src/client/networkmodel.cpp

   1 /***************************************************************************
   2  *   Copyright (C) 2005-2015 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  *   51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.         *
  19  ***************************************************************************/
  20
  21 #include "networkmodel.h"
  22
  23 #include <QAbstractItemView>
  24 #include <QMimeData>
  25 #if QT_VERSION < 0x050000
  26 #include <QTextDocument>        // for Qt::escape()
  27 #endif
  28
  29 #include "buffermodel.h"
  30 #include "buffersettings.h"
  31 #include "client.h"
  32 #include "clientignorelistmanager.h"
  33 #include "clientsettings.h"
  34 #include "ircchannel.h"
  35 #include "network.h"
  36 #include "signalproxy.h"
  37
  38 /*****************************************
  39 *  Network Items
  40 *****************************************/
  41 NetworkItem::NetworkItem(const NetworkId &netid, AbstractTreeItem *parent)
  42     : PropertyMapItem(QList<QString>() << "networkName" << "currentServer" << "nickCount", parent),
  43     _networkId(netid),
  44     _statusBufferItem(0)
  45 {
  46     // DO NOT EMIT dataChanged() DIRECTLY IN NetworkItem
  47     // use networkDataChanged() instead. Otherwise you will end up in a infinite loop
  48     // as we "sync" the dataChanged() signals of NetworkItem and StatusBufferItem
  49     setFlags(Qt::ItemIsEnabled | Qt::ItemIsSelectable);
  50     connect(this, SIGNAL(networkDataChanged(int)), this, SIGNAL(dataChanged(int)));
  51     connect(this, SIGNAL(beginRemoveChilds(int, int)), this, SLOT(onBeginRemoveChilds(int, int)));
  52 }
  53
  54
  55 QVariant NetworkItem::data(int column, int role) const
  56 {
  57     switch (role) {
  58     case NetworkModel::BufferIdRole:
  59     case NetworkModel::BufferInfoRole:
  60     case NetworkModel::BufferTypeRole:
  61     case NetworkModel::BufferActivityRole:
  62         if (_statusBufferItem)
  63             return _statusBufferItem->data(column, role);
  64         else
  65             return QVariant();
  66     case NetworkModel::NetworkIdRole:
  67         return qVariantFromValue(_networkId);
  68     case NetworkModel::ItemTypeRole:
  69         return NetworkModel::NetworkItemType;
  70     case NetworkModel::ItemActiveRole:
  71         return isActive();
  72     default:
  73         return PropertyMapItem::data(column, role);
  74     }
  75 }
  76
  77
  78 // FIXME shouldn't we check the bufferItemCache here?
  79 BufferItem *NetworkItem::findBufferItem(BufferId bufferId)
  80 {
  81     BufferItem *bufferItem = 0;
  82
  83     for (int i = 0; i < childCount(); i++) {
  84         bufferItem = qobject_cast<BufferItem *>(child(i));
  85         if (!bufferItem)
  86             continue;
  87         if (bufferItem->bufferId() == bufferId)
  88             return bufferItem;
  89     }
  90     return 0;
  91 }
  92
  93
  94 BufferItem *NetworkItem::bufferItem(const BufferInfo &bufferInfo)
  95 {
  96     BufferItem *bufferItem = findBufferItem(bufferInfo);
  97     if (bufferItem)
  98         return bufferItem;
  99
 100     switch (bufferInfo.type()) {
 101     case BufferInfo::StatusBuffer:
 102         _statusBufferItem = new StatusBufferItem(bufferInfo, this);
 103         bufferItem = _statusBufferItem;
 104         disconnect(this, SIGNAL(networkDataChanged(int)), this, SIGNAL(dataChanged(int)));
 105         connect(this, SIGNAL(networkDataChanged(int)), bufferItem, SIGNAL(dataChanged(int)));
 106         connect(bufferItem, SIGNAL(dataChanged(int)), this, SIGNAL(dataChanged(int)));
 107         break;
 108     case BufferInfo::ChannelBuffer:
 109         bufferItem = new ChannelBufferItem(bufferInfo, this);
 110         break;
 111     case BufferInfo::QueryBuffer:
 112         bufferItem = new QueryBufferItem(bufferInfo, this);
 113         break;
 114     default:
 115         bufferItem = new BufferItem(bufferInfo, this);
 116     }
 117
 118     newChild(bufferItem);
 119
 120     // postprocess... this is necessary because Qt doesn't seem to like adding children which already have children on their own
 121     switch (bufferInfo.type()) {
 122     case BufferInfo::ChannelBuffer:
 123     {
 124         ChannelBufferItem *channelBufferItem = static_cast<ChannelBufferItem *>(bufferItem);
 125         if (_network) {
 126             IrcChannel *ircChannel = _network->ircChannel(bufferInfo.bufferName());
 127             if (ircChannel)
 128                 channelBufferItem->attachIrcChannel(ircChannel);
 129         }
 130     }
 131     break;
 132     default:
 133         break;
 134     }
 135
 136     return bufferItem;
 137 }
 138
 139
 140 void NetworkItem::attachNetwork(Network *network)
 141 {
 142     if (!network)
 143         return;
 144
 145     _network = network;
 146
 147     connect(network, SIGNAL(networkNameSet(QString)),
 148         this, SLOT(setNetworkName(QString)));
 149     connect(network, SIGNAL(currentServerSet(QString)),
 150         this, SLOT(setCurrentServer(QString)));
 151     connect(network, SIGNAL(ircChannelAdded(IrcChannel *)),
 152         this, SLOT(attachIrcChannel(IrcChannel *)));
 153     connect(network, SIGNAL(ircUserAdded(IrcUser *)),
 154         this, SLOT(attachIrcUser(IrcUser *)));
 155     connect(network, SIGNAL(connectedSet(bool)),
 156         this, SIGNAL(networkDataChanged()));
 157     connect(network, SIGNAL(destroyed()),
 158         this, SLOT(onNetworkDestroyed()));
 159
 160     emit networkDataChanged();
 161 }
 162
 163
 164 void NetworkItem::attachIrcChannel(IrcChannel *ircChannel)
 165 {
 166     ChannelBufferItem *channelItem;
 167     for (int i = 0; i < childCount(); i++) {
 168         channelItem = qobject_cast<ChannelBufferItem *>(child(i));
 169         if (!channelItem)
 170             continue;
 171
 172         if (channelItem->bufferName().toLower() == ircChannel->name().toLower()) {
 173             channelItem->attachIrcChannel(ircChannel);
 174             return;
 175         }
 176     }
 177 }
 178
 179
 180 void NetworkItem::attachIrcUser(IrcUser *ircUser)
 181 {
 182     QueryBufferItem *queryItem = 0;
 183     for (int i = 0; i < childCount(); i++) {
