src/client/networkmodel.cpp

   1 /***************************************************************************
   2  *   Copyright (C) 2005-2014 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         if (!newName.isEmpty()) {
 467             Client::renameBuffer(bufferId(), newName);
 468             return true;
 469         }
 470         else {
 471             return false;
 472         }
 473     }
 474     break;
 475     default:
 476         return BufferItem::setData(column, value, role);
 477     }
 478 }
 479
 480
 481 void QueryBufferItem::setBufferName(const QString &name)
 482 {
 483     BufferItem::setBufferName(name);
 484     NetworkId netId = data(0, NetworkModel::NetworkIdRole).value<NetworkId>();
 485     const Network *net = Client::network(netId);
 486     if (net)
 487         setIrcUser(net->ircUser(name));
 488 }
 489
 490
 491 QString QueryBufferItem::toolTip(int column) const
 492 {
 493     // pretty much code duplication of IrcUserItem::toolTip() but inheritance won't solve this...
 494     Q_UNUSED(column);
 495     QStringList toolTip;
 496
 497     toolTip.append(tr("<b>Query with %1</b>").arg(bufferName()));
 498
 499     if (_ircUser) {
 500         if (_ircUser->userModes() != "") toolTip[0].append(QString(" (+%1)").arg(_ircUser->userModes()));
 501         if (_ircUser->isAway()) {
 502             toolTip[0].append(QString(" (away%1)").arg(!_ircUser->awayMessage().isEmpty() ? (QString(" ") + _ircUser->awayMessage()) : QString()));
 503         }
 504         if (!_ircUser->realName().isEmpty()) toolTip.append(_ircUser->realName());
 505         if (!_ircUser->ircOperator().isEmpty()) toolTip.append(QString("%1 %2").arg(_ircUser->nick()).arg(_ircUser->ircOperator()));
 506         if (!_ircUser->suserHost().isEmpty()) toolTip.append(_ircUser->suserHost());
 507         if (!_ircUser->whoisServiceReply().isEmpty()) toolTip.append(_ircUser->whoisServiceReply());
 508
 509         toolTip.append(_ircUser->hostmask().remove(0, _ircUser->hostmask().indexOf("!")+1));
 510
 511         if (_ircUser->idleTime().isValid()) {
 512             QDateTime now = QDateTime::currentDateTime();
 513             QDateTime idle = _ircUser->idleTime();
 514             int idleTime = idle.secsTo(now);
 515             toolTip.append(tr("idling since %1").arg(secondsToString(idleTime)));
 516         }
 517         if (_ircUser->loginTime().isValid()) {
 518             toolTip.append(tr("login time: %1").arg(_ircUser->loginTime().toString()));
 519         }
 520
 521         if (!_ircUser->server().isEmpty()) toolTip.append(tr("server: %1").arg(_ircUser->server()));
 522     }
 523
 524     return QString("<p> %1 </p>").arg(toolTip.join("<br />"));
 525 }
 526
 527
 528 void QueryBufferItem::setIrcUser(IrcUser *ircUser)
 529 {
 530     if (_ircUser == ircUser)
 531         return;
 532
 533     if (_ircUser) {
 534         disconnect(_ircUser, 0, this, 0);
 535     }
 536
 537     if (ircUser) {
 538         connect(ircUser, SIGNAL(destroyed(QObject*)), SLOT(removeIrcUser()));
 539         connect(ircUser, SIGNAL(quited()), this, SLOT(removeIrcUser()));
 540         connect(ircUser, SIGNAL(awaySet(bool)), this, SIGNAL(dataChanged()));
 541         connect(ircUser, SIGNAL(encryptedSet(bool)), this, SLOT(setEncrypted(bool)));
 542     }
 543
 544     _ircUser = ircUser;
 545     emit dataChanged();
 546 }
 547
 548
 549 void QueryBufferItem::removeIrcUser()
 550 {
 551     _ircUser = 0;
 552     emit dataChanged();
 553 }
 554
 555
 556 /*****************************************
 557 *  ChannelBufferItem
 558 *****************************************/
 559 ChannelBufferItem::ChannelBufferItem(const BufferInfo &bufferInfo, AbstractTreeItem *parent)
 560     : BufferItem(bufferInfo, parent),
 561     _ircChannel(0)
 562 {
 563 }
 564
 565
 566 QVariant ChannelBufferItem::data(int column, int role) const
 567 {
 568     switch (role) {
 569     case NetworkModel::IrcChannelRole:
 570         return QVariant::fromValue<QObject *>(_ircChannel);
