src/client/networkmodel.cpp

   1 /***************************************************************************
   2  *   Copyright (C) 2005-2016 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 QString NetworkItem::escapeHTML(const QString &string, bool useNonbreakingSpaces)
  78 {
  79     // QString.replace() doesn't guarantee the source string will remain constant.
  80     // Use a local variable to avoid compiler errors.
  81 #if QT_VERSION < 0x050000
  82     QString formattedString = Qt::escape(string);
  83 #else
  84     QString formattedString = string.toHtmlEscaped();
  85 #endif
  86     return (useNonbreakingSpaces ? formattedString.replace(" ", "&nbsp;") : formattedString);
  87 }
  88
  89
  90 // FIXME shouldn't we check the bufferItemCache here?
  91 BufferItem *NetworkItem::findBufferItem(BufferId bufferId)
  92 {
  93     BufferItem *bufferItem = 0;
  94
  95     for (int i = 0; i < childCount(); i++) {
  96         bufferItem = qobject_cast<BufferItem *>(child(i));
  97         if (!bufferItem)
  98             continue;
  99         if (bufferItem->bufferId() == bufferId)
 100             return bufferItem;
 101     }
 102     return 0;
 103 }
 104
 105
 106 BufferItem *NetworkItem::bufferItem(const BufferInfo &bufferInfo)
 107 {
 108     BufferItem *bufferItem = findBufferItem(bufferInfo);
 109     if (bufferItem)
 110         return bufferItem;
 111
 112     switch (bufferInfo.type()) {
 113     case BufferInfo::StatusBuffer:
 114         _statusBufferItem = new StatusBufferItem(bufferInfo, this);
 115         bufferItem = _statusBufferItem;
 116         disconnect(this, SIGNAL(networkDataChanged(int)), this, SIGNAL(dataChanged(int)));
 117         connect(this, SIGNAL(networkDataChanged(int)), bufferItem, SIGNAL(dataChanged(int)));
 118         connect(bufferItem, SIGNAL(dataChanged(int)), this, SIGNAL(dataChanged(int)));
 119         break;
 120     case BufferInfo::ChannelBuffer:
 121         bufferItem = new ChannelBufferItem(bufferInfo, this);
 122         break;
 123     case BufferInfo::QueryBuffer:
 124         bufferItem = new QueryBufferItem(bufferInfo, this);
 125         break;
 126     default:
 127         bufferItem = new BufferItem(bufferInfo, this);
 128     }
 129
 130     newChild(bufferItem);
 131
 132     // postprocess... this is necessary because Qt doesn't seem to like adding children which already have children on their own
 133     switch (bufferInfo.type()) {
 134     case BufferInfo::ChannelBuffer:
 135     {
 136         ChannelBufferItem *channelBufferItem = static_cast<ChannelBufferItem *>(bufferItem);
 137         if (_network) {
 138             IrcChannel *ircChannel = _network->ircChannel(bufferInfo.bufferName());
 139             if (ircChannel)
 140                 channelBufferItem->attachIrcChannel(ircChannel);
 141         }
 142     }
 143     break;
 144     default:
 145         break;
 146     }
 147
 148     return bufferItem;
 149 }
 150
 151
 152 void NetworkItem::attachNetwork(Network *network)
 153 {
 154     if (!network)
 155         return;
 156
 157     _network = network;
 158
 159     connect(network, SIGNAL(networkNameSet(QString)),
 160         this, SLOT(setNetworkName(QString)));
 161     connect(network, SIGNAL(currentServerSet(QString)),
 162         this, SLOT(setCurrentServer(QString)));
 163     connect(network, SIGNAL(ircChannelAdded(IrcChannel *)),
 164         this, SLOT(attachIrcChannel(IrcChannel *)));
 165     connect(network, SIGNAL(ircUserAdded(IrcUser *)),
 166         this, SLOT(attachIrcUser(IrcUser *)));
 167     connect(network, SIGNAL(connectedSet(bool)),
 168         this, SIGNAL(networkDataChanged()));
 169     connect(network, SIGNAL(destroyed()),
 170         this, SLOT(onNetworkDestroyed()));
 171
 172     emit networkDataChanged();
 173 }
 174
 175
 176 void NetworkItem::attachIrcChannel(IrcChannel *ircChannel)
 177 {
 178     ChannelBufferItem *channelItem;
 179     for (int i = 0; i < childCount(); i++) {
 180         channelItem = qobject_cast<ChannelBufferItem *>(child(i));
 181         if (!channelItem)
 182             continue;
 183
 184         if (channelItem->bufferName().toLower() == ircChannel->name().toLower()) {
 185             channelItem->attachIrcChannel(ircChannel);
 186             return;
 187         }
 188     }
 189 }
 190
 191
 192 void NetworkItem::attachIrcUser(IrcUser *ircUser)
 193 {
 194     QueryBufferItem *queryItem = 0;
 195     for (int i = 0; i < childCount(); i++) {
 196         queryItem = qobject_cast<QueryBufferItem *>(child(i));
 197         if (!queryItem)
 198             continue;
 199
 200         if (queryItem->bufferName().toLower() == ircUser->nick().toLower()) {
 201             queryItem->setIrcUser(ircUser);
 202             break;
 203         }
 204     }
 205 }
 206
 207
 208 void NetworkItem::setNetworkName(const QString &networkName)
 209 {
 210     Q_UNUSED(networkName);
 211     emit networkDataChanged(0);
 212 }
 213
 214
 215 void NetworkItem::setCurrentServer(const QString &serverName)
 216 {
 217     Q_UNUSED(serverName);
 218     emit networkDataChanged(1);
 219 }
 220
 221
 222 QString NetworkItem::toolTip(int column) const
 223 {
 224     Q_UNUSED(column);
 225     QString strTooltip;
 226     QTextStream tooltip( &strTooltip, QIODevice::WriteOnly );
 227     tooltip << "<qt><style>.bold { font-weight: bold; } .italic { font-style: italic; }</style>";
 228
 229     // Function to add a row to the tooltip table
 230     auto addRow = [&](const QString& key, const QString& value, bool condition) {
 231         if (condition) {
 232             tooltip << "<tr><td class='bold' align='right'>" << key << "</td><td>" << value << "</td></tr>";
 233         }
 234     };
 235
 236     tooltip << "<p class='bold' align='center'>" << NetworkItem::escapeHTML(networkName(), true) << "</p>";
 237     if (isActive()) {
 238         tooltip << "<table cellspacing='5' cellpadding='0'>";
 239         addRow(tr("Server"), NetworkItem::escapeHTML(currentServer(), true), !currentServer().isEmpty());
 240         addRow(tr("Users"), QString::number(nickCount()), true);
 241         if (_network)
 242             addRow(tr("Lag"), NetworkItem::escapeHTML(tr("%1 msecs").arg(_network->latency()), true), true);
 243
 244         tooltip << "</table>";
 245     } else {
 246         tooltip << "<p class='italic' align='center'>" << tr("Not connected") << "</p>";
 247     }
 248     tooltip << "</qt>";
 249     return strTooltip;
 250 }
 251
 252
 253 void NetworkItem::onBeginRemoveChilds(int start, int end)
 254 {
 255     for (int i = start; i <= end; i++) {
 256         StatusBufferItem *statusBufferItem = qobject_cast<StatusBufferItem *>(child(i));
 257         if (statusBufferItem) {
 258             _statusBufferItem = 0;
 259             break;
 260         }
 261     }
 262 }
 263
 264
 265 void NetworkItem::onNetworkDestroyed()
 266 {
 267     _network = 0;
 268     emit networkDataChanged();
 269     removeAllChilds();
 270 }
 271
 272
 273 /*****************************************
 274 *  Fancy Buffer Items
 275 *****************************************/
 276 BufferItem::BufferItem(const BufferInfo &bufferInfo, AbstractTreeItem *parent)
 277     : PropertyMapItem(QStringList() << "bufferName" << "topic" << "nickCount", parent),
 278     _bufferInfo(bufferInfo),
 279     _activity(BufferInfo::NoActivity)
