adding tons of ifdefs so quassel will build again without ssl support
[quassel.git] / src / core / coresession.cpp
index da8e3c5..f18f926 100644 (file)
@@ -1,11 +1,11 @@
 /***************************************************************************
- *   Copyright (C) 2005-07 by The Quassel IRC Development Team             *
+ *   Copyright (C) 2005-08 by the Quassel Project                          *
  *   devel@quassel-irc.org                                                 *
  *                                                                         *
  *   This program is free software; you can redistribute it and/or modify  *
  *   it under the terms of the GNU General Public License as published by  *
  *   the Free Software Foundation; either version 2 of the License, or     *
- *   (at your option) any later version.                                   *
+ *   (at your option) version 3.                                           *
  *                                                                         *
  *   This program is distributed in the hope that it will be useful,       *
  *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
  *   59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.             *
  ***************************************************************************/
 
+#include <QtScript>
+
+#include "core.h"
 #include "coresession.h"
-#include "server.h"
+#include "userinputhandler.h"
 #include "signalproxy.h"
+#include "buffersyncer.h"
+#include "corebacklogmanager.h"
+#include "corebufferviewmanager.h"
+#include "coreirclisthelper.h"
 #include "storage.h"
-#include "util.h"
 
-CoreSession::CoreSession(UserId uid, Storage *_storage, QObject *parent) : QObject(parent), user(uid), storage(_storage) {
-  _signalProxy = new SignalProxy(SignalProxy::Server, 0, this);
+#include "coreidentity.h"
+#include "corenetwork.h"
+#include "ircuser.h"
+#include "ircchannel.h"
 
-  QSettings s;
-  s.beginGroup(QString("SessionData/%1").arg(user));
-  mutex.lock();
-  foreach(QString key, s.allKeys()) {
-    sessionData[key] = s.value(key);
-  }
-  mutex.unlock();
-
-  //connect(coreProxy, SIGNAL(send(CoreSignal, QVariant, QVariant, QVariant)), this, SIGNAL(proxySignal(CoreSignal, QVariant, QVariant, QVariant)));
-  //connect(coreProxy, SIGNAL(requestServerStates()), this, SIGNAL(serverStateRequested()));
-  //connect(coreProxy, SIGNAL(gsRequestConnect(QStringList)), this, SLOT(connectToIrc(QStringList)));
-  //connect(coreProxy, SIGNAL(gsUserInput(BufferId, QString)), this, SLOT(msgFromGui(BufferId, QString)));
-  //connect(coreProxy, SIGNAL(gsImportBacklog()), storage, SLOT(importOldBacklog()));
-  //connect(coreProxy, SIGNAL(gsRequestBacklog(BufferId, QVariant, QVariant)), this, SLOT(sendBacklog(BufferId, QVariant, QVariant)));
-  //connect(coreProxy, SIGNAL(gsRequestNetworkStates()), this, SLOT(sendServerStates()));
-  //connect(this, SIGNAL(displayMsg(Message)), coreProxy, SLOT(csDisplayMsg(Message)));
-  //connect(this, SIGNAL(displayStatusMsg(QString, QString)), coreProxy, SLOT(csDisplayStatusMsg(QString, QString)));
-  //connect(this, SIGNAL(backlogData(BufferId, QList<QVariant>, bool)), coreProxy, SLOT(csBacklogData(BufferId, QList<QVariant>, bool)));
-  //connect(this, SIGNAL(bufferIdUpdated(BufferId)), coreProxy, SLOT(csUpdateBufferId(BufferId)));
-  //connect(storage, SIGNAL(bufferIdUpdated(BufferId)), coreProxy, SLOT(csUpdateBufferId(BufferId)));
-  //connect(this, SIGNAL(sessionDataChanged(const QString &, const QVariant &)), coreProxy, SLOT(csSessionDataChanged(const QString &, const QVariant &)));
-  //connect(coreProxy, SIGNAL(gsSessionDataChanged(const QString &, const QVariant &)), this, SLOT(storeSessionData(const QString &, const QVariant &)));
+#include "util.h"
+#include "coreusersettings.h"
+#include "logger.h"
+
+CoreSession::CoreSession(UserId uid, bool restoreState, QObject *parent)
+  : QObject(parent),
+    _user(uid),
+    _signalProxy(new SignalProxy(SignalProxy::Server, 0, this)),
+    _aliasManager(this),
+    _bufferSyncer(new BufferSyncer(this)),
+    _backlogManager(new CoreBacklogManager(this)),
+    _bufferViewManager(new CoreBufferViewManager(_signalProxy, this)),
+    _ircListHelper(new CoreIrcListHelper(this)),
+    _coreInfo(this),
+    scriptEngine(new QScriptEngine(this))
+{
 
