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     emit newChild(categoryItem);
 182   }
 183   categoryItem->addUser(ircUser);
 184 }
 185
 186 void BufferItem::part(IrcUser *ircUser) {
 187   if(!ircUser)
 188     return;
 189
 190   removeUserFromCategory(ircUser);
 191   emit dataChanged(2);
 192 }
 193
 194 void BufferItem::removeUserFromCategory(IrcUser *ircUser) {
 195   Q_ASSERT(_ircChannel);
 196
 197   UserCategoryItem *categoryItem = 0;
 198   for(int i = 0; i < childCount(); i++) {
 199     categoryItem = qobject_cast<UserCategoryItem *>(child(i));
 200     categoryItem->removeChildById((quint64)ircUser);
 201     if(categoryItem->childCount() == 0)
 202       removeChild(i);
 203   }
 204 }
 205
 206 void BufferItem::userModeChanged(IrcUser *ircUser) {
 207   Q_ASSERT(_ircChannel);
 208
 209   UserCategoryItem *categoryItem;
 210   int categoryId = UserCategoryItem::categoryFromModes(_ircChannel->userModes(ircUser));
 211   if((categoryItem = qobject_cast<UserCategoryItem *>(childById(qHash(categoryId)))) && categoryItem->childById((quint64)(ircUser)))
 212     return; // already in the right category;
 213
 214   removeUserFromCategory(ircUser);
 215   addUserToCategory(ircUser);
 216 }
 217
 218 /*****************************************
 219 *  Network Items
 220 *****************************************/
 221 NetworkItem::NetworkItem(const NetworkId &netid, AbstractTreeItem *parent)
 222   : PropertyMapItem(QList<QString>() << "networkName" << "currentServer" << "nickCount", parent),
 223     _networkId(netid)
 224 {
 225   setFlags(Qt::ItemIsEnabled);
 226 }
 227
 228 QVariant NetworkItem::data(int column, int role) const {
 229   switch(role) {
 230   case NetworkModel::NetworkIdRole:
 231     return qVariantFromValue(_networkId);
 232   case NetworkModel::ItemTypeRole:
 233     return NetworkModel::NetworkItemType;
 234   case NetworkModel::ItemActiveRole:
 235     return isActive();
 236   default:
 237     return PropertyMapItem::data(column, role);
 238   }
 239 }
 240
 241 quint64 NetworkItem::id() const {
 242   return _networkId.toInt();
 243 }
 244
 245 bool NetworkItem::isActive() const {
 246   return _network;
 247 }
 248
 249 QString NetworkItem::networkName() const {
 250   if(_network)
 251     return _network->networkName();
 252   else
 253     return QString();
 254 }
 255
 256 QString NetworkItem::currentServer() const {
 257   if(_network)
 258     return _network->currentServer();
 259   else
 260     return QString();
 261 }
 262
 263 int NetworkItem::nickCount() const {
 264   if(_network)
 265     return _network->ircUsers().count();
 266   else
 267     return 0;
 268 }
 269
 270 void NetworkItem::attachNetwork(Network *network) {
 271   if(!network)
 272     return;
 273
 274   _network = network;
 275
 276   connect(network, SIGNAL(networkNameSet(QString)),
 277           this, SLOT(setNetworkName(QString)));
 278   connect(network, SIGNAL(currentServerSet(QString)),
 279           this, SLOT(setCurrentServer(QString)));
 280   connect(network, SIGNAL(ircChannelAdded(QString)),
 281           this, SLOT(attachIrcChannel(QString)));
 282   // FIXME: connect this and that...