 571     default:
 572         return BufferItem::data(column, role);
 573     }
 574 }
 575
 576
 577 QString ChannelBufferItem::toolTip(int column) const
 578 {
 579     Q_UNUSED(column);
 580     QStringList toolTip;
 581
 582 #if QT_VERSION < 0x050000
 583     toolTip.append(tr("<b>Channel %1</b>").arg(Qt::escape(bufferName())));
 584 #else
 585     toolTip.append(tr("<b>Channel %1</b>").arg(bufferName().toHtmlEscaped()));
 586 #endif
 587     if (isActive()) {
 588         //TODO: add channel modes
 589         toolTip.append(tr("<b>Users:</b> %1").arg(nickCount()));
 590         if (_ircChannel) {
 591             QString channelMode = _ircChannel->channelModeString(); // channelModeString is compiled on the fly -> thus cache the result
 592             if (!channelMode.isEmpty())
 593                 toolTip.append(tr("<b>Mode:</b> %1").arg(channelMode));
 594         }
 595
 596         ItemViewSettings s;
 597         bool showTopic = s.displayTopicInTooltip();
 598         if (showTopic) {
 599             QString _topic = topic();
 600             if (_topic != "") {
 601                 _topic = stripFormatCodes(_topic);
 602 #if QT_VERSION < 0x050000
 603                 _topic = Qt::escape(_topic);
 604 #else
 605                 _topic = _topic.toHtmlEscaped();
 606 #endif
 607                 toolTip.append(QString("<font size='-2'>&nbsp;</font>"));
 608                 toolTip.append(tr("<b>Topic:</b> %1").arg(_topic));
 609             }
 610         }
 611     }
 612     else {
 613         toolTip.append(tr("Not active <br /> Double-click to join"));
 614     }
 615
 616     return tr("<p> %1 </p>").arg(toolTip.join("<br />"));
 617 }
 618
 619
 620 void ChannelBufferItem::attachIrcChannel(IrcChannel *ircChannel)
 621 {
 622     if (_ircChannel) {
 623         qWarning() << Q_FUNC_INFO << "IrcChannel already set; cleanup failed!?";
 624         disconnect(_ircChannel, 0, this, 0);
 625     }
 626
 627     _ircChannel = ircChannel;
 628
 629     connect(ircChannel, SIGNAL(destroyed(QObject*)),
 630         this, SLOT(ircChannelDestroyed()));
 631     connect(ircChannel, SIGNAL(topicSet(QString)),
 632         this, SLOT(setTopic(QString)));
 633     connect(ircChannel, SIGNAL(encryptedSet(bool)),
 634         this, SLOT(setEncrypted(bool)));
 635     connect(ircChannel, SIGNAL(ircUsersJoined(QList<IrcUser *> )),
 636         this, SLOT(join(QList<IrcUser *> )));
 637     connect(ircChannel, SIGNAL(ircUserParted(IrcUser *)),
 638         this, SLOT(part(IrcUser *)));
 639     connect(ircChannel, SIGNAL(parted()),
 640         this, SLOT(ircChannelParted()));
 641     connect(ircChannel, SIGNAL(ircUserModesSet(IrcUser *, QString)),
 642         this, SLOT(userModeChanged(IrcUser *)));
 643     connect(ircChannel, SIGNAL(ircUserModeAdded(IrcUser *, QString)),
 644         this, SLOT(userModeChanged(IrcUser *)));
 645     connect(ircChannel, SIGNAL(ircUserModeRemoved(IrcUser *, QString)),
 646         this, SLOT(userModeChanged(IrcUser *)));
 647
 648     if (!ircChannel->ircUsers().isEmpty())
 649         join(ircChannel->ircUsers());
 650
 651     emit dataChanged();
 652 }
 653
 654
 655 void ChannelBufferItem::ircChannelParted()
 656 {
 657     Q_CHECK_PTR(_ircChannel);
 658     disconnect(_ircChannel, 0, this, 0);
 659     _ircChannel = 0;
 660     emit dataChanged();
 661     removeAllChilds();
 662 }
 663
 664
 665 void ChannelBufferItem::ircChannelDestroyed()
 666 {
 667     if (_ircChannel) {
 668         _ircChannel = 0;
 669         emit dataChanged();
 670         removeAllChilds();
 671     }
 672 }
 673
 674
 675 void ChannelBufferItem::join(const QList<IrcUser *> &ircUsers)
 676 {
 677     addUsersToCategory(ircUsers);
 678     emit dataChanged(2);
 679 }
 680
 681
 682 UserCategoryItem *ChannelBufferItem::findCategoryItem(int categoryId)
 683 {
 684     UserCategoryItem *categoryItem = 0;
 685
 686     for (int i = 0; i < childCount(); i++) {
 687         categoryItem = qobject_cast<UserCategoryItem *>(child(i));