   SignalProxy *p = signalProxy();
+  connect(p, SIGNAL(peerRemoved(QIODevice *)), this, SLOT(removeClient(QIODevice *)));
+
+  connect(p, SIGNAL(connected()), this, SLOT(clientsConnected()));
+  connect(p, SIGNAL(disconnected()), this, SLOT(clientsDisconnected()));
 
-  p->attachSlot(SIGNAL(requestNetworkStates()), this, SIGNAL(serverStateRequested()));
-  p->attachSlot(SIGNAL(requestConnect(QString)), this, SLOT(connectToNetwork(QString)));
-  p->attachSlot(SIGNAL(sendInput(BufferId, QString)), this, SLOT(msgFromGui(BufferId, QString)));
-  p->attachSlot(SIGNAL(importOldBacklog()), storage, SLOT(importOldBacklog()));
-  p->attachSlot(SIGNAL(requestBacklog(BufferId, QVariant, QVariant)), this, SLOT(sendBacklog(BufferId, QVariant, QVariant)));
-  p->attachSlot(SIGNAL(requestNetworkStates()), this, SLOT(sendServerStates()));
+  p->attachSlot(SIGNAL(sendInput(BufferInfo, QString)), this, SLOT(msgFromClient(BufferInfo, QString)));
   p->attachSignal(this, SIGNAL(displayMsg(Message)));
   p->attachSignal(this, SIGNAL(displayStatusMsg(QString, QString)));
-  p->attachSignal(this, SIGNAL(backlogData(BufferId, QVariantList, bool)));
-  p->attachSignal(this, SIGNAL(bufferIdUpdated(BufferId)));
-  p->attachSignal(storage, SIGNAL(bufferIdUpdated(BufferId)));
-  p->attachSignal(this, SIGNAL(sessionDataChanged(const QString &, const QVariant &)), SIGNAL(coreSessionDataChanged(const QString &, const QVariant &)));
-  p->attachSlot(SIGNAL(clientSessionDataChanged(const QString &, const QVariant &)), this, SLOT(storeSessionData(const QString &, const QVariant &)));
-
-  /* Autoconnect. (When) do we actually do this?
-  QStringList list;
-  QVariantMap networks = retrieveSessionData("Networks").toMap();
-  foreach(QString net, networks.keys()) {
-    if(networks[net].toMap()["AutoConnect"].toBool()) {
-      list << net;
-    }
-  } qDebug() << list;
-  if(list.count()) connectToIrc(list);
-  */
+
+  p->attachSignal(this, SIGNAL(identityCreated(const Identity &)));
+  p->attachSignal(this, SIGNAL(identityRemoved(IdentityId)));
+  p->attachSlot(SIGNAL(createIdentity(const Identity &, const QVariantMap &)), this, SLOT(createIdentity(const Identity &, const QVariantMap &)));
+  p->attachSlot(SIGNAL(removeIdentity(IdentityId)), this, SLOT(removeIdentity(IdentityId)));
+
+  p->attachSignal(this, SIGNAL(networkCreated(NetworkId)));
+  p->attachSignal(this, SIGNAL(networkRemoved(NetworkId)));
+  p->attachSlot(SIGNAL(createNetwork(const NetworkInfo &)), this, SLOT(createNetwork(const NetworkInfo &)));
+  p->attachSlot(SIGNAL(removeNetwork(NetworkId)), this, SLOT(removeNetwork(NetworkId)));
+
+  loadSettings();
+  initScriptEngine();
+
+  // init BufferSyncer
+  QHash<BufferId, MsgId> lastSeenHash = Core::bufferLastSeenMsgIds(user());
+  foreach(BufferId id, lastSeenHash.keys())
+    _bufferSyncer->requestSetLastSeenMsg(id, lastSeenHash[id]);
+
+  connect(_bufferSyncer, SIGNAL(lastSeenMsgSet(BufferId, MsgId)), this, SLOT(storeBufferLastSeenMsg(BufferId, MsgId)));
+  connect(_bufferSyncer, SIGNAL(removeBufferRequested(BufferId)), this, SLOT(removeBufferRequested(BufferId)));
+  connect(this, SIGNAL(bufferRemoved(BufferId)), _bufferSyncer, SLOT(removeBuffer(BufferId)));
+  connect(this, SIGNAL(bufferRenamed(BufferId, QString)), _bufferSyncer, SLOT(renameBuffer(BufferId, QString)));
+  p->synchronize(_bufferSyncer);
+
+
+  // init alias manager
+  p->synchronize(&aliasManager());
+
+  // init BacklogManager
+  p->synchronize(_backlogManager);
+
+  // init IrcListHelper
+  p->synchronize(ircListHelper());
+
+  // init CoreInfo
+  p->synchronize(&_coreInfo);
+
+  // Restore session state
+  if(restoreState) restoreSessionState();
+
+  emit initialized();
 }
 