 184         queryItem = qobject_cast<QueryBufferItem *>(child(i));
 185         if (!queryItem)
 186             continue;
 187
 188         if (queryItem->bufferName().toLower() == ircUser->nick().toLower()) {
 189             queryItem->setIrcUser(ircUser);
 190             break;
 191         }
 192     }
 193 }
 194
 195
 196 void NetworkItem::setNetworkName(const QString &networkName)
 197 {
 198     Q_UNUSED(networkName);
 199     emit networkDataChanged(0);
 200 }
 201
 202
 203 void NetworkItem::setCurrentServer(const QString &serverName)
 204 {
 205     Q_UNUSED(serverName);
 206     emit networkDataChanged(1);
 207 }
 208
 209
 210 QString NetworkItem::toolTip(int column) const
 211 {
 212     Q_UNUSED(column);
 213
 214 #if QT_VERSION < 0x050000
 215     QStringList toolTip(QString("<b>%1</b>").arg(Qt::escape(networkName())));
 216     toolTip.append(tr("Server: %1").arg(Qt::escape(currentServer())));
 217 #else
 218     QStringList toolTip(QString("<b>%1</b>").arg(networkName().toHtmlEscaped()));
 219     toolTip.append(tr("Server: %1").arg(currentServer().toHtmlEscaped()));
 220 #endif
 221     toolTip.append(tr("Users: %1").arg(nickCount()));
 222
 223     if (_network) {
 224         toolTip.append(tr("Lag: %1 msecs").arg(_network->latency()));
 225     }
 226
 227     return QString("<p> %1 </p>").arg(toolTip.join("<br />"));
 228 }
 229
 230
 231 void NetworkItem::onBeginRemoveChilds(int start, int end)
 232 {
 233     for (int i = start; i <= end; i++) {
 234         StatusBufferItem *statusBufferItem = qobject_cast<StatusBufferItem *>(child(i));
 235         if (statusBufferItem) {
 236             _statusBufferItem = 0;
 237             break;
 238         }
 239     }
 240 }
 241
 242
 243 void NetworkItem::onNetworkDestroyed()
 244 {
 245     _network = 0;
 246     emit networkDataChanged();
 247     removeAllChilds();
 248 }
 249
 250
 251 /*****************************************
 252 *  Fancy Buffer Items
 253 *****************************************/
 254 BufferItem::BufferItem(const BufferInfo &bufferInfo, AbstractTreeItem *parent)
 255     : PropertyMapItem(QStringList() << "bufferName" << "topic" << "nickCount", parent),
 256     _bufferInfo(bufferInfo),
 257     _activity(BufferInfo::NoActivity)
 258 {
 259     setFlags(Qt::ItemIsEnabled | Qt::ItemIsSelectable | Qt::ItemIsDragEnabled);
 260 }
 261
 262
 263 void BufferItem::setActivityLevel(BufferInfo::ActivityLevel level)
 264 {
 265     if (_activity != level) {
 266         _activity = level;
 267         emit dataChanged();
 268     }
 269 }
 270
 271
 272 void BufferItem::clearActivityLevel()
 273 {
 274     _activity = BufferInfo::NoActivity;
 275     _firstUnreadMsgId = MsgId();
 276
 277     // FIXME remove with core proto v11
 278     if (!(Client::coreFeatures() & Quassel::SynchronizedMarkerLine)) {
 279         _markerLineMsgId = _lastSeenMsgId;
 280     }
 281
 282     emit dataChanged();
 283 }
 284
 285
 286 void BufferItem::updateActivityLevel(const Message &msg)
 287 {
 288     if (isCurrentBuffer()) {
 289         return;
 290     }
 291
 292     if (msg.flags() & Message::Self)    // don't update activity for our own messages
 293         return;
 294
 295     if (Client::ignoreListManager()
 296         && Client::ignoreListManager()->match(msg, qobject_cast<NetworkItem *>(parent())->networkName()))
 297         return;
 298
 299     if (msg.msgId() <= lastSeenMsgId())
 300         return;
 301
 302     bool stateChanged = false;
 303     if (!firstUnreadMsgId().isValid() || msg.msgId() < firstUnreadMsgId()) {
 304         stateChanged = true;
 305         _firstUnreadMsgId = msg.msgId();
 306     }
 307
 308     BufferInfo::ActivityLevel oldLevel = activityLevel();
 309
 310     _activity |= BufferInfo::OtherActivity;
 311     if (msg.type() & (Message::Plain | Message::Notice | Message::Action))
 312         _activity |= BufferInfo::NewMessage;
 313
 314     if (msg.flags() & Message::Highlight)
 315         _activity |= BufferInfo::Highlight;
 316
 317     stateChanged |= (oldLevel != _activity);
 318
 319     if (stateChanged)
 320         emit dataChanged();
 321 }
 322
 323
 324 QVariant BufferItem::data(int column, int role) const
 325 {
 326     switch (role) {
 327     case NetworkModel::ItemTypeRole:
 328         return NetworkModel::BufferItemType;
 329     case NetworkModel::BufferIdRole:
 330         return qVariantFromValue(bufferInfo().bufferId());
 331     case NetworkModel::NetworkIdRole:
 332         return qVariantFromValue(bufferInfo().networkId());
 333     case NetworkModel::BufferInfoRole:
 334         return qVariantFromValue(bufferInfo());
 335     case NetworkModel::BufferTypeRole:
 336         return int(bufferType());
 337     case NetworkModel::ItemActiveRole:
 338         return isActive();
 339     case NetworkModel::BufferActivityRole:
 340         return (int)activityLevel();
 341     case NetworkModel::BufferFirstUnreadMsgIdRole:
 342         return qVariantFromValue(firstUnreadMsgId());
 343     case NetworkModel::MarkerLineMsgIdRole:
 344         return qVariantFromValue(markerLineMsgId());
 345     default:
 346         return PropertyMapItem::data(column, role);
 347     }
 348 }
 349
 350
 351 bool BufferItem::setData(int column, const QVariant &value, int role)
 352 {
 353     switch (role) {
 354     case NetworkModel::BufferActivityRole:
 355         setActivityLevel((BufferInfo::ActivityLevel)value.toInt());
 356         return true;
 357     default:
 358         return PropertyMapItem::setData(column, value, role);
 359     }
 360     return true;
 361 }
 362
 363
 364 void BufferItem::setBufferName(const QString &name)
 365 {
 366     _bufferInfo = BufferInfo(_bufferInfo.bufferId(), _bufferInfo.networkId(), _bufferInfo.type(), _bufferInfo.groupId(), name);
 367     emit dataChanged(0);
 368 }
 369
 370
 371 void BufferItem::setLastSeenMsgId(MsgId msgId)
 372 {
 373     _lastSeenMsgId = msgId;
 374
 375     // FIXME remove with core protocol v11
 376     if (!(Client::coreFeatures() & Quassel::SynchronizedMarkerLine)) {
 377         if (!isCurrentBuffer())
 378             _markerLineMsgId = msgId;
 379     }
 380
 381     setActivityLevel(BufferInfo::NoActivity);