 688         if (!categoryItem)
 689             continue;
 690         if (categoryItem->categoryId() == categoryId)
 691             return categoryItem;
 692     }
 693     return 0;
 694 }
 695
 696
 697 void ChannelBufferItem::addUserToCategory(IrcUser *ircUser)
 698 {
 699     addUsersToCategory(QList<IrcUser *>() << ircUser);
 700 }
 701
 702
 703 void ChannelBufferItem::addUsersToCategory(const QList<IrcUser *> &ircUsers)
 704 {
 705     Q_ASSERT(_ircChannel);
 706
 707     QHash<UserCategoryItem *, QList<IrcUser *> > categories;
 708
 709     int categoryId = -1;
 710     UserCategoryItem *categoryItem = 0;
 711
 712     foreach(IrcUser *ircUser, ircUsers) {
 713         categoryId = UserCategoryItem::categoryFromModes(_ircChannel->userModes(ircUser));
 714         categoryItem = findCategoryItem(categoryId);
 715         if (!categoryItem) {
 716             categoryItem = new UserCategoryItem(categoryId, this);
 717             categories[categoryItem] = QList<IrcUser *>();
 718             newChild(categoryItem);
 719         }
 720         categories[categoryItem] << ircUser;
 721     }
 722
 723     QHash<UserCategoryItem *, QList<IrcUser *> >::const_iterator catIter = categories.constBegin();
 724     while (catIter != categories.constEnd()) {
 725         catIter.key()->addUsers(catIter.value());
 726         catIter++;
 727     }
 728 }
 729
 730
 731 void ChannelBufferItem::part(IrcUser *ircUser)
 732 {
 733     if (!ircUser) {
 734         qWarning() << bufferName() << "ChannelBufferItem::part(): unknown User" << ircUser;
 735         return;
 736     }
 737
 738     disconnect(ircUser, 0, this, 0);
 739     removeUserFromCategory(ircUser);
 740     emit dataChanged(2);
 741 }
 742
 743
 744 void ChannelBufferItem::removeUserFromCategory(IrcUser *ircUser)
 745 {
 746     if (!_ircChannel) {
 747         // If we parted the channel there might still be some ircUsers connected.
 748         // in that case we just ignore the call
 749         Q_ASSERT(childCount() == 0);
 750         return;
 751     }
 752
 753     UserCategoryItem *categoryItem = 0;
 754     for (int i = 0; i < childCount(); i++) {
 755         categoryItem = qobject_cast<UserCategoryItem *>(child(i));
 756         if (categoryItem->removeUser(ircUser)) {
 757             if (categoryItem->childCount() == 0)
 758                 removeChild(i);
 759             break;
 760         }
 761     }
 762 }
 763
 764
 765 void ChannelBufferItem::userModeChanged(IrcUser *ircUser)
 766 {
 767     Q_ASSERT(_ircChannel);
 768
 769     int categoryId = UserCategoryItem::categoryFromModes(_ircChannel->userModes(ircUser));
 770     UserCategoryItem *categoryItem = findCategoryItem(categoryId);
 771
 772     if (categoryItem) {
 773         if (categoryItem->findIrcUser(ircUser)) {
 774             return; // already in the right category;
 775         }
 776     }
 777     else {
 778         categoryItem = new UserCategoryItem(categoryId, this);
 779         newChild(categoryItem);
 780     }
 781
 782     // find the item that needs reparenting
 783     IrcUserItem *ircUserItem = 0;
 784     for (int i = 0; i < childCount(); i++) {
 785         UserCategoryItem *oldCategoryItem = qobject_cast<UserCategoryItem *>(child(i));
 786         Q_ASSERT(oldCategoryItem);
 787         IrcUserItem *userItem = oldCategoryItem->findIrcUser(ircUser);
 788         if (userItem) {
 789             ircUserItem = userItem;
 790             break;
 791         }
 792     }
 793
 794     if (!ircUserItem) {
 795         qWarning() << "ChannelBufferItem::userModeChanged(IrcUser *): unable to determine old category of" << ircUser;
 796         return;
 797     }
 798     ircUserItem->reParent(categoryItem);
 799 }
 800
 801
 802 /*****************************************
 803 *  User Category Items (like @vh etc.)
 804 *****************************************/
 805 // we hardcode this even though we have PREFIX in network... but that wouldn't help with mapping modes to
 806 // category strings anyway.