 CoreSession::~CoreSession() {
-
+  saveSessionState();
+  foreach(CoreNetwork *net, _networks.values()) {
+    delete net;
+  }
 }
 
-UserId CoreSession::userId() const {
-  return user;
+CoreNetwork *CoreSession::network(NetworkId id) const {
+  if(_networks.contains(id)) return _networks[id];
+  return 0;
 }
 
-/*
-void CoreSession::processSignal(ClientSignal sig, QVariant arg1, QVariant arg2, QVariant arg3) {
-  coreProxy->recv(sig, arg1, arg2, arg3);
+CoreIdentity *CoreSession::identity(IdentityId id) const {
+  if(_identities.contains(id)) return _identities[id];
+  return 0;
 }
-*/
-
-void CoreSession::storeSessionData(const QString &key, const QVariant &data) {
-  QSettings s;
-  s.beginGroup(QString("SessionData/%1").arg(user));
-  mutex.lock();
-  sessionData[key] = data;
-  s.setValue(key, data);
-  mutex.unlock();
-  s.endGroup();
-  emit sessionDataChanged(key, data);
-  emit sessionDataChanged(key);
+
+void CoreSession::loadSettings() {
+  CoreUserSettings s(user());
+
+  // migrate to db
+  QList<IdentityId> ids = s.identityIds();
+  QList<NetworkInfo> networkInfos = Core::networks(user());
+  foreach(IdentityId id, ids) {
+    CoreIdentity identity(s.identity(id));
+    IdentityId newId = Core::createIdentity(user(), identity);
+    QList<NetworkInfo>::iterator networkIter = networkInfos.begin();
+    while(networkIter != networkInfos.end()) {
+      if(networkIter->identity == id) {
+       networkIter->identity = newId;
+       Core::updateNetwork(user(), *networkIter);
+       networkIter = networkInfos.erase(networkIter);
+      } else {
+       networkIter++;
+      }
+    }
+    s.removeIdentity(id);
+  }
+  // end of migration
+
+  foreach(CoreIdentity identity, Core::identities(user())) {
+    createIdentity(identity);
+  }
+  if(!_identities.count()) {
+    Identity identity;
+    identity.setToDefaults();
+    identity.setIdentityName(tr("Default Identity"));
+    createIdentity(identity, QVariantMap());
+  }
+
+  foreach(NetworkInfo info, Core::networks(user())) {
+    createNetwork(info);
+  }
 }
 
