src/client/client.cpp

   1 /***************************************************************************
   2  *   Copyright (C) 2005-08 by the Quassel Project                          *
   3  *   devel@quassel-irc.org                                                 *
   4  *                                                                         *
   5  *   This program is free software; you can redistribute it and/or modify  *
   6  *   it under the terms of the GNU General Public License as published by  *
   7  *   the Free Software Foundation; either version 2 of the License, or     *
   8  *   (at your option) version 3.                                           *
   9  *                                                                         *
  10  *   This program is distributed in the hope that it will be useful,       *
  11  *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
  12  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
  13  *   GNU General Public License for more details.                          *
  14  *                                                                         *
  15  *   You should have received a copy of the GNU General Public License     *
  16  *   along with this program; if not, write to the                         *
  17  *   Free Software Foundation, Inc.,                                       *
  18  *   59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.             *
  19  ***************************************************************************/
  20
  21 #include "client.h"
  22
  23 #include "abstractmessageprocessor.h"
  24 #include "bufferinfo.h"
  25 #include "buffermodel.h"
  26 #include "buffersettings.h"
  27 #include "buffersyncer.h"
  28 #include "bufferviewmanager.h"
  29 #include "clientbacklogmanager.h"
  30 #include "clientirclisthelper.h"
  31 #include "identity.h"
  32 #include "ircchannel.h"
  33 #include "ircuser.h"
  34 #include "message.h"
  35 #include "messagemodel.h"
  36 #include "network.h"
  37 #include "networkmodel.h"
  38 #include "quassel.h"
  39 #include "quasselui.h"
  40 #include "signalproxy.h"
  41 #include "util.h"
  42
  43 QPointer<Client> Client::instanceptr = 0;
  44 AccountId Client::_currentCoreAccount = 0;
  45
  46 /*** Initialization/destruction ***/
  47
  48 Client *Client::instance() {
  49   if(!instanceptr)
  50     instanceptr = new Client();
  51   return instanceptr;
  52 }
  53
  54 void Client::destroy() {
  55   if(instanceptr) {
  56     delete instanceptr->mainUi;
  57     instanceptr->deleteLater();
  58     instanceptr = 0;
  59   }
  60 }
  61
  62 void Client::init(AbstractUi *ui) {
  63   instance()->mainUi = ui;
  64   instance()->init();
  65 }
  66
  67 Client::Client(QObject *parent)
  68   : QObject(parent),
  69     _signalProxy(new SignalProxy(SignalProxy::Client, this)),
  70     mainUi(0),
  71     _networkModel(0),
  72     _bufferModel(0),
  73     _bufferSyncer(0),
  74     _backlogManager(new ClientBacklogManager(this)),
  75     _bufferViewManager(0),
  76     _ircListHelper(new ClientIrcListHelper(this)),
  77     _messageModel(0),
  78     _messageProcessor(0),
  79     _connectedToCore(false),
  80     _syncedToCore(false),
  81     _debugLog(&_debugLogBuffer)
  82 {
  83   _signalProxy->synchronize(_ircListHelper);
  84 }
  85
  86 Client::~Client() {
  87   disconnectFromCore();
  88 }
  89
  90 void Client::init() {
  91   _currentCoreAccount = 0;
  92   _networkModel = new NetworkModel(this);
  93
  94   connect(this, SIGNAL(networkRemoved(NetworkId)),
  95           _networkModel, SLOT(networkRemoved(NetworkId)));
  96
  97   _bufferModel = new BufferModel(_networkModel);
  98   _messageModel = mainUi->createMessageModel(this);
  99   _messageProcessor = mainUi->createMessageProcessor(this);
 100
 101   SignalProxy *p = signalProxy();
