcEventNumeric(IrcEventNumeric *e) {
   }
 }
 
+void CoreSessionEventProcessor::processIrcEventAuthenticate(IrcEvent *e) {
+  if(!checkParamCount(e, 1))
+    return;
+
+  if(e->params().at(0) != "+") {
+    qWarning() << "Invalid AUTHENTICATE" << e;
+    return;
+  }
+
+  CoreNetwork *net = coreNetwork(e);
+
+  QString construct = net->saslAccount();
+  construct.append(QChar(QChar::Null));
+  construct.append(net->saslAccount());
+  construct.append(QChar(QChar::Null));
+  construct.append(net->saslPassword());
+  QByteArray saslData = QByteArray(construct.toAscii().toBase64());
+  saslData.prepend("AUTHENTICATE ");
+  net->putRawLine(saslData);
+}
+
+void CoreSessionEventProcessor::processIrcEventCap(IrcEvent *e) {
+  // for SASL, there will only be a single param of 'sasl', however you can check here for
+  // additional CAP messages (ls, multi-prefix, et cetera).
+
+  if(e->params().count() == 3) {
+    if(e->params().at(2) == "sasl") {
+      // FIXME use event
+      coreNetwork(e)->putRawLine(coreNetwork(e)->serverEncode("AUTHENTICATE PLAIN")); // Only working with PLAIN atm, blowfish later
+    }
+  }
+}
+
 void CoreSessionEventProcessor::processIrcEventInvite(IrcEvent *e) {
   if(checkParamCount(e, 2)) {
     e->network()->updateNickFromMask(e->prefix());
   }
 }
 
-void CoreSessionEventProcessor::processIrcEventKick(IrcEvent *e) {
+void CoreSessionEventProcessor::processIrcEventJoin(IrcEvent *e) {
+  if(e->testFlag(EventManager::Fake)) // generated by handleEarlyNetsplitJoin
+    return;
+
+  if(!checkParamCount(e, 1))
+    return;
+
+  CoreNetwork *net = coreNetwork(e);
+  QString channel = e->params()[0];
+  IrcUser *ircuser = net->updateNickFromMask(e->prefix());
+
+  bool handledByNetsplit = false;
+  foreach(Netsplit* n, _netsplits.value(e->network())) {
+    handledByNetsplit = n->userJoined(e->prefix(), channel);
+    if(handledByNetsplit)
+      break;
+  }
+
+  if(!handledByNetsplit)
+    ircuser->joinChannel(channel);
+  else
+    e->setFlag(EventManager::Netsplit);
+
+  if(net->isMe(ircuser)) {
+    net->setChannelJoined(channel);
+     // FIXME use event
+    net->putRawLine(net->serverEncode("MODE " + channel)); // we want to know the modes of the channel we just joined, so we ask politely
+  }
+}
+
+void CoreSessionEventProcessor::lateProcessIrcEventKick(IrcEvent *e) {
   if(checkParamCount(e, 2)) {
     e->network()->updateNickFromMask(e->prefix());
     IrcUser *victim = e->network()->ircUser(e->params().at(1));
@@ -75,7 +164,113 @@ void CoreSessionEventProcessor::processIrcEventKick(IrcEvent *e) {
   }
 }
 
-void CoreSessionEventProcessor::processIrcEventNick(IrcEvent *e) {
+void CoreSessionEventProcessor::processIrcEventMode(IrcEvent *e) {
+  if(!checkParamCount(e, 2))
+    return;
+
+  if(e->network()->isChannelName(e->params().first())) {
+    // Channel Modes
+
+    IrcChannel *channel = e->network()->ircChannel(e->params()[0]);
+    if(!channel) {
+      // we received mode information for a channel we're not in. that means probably we've just been kicked out or something like that
+      // anyways: we don't have a place to store the data --> discard the info.