-QVariant CoreSession::retrieveSessionData(const QString &key, const QVariant &def) {
-  QVariant data;
-  mutex.lock();
-  if(!sessionData.contains(key)) data = def;
-  else data = sessionData[key];
-  mutex.unlock();
-  return data;
+void CoreSession::saveSessionState() const {
 }
 
-void CoreSession::connectToNetwork(QString network) {
-  QStringList networks; networks << network; // FIXME obsolete crap
-  foreach(QString net, networks) {
-    if(servers.contains(net)) {
-
-    } else {
-      Server *server = new Server(userId(), net);
-      connect(this, SIGNAL(serverStateRequested()), server, SLOT(sendState()));
-      connect(this, SIGNAL(connectToIrc(QString)), server, SLOT(connectToIrc(QString)));
-      connect(this, SIGNAL(disconnectFromIrc(QString)), server, SLOT(disconnectFromIrc(QString)));
-      connect(this, SIGNAL(msgFromGui(QString, QString, QString)), server, SLOT(userInput(QString, QString, QString)));
-
-      connect(server, SIGNAL(connected(QString)), this, SLOT(serverConnected(QString)));
-      connect(server, SIGNAL(disconnected(QString)), this, SLOT(serverDisconnected(QString)));
-
-      //connect(server, SIGNAL(serverState(QString, QVariantMap)), coreProxy, SLOT(csServerState(QString, QVariantMap)));
-      ////connect(server, SIGNAL(displayMsg(Message)), this, SLOT(recvMessageFromServer(Message)));
-      connect(server, SIGNAL(displayMsg(Message::Type, QString, QString, QString, quint8)), this, SLOT(recvMessageFromServer(Message::Type, QString, QString, QString, quint8)));
-      connect(server, SIGNAL(displayStatusMsg(QString)), this, SLOT(recvStatusMsgFromServer(QString)));
-      //connect(server, SIGNAL(modeSet(QString, QString, QString)), coreProxy, SLOT(csModeSet(QString, QString, QString)));
-      //connect(server, SIGNAL(topicSet(QString, QString, QString)), coreProxy, SLOT(csTopicSet(QString, QString, QString)));
-      //connect(server, SIGNAL(nickAdded(QString, QString, QVariantMap)), coreProxy, SLOT(csNickAdded(QString, QString, QVariantMap)));
-      //connect(server, SIGNAL(nickRenamed(QString, QString, QString)), coreProxy, SLOT(csNickRenamed(QString, QString, QString)));
-      //connect(server, SIGNAL(nickRemoved(QString, QString)), coreProxy, SLOT(csNickRemoved(QString, QString)));
-      //connect(server, SIGNAL(nickUpdated(QString, QString, QVariantMap)), coreProxy, SLOT(csNickUpdated(QString, QString, QVariantMap)));
-      //connect(server, SIGNAL(ownNickSet(QString, QString)), coreProxy, SLOT(csOwnNickSet(QString, QString)));
-      //connect(server, SIGNAL(queryRequested(QString, QString)), coreProxy, SLOT(csQueryRequested(QString, QString)));
-      //// TODO add error handling
-      //connect(server, SIGNAL(connected(QString)), coreProxy, SLOT(csServerConnected(QString)));
-      //connect(server, SIGNAL(disconnected(QString)), coreProxy, SLOT(csServerDisconnected(QString)));
-
-      SignalProxy *p = signalProxy();
-      p->attachSignal(server, SIGNAL(serverState(QString, QVariantMap)), SIGNAL(networkState(QString, QVariantMap)));
-      p->attachSignal(server, SIGNAL(modeSet(QString, QString, QString)));
-      p->attachSignal(server, SIGNAL(nickAdded(QString, QString, QVariantMap)));
-      p->attachSignal(server, SIGNAL(nickRenamed(QString, QString, QString)));
-      p->attachSignal(server, SIGNAL(nickRemoved(QString, QString)));
-      p->attachSignal(server, SIGNAL(nickUpdated(QString, QString, QVariantMap)));
-      p->attachSignal(server, SIGNAL(ownNickSet(QString, QString)));
-      p->attachSignal(server, SIGNAL(queryRequested(QString, QString)));
-      // TODO add error handling
-      p->attachSignal(server, SIGNAL(connected(QString)), SIGNAL(networkConnected(QString)));
-      p->attachSignal(server, SIGNAL(disconnected(QString)), SIGNAL(networkDisconnected(QString)));
-
-      server->start();
-      servers[net] = server;
-    }
-    emit connectToIrc(net);
+void CoreSession::restoreSessionState() {
+  QList<NetworkId> nets = Core::connectedNetworks(user());
+  CoreNetwork *net = 0;
+  foreach(NetworkId id, nets) {
+    net = network(id);
+    Q_ASSERT(net);
+    net->connectToIrc();
   }
 }
 
