src/client/networkmodel.cpp

   1 /***************************************************************************
   2  *   Copyright (C) 2005-08 by the Quassel Project                          *
   3  *   devel@quassel-irc.org                                                 *
   4  *                                                                         *
   5  *   This program is free software; you can redistribute it and/or modify  *
   6  *   it under the terms of the GNU General Public License as published by  *
   7  *   the Free Software Foundation; either version 2 of the License, or     *
   8  *   (at your option) version 3.                                           *
   9  *                                                                         *
  10  *   This program is distributed in the hope that it will be useful,       *
  11  *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
  12  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
  13  *   GNU General Public License for more details.                          *
  14  *                                                                         *
  15  *   You should have received a copy of the GNU General Public License     *
  16  *   along with this program; if not, write to the                         *
  17  *   Free Software Foundation, Inc.,                                       *
  18  *   59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.             *
  19  ***************************************************************************/
  20
  21 #include "networkmodel.h"
  22
  23 #include <QAbstractItemView>
  24
  25 #include "bufferinfo.h"
  26 #include "client.h"
  27 #include "signalproxy.h"
  28 #include "network.h"
  29 #include "ircchannel.h"
  30 #include "ircuser.h"
  31
  32 #include "util.h" // get rid of this (needed for isChannelName)
  33
  34 /*****************************************
  35 *  Fancy Buffer Items
  36 *****************************************/
  37 BufferItem::BufferItem(BufferInfo bufferInfo, AbstractTreeItem *parent)
  38   : PropertyMapItem(QStringList() << "bufferName" << "topic" << "nickCount", parent),
  39     _bufferInfo(bufferInfo),
  40     _activity(NoActivity)
  41 {
  42   // determine BufferType
  43   if(bufferInfo.buffer().isEmpty())
  44     _type = StatusType;
  45   else if(isChannelName(bufferInfo.buffer()))
  46     _type = ChannelType;
  47   else
  48     _type = QueryType;
  49
  50   Qt::ItemFlags flags = Qt::ItemIsEnabled | Qt::ItemIsSelectable | Qt::ItemIsDragEnabled;
  51   if(bufferType() == QueryType)
  52     flags |= Qt::ItemIsDropEnabled;
  53   setFlags(flags);
  54 }
  55
  56
  57 const BufferInfo &BufferItem::bufferInfo() const {
  58   return _bufferInfo;
  59 }
  60
  61 quint64 BufferItem::id() const {
  62   return bufferInfo().uid().toInt();
  63 }
  64
  65 bool BufferItem::isStatusBuffer() const {
  66    return bufferType() == StatusType;
  67 }
  68
  69 BufferItem::Type BufferItem::bufferType() const {
  70   return _type;
  71 }
  72
  73 bool BufferItem::isActive() const {
  74   if(bufferType() == ChannelType)
  75     return _ircChannel;
  76   else
  77     return qobject_cast<NetworkItem *>(parent())->isActive();
  78 }
  79
  80 BufferItem::ActivityLevel BufferItem::activity() const {
  81   return _activity;
  82 }
  83
  84 void BufferItem::setActivity(const ActivityLevel &level) {
  85   _activity = level;
  86 }
  87
  88 void BufferItem::addActivity(const ActivityLevel &level) {
  89   _activity |= level;
  90 }
  91
  92 QVariant BufferItem::data(int column, int role) const {
  93   switch(role) {
  94   case NetworkModel::ItemTypeRole:
  95     return NetworkModel::BufferItemType;