 382 }
 383
 384
 385 void BufferItem::setMarkerLineMsgId(MsgId msgId)
 386 {
 387     _markerLineMsgId = msgId;
 388     emit dataChanged();
 389 }
 390
 391
 392 bool BufferItem::isCurrentBuffer() const
 393 {
 394     return _bufferInfo.bufferId() == Client::bufferModel()->currentIndex().data(NetworkModel::BufferIdRole).value<BufferId>();
 395 }
 396
 397
 398 QString BufferItem::toolTip(int column) const
 399 {
 400     Q_UNUSED(column);
 401     return tr("<p> %1 - %2 </p>").arg(bufferInfo().bufferId().toInt()).arg(bufferName());
 402 }
 403
 404
 405 /*****************************************
 406 *  StatusBufferItem
 407 *****************************************/
 408 StatusBufferItem::StatusBufferItem(const BufferInfo &bufferInfo, NetworkItem *parent)
 409     : BufferItem(bufferInfo, parent)
 410 {
 411 }
 412
 413
 414 QString StatusBufferItem::toolTip(int column) const
 415 {
 416     NetworkItem *networkItem = qobject_cast<NetworkItem *>(parent());
 417     if (networkItem)
 418         return networkItem->toolTip(column);
 419     else
 420         return QString();
 421 }
 422
 423
 424 /*****************************************
 425 *  QueryBufferItem
 426 *****************************************/
 427 QueryBufferItem::QueryBufferItem(const BufferInfo &bufferInfo, NetworkItem *parent)
 428     : BufferItem(bufferInfo, parent),
 429     _ircUser(0)
 430 {
 431     setFlags(flags() | Qt::ItemIsDropEnabled | Qt::ItemIsEditable);
 432
 433     const Network *net = Client::network(bufferInfo.networkId());
 434     if (!net)
 435         return;
 436
 437     IrcUser *ircUser = net->ircUser(bufferInfo.bufferName());
 438     setIrcUser(ircUser);
 439 }
 440
 441
 442 QVariant QueryBufferItem::data(int column, int role) const
 443 {
 444     switch (role) {
 445     case Qt::EditRole:
 446         return BufferItem::data(column, Qt::DisplayRole);
 447     case NetworkModel::IrcUserRole:
 448         return QVariant::fromValue<QObject *>(_ircUser);
 449     case NetworkModel::UserAwayRole:
 450         return (bool)_ircUser ? _ircUser->isAway() : false;
 451     default:
 452         return BufferItem::data(column, role);
 453     }
 454 }
 455
 456
 457 bool QueryBufferItem::setData(int column, const QVariant &value, int role)
 458 {
 459     if (column != 0)
 460         return BufferItem::setData(column, value, role);
 461
 462     switch (role) {
 463     case Qt::EditRole:
 464     {
 465         QString newName = value.toString();
 466
 467         // Sanity check - buffer names must not contain newlines!
 468         int nlpos = newName.indexOf('\n');
 469         if (nlpos >= 0)
 470             newName = newName.left(nlpos);
 471
 472         if (!newName.isEmpty()) {
 473             Client::renameBuffer(bufferId(), newName);
 474             return true;
 475         }
 476         else {
 477             return false;
 478         }
 479     }
 480     break;
 481     default:
 482         return BufferItem::setData(column, value, role);
 483     }
 484 }
 485
 486
 487 void QueryBufferItem::setBufferName(const QString &name)
 488 {
 489     BufferItem::setBufferName(name);
 490     NetworkId netId = data(0, NetworkModel::NetworkIdRole).value<NetworkId>();
 491     const Network *net = Client::network(netId);
 492     if (net)
 493         setIrcUser(net->ircUser(name));
 494 }
 495
 496
 497 QString QueryBufferItem::toolTip(int column) const
 498 {
 499     // pretty much code duplication of IrcUserItem::toolTip() but inheritance won't solve this...
 500     Q_UNUSED(column);
 501     QStringList toolTip;
 502
 503     toolTip.append(tr("<b>Query with %1</b>").arg(bufferName()));
 504
 505     if (_ircUser) {
 506         if (_ircUser->userModes() != "") toolTip[0].append(QString(" (+%1)").arg(_ircUser->userModes()));
 507         if (_ircUser->isAway()) {
 508             toolTip[0].append(QString(" (away%1)").arg(!_ircUser->awayMessage().isEmpty() ? (QString(" ") + _ircUser->awayMessage()) : QString()));
 509         }
 510         if (!_ircUser->realName().isEmpty()) toolTip.append(_ircUser->realName());
 511         if (!_ircUser->ircOperator().isEmpty()) toolTip.append(QString("%1 %2").arg(_ircUser->nick()).arg(_ircUser->ircOperator()));
 512         if (!_ircUser->suserHost().isEmpty()) toolTip.append(_ircUser->suserHost());
 513         if (!_ircUser->whoisServiceReply().isEmpty()) toolTip.append(_ircUser->whoisServiceReply());
 514
 515         toolTip.append(_ircUser->hostmask().remove(0, _ircUser->hostmask().indexOf("!")+1));
 516
 517         if (_ircUser->idleTime().isValid()) {
 518             QDateTime now = QDateTime::currentDateTime();
 519             QDateTime idle = _ircUser->idleTime();
 520             int idleTime = idle.secsTo(now);
 521             toolTip.append(tr("idling since %1").arg(secondsToString(idleTime)));
 522         }
 523         if (_ircUser->loginTime().isValid()) {
 524             toolTip.append(tr("login time: %1").arg(_ircUser->loginTime().toString()));
 525         }
 526
 527         if (!_ircUser->server().isEmpty()) toolTip.append(tr("server: %1").arg(_ircUser->server()));
 528     }
 529
 530     return QString("<p> %1 </p>").arg(toolTip.join("<br />"));
 531 }
 532
 533
 534 void QueryBufferItem::setIrcUser(IrcUser *ircUser)
 535 {
 536     if (_ircUser == ircUser)
 537         return;
 538
 539     if (_ircUser) {
 540         disconnect(_ircUser, 0, this, 0);
 541     }
 542
 543     if (ircUser) {
 544         connect(ircUser, SIGNAL(destroyed(QObject*)), SLOT(removeIrcUser()));
 545         connect(ircUser, SIGNAL(quited()), this, SLOT(removeIrcUser()));
 546         connect(ircUser, SIGNAL(awaySet(bool)), this, SIGNAL(dataChanged()));
 547         connect(ircUser, SIGNAL(encryptedSet(bool)), this, SLOT(setEncrypted(bool)));
 548     }
 549
 550     _ircUser = ircUser;
 551     emit dataChanged();
 552 }
 553
 554
 555 void QueryBufferItem::removeIrcUser()
 556 {
 557     _ircUser = 0;
 558     emit dataChanged();
 559 }
 560
 561
 562 /*****************************************
 563 *  ChannelBufferItem
 564 *****************************************/
 565 ChannelBufferItem::ChannelBufferItem(const BufferInfo &bufferInfo, AbstractTreeItem *parent)
