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