 102
 103   p->attachSlot(SIGNAL(displayMsg(const Message &)), this, SLOT(recvMessage(const Message &)));
 104   p->attachSlot(SIGNAL(displayStatusMsg(QString, QString)), this, SLOT(recvStatusMsg(QString, QString)));
 105
 106   p->attachSlot(SIGNAL(bufferInfoUpdated(BufferInfo)), _networkModel, SLOT(bufferUpdated(BufferInfo)));
 107   p->attachSignal(this, SIGNAL(sendInput(BufferInfo, QString)));
 108   p->attachSignal(this, SIGNAL(requestNetworkStates()));
 109
 110   p->attachSignal(this, SIGNAL(requestCreateIdentity(const Identity &)), SIGNAL(createIdentity(const Identity &)));
 111   p->attachSignal(this, SIGNAL(requestRemoveIdentity(IdentityId)), SIGNAL(removeIdentity(IdentityId)));
 112   p->attachSlot(SIGNAL(identityCreated(const Identity &)), this, SLOT(coreIdentityCreated(const Identity &)));
 113   p->attachSlot(SIGNAL(identityRemoved(IdentityId)), this, SLOT(coreIdentityRemoved(IdentityId)));
 114
 115   p->attachSignal(this, SIGNAL(requestCreateNetwork(const NetworkInfo &)), SIGNAL(createNetwork(const NetworkInfo &)));
 116   p->attachSignal(this, SIGNAL(requestRemoveNetwork(NetworkId)), SIGNAL(removeNetwork(NetworkId)));
 117   p->attachSlot(SIGNAL(networkCreated(NetworkId)), this, SLOT(coreNetworkCreated(NetworkId)));
 118   p->attachSlot(SIGNAL(networkRemoved(NetworkId)), this, SLOT(coreNetworkRemoved(NetworkId)));
 119
 120   connect(p, SIGNAL(disconnected()), this, SLOT(disconnectedFromCore()));
 121
 122   //connect(mainUi, SIGNAL(connectToCore(const QVariantMap &)), this, SLOT(connectToCore(const QVariantMap &)));
 123   connect(mainUi, SIGNAL(disconnectFromCore()), this, SLOT(disconnectFromCore()));
 124   connect(this, SIGNAL(connected()), mainUi, SLOT(connectedToCore()));
 125   connect(this, SIGNAL(disconnected()), mainUi, SLOT(disconnectedFromCore()));
 126
 127   // attach backlog manager
 128   p->synchronize(backlogManager());
 129   connect(backlogManager(), SIGNAL(messagesReceived(BufferId, int)), _messageModel, SLOT(messagesReceived(BufferId, int)));
 130 }
 131
 132 /*** public static methods ***/
 133
 134 AccountId Client::currentCoreAccount() {
 135   return _currentCoreAccount;
 136 }
 137
 138 void Client::setCurrentCoreAccount(AccountId id) {
 139   _currentCoreAccount = id;
 140 }
 141
 142 bool Client::isConnected() {
 143   return instance()->_connectedToCore;
 144 }
 145
 146 bool Client::isSynced() {
 147   return instance()->_syncedToCore;
 148 }
 149
 150 /*** Network handling ***/
 151
 152 QList<NetworkId> Client::networkIds() {
 153   return instance()->_networks.keys();
 154 }
 155
 156 const Network * Client::network(NetworkId networkid) {
 157   if(instance()->_networks.contains(networkid)) return instance()->_networks[networkid];
 158   else return 0;
 159 }
 160
 161 void Client::createNetwork(const NetworkInfo &info) {
 162   emit instance()->requestCreateNetwork(info);
 163 }
 164
 165 void Client::removeNetwork(NetworkId id) {
 166   emit instance()->requestRemoveNetwork(id);
 167 }
 168
 169 void Client::updateNetwork(const NetworkInfo &info) {
 170   Network *netptr = instance()->_networks.value(info.networkId, 0);
 171   if(!netptr) {
 172     qWarning() << "Update for unknown network requested:" << info;
 173     return;
 174   }
 175   netptr->requestSetNetworkInfo(info);
 176 }
 177
 178 void Client::addNetwork(Network *net) {
 179   net->setProxy(signalProxy());
 180   signalProxy()->synchronize(net);
 181   networkModel()->attachNetwork(net);
 182   connect(net, SIGNAL(destroyed()), instance(), SLOT(networkDestroyed()));
 183   instance()->_networks[net->networkId()] = net;
 184   emit instance()->networkCreated(net->networkId());
 185 }
 186
 187 void Client::coreNetworkCreated(NetworkId id) {
 188   if(_networks.contains(id)) {
 189     qWarning() << "Creation of already existing network requested!";
 190     return;
