src/qtui/settingspages/networkssettingspage.cpp

   1 /***************************************************************************
   2  *   Copyright (C) 2005-2020 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 "networkssettingspage.h"
  22
  23 #include <utility>
  24
  25 #include <QHeaderView>
  26 #include <QMessageBox>
  27 #include <QTextCodec>
  28
  29 #include "client.h"
  30 #include "icon.h"
  31 #include "identity.h"
  32 #include "network.h"
  33 #include "presetnetworks.h"
  34 #include "settingspagedlg.h"
  35 #include "util.h"
  36 #include "widgethelpers.h"
  37
  38 // IRCv3 capabilities
  39 #include "irccap.h"
  40
  41 #include "settingspages/identitiessettingspage.h"
  42
  43 NetworksSettingsPage::NetworksSettingsPage(QWidget* parent)
  44     : SettingsPage(tr("IRC"), tr("Networks"), parent)
  45 {
  46     ui.setupUi(this);
  47
  48     // hide SASL options for older cores
  49     if (!Client::isCoreFeatureEnabled(Quassel::Feature::SaslAuthentication))
  50         ui.sasl->hide();
  51     if (!Client::isCoreFeatureEnabled(Quassel::Feature::SaslExternal))
  52         ui.saslExtInfo->hide();
  53
  54     // set up icons
  55     ui.renameNetwork->setIcon(icon::get("edit-rename"));
  56     ui.addNetwork->setIcon(icon::get("list-add"));
  57     ui.deleteNetwork->setIcon(icon::get("edit-delete"));
  58     ui.addServer->setIcon(icon::get("list-add"));
  59     ui.deleteServer->setIcon(icon::get("edit-delete"));
  60     ui.editServer->setIcon(icon::get("configure"));
  61     ui.upServer->setIcon(icon::get("go-up"));
  62     ui.downServer->setIcon(icon::get("go-down"));
  63     ui.editIdentities->setIcon(icon::get("configure"));
  64
  65     connectedIcon = icon::get("network-connect");
  66     connectingIcon = icon::get("network-wired");  // FIXME network-connecting
  67     disconnectedIcon = icon::get("network-disconnect");
  68
  69     // Status icons
  70     infoIcon = icon::get("dialog-information");
  71     warningIcon = icon::get("dialog-warning");
  72
  73     foreach (int mib, QTextCodec::availableMibs()) {
  74         QByteArray codec = QTextCodec::codecForMib(mib)->name();
  75         ui.sendEncoding->addItem(codec);
  76         ui.recvEncoding->addItem(codec);
  77         ui.serverEncoding->addItem(codec);
  78     }
  79     ui.sendEncoding->model()->sort(0);
  80     ui.recvEncoding->model()->sort(0);
  81     ui.serverEncoding->model()->sort(0);
  82     currentId = 0;
  83     setEnabled(Client::isConnected());  // need a core connection!
  84     setWidgetStates();
  85
  86     connectToWidgetsChangedSignals({ui.identityList,         ui.performEdit,          ui.sasl,
  87                                     ui.saslAccount,          ui.saslPassword,         ui.autoIdentify,
  88                                     ui.autoIdentifyService,  ui.autoIdentifyPassword, ui.useCustomEncodings,
  89                                     ui.sendEncoding,         ui.recvEncoding,         ui.serverEncoding,
  90                                     ui.autoReconnect,        ui.reconnectInterval,    ui.reconnectRetries,
  91                                     ui.unlimitedRetries,     ui.rejoinOnReconnect,    ui.useCustomMessageRate,
  92                                     ui.messageRateBurstSize, ui.messageRateDelay,     ui.unlimitedMessageRate},
  93                                    this,
  94                                    &NetworksSettingsPage::widgetHasChanged);
  95
  96     connect(Client::instance(), &Client::coreConnectionStateChanged, this, &NetworksSettingsPage::coreConnectionStateChanged);
  97     connect(Client::instance(), &Client::networkCreated, this, &NetworksSettingsPage::clientNetworkAdded);
  98     connect(Client::instance(), &Client::networkRemoved, this, &NetworksSettingsPage::clientNetworkRemoved);
  99     connect(Client::instance(), &Client::identityCreated, this, &NetworksSettingsPage::clientIdentityAdded);
 100     connect(Client::instance(), &Client::identityRemoved, this, &NetworksSettingsPage::clientIdentityRemoved);
 101
 102     foreach (IdentityId id, Client::identityIds()) {
 103         clientIdentityAdded(id);
 104     }
 105 }
 106
 107 void NetworksSettingsPage::save()
 108 {
 109     setEnabled(false);
 110     if (currentId != 0)
 111         saveToNetworkInfo(networkInfos[currentId]);
 112
 113     QList<NetworkInfo> toCreate, toUpdate;
 114     QList<NetworkId> toRemove;
 115     QHash<NetworkId, NetworkInfo>::iterator i = networkInfos.begin();
 116     while (i != networkInfos.end()) {
 117         NetworkId id = (*i).networkId;
 118         if (id < 0) {
 119             toCreate.append(*i);
 120             // if(id == currentId) currentId = 0;
 121             // QList<QListWidgetItem *> items = ui.networkList->findItems((*i).networkName, Qt::MatchExactly);
