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 "global.h"
  32 #include "identity.h"
  33 #include "ircchannel.h"
  34 #include "ircuser.h"
  35 #include "message.h"
  36 #include "messagemodel.h"
  37 #include "network.h"
  38 #include "networkmodel.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   //delete instanceptr;
  56   instanceptr->deleteLater();
  57 }
  58
  59 void Client::init(AbstractUi *ui) {
  60   instance()->mainUi = ui;
  61   instance()->init();
  62 }
  63
  64 Client::Client(QObject *parent)
  65   : QObject(parent),
  66     socket(0),
  67     _signalProxy(new SignalProxy(SignalProxy::Client, this)),
  68     mainUi(0),
  69     _networkModel(0),
  70     _bufferModel(0),
  71     _bufferSyncer(0),
  72     _backlogManager(new ClientBacklogManager(this)),
  73     _bufferViewManager(0),
  74     _ircListHelper(new ClientIrcListHelper(this)),
  75     _messageModel(0),
  76     _messageProcessor(0),
  77     _connectedToCore(false),
  78     _syncedToCore(false)
  79 {
  80   _signalProxy->synchronize(_ircListHelper);
  81
  82   connect(_backlogManager, SIGNAL(backlog(BufferId, const QVariantList &)),
  83           this, SLOT(receiveBacklog(BufferId, const QVariantList &)));
  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(bufferUpdated(BufferInfo)),
  95           _networkModel, SLOT(bufferUpdated(BufferInfo)));
  96   connect(this, SIGNAL(networkRemoved(NetworkId)),
  97           _networkModel, SLOT(networkRemoved(NetworkId)));
  98
  99   _bufferModel = new BufferModel(_networkModel);
 100   _messageModel = mainUi->createMessageModel(this);
 101   _messageProcessor = mainUi->createMessageProcessor(this);
 102
 103   SignalProxy *p = signalProxy();
 104
 105   p->attachSlot(SIGNAL(displayMsg(const Message &)), this, SLOT(recvMessage(const Message &)));
 106   p->attachSlot(SIGNAL(displayStatusMsg(QString, QString)), this, SLOT(recvStatusMsg(QString, QString)));
 107
 108   p->attachSlot(SIGNAL(bufferInfoUpdated(BufferInfo)), this, SLOT(updateBufferInfo(BufferInfo)));
 109   p->attachSignal(this, SIGNAL(sendInput(BufferInfo, QString)));
 110   p->attachSignal(this, SIGNAL(requestNetworkStates()));
 111
 112   p->attachSignal(this, SIGNAL(requestCreateIdentity(const Identity &)), SIGNAL(createIdentity(const Identity &)));
 113   p->attachSignal(this, SIGNAL(requestUpdateIdentity(const Identity &)), SIGNAL(updateIdentity(const Identity &)));
 114   p->attachSignal(this, SIGNAL(requestRemoveIdentity(IdentityId)), SIGNAL(removeIdentity(IdentityId)));
 115   p->attachSlot(SIGNAL(identityCreated(const Identity &)), this, SLOT(coreIdentityCreated(const Identity &)));
 116   p->attachSlot(SIGNAL(identityRemoved(IdentityId)), this, SLOT(coreIdentityRemoved(IdentityId)));
 117
 118   p->attachSignal(this, SIGNAL(requestCreateNetwork(const NetworkInfo &)), SIGNAL(createNetwork(const NetworkInfo &)));
 119   p->attachSignal(this, SIGNAL(requestUpdateNetwork(const NetworkInfo &)), SIGNAL(updateNetwork(const NetworkInfo &)));
 120   p->attachSignal(this, SIGNAL(requestRemoveNetwork(NetworkId)), SIGNAL(removeNetwork(NetworkId)));
 121   p->attachSlot(SIGNAL(networkCreated(NetworkId)), this, SLOT(coreNetworkCreated(NetworkId)));
 122   p->attachSlot(SIGNAL(networkRemoved(NetworkId)), this, SLOT(coreNetworkRemoved(NetworkId)));
 123
 124   connect(p, SIGNAL(disconnected()), this, SLOT(disconnectFromCore()));
 125
 126   //connect(mainUi, SIGNAL(connectToCore(const QVariantMap &)), this, SLOT(connectToCore(const QVariantMap &)));
 127   connect(mainUi, SIGNAL(disconnectFromCore()), this, SLOT(disconnectFromCore()));
 128   connect(this, SIGNAL(connected()), mainUi, SLOT(connectedToCore()));
 129   connect(this, SIGNAL(disconnected()), mainUi, SLOT(disconnectedFromCore()));
 130
 131 }
 132
 133 /*** public static methods ***/
 134
 135 AccountId Client::currentCoreAccount() {
 136   return _currentCoreAccount;
 137 }
 138
 139 void Client::setCurrentCoreAccount(AccountId id) {