 280 {
 281     setFlags(Qt::ItemIsEnabled | Qt::ItemIsSelectable | Qt::ItemIsDragEnabled);
 282 }
 283
 284
 285 void BufferItem::setActivityLevel(BufferInfo::ActivityLevel level)
 286 {
 287     if (_activity != level) {
 288         _activity = level;
 289         emit dataChanged();
 290     }
 291 }
 292
 293
 294 void BufferItem::clearActivityLevel()
 295 {
 296     _activity = BufferInfo::NoActivity;
 297     _firstUnreadMsgId = MsgId();
 298
 299     // FIXME remove with core proto v11
 300     if (!(Client::coreFeatures() & Quassel::SynchronizedMarkerLine)) {
 301         _markerLineMsgId = _lastSeenMsgId;
 302     }
 303
 304     emit dataChanged();
 305 }
 306
 307
 308 void BufferItem::updateActivityLevel(const Message &msg)
 309 {
 310     if (Client::coreFeatures().testFlag(Quassel::Feature::BufferActivitySync)) {
 311         if (msg.flags().testFlag(Message::Highlight)) {
 312             if (addActivity(Message::Types(msg.type()), msg.flags().testFlag(Message::Highlight))) {
 313                 emit dataChanged();
 314             }
 315         }
 316         return;
 317     }
 318
 319     if (isCurrentBuffer()) {
 320         return;
 321     }
 322
 323     if (msg.flags() & Message::Self)    // don't update activity for our own messages
 324         return;
 325
 326     if (Client::ignoreListManager()
 327         && Client::ignoreListManager()->match(msg, qobject_cast<NetworkItem *>(parent())->networkName()))
 328         return;
 329
 330     if (msg.msgId() <= lastSeenMsgId())
 331         return;
 332
 333     bool stateChanged = false;
 334     if (!firstUnreadMsgId().isValid() || msg.msgId() < firstUnreadMsgId()) {
 335         stateChanged = true;
 336         _firstUnreadMsgId = msg.msgId();
 337     }
 338
 339     if (addActivity(Message::Types(msg.type()), msg.flags().testFlag(Message::Highlight)) || stateChanged) {
 340         emit dataChanged();
 341     }
 342 }
 343
 344 void BufferItem::setActivity(Message::Types type, bool highlight) {
 345     BufferInfo::ActivityLevel oldLevel = activityLevel();
 346
 347     _activity &= BufferInfo::Highlight;
 348     addActivity(type, highlight);
 349
 350     if (_activity != oldLevel) {
 351         emit dataChanged();
 352     }
 353 }
 354
 355 bool BufferItem::addActivity(Message::Types type, bool highlight) {
 356     auto oldActivity = activityLevel();
 357
 358     if (type != 0)
 359         _activity |= BufferInfo::OtherActivity;
 360
 361     if (type.testFlag(Message::Plain) || type.testFlag(Message::Notice) || type.testFlag(Message::Action))
 362         _activity |= BufferInfo::NewMessage;
 363
 364     if (highlight)
 365         _activity |= BufferInfo::Highlight;
 366
 367     return oldActivity != _activity;
 368 }
 369
 370
 371 QVariant BufferItem::data(int column, int role) const
 372 {
 373     switch (role) {
 374     case NetworkModel::ItemTypeRole:
 375         return NetworkModel::BufferItemType;
 376     case NetworkModel::BufferIdRole:
 377         return qVariantFromValue(bufferInfo().bufferId());
 378     case NetworkModel::NetworkIdRole:
 379         return qVariantFromValue(bufferInfo().networkId());
 380     case NetworkModel::BufferInfoRole:
 381         return qVariantFromValue(bufferInfo());
 382     case NetworkModel::BufferTypeRole:
 383         return int(bufferType());
 384     case NetworkModel::ItemActiveRole:
 385         return isActive();
 386     case NetworkModel::BufferActivityRole:
 387         return (int)activityLevel();
 388     case NetworkModel::BufferFirstUnreadMsgIdRole:
 389         return qVariantFromValue(firstUnreadMsgId());
 390     case NetworkModel::MarkerLineMsgIdRole:
 391         return qVariantFromValue(markerLineMsgId());
 392     default:
 393         return PropertyMapItem::data(column, role);
 394     }
 395 }
 396
 397
 398 bool BufferItem::setData(int column, const QVariant &value, int role)
 399 {
 400     switch (role) {
 401     case NetworkModel::BufferActivityRole:
 402         setActivityLevel((BufferInfo::ActivityLevel)value.toInt());
 403         return true;
 404     default:
 405         return PropertyMapItem::setData(column, value, role);
 406     }
 407     return true;
 408 }
 409
 410
 411 void BufferItem::setBufferName(const QString &name)
 412 {
 413     _bufferInfo = BufferInfo(_bufferInfo.bufferId(), _bufferInfo.networkId(), _bufferInfo.type(), _bufferInfo.groupId(), name);
 414     emit dataChanged(0);
 415 }
 416
 417
 418 void BufferItem::setLastSeenMsgId(MsgId msgId)
 419 {
 420     _lastSeenMsgId = msgId;
 421
 422     // FIXME remove with core protocol v11
 423     if (!(Client::coreFeatures() & Quassel::SynchronizedMarkerLine)) {
 424         if (!isCurrentBuffer())
 425             _markerLineMsgId = msgId;
 426     }
 427
 428     setActivityLevel(BufferInfo::NoActivity);
 429 }
 430
 431
 432 void BufferItem::setMarkerLineMsgId(MsgId msgId)
 433 {
 434     _markerLineMsgId = msgId;
 435     emit dataChanged();
 436 }
 437
 438
 439 bool BufferItem::isCurrentBuffer() const
 440 {
 441     return _bufferInfo.bufferId() == Client::bufferModel()->currentIndex().data(NetworkModel::BufferIdRole).value<BufferId>();
 442 }
 443
 444
 445 QString BufferItem::toolTip(int column) const
 446 {
 447     Q_UNUSED(column);
 448     return tr("<p> %1 - %2 </p>").arg(bufferInfo().bufferId().toInt()).arg(bufferName());
 449 }
 450
 451
 452 /*****************************************
 453 *  StatusBufferItem
 454 *****************************************/
 455 StatusBufferItem::StatusBufferItem(const BufferInfo &bufferInfo, NetworkItem *parent)
 456     : BufferItem(bufferInfo, parent)
 457 {
 458 }
 459
 460
 461 QString StatusBufferItem::toolTip(int column) const
 462 {
 463     NetworkItem *networkItem = qobject_cast<NetworkItem *>(parent());
 464     if (networkItem)
 465         return networkItem->toolTip(column);
 466     else
 467         return QString();
 468 }
 469
 470
 471 /*****************************************
 472 *  QueryBufferItem
 473 *****************************************/
 474 QueryBufferItem::QueryBufferItem(const BufferInfo &bufferInfo, NetworkItem *parent)
 475     : BufferItem(bufferInfo, parent),
 476     _ircUser(0)
 477 {
 478     setFlags(flags() | Qt::ItemIsDropEnabled | Qt::ItemIsEditable);
 479
 480     const Network *net = Client::network(bufferInfo.networkId());
 481     if (!net)
 482         return;
 483
 484     IrcUser *ircUser = net->ircUser(bufferInfo.bufferName());
 485     setIrcUser(ircUser);
 486 }
 487
 488
 489 QVariant QueryBufferItem::data(int column, int role) const
 490 {
 491     switch (role) {
 492     case Qt::EditRole:
 493         return BufferItem::data(column, Qt::DisplayRole);
 494     case NetworkModel::IrcUserRole:
 495         return QVariant::fromValue<QObject *>(_ircUser);
 496     case NetworkModel::UserAwayRole:
 497         return (bool)_ircUser ? _ircUser->isAway() : false;
 498     default:
 499         return BufferItem::data(column, role);
 500     }
 501 }
 502
 503
 504 bool QueryBufferItem::setData(int column, const QVariant &value, int role)
 505 {
 506     if (column != 0)
 507         return BufferItem::setData(column, value, role);
 508
 509     switch (role) {
 510     case Qt::EditRole:
 511     {
 512         QString newName = value.toString();
 513
 514         // Sanity check - buffer names must not contain newlines!