  96   case NetworkModel::BufferIdRole:
  97     return qVariantFromValue(bufferInfo().uid());
  98   case NetworkModel::NetworkIdRole:
  99     return qVariantFromValue(bufferInfo().networkId());
 100   case NetworkModel::BufferInfoRole:
 101     return qVariantFromValue(bufferInfo());
 102   case NetworkModel::BufferTypeRole:
 103     return int(bufferType());
 104   case NetworkModel::ItemActiveRole:
 105     return isActive();
 106   default:
 107     return PropertyMapItem::data(column, role);
 108   }
 109 }
 110
 111 void BufferItem::attachIrcChannel(IrcChannel *ircChannel) {
 112   if(!ircChannel)
 113     return;
 114
 115   _ircChannel = ircChannel;
 116
 117   connect(ircChannel, SIGNAL(topicSet(QString)),
 118           this, SLOT(setTopic(QString)));
 119   connect(ircChannel, SIGNAL(ircUserJoined(IrcUser *)),
 120           this, SLOT(join(IrcUser *)));
 121   connect(ircChannel, SIGNAL(ircUserParted(IrcUser *)),
 122           this, SLOT(part(IrcUser *)));
 123   connect(ircChannel, SIGNAL(destroyed()),
 124           this, SLOT(ircChannelDestroyed()));
 125   connect(ircChannel, SIGNAL(ircUserModesSet(IrcUser *, QString)),
 126           this, SLOT(userModeChanged(IrcUser *)));
 127   connect(ircChannel, SIGNAL(ircUserModeAdded(IrcUser *, QString)),
 128           this, SLOT(userModeChanged(IrcUser *)));
 129   connect(ircChannel, SIGNAL(ircUserModeRemoved(IrcUser *, QString)),
 130           this, SLOT(userModeChanged(IrcUser *)));
 131
 132   emit dataChanged();
 133 }
 134
 135 void BufferItem::ircChannelDestroyed() {
 136   emit dataChanged();
 137   removeAllChilds();
 138 }
 139
 140 QString BufferItem::bufferName() const {
 141   if(bufferType() == StatusType)
 142     return tr("Status Buffer");
 143   else
 144     return bufferInfo().buffer();
 145 }
 146
 147 QString BufferItem::topic() const {
 148   if(_ircChannel)
 149     return _ircChannel->topic();
 150   else
 151     return QString();
 152 }
 153
 154 int BufferItem::nickCount() const {
 155   if(_ircChannel)
 156     return _ircChannel->ircUsers().count();
 157   else
 158     return 0;
 159 }
 160
 161 void BufferItem::setTopic(const QString &topic) {
 162   Q_UNUSED(topic);
 163   emit dataChanged(1);
 164 }
 165
 166 void BufferItem::join(IrcUser *ircUser) {
 167   if(!ircUser)
 168     return;
 169
 170   addUserToCategory(ircUser);
 171   emit dataChanged(2);
 172 }
 173
 174 void BufferItem::addUserToCategory(IrcUser *ircUser) {
 175   Q_ASSERT(_ircChannel);
 176
 177   UserCategoryItem *categoryItem;
 178   int categoryId = UserCategoryItem::categoryFromModes(_ircChannel->userModes(ircUser));
 179   if(!(categoryItem = qobject_cast<UserCategoryItem *>(childById(qHash(categoryId))))) {
 180     categoryItem = new UserCategoryItem(categoryId, this);
 181     newChild(categoryItem);
 182   }
 183   categoryItem->addUser(ircUser);
 184
 185   int totalusers = 0;
 186   for(int i = 0; i < childCount(); i++) {
 187     totalusers += child(i)->childCount();
 188   }
 189 }
 190
 191 void BufferItem::part(IrcUser *ircUser) {
 192   if(!ircUser) {
 193     qWarning() << bufferName() << "BufferItem::part(): unknown User" << ircUser;
 194     return;
 195   }
 196
 197   removeUserFromCategory(ircUser);
 198   emit dataChanged(2);
 199 }
 200
 201 void BufferItem::removeUserFromCategory(IrcUser *ircUser) {
 202   Q_ASSERT(_ircChannel);
 203
 204   bool success = false;
 205   UserCategoryItem *categoryItem = 0;
 206   for(int i = 0; i < childCount(); i++) {
 207     categoryItem = qobject_cast<UserCategoryItem *>(child(i));
 208     if(success = categoryItem->removeChildById((quint64)ircUser)) {
 209       if(categoryItem->childCount() == 0)