 807 const QList<QChar> UserCategoryItem::categories = QList<QChar>() << 'q' << 'a' << 'o' << 'h' << 'v';
 808
 809 UserCategoryItem::UserCategoryItem(int category, AbstractTreeItem *parent)
 810     : PropertyMapItem(QStringList() << "categoryName", parent),
 811     _category(category)
 812 {
 813     setFlags(Qt::ItemIsEnabled);
 814     setTreeItemFlags(AbstractTreeItem::DeleteOnLastChildRemoved);
 815     setObjectName(parent->data(0, Qt::DisplayRole).toString() + "/" + QString::number(category));
 816 }
 817
 818
 819 // caching this makes no sense, since we display the user number dynamically
 820 QString UserCategoryItem::categoryName() const
 821 {
 822     int n = childCount();
 823     switch (_category) {
 824     case 0:
 825         return tr("%n Owner(s)", 0, n);
 826     case 1:
 827         return tr("%n Admin(s)", 0, n);
 828     case 2:
 829         return tr("%n Operator(s)", 0, n);
 830     case 3:
 831         return tr("%n Half-Op(s)", 0, n);
 832     case 4:
 833         return tr("%n Voiced", 0, n);
 834     default:
 835         return tr("%n User(s)", 0, n);
 836     }
 837 }
 838
 839
 840 IrcUserItem *UserCategoryItem::findIrcUser(IrcUser *ircUser)
 841 {
 842     IrcUserItem *userItem = 0;
 843
 844     for (int i = 0; i < childCount(); i++) {
 845         userItem = qobject_cast<IrcUserItem *>(child(i));
 846         if (!userItem)
 847             continue;
 848         if (userItem->ircUser() == ircUser)
 849             return userItem;
 850     }
 851     return 0;
 852 }
 853
 854
 855 void UserCategoryItem::addUsers(const QList<IrcUser *> &ircUsers)
 856 {
 857     QList<AbstractTreeItem *> userItems;
 858     foreach(IrcUser *ircUser, ircUsers)
 859     userItems << new IrcUserItem(ircUser, this);
 860     newChilds(userItems);
 861     emit dataChanged(0);
 862 }
 863
 864
 865 bool UserCategoryItem::removeUser(IrcUser *ircUser)
 866 {
 867     IrcUserItem *userItem = findIrcUser(ircUser);
 868     bool success = (bool)userItem;
 869     if (success) {
 870         removeChild(userItem);
 871         emit dataChanged(0);
 872     }
 873     return success;
 874 }
 875
 876
 877 int UserCategoryItem::categoryFromModes(const QString &modes)
 878 {
 879     for (int i = 0; i < categories.count(); i++) {
 880         if (modes.contains(categories[i]))
 881             return i;
 882     }
 883     return categories.count();
 884 }
 885
 886
 887 QVariant UserCategoryItem::data(int column, int role) const
 888 {
 889     switch (role) {
 890     case TreeModel::SortRole:
 891         return _category;
 892     case NetworkModel::ItemActiveRole:
 893         return true;
 894     case NetworkModel::ItemTypeRole:
 895         return NetworkModel::UserCategoryItemType;
 896     case NetworkModel::BufferIdRole:
 897         return parent()->data(column, role);
 898     case NetworkModel::NetworkIdRole:
 899         return parent()->data(column, role);
 900     case NetworkModel::BufferInfoRole:
 901         return parent()->data(column, role);
 902     default:
 903         return PropertyMapItem::data(column, role);
 904     }
 905 }
 906
 907
 908 /*****************************************
 909 *  Irc User Items
 910 *****************************************/
 911 IrcUserItem::IrcUserItem(IrcUser *ircUser, AbstractTreeItem *parent)
 912     : PropertyMapItem(QStringList() << "nickName", parent),
 913     _ircUser(ircUser)
 914 {
 915     setObjectName(ircUser->nick());
 916     connect(ircUser, SIGNAL(quited()), this, SLOT(ircUserQuited()));
 917     connect(ircUser, SIGNAL(nickSet(QString)), this, SIGNAL(dataChanged()));
 918     connect(ircUser, SIGNAL(awaySet(bool)), this, SIGNAL(dataChanged()));
 919 }
 920
 921
 922 QVariant IrcUserItem::data(int column, int role) const
 923 {
 924     switch (role) {
 925     case NetworkModel::ItemActiveRole:
 926         return isActive();
 927     case NetworkModel::ItemTypeRole:
 928         return NetworkModel::IrcUserItemType;
 929     case NetworkModel::BufferIdRole:
 930         return parent()->data(column, role);
 931     case NetworkModel::NetworkIdRole:
 932         return parent()->data(column, role);
 933     case NetworkModel::BufferInfoRole:
 934         return parent()->data(column, role);
 935     case NetworkModel::IrcChannelRole:
 936         return parent()->data(column, role);
 937     case NetworkModel::IrcUserRole:
 938         return QVariant::fromValue<QObject *>(_ircUser.data());
