fixing client crash if a buffer is deleted during backlog rendering
[quassel.git] / src / client / client.cpp
index e3a9281..6ce23d5 100644 (file)
 #include "client.h"
 
 #include "bufferinfo.h"
+#include "buffermodel.h"
+#include "buffersettings.h"
 #include "buffersyncer.h"
+#include "bufferviewmanager.h"
+#include "clientbacklogmanager.h"
+#include "clientirclisthelper.h"
 #include "global.h"
 #include "identity.h"
 #include "ircchannel.h"
 #include "ircuser.h"
 #include "message.h"
+#ifdef SPUTDEV
+# include "messagemodel.h"
+#endif
 #include "network.h"
 #include "networkmodel.h"
-#include "buffermodel.h"
 #include "quasselui.h"
 #include "signalproxy.h"
 #include "util.h"
@@ -63,10 +70,18 @@ Client::Client(QObject *parent)
     _networkModel(0),
     _bufferModel(0),
     _bufferSyncer(0),
+    _backlogManager(new ClientBacklogManager(this)),
+    _bufferViewManager(0),
+    _ircListHelper(new ClientIrcListHelper(this)),
+    _messageModel(0),
     _connectedToCore(false),
     _syncedToCore(false)
 {
   _monitorBuffer = new Buffer(BufferInfo(), this);
+  _signalProxy->synchronize(_ircListHelper);
+  
+  connect(_backlogManager, SIGNAL(backlog(BufferId, const QVariantList &)),
+         this, SLOT(receiveBacklog(BufferId, const QVariantList &)));
 }
 
 Client::~Client() {
@@ -76,19 +91,21 @@ Client::~Client() {
 void Client::init() {
   _currentCoreAccount = 0;
   _networkModel = new NetworkModel(this);
+
   connect(this, SIGNAL(bufferUpdated(BufferInfo)),
           _networkModel, SLOT(bufferUpdated(BufferInfo)));
   connect(this, SIGNAL(networkRemoved(NetworkId)),
          _networkModel, SLOT(networkRemoved(NetworkId)));
 
   _bufferModel = new BufferModel(_networkModel);
-
+#ifdef SPUTDEV
+  _messageModel = mainUi->createMessageModel(this);
+#endif
   SignalProxy *p = signalProxy();
 
   p->attachSlot(SIGNAL(displayMsg(const Message &)), this, SLOT(recvMessage(const Message &)));
   p->attachSlot(SIGNAL(displayStatusMsg(QString, QString)), this, SLOT(recvStatusMsg(QString, QString)));
 
-  p->attachSlot(SIGNAL(backlogData(BufferInfo, const QVariantList &, bool)), this, SLOT(recvBacklogData(BufferInfo, const QVariantList &, bool)));
   p->attachSlot(SIGNAL(bufferInfoUpdated(BufferInfo)), this, SLOT(updateBufferInfo(BufferInfo)));
   p->attachSignal(this, SIGNAL(sendInput(BufferInfo, QString)));
   p->attachSignal(this, SIGNAL(requestNetworkStates()));
@@ -142,7 +159,13 @@ QList<Buffer *> Client::buffers() {
 }
 
 
-// FIXME remove
+Buffer *Client::statusBuffer(const NetworkId &networkId) const {
+  if(_statusBuffers.contains(networkId))
+    return _statusBuffers[networkId];
+  else
+    return 0;
+}
+
 Buffer *Client::buffer(BufferId bufferId) {
   if(instance()->_buffers.contains(bufferId))
     return instance()->_buffers[bufferId];
@@ -150,17 +173,24 @@ Buffer *Client::buffer(BufferId bufferId) {
     return 0;
 }
 