 122             // if(items.count()) {
 123             //  Q_ASSERT(items[0]->data(Qt::UserRole).value<NetworkId>() == id);
 124             //  delete items[0];
 125             //}
 126             // i = networkInfos.erase(i);
 127             ++i;
 128         }
 129         else {
 130             if ((*i) != Client::network((*i).networkId)->networkInfo()) {
 131                 toUpdate.append(*i);
 132             }
 133             ++i;
 134         }
 135     }
 136     foreach (NetworkId id, Client::networkIds()) {
 137         if (!networkInfos.contains(id))
 138             toRemove.append(id);
 139     }
 140     SaveNetworksDlg dlg(toCreate, toUpdate, toRemove, this);
 141     int ret = dlg.exec();
 142     if (ret == QDialog::Rejected) {
 143         // canceled -> reload everything to be safe
 144         load();
 145     }
 146     setChangedState(false);
 147     setEnabled(true);
 148 }
 149
 150 void NetworksSettingsPage::load()
 151 {
 152     reset();
 153
 154     // Handle UI dependent on core feature flags here
 155     if (Client::isCoreFeatureEnabled(Quassel::Feature::CustomRateLimits)) {
 156         // Custom rate limiting supported, allow toggling
 157         ui.useCustomMessageRate->setEnabled(true);
 158         // Reset tooltip to default.
 159         ui.useCustomMessageRate->setToolTip(QString("%1").arg(tr("<p>Override default message rate limiting.</p>"
 160                                                                  "<p><b>Setting limits too low may get you disconnected"
 161                                                                  " from the server!</b></p>")));
 162         // If changed, update the message below!
 163     }
 164     else {
 165         // Custom rate limiting not supported, disallow toggling
 166         ui.useCustomMessageRate->setEnabled(false);
 167         // Split up the message to allow re-using translations:
 168         // [Original tool-tip]
 169         // [Bold 'does not support feature' message]
 170         // [Specific version needed and feature details]
 171         ui.useCustomMessageRate->setToolTip(QString("%1<br/><b>%2</b><br/>%3")
 172                                                 .arg(tr("<p>Override default message rate limiting.</p>"
 173                                                         "<p><b>Setting limits too low may get you disconnected"
 174                                                         " from the server!</b></p>"),
 175                                                      tr("Your Quassel core does not support this feature"),
 176                                                      tr("You need a Quassel core v0.13.0 or newer in order to "
 177                                                         "modify message rate limits.")));
 178     }
 179
 180     // Hide the SASL EXTERNAL notice until a network's shown.  Stops it from showing while loading
 181     // backlog from the core.
 182     sslUpdated();
 183
 184     // Reset network capability status in case no valid networks get selected (a rare situation)
 185     resetNetworkCapStates();
 186
 187     foreach (NetworkId netid, Client::networkIds()) {
 188         clientNetworkAdded(netid);
 189     }
 190     ui.networkList->setCurrentRow(0);
 191
 192     setChangedState(false);
 193 }
 194
 195 void NetworksSettingsPage::reset()
 196 {
 197     currentId = 0;
 198     ui.networkList->clear();
 199     networkInfos.clear();
 200 }
 201
 202 bool NetworksSettingsPage::aboutToSave()
 203 {
 204     if (currentId != 0)
 205         saveToNetworkInfo(networkInfos[currentId]);
 206     QList<int> errors;
 207     foreach (NetworkInfo info, networkInfos.values()) {
 208         if (!info.serverList.count())
 209             errors.append(1);
 210     }
 211     if (!errors.count())
 212         return true;
 213     QString error(tr("<b>The following problems need to be corrected before your changes can be applied:</b><ul>"));
 214     if (errors.contains(1))
 215         error += tr("<li>All networks need at least one server defined</li>");
 216     error += tr("</ul>");
 217     QMessageBox::warning(this, tr("Invalid Network Settings"), error);
 218     return false;
 219 }
 220
 221 void NetworksSettingsPage::widgetHasChanged()
 222 {
 223     if (_ignoreWidgetChanges)
 224         return;
 225     bool changed = testHasChanged();
 226     if (changed != hasChanged())
 227         setChangedState(changed);
 228 }
 229
 230 bool NetworksSettingsPage::testHasChanged()
 231 {
 232     if (currentId != 0) {
 233         saveToNetworkInfo(networkInfos[currentId]);
 234     }
 235     if (Client::networkIds().count() != networkInfos.count())
 236         return true;
 237     foreach (NetworkId id, networkInfos.keys()) {
 238         if (id < 0)
 239             return true;