 939     case NetworkModel::UserAwayRole:
 940         return (bool)_ircUser ? _ircUser->isAway() : false;
 941     default:
 942         return PropertyMapItem::data(column, role);
 943     }
 944 }
 945
 946
 947 QString IrcUserItem::toolTip(int column) const
 948 {
 949     Q_UNUSED(column);
 950     QStringList toolTip(QString("<b>%1</b>").arg(nickName()));
 951     if (_ircUser->userModes() != "") toolTip[0].append(QString(" (%1)").arg(_ircUser->userModes()));
 952     if (_ircUser->isAway()) {
 953         toolTip[0].append(tr(" is away"));
 954         if (!_ircUser->awayMessage().isEmpty())
 955             toolTip[0].append(QString(" (%1)").arg(_ircUser->awayMessage()));
 956     }
 957     if (!_ircUser->realName().isEmpty()) toolTip.append(_ircUser->realName());
 958     if (!_ircUser->ircOperator().isEmpty()) toolTip.append(QString("%1 %2").arg(nickName()).arg(_ircUser->ircOperator()));
 959     if (!_ircUser->suserHost().isEmpty()) toolTip.append(_ircUser->suserHost());
 960     if (!_ircUser->whoisServiceReply().isEmpty()) toolTip.append(_ircUser->whoisServiceReply());
 961
 962     toolTip.append(_ircUser->hostmask().remove(0, _ircUser->hostmask().indexOf("!")+1));
 963
 964     if (_ircUser->idleTime().isValid()) {
 965         QDateTime now = QDateTime::currentDateTime();
 966         QDateTime idle = _ircUser->idleTime();
 967         int idleTime = idle.secsTo(now);
 968         toolTip.append(tr("idling since %1").arg(secondsToString(idleTime)));
 969     }
 970     if (_ircUser->loginTime().isValid()) {
 971         toolTip.append(tr("login time: %1").arg(_ircUser->loginTime().toString()));
 972     }
 973
 974     if (!_ircUser->server().isEmpty()) toolTip.append(tr("server: %1").arg(_ircUser->server()));
 975
 976     return QString("<p> %1 </p>").arg(toolTip.join("<br />"));
 977 }
 978
 979
 980 /*****************************************
 981  * NetworkModel
 982  *****************************************/
 983 NetworkModel::NetworkModel(QObject *parent)
 984     : TreeModel(NetworkModel::defaultHeader(), parent)
 985 {
 986     connect(this, SIGNAL(rowsInserted(const QModelIndex &, int, int)),
 987         this, SLOT(checkForNewBuffers(const QModelIndex &, int, int)));
 988     connect(this, SIGNAL(rowsAboutToBeRemoved(const QModelIndex &, int, int)),
 989         this, SLOT(checkForRemovedBuffers(const QModelIndex &, int, int)));
 990
 991     BufferSettings defaultSettings;
 992     defaultSettings.notify("UserNoticesTarget", this, SLOT(messageRedirectionSettingsChanged()));
 993     defaultSettings.notify("ServerNoticesTarget", this, SLOT(messageRedirectionSettingsChanged()));
 994     defaultSettings.notify("ErrorMsgsTarget", this, SLOT(messageRedirectionSettingsChanged()));
 995     messageRedirectionSettingsChanged();
 996 }
 997
 998
 999 QList<QVariant> NetworkModel::defaultHeader()
1000 {
1001     QList<QVariant> data;
1002     data << tr("Chat") << tr("Topic") << tr("Nick Count");
1003     return data;
1004 }
1005
1006
1007 bool NetworkModel::isBufferIndex(const QModelIndex &index) const
1008 {
1009     return index.data(NetworkModel::ItemTypeRole) == NetworkModel::BufferItemType;
1010 }
1011
1012
1013 int NetworkModel::networkRow(NetworkId networkId) const
1014 {
1015     NetworkItem *netItem = 0;
1016     for (int i = 0; i < rootItem->childCount(); i++) {
1017         netItem = qobject_cast<NetworkItem *>(rootItem->child(i));
1018         if (!netItem)
1019             continue;
1020         if (netItem->networkId() == networkId)
1021             return i;
1022     }
1023     return -1;
1024 }
1025
1026
1027 QModelIndex NetworkModel::networkIndex(NetworkId networkId)
1028 {
1029     int netRow = networkRow(networkId);
1030     if (netRow == -1)
1031         return QModelIndex();
1032     else
1033         return indexByItem(qobject_cast<NetworkItem *>(rootItem->child(netRow)));
1034 }
1035
1036
1037 NetworkItem *NetworkModel::findNetworkItem(NetworkId networkId) const
1038 {
1039     int netRow = networkRow(networkId);
1040     if (netRow == -1)
1041         return 0;
1042     else
1043         return qobject_cast<NetworkItem *>(rootItem->child(netRow));
1044 }
1045
1046
1047 NetworkItem *NetworkModel::networkItem(NetworkId networkId)
1048 {
1049     NetworkItem *netItem = findNetworkItem(networkId);
1050
1051     if (netItem == 0) {
1052         netItem = new NetworkItem(networkId, rootItem);
1053         rootItem->newChild(netItem);
1054     }