 140   _currentCoreAccount = id;
 141 }
 142
 143 QList<BufferInfo> Client::allBufferInfos() {
 144   QList<BufferInfo> bufferids;
 145   foreach(Buffer *buffer, buffers()) {
 146     bufferids << buffer->bufferInfo();
 147   }
 148   return bufferids;
 149 }
 150
 151 QList<Buffer *> Client::buffers() {
 152   return instance()->_buffers.values();
 153 }
 154
 155
 156 Buffer *Client::statusBuffer(const NetworkId &networkId) const {
 157   if(_statusBuffers.contains(networkId))
 158     return _statusBuffers[networkId];
 159   else
 160     return 0;
 161 }
 162
 163 Buffer *Client::buffer(BufferInfo bufferInfo) {
 164   Buffer *buff = 0;
 165   if(instance()->_buffers.contains(bufferInfo.bufferId()))
 166     buff = instance()->_buffers[bufferInfo.bufferId()];
 167
 168   if(!buff) {
 169     Client *client = Client::instance();
 170     buff = new Buffer(bufferInfo, client);
 171     connect(buff, SIGNAL(destroyed()), client, SLOT(bufferDestroyed()));
 172     client->_buffers[bufferInfo.bufferId()] = buff;
 173     if(bufferInfo.type() == BufferInfo::StatusBuffer)
 174       client->_statusBuffers[bufferInfo.networkId()] = buff;
 175
 176     emit client->bufferUpdated(bufferInfo);
 177
 178     // I don't like this: but currently there isn't really a prettier way:
 179     if(isSynced()) {  // this slows down syncing a lot, so disable it during sync
 180       QModelIndex bufferIdx = networkModel()->bufferIndex(bufferInfo.bufferId());
 181       bufferModel()->setCurrentIndex(bufferModel()->mapFromSource(bufferIdx));
 182     }
 183   }
 184   Q_ASSERT(buff);
 185   return buff;
 186 }
 187
 188 bool Client::isConnected() {
 189   return instance()->_connectedToCore;
 190 }
 191
 192 bool Client::isSynced() {
 193   return instance()->_syncedToCore;
 194 }
 195
 196 /*** Network handling ***/
 197
 198 QList<NetworkId> Client::networkIds() {
 199   return instance()->_networks.keys();
 200 }
 201
 202 const Network * Client::network(NetworkId networkid) {
 203   if(instance()->_networks.contains(networkid)) return instance()->_networks[networkid];
 204   else return 0;
 205 }
 206
 207 void Client::createNetwork(const NetworkInfo &info) {
 208   emit instance()->requestCreateNetwork(info);
 209 }
 210
 211 void Client::updateNetwork(const NetworkInfo &info) {
 212   emit instance()->requestUpdateNetwork(info);
 213 }
 214
 215 void Client::removeNetwork(NetworkId id) {
 216   emit instance()->requestRemoveNetwork(id);
 217 }
 218
 219 void Client::addNetwork(Network *net) {
 220   net->setProxy(signalProxy());
 221   signalProxy()->synchronize(net);
 222   networkModel()->attachNetwork(net);
 223   connect(net, SIGNAL(destroyed()), instance(), SLOT(networkDestroyed()));
 224   instance()->_networks[net->networkId()] = net;
 225   emit instance()->networkCreated(net->networkId());
 226 }
 227
 228 void Client::coreNetworkCreated(NetworkId id) {
 229   if(_networks.contains(id)) {
 230     qWarning() << "Creation of already existing network requested!";
 231     return;
 232   }
 233   Network *net = new Network(id, this);
 234   addNetwork(net);
 235 }
 236
 237 void Client::coreNetworkRemoved(NetworkId id) {
 238   if(!_networks.contains(id))
 239     return;
 240   Network *net = _networks.take(id);
 241   emit networkRemoved(net->networkId());
 242   net->deleteLater();
 243 }
 244
 245 /*** Identity handling ***/
 246
 247 QList<IdentityId> Client::identityIds() {
 248   return instance()->_identities.keys();
 249 }
 250
 251 const Identity * Client::identity(IdentityId id) {
 252   if(instance()->_identities.contains(id)) return instance()->_identities[id];
 253   else return 0;
 254 }
 255
 256 void Client::createIdentity(const Identity &id) {
 257   emit instance()->requestCreateIdentity(id);
 258 }
 259
 260 void Client::updateIdentity(const Identity &id) {
 261   emit instance()->requestUpdateIdentity(id);
 262 }
 263
 264 void Client::removeIdentity(IdentityId id) {