 210         removeChild(i);
 211       break;
 212     }
 213   }
 214   Q_ASSERT(success);
 215
 216   int totalusers = 0;
 217   for(int i = 0; i < childCount(); i++) {
 218     totalusers += child(i)->childCount();
 219   }
 220 }
 221
 222 void BufferItem::userModeChanged(IrcUser *ircUser) {
 223   Q_ASSERT(_ircChannel);
 224
 225   UserCategoryItem *categoryItem;
 226   int categoryId = UserCategoryItem::categoryFromModes(_ircChannel->userModes(ircUser));
 227   if((categoryItem = qobject_cast<UserCategoryItem *>(childById(qHash(categoryId)))) && categoryItem->childById((quint64)(ircUser)))
 228     return; // already in the right category;
 229
 230   removeUserFromCategory(ircUser);
 231   addUserToCategory(ircUser);
 232 }
 233
 234 /*****************************************
 235 *  Network Items
 236 *****************************************/
 237 NetworkItem::NetworkItem(const NetworkId &netid, AbstractTreeItem *parent)
 238   : PropertyMapItem(QList<QString>() << "networkName" << "currentServer" << "nickCount", parent),
 239     _networkId(netid)
 240 {
 241   setFlags(Qt::ItemIsEnabled);
 242 }
 243
 244 QVariant NetworkItem::data(int column, int role) const {
 245   switch(role) {
 246   case NetworkModel::NetworkIdRole:
 247     return qVariantFromValue(_networkId);
 248   case NetworkModel::ItemTypeRole:
 249     return NetworkModel::NetworkItemType;
 250   case NetworkModel::ItemActiveRole:
 251     return isActive();
 252   default:
 253     return PropertyMapItem::data(column, role);
 254   }
 255 }
 256
 257 quint64 NetworkItem::id() const {
 258   return _networkId.toInt();
 259 }
 260
 261 bool NetworkItem::isActive() const {
 262   return _network;
 263 }
 264
 265 QString NetworkItem::networkName() const {
 266   if(_network)
 267     return _network->networkName();
 268   else
 269     return QString();
 270 }
 271
 272 QString NetworkItem::currentServer() const {
 273   if(_network)
 274     return _network->currentServer();
 275   else
 276     return QString();
 277 }
 278
 279 int NetworkItem::nickCount() const {
 280   if(_network)
 281     return _network->ircUsers().count();
 282   else
 283     return 0;
 284 }
 285
 286 void NetworkItem::attachNetwork(Network *network) {
 287   if(!network)
 288     return;
 289
 290   _network = network;
 291
 292   connect(network, SIGNAL(networkNameSet(QString)),
 293           this, SLOT(setNetworkName(QString)));
 294   connect(network, SIGNAL(currentServerSet(QString)),
 295           this, SLOT(setCurrentServer(QString)));
 296   connect(network, SIGNAL(ircChannelAdded(QString)),
 297           this, SLOT(attachIrcChannel(QString)));
 298   // FIXME: connect this and that...
 299
 300   emit dataChanged();
 301 }
 302
 303 void NetworkItem::attachIrcChannel(const QString &channelName) {
 304   IrcChannel *ircChannel = _network->ircChannel(channelName);
 305   if(!ircChannel) {
 306     qWarning() << "NetworkItem::attachIrcChannel(): unkown Channel" << channelName;
 307     return;
 308   }
 309
 310   BufferItem *bufferItem;
 311   for(int i = 0; i < childCount(); i++) {
 312     bufferItem = qobject_cast<BufferItem *>(child(i));
 313     if(bufferItem->bufferName() == ircChannel->name()) {
 314       bufferItem->attachIrcChannel(ircChannel);
 315       break;
 316     }
 317   }
 318 }
 319
 320 void NetworkItem::setNetworkName(const QString &networkName) {
 321   Q_UNUSED(networkName);
 322   emit dataChanged(0);
 323 }
 324
 325 void NetworkItem::setCurrentServer(const QString &serverName) {
 326   Q_UNUSED(serverName);
 327   emit dataChanged(1);
 328 }
 329
 330 /*****************************************
 331 *  User Category Items (like @vh etc.)