1055     return netItem;
1056 }
1057
1058
1059 void NetworkModel::networkRemoved(const NetworkId &networkId)
1060 {
1061     int netRow = networkRow(networkId);
1062     if (netRow != -1) {
1063         rootItem->removeChild(netRow);
1064     }
1065 }
1066
1067
1068 QModelIndex NetworkModel::bufferIndex(BufferId bufferId)
1069 {
1070     if (!_bufferItemCache.contains(bufferId))
1071         return QModelIndex();
1072
1073     return indexByItem(_bufferItemCache[bufferId]);
1074 }
1075
1076
1077 BufferItem *NetworkModel::findBufferItem(BufferId bufferId) const
1078 {
1079     if (_bufferItemCache.contains(bufferId))
1080         return _bufferItemCache[bufferId];
1081     else
1082         return 0;
1083 }
1084
1085
1086 BufferItem *NetworkModel::bufferItem(const BufferInfo &bufferInfo)
1087 {
1088     if (_bufferItemCache.contains(bufferInfo.bufferId()))
1089         return _bufferItemCache[bufferInfo.bufferId()];
1090
1091     NetworkItem *netItem = networkItem(bufferInfo.networkId());
1092     return netItem->bufferItem(bufferInfo);
1093 }
1094
1095
1096 QStringList NetworkModel::mimeTypes() const
1097 {
1098     // mimetypes we accept for drops
1099     QStringList types;
1100     // comma separated list of colon separated pairs of networkid and bufferid
1101     // example: 0:1,0:2,1:4
1102     types << "application/Quassel/BufferItemList";
1103     return types;
1104 }
1105
1106
1107 bool NetworkModel::mimeContainsBufferList(const QMimeData *mimeData)
1108 {
1109     return mimeData->hasFormat("application/Quassel/BufferItemList");
1110 }
1111
1112
1113 QList<QPair<NetworkId, BufferId> > NetworkModel::mimeDataToBufferList(const QMimeData *mimeData)
1114 {
1115     QList<QPair<NetworkId, BufferId> > bufferList;
1116
1117     if (!mimeContainsBufferList(mimeData))
1118         return bufferList;
1119
1120     QStringList rawBufferList = QString::fromLatin1(mimeData->data("application/Quassel/BufferItemList")).split(",");
1121     NetworkId networkId;
1122     BufferId bufferUid;
1123     foreach(QString rawBuffer, rawBufferList) {
1124         if (!rawBuffer.contains(":"))
1125             continue;
1126         networkId = rawBuffer.section(":", 0, 0).toInt();
1127         bufferUid = rawBuffer.section(":", 1, 1).toInt();
1128         bufferList.append(qMakePair(networkId, bufferUid));
1129     }
1130     return bufferList;
1131 }
1132
1133
1134 QMimeData *NetworkModel::mimeData(const QModelIndexList &indexes) const
1135 {
1136     QMimeData *mimeData = new QMimeData();
1137
1138     QStringList bufferlist;
1139     QString netid, uid, bufferid;
1140     foreach(QModelIndex index, indexes) {
1141         netid = QString::number(index.data(NetworkIdRole).value<NetworkId>().toInt());
1142         uid = QString::number(index.data(BufferIdRole).value<BufferId>().toInt());
1143         bufferid = QString("%1:%2").arg(netid).arg(uid);
1144         if (!bufferlist.contains(bufferid))
1145             bufferlist << bufferid;
1146     }
1147
1148     mimeData->setData("application/Quassel/BufferItemList", bufferlist.join(",").toLatin1());
1149
1150     return mimeData;
1151 }
1152
1153
1154 void NetworkModel::attachNetwork(Network *net)
1155 {
1156     NetworkItem *netItem = networkItem(net->networkId());
1157     netItem->attachNetwork(net);
1158 }
1159
1160
1161 void NetworkModel::bufferUpdated(BufferInfo bufferInfo)
1162 {
1163     BufferItem *bufItem = bufferItem(bufferInfo);
1164     QModelIndex itemindex = indexByItem(bufItem);
1165     emit dataChanged(itemindex, itemindex);
1166 }
1167
1168
1169 void NetworkModel::removeBuffer(BufferId bufferId)
1170 {
1171     BufferItem *buffItem = findBufferItem(bufferId);
1172     if (!buffItem)
1173         return;
1174
1175     buffItem->parent()->removeChild(buffItem);
1176 }
1177
1178
1179 MsgId NetworkModel::lastSeenMsgId(BufferId bufferId) const
1180 {
1181     if (!_bufferItemCache.contains(bufferId))
1182         return MsgId();
1183
1184     return _bufferItemCache[bufferId]->lastSeenMsgId();
1185 }
1186
1187
1188 MsgId NetworkModel::markerLineMsgId(BufferId bufferId) const
1189 {
1190     if (!_bufferItemCache.contains(bufferId))
1191         return MsgId();
1192
1193     return _bufferItemCache[bufferId]->markerLineMsgId();
1194 }
1195
1196
1197 // FIXME we always seem to use this (expensive) non-const version
1198 MsgId NetworkModel::lastSeenMsgId(const BufferId &bufferId)
1199 {
1200     BufferItem *bufferItem = findBufferItem(bufferId);