 515         int nlpos = newName.indexOf('\n');
 516         if (nlpos >= 0)
 517             newName = newName.left(nlpos);
 518
 519         if (!newName.isEmpty()) {
 520             Client::renameBuffer(bufferId(), newName);
 521             return true;
 522         }
 523         else {
 524             return false;
 525         }
 526     }
 527     break;
 528     default:
 529         return BufferItem::setData(column, value, role);
 530     }
 531 }
 532
 533
 534 void QueryBufferItem::setBufferName(const QString &name)
 535 {
 536     BufferItem::setBufferName(name);
 537     NetworkId netId = data(0, NetworkModel::NetworkIdRole).value<NetworkId>();
 538     const Network *net = Client::network(netId);
 539     if (net)
 540         setIrcUser(net->ircUser(name));
 541 }
 542
 543
 544 QString QueryBufferItem::toolTip(int column) const
 545 {
 546     // pretty much code duplication of IrcUserItem::toolTip() but inheritance won't solve this...
 547     Q_UNUSED(column);
 548     QString strTooltip;
 549     QTextStream tooltip( &strTooltip, QIODevice::WriteOnly );
 550     tooltip << "<qt><style>.bold { font-weight: bold; } .italic { font-style: italic; }</style>";
 551
 552     // Keep track of whether or not information has been added
 553     bool infoAdded = false;
 554
 555     // Use bufferName() for QueryBufferItem, nickName() for IrcUserItem
 556     tooltip << "<p class='bold' align='center'>";
 557     tooltip << tr("Query with %1").arg(NetworkItem::escapeHTML(bufferName(), true));
 558     if (!_ircUser) {
 559         // User seems to be offline, let the no information message be added below
 560         tooltip << "</p>";
 561     } else {
 562         // Function to add a row to the tooltip table
 563         auto addRow = [&](const QString& key, const QString& value, bool condition) {
 564             if (condition) {
 565                 tooltip << "<tr><td class='bold' align='right'>" << key << "</td><td>" << value << "</td></tr>";
 566                 infoAdded = true;
 567             }
 568         };
 569
 570         // User information is available
 571         if (_ircUser->userModes() != "") {
 572             //TODO Translate user Modes and add them to the table below and in IrcUserItem::toolTip
 573             tooltip << " (" << _ircUser->userModes() << ")";
 574         }
 575         tooltip << "</p>";
 576
 577         tooltip << "<table cellspacing='5' cellpadding='0'>";
 578         if (_ircUser->isAway()) {
 579             QString awayMessageHTML = QString("<p class='italic'>%1</p>").arg(tr("Unknown"));
 580
 581             // If away message is known, replace with the escaped message.
 582             if (!_ircUser->awayMessage().isEmpty()) {
 583                 awayMessageHTML = NetworkItem::escapeHTML(_ircUser->awayMessage());
 584             }
 585             addRow(NetworkItem::escapeHTML(tr("Away message"), true), awayMessageHTML, true);
 586         }
 587         addRow(tr("Realname"),
 588                NetworkItem::escapeHTML(_ircUser->realName()),
 589                !_ircUser->realName().isEmpty());
 590         // suserHost may return "<nick> is available for help", which should be translated.
 591         // See https://www.alien.net.au/irc/irc2numerics.html
 592         if(_ircUser->suserHost().endsWith("available for help")) {
 593             addRow(NetworkItem::escapeHTML(tr("Help status"), true),
 594                    NetworkItem::escapeHTML(tr("Available for help")),
 595                    true);
 596         } else {
 597             addRow(NetworkItem::escapeHTML(tr("Service status"), true),
 598                    NetworkItem::escapeHTML(_ircUser->suserHost()),
 599                    !_ircUser->suserHost().isEmpty());
 600         }
 601
 602         // Keep track of whether or not the account information's been added.  Don't show it twice.
 603         bool accountAdded = false;
 604         if(!_ircUser->account().isEmpty()) {
 605             // IRCv3 account-notify is supported by the core and IRC server.
 606             // Assume logged out (seems to be more common)
 607             QString accountHTML = QString("<p class='italic'>%1</p>").arg(tr("Not logged in"));
 608
 609             // If account is logged in, replace with the escaped account name.
 610             if (_ircUser->account() != "*") {
 611                 accountHTML = NetworkItem::escapeHTML(_ircUser->account());
 612             }
 613             addRow(NetworkItem::escapeHTML(tr("Account"), true),
 614                    accountHTML,
 615                    true);
 616             // Mark the row as added
 617             accountAdded = true;
 618         }
 619         // whoisServiceReply may return "<nick> is identified for this nick", which should be translated.
 620         // See https://www.alien.net.au/irc/irc2numerics.html
 621         if(_ircUser->whoisServiceReply().endsWith("identified for this nick")) {
 622             addRow(NetworkItem::escapeHTML(tr("Account"), true),
 623                    NetworkItem::escapeHTML(tr("Identified for this nick")),
 624                    !accountAdded);
 625             // Don't add the account row again if information's already added via account-notify
 626             // Mark the row as added
 627             accountAdded = true;
 628         } else {
 629             addRow(NetworkItem::escapeHTML(tr("Service Reply"), true),
 630                    NetworkItem::escapeHTML(_ircUser->whoisServiceReply()),
 631                    !_ircUser->whoisServiceReply().isEmpty());
 632         }
 633         addRow(tr("Hostmask"),
 634                NetworkItem::escapeHTML(_ircUser->hostmask().remove(0, _ircUser->hostmask().indexOf("!") + 1)),
 635                !(_ircUser->hostmask().remove(0, _ircUser->hostmask().indexOf("!") + 1) == "@"));
 636         // ircOperator may contain "is an" or "is a", which should be removed.
 637         addRow(tr("Operator"),
 638                NetworkItem::escapeHTML(_ircUser->ircOperator().replace("is an ", "").replace("is a ", "")),
 639                !_ircUser->ircOperator().isEmpty());
 640
 641         if (_ircUser->idleTime().isValid()) {
 642             QDateTime now = QDateTime::currentDateTime();
 643             QDateTime idle = _ircUser->idleTime();
 644             int idleTime = idle.secsTo(now);
 645             addRow(NetworkItem::escapeHTML(tr("Idling since"), true), secondsToString(idleTime), true);
 646         }
 647
 648         if (_ircUser->loginTime().isValid()) {
 649             addRow(NetworkItem::escapeHTML(tr("Login time"), true), _ircUser->loginTime().toString(), true);
 650         }
 651
 652         addRow(tr("Server"), NetworkItem::escapeHTML(_ircUser->server()), !_ircUser->server().isEmpty());
 653         tooltip << "</table>";
 654     }
 655
 656     // If no further information found, offer an explanatory message
 657     if (!infoAdded)
 658         tooltip << "<p class='italic' align='center'>" << tr("No information available") << "</p>";
 659
 660     tooltip << "</qt>";
 661     return strTooltip;
 662 }
 663
 664
 665 void QueryBufferItem::setIrcUser(IrcUser *ircUser)
 666 {
 667     if (_ircUser == ircUser)
 668         return;
 669
 670     if (_ircUser) {
 671         disconnect(_ircUser, 0, this, 0);
 672     }
 673
 674     if (ircUser) {
 675         connect(ircUser, SIGNAL(destroyed(QObject*)), SLOT(removeIrcUser()));
 676         connect(ircUser, SIGNAL(quited()), this, SLOT(removeIrcUser()));
 677         connect(ircUser, SIGNAL(awaySet(bool)), this, SIGNAL(dataChanged()));
 678         connect(ircUser, SIGNAL(encryptedSet(bool)), this, SLOT(setEncrypted(bool)));
 679     }
 680
 681     _ircUser = ircUser;
 682     emit dataChanged();
 683 }
 684
 685
 686 void QueryBufferItem::removeIrcUser()
 687 {
 688     if (_ircUser) {
 689         // Disconnect the active IrcUser before removing it, otherwise it will fire removeIrcUser()
 690         // a second time when the object's destroyed due to QueryBufferItem::setIrcUser() connecting
 691         // SIGNAL destroyed(QObject*) to SLOT removeIrcUser().
 692         // This fixes removing an active IrcUser if the user had quit then rejoined in a nonstandard
 693         // manner (e.g. updateNickFromHost calling newIrcUser, triggered by an away-notify message).