-// FIXME remove
 Buffer *Client::buffer(BufferInfo bufferInfo) {
   Buffer *buff = buffer(bufferInfo.bufferId());
 
   if(!buff) {
     Client *client = Client::instance();
     buff = new Buffer(bufferInfo, client);
-    connect(buff, SIGNAL(destroyed()),
-           client, SLOT(bufferDestroyed()));
+    connect(buff, SIGNAL(destroyed()), client, SLOT(bufferDestroyed()));
     client->_buffers[bufferInfo.bufferId()] = buff;
+    if(bufferInfo.type() == BufferInfo::StatusBuffer)
+      client->_statusBuffers[bufferInfo.networkId()] = buff;
+
     emit client->bufferUpdated(bufferInfo);
+
+    // I don't like this: but currently there isn't really a prettier way:
+    if(isSynced()) {  // this slows down syncing a lot, so disable it during sync
+      QModelIndex bufferIdx = networkModel()->bufferIndex(bufferInfo.bufferId());
+      bufferModel()->setCurrentIndex(bufferModel()->mapFromSource(bufferIdx));
+    }
   }
   Q_ASSERT(buff);
   return buff;
@@ -216,7 +246,8 @@ void Client::coreNetworkCreated(NetworkId id) {
 }
 
 void Client::coreNetworkRemoved(NetworkId id) {
-  if(!_networks.contains(id)) return;
+  if(!_networks.contains(id))
+    return;
   Network *net = _networks.take(id);
   emit networkRemoved(net->networkId());
   net->deleteLater();
@@ -280,32 +311,55 @@ void Client::setConnectedToCore(QIODevice *sock, AccountId id) {
 }
 
 void Client::setSyncedToCore() {
-    // create buffersyncer
+  // create buffersyncer
   Q_ASSERT(!_bufferSyncer);
   _bufferSyncer = new BufferSyncer(this);
-  connect(bufferSyncer(), SIGNAL(lastSeenSet(BufferId, const QDateTime &)), this, SLOT(updateLastSeen(BufferId, const QDateTime &)));
+  connect(bufferSyncer(), SIGNAL(lastSeenMsgSet(BufferId, MsgId)), this, SLOT(updateLastSeenMsg(BufferId, MsgId)));
   connect(bufferSyncer(), SIGNAL(bufferRemoved(BufferId)), this, SLOT(bufferRemoved(BufferId)));
+  connect(bufferSyncer(), SIGNAL(bufferRenamed(BufferId, QString)), this, SLOT(bufferRenamed(BufferId, QString)));
   signalProxy()->synchronize(bufferSyncer());
 
+  // attach backlog manager
+  signalProxy()->synchronize(backlogManager());
+
+  // create a new BufferViewManager
+  _bufferViewManager = new BufferViewManager(signalProxy(), this);
+  
   _syncedToCore = true;
   emit connected();
   emit coreConnectionStateChanged(true);
 }
 
+void Client::setSecuredConnection() {
+  emit securedConnection();
+}
+
 void Client::disconnectFromCore() {
+  if(!isConnected())
+    return;
+  _connectedToCore = false;
+  
   if(socket) {
     socket->close();
     socket->deleteLater();
   }
-  _connectedToCore = false;
   _syncedToCore = false;
-  setCurrentCoreAccount(0);
   emit disconnected();
   emit coreConnectionStateChanged(false);
 
   // Clear internal data. Hopefully nothing relies on it at this point.
-  _bufferSyncer->deleteLater();
-  _bufferSyncer = 0;
+  setCurrentCoreAccount(0);
+
+  if(_bufferSyncer) {
+    _bufferSyncer->deleteLater();
+    _bufferSyncer = 0;
+  }
+
+  if(_bufferViewManager) {
+    _bufferViewManager->deleteLater();
+    _bufferViewManager = 0;
+  }
+
   _networkModel->clear();
 
   QHash<BufferId, Buffer *>::iterator bufferIter =  _buffers.begin();
@@ -317,6 +371,8 @@ void Client::disconnectFromCore() {
   }
   Q_ASSERT(_buffers.isEmpty());
 