1201     if (!bufferItem) {
1202         qDebug() << "NetworkModel::lastSeenMsgId(): buffer is unknown:" << bufferId;
1203         Client::purgeKnownBufferIds();
1204         return MsgId();
1205     }
1206     return bufferItem->lastSeenMsgId();
1207 }
1208
1209
1210 void NetworkModel::setLastSeenMsgId(const BufferId &bufferId, const MsgId &msgId)
1211 {
1212     BufferItem *bufferItem = findBufferItem(bufferId);
1213     if (!bufferItem) {
1214         qDebug() << "NetworkModel::setLastSeenMsgId(): buffer is unknown:" << bufferId;
1215         Client::purgeKnownBufferIds();
1216         return;
1217     }
1218     bufferItem->setLastSeenMsgId(msgId);
1219     emit lastSeenMsgSet(bufferId, msgId);
1220 }
1221
1222
1223 void NetworkModel::setMarkerLineMsgId(const BufferId &bufferId, const MsgId &msgId)
1224 {
1225     BufferItem *bufferItem = findBufferItem(bufferId);
1226     if (!bufferItem) {
1227         qDebug() << "NetworkModel::setMarkerLineMsgId(): buffer is unknown:" << bufferId;
1228         Client::purgeKnownBufferIds();
1229         return;
1230     }
1231     bufferItem->setMarkerLineMsgId(msgId);
1232     emit markerLineSet(bufferId, msgId);
1233 }
1234
1235
1236 void NetworkModel::updateBufferActivity(Message &msg)
1237 {
1238     int redirectionTarget = 0;
1239     switch (msg.type()) {
1240     case Message::Notice:
1241         if (bufferType(msg.bufferId()) != BufferInfo::ChannelBuffer) {
1242             msg.setFlags(msg.flags() | Message::Redirected);
1243             if (msg.flags() & Message::ServerMsg) {
1244                 // server notice
1245                 redirectionTarget = _serverNoticesTarget;
1246             }
1247             else {
1248                 redirectionTarget = _userNoticesTarget;
1249             }
1250         }
1251         break;
1252     case Message::Error:
1253         msg.setFlags(msg.flags() | Message::Redirected);
1254         redirectionTarget = _errorMsgsTarget;
1255         break;
1256     // Update IrcUser's last activity
1257     case Message::Plain:
1258     case Message::Action:
1259         if (bufferType(msg.bufferId()) == BufferInfo::ChannelBuffer) {
1260             const Network *net = Client::network(msg.bufferInfo().networkId());
1261             IrcUser *user = net ? net->ircUser(nickFromMask(msg.sender())) : 0;
1262             if (user)
1263                 user->setLastChannelActivity(msg.bufferId(), msg.timestamp());
1264         }
1265         break;
1266     default:
1267         break;
1268     }
1269
1270     if (msg.flags() & Message::Redirected) {
1271         if (redirectionTarget & BufferSettings::DefaultBuffer)
1272             updateBufferActivity(bufferItem(msg.bufferInfo()), msg);
1273
1274         if (redirectionTarget & BufferSettings::StatusBuffer) {
1275             const NetworkItem *netItem = findNetworkItem(msg.bufferInfo().networkId());
1276             if (netItem) {
1277                 updateBufferActivity(netItem->statusBufferItem(), msg);
1278             }
1279         }
1280     }
1281     else {
1282         updateBufferActivity(bufferItem(msg.bufferInfo()), msg);
1283     }
1284 }
1285
1286
1287 void NetworkModel::updateBufferActivity(BufferItem *bufferItem, const Message &msg)
1288 {
1289     if (!bufferItem)
1290         return;
1291
1292     bufferItem->updateActivityLevel(msg);
1293     if (bufferItem->isCurrentBuffer())
1294         emit requestSetLastSeenMsg(bufferItem->bufferId(), msg.msgId());
1295 }
1296
1297
1298 void NetworkModel::setBufferActivity(const BufferId &bufferId, BufferInfo::ActivityLevel level)
1299 {
1300     BufferItem *bufferItem = findBufferItem(bufferId);
1301     if (!bufferItem) {
1302         qDebug() << "NetworkModel::setBufferActivity(): buffer is unknown:" << bufferId;
1303         return;
1304     }
1305     bufferItem->setActivityLevel(level);
1306 }
1307
1308
1309 void NetworkModel::clearBufferActivity(const BufferId &bufferId)
1310 {
1311     BufferItem *bufferItem = findBufferItem(bufferId);
1312     if (!bufferItem) {
1313         qDebug() << "NetworkModel::clearBufferActivity(): buffer is unknown:" << bufferId;
1314         return;
1315     }
1316     bufferItem->clearActivityLevel();
1317 }
1318
1319
1320 const Network *NetworkModel::networkByIndex(const QModelIndex &index) const
1321 {
1322     QVariant netVariant = index.data(NetworkIdRole);
1323     if (!netVariant.isValid())
1324         return 0;
1325
