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::BufferTypeRole:
 101     return int(bufferType());
 102   case NetworkModel::ItemActiveRole:
 103     return isActive();
 104   default:
 105     return PropertyMapItem::data(column, role);
 106   }
 107 }
 108
 109 void BufferItem::attachIrcChannel(IrcChannel *ircChannel) {
 110   if(!ircChannel)
 111     return;
 112
 113   _ircChannel = ircChannel;
 114
 115   connect(ircChannel, SIGNAL(topicSet(QString)),
 116           this, SLOT(setTopic(QString)));
 117   connect(ircChannel, SIGNAL(ircUserJoined(IrcUser *)),
 118           this, SLOT(join(IrcUser *)));
 119   connect(ircChannel, SIGNAL(ircUserParted(IrcUser *)),
 120           this, SLOT(part(IrcUser *)));
 121   connect(ircChannel, SIGNAL(destroyed()),
 122           this, SLOT(ircChannelDestroyed()));
 123   connect(ircChannel, SIGNAL(ircUserModesSet(IrcUser *, QString)),
 124           this, SLOT(userModeChanged(IrcUser *)));
 125   connect(ircChannel, SIGNAL(ircUserModeAdded(IrcUser *, QString)),
 126           this, SLOT(userModeChanged(IrcUser *)));
 127   connect(ircChannel, SIGNAL(ircUserModeRemoved(IrcUser *, QString)),
 128           this, SLOT(userModeChanged(IrcUser *)));
 129
 130   emit dataChanged();
 131 }
 132
 133 void BufferItem::ircChannelDestroyed() {
 134   emit dataChanged();
 135   removeAllChilds();
 136 }
 137
 138 QString BufferItem::bufferName() const {
 139   if(bufferType() == StatusType)
 140     return tr("Status Buffer");
 141   else
 142     return bufferInfo().buffer();
 143 }
 144
 145 QString BufferItem::topic() const {
 146   if(_ircChannel)
 147     return _ircChannel->topic();
 148   else
 149     return QString();
 150 }
 151
 152 int BufferItem::nickCount() const {
 153   if(_ircChannel)
 154     return _ircChannel->ircUsers().count();
 155   else
 156     return 0;
 157 }
 158
 159 void BufferItem::setTopic(const QString &topic) {
 160   Q_UNUSED(topic);
 161   emit dataChanged(1);
 162 }
 163
 164 void BufferItem::join(IrcUser *ircUser) {
 165   if(!ircUser)
 166     return;
 167
 168   addUserToCategory(ircUser);
 169   emit dataChanged(2);
 170 }
 171
 172 void BufferItem::addUserToCategory(IrcUser *ircUser) {
 173   Q_ASSERT(_ircChannel);
 174
 175   UserCategoryItem *categoryItem;
 176   int categoryId = UserCategoryItem::categoryFromModes(_ircChannel->userModes(ircUser));
 177   if(!(categoryItem = qobject_cast<UserCategoryItem *>(childById(qHash(categoryId))))) {
 178     categoryItem = new UserCategoryItem(categoryId, this);
 179     emit newChild(categoryItem);
 180   }
 181   categoryItem->addUser(ircUser);
 182 }
 183
 184 void BufferItem::part(IrcUser *ircUser) {
 185   if(!ircUser)
 186     return;
 187
 188   removeUserFromCategory(ircUser);
 189   emit dataChanged(2);
 190 }
 191
 192 void BufferItem::removeUserFromCategory(IrcUser *ircUser) {
 193   UserCategoryItem *categoryItem = 0;
 194   for(int i = 0; i < childCount(); i++) {
 195     categoryItem = qobject_cast<UserCategoryItem *>(child(i));
 196     categoryItem->removeChildById((quint64)ircUser);
 197     if(categoryItem->childCount() == 0)
 198       removeChild(i);
 199   }
 200 }
 201
 202 void BufferItem::userModeChanged(IrcUser *ircUser) {
 203   Q_ASSERT(_ircChannel);
 204
 205   UserCategoryItem *categoryItem;
 206   int categoryId = UserCategoryItem::categoryFromModes(_ircChannel->userModes(ircUser));
 207   if((categoryItem = qobject_cast<UserCategoryItem *>(childById(qHash(categoryId)))) && categoryItem->childById((quint64)(ircUser)))
 208     return; // already in the right category;
 209
 210   removeUserFromCategory(ircUser);
 211   addUserToCategory(ircUser);
 212 }
 213
 214 /*****************************************
 215 *  Network Items
 216 *****************************************/
 217 NetworkItem::NetworkItem(const NetworkId &netid, AbstractTreeItem *parent)
 218   : PropertyMapItem(QList<QString>() << "networkName" << "currentServer" << "nickCount", parent),
 219     _networkId(netid)
 220 {
 221   setFlags(Qt::ItemIsEnabled);
 222 }
 223
 224 QVariant NetworkItem::data(int column, int role) const {