 694         disconnect(_ircUser, 0, this, 0);
 695
 696         // Clear IrcUser (only set to 0 if not already 0)
 697         _ircUser = 0;
 698
 699         // Only emit dataChanged() if data actually changed.  This might serve as a small
 700         // optimization, but it can be moved outside the if statement if other behavior depends on
 701         // it always being called.
 702         emit dataChanged();
 703     }
 704 }
 705
 706
 707 /*****************************************
 708 *  ChannelBufferItem
 709 *****************************************/
 710 ChannelBufferItem::ChannelBufferItem(const BufferInfo &bufferInfo, AbstractTreeItem *parent)
 711     : BufferItem(bufferInfo, parent),
 712     _ircChannel(0)
 713 {
 714     setFlags(flags() | Qt::ItemIsDropEnabled);
 715 }
 716
 717
 718 QVariant ChannelBufferItem::data(int column, int role) const
 719 {
 720     switch (role) {
 721     case NetworkModel::IrcChannelRole:
 722         return QVariant::fromValue<QObject *>(_ircChannel);
 723     default:
 724         return BufferItem::data(column, role);
 725     }
 726 }
 727
 728
 729 QString ChannelBufferItem::toolTip(int column) const
 730 {
 731     Q_UNUSED(column);
 732     QString strTooltip;
 733     QTextStream tooltip( &strTooltip, QIODevice::WriteOnly );
 734     tooltip << "<qt><style>.bold { font-weight: bold; } .italic { font-style: italic; }</style>";
 735
 736     // Function to add a row to the tooltip table
 737     auto addRow = [&](const QString& key, const QString& value, bool condition) {
 738         if (condition) {
 739             tooltip << "<tr><td class='bold' align='right'>" << key << "</td><td>" << value << "</td></tr>";
 740         }
 741     };
 742
 743     tooltip << "<p class='bold' align='center'>";
 744     tooltip << NetworkItem::escapeHTML(tr("Channel %1").arg(bufferName()), true) << "</p>";
 745
 746     if (isActive()) {
 747         tooltip << "<table cellspacing='5' cellpadding='0'>";
 748         addRow(tr("Users"), QString::number(nickCount()), true);
 749
 750         if (_ircChannel) {
 751             QString channelMode = _ircChannel->channelModeString(); // channelModeString is compiled on the fly -> thus cache the result
 752             if (!channelMode.isEmpty())
 753                 addRow(tr("Mode"), channelMode, true);
 754         }
 755
 756         ItemViewSettings s;
 757         bool showTopic = s.displayTopicInTooltip();
 758         if (showTopic) {
 759             QString _topic = topic();
 760             if (_topic != "") {
 761                 _topic = stripFormatCodes(_topic);
 762                 _topic = NetworkItem::escapeHTML(_topic);
 763                 addRow(tr("Topic"), _topic, true);
 764             }
 765         }
 766
 767         tooltip << "</table>";
 768     } else {
 769         tooltip << "<p class='italic' align='center'>" << tr("Not active, double-click to join") << "</p>";
 770     }
 771
 772     tooltip << "</qt>";
 773     return strTooltip;
 774 }
 775
 776
 777 void ChannelBufferItem::attachIrcChannel(IrcChannel *ircChannel)
 778 {
 779     if (_ircChannel) {
 780         qWarning() << Q_FUNC_INFO << "IrcChannel already set; cleanup failed!?";
 781         disconnect(_ircChannel, 0, this, 0);
 782     }
 783
 784     _ircChannel = ircChannel;
 785
 786     connect(ircChannel, SIGNAL(destroyed(QObject*)),
 787         this, SLOT(ircChannelDestroyed()));
 788     connect(ircChannel, SIGNAL(topicSet(QString)),
 789         this, SLOT(setTopic(QString)));
 790     connect(ircChannel, SIGNAL(encryptedSet(bool)),
 791         this, SLOT(setEncrypted(bool)));
 792     connect(ircChannel, SIGNAL(ircUsersJoined(QList<IrcUser *> )),
 793         this, SLOT(join(QList<IrcUser *> )));
 794     connect(ircChannel, SIGNAL(ircUserParted(IrcUser *)),
 795         this, SLOT(part(IrcUser *)));
 796     connect(ircChannel, SIGNAL(parted()),
 797         this, SLOT(ircChannelParted()));
 798     connect(ircChannel, SIGNAL(ircUserModesSet(IrcUser *, QString)),
 799         this, SLOT(userModeChanged(IrcUser *)));
 800     connect(ircChannel, SIGNAL(ircUserModeAdded(IrcUser *, QString)),
 801         this, SLOT(userModeChanged(IrcUser *)));
 802     connect(ircChannel, SIGNAL(ircUserModeRemoved(IrcUser *, QString)),
 803         this, SLOT(userModeChanged(IrcUser *)));
 804
 805     if (!ircChannel->ircUsers().isEmpty())
 806         join(ircChannel->ircUsers());
 807
 808     emit dataChanged();
 809 }
 810
 811 QString ChannelBufferItem::nickChannelModes(const QString &nick) const
 812 {
 813     if (!_ircChannel) {
 814         qDebug() << Q_FUNC_INFO << "IrcChannel not set, can't get user modes";
 815         return QString();
 816     }
 817
 818     return _ircChannel->userModes(nick);
 819 }
 820
 821
 822 void ChannelBufferItem::ircChannelParted()
 823 {
 824     Q_CHECK_PTR(_ircChannel);
 825     disconnect(_ircChannel, 0, this, 0);
 826     _ircChannel = 0;
 827     emit dataChanged();
 828     removeAllChilds();
 829 }
 830
 831
 832 void ChannelBufferItem::ircChannelDestroyed()
 833 {
 834     if (_ircChannel) {
 835         _ircChannel = 0;
 836         emit dataChanged();
 837         removeAllChilds();
 838     }
 839 }
 840
 841
 842 void ChannelBufferItem::join(const QList<IrcUser *> &ircUsers)
 843 {
 844     addUsersToCategory(ircUsers);
 845     emit dataChanged(2);
 846 }
 847
 848
 849 UserCategoryItem *ChannelBufferItem::findCategoryItem(int categoryId)
 850 {
 851     UserCategoryItem *categoryItem = 0;
 852
 853     for (int i = 0; i < childCount(); i++) {
 854         categoryItem = qobject_cast<UserCategoryItem *>(child(i));
 855         if (!categoryItem)
 856             continue;
 857         if (categoryItem->categoryId() == categoryId)
 858             return categoryItem;
 859     }
 860     return 0;
 861 }
 862
 863
 864 void ChannelBufferItem::addUserToCategory(IrcUser *ircUser)
 865 {
 866     addUsersToCategory(QList<IrcUser *>() << ircUser);
 867 }
 868
 869
 870 void ChannelBufferItem::addUsersToCategory(const QList<IrcUser *> &ircUsers)
 871 {
 872     Q_ASSERT(_ircChannel);
 873
 874     QHash<UserCategoryItem *, QList<IrcUser *> > categories;
 875
 876     int categoryId = -1;
 877     UserCategoryItem *categoryItem = 0;
 878
 879     foreach(IrcUser *ircUser, ircUsers) {
 880         categoryId = UserCategoryItem::categoryFromModes(_ircChannel->userModes(ircUser));
 881         categoryItem = findCategoryItem(categoryId);
 882         if (!categoryItem) {
 883             categoryItem = new UserCategoryItem(categoryId, this);
 884             categories[categoryItem] = QList<IrcUser *>();
 885             newChild(categoryItem);
 886         }
 887         categories[categoryItem] << ircUser;
 888     }
 889
 890     QHash<UserCategoryItem *, QList<IrcUser *> >::const_iterator catIter = categories.constBegin();
 891     while (catIter != categories.constEnd()) {
 892         catIter.key()->addUsers(catIter.value());
 893         ++catIter;
 894     }
 895 }
 896
 897
 898 void ChannelBufferItem::part(IrcUser *ircUser)
 899 {
 900     if (!ircUser) {
 901         qWarning() << bufferName() << "ChannelBufferItem::part(): unknown User" << ircUser;
 902         return;
 903     }
 904
 905     disconnect(ircUser, 0, this, 0);
 906     removeUserFromCategory(ircUser);
 907     emit dataChanged(2);
 908 }
 909
 910
 911 void ChannelBufferItem::removeUserFromCategory(IrcUser *ircUser)
 912 {
 913     if (!_ircChannel) {
 914         // If we parted the channel there might still be some ircUsers connected.