1326     NetworkId networkId = netVariant.value<NetworkId>();
1327     return Client::network(networkId);
1328 }
1329
1330
1331 void NetworkModel::checkForRemovedBuffers(const QModelIndex &parent, int start, int end)
1332 {
1333     if (parent.data(ItemTypeRole) != NetworkItemType)
1334         return;
1335
1336     for (int row = start; row <= end; row++) {
1337         _bufferItemCache.remove(parent.child(row, 0).data(BufferIdRole).value<BufferId>());
1338     }
1339 }
1340
1341
1342 void NetworkModel::checkForNewBuffers(const QModelIndex &parent, int start, int end)
1343 {
1344     if (parent.data(ItemTypeRole) != NetworkItemType)
1345         return;
1346
1347     for (int row = start; row <= end; row++) {
1348         QModelIndex child = parent.child(row, 0);
1349         _bufferItemCache[child.data(BufferIdRole).value < BufferId > ()] = static_cast<BufferItem *>(child.internalPointer());
1350     }
1351 }
1352
1353
1354 QString NetworkModel::bufferName(BufferId bufferId) const
1355 {
1356     if (!_bufferItemCache.contains(bufferId))
1357         return QString();
1358
1359     return _bufferItemCache[bufferId]->bufferName();
1360 }
1361
1362
1363 BufferInfo::Type NetworkModel::bufferType(BufferId bufferId) const
1364 {
1365     if (!_bufferItemCache.contains(bufferId))
1366         return BufferInfo::InvalidBuffer;
1367
1368     return _bufferItemCache[bufferId]->bufferType();
1369 }
1370
1371
1372 BufferInfo NetworkModel::bufferInfo(BufferId bufferId) const
1373 {
1374     if (!_bufferItemCache.contains(bufferId))
1375         return BufferInfo();
1376
1377     return _bufferItemCache[bufferId]->bufferInfo();
1378 }
1379
1380
1381 NetworkId NetworkModel::networkId(BufferId bufferId) const
1382 {
1383     if (!_bufferItemCache.contains(bufferId))
1384         return NetworkId();
1385
1386     NetworkItem *netItem = qobject_cast<NetworkItem *>(_bufferItemCache[bufferId]->parent());
1387     if (netItem)
1388         return netItem->networkId();
1389     else
1390         return NetworkId();
1391 }
1392
1393
1394 QString NetworkModel::networkName(BufferId bufferId) const
1395 {
1396     if (!_bufferItemCache.contains(bufferId))
1397         return QString();
1398
1399     NetworkItem *netItem = qobject_cast<NetworkItem *>(_bufferItemCache[bufferId]->parent());
1400     if (netItem)
1401         return netItem->networkName();
1402     else
1403         return QString();
1404 }
1405
1406
1407 BufferId NetworkModel::bufferId(NetworkId networkId, const QString &bufferName, Qt::CaseSensitivity cs) const
1408 {
1409     const NetworkItem *netItem = findNetworkItem(networkId);
1410     if (!netItem)
1411         return BufferId();
1412
1413     for (int i = 0; i < netItem->childCount(); i++) {
1414         BufferItem *bufferItem = qobject_cast<BufferItem *>(netItem->child(i));
1415         if (bufferItem && !bufferItem->bufferName().compare(bufferName, cs))
1416             return bufferItem->bufferId();
1417     }
1418     return BufferId();
1419 }
1420
1421
1422 void NetworkModel::sortBufferIds(QList<BufferId> &bufferIds) const
1423 {
1424     QList<BufferItem *> bufferItems;
1425     foreach(BufferId bufferId, bufferIds) {
1426         if (_bufferItemCache.contains(bufferId))
1427             bufferItems << _bufferItemCache[bufferId];
1428     }
1429
1430     qSort(bufferItems.begin(), bufferItems.end(), bufferItemLessThan);
1431
1432     bufferIds.clear();
1433     foreach(BufferItem *bufferItem, bufferItems) {
1434         bufferIds << bufferItem->bufferId();
1435     }
1436 }
1437
1438
1439 QList<BufferId> NetworkModel::allBufferIdsSorted() const
1440 {
1441     QList<BufferId> bufferIds = allBufferIds();
1442     sortBufferIds(bufferIds);
1443     return bufferIds;
1444 }
1445
1446
1447 bool NetworkModel::bufferItemLessThan(const BufferItem *left, const BufferItem *right)
1448 {
1449     int leftType = left->bufferType();
1450     int rightType = right->bufferType();
1451
1452     if (leftType != rightType)
1453         return leftType < rightType;
1454     else
1455         return QString::compare(left->bufferName(), right->bufferName(), Qt::CaseInsensitive) < 0;
1456 }
1457
1458
1459 void NetworkModel::messageRedirectionSettingsChanged()
1460 {
1461     BufferSettings bufferSettings;
1462
1463     _userNoticesTarget = bufferSettings.userNoticesTarget();
1464     _serverNoticesTarget = bufferSettings.serverNoticesTarget();
1465     _errorMsgsTarget = bufferSettings.errorMsgsTarget();
1466 }