 240         if (Client::network(id)->networkInfo() != networkInfos[id])
 241             return true;
 242     }
 243     return false;
 244 }
 245
 246 void NetworksSettingsPage::setWidgetStates()
 247 {
 248     // network list
 249     if (ui.networkList->selectedItems().count()) {
 250         ui.detailsBox->setEnabled(true);
 251         ui.renameNetwork->setEnabled(true);
 252         ui.deleteNetwork->setEnabled(true);
 253
 254         /* button disabled for now
 255         NetworkId id = ui.networkList->selectedItems()[0]->data(Qt::UserRole).value<NetworkId>();
 256         const Network *net = id > 0 ? Client::network(id) : 0;
 257         ui.connectNow->setEnabled(net);
 258         //    && (Client::network(id)->connectionState() == Network::Initialized
 259         //    || Client::network(id)->connectionState() == Network::Disconnected));
 260         if(net) {
 261           if(net->connectionState() == Network::Disconnected) {
 262             ui.connectNow->setIcon(connectedIcon);
 263             ui.connectNow->setText(tr("Connect"));
 264           } else {
 265             ui.connectNow->setIcon(disconnectedIcon);
 266             ui.connectNow->setText(tr("Disconnect"));
 267           }
 268         } else {
 269           ui.connectNow->setIcon(QIcon());
 270           ui.connectNow->setText(tr("Apply first!"));
 271         } */
 272     }
 273     else {
 274         ui.renameNetwork->setEnabled(false);
 275         ui.deleteNetwork->setEnabled(false);
 276         // ui.connectNow->setEnabled(false);
 277         ui.detailsBox->setEnabled(false);
 278     }
 279     // network details
 280     if (ui.serverList->selectedItems().count()) {
 281         ui.editServer->setEnabled(true);
 282         ui.deleteServer->setEnabled(true);
 283         ui.upServer->setEnabled(ui.serverList->currentRow() > 0);
 284         ui.downServer->setEnabled(ui.serverList->currentRow() < ui.serverList->count() - 1);
 285     }
 286     else {
 287         ui.editServer->setEnabled(false);
 288         ui.deleteServer->setEnabled(false);
 289         ui.upServer->setEnabled(false);
 290         ui.downServer->setEnabled(false);
 291     }
 292 }
 293
 294 void NetworksSettingsPage::setItemState(NetworkId id, QListWidgetItem* item)
 295 {
 296     if (!item && !(item = networkItem(id)))
 297         return;
 298     const Network* net = Client::network(id);
 299     if (!net || net->isInitialized())
 300         item->setFlags(item->flags() | Qt::ItemIsEnabled);
 301     else
 302         item->setFlags(item->flags() & ~Qt::ItemIsEnabled);
 303     if (net && net->connectionState() == Network::Initialized) {
 304         item->setIcon(connectedIcon);
 305     }
 306     else if (net && net->connectionState() != Network::Disconnected) {
 307         item->setIcon(connectingIcon);
 308     }
 309     else {
 310         item->setIcon(disconnectedIcon);
 311     }
 312     if (net) {
 313         bool select = false;
 314         // check if we already have another net of this name in the list, and replace it
 315         QList<QListWidgetItem*> items = ui.networkList->findItems(net->networkName(), Qt::MatchExactly);
 316         if (items.count()) {
 317             foreach (QListWidgetItem* i, items) {
 318                 NetworkId oldid = i->data(Qt::UserRole).value<NetworkId>();
 319                 if (oldid > 0)
 320                     continue;  // only locally created nets should be replaced
 321                 if (oldid == currentId) {
 322                     select = true;
 323                     currentId = 0;
 324                     ui.networkList->clearSelection();
 325                 }
 326                 int row = ui.networkList->row(i);
 327                 if (row >= 0) {
 328                     QListWidgetItem* olditem = ui.networkList->takeItem(row);
 329                     Q_ASSERT(olditem);
 330                     delete olditem;
 331                 }
 332                 networkInfos.remove(oldid);
 333                 break;
 334             }
 335         }
 336         item->setText(net->networkName());
 337         if (select)
 338             item->setSelected(true);
 339     }
 340 }
 341
 342 void NetworksSettingsPage::resetNetworkCapStates()
 343 {
 344     // Set the status to a blank (invalid) network ID, reseting all UI
 345     setNetworkCapStates(NetworkId());
 346 }
 347
 348 void NetworksSettingsPage::setNetworkCapStates(NetworkId id)
 349 {
 350     const Network* net = Client::network(id);
 351     if (net && Client::isCoreFeatureEnabled(Quassel::Feature::CapNegotiation)) {
 352         // Capability negotiation is supported, network exists.
 353         // Check if the network is connected.  Don't use net->isConnected() as that won't be true
 354         // during capability negotiation when capabilities are added and removed.