 225   switch(role) {
 226   case NetworkModel::NetworkIdRole:
 227     return qVariantFromValue(_networkId);
 228   case NetworkModel::ItemTypeRole:
 229     return NetworkModel::NetworkItemType;
 230   case NetworkModel::ItemActiveRole:
 231     return isActive();
 232   default:
 233     return PropertyMapItem::data(column, role);
 234   }
 235 }
 236
 237 quint64 NetworkItem::id() const {
 238   return _networkId.toInt();
 239 }
 240
 241 bool NetworkItem::isActive() const {
 242   return _network;
 243 }
 244
 245 QString NetworkItem::networkName() const {
 246   if(_network)
 247     return _network->networkName();
 248   else
 249     return QString();
 250 }
 251
 252 QString NetworkItem::currentServer() const {
 253   if(_network)
 254     return _network->currentServer();
 255   else
 256     return QString();
 257 }
 258
 259 int NetworkItem::nickCount() const {
 260   if(_network)
 261     return _network->ircUsers().count();
 262   else
 263     return 0;
 264 }
 265
 266 void NetworkItem::attachNetwork(Network *network) {
 267   if(!network)
 268     return;
 269
 270   _network = network;
 271
 272   connect(network, SIGNAL(networkNameSet(QString)),
 273           this, SLOT(setNetworkName(QString)));
 274   connect(network, SIGNAL(currentServerSet(QString)),
 275           this, SLOT(setCurrentServer(QString)));
 276   connect(network, SIGNAL(ircChannelAdded(QString)),
 277           this, SLOT(attachIrcChannel(QString)));
 278   // FIXME: connect this and that...
 279
 280   emit dataChanged();
 281 }
 282
 283 void NetworkItem::attachIrcChannel(const QString &channelName) {
 284   IrcChannel *ircChannel = _network->ircChannel(channelName);
 285   if(!ircChannel) {
 286     qWarning() << "NetworkItem::attachIrcChannel(): unkown Channel" << channelName;
 287     return;
 288   }
 289
 290   BufferItem *bufferItem;
 291   for(int i = 0; i < childCount(); i++) {
 292     bufferItem = qobject_cast<BufferItem *>(child(i));
 293     if(bufferItem->bufferName() == ircChannel->name()) {
 294       bufferItem->attachIrcChannel(ircChannel);
 295       break;
 296     }
 297   }
 298 }
 299
 300 void NetworkItem::setNetworkName(const QString &networkName) {
 301   Q_UNUSED(networkName);
 302   emit dataChanged(0);
 303 }
 304
 305 void NetworkItem::setCurrentServer(const QString &serverName) {
 306   Q_UNUSED(serverName);
 307   emit dataChanged(1);
 308 }
 309
 310 /*****************************************
 311 *  User Category Items (like @vh etc.)
 312 *****************************************/
 313 // we hardcode this even though we have PREFIX in network... but that wouldn't help with mapping modes to
 314 // category strings anyway.
 315 const QList<UserCategoryItem::Category> UserCategoryItem::categories = QList<UserCategoryItem::Category>() << UserCategoryItem::Category('q', "Owners")
 316                                                                                                            << UserCategoryItem::Category('a', "Admins")
 317                                                                                                            << UserCategoryItem::Category('a', "Admins")
 318                                                                                                            << UserCategoryItem::Category('o', "Operators")
 319                                                                                                            << UserCategoryItem::Category('h', "Half-Ops")
 320                                                                                                            << UserCategoryItem::Category('v', "Voiced");
 321
 322 UserCategoryItem::UserCategoryItem(int category, AbstractTreeItem *parent)
 323   : PropertyMapItem(QStringList() << "categoryId", parent),
 324     _category(category)
 325 {
 326 }
 327
 328 QString UserCategoryItem::categoryId() {
 329   if(_category < categories.count())
 330     return categories[_category].displayString;
 331   else
 332     return QString("Users");
 333 }
 334
 335 quint64 UserCategoryItem::id() const {
 336   return qHash(_category);