 915         // in that case we just ignore the call
 916         Q_ASSERT(childCount() == 0);
 917         return;
 918     }
 919
 920     UserCategoryItem *categoryItem = 0;
 921     for (int i = 0; i < childCount(); i++) {
 922         categoryItem = qobject_cast<UserCategoryItem *>(child(i));
 923         if (categoryItem->removeUser(ircUser)) {
 924             if (categoryItem->childCount() == 0)
 925                 removeChild(i);
 926             break;
 927         }
 928     }
 929 }
 930
 931
 932 void ChannelBufferItem::userModeChanged(IrcUser *ircUser)
 933 {
 934     Q_ASSERT(_ircChannel);
 935
 936     int categoryId = UserCategoryItem::categoryFromModes(_ircChannel->userModes(ircUser));
 937     UserCategoryItem *categoryItem = findCategoryItem(categoryId);
 938
 939     if (categoryItem) {
 940         if (categoryItem->findIrcUser(ircUser)) {
 941             return; // already in the right category;
 942         }
 943     }
 944     else {
 945         categoryItem = new UserCategoryItem(categoryId, this);
 946         newChild(categoryItem);
 947     }
 948
 949     // find the item that needs reparenting
 950     IrcUserItem *ircUserItem = 0;
 951     for (int i = 0; i < childCount(); i++) {
 952         UserCategoryItem *oldCategoryItem = qobject_cast<UserCategoryItem *>(child(i));
 953         Q_ASSERT(oldCategoryItem);
 954         IrcUserItem *userItem = oldCategoryItem->findIrcUser(ircUser);
 955         if (userItem) {
 956             ircUserItem = userItem;
 957             break;
 958         }
 959     }
 960
 961     if (!ircUserItem) {
 962         qWarning() << "ChannelBufferItem::userModeChanged(IrcUser *): unable to determine old category of" << ircUser;
 963         return;
 964     }
 965     ircUserItem->reParent(categoryItem);
 966 }
 967
 968
 969 /*****************************************
 970 *  User Category Items (like @vh etc.)
 971 *****************************************/
 972 // we hardcode this even though we have PREFIX in network... but that wouldn't help with mapping modes to
 973 // category strings anyway.
 974 const QList<QChar> UserCategoryItem::categories = QList<QChar>() << 'q' << 'a' << 'o' << 'h' << 'v';
 975
 976 UserCategoryItem::UserCategoryItem(int category, AbstractTreeItem *parent)
 977     : PropertyMapItem(QStringList() << "categoryName", parent),
 978     _category(category)
 979 {
 980     setFlags(Qt::ItemIsEnabled);
 981     setTreeItemFlags(AbstractTreeItem::DeleteOnLastChildRemoved);
 982     setObjectName(parent->data(0, Qt::DisplayRole).toString() + "/" + QString::number(category));
 983 }
 984
 985
 986 // caching this makes no sense, since we display the user number dynamically
 987 QString UserCategoryItem::categoryName() const
 988 {
 989     int n = childCount();
 990     switch (_category) {
 991     case 0:
 992         return tr("%n Owner(s)", 0, n);
 993     case 1:
 994         return tr("%n Admin(s)", 0, n);
 995     case 2:
 996         return tr("%n Operator(s)", 0, n);
 997     case 3:
 998         return tr("%n Half-Op(s)", 0, n);
 999     case 4:
1000         return tr("%n Voiced", 0, n);
1001     default:
1002         return tr("%n User(s)", 0, n);
1003     }
1004 }
1005
1006
1007 IrcUserItem *UserCategoryItem::findIrcUser(IrcUser *ircUser)
1008 {
1009     IrcUserItem *userItem = 0;
1010
1011     for (int i = 0; i < childCount(); i++) {
1012         userItem = qobject_cast<IrcUserItem *>(child(i));
1013         if (!userItem)
1014             continue;
1015         if (userItem->ircUser() == ircUser)
1016             return userItem;
1017     }
1018     return 0;
1019 }
1020
1021
1022 void UserCategoryItem::addUsers(const QList<IrcUser *> &ircUsers)
1023 {
1024     QList<AbstractTreeItem *> userItems;
1025     foreach(IrcUser *ircUser, ircUsers)
1026     userItems << new IrcUserItem(ircUser, this);
1027     newChilds(userItems);
1028     emit dataChanged(0);
1029 }
1030
1031
1032 bool UserCategoryItem::removeUser(IrcUser *ircUser)
1033 {
1034     IrcUserItem *userItem = findIrcUser(ircUser);
1035     bool success = (bool)userItem;
1036     if (success) {
1037         removeChild(userItem);
1038         emit dataChanged(0);
1039     }
1040     return success;
1041 }
1042
1043
1044 int UserCategoryItem::categoryFromModes(const QString &modes)
1045 {
1046     for (int i = 0; i < categories.count(); i++) {
1047         if (modes.contains(categories[i]))
1048             return i;
1049     }
1050     return categories.count();
1051 }
1052
1053
1054 QVariant UserCategoryItem::data(int column, int role) const
1055 {
1056     switch (role) {
1057     case TreeModel::SortRole:
1058         return _category;
1059     case NetworkModel::ItemActiveRole:
1060         return true;
1061     case NetworkModel::ItemTypeRole:
1062         return NetworkModel::UserCategoryItemType;
1063     case NetworkModel::BufferIdRole:
1064         return parent()->data(column, role);
1065     case NetworkModel::NetworkIdRole:
1066         return parent()->data(column, role);
1067     case NetworkModel::BufferInfoRole:
1068         return parent()->data(column, role);
1069     default:
1070         return PropertyMapItem::data(column, role);
1071     }
1072 }
1073
1074
1075 /*****************************************
1076 *  Irc User Items
1077 *****************************************/
1078 IrcUserItem::IrcUserItem(IrcUser *ircUser, AbstractTreeItem *parent)
1079     : PropertyMapItem(QStringList() << "nickName", parent),
1080     _ircUser(ircUser)
1081 {
1082     setObjectName(ircUser->nick());
1083     connect(ircUser, SIGNAL(quited()), this, SLOT(ircUserQuited()));
1084     connect(ircUser, SIGNAL(nickSet(QString)), this, SIGNAL(dataChanged()));
1085     connect(ircUser, SIGNAL(awaySet(bool)), this, SIGNAL(dataChanged()));
1086 }
1087
1088
1089 QVariant IrcUserItem::data(int column, int role) const
1090 {
1091     switch (role) {
1092     case NetworkModel::ItemActiveRole:
1093         return isActive();
1094     case NetworkModel::ItemTypeRole:
1095         return NetworkModel::IrcUserItemType;
1096     case NetworkModel::BufferIdRole:
1097         return parent()->data(column, role);
1098     case NetworkModel::NetworkIdRole:
1099         return parent()->data(column, role);
1100     case NetworkModel::BufferInfoRole:
1101         return parent()->data(column, role);
1102     case NetworkModel::IrcChannelRole:
1103         return parent()->data(column, role);
1104     case NetworkModel::IrcUserRole:
1105         return QVariant::fromValue<QObject *>(_ircUser.data());
1106     case NetworkModel::UserAwayRole:
1107         return (bool)_ircUser ? _ircUser->isAway() : false;
1108     default:
1109         return PropertyMapItem::data(column, role);
1110     }
1111 }
1112
1113
1114 QString IrcUserItem::toolTip(int column) const
1115 {
1116     Q_UNUSED(column);
1117     QString strTooltip;
1118     QTextStream tooltip( &strTooltip, QIODevice::WriteOnly );
1119     tooltip << "<qt><style>.bold { font-weight: bold; } .italic { font-style: italic; }</style>";
1120
1121     // Keep track of whether or not information has been added
1122     bool infoAdded = false;
1123
1124     // Use bufferName() for QueryBufferItem, nickName() for IrcUserItem
1125     tooltip << "<p class='bold' align='center'>" << NetworkItem::escapeHTML(nickName(), true);
1126     if (_ircUser->userModes() != "") {
1127         //TODO: Translate user Modes and add them to the table below and in QueryBufferItem::toolTip
1128         tooltip << " (" << _ircUser->userModes() << ")";
1129     }
1130     tooltip << "</p>";
1131
1132     auto addRow = [&](const QString& key, const QString& value, bool condition) {
1133         if (condition)
1134         {
1135             tooltip << "<tr><td class='bold' align='right'>" << key << "</td><td>" << value << "</td></tr>";
1136             infoAdded = true;
1137         }
1138     };
1139
1140     tooltip << "<table cellspacing='5' cellpadding='0'>";
1141     addRow(tr("Modes"),
1142            NetworkItem::escapeHTML(channelModes()),
1143            !channelModes().isEmpty());
1144     if (_ircUser->isAway()) {
1145         QString awayMessageHTML = QString("<p class='italic'>%1</p>").arg(tr("Unknown"));
1146
1147         // If away message is known, replace with the escaped message.