 355         if (net->connectionState() != Network::Disconnected) {
 356             // Network exists and is connected, check available capabilities...
 357             // [SASL]
 358             if (net->saslMaybeSupports(IrcCap::SaslMech::PLAIN)) {
 359                 setSASLStatus(CapSupportStatus::MaybeSupported);
 360             }
 361             else {
 362                 setSASLStatus(CapSupportStatus::MaybeUnsupported);
 363             }
 364
 365             // Add additional capability-dependent interface updates here
 366         }
 367         else {
 368             // Network is disconnected
 369             // [SASL]
 370             setSASLStatus(CapSupportStatus::Disconnected);
 371
 372             // Add additional capability-dependent interface updates here
 373         }
 374     }
 375     else {
 376         // Capability negotiation is not supported and/or network doesn't exist.
 377         // Don't assume anything and reset all capability-dependent interface elements to neutral.
 378         // [SASL]
 379         setSASLStatus(CapSupportStatus::Unknown);
 380
 381         // Add additional capability-dependent interface updates here
 382     }
 383 }
 384
 385 void NetworksSettingsPage::coreConnectionStateChanged(bool state)
 386 {
 387     this->setEnabled(state);
 388     if (state) {
 389         load();
 390     }
 391     else {
 392         // reset
 393         // currentId = 0;
 394     }
 395 }
 396
 397 void NetworksSettingsPage::clientIdentityAdded(IdentityId id)
 398 {
 399     const Identity* identity = Client::identity(id);
 400     connect(identity, &SyncableObject::updatedRemotely, this, &NetworksSettingsPage::clientIdentityUpdated);
 401
 402     QString name = identity->identityName();
 403     for (int j = 0; j < ui.identityList->count(); j++) {
 404         if ((j > 0 || ui.identityList->itemData(0).toInt() != 1) && name.localeAwareCompare(ui.identityList->itemText(j)) < 0) {
 405             ui.identityList->insertItem(j, name, id.toInt());
 406             widgetHasChanged();
 407             return;
 408         }
 409     }
 410     // append
 411     ui.identityList->insertItem(ui.identityList->count(), name, id.toInt());
 412     widgetHasChanged();
 413 }
 414
 415 void NetworksSettingsPage::clientIdentityUpdated()
 416 {
 417     const auto* identity = qobject_cast<const Identity*>(sender());
 418     if (!identity) {
 419         qWarning() << "NetworksSettingsPage: Invalid identity to update!";
 420         return;
 421     }
 422     int row = ui.identityList->findData(identity->id().toInt());
 423     if (row < 0) {
 424         qWarning() << "NetworksSettingsPage: Invalid identity to update!";
 425         return;
 426     }
 427     if (ui.identityList->itemText(row) != identity->identityName()) {
 428         ui.identityList->setItemText(row, identity->identityName());
 429     }
 430 }
 431
 432 void NetworksSettingsPage::clientIdentityRemoved(IdentityId id)
 433 {
 434     IdentityId defaultId = defaultIdentity();
 435     if (currentId != 0)
 436         saveToNetworkInfo(networkInfos[currentId]);
 437     foreach (NetworkInfo info, networkInfos.values()) {
 438         if (info.identity == id) {
 439             if (info.networkId == currentId)
 440                 ui.identityList->setCurrentIndex(0);
 441             info.identity = defaultId;
 442             networkInfos[info.networkId] = info;
 443             if (info.networkId > 0)
 444                 Client::updateNetwork(info);
 445         }
 446     }
 447     ui.identityList->removeItem(ui.identityList->findData(id.toInt()));
 448     widgetHasChanged();
 449 }
 450
 451 QListWidgetItem* NetworksSettingsPage::networkItem(NetworkId id) const
 452 {
 453     for (int i = 0; i < ui.networkList->count(); i++) {
 454         QListWidgetItem* item = ui.networkList->item(i);
 455         if (item->data(Qt::UserRole).value<NetworkId>() == id)
 456             return item;
 457     }
 458     return nullptr;
 459 }
 460
 461 void NetworksSettingsPage::clientNetworkAdded(NetworkId id)
 462 {
 463     insertNetwork(id);
 464     // connect(Client::network(id), &Network::updatedRemotely, this, &NetworksSettingsPage::clientNetworkUpdated);
 465     connect(Client::network(id), &Network::configChanged, this, &NetworksSettingsPage::clientNetworkUpdated);
 466
 467     connect(Client::network(id), &Network::connectionStateSet, this, &NetworksSettingsPage::networkConnectionStateChanged);
 468     connect(Client::network(id), &Network::connectionError, this, &NetworksSettingsPage::networkConnectionError);
 469
 470     // Handle capability changes in case a server dis/connects with the settings window open.