 566     : BufferItem(bufferInfo, parent),
 567     _ircChannel(0)
 568 {
 569 }
 570
 571
 572 QVariant ChannelBufferItem::data(int column, int role) const
 573 {
 574     switch (role) {
 575     case NetworkModel::IrcChannelRole:
 576         return QVariant::fromValue<QObject *>(_ircChannel);
 577     default:
 578         return BufferItem::data(column, role);
 579     }
 580 }
 581
 582
 583 QString ChannelBufferItem::toolTip(int column) const
 584 {
 585     Q_UNUSED(column);
 586     QStringList toolTip;
 587
 588 #if QT_VERSION < 0x050000
 589     toolTip.append(tr("<b>Channel %1</b>").arg(Qt::escape(bufferName())));
 590 #else
 591     toolTip.append(tr("<b>Channel %1</b>").arg(bufferName().toHtmlEscaped()));
 592 #endif
 593     if (isActive()) {
 594         //TODO: add channel modes
 595         toolTip.append(tr("<b>Users:</b> %1").arg(nickCount()));
 596         if (_ircChannel) {
 597             QString channelMode = _ircChannel->channelModeString(); // channelModeString is compiled on the fly -> thus cache the result
 598             if (!channelMode.isEmpty())
 599                 toolTip.append(tr("<b>Mode:</b> %1").arg(channelMode));
 600         }
 601
 602         ItemViewSettings s;
 603         bool showTopic = s.displayTopicInTooltip();
 604         if (showTopic) {
 605             QString _topic = topic();
 606             if (_topic != "") {
 607                 _topic = stripFormatCodes(_topic);
 608 #if QT_VERSION < 0x050000
 609                 _topic = Qt::escape(_topic);
 610 #else
 611                 _topic = _topic.toHtmlEscaped();
 612 #endif
 613                 toolTip.append(QString("<font size='-2'>&nbsp;</font>"));
 614                 toolTip.append(tr("<b>Topic:</b> %1").arg(_topic));
 615             }
 616         }
 617     }
 618     else {
 619         toolTip.append(tr("Not active <br /> Double-click to join"));
 620     }
 621
 622     return tr("<p> %1 </p>").arg(toolTip.join("<br />"));
 623 }
 624
 625
 626 void ChannelBufferItem::attachIrcChannel(IrcChannel *ircChannel)
 627 {
 628     if (_ircChannel) {
 629         qWarning() << Q_FUNC_INFO << "IrcChannel already set; cleanup failed!?";
 630         disconnect(_ircChannel, 0, this, 0);
 631     }
 632
 633     _ircChannel = ircChannel;
 634
 635     connect(ircChannel, SIGNAL(destroyed(QObject*)),
 636         this, SLOT(ircChannelDestroyed()));
 637     connect(ircChannel, SIGNAL(topicSet(QString)),
 638         this, SLOT(setTopic(QString)));
 639     connect(ircChannel, SIGNAL(encryptedSet(bool)),
 640         this, SLOT(setEncrypted(bool)));
 641     connect(ircChannel, SIGNAL(ircUsersJoined(QList<IrcUser *> )),
 642         this, SLOT(join(QList<IrcUser *> )));
 643     connect(ircChannel, SIGNAL(ircUserParted(IrcUser *)),
 644         this, SLOT(part(IrcUser *)));
 645     connect(ircChannel, SIGNAL(parted()),
 646         this, SLOT(ircChannelParted()));
 647     connect(ircChannel, SIGNAL(ircUserModesSet(IrcUser *, QString)),
 648         this, SLOT(userModeChanged(IrcUser *)));
 649     connect(ircChannel, SIGNAL(ircUserModeAdded(IrcUser *, QString)),
 650         this, SLOT(userModeChanged(IrcUser *)));
 651     connect(ircChannel, SIGNAL(ircUserModeRemoved(IrcUser *, QString)),
 652         this, SLOT(userModeChanged(IrcUser *)));
 653
 654     if (!ircChannel->ircUsers().isEmpty())
 655         join(ircChannel->ircUsers());
 656
 657     emit dataChanged();
 658 }
 659
 660
 661 void ChannelBufferItem::ircChannelParted()
 662 {
 663     Q_CHECK_PTR(_ircChannel);
 664     disconnect(_ircChannel, 0, this, 0);
 665     _ircChannel = 0;
 666     emit dataChanged();
 667     removeAllChilds();
 668 }
 669
 670
 671 void ChannelBufferItem::ircChannelDestroyed()
 672 {
 673     if (_ircChannel) {
 674         _ircChannel = 0;
 675         emit dataChanged();
 676         removeAllChilds();
 677     }
 678 }
 679
 680
 681 void ChannelBufferItem::join(const QList<IrcUser *> &ircUsers)
 682 {
 683     addUsersToCategory(ircUsers);
 684     emit dataChanged(2);
 685 }
 686
 687
 688 UserCategoryItem *ChannelBufferItem::findCategoryItem(int categoryId)
 689 {
 690     UserCategoryItem *categoryItem = 0;
 691
 692     for (int i = 0; i < childCount(); i++) {
 693         categoryItem = qobject_cast<UserCategoryItem *>(child(i));
 694         if (!categoryItem)
 695             continue;
 696         if (categoryItem->categoryId() == categoryId)
 697             return categoryItem;
 698     }
 699     return 0;
 700 }
 701
 702
 703 void ChannelBufferItem::addUserToCategory(IrcUser *ircUser)
 704 {
 705     addUsersToCategory(QList<IrcUser *>() << ircUser);
 706 }
 707
 708
 709 void ChannelBufferItem::addUsersToCategory(const QList<IrcUser *> &ircUsers)
 710 {
 711     Q_ASSERT(_ircChannel);
 712
 713     QHash<UserCategoryItem *, QList<IrcUser *> > categories;
 714
 715     int categoryId = -1;
 716     UserCategoryItem *categoryItem = 0;
 717
 718     foreach(IrcUser *ircUser, ircUsers) {
 719         categoryId = UserCategoryItem::categoryFromModes(_ircChannel->userModes(ircUser));
 720         categoryItem = findCategoryItem(categoryId);
 721         if (!categoryItem) {
 722             categoryItem = new UserCategoryItem(categoryId, this);
 723             categories[categoryItem] = QList<IrcUser *>();
 724             newChild(categoryItem);
 725         }
 726         categories[categoryItem] << ircUser;
 727     }
 728
 729     QHash<UserCategoryItem *, QList<IrcUser *> >::const_iterator catIter = categories.constBegin();
 730     while (catIter != categories.constEnd()) {
 731         catIter.key()->addUsers(catIter.value());
 732         ++catIter;
 733     }
 734 }
 735
 736
 737 void ChannelBufferItem::part(IrcUser *ircUser)
 738 {
 739     if (!ircUser) {
 740         qWarning() << bufferName() << "ChannelBufferItem::part(): unknown User" << ircUser;
 741         return;
 742     }
 743
 744     disconnect(ircUser, 0, this, 0);
 745     removeUserFromCategory(ircUser);
 746     emit dataChanged(2);
 747 }
 748
 749
 750 void ChannelBufferItem::removeUserFromCategory(IrcUser *ircUser)
 751 {
 752     if (!_ircChannel) {
 753         // If we parted the channel there might still be some ircUsers connected.