 void CoreSession::addClient(QIODevice *device) {
-  signalProxy()->addPeer(device);
+  if(!device) {
+    qCritical() << "Invoking CoreSession::addClient with a QObject that is not a QIODevice!";
+  } else {
+    // if the socket is an orphan, the signalProxy adopts it.
+    // -> we don't need to care about it anymore
+    device->setParent(0);
+    signalProxy()->addPeer(device);
+    QVariantMap reply;
+    reply["MsgType"] = "SessionInit";
+    reply["SessionState"] = sessionState();
+    SignalProxy::writeDataToDevice(device, reply);
+  }
 }
 
-SignalProxy *CoreSession::signalProxy() const {
-  return _signalProxy;
+void CoreSession::addClient(SignalProxy *proxy) {
+  signalProxy()->addPeer(proxy);
+  emit sessionState(sessionState());
 }
 
-void CoreSession::serverConnected(QString net) {
-  storage->getBufferId(userId(), net); // create status buffer
+void CoreSession::removeClient(QIODevice *iodev) {
+  QTcpSocket *socket = qobject_cast<QTcpSocket *>(iodev);
+  if(socket)
+    quInfo() << qPrintable(tr("Client")) << qPrintable(socket->peerAddress().toString()) << qPrintable(tr("disconnected (UserId: %1).").arg(user().toInt()));
 }
 
-void CoreSession::serverDisconnected(QString net) {
-  delete servers[net];
-  servers.remove(net);
-  //coreProxy->csServerDisconnected(net);
-  signalProxy()->sendSignal(SIGNAL(networkDisconnected(QString)), net);  // FIXME does this work?
+QHash<QString, QString> CoreSession::persistentChannels(NetworkId id) const {
+  return Core::persistentChannels(user(), id);
+  return QHash<QString, QString>();
 }
 
-void CoreSession::msgFromGui(BufferId bufid, QString msg) {
-  emit msgFromGui(bufid.network(), bufid.buffer(), msg);
+// FIXME switch to BufferId
+void CoreSession::msgFromClient(BufferInfo bufinfo, QString msg) {
+  CoreNetwork *net = network(bufinfo.networkId());
+  if(net) {
+    net->userInput(bufinfo, msg);
+  } else {
+    qWarning() << "Trying to send to unconnected network:" << msg;
+  }
 }
 