+      return;
+    }
+
+    QString modes = e->params()[1];
+    bool add = true;
+    int paramOffset = 2;
+    for(int c = 0; c < modes.length(); c++) {
+      if(modes[c] == '+') {
+        add = true;
+        continue;
+      }
+      if(modes[c] == '-') {
+        add = false;
+        continue;
+      }
+
+      if(e->network()->prefixModes().contains(modes[c])) {
+        // user channel modes (op, voice, etc...)
+        if(paramOffset < e->params().count()) {
+          IrcUser *ircUser = e->network()->ircUser(e->params()[paramOffset]);
+          if(!ircUser) {
+            qWarning() << Q_FUNC_INFO << "Unknown IrcUser:" << e->params()[paramOffset];
+          } else {
+            if(add) {
+              bool handledByNetsplit = false;
+              QHash<QString, Netsplit *> splits = _netsplits.value(e->network());
+              foreach(Netsplit* n, _netsplits.value(e->network())) {
+                handledByNetsplit = n->userAlreadyJoined(ircUser->hostmask(), channel->name());
+                if(handledByNetsplit) {
+                  n->addMode(ircUser->hostmask(), channel->name(), QString(modes[c]));
+                  break;
+                }
+              }
+              if(!handledByNetsplit)
+                channel->addUserMode(ircUser, QString(modes[c]));
+            }
+            else
+              channel->removeUserMode(ircUser, QString(modes[c]));
+          }
+        } else {
+          qWarning() << "Received MODE with too few parameters:" << e->params();
+        }
+        ++paramOffset;
+      } else {
+        // regular channel modes
+        QString value;
+        Network::ChannelModeType modeType = e->network()->channelModeType(modes[c]);
+        if(modeType == Network::A_CHANMODE || modeType == Network::B_CHANMODE || (modeType == Network::C_CHANMODE && add)) {
+          if(paramOffset < e->params().count()) {
+            value = e->params()[paramOffset];
+          } else {
+            qWarning() << "Received MODE with too few parameters:" << e->params();
+          }
+          ++paramOffset;
+        }
+
+        if(add)
+          channel->addChannelMode(modes[c], value);
+        else
+          channel->removeChannelMode(modes[c], value);
+      }
+    }
+
+  } else {
+    // pure User Modes
+    IrcUser *ircUser = e->network()->newIrcUser(e->params().first());
+    QString modeString(e->params()[1]);
+    QString addModes;
+    QString removeModes;
+    bool add = false;
+    for(int c = 0; c < modeString.count(); c++) {
+      if(modeString[c] == '+') {
+        add = true;
+        continue;
+      }
+      if(modeString[c] == '-') {
+        add = false;
+        continue;
+      }
+      if(add)
+        addModes += modeString[c];
+      else
+        removeModes += modeString[c];
+    }
+    if(!addModes.isEmpty())
+      ircUser->addUserModes(addModes);
+    if(!removeModes.isEmpty())
+      ircUser->removeUserModes(removeModes);
+
+    if(e->network()->isMe(ircUser)) {
+      coreNetwork(e)->updatePersistentModes(addModes, removeModes);
+    }
+  }
+}
+
+void CoreSessionEventProcessor::lateProcessIrcEventNick(IrcEvent *e) {
   if(checkParamCount(e, 1)) {
     IrcUser *ircuser = e->network()->updateNickFromMask(e->prefix());