 754         // in that case we just ignore the call
 755         Q_ASSERT(childCount() == 0);
 756         return;
 757     }
 758
 759     UserCategoryItem *categoryItem = 0;
 760     for (int i = 0; i < childCount(); i++) {
 761         categoryItem = qobject_cast<UserCategoryItem *>(child(i));
 762         if (categoryItem->removeUser(ircUser)) {
 763             if (categoryItem->childCount() == 0)
 764                 removeChild(i);
 765             break;
 766         }
 767     }
 768 }
 769
 770
 771 void ChannelBufferItem::userModeChanged(IrcUser *ircUser)
 772 {
 773     Q_ASSERT(_ircChannel);
 774
 775     int categoryId = UserCategoryItem::categoryFromModes(_ircChannel->userModes(ircUser));
 776     UserCategoryItem *categoryItem = findCategoryItem(categoryId);
 777
 778     if (categoryItem) {
 779         if (categoryItem->findIrcUser(ircUser)) {
 780             return; // already in the right category;
 781         }
 782     }
 783     else {
 784         categoryItem = new UserCategoryItem(categoryId, this);
 785         newChild(categoryItem);
 786     }
 787
 788     // find the item that needs reparenting
 789     IrcUserItem *ircUserItem = 0;
 790     for (int i = 0; i < childCount(); i++) {
 791         UserCategoryItem *oldCategoryItem = qobject_cast<UserCategoryItem *>(child(i));
 792         Q_ASSERT(oldCategoryItem);
 793         IrcUserItem *userItem = oldCategoryItem->findIrcUser(ircUser);
 794         if (userItem) {
 795             ircUserItem = userItem;
 796             break;
 797         }
 798     }
 799
 800     if (!ircUserItem) {
 801         qWarning() << "ChannelBufferItem::userModeChanged(IrcUser *): unable to determine old category of" << ircUser;
 802         return;
 803     }
 804     ircUserItem->reParent(categoryItem);
 805 }
 806
 807
 808 /*****************************************
 809 *  User Category Items (like @vh etc.)
 810 *****************************************/
 811 // we hardcode this even though we have PREFIX in network... but that wouldn't help with mapping modes to
 812 // category strings anyway.
 813 const QList<QChar> UserCategoryItem::categories = QList<QChar>() << 'q' << 'a' << 'o' << 'h' << 'v';
 814
 815 UserCategoryItem::UserCategoryItem(int category, AbstractTreeItem *parent)
 816     : PropertyMapItem(QStringList() << "categoryName", parent),
 817     _category(category)
 818 {
 819     setFlags(Qt::ItemIsEnabled);
 820     setTreeItemFlags(AbstractTreeItem::DeleteOnLastChildRemoved);
 821     setObjectName(parent->data(0, Qt::DisplayRole).toString() + "/" + QString::number(category));
 822 }
 823
 824
 825 // caching this makes no sense, since we display the user number dynamically
 826 QString UserCategoryItem::categoryName() const
 827 {
 828     int n = childCount();
 829     switch (_category) {
 830     case 0:
 831         return tr("%n Owner(s)", 0, n);
 832     case 1:
 833         return tr("%n Admin(s)", 0, n);
 834     case 2:
 835         return tr("%n Operator(s)", 0, n);
 836     case 3:
 837         return tr("%n Half-Op(s)", 0, n);
 838     case 4:
 839         return tr("%n Voiced", 0, n);
 840     default:
 841         return tr("%n User(s)", 0, n);
 842     }
 843 }
 844
 845
 846 IrcUserItem *UserCategoryItem::findIrcUser(IrcUser *ircUser)
 847 {
 848     IrcUserItem *userItem = 0;
 849
 850     for (int i = 0; i < childCount(); i++) {
 851         userItem = qobject_cast<IrcUserItem *>(child(i));
 852         if (!userItem)
 853             continue;
 854         if (userItem->ircUser() == ircUser)
 855             return userItem;
 856     }
 857     return 0;
 858 }
 859
 860
 861 void UserCategoryItem::addUsers(const QList<IrcUser *> &ircUsers)
 862 {
 863     QList<AbstractTreeItem *> userItems;
 864     foreach(IrcUser *ircUser, ircUsers)
 865     userItems << new IrcUserItem(ircUser, this);
 866     newChilds(userItems);
 867     emit dataChanged(0);
 868 }
 869
 870
 871 bool UserCategoryItem::removeUser(IrcUser *ircUser)
 872 {
 873     IrcUserItem *userItem = findIrcUser(ircUser);
 874     bool success = (bool)userItem;
 875     if (success) {
 876         removeChild(userItem);
 877         emit dataChanged(0);
 878     }
 879     return success;
 880 }
 881
 882
 883 int UserCategoryItem::categoryFromModes(const QString &modes)
 884 {
 885     for (int i = 0; i < categories.count(); i++) {
 886         if (modes.contains(categories[i]))
 887             return i;
 888     }
 889     return categories.count();
 890 }
 891
 892
 893 QVariant UserCategoryItem::data(int column, int role) const
 894 {
 895     switch (role) {
 896     case TreeModel::SortRole:
 897         return _category;
 898     case NetworkModel::ItemActiveRole:
 899         return true;
 900     case NetworkModel::ItemTypeRole:
 901         return NetworkModel::UserCategoryItemType;
 902     case NetworkModel::BufferIdRole:
 903         return parent()->data(column, role);
 904     case NetworkModel::NetworkIdRole:
 905         return parent()->data(column, role);
 906     case NetworkModel::BufferInfoRole:
 907         return parent()->data(column, role);
 908     default:
 909         return PropertyMapItem::data(column, role);
 910     }
 911 }
 912
 913
 914 /*****************************************
 915 *  Irc User Items
 916 *****************************************/
 917 IrcUserItem::IrcUserItem(IrcUser *ircUser, AbstractTreeItem *parent)
 918     : PropertyMapItem(QStringList() << "nickName", parent),
 919     _ircUser(ircUser)
 920 {
 921     setObjectName(ircUser->nick());
 922     connect(ircUser, SIGNAL(quited()), this, SLOT(ircUserQuited()));
 923     connect(ircUser, SIGNAL(nickSet(QString)), this, SIGNAL(dataChanged()));
 924     connect(ircUser, SIGNAL(awaySet(bool)), this, SIGNAL(dataChanged()));
 925 }
 926
 927
 928 QVariant IrcUserItem::data(int column, int role) const
 929 {
 930     switch (role) {
 931     case NetworkModel::ItemActiveRole:
 932         return isActive();
 933     case NetworkModel::ItemTypeRole:
 934         return NetworkModel::IrcUserItemType;
 935     case NetworkModel::BufferIdRole:
 936         return parent()->data(column, role);
 937     case NetworkModel::NetworkIdRole:
 938         return parent()->data(column, role);
 939     case NetworkModel::BufferInfoRole:
 940         return parent()->data(column, role);
 941     case NetworkModel::IrcChannelRole:
 942         return parent()->data(column, role);
 943     case NetworkModel::IrcUserRole:
 944         return QVariant::fromValue<QObject *>(_ircUser.data());
 945     case NetworkModel::UserAwayRole:
 946         return (bool)_ircUser ? _ircUser->isAway() : false;
 947     default:
 948         return PropertyMapItem::data(column, role);
 949     }
 950 }
 951
 952
 953 QString IrcUserItem::toolTip(int column) const
 954 {
 955     Q_UNUSED(column);
 956     QString strTooltip;
 957     QTextStream tooltip( &strTooltip, QIODevice::WriteOnly );
 958     tooltip << "<qt><style>.bold { font-weight: bold; }</style>";
 959
 960     tooltip << "<p class='bold' align='center'>" << nickName();
 961     if (_ircUser->userModes() != "") {
 962         //TODO: Translate user Modes and add them to the table below
 963         tooltip << " (" << _ircUser->userModes() << ")";
 964     }
 965     tooltip << "</p>";
 966
 967     auto addRow = [&](const QString& key, const QString& value, bool condition) {
 968         if (condition)
 969         {
 970             tooltip << "<tr><td class='bold' align='right'>" << key << "</td><td>" << value << "</td></tr>";
 971         }
 972     };
 973
 974     tooltip << "<table cellspacing='5' cellpadding='0'>";
 975     if (_ircUser->isAway()) {
 976         QString awayMessage(tr("(unknown)"));
 977         if(!_ircUser->awayMessage().isEmpty()) {
 978             awayMessage = _ircUser->awayMessage();
 979         }
 980         addRow(tr("Away&nbsp;Message"), awayMessage, true);
 981     }
 982     addRow(tr("Realname"), _ircUser->realName(), !_ircUser->realName().isEmpty());
 983     addRow(tr("Operator"), _ircUser->ircOperator(), !_ircUser->ircOperator().isEmpty());
 984     addRow(tr("Suser&nbsp;Host"), _ircUser->suserHost(),!_ircUser->suserHost().isEmpty());
 985     addRow(tr("Whois&nbsp;Service&nbsp;Reply"), _ircUser->whoisServiceReply(), !_ircUser->whoisServiceReply().isEmpty());
 986     addRow(tr("Hostmask"), _ircUser->hostmask().remove(0, _ircUser->hostmask().indexOf("!")+1), true);
 987     addRow(tr("Operator"), _ircUser->ircOperator(), !_ircUser->ircOperator().isEmpty());
 988
 989     if (_ircUser->idleTime().isValid()) {
 990         QDateTime now = QDateTime::currentDateTime();
 991         QDateTime idle = _ircUser->idleTime();
 992         int idleTime = idle.secsTo(now);
 993         addRow(tr("Idling&nbsp;since"), secondsToString(idleTime), true);
 994     }
 995
 996     if (_ircUser->loginTime().isValid()) {
 997         addRow(tr("Login&nbsp;time"), _ircUser->loginTime().toString(), true);
 998     }
 999
1000     addRow(tr("Server"), _ircUser->server(), !_ircUser->server().isEmpty());
1001
1002     tooltip << "</table></qt>";
1003     return strTooltip;
1004 }
1005
1006
1007 /*****************************************
1008  * NetworkModel
1009  *****************************************/
1010 NetworkModel::NetworkModel(QObject *parent)
1011     : TreeModel(NetworkModel::defaultHeader(), parent)
1012 {
1013     connect(this, SIGNAL(rowsInserted(const QModelIndex &, int, int)),
1014         this, SLOT(checkForNewBuffers(const QModelIndex &, int, int)));
1015     connect(this, SIGNAL(rowsAboutToBeRemoved(const QModelIndex &, int, int)),
1016         this, SLOT(checkForRemovedBuffers(const QModelIndex &, int, int)));
1017
1018     BufferSettings defaultSettings;
1019     defaultSettings.notify("UserNoticesTarget", this, SLOT(messageRedirectionSettingsChanged()));
1020     defaultSettings.notify("ServerNoticesTarget", this, SLOT(messageRedirectionSettingsChanged()));
1021     defaultSettings.notify("ErrorMsgsTarget", this, SLOT(messageRedirectionSettingsChanged()));
1022     messageRedirectionSettingsChanged();
1023 }
1024
1025
1026 QList<QVariant> NetworkModel::defaultHeader()
1027 {
1028     QList<QVariant> data;
1029     data << tr("Chat") << tr("Topic") << tr("Nick Count");
1030     return data;
1031 }
1032
1033
1034 bool NetworkModel::isBufferIndex(const QModelIndex &index) const
1035 {
1036     return index.data(NetworkModel::ItemTypeRole) == NetworkModel::BufferItemType;
1037 }
1038
1039
1040 int NetworkModel::networkRow(NetworkId networkId) const
1041 {
1042     NetworkItem *netItem = 0;
1043     for (int i = 0; i < rootItem->childCount(); i++) {
1044         netItem = qobject_cast<NetworkItem *>(rootItem->child(i));
1045         if (!netItem)
1046             continue;
1047         if (netItem->networkId() == networkId)
1048             return i;
1049     }
1050     return -1;
1051 }
1052
1053
1054 QModelIndex NetworkModel::networkIndex(NetworkId networkId)
1055 {
1056     int netRow = networkRow(networkId);
1057     if (netRow == -1)
1058         return QModelIndex();
1059     else
1060         return indexByItem(qobject_cast<NetworkItem *>(rootItem->child(netRow)));
1061 }
1062
1063
1064 NetworkItem *NetworkModel::findNetworkItem(NetworkId networkId) const
1065 {
1066     int netRow = networkRow(networkId);
1067     if (netRow == -1)
1068         return 0;
1069     else
1070         return qobject_cast<NetworkItem *>(rootItem->child(netRow));
1071 }
1072
1073
1074 NetworkItem *NetworkModel::networkItem(NetworkId networkId)
1075 {
1076     NetworkItem *netItem = findNetworkItem(networkId);
1077
1078     if (netItem == 0) {
1079         netItem = new NetworkItem(networkId, rootItem);
1080         rootItem->newChild(netItem);
1081     }
1082     return netItem;
1083 }
1084
1085
1086 void NetworkModel::networkRemoved(const NetworkId &networkId)
1087 {
1088     int netRow = networkRow(networkId);
1089     if (netRow != -1) {
1090         rootItem->removeChild(netRow);
1091     }
1092 }
1093
1094
1095 QModelIndex NetworkModel::bufferIndex(BufferId bufferId)
1096 {
1097     if (!_bufferItemCache.contains(bufferId))
1098         return QModelIndex();
1099
1100     return indexByItem(_bufferItemCache[bufferId]);
1101 }
1102
1103
1104 BufferItem *NetworkModel::findBufferItem(BufferId bufferId) const
1105 {
1106     if (_bufferItemCache.contains(bufferId))
1107         return _bufferItemCache[bufferId];
1108     else
1109         return 0;
1110 }
1111
1112
1113 BufferItem *NetworkModel::bufferItem(const BufferInfo &bufferInfo)
1114 {
1115     if (_bufferItemCache.contains(bufferInfo.bufferId()))