 337 }
 338
 339 void UserCategoryItem::addUser(IrcUser *ircUser) {
 340   emit newChild(new IrcUserItem(ircUser, this));
 341 }
 342
 343 int UserCategoryItem::categoryFromModes(const QString &modes) {
 344   for(int i = 0; i < categories.count(); i++) {
 345     if(modes.contains(categories[i].mode))
 346       return i;
 347   }
 348   return categories.count();
 349 }
 350
 351 /*****************************************
 352 *  Irc User Items
 353 *****************************************/
 354 IrcUserItem::IrcUserItem(IrcUser *ircUser, AbstractTreeItem *parent)
 355   : PropertyMapItem(QStringList() << "nickName", parent),
 356     _ircUser(ircUser)
 357 {
 358   connect(ircUser, SIGNAL(destroyed()),
 359           this, SLOT(ircUserDestroyed()));
 360
 361   connect(ircUser, SIGNAL(nickSet(QString)),
 362           this, SLOT(setNick(QString)));
 363 }
 364
 365 QString IrcUserItem::nickName() {
 366   return _ircUser->nick();
 367 }
 368
 369 IrcUser *IrcUserItem::ircUser() {
 370   return _ircUser;
 371 }
 372
 373 quint64 IrcUserItem::id() const {
 374   return (quint64)_ircUser;
 375 }
 376
 377 void IrcUserItem::setNick(QString newNick) {
 378   Q_UNUSED(newNick);
 379   emit dataChanged(0);
 380 }
 381 void IrcUserItem::ircUserDestroyed() {
 382   parent()->removeChildById(id());
 383   // deleteLater();
 384 }
 385
 386 /*****************************************
 387  * NetworkModel
 388  *****************************************/
 389 NetworkModel::NetworkModel(QObject *parent)
 390   : TreeModel(NetworkModel::defaultHeader(), parent)
 391 {
 392 }
 393
 394 QList<QVariant >NetworkModel::defaultHeader() {
 395   QList<QVariant> data;
 396   data << tr("Buffer") << tr("Topic") << tr("Nick Count");
 397   return data;
 398 }
 399
 400 bool NetworkModel::isBufferIndex(const QModelIndex &index) const {
 401   return index.data(NetworkModel::ItemTypeRole) == NetworkModel::BufferItemType;
 402 }
 403
 404 /*
 405 Buffer *NetworkModel::getBufferByIndex(const QModelIndex &index) const {
 406   BufferItem *item = static_cast<BufferItem *>(index.internalPointer());
 407   return Client::instance()->buffer(item->id());
 408 }
 409 */
 410
 411
 412 // experimental stuff :)
 413 QModelIndex NetworkModel::networkIndex(NetworkId networkId) {
 414   return indexById(networkId.toInt());
 415 }
 416
 417 NetworkItem *NetworkModel::existsNetworkItem(NetworkId networkId) {
 418   return qobject_cast<NetworkItem *>(rootItem->childById(networkId.toInt()));
 419 }
 420
 421 NetworkItem *NetworkModel::networkItem(NetworkId networkId) {
 422   NetworkItem *netItem = existsNetworkItem(networkId);
 423
 424   if(netItem == 0) {
 425     netItem = new NetworkItem(networkId, rootItem);
 426     appendChild(rootItem, netItem);
 427   }
 428
 429   Q_ASSERT(netItem);
 430   return netItem;
 431 }
 432
 433 QModelIndex NetworkModel::bufferIndex(BufferId bufferId) {
 434   AbstractTreeItem *netItem, *bufferItem;
 435   for(int i = 0; i < rootItem->childCount(); i++) {
 436     netItem = rootItem->child(i);
 437     if((bufferItem = netItem->childById(bufferId.toInt()))) {
 438       return indexById(bufferItem->id(), networkIndex(netItem->id()));
 439     }
 440   }
 441   return QModelIndex();
 442 }
 443
 444 BufferItem *NetworkModel::existsBufferItem(const BufferInfo &bufferInfo) {
 445   QModelIndex bufferIdx = bufferIndex(bufferInfo.uid());
 446   if(bufferIdx.isValid())
 447     return static_cast<BufferItem *>(bufferIdx.internalPointer());
 448   else
 449     return 0;
 450 }
 451
 452 BufferItem *NetworkModel::bufferItem(const BufferInfo &bufferInfo) {
 453   BufferItem *bufItem = existsBufferItem(bufferInfo);
 454   if(bufItem == 0) {
 455     NetworkItem *netItem = networkItem(bufferInfo.networkId());
 456     bufItem = new BufferItem(bufferInfo, netItem);
 457     appendChild(netItem, bufItem);
 458   }
 459
 460   Q_ASSERT(bufItem);
 461   return bufItem;
 462 }
 463
 464 QStringList NetworkModel::mimeTypes() const {
 465   // mimetypes we accept for drops
 466   QStringList types;
 467   // comma separated list of colon separated pairs of networkid and bufferid