 // ALL messages coming pass through these functions before going to the GUI.
 // So this is the perfect place for storing the backlog and log stuff.
-
-void CoreSession::recvMessageFromServer(Message::Type type, QString target, QString text, QString sender, quint8 flags) {
-  Server *s = qobject_cast<Server*>(this->sender());
-  Q_ASSERT(s);
-  BufferId buf;
-  if((flags & Message::PrivMsg) && !(flags & Message::Self)) {
-    buf = storage->getBufferId(user, s->getNetwork(), nickFromMask(sender));
-  } else {
-    buf = storage->getBufferId(user, s->getNetwork(), target);
-  }
-  Message msg(buf, type, text, sender, flags);
-  msg.msgId = storage->logMessage(msg);
-  Q_ASSERT(msg.msgId);
+void CoreSession::recvMessageFromServer(Message::Type type, BufferInfo::Type bufferType,
+                                        QString target, QString text, QString sender, Message::Flags flags) {
+  CoreNetwork *net = qobject_cast<CoreNetwork*>(this->sender());
+  Q_ASSERT(net);
+
+  BufferInfo bufferInfo = Core::bufferInfo(user(), net->networkId(), bufferType, target);
+  Message msg(bufferInfo, type, text, sender, flags);
+  msg.setMsgId(Core::storeMessage(msg));
+  Q_ASSERT(msg.msgId() != 0);
   emit displayMsg(msg);
 }
 
 void CoreSession::recvStatusMsgFromServer(QString msg) {
-  Server *s = qobject_cast<Server*>(sender());
-  Q_ASSERT(s);
-  emit displayStatusMsg(s->getNetwork(), msg);
+  CoreNetwork *net = qobject_cast<CoreNetwork*>(sender());
+  Q_ASSERT(net);
+  emit displayStatusMsg(net->networkName(), msg);
 }
 
-
-QList<BufferId> CoreSession::buffers() const {
-  return storage->requestBuffers(user);
+QList<BufferInfo> CoreSession::buffers() const {
+  return Core::requestBuffers(user());
 }
 
 
 QVariant CoreSession::sessionState() {
   QVariantMap v;
-  QList<QVariant> bufs;
-  foreach(BufferId id, storage->requestBuffers(user)) { bufs.append(QVariant::fromValue(id)); }
-  v["Buffers"] = bufs;
-  mutex.lock();
-  v["SessionData"] = sessionData;
-  mutex.unlock();
-  v["Networks"] = QVariant(servers.keys());
-  // v["Payload"] = QByteArray(100000000, 'a');
+
+  QVariantList bufs;
+  foreach(BufferInfo id, buffers()) bufs << qVariantFromValue(id);
+  v["BufferInfos"] = bufs;
+  QVariantList networkids;
+  foreach(NetworkId id, _networks.keys()) networkids << qVariantFromValue(id);
+  v["NetworkIds"] = networkids;
+
+  quint32 ircusercount = 0;
+  quint32 ircchannelcount = 0;
+  foreach(Network *net, _networks.values()) {
+    ircusercount += net->ircUserCount();
+    ircchannelcount += net->ircChannelCount();
+  }
+  v["IrcUserCount"] = ircusercount;
+  v["IrcChannelCount"] = ircchannelcount;
+
+  QList<QVariant> idlist;
+  foreach(Identity *i, _identities.values()) idlist << qVariantFromValue(*i);
+  v["Identities"] = idlist;
+
+  //v["Payload"] = QByteArray(100000000, 'a');  // for testing purposes
   return v;
 }
 
-void CoreSession::sendServerStates() {
-  emit serverStateRequested();
+void CoreSession::storeBufferLastSeenMsg(BufferId buffer, const MsgId &msgId) {
+  Core::setBufferLastSeenMsg(user(), buffer, msgId);
+}
+
+void CoreSession::initScriptEngine() {
+  signalProxy()->attachSlot(SIGNAL(scriptRequest(QString)), this, SLOT(scriptRequest(QString)));
+  signalProxy()->attachSignal(this, SIGNAL(scriptResult(QString)));
+
+  // FIXME
+  //QScriptValue storage_ = scriptEngine->newQObject(storage);
+  //scriptEngine->globalObject().setProperty("storage", storage_);
+}
+
+void CoreSession::scriptRequest(QString script) {
+  emit scriptResult(scriptEngine->evaluate(script).toString());
+}
+
+/*** Identity Handling ***/
+void CoreSession::createIdentity(const Identity &identity, const QVariantMap &additional) {
+#ifndef HAVE_SSL
+  Q_UNUSED(additional)
+#endif
+
+  CoreIdentity coreIdentity(identity);
+#ifdef HAVE_SSL
+  if(additional.contains("KeyPem"))
+    coreIdentity.setSslKey(additional["KeyPem"].toByteArray());
+  if(additional.contains("CertPem"))
+    coreIdentity.setSslCert(additional["CertPem"].toByteArray());
+#endif
+  IdentityId id = Core::createIdentity(user(), coreIdentity);
+  if(!id.isValid())
+    return;
+  else
+    createIdentity(coreIdentity);
 }
 