 191   }
 192   Network *net = new Network(id, this);
 193   addNetwork(net);
 194 }
 195
 196 void Client::coreNetworkRemoved(NetworkId id) {
 197   if(!_networks.contains(id))
 198     return;
 199   Network *net = _networks.take(id);
 200   emit networkRemoved(net->networkId());
 201   net->deleteLater();
 202 }
 203
 204 /*** Identity handling ***/
 205
 206 QList<IdentityId> Client::identityIds() {
 207   return instance()->_identities.keys();
 208 }
 209
 210 const Identity * Client::identity(IdentityId id) {
 211   if(instance()->_identities.contains(id)) return instance()->_identities[id];
 212   else return 0;
 213 }
 214
 215 void Client::createIdentity(const Identity &id) {
 216   emit instance()->requestCreateIdentity(id);
 217 }
 218
 219 void Client::updateIdentity(IdentityId id, const QVariantMap &ser) {
 220   Identity *idptr = instance()->_identities.value(id, 0);
 221   if(!idptr) {
 222     qWarning() << "Update for unknown identity requested:" << id;
 223     return;
 224   }
 225   idptr->requestUpdate(ser);
 226 }
 227
 228 void Client::removeIdentity(IdentityId id) {
 229   emit instance()->requestRemoveIdentity(id);
 230 }
 231
 232 void Client::coreIdentityCreated(const Identity &other) {
 233   if(!_identities.contains(other.id())) {
 234     Identity *identity = new Identity(other, this);
 235     _identities[other.id()] = identity;
 236     identity->setInitialized();
 237     signalProxy()->synchronize(identity);
 238     emit identityCreated(other.id());
 239   } else {
 240     qWarning() << tr("Identity already exists in client!");
 241   }
 242 }
 243
 244 void Client::coreIdentityRemoved(IdentityId id) {
 245   if(_identities.contains(id)) {
 246     emit identityRemoved(id);
 247     Identity *i = _identities.take(id);
 248     i->deleteLater();
 249   }
 250 }
 251
 252 /***  ***/
 253 void Client::userInput(BufferInfo bufferInfo, QString message) {
 254   emit instance()->sendInput(bufferInfo, message);
 255 }
 256
 257 /*** core connection stuff ***/
 258
 259 void Client::setConnectedToCore(QIODevice *socket, AccountId id) {
 260   // if the socket is an orphan, the signalProxy adopts it.
 261   // -> we don't need to care about it anymore
 262   socket->setParent(0);
 263   signalProxy()->addPeer(socket);
 264   _connectedToCore = true;
 265   setCurrentCoreAccount(id);
 266 }
 267
 268 void Client::setConnectedToInternalCore() {
 269   _connectedToCore = true;
 270   setCurrentCoreAccount(AccountId());
 271 }
 272
 273 void Client::setSyncedToCore() {
 274   // create buffersyncer
 275   Q_ASSERT(!_bufferSyncer);
 276   _bufferSyncer = new BufferSyncer(this);
 277   connect(bufferSyncer(), SIGNAL(lastSeenMsgSet(BufferId, MsgId)), _networkModel, SLOT(setLastSeenMsgId(BufferId, MsgId)));
 278   connect(bufferSyncer(), SIGNAL(bufferRemoved(BufferId)), this, SLOT(bufferRemoved(BufferId)));
 279   connect(bufferSyncer(), SIGNAL(bufferRenamed(BufferId, QString)), this, SLOT(bufferRenamed(BufferId, QString)));
 280   signalProxy()->synchronize(bufferSyncer());
 281
 282   // create a new BufferViewManager
 283   _bufferViewManager = new BufferViewManager(signalProxy(), this);
 284
 285   _syncedToCore = true;
 286   emit connected();
 287   emit coreConnectionStateChanged(true);
 288 }
 289
 290 void Client::setSecuredConnection() {
 291   emit securedConnection();
 292 }
 293
 294 void Client::disconnectFromCore() {
 295   if(!isConnected())
 296     return;
 297
 298   signalProxy()->removeAllPeers();
 299 }
 300
 301 void Client::disconnectedFromCore() {
 302   _connectedToCore = false;
 303   _syncedToCore = false;
 304   emit disconnected();
 305   emit coreConnectionStateChanged(false);
 306
 307   backlogManager()->reset();
 308   messageProcessor()->reset();
 309
 310   // Clear internal data. Hopefully nothing relies on it at this point.