     if(!ircuser) {
@@ -93,7 +288,7 @@ void CoreSessionEventProcessor::processIrcEventNick(IrcEvent *e) {
   }
 }
 
-void CoreSessionEventProcessor::processIrcEventPart(IrcEvent *e) {
+void CoreSessionEventProcessor::lateProcessIrcEventPart(IrcEvent *e) {
   if(checkParamCount(e, 1)) {
     IrcUser *ircuser = e->network()->updateNickFromMask(e->prefix());
     if(!ircuser) {
@@ -106,3 +301,506 @@ void CoreSessionEventProcessor::processIrcEventPart(IrcEvent *e) {
       qobject_cast<CoreNetwork *>(e->network())->setChannelParted(channel);
   }
 }
+
+void CoreSessionEventProcessor::processIrcEventPing(IrcEvent *e) {
+  QString param = e->params().count()? e->params().first() : QString();
+  // FIXME use events
+  coreNetwork(e)->putRawLine("PONG " + coreNetwork(e)->serverEncode(param));
+}
+
+void CoreSessionEventProcessor::processIrcEventPong(IrcEvent *e) {
+  // the server is supposed to send back what we passed as param. and we send a timestamp
+  // but using quote and whatnought one can send arbitrary pings, so we have to do some sanity checks
+  if(checkParamCount(e, 2)) {
+    QString timestamp = e->params().at(1);
+    QTime sendTime = QTime::fromString(timestamp, "hh:mm:ss.zzz");
+    if(sendTime.isValid())
+      e->network()->setLatency(sendTime.msecsTo(QTime::currentTime()) / 2);
+  }
+}
+
+void CoreSessionEventProcessor::processIrcEventQuit(IrcEvent *e) {
+  IrcUser *ircuser = e->network()->updateNickFromMask(e->prefix());
+  if(!ircuser)
+    return;
+
+  QString msg;
+  if(e->params().count() > 0)
+    msg = e->params()[0];
+
+  // check if netsplit
+  if(Netsplit::isNetsplit(msg)) {
+    Netsplit *n;
+    if(!_netsplits[e->network()].contains(msg)) {
+      n = new Netsplit(e->network(), this);
+      connect(n, SIGNAL(finished()), this, SLOT(handleNetsplitFinished()));
+      connect(n, SIGNAL(netsplitJoin(Network*,QString,QStringList,QStringList,QString)),
+              this, SLOT(handleNetsplitJoin(Network*,QString,QStringList,QStringList,QString)));
+      connect(n, SIGNAL(netsplitQuit(Network*,QString,QStringList,QString)),
+              this, SLOT(handleNetsplitQuit(Network*,QString,QStringList,QString)));
+      connect(n, SIGNAL(earlyJoin(Network*,QString,QStringList,QStringList)),
+              this, SLOT(handleEarlyNetsplitJoin(Network*,QString,QStringList,QStringList)));
+      _netsplits[e->network()].insert(msg, n);
+    }
+    else {
+      n = _netsplits[e->network()][msg];
+    }
+    // add this user to the netsplit
+    n->userQuit(e->prefix(), ircuser->channels(), msg);
+    e->setFlag(EventManager::Netsplit);
+  }
+  // normal quit is handled in lateProcessIrcEventQuit()
+}
+
+void CoreSessionEventProcessor::lateProcessIrcEventQuit(IrcEvent *e) {
+  if(e->testFlag(EventManager::Netsplit))
+    return;
+
+  IrcUser *ircuser = e->network()->updateNickFromMask(e->prefix());
+  if(!ircuser)
+    return;
+
+  ircuser->quit();
+}
+
+void CoreSessionEventProcessor::processIrcEventTopic(IrcEvent *e) {
+  if(checkParamCount(e, 2)) {
+    e->network()->updateNickFromMask(e->prefix());
+    IrcChannel *channel = e->network()->ircChannel(e->params().at(0));
+    if(channel)
+      channel->setTopic(e->params().at(1));
+  }
+}
+
+/* RPL_WELCOME */
+void CoreSessionEventProcessor::processIrcEvent001(IrcEvent *e) {