1148         if (!_ircUser->awayMessage().isEmpty()) {
1149             awayMessageHTML = NetworkItem::escapeHTML(_ircUser->awayMessage());
1150         }
1151         addRow(NetworkItem::escapeHTML(tr("Away message"), true), awayMessageHTML, true);
1152     }
1153     addRow(tr("Realname"),
1154            NetworkItem::escapeHTML(_ircUser->realName()),
1155            !_ircUser->realName().isEmpty());
1156
1157     // suserHost may return "<nick> is available for help", which should be translated.
1158     // See https://www.alien.net.au/irc/irc2numerics.html
1159     if(_ircUser->suserHost().endsWith("available for help")) {
1160         addRow(NetworkItem::escapeHTML(tr("Help status"), true),
1161                NetworkItem::escapeHTML(tr("Available for help")),
1162                true);
1163     } else {
1164         addRow(NetworkItem::escapeHTML(tr("Service status"), true),
1165                NetworkItem::escapeHTML(_ircUser->suserHost()),
1166                !_ircUser->suserHost().isEmpty());
1167     }
1168
1169     // Keep track of whether or not the account information's been added.  Don't show it twice.
1170     bool accountAdded = false;
1171     if(!_ircUser->account().isEmpty()) {
1172         // IRCv3 account-notify is supported by the core and IRC server.
1173         // Assume logged out (seems to be more common)
1174         QString accountHTML = QString("<p class='italic'>%1</p>").arg(tr("Not logged in"));
1175
1176         // If account is logged in, replace with the escaped account name.
1177         if (_ircUser->account() != "*") {
1178             accountHTML = NetworkItem::escapeHTML(_ircUser->account());
1179         }
1180         addRow(NetworkItem::escapeHTML(tr("Account"), true),
1181                accountHTML,
1182                true);
1183         // Mark the row as added
1184         accountAdded = true;
1185     }
1186     // whoisServiceReply may return "<nick> is identified for this nick", which should be translated.
1187     // See https://www.alien.net.au/irc/irc2numerics.html
1188     if(_ircUser->whoisServiceReply().endsWith("identified for this nick")) {
1189         addRow(NetworkItem::escapeHTML(tr("Account"), true),
1190                NetworkItem::escapeHTML(tr("Identified for this nick")),
1191                !accountAdded);
1192         // Don't add the account row again if information's already added via account-notify
1193         // Mark the row as added
1194         accountAdded = true;
1195     } else {
1196         addRow(NetworkItem::escapeHTML(tr("Service Reply"), true),
1197                NetworkItem::escapeHTML(_ircUser->whoisServiceReply()),
1198                !_ircUser->whoisServiceReply().isEmpty());
1199     }
1200     addRow(tr("Hostmask"),
1201            NetworkItem::escapeHTML(_ircUser->hostmask().remove(0, _ircUser->hostmask().indexOf("!") + 1)),
1202            !(_ircUser->hostmask().remove(0, _ircUser->hostmask().indexOf("!") + 1) == "@"));
1203     // ircOperator may contain "is an" or "is a", which should be removed.
1204     addRow(tr("Operator"),
1205            NetworkItem::escapeHTML(_ircUser->ircOperator().replace("is an ", "").replace("is a ", "")),
1206            !_ircUser->ircOperator().isEmpty());
1207
1208     if (_ircUser->idleTime().isValid()) {
1209         QDateTime now = QDateTime::currentDateTime();
1210         QDateTime idle = _ircUser->idleTime();
1211         int idleTime = idle.secsTo(now);
1212         addRow(NetworkItem::escapeHTML(tr("Idling since"), true), secondsToString(idleTime), true);
1213     }
1214
1215     if (_ircUser->loginTime().isValid()) {
1216         addRow(NetworkItem::escapeHTML(tr("Login time"), true), _ircUser->loginTime().toString(), true);
1217     }
1218
1219     addRow(tr("Server"), NetworkItem::escapeHTML(_ircUser->server()), !_ircUser->server().isEmpty());
1220     tooltip << "</table>";
1221
1222     // If no further information found, offer an explanatory message
1223     if (!infoAdded)
1224         tooltip << "<p class='italic' align='center'>" << tr("No information available") << "</p>";
1225
1226     tooltip << "</qt>";
1227     return strTooltip;
1228 }
1229
1230 QString IrcUserItem::channelModes() const
1231 {
1232     // IrcUserItems are parented to UserCategoryItem, which are parented to ChannelBufferItem.
1233     // We want the channel buffer item in order to get the channel-specific user modes.
1234     UserCategoryItem *category = qobject_cast<UserCategoryItem *>(parent());
1235     if (!category)
1236         return QString();
1237
1238     ChannelBufferItem *channel = qobject_cast<ChannelBufferItem *>(category->parent());
1239     if (!channel)
1240         return QString();
1241
1242     return channel->nickChannelModes(nickName());
1243 }
1244
1245
1246 /*****************************************
1247  * NetworkModel
1248  *****************************************/
1249 NetworkModel::NetworkModel(QObject *parent)
1250     : TreeModel(NetworkModel::defaultHeader(), parent)
1251 {
1252     connect(this, SIGNAL(rowsInserted(const QModelIndex &, int, int)),
1253         this, SLOT(checkForNewBuffers(const QModelIndex &, int, int)));
1254     connect(this, SIGNAL(rowsAboutToBeRemoved(const QModelIndex &, int, int)),
1255         this, SLOT(checkForRemovedBuffers(const QModelIndex &, int, int)));
1256
1257     BufferSettings defaultSettings;
1258     defaultSettings.notify("UserNoticesTarget", this, SLOT(messageRedirectionSettingsChanged()));
1259     defaultSettings.notify("ServerNoticesTarget", this, SLOT(messageRedirectionSettingsChanged()));
1260     defaultSettings.notify("ErrorMsgsTarget", this, SLOT(messageRedirectionSettingsChanged()));
1261     messageRedirectionSettingsChanged();
1262 }
1263
1264
1265 QList<QVariant> NetworkModel::defaultHeader()
1266 {
1267     QList<QVariant> data;
1268     data << tr("Chat") << tr("Topic") << tr("Nick Count");
1269     return data;
1270 }
1271
1272
1273 bool NetworkModel::isBufferIndex(const QModelIndex &index) const
1274 {
1275     return index.data(NetworkModel::ItemTypeRole) == NetworkModel::BufferItemType;
1276 }
1277
1278
1279 int NetworkModel::networkRow(NetworkId networkId) const
1280 {
1281     NetworkItem *netItem = 0;
1282     for (int i = 0; i < rootItem->childCount(); i++) {
1283         netItem = qobject_cast<NetworkItem *>(rootItem->child(i));
1284         if (!netItem)
1285             continue;
1286         if (netItem->networkId() == networkId)
1287             return i;
1288     }
1289     return -1;
1290 }
1291
1292
1293 QModelIndex NetworkModel::networkIndex(NetworkId networkId)
1294 {
1295     int netRow = networkRow(networkId);
1296     if (netRow == -1)
1297         return QModelIndex();
1298     else
1299         return indexByItem(qobject_cast<NetworkItem *>(rootItem->child(netRow)));
1300 }
1301
1302
1303 NetworkItem *NetworkModel::findNetworkItem(NetworkId networkId) const
1304 {
1305     int netRow = networkRow(networkId);
1306     if (netRow == -1)
1307         return 0;
1308     else
1309         return qobject_cast<NetworkItem *>(rootItem->child(netRow));
1310 }
1311
1312
1313 NetworkItem *NetworkModel::networkItem(NetworkId networkId)