 332 *****************************************/
 333 // we hardcode this even though we have PREFIX in network... but that wouldn't help with mapping modes to
 334 // category strings anyway.
 335 const QList<UserCategoryItem::Category> UserCategoryItem::categories = QList<UserCategoryItem::Category>()
 336   << UserCategoryItem::Category('q', "Owners")
 337   << UserCategoryItem::Category('a', "Admins")
 338   << UserCategoryItem::Category('a', "Admins")
 339   << UserCategoryItem::Category('o', "Operators")
 340   << UserCategoryItem::Category('h', "Half-Ops")
 341   << UserCategoryItem::Category('v', "Voiced");
 342
 343 UserCategoryItem::UserCategoryItem(int category, AbstractTreeItem *parent)
 344   : PropertyMapItem(QStringList() << "categoryId", parent),
 345     _category(category)
 346 {
 347 }
 348
 349 QString UserCategoryItem::categoryId() {
 350   if(_category < categories.count())
 351     return categories[_category].displayString;
 352   else
 353     return QString("Users");
 354 }
 355
 356 quint64 UserCategoryItem::id() const {
 357   return qHash(_category);
 358 }
 359
 360 void UserCategoryItem::addUser(IrcUser *ircUser) {
 361   newChild(new IrcUserItem(ircUser, this));
 362 }
 363
 364 int UserCategoryItem::categoryFromModes(const QString &modes) {
 365   for(int i = 0; i < categories.count(); i++) {
 366     if(modes.contains(categories[i].mode))
 367       return i;
 368   }
 369   return categories.count();
 370 }
 371
 372 QVariant UserCategoryItem::data(int column, int role) const {
 373   switch(role) {
 374   case NetworkModel::ItemTypeRole:
 375     return NetworkModel::UserCategoryItemType;
 376   case NetworkModel::BufferIdRole:
 377     return parent()->data(column, role);
 378   case NetworkModel::NetworkIdRole:
 379     return parent()->data(column, role);
 380   case NetworkModel::BufferInfoRole:
 381     return parent()->data(column, role);
 382   default:
 383     return PropertyMapItem::data(column, role);
 384   }
 385 }
 386
 387
 388 /*****************************************
 389 *  Irc User Items
 390 *****************************************/
 391 IrcUserItem::IrcUserItem(IrcUser *ircUser, AbstractTreeItem *parent)
 392   : PropertyMapItem(QStringList() << "nickName", parent),
 393     _ircUser(ircUser)
 394 {
 395   // we don't need to handle the ircUser's destroyed signal since it's automatically removed
 396   // by the IrcChannel::ircUserParted();
 397
 398   connect(ircUser, SIGNAL(nickSet(QString)),
 399           this, SLOT(setNick(QString)));
 400 }
 401
 402 QString IrcUserItem::nickName() const {
 403   return _ircUser->nick();
 404 }
 405
 406 IrcUser *IrcUserItem::ircUser() {
 407   return _ircUser;
 408 }
 409
 410 quint64 IrcUserItem::id() const {
 411   return (quint64)_ircUser;
 412 }
 413
 414 QVariant IrcUserItem::data(int column, int role) const {
 415   switch(role) {
 416   case NetworkModel::ItemTypeRole:
 417     return NetworkModel::IrcUserItemType;
 418   case NetworkModel::BufferIdRole:
 419     return parent()->data(column, role);
 420   case NetworkModel::NetworkIdRole:
 421     return parent()->data(column, role);
 422   case NetworkModel::BufferInfoRole:
 423     return parent()->data(column, role);
 424   default:
 425     return PropertyMapItem::data(column, role);
 426   }
 427 }
 428
 429 QString IrcUserItem::toolTip(int column) const {
 430   Q_UNUSED(column);
 431   return "<p><b>" + nickName() + "</b><br />" + _ircUser->hostmask() + "</p>";
 432 }