+  if(!checkParamCount(e, 1))
+    return;
+
+  QString myhostmask = e->params().at(0).section(' ', -1, -1);
+  e->network()->setCurrentServer(e->prefix());
+  e->network()->setMyNick(nickFromMask(myhostmask));
+}
+
+/* RPL_ISUPPORT */
+// TODO Complete 005 handling, also use sensible defaults for non-sent stuff
+void CoreSessionEventProcessor::processIrcEvent005(IrcEvent *e) {
+  if(!checkParamCount(e, 1))
+    return;
+
+  QString key, value;
+  for(int i = 0; i < e->params().count() - 1; i++) {
+    QString key = e->params()[i].section("=", 0, 0);
+    QString value = e->params()[i].section("=", 1);
+    e->network()->addSupport(key, value);
+  }
+
+  /* determine our prefixes here to get an accurate result */
+  e->network()->determinePrefixes();
+}
+
+/* RPL_UMODEIS - "<user_modes> [<user_mode_params>]" */
+void CoreSessionEventProcessor::processIrcEvent221(IrcEvent *) {
+  // TODO: save information in network object
+}
+
+/* RPL_STATSCONN - "Highest connection cout: 8000 (7999 clients)" */
+void CoreSessionEventProcessor::processIrcEvent250(IrcEvent *) {
+  // TODO: save information in network object
+}
+
+/* RPL_LOCALUSERS - "Current local user: 5024  Max: 7999 */
+void CoreSessionEventProcessor::processIrcEvent265(IrcEvent *) {
+  // TODO: save information in network object
+}
+
+/* RPL_GLOBALUSERS - "Current global users: 46093  Max: 47650" */
+void CoreSessionEventProcessor::processIrcEvent266(IrcEvent *) {
+  // TODO: save information in network object
+}
+
+/*
+WHOIS-Message:
+   Replies 311 - 313, 317 - 319 are all replies generated in response to a WHOIS message.
+  and 301 (RPL_AWAY)
+              "<nick> :<away message>"
+WHO-Message:
+   Replies 352 and 315 paired are used to answer a WHO message.
+
+WHOWAS-Message:
+   Replies 314 and 369 are responses to a WHOWAS message.
+
+*/
+
+/* RPL_AWAY - "<nick> :<away message>" */
+void CoreSessionEventProcessor::processIrcEvent301(IrcEvent *e) {
+  if(!checkParamCount(e, 2))
+    return;
+
+  IrcUser *ircuser = e->network()->ircUser(e->params().at(0));
+  if(ircuser) {
+    ircuser->setAway(true);
+    ircuser->setAwayMessage(e->params().at(1));
+    //ircuser->setLastAwayMessage(now);
+  }
+}
+
+/* RPL_UNAWAY - ":You are no longer marked as being away" */
+void CoreSessionEventProcessor::processIrcEvent305(IrcEvent *e) {
+  IrcUser *me = e->network()->me();
+  if(me)
+    me->setAway(false);
+
+  if(e->network()->autoAwayActive()) {
+    e->network()->setAutoAwayActive(false);
+    e->setFlag(EventManager::Silent);
+  }
+}
+
+/* RPL_NOWAWAY - ":You have been marked as being away" */
+void CoreSessionEventProcessor::processIrcEvent306(IrcEvent *e) {
+  IrcUser *me = e->network()->me();
+  if(me)
+    me->setAway(true);
+}
+
+/* RPL_WHOISSERVICE - "<user> is registered nick" */
+void CoreSessionEventProcessor::processIrcEvent307(IrcEvent *e) {
+  if(!checkParamCount(e, 1))
+    return;
+
+  IrcUser *ircuser = e->network()->ircUser(e->params().at(0));
+  if(ircuser)
+    ircuser->setWhoisServiceReply(e->params().join(" "));
+}
+
+/* RPL_SUSERHOST - "<user> is available for help." */
+void CoreSessionEventProcessor::processIrcEvent310(IrcEvent *e) {
+  if(!checkParamCount(e, 1))
+    return;
+