 471     connect(Client::network(id), &Network::capAdded, this, &NetworksSettingsPage::clientNetworkCapsUpdated);
 472     connect(Client::network(id), &Network::capRemoved, this, &NetworksSettingsPage::clientNetworkCapsUpdated);
 473 }
 474
 475 void NetworksSettingsPage::clientNetworkUpdated()
 476 {
 477     const auto* net = qobject_cast<const Network*>(sender());
 478     if (!net) {
 479         qWarning() << "Update request for unknown network received!";
 480         return;
 481     }
 482     networkInfos[net->networkId()] = net->networkInfo();
 483     setItemState(net->networkId());
 484     if (net->networkId() == currentId)
 485         displayNetwork(net->networkId());
 486     setWidgetStates();
 487     widgetHasChanged();
 488 }
 489
 490 void NetworksSettingsPage::clientNetworkRemoved(NetworkId id)
 491 {
 492     if (!networkInfos.contains(id))
 493         return;
 494     if (id == currentId)
 495         displayNetwork(0);
 496     NetworkInfo info = networkInfos.take(id);
 497     QList<QListWidgetItem*> items = ui.networkList->findItems(info.networkName, Qt::MatchExactly);
 498     foreach (QListWidgetItem* item, items) {
 499         if (item->data(Qt::UserRole).value<NetworkId>() == id)
 500             delete ui.networkList->takeItem(ui.networkList->row(item));
 501     }
 502     setWidgetStates();
 503     widgetHasChanged();
 504 }
 505
 506 void NetworksSettingsPage::networkConnectionStateChanged(Network::ConnectionState state)
 507 {
 508     Q_UNUSED(state);
 509     const auto* net = qobject_cast<const Network*>(sender());
 510     if (!net)
 511         return;
 512     /*
 513     if(net->networkId() == currentId) {
 514       ui.connectNow->setEnabled(state == Network::Initialized || state == Network::Disconnected);
 515     }
 516     */
 517     setItemState(net->networkId());
 518     if (net->networkId() == currentId) {
 519         // Network is currently shown.  Update the capability-dependent UI in case capabilities have
 520         // changed.
 521         setNetworkCapStates(currentId);
 522     }
 523     setWidgetStates();
 524 }
 525
 526 void NetworksSettingsPage::networkConnectionError(const QString&) {}
 527
 528 QListWidgetItem* NetworksSettingsPage::insertNetwork(NetworkId id)
 529 {
 530     NetworkInfo info = Client::network(id)->networkInfo();
 531     networkInfos[id] = info;
 532     return insertNetwork(info);
 533 }
 534
 535 QListWidgetItem* NetworksSettingsPage::insertNetwork(const NetworkInfo& info)
 536 {
 537     QListWidgetItem* item = nullptr;
 538     QList<QListWidgetItem*> items = ui.networkList->findItems(info.networkName, Qt::MatchExactly);
 539     if (!items.count())
 540         item = new QListWidgetItem(disconnectedIcon, info.networkName, ui.networkList);
 541     else {
 542         // we overwrite an existing net if it a) has the same name and b) has a negative ID meaning we created it locally before
 543         // -> then we can be sure that this is the core-side replacement for the net we created
 544         foreach (QListWidgetItem* i, items) {
 545             NetworkId id = i->data(Qt::UserRole).value<NetworkId>();
 546             if (id < 0) {
 547                 item = i;
 548                 break;
 549             }
 550         }
 551         if (!item)
 552             item = new QListWidgetItem(disconnectedIcon, info.networkName, ui.networkList);
 553     }
 554     item->setData(Qt::UserRole, QVariant::fromValue(info.networkId));
 555     setItemState(info.networkId, item);
 556     widgetHasChanged();
 557     return item;
 558 }
 559
 560 // Called when selecting 'Configure' from the buffer list
 561 void NetworksSettingsPage::bufferList_Open(NetworkId netId)
 562 {
 563     QListWidgetItem* item = networkItem(netId);
 564     ui.networkList->setCurrentItem(item, QItemSelectionModel::SelectCurrent);
 565 }
 566
 567 void NetworksSettingsPage::displayNetwork(NetworkId id)
 568 {
 569     _ignoreWidgetChanges = true;
 570     if (id != 0) {
 571         NetworkInfo info = networkInfos[id];
 572
 573         // this is only needed when the core supports SASL EXTERNAL
 574         if (Client::isCoreFeatureEnabled(Quassel::Feature::SaslExternal)) {
 575             if (_cid) {
 576                 disconnect(_cid, &CertIdentity::sslSettingsUpdated, this, &NetworksSettingsPage::sslUpdated);
 577                 delete _cid;
 578             }
 579             _cid = new CertIdentity(*Client::identity(info.identity), this);
 580             _cid->enableEditSsl(true);
 581             connect(_cid, &CertIdentity::sslSettingsUpdated, this, &NetworksSettingsPage::sslUpdated);
 582         }
 583
 584         ui.identityList->setCurrentIndex(ui.identityList->findData(info.identity.toInt()));
 585         ui.serverList->clear();
 586         foreach (Network::Server server, info.serverList) {
 587             QListWidgetItem* item = new QListWidgetItem(QString("%1:%2").arg(server.host).arg(server.port));
 588             if (server.useSsl)
 589                 item->setIcon(icon::get("document-encrypt"));
 590             ui.serverList->addItem(item);
 591         }
 592         // setItemState(id);
 593         // ui.randomServer->setChecked(info.useRandomServer);
 594         // Update the capability-dependent UI in case capabilities have changed.