 283
 284   emit dataChanged();
 285 }
 286
 287 void NetworkItem::attachIrcChannel(const QString &channelName) {
 288   IrcChannel *ircChannel = _network->ircChannel(channelName);
 289   if(!ircChannel) {
 290     qWarning() << "NetworkItem::attachIrcChannel(): unkown Channel" << channelName;
 291     return;
 292   }
 293
 294   BufferItem *bufferItem;
 295   for(int i = 0; i < childCount(); i++) {
 296     bufferItem = qobject_cast<BufferItem *>(child(i));
 297     if(bufferItem->bufferName() == ircChannel->name()) {
 298       bufferItem->attachIrcChannel(ircChannel);
 299       break;
 300     }
 301   }
 302 }
 303
 304 void NetworkItem::setNetworkName(const QString &networkName) {
 305   Q_UNUSED(networkName);
 306   emit dataChanged(0);
 307 }
 308
 309 void NetworkItem::setCurrentServer(const QString &serverName) {
 310   Q_UNUSED(serverName);
 311   emit dataChanged(1);
 312 }
 313
 314 /*****************************************
 315 *  User Category Items (like @vh etc.)
 316 *****************************************/
 317 // we hardcode this even though we have PREFIX in network... but that wouldn't help with mapping modes to
 318 // category strings anyway.
 319 const QList<UserCategoryItem::Category> UserCategoryItem::categories = QList<UserCategoryItem::Category>()
 320   << UserCategoryItem::Category('q', "Owners")
 321   << UserCategoryItem::Category('a', "Admins")
 322   << UserCategoryItem::Category('a', "Admins")
 323   << UserCategoryItem::Category('o', "Operators")
 324   << UserCategoryItem::Category('h', "Half-Ops")
 325   << UserCategoryItem::Category('v', "Voiced");
 326
 327 UserCategoryItem::UserCategoryItem(int category, AbstractTreeItem *parent)
 328   : PropertyMapItem(QStringList() << "categoryId", parent),
 329     _category(category)
 330 {
 331 }
 332
 333 QString UserCategoryItem::categoryId() {
 334   if(_category < categories.count())
 335     return categories[_category].displayString;
 336   else
 337     return QString("Users");
 338 }
 339
 340 quint64 UserCategoryItem::id() const {
 341   return qHash(_category);
 342 }
 343
 344 void UserCategoryItem::addUser(IrcUser *ircUser) {
 345   emit newChild(new IrcUserItem(ircUser, this));
 346 }
 347
 348 int UserCategoryItem::categoryFromModes(const QString &modes) {
 349   for(int i = 0; i < categories.count(); i++) {
 350     if(modes.contains(categories[i].mode))
 351       return i;
 352   }
 353   return categories.count();
 354 }
 355
 356 /*****************************************
 357 *  Irc User Items
 358 *****************************************/
 359 IrcUserItem::IrcUserItem(IrcUser *ircUser, AbstractTreeItem *parent)
 360   : PropertyMapItem(QStringList() << "nickName", parent),
 361     _ircUser(ircUser)
 362 {
 363   // we don't need to handle the ircUser's destroyed signal since it's automatically removed
 364   // by the IrcChannel::ircUserParted();
 365
 366   connect(ircUser, SIGNAL(nickSet(QString)),
 367           this, SLOT(setNick(QString)));
 368 }
 369
 370 QString IrcUserItem::nickName() const {
 371   return _ircUser->nick();
 372 }
 373
 374 IrcUser *IrcUserItem::ircUser() {
 375   return _ircUser;
 376 }
 377
 378 quint64 IrcUserItem::id() const {
 379   return (quint64)_ircUser;
 380 }
 381
 382 QVariant IrcUserItem::data(int column, int role) const {
 383   if(role != Qt::ToolTipRole)
 384     return PropertyMapItem::data(column, role);
 385
 386   return "<p><b>" + nickName() + "</b><br />" + _ircUser->hostmask() + "</p>";