1314 {
1315     NetworkItem *netItem = findNetworkItem(networkId);
1316
1317     if (netItem == 0) {
1318         netItem = new NetworkItem(networkId, rootItem);
1319         rootItem->newChild(netItem);
1320     }
1321     return netItem;
1322 }
1323
1324
1325 void NetworkModel::networkRemoved(const NetworkId &networkId)
1326 {
1327     int netRow = networkRow(networkId);
1328     if (netRow != -1) {
1329         rootItem->removeChild(netRow);
1330     }
1331 }
1332
1333
1334 QModelIndex NetworkModel::bufferIndex(BufferId bufferId)
1335 {
1336     if (!_bufferItemCache.contains(bufferId))
1337         return QModelIndex();
1338
1339     return indexByItem(_bufferItemCache[bufferId]);
1340 }
1341
1342
1343 BufferItem *NetworkModel::findBufferItem(BufferId bufferId) const
1344 {
1345     if (_bufferItemCache.contains(bufferId))
1346         return _bufferItemCache[bufferId];
1347     else
1348         return 0;
1349 }
1350
1351
1352 BufferItem *NetworkModel::bufferItem(const BufferInfo &bufferInfo)
1353 {
1354     if (_bufferItemCache.contains(bufferInfo.bufferId()))
1355         return _bufferItemCache[bufferInfo.bufferId()];
1356
1357     NetworkItem *netItem = networkItem(bufferInfo.networkId());
1358     return netItem->bufferItem(bufferInfo);
1359 }
1360
1361
1362 QStringList NetworkModel::mimeTypes() const
1363 {
1364     // mimetypes we accept for drops
1365     QStringList types;
1366     // comma separated list of colon separated pairs of networkid and bufferid
1367     // example: 0:1,0:2,1:4
1368     types << "application/Quassel/BufferItemList";
1369     return types;
1370 }
1371
1372
1373 bool NetworkModel::mimeContainsBufferList(const QMimeData *mimeData)
1374 {
1375     return mimeData->hasFormat("application/Quassel/BufferItemList");
1376 }
1377
1378
1379 QList<QPair<NetworkId, BufferId> > NetworkModel::mimeDataToBufferList(const QMimeData *mimeData)
1380 {
1381     QList<QPair<NetworkId, BufferId> > bufferList;
1382
1383     if (!mimeContainsBufferList(mimeData))
1384         return bufferList;
1385
1386     QStringList rawBufferList = QString::fromLatin1(mimeData->data("application/Quassel/BufferItemList")).split(",");
1387     NetworkId networkId;
1388     BufferId bufferUid;
1389     foreach(QString rawBuffer, rawBufferList) {
1390         if (!rawBuffer.contains(":"))
1391             continue;
1392         networkId = rawBuffer.section(":", 0, 0).toInt();
1393         bufferUid = rawBuffer.section(":", 1, 1).toInt();
1394         bufferList.append(qMakePair(networkId, bufferUid));
1395     }
1396     return bufferList;
1397 }
1398
1399
1400 QMimeData *NetworkModel::mimeData(const QModelIndexList &indexes) const
1401 {
1402     QMimeData *mimeData = new QMimeData();
1403
1404     QStringList bufferlist;
1405     QString netid, uid, bufferid;
1406     foreach(QModelIndex index, indexes) {
1407         netid = QString::number(index.data(NetworkIdRole).value<NetworkId>().toInt());
1408         uid = QString::number(index.data(BufferIdRole).value<BufferId>().toInt());
1409         bufferid = QString("%1:%2").arg(netid).arg(uid);
1410         if (!bufferlist.contains(bufferid))
1411             bufferlist << bufferid;
1412     }
1413
1414     mimeData->setData("application/Quassel/BufferItemList", bufferlist.join(",").toLatin1());
1415
1416     return mimeData;
1417 }
1418
1419
1420 void NetworkModel::attachNetwork(Network *net)
1421 {
1422     NetworkItem *netItem = networkItem(net->networkId());
1423     netItem->attachNetwork(net);
1424 }
1425
1426
1427 void NetworkModel::bufferUpdated(BufferInfo bufferInfo)
1428 {
1429     BufferItem *bufItem = bufferItem(bufferInfo);
1430     QModelIndex itemindex = indexByItem(bufItem);
1431     emit dataChanged(itemindex, itemindex);
1432 }
1433
1434
1435 void NetworkModel::removeBuffer(BufferId bufferId)
1436 {
1437     BufferItem *buffItem = findBufferItem(bufferId);
1438     if (!buffItem)
1439         return;
1440
1441     buffItem->parent()->removeChild(buffItem);
1442 }
1443
1444
1445 MsgId NetworkModel::lastSeenMsgId(BufferId bufferId) const
1446 {
1447     if (!_bufferItemCache.contains(bufferId))
1448         return MsgId();
1449
1450     return _bufferItemCache[bufferId]->lastSeenMsgId();
1451 }
1452
1453
1454 MsgId NetworkModel::markerLineMsgId(BufferId bufferId) const
1455 {
1456     if (!_bufferItemCache.contains(bufferId))
1457         return MsgId();
1458
1459     return _bufferItemCache[bufferId]->markerLineMsgId();
1460 }
1461
1462
1463 // FIXME we always seem to use this (expensive) non-const version
1464 MsgId NetworkModel::lastSeenMsgId(const BufferId &bufferId)
1465 {
1466     BufferItem *bufferItem = findBufferItem(bufferId);
1467     if (!bufferItem) {
1468         qDebug() << "NetworkModel::lastSeenMsgId(): buffer is unknown:" << bufferId;
1469         Client::purgeKnownBufferIds();
1470         return MsgId();
1471     }
1472     return bufferItem->lastSeenMsgId();
1473 }
1474
1475
1476 void NetworkModel::setLastSeenMsgId(const BufferId &bufferId, const MsgId &msgId)
1477 {
1478     BufferItem *bufferItem = findBufferItem(bufferId);
1479     if (!bufferItem) {
1480         qDebug() << "NetworkModel::setLastSeenMsgId(): buffer is unknown:" << bufferId;
1481         Client::purgeKnownBufferIds();
1482         return;
1483     }
1484     bufferItem->setLastSeenMsgId(msgId);
1485     emit lastSeenMsgSet(bufferId, msgId);
1486 }
1487
1488
1489 void NetworkModel::setMarkerLineMsgId(const BufferId &bufferId, const MsgId &msgId)
1490 {
1491     BufferItem *bufferItem = findBufferItem(bufferId);
1492     if (!bufferItem) {
1493         qDebug() << "NetworkModel::setMarkerLineMsgId(): buffer is unknown:" << bufferId;
1494         Client::purgeKnownBufferIds();
1495         return;
1496     }
1497     bufferItem->setMarkerLineMsgId(msgId);
1498     emit markerLineSet(bufferId, msgId);
1499 }
1500
1501
1502 void NetworkModel::updateBufferActivity(Message &msg)
1503 {
1504     int redirectionTarget = 0;
1505     switch (msg.type()) {
1506     case Message::Notice:
1507         if (bufferType(msg.bufferId()) != BufferInfo::ChannelBuffer) {
1508             msg.setFlags(msg.flags() | Message::Redirected);
1509             if (msg.flags() & Message::ServerMsg) {
1510                 // server notice
1511                 redirectionTarget = _serverNoticesTarget;
1512             }
1513             else {
1514                 redirectionTarget = _userNoticesTarget;
1515             }
1516         }
1517         break;
1518     case Message::Error:
1519         msg.setFlags(msg.flags() | Message::Redirected);
1520         redirectionTarget = _errorMsgsTarget;
1521         break;
1522     // Update IrcUser's last activity
1523     case Message::Plain:
1524     case Message::Action:
1525         if (bufferType(msg.bufferId()) == BufferInfo::ChannelBuffer) {
1526             const Network *net = Client::network(msg.bufferInfo().networkId());
1527             IrcUser *user = net ? net->ircUser(nickFromMask(msg.sender())) : 0;
1528             if (user)
1529                 user->setLastChannelActivity(msg.bufferId(), msg.timestamp());