+  _statusBuffers.clear();
+
   QHash<NetworkId, Network*>::iterator netIter = _networks.begin();
   while(netIter != _networks.end()) {
     Network *net = netIter.value();
@@ -360,6 +416,15 @@ void Client::bufferDestroyed() {
     }
     iter++;
   }
+
+  QHash<NetworkId, Buffer *>::iterator statusIter = _statusBuffers.begin();
+  while(statusIter != _statusBuffers.end()) {
+    if(statusIter.value() == buffer) {
+      statusIter = _statusBuffers.erase(statusIter);
+      break;
+    }
+    statusIter++;
+  }
 }
 
 void Client::networkDestroyed() {
@@ -375,22 +440,60 @@ void Client::networkDestroyed() {
   }
 }
 
+#ifndef SPUTDEV
 void Client::recvMessage(const Message &message) {
   Message msg = message;
   Buffer *b;
-  
-  if(msg.type() == Message::Error) {
-    b = buffer(msg.bufferInfo().bufferId());
-    if(!b) {
-      // FIXME: if buffer doesn't exist, forward the message to the status or current buffer
-      b = buffer(msg.bufferInfo());
+
+  checkForHighlight(msg);
+
+  // FIXME clean up code! (dup)
+
+  // TODO: make redirected messages show up in the correct buffer!
+
+  if(msg.flags() & Message::Redirected) {
+    BufferSettings bufferSettings;
+    bool inStatus = bufferSettings.value("UserMessagesInStatusBuffer", QVariant(true)).toBool();
+    bool inQuery = bufferSettings.value("UserMessagesInQueryBuffer", QVariant(false)).toBool();
+    bool inCurrent = bufferSettings.value("UserMessagesInCurrentBuffer", QVariant(false)).toBool();
+
+    if(inStatus) {
+      b = statusBuffer(msg.bufferInfo().networkId());
+      if(b) {
+        b->appendMsg(msg);
+      } else if(!inQuery && !inCurrent) {      // make sure the message get's shown somewhere
+        b = buffer(msg.bufferInfo());
+        b->appendMsg(msg);
+      }
+    }
+
+    if(inQuery) {
+      b = buffer(msg.bufferInfo().bufferId());
+      if(b) {
+        b->appendMsg(msg);
+      } else if(!inStatus && !inCurrent) { // make sure the message get's shown somewhere
+        b = statusBuffer(msg.bufferInfo().networkId());
+      if(!b) b = buffer(msg.bufferInfo()); // seems like we have to create the buffer anyways...
+      b->appendMsg(msg);
+      }
+    }
+
+    if(inCurrent) {
+      BufferId currentId = bufferModel()->currentIndex().data(NetworkModel::BufferIdRole).value<BufferId>();
+      b = buffer(currentId);
+      if(b && currentId != msg.bufferInfo().bufferId() && !inQuery) {
+        b->appendMsg(msg);
+      } else if(!inStatus && !inQuery) {       // make sure the message get's shown somewhere
+        b = statusBuffer(msg.bufferInfo().networkId());
+        if(!b) b = buffer(msg.bufferInfo()); // seems like we have to create the buffer anyways...
+        b->appendMsg(msg);
+      }
     }
   } else {
+    // the regular case: we can deliver where it was supposed to go
     b = buffer(msg.bufferInfo());
+    b->appendMsg(msg);
   }
-
-  checkForHighlight(msg);
-  b->appendMsg(msg);
   //bufferModel()->updateBufferActivity(msg);
 
   if(msg.type() == Message::Plain || msg.type() == Message::Notice || msg.type() == Message::Action) {
@@ -399,35 +502,76 @@ void Client::recvMessage(const Message &message) {
       ? net->networkName() + ":"
       : QString();
     QString sender = networkName + msg.bufferInfo().bufferName() + ":" + msg.sender();
-    Message mmsg = Message(msg.timestamp(), msg.bufferInfo(), msg.type(), msg.text(), sender, msg.flags());
+    Message mmsg = Message(msg.timestamp(), msg.bufferInfo(), msg.type(), msg.contents(), sender, msg.flags());
     monitorBuffer()->appendMsg(mmsg);
   }
+  emit messageReceived(msg);
 }
+#else
+
+void Client::recvMessage(const Message &msg) {
+  //checkForHighlight(msg);
+  _messageModel->insertMessage(msg);
+}
+
+#endif /* SPUTDEV */
 
 void Client::recvStatusMsg(QString /*net*/, QString /*msg*/) {
   //recvMessage(net, Message::server("", QString("[STATUS] %1").arg(msg)));
 }
 