 265   emit instance()->requestRemoveIdentity(id);
 266 }
 267
 268 void Client::coreIdentityCreated(const Identity &other) {
 269   if(!_identities.contains(other.id())) {
 270     Identity *identity = new Identity(other, this);
 271     _identities[other.id()] = identity;
 272     identity->setInitialized();
 273     signalProxy()->synchronize(identity);
 274     emit identityCreated(other.id());
 275   } else {
 276     qWarning() << tr("Identity already exists in client!");
 277   }
 278 }
 279
 280 void Client::coreIdentityRemoved(IdentityId id) {
 281   if(_identities.contains(id)) {
 282     emit identityRemoved(id);
 283     Identity *i = _identities.take(id);
 284     i->deleteLater();
 285   }
 286 }
 287
 288 /***  ***/
 289 void Client::userInput(BufferInfo bufferInfo, QString message) {
 290   emit instance()->sendInput(bufferInfo, message);
 291 }
 292
 293 /*** core connection stuff ***/
 294
 295 void Client::setConnectedToCore(QIODevice *sock, AccountId id) {
 296   socket = sock;
 297   signalProxy()->addPeer(socket);
 298   _connectedToCore = true;
 299   setCurrentCoreAccount(id);
 300 }
 301
 302 void Client::setSyncedToCore() {
 303   // create buffersyncer
 304   Q_ASSERT(!_bufferSyncer);
 305   _bufferSyncer = new BufferSyncer(this);
 306   connect(bufferSyncer(), SIGNAL(lastSeenMsgSet(BufferId, MsgId)), _networkModel, SLOT(setLastSeenMsgId(BufferId, MsgId)));
 307   connect(bufferSyncer(), SIGNAL(bufferRemoved(BufferId)), this, SLOT(bufferRemoved(BufferId)));
 308   connect(bufferSyncer(), SIGNAL(bufferRenamed(BufferId, QString)), this, SLOT(bufferRenamed(BufferId, QString)));
 309   signalProxy()->synchronize(bufferSyncer());
 310
 311   // attach backlog manager
 312   signalProxy()->synchronize(backlogManager());
 313
 314   // create a new BufferViewManager
 315   _bufferViewManager = new BufferViewManager(signalProxy(), this);
 316
 317   _syncedToCore = true;
 318   emit connected();
 319   emit coreConnectionStateChanged(true);
 320 }
 321
 322 void Client::setSecuredConnection() {
 323   emit securedConnection();
 324 }
 325
 326 void Client::disconnectFromCore() {
 327   if(!isConnected())
 328     return;
 329   _connectedToCore = false;
 330
 331   if(socket) {
 332     socket->close();
 333     socket->deleteLater();
 334   }
 335   _syncedToCore = false;
 336   emit disconnected();
 337   emit coreConnectionStateChanged(false);
 338
 339   messageProcessor()->reset();
 340
 341   // Clear internal data. Hopefully nothing relies on it at this point.
 342   setCurrentCoreAccount(0);
 343
 344   if(_bufferSyncer) {
 345     _bufferSyncer->deleteLater();
 346     _bufferSyncer = 0;
 347   }
 348
 349   if(_bufferViewManager) {
 350     _bufferViewManager->deleteLater();
 351     _bufferViewManager = 0;
 352   }
 353
 354   _messageModel->clear();
 355   _networkModel->clear();
 356
 357   QHash<BufferId, Buffer *>::iterator bufferIter =  _buffers.begin();
 358   while(bufferIter != _buffers.end()) {
 359     Buffer *buffer = bufferIter.value();
 360     disconnect(buffer, SIGNAL(destroyed()), this, 0);
 361     bufferIter = _buffers.erase(bufferIter);
 362     buffer->deleteLater();
 363   }
 364   Q_ASSERT(_buffers.isEmpty());
 365
 366   _statusBuffers.clear();
 367
 368   QHash<NetworkId, Network*>::iterator netIter = _networks.begin();
 369   while(netIter != _networks.end()) {
 370     Network *net = netIter.value();
 371     emit networkRemoved(net->networkId());
 372     disconnect(net, SIGNAL(destroyed()), this, 0);
 373     netIter = _networks.erase(netIter);
 374     net->deleteLater();
 375   }
 376   Q_ASSERT(_networks.isEmpty());
 377
 378   QHash<IdentityId, Identity*>::iterator idIter = _identities.begin();
 379   while(idIter != _identities.end()) {
 380     Identity *id = idIter.value();
 381     emit identityRemoved(id->id());
 382     idIter = _identities.erase(idIter);
 383     id->deleteLater();
 384   }