1116         return _bufferItemCache[bufferInfo.bufferId()];
1117
1118     NetworkItem *netItem = networkItem(bufferInfo.networkId());
1119     return netItem->bufferItem(bufferInfo);
1120 }
1121
1122
1123 QStringList NetworkModel::mimeTypes() const
1124 {
1125     // mimetypes we accept for drops
1126     QStringList types;
1127     // comma separated list of colon separated pairs of networkid and bufferid
1128     // example: 0:1,0:2,1:4
1129     types << "application/Quassel/BufferItemList";
1130     return types;
1131 }
1132
1133
1134 bool NetworkModel::mimeContainsBufferList(const QMimeData *mimeData)
1135 {
1136     return mimeData->hasFormat("application/Quassel/BufferItemList");
1137 }
1138
1139
1140 QList<QPair<NetworkId, BufferId> > NetworkModel::mimeDataToBufferList(const QMimeData *mimeData)
1141 {
1142     QList<QPair<NetworkId, BufferId> > bufferList;
1143
1144     if (!mimeContainsBufferList(mimeData))
1145         return bufferList;
1146
1147     QStringList rawBufferList = QString::fromLatin1(mimeData->data("application/Quassel/BufferItemList")).split(",");
1148     NetworkId networkId;
1149     BufferId bufferUid;
1150     foreach(QString rawBuffer, rawBufferList) {
1151         if (!rawBuffer.contains(":"))
1152             continue;
1153         networkId = rawBuffer.section(":", 0, 0).toInt();
1154         bufferUid = rawBuffer.section(":", 1, 1).toInt();
1155         bufferList.append(qMakePair(networkId, bufferUid));
1156     }
1157     return bufferList;
1158 }
1159
1160
1161 QMimeData *NetworkModel::mimeData(const QModelIndexList &indexes) const
1162 {
1163     QMimeData *mimeData = new QMimeData();
1164
1165     QStringList bufferlist;
1166     QString netid, uid, bufferid;
1167     foreach(QModelIndex index, indexes) {
1168         netid = QString::number(index.data(NetworkIdRole).value<NetworkId>().toInt());
1169         uid = QString::number(index.data(BufferIdRole).value<BufferId>().toInt());
1170         bufferid = QString("%1:%2").arg(netid).arg(uid);
1171         if (!bufferlist.contains(bufferid))
1172             bufferlist << bufferid;
1173     }
1174
1175     mimeData->setData("application/Quassel/BufferItemList", bufferlist.join(",").toLatin1());
1176
1177     return mimeData;
1178 }
1179
1180
1181 void NetworkModel::attachNetwork(Network *net)
1182 {
1183     NetworkItem *netItem = networkItem(net->networkId());
1184     netItem->attachNetwork(net);
1185 }
1186
1187
1188 void NetworkModel::bufferUpdated(BufferInfo bufferInfo)
1189 {
1190     BufferItem *bufItem = bufferItem(bufferInfo);
1191     QModelIndex itemindex = indexByItem(bufItem);
1192     emit dataChanged(itemindex, itemindex);
1193 }
1194
1195
1196 void NetworkModel::removeBuffer(BufferId bufferId)
1197 {
1198     BufferItem *buffItem = findBufferItem(bufferId);
1199     if (!buffItem)
1200         return;
1201
1202     buffItem->parent()->removeChild(buffItem);
1203 }
1204
1205
1206 MsgId NetworkModel::lastSeenMsgId(BufferId bufferId) const
1207 {
1208     if (!_bufferItemCache.contains(bufferId))
1209         return MsgId();
1210
1211     return _bufferItemCache[bufferId]->lastSeenMsgId();
1212 }
1213
1214
1215 MsgId NetworkModel::markerLineMsgId(BufferId bufferId) const
1216 {
1217     if (!_bufferItemCache.contains(bufferId))
1218         return MsgId();
1219
1220     return _bufferItemCache[bufferId]->markerLineMsgId();
1221 }
1222
1223
1224 // FIXME we always seem to use this (expensive) non-const version
1225 MsgId NetworkModel::lastSeenMsgId(const BufferId &bufferId)
1226 {
1227     BufferItem *bufferItem = findBufferItem(bufferId);
1228     if (!bufferItem) {
1229         qDebug() << "NetworkModel::lastSeenMsgId(): buffer is unknown:" << bufferId;
1230         Client::purgeKnownBufferIds();
1231         return MsgId();
1232     }
1233     return bufferItem->lastSeenMsgId();
1234 }
1235
1236
1237 void NetworkModel::setLastSeenMsgId(const BufferId &bufferId, const MsgId &msgId)
1238 {
1239     BufferItem *bufferItem = findBufferItem(bufferId);
1240     if (!bufferItem) {
1241         qDebug() << "NetworkModel::setLastSeenMsgId(): buffer is unknown:" << bufferId;
1242         Client::purgeKnownBufferIds();
1243         return;
1244     }
1245     bufferItem->setLastSeenMsgId(msgId);
1246     emit lastSeenMsgSet(bufferId, msgId);
1247 }
1248
1249
1250 void NetworkModel::setMarkerLineMsgId(const BufferId &bufferId, const MsgId &msgId)
1251 {
1252     BufferItem *bufferItem = findBufferItem(bufferId);
1253     if (!bufferItem) {
1254         qDebug() << "NetworkModel::setMarkerLineMsgId(): buffer is unknown:" << bufferId;
1255         Client::purgeKnownBufferIds();
1256         return;
1257     }
1258     bufferItem->setMarkerLineMsgId(msgId);
1259     emit markerLineSet(bufferId, msgId);
1260 }
1261
1262
1263 void NetworkModel::updateBufferActivity(Message &msg)
1264 {
1265     int redirectionTarget = 0;
1266     switch (msg.type()) {
1267     case Message::Notice:
1268         if (bufferType(msg.bufferId()) != BufferInfo::ChannelBuffer) {
1269             msg.setFlags(msg.flags() | Message::Redirected);
1270             if (msg.flags() & Message::ServerMsg) {
1271                 // server notice
1272                 redirectionTarget = _serverNoticesTarget;
1273             }
1274             else {
1275                 redirectionTarget = _userNoticesTarget;
1276             }
1277         }
1278         break;
1279     case Message::Error:
1280         msg.setFlags(msg.flags() | Message::Redirected);
1281         redirectionTarget = _errorMsgsTarget;
1282         break;
1283     // Update IrcUser's last activity
1284     case Message::Plain:
1285     case Message::Action:
1286         if (bufferType(msg.bufferId()) == BufferInfo::ChannelBuffer) {
1287             const Network *net = Client::network(msg.bufferInfo().networkId());
1288             IrcUser *user = net ? net->ircUser(nickFromMask(msg.sender())) : 0;
1289             if (user)
1290                 user->setLastChannelActivity(msg.bufferId(), msg.timestamp());
1291         }
1292         break;
1293     default:
1294         break;
1295     }
1296
1297     if (msg.flags() & Message::Redirected) {
1298         if (redirectionTarget & BufferSettings::DefaultBuffer)
1299             updateBufferActivity(bufferItem(msg.bufferInfo()), msg);