 387 }
 388
 389 void IrcUserItem::setNick(QString newNick) {
 390   Q_UNUSED(newNick);
 391   emit dataChanged(0);
 392 }
 393
 394 /*****************************************
 395  * NetworkModel
 396  *****************************************/
 397 NetworkModel::NetworkModel(QObject *parent)
 398   : TreeModel(NetworkModel::defaultHeader(), parent)
 399 {
 400 }
 401
 402 QList<QVariant >NetworkModel::defaultHeader() {
 403   QList<QVariant> data;
 404   data << tr("Buffer") << tr("Topic") << tr("Nick Count");
 405   return data;
 406 }
 407
 408 bool NetworkModel::isBufferIndex(const QModelIndex &index) const {
 409   return index.data(NetworkModel::ItemTypeRole) == NetworkModel::BufferItemType;
 410 }
 411
 412 /*
 413 Buffer *NetworkModel::getBufferByIndex(const QModelIndex &index) const {
 414   BufferItem *item = static_cast<BufferItem *>(index.internalPointer());
 415   return Client::instance()->buffer(item->id());
 416 }
 417 */
 418
 419
 420 // experimental stuff :)
 421 QModelIndex NetworkModel::networkIndex(NetworkId networkId) {
 422   return indexById(networkId.toInt());
 423 }
 424
 425 NetworkItem *NetworkModel::existsNetworkItem(NetworkId networkId) {
 426   return qobject_cast<NetworkItem *>(rootItem->childById(networkId.toInt()));
 427 }
 428
 429 NetworkItem *NetworkModel::networkItem(NetworkId networkId) {
 430   NetworkItem *netItem = existsNetworkItem(networkId);
 431
 432   if(netItem == 0) {
 433     netItem = new NetworkItem(networkId, rootItem);
 434     appendChild(rootItem, netItem);
 435   }
 436
 437   Q_ASSERT(netItem);
 438   return netItem;
 439 }
 440
 441 QModelIndex NetworkModel::bufferIndex(BufferId bufferId) {
 442   AbstractTreeItem *netItem, *bufferItem;
 443   for(int i = 0; i < rootItem->childCount(); i++) {
 444     netItem = rootItem->child(i);
 445     if((bufferItem = netItem->childById(bufferId.toInt()))) {
 446       return indexById(bufferItem->id(), networkIndex(netItem->id()));
 447     }
 448   }
 449   return QModelIndex();
 450 }
 451
 452 BufferItem *NetworkModel::existsBufferItem(const BufferInfo &bufferInfo) {
 453   QModelIndex bufferIdx = bufferIndex(bufferInfo.uid());
 454   if(bufferIdx.isValid())
 455     return static_cast<BufferItem *>(bufferIdx.internalPointer());
 456   else
 457     return 0;
 458 }
 459
 460 BufferItem *NetworkModel::bufferItem(const BufferInfo &bufferInfo) {
 461   BufferItem *bufItem = existsBufferItem(bufferInfo);
 462   if(bufItem == 0) {
 463     NetworkItem *netItem = networkItem(bufferInfo.networkId());
 464     bufItem = new BufferItem(bufferInfo, netItem);
 465     appendChild(netItem, bufItem);
 466   }
 467
 468   Q_ASSERT(bufItem);
 469   return bufItem;
 470 }
 471
 472 QStringList NetworkModel::mimeTypes() const {
 473   // mimetypes we accept for drops
 474   QStringList types;
 475   // comma separated list of colon separated pairs of networkid and bufferid
 476   // example: 0:1,0:2,1:4
 477   types << "application/Quassel/BufferItemList";
 478   return types;
 479 }
 480
 481 bool NetworkModel::mimeContainsBufferList(const QMimeData *mimeData) {
 482   return mimeData->hasFormat("application/Quassel/BufferItemList");
 483 }
 484
 485 QList< QPair<NetworkId, BufferId> > NetworkModel::mimeDataToBufferList(const QMimeData *mimeData) {
 486   QList< QPair<NetworkId, BufferId> > bufferList;
 487
 488   if(!mimeContainsBufferList(mimeData))
 489     return bufferList;
 490
 491   QStringList rawBufferList = QString::fromAscii(mimeData->data("application/Quassel/BufferItemList")).split(",");