 385   Q_ASSERT(_identities.isEmpty());
 386
 387 }
 388
 389 void Client::setCoreConfiguration(const QVariantMap &settings) {
 390   SignalProxy::writeDataToDevice(socket, settings);
 391 }
 392
 393 /*** ***/
 394
 395 void Client::updateBufferInfo(BufferInfo id) {
 396   emit bufferUpdated(id);
 397 }
 398
 399 void Client::bufferDestroyed() {
 400   Buffer *buffer = static_cast<Buffer *>(sender());
 401   QHash<BufferId, Buffer *>::iterator iter = _buffers.begin();
 402   while(iter != _buffers.end()) {
 403     if(iter.value() == buffer) {
 404       iter = _buffers.erase(iter);
 405       break;
 406     }
 407     iter++;
 408   }
 409
 410   QHash<NetworkId, Buffer *>::iterator statusIter = _statusBuffers.begin();
 411   while(statusIter != _statusBuffers.end()) {
 412     if(statusIter.value() == buffer) {
 413       statusIter = _statusBuffers.erase(statusIter);
 414       break;
 415     }
 416     statusIter++;
 417   }
 418 }
 419
 420 void Client::networkDestroyed() {
 421   Network *net = static_cast<Network *>(sender());
 422   QHash<NetworkId, Network *>::iterator netIter = _networks.begin();
 423   while(netIter != _networks.end()) {
 424     if(*netIter == net) {
 425       netIter = _networks.erase(netIter);
 426       break;
 427     } else {
 428       netIter++;
 429     }
 430   }
 431 }
 432
 433 // Hmm... we never used this...
 434 void Client::recvStatusMsg(QString /*net*/, QString /*msg*/) {
 435   //recvMessage(net, Message::server("", QString("[STATUS] %1").arg(msg)));
 436 }
 437
 438 void Client::recvMessage(const Message &msg_) {
 439   Message msg = msg_;
 440   messageProcessor()->process(msg);
 441 }
 442
 443 void Client::receiveBacklog(BufferId bufferId, const QVariantList &msgs) {
 444   //QTime start = QTime::currentTime();
 445   QList<Message> msglist;
 446   foreach(QVariant v, msgs) {
 447     Message msg = v.value<Message>();
 448     msg.setFlags(msg.flags() | Message::Backlog);
 449     msglist << msg;
 450   }
 451   messageProcessor()->process(msglist);
 452   //qDebug() << "processed" << msgs.count() << "backlog lines in" << start.msecsTo(QTime::currentTime());
 453 }
 454
 455 void Client::setBufferLastSeenMsg(BufferId id, const MsgId &msgId) {
 456   if(!bufferSyncer())
 457     return;
 458   bufferSyncer()->requestSetLastSeenMsg(id, msgId);
 459 }
 460
 461 void Client::removeBuffer(BufferId id) {
 462   if(!bufferSyncer()) return;
 463   bufferSyncer()->requestRemoveBuffer(id);
 464 }
 465
 466 void Client::bufferRemoved(BufferId bufferId) {
 467   // first remove the buffer from hash. this prohibits further lastSeenUpdates
 468   Buffer *buff = 0;
 469   if(_buffers.contains(bufferId)) {
 470     buff = _buffers.take(bufferId);
 471     disconnect(buff, 0, this, 0);
 472   }
 473
 474   // then we select a sane buffer (status buffer)
 475   /* we have to manually select a buffer because otherwise inconsitent changes
 476    * to the model might occur:
 477    * the result of a buffer removal triggers a change in the selection model.
 478    * the newly selected buffer might be a channel that hasn't been selected yet
 479    * and a new nickview would be created (which never heard of the "rowsAboutToBeRemoved").
 480    * this new view (and/or) its sort filter will then only receive a "rowsRemoved" signal.
 481    */
 482   QModelIndex current = bufferModel()->currentIndex();
 483   if(current.data(NetworkModel::BufferIdRole).value<BufferId>() == bufferId) {
 484     bufferModel()->setCurrentIndex(current.sibling(0,0));
 485   }
 486
 487   // and remove it from the model
 488   networkModel()->removeBuffer(bufferId);
 489
 490   if(buff)
 491     buff->deleteLater();
 492 }
 493
 494 void Client::bufferRenamed(BufferId bufferId, const QString &newName) {
 495   QModelIndex bufferIndex = networkModel()->bufferIndex(bufferId);
 496   if(bufferIndex.isValid()) {
 497     networkModel()->setData(bufferIndex, newName, Qt::DisplayRole);
 498   }
 499 }