1300
1301         if (redirectionTarget & BufferSettings::StatusBuffer) {
1302             const NetworkItem *netItem = findNetworkItem(msg.bufferInfo().networkId());
1303             if (netItem) {
1304                 updateBufferActivity(netItem->statusBufferItem(), msg);
1305             }
1306         }
1307     }
1308     else {
1309         if ((BufferSettings(msg.bufferId()).messageFilter() & msg.type()) != msg.type())
1310             updateBufferActivity(bufferItem(msg.bufferInfo()), msg);
1311     }
1312 }
1313
1314
1315 void NetworkModel::updateBufferActivity(BufferItem *bufferItem, const Message &msg)
1316 {
1317     if (!bufferItem)
1318         return;
1319
1320     bufferItem->updateActivityLevel(msg);
1321     if (bufferItem->isCurrentBuffer())
1322         emit requestSetLastSeenMsg(bufferItem->bufferId(), msg.msgId());
1323 }
1324
1325
1326 void NetworkModel::setBufferActivity(const BufferId &bufferId, BufferInfo::ActivityLevel level)
1327 {
1328     BufferItem *bufferItem = findBufferItem(bufferId);
1329     if (!bufferItem) {
1330         qDebug() << "NetworkModel::setBufferActivity(): buffer is unknown:" << bufferId;
1331         return;
1332     }
1333     bufferItem->setActivityLevel(level);
1334 }
1335
1336
1337 void NetworkModel::clearBufferActivity(const BufferId &bufferId)
1338 {
1339     BufferItem *bufferItem = findBufferItem(bufferId);
1340     if (!bufferItem) {
1341         qDebug() << "NetworkModel::clearBufferActivity(): buffer is unknown:" << bufferId;
1342         return;
1343     }
1344     bufferItem->clearActivityLevel();
1345 }
1346
1347
1348 const Network *NetworkModel::networkByIndex(const QModelIndex &index) const
1349 {
1350     QVariant netVariant = index.data(NetworkIdRole);
1351     if (!netVariant.isValid())
1352         return 0;
1353
1354     NetworkId networkId = netVariant.value<NetworkId>();
1355     return Client::network(networkId);
1356 }
1357
1358
1359 void NetworkModel::checkForRemovedBuffers(const QModelIndex &parent, int start, int end)
1360 {
1361     if (parent.data(ItemTypeRole) != NetworkItemType)
1362         return;
1363
1364     for (int row = start; row <= end; row++) {
1365         _bufferItemCache.remove(parent.child(row, 0).data(BufferIdRole).value<BufferId>());
1366     }
1367 }
1368
1369
1370 void NetworkModel::checkForNewBuffers(const QModelIndex &parent, int start, int end)
1371 {
1372     if (parent.data(ItemTypeRole) != NetworkItemType)
1373         return;
1374
1375     for (int row = start; row <= end; row++) {
1376         QModelIndex child = parent.child(row, 0);
1377         _bufferItemCache[child.data(BufferIdRole).value < BufferId > ()] = static_cast<BufferItem *>(child.internalPointer());
1378     }
1379 }
1380
1381
1382 QString NetworkModel::bufferName(BufferId bufferId) const
1383 {
1384     if (!_bufferItemCache.contains(bufferId))
1385         return QString();
1386
1387     return _bufferItemCache[bufferId]->bufferName();
1388 }
1389
1390
1391 BufferInfo::Type NetworkModel::bufferType(BufferId bufferId) const
1392 {
1393     if (!_bufferItemCache.contains(bufferId))
1394         return BufferInfo::InvalidBuffer;
1395
1396     return _bufferItemCache[bufferId]->bufferType();
1397 }
1398
1399
1400 BufferInfo NetworkModel::bufferInfo(BufferId bufferId) const
1401 {
1402     if (!_bufferItemCache.contains(bufferId))
1403         return BufferInfo();
1404
1405     return _bufferItemCache[bufferId]->bufferInfo();
1406 }
1407
1408
1409 NetworkId NetworkModel::networkId(BufferId bufferId) const
1410 {
1411     if (!_bufferItemCache.contains(bufferId))
1412         return NetworkId();
1413
1414     NetworkItem *netItem = qobject_cast<NetworkItem *>(_bufferItemCache[bufferId]->parent());
1415     if (netItem)
1416         return netItem->networkId();
1417     else
1418         return NetworkId();
1419 }
1420
1421
1422 QString NetworkModel::networkName(BufferId bufferId) const
1423 {
1424     if (!_bufferItemCache.contains(bufferId))
1425         return QString();
1426
1427     NetworkItem *netItem = qobject_cast<NetworkItem *>(_bufferItemCache[bufferId]->parent());
1428     if (netItem)
1429         return netItem->networkName();
1430     else
1431         return QString();
1432 }
1433
1434
1435 BufferId NetworkModel::bufferId(NetworkId networkId, const QString &bufferName, Qt::CaseSensitivity cs) const
1436 {
1437     const NetworkItem *netItem = findNetworkItem(networkId);
1438     if (!netItem)
1439         return BufferId();
1440
1441     for (int i = 0; i < netItem->childCount(); i++) {
1442         BufferItem *bufferItem = qobject_cast<BufferItem *>(netItem->child(i));
1443         if (bufferItem && !bufferItem->bufferName().compare(bufferName, cs))
1444             return bufferItem->bufferId();
1445     }
1446     return BufferId();
1447 }
1448
1449
1450 void NetworkModel::sortBufferIds(QList<BufferId> &bufferIds) const
1451 {
1452     QList<BufferItem *> bufferItems;
1453     foreach(BufferId bufferId, bufferIds) {
1454         if (_bufferItemCache.contains(bufferId))
1455             bufferItems << _bufferItemCache[bufferId];
1456     }
1457
1458     qSort(bufferItems.begin(), bufferItems.end(), bufferItemLessThan);
1459
1460     bufferIds.clear();
1461     foreach(BufferItem *bufferItem, bufferItems) {
1462         bufferIds << bufferItem->bufferId();
1463     }
1464 }
1465
1466
1467 QList<BufferId> NetworkModel::allBufferIdsSorted() const
1468 {
1469     QList<BufferId> bufferIds = allBufferIds();
1470     sortBufferIds(bufferIds);
1471     return bufferIds;
1472 }
1473
1474
1475 bool NetworkModel::bufferItemLessThan(const BufferItem *left, const BufferItem *right)
1476 {
1477     int leftType = left->bufferType();
1478     int rightType = right->bufferType();
1479
1480     if (leftType != rightType)
1481         return leftType < rightType;
1482     else
1483         return QString::compare(left->bufferName(), right->bufferName(), Qt::CaseInsensitive) < 0;
1484 }
1485
1486
1487 void NetworkModel::messageRedirectionSettingsChanged()
1488 {
1489     BufferSettings bufferSettings;
1490
1491     _userNoticesTarget = bufferSettings.userNoticesTarget();
1492     _serverNoticesTarget = bufferSettings.serverNoticesTarget();
1493     _errorMsgsTarget = bufferSettings.errorMsgsTarget();
1494 }