+  IrcUser *ircuser = e->network()->ircUser(e->params().at(0));
+  if(ircuser)
+    ircuser->setSuserHost(e->params().join(" "));
+}
+
+/*  RPL_WHOISUSER - "<nick> <user> <host> * :<real name>" */
+void CoreSessionEventProcessor::processIrcEvent311(IrcEvent *e) {
+  if(!checkParamCount(e, 3))
+    return;
+
+  IrcUser *ircuser = e->network()->ircUser(e->params().at(0));
+  if(ircuser) {
+    ircuser->setUser(e->params().at(1));
+    ircuser->setHost(e->params().at(2));
+    ircuser->setRealName(e->params().last());
+  }
+}
+
+/*  RPL_WHOISSERVER -  "<nick> <server> :<server info>" */
+void CoreSessionEventProcessor::processIrcEvent312(IrcEvent *e) {
+  if(!checkParamCount(e, 2))
+    return;
+
+  IrcUser *ircuser = e->network()->ircUser(e->params().at(0));
+  if(ircuser)
+    ircuser->setServer(e->params().at(1));
+}
+
+/*  RPL_WHOISOPERATOR - "<nick> :is an IRC operator" */
+void CoreSessionEventProcessor::processIrcEvent313(IrcEvent *e) {
+  if(!checkParamCount(e, 1))
+    return;
+
+  IrcUser *ircuser = e->network()->ircUser(e->params().at(0));
+  if(ircuser)
+    ircuser->setIrcOperator(e->params().last());
+}
+
+/*  RPL_ENDOFWHO: "<name> :End of WHO list" */
+void CoreSessionEventProcessor::processIrcEvent315(IrcEvent *e) {
+  if(!checkParamCount(e, 1))
+    return;
+
+  if(coreNetwork(e)->setAutoWhoDone(e->params()[0]))
+    e->setFlag(EventManager::Silent);
+}
+
+/*  RPL_WHOISIDLE - "<nick> <integer> :seconds idle"
+   (real life: "<nick> <integer> <integer> :seconds idle, signon time) */
+void CoreSessionEventProcessor::processIrcEvent317(IrcEvent *e) {
+  if(!checkParamCount(e, 2))
+    return;
+
+  QDateTime loginTime;
+
+  int idleSecs = e->params()[1].toInt();
+  if(e->params().count() > 3) { // if we have more then 3 params we have the above mentioned "real life" situation
+    int logintime = e->params()[2].toInt();
+    loginTime = QDateTime::fromTime_t(logintime);
+  }
+
+  IrcUser *ircuser = e->network()->ircUser(e->params()[0]);
+  if(ircuser) {
+    ircuser->setIdleTime(e->timestamp().addSecs(-idleSecs));
+    if(loginTime.isValid())
+      ircuser->setLoginTime(loginTime);
+  }
+}
+
+/* RPL_LIST -  "<channel> <# visible> :<topic>" */
+void CoreSessionEventProcessor::processIrcEvent322(IrcEvent *e) {
+  if(!checkParamCount(e, 1))
+    return;
+
+  QString channelName;
+  quint32 userCount = 0;
+  QString topic;
+
+  switch(e->params().count()) {
+  case 3:
+    topic = e->params()[2];
+  case 2:
+    userCount = e->params()[1].toUInt();
+  case 1:
+    channelName = e->params()[0];
+  default:
+    break;
+  }
+  if(coreSession()->ircListHelper()->addChannel(e->networkId(), channelName, userCount, topic))
+    e->stop(); // consumed by IrcListHelper, so don't further process/show this event
+}
+
+/* RPL_LISTEND ":End of LIST" */
+void CoreSessionEventProcessor::processIrcEvent323(IrcEvent *e) {
+  if(!checkParamCount(e, 1))
+    return;
+
+  if(coreSession()->ircListHelper()->endOfChannelList(e->networkId()))
+    e->stop(); // consumed by IrcListHelper, so don't further process/show this event
+}
+
+/* RPL_CHANNELMODEIS - "<channel> <mode> <mode params>" */
+void CoreSessionEventProcessor::processIrcEvent324(IrcEvent *e) {
+  processIrcEventMode(e);
+}
+
+/* RPL_NOTOPIC */