-void CoreSession::sendBacklog(BufferId id, QVariant v1, QVariant v2) {
-  QList<QVariant> log;
-  QList<Message> msglist;
-  if(v1.type() == QVariant::DateTime) {
+void CoreSession::createIdentity(const CoreIdentity &identity) {
+  CoreIdentity *coreIdentity = new CoreIdentity(identity, this);
+  _identities[identity.id()] = coreIdentity;
+  // CoreIdentity has it's own synchronize method since it's "private" sslManager needs to be synced aswell
+  coreIdentity->synchronize(signalProxy());
+  connect(coreIdentity, SIGNAL(updated(const QVariantMap &)), this, SLOT(updateIdentityBySender()));
+  emit identityCreated(*coreIdentity);
+}
+
+void CoreSession::updateIdentityBySender() {
+  CoreIdentity *identity = qobject_cast<CoreIdentity *>(sender());
+  if(!identity)
+    return;
+  Core::updateIdentity(user(), *identity);
+}
+
+void CoreSession::removeIdentity(IdentityId id) {
+  CoreIdentity *identity = _identities.take(id);
+  if(identity) {
+    emit identityRemoved(id);
+    Core::removeIdentity(user(), id);
+    identity->deleteLater();
+  }
+}
+
+/*** Network Handling ***/
+
+void CoreSession::createNetwork(const NetworkInfo &info_) {
+  NetworkInfo info = info_;
+  int id;
+
+  if(!info.networkId.isValid())
+    Core::createNetwork(user(), info);
+
+  if(!info.networkId.isValid()) {
+    qWarning() << qPrintable(tr("CoreSession::createNetwork(): Got invalid networkId from Core when trying to create network %1!").arg(info.networkName));
+    return;
+  }
+
+  id = info.networkId.toInt();
+  if(!_networks.contains(id)) {
+    CoreNetwork *net = new CoreNetwork(id, this);
+    connect(net, SIGNAL(displayMsg(Message::Type, BufferInfo::Type, QString, QString, QString, Message::Flags)),
+           this, SLOT(recvMessageFromServer(Message::Type, BufferInfo::Type, QString, QString, QString, Message::Flags)));
+    connect(net, SIGNAL(displayStatusMsg(QString)), this, SLOT(recvStatusMsgFromServer(QString)));
+
+    net->setNetworkInfo(info);
+    net->setProxy(signalProxy());
+    _networks[id] = net;
+    signalProxy()->synchronize(net);
+    emit networkCreated(id);
+  } else {
+    qWarning() << qPrintable(tr("CoreSession::createNetwork(): Trying to create a network that already exists, updating instead!"));
+    _networks[info.networkId]->requestSetNetworkInfo(info);
+  }
+}
 
+void CoreSession::removeNetwork(NetworkId id) {
+  // Make sure the network is disconnected!
+  CoreNetwork *net = network(id);
+  if(!net)
+    return;
 