 492   NetworkId networkId;
 493   BufferId bufferUid;
 494   foreach(QString rawBuffer, rawBufferList) {
 495     if(!rawBuffer.contains(":"))
 496       continue;
 497     networkId = rawBuffer.section(":", 0, 0).toInt();
 498     bufferUid = rawBuffer.section(":", 1, 1).toInt();
 499     bufferList.append(qMakePair(networkId, bufferUid));
 500   }
 501   return bufferList;
 502 }
 503
 504
 505 QMimeData *NetworkModel::mimeData(const QModelIndexList &indexes) const {
 506   QMimeData *mimeData = new QMimeData();
 507
 508   QStringList bufferlist;
 509   QString netid, uid, bufferid;
 510   foreach(QModelIndex index, indexes) {
 511     netid = QString::number(index.data(NetworkIdRole).value<NetworkId>().toInt());
 512     uid = QString::number(index.data(BufferIdRole).value<BufferId>().toInt());
 513     bufferid = QString("%1:%2").arg(netid).arg(uid);
 514     if(!bufferlist.contains(bufferid))
 515       bufferlist << bufferid;
 516   }
 517
 518   mimeData->setData("application/Quassel/BufferItemList", bufferlist.join(",").toAscii());
 519
 520   return mimeData;
 521 }
 522
 523 bool NetworkModel::dropMimeData(const QMimeData *data, Qt::DropAction action, int row, int column, const QModelIndex &parent) {
 524   Q_UNUSED(action)
 525   Q_UNUSED(row)
 526   Q_UNUSED(column)
 527
 528   if(!mimeContainsBufferList(data))
 529     return false;
 530
 531   // target must be a query
 532   BufferItem::Type targetType = (BufferItem::Type)parent.data(NetworkModel::BufferTypeRole).toInt();
 533   if(targetType != BufferItem::QueryType)
 534     return false;
 535
 536   QList< QPair<NetworkId, BufferId> > bufferList = mimeDataToBufferList(data);
 537
 538   // exactly one buffer has to be dropped
 539   if(bufferList.count() != 1)
 540     return false;
 541
 542   NetworkId netId = bufferList.first().first;
 543   BufferId bufferId = bufferList.first().second;
 544
 545   // no self merges (would kill us)
 546   if(bufferId == parent.data(BufferIdRole).value<BufferId>())
 547     return false;
 548
 549   Q_ASSERT(rootItem->childById(netId.toInt()));
 550   Q_ASSERT(rootItem->childById(netId.toInt())->childById(bufferId.toInt()));
 551
 552   // source must be a query too
 553   BufferItem::Type sourceType = (BufferItem::Type)rootItem->childById(netId.toInt())->childById(bufferId.toInt())->data(0, BufferTypeRole).toInt();
 554   if(sourceType != BufferItem::QueryType)
 555     return false;
 556
 557   // TODO: warn user about buffermerge!
 558   qDebug() << "merging" << bufferId << parent.data(BufferIdRole).value<BufferId>();
 559   removeRow(parent.row(), parent.parent());
 560
 561   return true;
 562 }
 563
 564 void NetworkModel::attachNetwork(Network *net) {
 565   NetworkItem *netItem = networkItem(net->networkId());
 566   netItem->attachNetwork(net);
 567 }
 568
 569 void NetworkModel::bufferUpdated(BufferInfo bufferInfo) {
 570   BufferItem *bufItem = bufferItem(bufferInfo);
 571   QModelIndex itemindex = indexByItem(bufItem);
 572   emit dataChanged(itemindex, itemindex);
 573 }
 574
 575 void NetworkModel::bufferActivity(BufferItem::ActivityLevel level, BufferInfo bufferInfo) {
 576 //   BufferItem *bufferItem = buffer(buf->bufferInfo());
 577 //   if(!bufferItem) {
 578 //     qWarning() << "NetworkModel::bufferActivity(): received Activity Info for uknown Buffer";
 579 //     return;
 580 //   }
 581 //   bufferItem->setActivity(level);
 582 //   bufferUpdated(buf);
 583 }
 584