 433
 434 void IrcUserItem::setNick(QString newNick) {
 435   Q_UNUSED(newNick);
 436   emit dataChanged(0);
 437 }
 438
 439 /*****************************************
 440  * NetworkModel
 441  *****************************************/
 442 NetworkModel::NetworkModel(QObject *parent)
 443   : TreeModel(NetworkModel::defaultHeader(), parent)
 444 {
 445 }
 446
 447 QList<QVariant >NetworkModel::defaultHeader() {
 448   QList<QVariant> data;
 449   data << tr("Buffer") << tr("Topic") << tr("Nick Count");
 450   return data;
 451 }
 452
 453 bool NetworkModel::isBufferIndex(const QModelIndex &index) const {
 454   return index.data(NetworkModel::ItemTypeRole) == NetworkModel::BufferItemType;
 455 }
 456
 457 /*
 458 Buffer *NetworkModel::getBufferByIndex(const QModelIndex &index) const {
 459   BufferItem *item = static_cast<BufferItem *>(index.internalPointer());
 460   return Client::instance()->buffer(item->id());
 461 }
 462 */
 463
 464
 465 // experimental stuff :)
 466 QModelIndex NetworkModel::networkIndex(NetworkId networkId) {
 467   return indexById(networkId.toInt());
 468 }
 469
 470 NetworkItem *NetworkModel::existsNetworkItem(NetworkId networkId) {
 471   return qobject_cast<NetworkItem *>(rootItem->childById(networkId.toInt()));
 472 }
 473
 474 NetworkItem *NetworkModel::networkItem(NetworkId networkId) {
 475   NetworkItem *netItem = existsNetworkItem(networkId);
 476
 477   if(netItem == 0) {
 478     netItem = new NetworkItem(networkId, rootItem);
 479     rootItem->newChild(netItem);
 480   }
 481
 482   Q_ASSERT(netItem);
 483   return netItem;
 484 }
 485
 486 QModelIndex NetworkModel::bufferIndex(BufferId bufferId) {
 487   AbstractTreeItem *netItem, *bufferItem;
 488   for(int i = 0; i < rootItem->childCount(); i++) {
 489     netItem = rootItem->child(i);
 490     if((bufferItem = netItem->childById(bufferId.toInt()))) {
 491       return indexById(bufferItem->id(), networkIndex(netItem->id()));
 492     }
 493   }
 494   return QModelIndex();
 495 }
 496
 497 BufferItem *NetworkModel::existsBufferItem(const BufferInfo &bufferInfo) {
 498   QModelIndex bufferIdx = bufferIndex(bufferInfo.uid());
 499   if(bufferIdx.isValid())
 500     return static_cast<BufferItem *>(bufferIdx.internalPointer());
 501   else
 502     return 0;
 503 }
 504
 505 BufferItem *NetworkModel::bufferItem(const BufferInfo &bufferInfo) {
 506   BufferItem *bufItem = existsBufferItem(bufferInfo);
 507   if(bufItem == 0) {
 508     NetworkItem *netItem = networkItem(bufferInfo.networkId());
 509     bufItem = new BufferItem(bufferInfo, netItem);
 510     netItem->newChild(bufItem);
 511   }
 512
 513   Q_ASSERT(bufItem);
 514   return bufItem;
 515 }
 516
 517 QStringList NetworkModel::mimeTypes() const {
 518   // mimetypes we accept for drops
 519   QStringList types;
 520   // comma separated list of colon separated pairs of networkid and bufferid
 521   // example: 0:1,0:2,1:4
 522   types << "application/Quassel/BufferItemList";
 523   return types;
 524 }
 525
 526 bool NetworkModel::mimeContainsBufferList(const QMimeData *mimeData) {
 527   return mimeData->hasFormat("application/Quassel/BufferItemList");
 528 }
 529
 530 QList< QPair<NetworkId, BufferId> > NetworkModel::mimeDataToBufferList(const QMimeData *mimeData) {
 531   QList< QPair<NetworkId, BufferId> > bufferList;
 532
 533   if(!mimeContainsBufferList(mimeData))
 534     return bufferList;
 535
 536   QStringList rawBufferList = QString::fromAscii(mimeData->data("application/Quassel/BufferItemList")).split(",");