+  if(net->connectionState() != Network::Disconnected) {
+    connect(net, SIGNAL(disconnected(NetworkId)), this, SLOT(destroyNetwork(NetworkId)));
+    net->disconnectFromIrc();
   } else {
-    msglist = storage->requestMsgs(id, v1.toInt(), v2.toInt());
+    destroyNetwork(id);
   }
+}
+
+void CoreSession::destroyNetwork(NetworkId id) {
+  QList<BufferId> removedBuffers = Core::requestBufferIdsForNetwork(user(), id);
+  Network *net = _networks.take(id);
+  if(net && Core::removeNetwork(user(), id)) {
+    foreach(BufferId bufferId, removedBuffers) {
+      _bufferSyncer->removeBuffer(bufferId);
+    }
+    emit networkRemoved(id);
+    net->deleteLater();
+  }
+}
+
+void CoreSession::removeBufferRequested(BufferId bufferId) {
+  BufferInfo bufferInfo = Core::getBufferInfo(user(), bufferId);
+  if(!bufferInfo.isValid()) {
+    qWarning() << "CoreSession::removeBufferRequested(): invalid BufferId:" << bufferId << "for User:" << user();
+    return;
+  }
+
+  if(bufferInfo.type() == BufferInfo::StatusBuffer) {
+    qWarning() << "CoreSession::removeBufferRequested(): Status Buffers cannot be removed!";
+    return;
+  }
+
+  if(bufferInfo.type() == BufferInfo::ChannelBuffer) {
+    CoreNetwork *net = network(bufferInfo.networkId());
+    if(!net) {
+      qWarning() << "CoreSession::removeBufferRequested(): Received BufferInfo with unknown networkId!";
+      return;
+    }
+    IrcChannel *chan = net->ircChannel(bufferInfo.bufferName());
+    if(chan) {
+      qWarning() << "CoreSession::removeBufferRequested(): Unable to remove Buffer for joined Channel:" << bufferInfo.bufferName();
+      return;
+    }
+  }
+  if(Core::removeBuffer(user(), bufferId))
+    emit bufferRemoved(bufferId);
+}
+
+// FIXME: use a coreBufferSyncer for this
+void CoreSession::renameBuffer(const NetworkId &networkId, const QString &newName, const QString &oldName) {
+  BufferId bufferId = Core::renameBuffer(user(), networkId, newName, oldName);
+  if(bufferId.isValid()) {
+    emit bufferRenamed(bufferId, newName);
+  }
+}
+
+void CoreSession::clientsConnected() {
+  QHash<NetworkId, CoreNetwork *>::iterator netIter = _networks.begin();
+  Identity *identity = 0;
+  CoreNetwork *net = 0;
+  IrcUser *me = 0;
+  QString awayReason;
+  while(netIter != _networks.end()) {
+    net = *netIter;
+    netIter++;
+
+    if(!net->isConnected())
+      continue;
+    identity = net->identityPtr();
+    if(!identity)
+      continue;
+    me = net->me();
+    if(!me)
+      continue;
+
+    if(identity->detachAwayEnabled() && me->isAway()) {
+      net->userInputHandler()->handleAway(BufferInfo(), QString());
+    }
+  }
+}
 
-  // Send messages out in smaller packages - we don't want to make the signal data too large!
-  for(int i = 0; i < msglist.count(); i++) {
-    log.append(QVariant::fromValue(msglist[i]));
-    if(log.count() >= 5) {
-      emit backlogData(id, log, i >= msglist.count() - 1);
-      log.clear();
+void CoreSession::clientsDisconnected() {
+  QHash<NetworkId, CoreNetwork *>::iterator netIter = _networks.begin();
+  Identity *identity = 0;
+  CoreNetwork *net = 0;
+  IrcUser *me = 0;
+  QString awayReason;
+  while(netIter != _networks.end()) {
+    net = *netIter;
+    netIter++;
+
+    if(!net->isConnected())
+      continue;
+    identity = net->identityPtr();
+    if(!identity)
+      continue;
+    me = net->me();
+    if(!me)
+      continue;
+
+    if(identity->detachAwayEnabled() && !me->isAway()) {
+      if(identity->detachAwayReasonEnabled())
+       awayReason = identity->detachAwayReason();
+      else
+       awayReason = identity->awayReason();
+      net->setAutoAwayActive(true);
+      net->userInputHandler()->handleAway(BufferInfo(), awayReason);
     }
   }
-  if(log.count() > 0) emit backlogData(id, log, true);
 }