1530         }
1531         break;
1532     default:
1533         break;
1534     }
1535
1536     if (msg.flags() & Message::Redirected) {
1537         if (redirectionTarget & BufferSettings::DefaultBuffer)
1538             updateBufferActivity(bufferItem(msg.bufferInfo()), msg);
1539
1540         if (redirectionTarget & BufferSettings::StatusBuffer) {
1541             const NetworkItem *netItem = findNetworkItem(msg.bufferInfo().networkId());
1542             if (netItem) {
1543                 updateBufferActivity(netItem->statusBufferItem(), msg);
1544             }
1545         }
1546     }
1547     else {
1548         if ((BufferSettings(msg.bufferId()).messageFilter() & msg.type()) != msg.type())
1549             updateBufferActivity(bufferItem(msg.bufferInfo()), msg);
1550     }
1551 }
1552
1553
1554 void NetworkModel::updateBufferActivity(BufferItem *bufferItem, const Message &msg)
1555 {
1556     if (!bufferItem)
1557         return;
1558
1559     bufferItem->updateActivityLevel(msg);
1560     if (bufferItem->isCurrentBuffer())
1561         emit requestSetLastSeenMsg(bufferItem->bufferId(), msg.msgId());
1562 }
1563
1564
1565 void NetworkModel::setBufferActivity(const BufferId &bufferId, BufferInfo::ActivityLevel level)
1566 {
1567     BufferItem *bufferItem = findBufferItem(bufferId);
1568     if (!bufferItem) {
1569         qDebug() << "NetworkModel::setBufferActivity(): buffer is unknown:" << bufferId;
1570         return;
1571     }
1572     bufferItem->setActivityLevel(level);
1573 }
1574
1575
1576 void NetworkModel::clearBufferActivity(const BufferId &bufferId)
1577 {
1578     BufferItem *bufferItem = findBufferItem(bufferId);
1579     if (!bufferItem) {
1580         qDebug() << "NetworkModel::clearBufferActivity(): buffer is unknown:" << bufferId;
1581         return;
1582     }
1583     bufferItem->clearActivityLevel();
1584 }
1585
1586
1587 const Network *NetworkModel::networkByIndex(const QModelIndex &index) const
1588 {
1589     QVariant netVariant = index.data(NetworkIdRole);
1590     if (!netVariant.isValid())
1591         return 0;
1592
1593     NetworkId networkId = netVariant.value<NetworkId>();
1594     return Client::network(networkId);
1595 }
1596
1597
1598 void NetworkModel::checkForRemovedBuffers(const QModelIndex &parent, int start, int end)
1599 {
1600     if (parent.data(ItemTypeRole) != NetworkItemType)
1601         return;
1602
1603     for (int row = start; row <= end; row++) {
1604         _bufferItemCache.remove(parent.child(row, 0).data(BufferIdRole).value<BufferId>());
1605     }
1606 }
1607
1608
1609 void NetworkModel::checkForNewBuffers(const QModelIndex &parent, int start, int end)
1610 {
1611     if (parent.data(ItemTypeRole) != NetworkItemType)
1612         return;
1613
1614     for (int row = start; row <= end; row++) {
1615         QModelIndex child = parent.child(row, 0);
1616         _bufferItemCache[child.data(BufferIdRole).value < BufferId > ()] = static_cast<BufferItem *>(child.internalPointer());
1617     }
1618 }
1619
1620
1621 QString NetworkModel::bufferName(BufferId bufferId) const
1622 {
1623     if (!_bufferItemCache.contains(bufferId))
1624         return QString();
1625
1626     return _bufferItemCache[bufferId]->bufferName();
1627 }
1628
1629
1630 BufferInfo::Type NetworkModel::bufferType(BufferId bufferId) const
1631 {
1632     if (!_bufferItemCache.contains(bufferId))
1633         return BufferInfo::InvalidBuffer;
1634
1635     return _bufferItemCache[bufferId]->bufferType();
1636 }
1637
1638
1639 BufferInfo NetworkModel::bufferInfo(BufferId bufferId) const
1640 {
1641     if (!_bufferItemCache.contains(bufferId))
1642         return BufferInfo();
1643
1644     return _bufferItemCache[bufferId]->bufferInfo();
1645 }
1646
1647
1648 NetworkId NetworkModel::networkId(BufferId bufferId) const
1649 {
1650     if (!_bufferItemCache.contains(bufferId))
1651         return NetworkId();
1652
1653     NetworkItem *netItem = qobject_cast<NetworkItem *>(_bufferItemCache[bufferId]->parent());
1654     if (netItem)
1655         return netItem->networkId();
1656     else
1657         return NetworkId();
1658 }
1659
1660
1661 QString NetworkModel::networkName(BufferId bufferId) const
1662 {
1663     if (!_bufferItemCache.contains(bufferId))
1664         return QString();
1665
1666     NetworkItem *netItem = qobject_cast<NetworkItem *>(_bufferItemCache[bufferId]->parent());
1667     if (netItem)
1668         return netItem->networkName();
1669     else
1670         return QString();
1671 }
1672
1673
1674 BufferId NetworkModel::bufferId(NetworkId networkId, const QString &bufferName, Qt::CaseSensitivity cs) const
1675 {
1676     const NetworkItem *netItem = findNetworkItem(networkId);
1677     if (!netItem)
1678         return BufferId();
1679
1680     for (int i = 0; i < netItem->childCount(); i++) {
1681         BufferItem *bufferItem = qobject_cast<BufferItem *>(netItem->child(i));
1682         if (bufferItem && !bufferItem->bufferName().compare(bufferName, cs))
1683             return bufferItem->bufferId();
1684     }
1685     return BufferId();
1686 }
1687
1688
1689 void NetworkModel::sortBufferIds(QList<BufferId> &bufferIds) const
1690 {
1691     QList<BufferItem *> bufferItems;
1692     foreach(BufferId bufferId, bufferIds) {
1693         if (_bufferItemCache.contains(bufferId))
1694             bufferItems << _bufferItemCache[bufferId];
1695     }
1696
1697     qSort(bufferItems.begin(), bufferItems.end(), bufferItemLessThan);
1698
1699     bufferIds.clear();
1700     foreach(BufferItem *bufferItem, bufferItems) {
1701         bufferIds << bufferItem->bufferId();
1702     }
1703 }
1704
1705
1706 QList<BufferId> NetworkModel::allBufferIdsSorted() const
1707 {
1708     QList<BufferId> bufferIds = allBufferIds();
1709     sortBufferIds(bufferIds);
1710     return bufferIds;
1711 }
1712
1713
1714 bool NetworkModel::bufferItemLessThan(const BufferItem *left, const BufferItem *right)
1715 {
1716     int leftType = left->bufferType();
1717     int rightType = right->bufferType();
1718
1719     if (leftType != rightType)
1720         return leftType < rightType;
1721     else
1722         return QString::compare(left->bufferName(), right->bufferName(), Qt::CaseInsensitive) < 0;
1723 }
1724
1725
1726 void NetworkModel::messageRedirectionSettingsChanged()
1727 {
1728     BufferSettings bufferSettings;
1729
1730     _userNoticesTarget = bufferSettings.userNoticesTarget();
1731     _serverNoticesTarget = bufferSettings.serverNoticesTarget();
1732     _errorMsgsTarget = bufferSettings.errorMsgsTarget();
1733 }
1734
1735 void NetworkModel::bufferActivityChanged(BufferId bufferId, const Message::Types activity) {
1736     auto bufferItem = findBufferItem(bufferId);
1737     if (!bufferItem) {
1738         qDebug() << "NetworkModel::clearBufferActivity(): buffer is unknown:" << bufferId;
1739         return;
1740     }
1741     auto hiddenTypes = BufferSettings(bufferId).messageFilter();
1742     auto visibleTypes = ~hiddenTypes;
1743     auto activityVisibleTypesIntersection = activity & visibleTypes;
1744     bufferItem->setActivity(activityVisibleTypesIntersection, false);
1745 }