 595         setNetworkCapStates(id);
 596         ui.performEdit->setPlainText(info.perform.join("\n"));
 597         ui.autoIdentify->setChecked(info.useAutoIdentify);
 598         ui.autoIdentifyService->setText(info.autoIdentifyService);
 599         ui.autoIdentifyPassword->setText(info.autoIdentifyPassword);
 600         ui.sasl->setChecked(info.useSasl);
 601         ui.saslAccount->setText(info.saslAccount);
 602         ui.saslPassword->setText(info.saslPassword);
 603         if (info.codecForEncoding.isEmpty()) {
 604             ui.sendEncoding->setCurrentIndex(ui.sendEncoding->findText(Network::defaultCodecForEncoding()));
 605             ui.recvEncoding->setCurrentIndex(ui.recvEncoding->findText(Network::defaultCodecForDecoding()));
 606             ui.serverEncoding->setCurrentIndex(ui.serverEncoding->findText(Network::defaultCodecForServer()));
 607             ui.useCustomEncodings->setChecked(false);
 608         }
 609         else {
 610             ui.sendEncoding->setCurrentIndex(ui.sendEncoding->findText(info.codecForEncoding));
 611             ui.recvEncoding->setCurrentIndex(ui.recvEncoding->findText(info.codecForDecoding));
 612             ui.serverEncoding->setCurrentIndex(ui.serverEncoding->findText(info.codecForServer));
 613             ui.useCustomEncodings->setChecked(true);
 614         }
 615         ui.autoReconnect->setChecked(info.useAutoReconnect);
 616         ui.reconnectInterval->setValue(info.autoReconnectInterval);
 617         ui.reconnectRetries->setValue(info.autoReconnectRetries);
 618         ui.unlimitedRetries->setChecked(info.unlimitedReconnectRetries);
 619         ui.rejoinOnReconnect->setChecked(info.rejoinChannels);
 620         // Custom rate limiting
 621         ui.unlimitedMessageRate->setChecked(info.unlimitedMessageRate);
 622         // Set 'ui.useCustomMessageRate' after 'ui.unlimitedMessageRate' so if the latter is
 623         // disabled, 'ui.messageRateDelayFrame' will remain disabled.
 624         ui.useCustomMessageRate->setChecked(info.useCustomMessageRate);
 625         ui.messageRateBurstSize->setValue(info.messageRateBurstSize);
 626         // Convert milliseconds (integer) into seconds (double)
 627         ui.messageRateDelay->setValue(info.messageRateDelay / 1000.0f);
 628     }
 629     else {
 630         // just clear widgets
 631         if (_cid) {
 632             disconnect(_cid, &CertIdentity::sslSettingsUpdated, this, &NetworksSettingsPage::sslUpdated);
 633             delete _cid;
 634         }
 635         ui.identityList->setCurrentIndex(-1);
 636         ui.serverList->clear();
 637         ui.performEdit->clear();
 638         ui.autoIdentifyService->clear();
 639         ui.autoIdentifyPassword->clear();
 640         ui.saslAccount->clear();
 641         ui.saslPassword->clear();
 642         setWidgetStates();
 643     }
 644     _ignoreWidgetChanges = false;
 645     currentId = id;
 646 }
 647
 648 void NetworksSettingsPage::saveToNetworkInfo(NetworkInfo& info)
 649 {
 650     info.identity = ui.identityList->itemData(ui.identityList->currentIndex()).toInt();
 651     // info.useRandomServer = ui.randomServer->isChecked();
 652     info.perform = ui.performEdit->toPlainText().split("\n");
 653     info.useAutoIdentify = ui.autoIdentify->isChecked();
 654     info.autoIdentifyService = ui.autoIdentifyService->text();
 655     info.autoIdentifyPassword = ui.autoIdentifyPassword->text();
 656     info.useSasl = ui.sasl->isChecked();
 657     info.saslAccount = ui.saslAccount->text();
 658     info.saslPassword = ui.saslPassword->text();
 659     if (!ui.useCustomEncodings->isChecked()) {
 660         info.codecForEncoding.clear();
 661         info.codecForDecoding.clear();
 662         info.codecForServer.clear();
 663     }
 664     else {
 665         info.codecForEncoding = ui.sendEncoding->currentText().toLatin1();
 666         info.codecForDecoding = ui.recvEncoding->currentText().toLatin1();
 667         info.codecForServer = ui.serverEncoding->currentText().toLatin1();
 668     }
 669     info.useAutoReconnect = ui.autoReconnect->isChecked();
 670     info.autoReconnectInterval = ui.reconnectInterval->value();
 671     info.autoReconnectRetries = ui.reconnectRetries->value();
 672     info.unlimitedReconnectRetries = ui.unlimitedRetries->isChecked();
 673     info.rejoinChannels = ui.rejoinOnReconnect->isChecked();
 674     // Custom rate limiting
 675     info.useCustomMessageRate = ui.useCustomMessageRate->isChecked();
 676     info.messageRateBurstSize = ui.messageRateBurstSize->value();
 677     // Convert seconds (double) into milliseconds (integer)
 678     info.messageRateDelay = static_cast<quint32>((ui.messageRateDelay->value() * 1000));
 679     info.unlimitedMessageRate = ui.unlimitedMessageRate->isChecked();
 680 }
 681
 682 void NetworksSettingsPage::clientNetworkCapsUpdated()
 683 {
 684     // Grab the updated network
 685     const auto* net = qobject_cast<const Network*>(sender());
 686     if (!net) {
 687         qWarning() << "Update request for unknown network received!";
 688         return;
 689     }
 690     if (net->networkId() == currentId) {
 691         // Network is currently shown.  Update the capability-dependent UI in case capabilities have
 692         // changed.