 468   // example: 0:1,0:2,1:4
 469   types << "application/Quassel/BufferItemList";
 470   return types;
 471 }
 472
 473 bool NetworkModel::mimeContainsBufferList(const QMimeData *mimeData) {
 474   return mimeData->hasFormat("application/Quassel/BufferItemList");
 475 }
 476
 477 QList< QPair<NetworkId, BufferId> > NetworkModel::mimeDataToBufferList(const QMimeData *mimeData) {
 478   QList< QPair<NetworkId, BufferId> > bufferList;
 479
 480   if(!mimeContainsBufferList(mimeData))
 481     return bufferList;
 482
 483   QStringList rawBufferList = QString::fromAscii(mimeData->data("application/Quassel/BufferItemList")).split(",");
 484   NetworkId networkId;
 485   BufferId bufferUid;
 486   foreach(QString rawBuffer, rawBufferList) {
 487     if(!rawBuffer.contains(":"))
 488       continue;
 489     networkId = rawBuffer.section(":", 0, 0).toInt();
 490     bufferUid = rawBuffer.section(":", 1, 1).toInt();
 491     bufferList.append(qMakePair(networkId, bufferUid));
 492   }
 493   return bufferList;
 494 }
 495
 496
 497 QMimeData *NetworkModel::mimeData(const QModelIndexList &indexes) const {
 498   QMimeData *mimeData = new QMimeData();
 499
 500   QStringList bufferlist;
 501   QString netid, uid, bufferid;
 502   foreach(QModelIndex index, indexes) {
 503     netid = QString::number(index.data(NetworkIdRole).value<NetworkId>().toInt());
 504     uid = QString::number(index.data(BufferIdRole).value<BufferId>().toInt());
 505     bufferid = QString("%1:%2").arg(netid).arg(uid);
 506     if(!bufferlist.contains(bufferid))
 507       bufferlist << bufferid;
 508   }
 509
 510   mimeData->setData("application/Quassel/BufferItemList", bufferlist.join(",").toAscii());
 511
 512   return mimeData;
 513 }
 514
 515 bool NetworkModel::dropMimeData(const QMimeData *data, Qt::DropAction action, int row, int column, const QModelIndex &parent) {
 516   Q_UNUSED(action)
 517   Q_UNUSED(row)
 518   Q_UNUSED(column)
 519
 520   if(!mimeContainsBufferList(data))
 521     return false;
 522
 523   // target must be a query
 524   BufferItem::Type targetType = (BufferItem::Type)parent.data(NetworkModel::BufferTypeRole).toInt();
 525   if(targetType != BufferItem::QueryType)
 526     return false;
 527
 528   QList< QPair<NetworkId, BufferId> > bufferList = mimeDataToBufferList(data);
 529
 530   // exactly one buffer has to be dropped
 531   if(bufferList.count() != 1)
 532     return false;
 533
 534   NetworkId netId = bufferList.first().first;
 535   BufferId bufferId = bufferList.first().second;
 536
 537   // no self merges (would kill us)
 538   if(bufferId == parent.data(BufferIdRole).value<BufferId>())
 539     return false;
 540
 541   Q_ASSERT(rootItem->childById(netId.toInt()));
 542   Q_ASSERT(rootItem->childById(netId.toInt())->childById(bufferId.toInt()));
 543
 544   // source must be a query too
 545   BufferItem::Type sourceType = (BufferItem::Type)rootItem->childById(netId.toInt())->childById(bufferId.toInt())->data(0, BufferTypeRole).toInt();
 546   if(sourceType != BufferItem::QueryType)
 547     return false;
 548
 549   // TODO: warn user about buffermerge!
 550   qDebug() << "merging" << bufferId << parent.data(BufferIdRole).value<BufferId>();
 551   removeRow(parent.row(), parent.parent());
 552
 553   return true;
 554 }
 555
 556 void NetworkModel::attachNetwork(Network *net) {
 557   NetworkItem *netItem = networkItem(net->networkId());
 558   netItem->attachNetwork(net);
 559 }
 560
 561 void NetworkModel::bufferUpdated(BufferInfo bufferInfo) {
 562   BufferItem *bufItem = bufferItem(bufferInfo);
 563   QModelIndex itemindex = indexByItem(bufItem);
 564   emit dataChanged(itemindex, itemindex);
 565 }
 566
 567 void NetworkModel::bufferActivity(BufferItem::ActivityLevel level, BufferInfo bufferInfo) {
 568 //   BufferItem *bufferItem = buffer(buf->bufferInfo());
 569 //   if(!bufferItem) {
 570 //     qWarning() << "NetworkModel::bufferActivity(): received Activity Info for uknown Buffer";
 571 //     return;
 572 //   }
 573 //   bufferItem->setActivity(level);
 574 //   bufferUpdated(buf);
 575 }
 576