-void Client::recvBacklogData(BufferInfo id, QVariantList msgs, bool /*done*/) {
-  Buffer *b = buffer(id);
+#ifdef SPUTDEV
+void Client::receiveBacklog(BufferId bufferId, const QVariantList &msgs) {
+  //checkForHighlight(msg);
   foreach(QVariant v, msgs) {
-    Message msg = v.value<Message>();
+    _messageModel->insertMessage(v.value<Message>());
+  }
+}
+
+#else
+
+void Client::receiveBacklog(BufferId bufferId, const QVariantList &msgs) {
+  Buffer *buffer_ = buffer(bufferId);
+  if(!buffer_) {
+    qWarning() << "Client::receiveBacklog(): received Backlog for unknown Buffer:" << bufferId;
+    return;
+  }
+
+  if(msgs.isEmpty())
+    return; // no work to be done...
+  
+  QVariantList::const_iterator msgIter = msgs.constBegin();
+  QVariantList::const_iterator msgIterEnd = msgs.constEnd();
+  Message msg;
+  while(msgIter != msgIterEnd) {
+    msg = (*msgIter).value<Message>();
     checkForHighlight(msg);
-    b->prependMsg(msg);
-    //networkModel()->updateBufferActivity(msg);
-    if(!layoutQueue.contains(b)) layoutQueue.append(b);
+    buffer_->prependMsg(msg);
+    msgIter++;
+  }
+
+  if(!layoutQueue.contains(buffer_))
+    layoutQueue.append(buffer_);
+
+  if(!layoutTimer->isActive()) {
+    layoutTimer->start();
   }
-  if(layoutQueue.count() && !layoutTimer->isActive()) layoutTimer->start();
 }
+#endif /* SPUTDEV */
 
 void Client::layoutMsg() {
-  if(layoutQueue.count()) {
-    Buffer *b = layoutQueue.takeFirst();  // TODO make this the current buffer
-    if(b->layoutMsg())
-      layoutQueue.append(b);  // Buffer has more messages in its queue --> Round Robin
+  if(layoutQueue.isEmpty()) {
+    layoutTimer->stop();
+    return;
   }
   
-  if(!layoutQueue.count())
+  Buffer *buffer = layoutQueue.takeFirst();
+  if(buffer->layoutMsg()) {
+    layoutQueue.append(buffer);  // Buffer has more messages in its queue --> Round Robin
+    return;
+  }
+
+  if(layoutQueue.isEmpty())
     layoutTimer->stop();
 }
 