 693         setNetworkCapStates(currentId);
 694     }
 695 }
 696
 697 void NetworksSettingsPage::setSASLStatus(const CapSupportStatus saslStatus)
 698 {
 699     if (_saslStatusSelected != saslStatus) {
 700         // Update the cached copy of SASL status used with the Details dialog
 701         _saslStatusSelected = saslStatus;
 702
 703         // Update the user interface
 704         switch (saslStatus) {
 705         case CapSupportStatus::Unknown:
 706             // There's no capability negotiation or network doesn't exist.  Don't assume
 707             // anything.
 708             ui.saslStatusLabel->setText(QString("<i>%1</i>").arg(tr("Could not check if supported by network")));
 709             ui.saslStatusIcon->setPixmap(infoIcon.pixmap(16));
 710             break;
 711         case CapSupportStatus::Disconnected:
 712             // Disconnected from network, no way to check.
 713             ui.saslStatusLabel->setText(QString("<i>%1</i>").arg(tr("Cannot check if supported when disconnected")));
 714             ui.saslStatusIcon->setPixmap(infoIcon.pixmap(16));
 715             break;
 716         case CapSupportStatus::MaybeUnsupported:
 717             // The network doesn't advertise support for SASL PLAIN.  Here be dragons.
 718             ui.saslStatusLabel->setText(QString("<i>%1</i>").arg(tr("Not currently supported by network")));
 719             ui.saslStatusIcon->setPixmap(warningIcon.pixmap(16));
 720             break;
 721         case CapSupportStatus::MaybeSupported:
 722             // The network advertises support for SASL PLAIN.  Encourage using it!
 723             // Unfortunately we don't know for sure if it's desired or functional.
 724             ui.saslStatusLabel->setText(QString("<i>%1</i>").arg(tr("Supported by network")));
 725             ui.saslStatusIcon->setPixmap(infoIcon.pixmap(16));
 726             break;
 727         }
 728     }
 729 }
 730
 731 void NetworksSettingsPage::sslUpdated()
 732 {
 733     if (_cid && !_cid->sslKey().isNull()) {
 734         ui.saslContents->setDisabled(true);
 735         ui.saslExtInfo->setHidden(false);
 736     }
 737     else {
 738         ui.saslContents->setDisabled(false);
 739         // Directly re-enabling causes the widgets to ignore the parent "Use SASL Authentication"
 740         // state to indicate whether or not it's disabled.  To workaround this, keep track of
 741         // whether or not "Use SASL Authentication" is enabled, then quickly uncheck/recheck the
 742         // group box.
 743         if (!ui.sasl->isChecked()) {
 744             // SASL is not enabled, uncheck/recheck the group box to re-disable saslContents.
 745             // Leaving saslContents disabled doesn't work as that prevents it from re-enabling if
 746             // sasl is later checked.