 311   setCurrentCoreAccount(0);
 312
 313   if(_bufferSyncer) {
 314     _bufferSyncer->deleteLater();
 315     _bufferSyncer = 0;
 316   }
 317
 318   if(_bufferViewManager) {
 319     _bufferViewManager->deleteLater();
 320     _bufferViewManager = 0;
 321   }
 322
 323   _messageModel->clear();
 324   _networkModel->clear();
 325
 326   QHash<NetworkId, Network*>::iterator netIter = _networks.begin();
 327   while(netIter != _networks.end()) {
 328     Network *net = netIter.value();
 329     emit networkRemoved(net->networkId());
 330     disconnect(net, SIGNAL(destroyed()), this, 0);
 331     netIter = _networks.erase(netIter);
 332     net->deleteLater();
 333   }
 334   Q_ASSERT(_networks.isEmpty());
 335
 336   QHash<IdentityId, Identity*>::iterator idIter = _identities.begin();
 337   while(idIter != _identities.end()) {
 338     Identity *id = idIter.value();
 339     emit identityRemoved(id->id());
 340     idIter = _identities.erase(idIter);
 341     id->deleteLater();
 342   }
 343   Q_ASSERT(_identities.isEmpty());
 344
 345 }
 346
 347 /*** ***/
 348
 349 void Client::networkDestroyed() {
 350   Network *net = static_cast<Network *>(sender());
 351   QHash<NetworkId, Network *>::iterator netIter = _networks.begin();
 352   while(netIter != _networks.end()) {
 353     if(*netIter == net) {
 354       netIter = _networks.erase(netIter);
 355       break;
 356     } else {
 357       netIter++;
 358     }
 359   }
 360 }
 361
 362 // Hmm... we never used this...
 363 void Client::recvStatusMsg(QString /*net*/, QString /*msg*/) {
 364   //recvMessage(net, Message::server("", QString("[STATUS] %1").arg(msg)));
 365 }
 366
 367 void Client::recvMessage(const Message &msg) {
 368   Message msg_ = msg;
 369   messageProcessor()->process(msg_);
 370 }
 371
 372 void Client::setBufferLastSeenMsg(BufferId id, const MsgId &msgId) {
 373   if(!bufferSyncer())
 374     return;
 375   bufferSyncer()->requestSetLastSeenMsg(id, msgId);
 376 }
 377
 378 void Client::removeBuffer(BufferId id) {
 379   if(!bufferSyncer()) return;
 380   bufferSyncer()->requestRemoveBuffer(id);
 381 }
 382
 383 void Client::bufferRemoved(BufferId bufferId) {
 384   // select a sane buffer (status buffer)
 385   /* we have to manually select a buffer because otherwise inconsitent changes
 386    * to the model might occur:
 387    * the result of a buffer removal triggers a change in the selection model.
 388    * the newly selected buffer might be a channel that hasn't been selected yet
 389    * and a new nickview would be created (which never heard of the "rowsAboutToBeRemoved").
 390    * this new view (and/or) its sort filter will then only receive a "rowsRemoved" signal.
 391    */
 392   QModelIndex current = bufferModel()->currentIndex();
 393   if(current.data(NetworkModel::BufferIdRole).value<BufferId>() == bufferId) {
 394     bufferModel()->setCurrentIndex(current.sibling(0,0));
 395   }
 396
 397   // and remove it from the model
 398   networkModel()->removeBuffer(bufferId);
 399 }
 400
 401 void Client::bufferRenamed(BufferId bufferId, const QString &newName) {
 402   QModelIndex bufferIndex = networkModel()->bufferIndex(bufferId);
 403   if(bufferIndex.isValid()) {
 404     networkModel()->setData(bufferIndex, newName, Qt::DisplayRole);
 405   }
 406 }
 407
 408 void Client::logMessage(QtMsgType type, const char *msg) {
 409   QString prefix;
 410   switch (type) {
 411   case QtDebugMsg:
 412     prefix = "Debug";
 413     break;
 414   case QtWarningMsg:
 415     prefix = "Warning";
 416     break;
 417   case QtCriticalMsg:
 418     prefix = "Critical";
 419     break;
 420   case QtFatalMsg:
 421     Quassel::logFatalMessage(msg);
 422     return;
 423   }
 424   QString msgString = QString("%1: %3\n").arg(prefix, msg);
 425   instance()->_debugLog << msgString;
 426   emit instance()->logUpdated(msgString);
 427 }
 428