+void CoreSessionEventProcessor::processIrcEvent331(IrcEvent *e) {
+  if(!checkParamCount(e, 1))
+    return;
+
+  IrcChannel *chan = e->network()->ircChannel(e->params()[0]);
+  if(chan)
+    chan->setTopic(QString());
+}
+
+/* RPL_TOPIC */
+void CoreSessionEventProcessor::processIrcEvent332(IrcEvent *e) {
+  if(!checkParamCount(e, 2))
+    return;
+
+  IrcChannel *chan = e->network()->ircChannel(e->params()[0]);
+  if(chan)
+    chan->setTopic(e->params()[1]);
+}
+
+/*  RPL_WHOREPLY: "<channel> <user> <host> <server> <nick>
+              ( "H" / "G" > ["*"] [ ( "@" / "+" ) ] :<hopcount> <real name>" */
+void CoreSessionEventProcessor::processIrcEvent352(IrcEvent *e) {
+  if(!checkParamCount(e, 6))
+    return;
+
+  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].startsWith("G");
+    ircuser->setAway(away);
+    ircuser->setServer(e->params()[3]);
+    ircuser->setRealName(e->params().last().section(" ", 1));
+  }
+
+  if(coreNetwork(e)->isAutoWhoInProgress(channel))
+    e->setFlag(EventManager::Silent);
+}
+
+/* RPL_NAMREPLY */
+void CoreSessionEventProcessor::processIrcEvent353(IrcEvent *e) {
+  if(!checkParamCount(e, 3))
+    return;
+
+  // param[0] is either "=", "*" or "@" indicating a public, private or secret channel
+  // we don't use this information at the time beeing
+  QString channelname = e->params()[1];
+
+  IrcChannel *channel = e->network()->ircChannel(channelname);
+  if(!channel) {
+    qWarning() << Q_FUNC_INFO << "Received unknown target channel:" << channelname;
+    return;
+  }
+
+  QStringList nicks;
+  QStringList modes;
+
+  foreach(QString nick, e->params()[2].split(' ')) {
+    QString mode;
+
+    if(e->network()->prefixes().contains(nick[0])) {
+      mode = e->network()->prefixToMode(nick[0]);
+      nick = nick.mid(1);
+    }
+
+    nicks << nick;
+    modes << mode;
+  }
+
+  channel->joinIrcUsers(nicks, modes);
+}
+
+/* ERR_ERRONEUSNICKNAME */
+void CoreSessionEventProcessor::processIrcEvent432(IrcEventNumeric *e) {
+  QString errnick;
+  if(e->params().count() < 2) {
+    // handle unreal-ircd bug, where unreal ircd doesnt supply a TARGET in ERR_ERRONEUSNICKNAME during registration phase:
+    // nick @@@
+    // :irc.scortum.moep.net 432  @@@ :Erroneous Nickname: Illegal characters
+    // correct server reply:
+    // :irc.scortum.moep.net 432 * @@@ :Erroneous Nickname: Illegal characters
+    e->params().prepend(e->target());
+    e->setTarget("*");
+  }
+  errnick = e->params()[0];
+
+  tryNextNick(e, errnick, true /* erroneus */);
+}
+
+/* ERR_NICKNAMEINUSE */
+void CoreSessionEventProcessor::processIrcEvent433(IrcEventNumeric *e) {
+  if(!checkParamCount(e, 1))
+    return;
+
+  QString errnick = e->params().first();
+
+  // if there is a problem while connecting to the server -> we handle it
+  // but only if our connection has not been finished yet...
+  if(!e->network()->currentServer().isEmpty())
+    return;
+
+  tryNextNick(e, errnick);
+}
+
+/* ERR_UNAVAILRESOURCE */
+void CoreSessionEventProcessor::processIrcEvent437(IrcEventNumeric *e) {
+  if(!checkParamCount(e, 1))
+    return;
+
+  QString errnick = e->params().first();
+
+  // if there is a problem while connecting to the server -> we handle it
+  // but only if our connection has not been finished yet...