 537   NetworkId networkId;
 538   BufferId bufferUid;
 539   foreach(QString rawBuffer, rawBufferList) {
 540     if(!rawBuffer.contains(":"))
 541       continue;
 542     networkId = rawBuffer.section(":", 0, 0).toInt();
 543     bufferUid = rawBuffer.section(":", 1, 1).toInt();
 544     bufferList.append(qMakePair(networkId, bufferUid));
 545   }
 546   return bufferList;
 547 }
 548
 549
 550 QMimeData *NetworkModel::mimeData(const QModelIndexList &indexes) const {
 551   QMimeData *mimeData = new QMimeData();
 552
 553   QStringList bufferlist;
 554   QString netid, uid, bufferid;
 555   foreach(QModelIndex index, indexes) {
 556     netid = QString::number(index.data(NetworkIdRole).value<NetworkId>().toInt());
 557     uid = QString::number(index.data(BufferIdRole).value<BufferId>().toInt());
 558     bufferid = QString("%1:%2").arg(netid).arg(uid);
 559     if(!bufferlist.contains(bufferid))
 560       bufferlist << bufferid;
 561   }
 562
 563   mimeData->setData("application/Quassel/BufferItemList", bufferlist.join(",").toAscii());
 564
 565   return mimeData;
 566 }
 567
 568 bool NetworkModel::dropMimeData(const QMimeData *data, Qt::DropAction action, int row, int column, const QModelIndex &parent) {
 569   Q_UNUSED(action)
 570   Q_UNUSED(row)
 571   Q_UNUSED(column)
 572
 573   if(!mimeContainsBufferList(data))
 574     return false;
 575
 576   // target must be a query
 577   BufferItem::Type targetType = (BufferItem::Type)parent.data(NetworkModel::BufferTypeRole).toInt();
 578   if(targetType != BufferItem::QueryType)
 579     return false;
 580
 581   QList< QPair<NetworkId, BufferId> > bufferList = mimeDataToBufferList(data);
 582
 583   // exactly one buffer has to be dropped
 584   if(bufferList.count() != 1)
 585     return false;
 586
 587   NetworkId netId = bufferList.first().first;
 588   BufferId bufferId = bufferList.first().second;
 589
 590   // no self merges (would kill us)
 591   if(bufferId == parent.data(BufferIdRole).value<BufferId>())
 592     return false;
 593
 594   Q_ASSERT(rootItem->childById(netId.toInt()));
 595   Q_ASSERT(rootItem->childById(netId.toInt())->childById(bufferId.toInt()));
 596
 597   // source must be a query too
 598   BufferItem::Type sourceType = (BufferItem::Type)rootItem->childById(netId.toInt())->childById(bufferId.toInt())->data(0, BufferTypeRole).toInt();
 599   if(sourceType != BufferItem::QueryType)
 600     return false;
 601
 602   // TODO: warn user about buffermerge!
 603   qDebug() << "merging" << bufferId << parent.data(BufferIdRole).value<BufferId>();
 604   removeRow(parent.row(), parent.parent());
 605
 606   return true;
 607 }
 608
 609 void NetworkModel::attachNetwork(Network *net) {
 610   NetworkItem *netItem = networkItem(net->networkId());
 611   netItem->attachNetwork(net);
 612 }
 613
 614 void NetworkModel::bufferUpdated(BufferInfo bufferInfo) {
 615   BufferItem *bufItem = bufferItem(bufferInfo);
 616   QModelIndex itemindex = indexByItem(bufItem);
 617   emit dataChanged(itemindex, itemindex);
 618 }
 619
 620 void NetworkModel::bufferActivity(BufferItem::ActivityLevel level, BufferInfo bufferInfo) {
 621 //   BufferItem *bufferItem = buffer(buf->bufferInfo());
 622 //   if(!bufferItem) {
 623 //     qWarning() << "NetworkModel::bufferActivity(): received Activity Info for uknown Buffer";
 624 //     return;
 625 //   }
 626 //   bufferItem->setActivity(level);
 627 //   bufferUpdated(buf);
 628 }
 629