@@ -436,33 +580,99 @@ AbstractUiMsg *Client::layoutMsg(const Message &msg) {
 }
 
 void Client::checkForHighlight(Message &msg) {
+  NotificationSettings notificationSettings;
   const Network *net = network(msg.bufferInfo().networkId());
   if(net && !net->myNick().isEmpty()) {
-    QRegExp nickRegExp("^(.*\\W)?" + QRegExp::escape(net->myNick()) + "(\\W.*)?$");
-    if((msg.type() & (Message::Plain | Message::Notice | Message::Action)) && nickRegExp.exactMatch(msg.text()))
-      msg.setFlags(msg.flags() | Message::Highlight);
+    QStringList nickList;
+    if(notificationSettings.highlightNick() == NotificationSettings::CurrentNick) {
+      nickList << net->myNick();
+    } else if(notificationSettings.highlightNick() == NotificationSettings::AllNicks) {
+      nickList = identity(net->identity())->nicks();
+    }
+    foreach(QString nickname, nickList) {
+      QRegExp nickRegExp("^(.*\\W)?" + QRegExp::escape(nickname) + "(\\W.*)?$");
+      if((msg.type() & (Message::Plain | Message::Notice | Message::Action))
+          && !(msg.flags() & Message::Self)
+          && nickRegExp.exactMatch(msg.contents())) {
+        msg.setFlags(msg.flags() | Message::Highlight);
+        return;
+      }
+    }
+
+    foreach(QVariant highlight, notificationSettings.highlightList()) {
+      QVariantMap highlightRule = highlight.toMap();
+      if(!highlightRule["enable"].toBool())
+        continue;
+      Qt::CaseSensitivity caseSensitivity = highlightRule["cs"].toBool() ? Qt::CaseSensitive : Qt::CaseInsensitive;
+      QString name = highlightRule["name"].toString();
+      QRegExp userRegExp;
+      if(highlightRule["regex"].toBool()) {
+        userRegExp = QRegExp(name, caseSensitivity);
+      } else {
+        userRegExp = QRegExp("^(.*\\W)?" + QRegExp::escape(name) + "(\\W.*)?$", caseSensitivity);
+      }
+      if((msg.type() & (Message::Plain | Message::Notice | Message::Action))
+          && !(msg.flags() & Message::Self)
+          && userRegExp.exactMatch(msg.contents())) {
+        msg.setFlags(msg.flags() | Message::Highlight);
+        return;
+      }
+    }
   }
 }
 
-void Client::updateLastSeen(BufferId id, const QDateTime &lastSeen) {
+void Client::updateLastSeenMsg(BufferId id, const MsgId &msgId) {
   Buffer *b = buffer(id);
   if(!b) {
     qWarning() << "Client::updateLastSeen(): Unknown buffer" << id;
     return;
   }
-  b->setLastSeen(lastSeen);
+  b->setLastSeenMsg(msgId);
+}
+
+void Client::setBufferLastSeenMsg(BufferId id, const MsgId &msgId) {
+  if(!bufferSyncer())
+    return;
+  bufferSyncer()->requestSetLastSeenMsg(id, msgId);
 }
 
-void Client::setBufferLastSeen(BufferId id, const QDateTime &lastSeen) {
+void Client::removeBuffer(BufferId id) {
   if(!bufferSyncer()) return;
-  bufferSyncer()->requestSetLastSeen(id, lastSeen);
+  bufferSyncer()->requestRemoveBuffer(id);
 }
 
 void Client::bufferRemoved(BufferId bufferId) {
-  networkModel()->removeBuffer(bufferId);
+  // first remove the buffer from hash. this prohibits further lastSeenUpdates
+  Buffer *buff = 0;
   if(_buffers.contains(bufferId)) {
-    Buffer *buff = _buffers.take(bufferId);
+    buff = _buffers.take(bufferId);
+    layoutQueue.removeAll(buff);
     disconnect(buff, 0, this, 0);
+  }
+
+  // then we select a sane buffer (status buffer)
+  /* we have to manually select a buffer because otherwise inconsitent changes
+   * to the model might occur:
+   * the result of a buffer removal triggers a change in the selection model.
+   * the newly selected buffer might be a channel that hasn't been selected yet
+   * and a new nickview would be created (which never heard of the "rowsAboutToBeRemoved").
+   * this new view (and/or) its sort filter will then only receive a "rowsRemoved" signal.
+   */
+  QModelIndex current = bufferModel()->currentIndex();
+  if(current.data(NetworkModel::BufferIdRole).value<BufferId>() == bufferId) {
+    bufferModel()->setCurrentIndex(current.sibling(0,0));
+  }
+
+  // and remove it from the model
+  networkModel()->removeBuffer(bufferId);
+
+  if(buff)
     buff->deleteLater();
+}
+
+void Client::bufferRenamed(BufferId bufferId, const QString &newName) {
+  QModelIndex bufferIndex = networkModel()->bufferIndex(bufferId);
+  if(bufferIndex.isValid()) {
+    networkModel()->setData(bufferIndex, newName, Qt::DisplayRole);
   }
 }