+  if(!e->network()->currentServer().isEmpty())
+    return;
+
+  if(!e->network()->isChannelName(errnick))
+    tryNextNick(e, errnick);
+}
+
+/* template
+void CoreSessionEventProcessor::processIrcEvent(IrcEvent *e) {
+  if(!checkParamCount(e, 1))
+    return;
+
+}
+*/
+
+/* Handle signals from Netsplit objects  */
+
+void CoreSessionEventProcessor::handleNetsplitJoin(Network *net,
+                                                   const QString &channel,
+                                                   const QStringList &users,
+                                                   const QStringList &modes,
+                                                   const QString& quitMessage)
+{
+  IrcChannel *ircChannel = net->ircChannel(channel);
+  if(!ircChannel) {
+    return;
+  }
+  QList<IrcUser *> ircUsers;
+  QStringList newModes = modes;
+  QStringList newUsers = users;
+
+  foreach(const QString &user, users) {
+    IrcUser *iu = net->ircUser(nickFromMask(user));
+    if(iu)
+      ircUsers.append(iu);
+    else { // the user already quit
+      int idx = users.indexOf(user);
+      newUsers.removeAt(idx);
+      newModes.removeAt(idx);
+    }
+  }
+
+  ircChannel->joinIrcUsers(ircUsers, newModes);
+  NetworkSplitEvent *event = new NetworkSplitEvent(EventManager::NetworkSplitJoin, net, channel, newUsers, quitMessage);
+  coreSession()->eventManager()->sendEvent(event);
+}
+
+void CoreSessionEventProcessor::handleNetsplitQuit(Network *net, const QString &channel, const QStringList &users, const QString& quitMessage) {
+  NetworkSplitEvent *event = new NetworkSplitEvent(EventManager::NetworkSplitQuit, net, channel, users, quitMessage);
+  coreSession()->eventManager()->sendEvent(event);
+  foreach(QString user, users) {
+    IrcUser *iu = net->ircUser(nickFromMask(user));
+    if(iu)
+      iu->quit();
+  }
+}
+
+void CoreSessionEventProcessor::handleEarlyNetsplitJoin(Network *net, const QString &channel, const QStringList &users, const QStringList &modes) {
+  IrcChannel *ircChannel = net->ircChannel(channel);
+  if(!ircChannel) {
+    qDebug() << "handleEarlyNetsplitJoin(): channel " << channel << " invalid";
+    return;
+  }
+  QList<NetworkEvent *> events;
+  QList<IrcUser *> ircUsers;
+  QStringList newModes = modes;
+
+  foreach(QString user, users) {
+    IrcUser *iu = net->updateNickFromMask(user);
+    if(iu) {
+      ircUsers.append(iu);
+      // fake event for scripts that consume join events
+      events << new IrcEvent(EventManager::IrcEventJoin, net, iu->hostmask(), QStringList() << channel);
+    }
+    else {
+      newModes.removeAt(users.indexOf(user));
+    }
+  }
+  ircChannel->joinIrcUsers(ircUsers, newModes);
+  foreach(NetworkEvent *event, events) {
+    event->setFlag(EventManager::Fake); // ignore this in here!
+    coreSession()->eventManager()->sendEvent(event);
+  }
+}
+
+void CoreSessionEventProcessor::handleNetsplitFinished() {
+  Netsplit* n = qobject_cast<Netsplit*>(sender());
+  Q_ASSERT(n);
+  QHash<QString, Netsplit *> splithash  = _netsplits.take(n->network());
+  splithash.remove(splithash.key(n));
+  if(splithash.count())
+    _netsplits[n->network()] = splithash;
+  n->deleteLater();
+}
+
+void CoreSessionEventProcessor::destroyNetsplits(NetworkId netId) {
+  Network *net = coreSession()->network(netId);
+  if(!net)
+    return;
+
+  QHash<QString, Netsplit *> splits = _netsplits.take(net);
+  qDeleteAll(splits);
+}