 747             ui.sasl->setChecked(true);
 748             ui.sasl->setChecked(false);
 749         }
 750         ui.saslExtInfo->setHidden(true);
 751     }
 752 }
 753
 754 /*** Network list ***/
 755
 756 void NetworksSettingsPage::on_networkList_itemSelectionChanged()
 757 {
 758     if (currentId != 0) {
 759         saveToNetworkInfo(networkInfos[currentId]);
 760     }
 761     if (ui.networkList->selectedItems().count()) {
 762         NetworkId id = ui.networkList->selectedItems()[0]->data(Qt::UserRole).value<NetworkId>();
 763         currentId = id;
 764         displayNetwork(id);
 765         ui.serverList->setCurrentRow(0);
 766     }
 767     else {
 768         currentId = 0;
 769     }
 770     setWidgetStates();
 771 }
 772
 773 void NetworksSettingsPage::on_addNetwork_clicked()
 774 {
 775     QStringList existing;
 776     for (int i = 0; i < ui.networkList->count(); i++)
 777         existing << ui.networkList->item(i)->text();
 778     NetworkAddDlg dlg(existing, this);
 779     if (dlg.exec() == QDialog::Accepted) {
 780         NetworkInfo info = dlg.networkInfo();
 781         if (info.networkName.isEmpty())
 782             return;  // sanity check
 783
 784         NetworkId id;
 785         for (id = 1; id <= networkInfos.count(); id++) {
 786             widgetHasChanged();
 787             if (!networkInfos.keys().contains(-id.toInt()))
 788                 break;
 789         }
 790         id = -id.toInt();
 791         info.networkId = id;
 792         info.identity = defaultIdentity();
 793         networkInfos[id] = info;
 794         QListWidgetItem* item = insertNetwork(info);
 795         ui.networkList->setCurrentItem(item);
 796         setWidgetStates();
 797     }
 798 }
 799
 800 void NetworksSettingsPage::on_deleteNetwork_clicked()
 801 {
 802     if (ui.networkList->selectedItems().count()) {
 803         NetworkId netid = ui.networkList->selectedItems()[0]->data(Qt::UserRole).value<NetworkId>();
 804         int ret
 805             = QMessageBox::question(this,
 806                                     tr("Delete Network?"),
 807                                     tr("Do you really want to delete the network \"%1\" and all related settings, including the backlog?")
 808                                         .arg(networkInfos[netid].networkName),
 809                                     QMessageBox::Yes | QMessageBox::No,
 810                                     QMessageBox::No);
 811         if (ret == QMessageBox::Yes) {
 812             currentId = 0;
 813             networkInfos.remove(netid);
 814             delete ui.networkList->takeItem(ui.networkList->row(ui.networkList->selectedItems()[0]));
 815             ui.networkList->setCurrentRow(qMin(ui.networkList->currentRow() + 1, ui.networkList->count() - 1));
 816             setWidgetStates();
 817             widgetHasChanged();
 818         }
 819     }
 820 }
 821
 822 void NetworksSettingsPage::on_renameNetwork_clicked()
 823 {
 824     if (!ui.networkList->selectedItems().count())
 825         return;
 826     QString old = ui.networkList->selectedItems()[0]->text();
 827     QStringList existing;
 828     for (int i = 0; i < ui.networkList->count(); i++)
 829         existing << ui.networkList->item(i)->text();
 830     NetworkEditDlg dlg(old, existing, this);
 831     if (dlg.exec() == QDialog::Accepted) {
 832         ui.networkList->selectedItems()[0]->setText(dlg.networkName());
 833         NetworkId netid = ui.networkList->selectedItems()[0]->data(Qt::UserRole).value<NetworkId>();
 834         networkInfos[netid].networkName = dlg.networkName();
 835         widgetHasChanged();
 836     }
 837 }
 838
 839 /*
 840 void NetworksSettingsPage::on_connectNow_clicked() {
 841   if(!ui.networkList->selectedItems().count()) return;
 842   NetworkId id = ui.networkList->selectedItems()[0]->data(Qt::UserRole).value<NetworkId>();
 843   const Network *net = Client::network(id);
 844   if(!net) return;
 845   if(net->connectionState() == Network::Disconnected) net->requestConnect();
 846   else net->requestDisconnect();
 847 }
 848 */
 849
 850 /*** Server list ***/
 851
 852 void NetworksSettingsPage::on_serverList_itemSelectionChanged()
 853 {
 854     setWidgetStates();
 855 }
 856
 857 void NetworksSettingsPage::on_addServer_clicked()
 858 {
 859     if (currentId == 0)
 860         return;
 861     ServerEditDlg dlg(Network::Server(), this);
 862     if (dlg.exec() == QDialog::Accepted) {
 863         networkInfos[currentId].serverList.append(dlg.serverData());
 864         displayNetwork(currentId);
 865         ui.serverList->setCurrentRow(ui.serverList->count() - 1);
 866         widgetHasChanged();
 867     }
 868 }
 869
 870 void NetworksSettingsPage::on_editServer_clicked()
 871 {
 872     if (currentId == 0)
 873         return;
 874     int cur = ui.serverList->currentRow();
 875     ServerEditDlg dlg(networkInfos[currentId].serverList[cur], this);
 876     if (dlg.exec() == QDialog::Accepted) {
 877         networkInfos[currentId].serverList[cur] = dlg.serverData();
 878         displayNetwork(currentId);
 879         ui.serverList->setCurrentRow(cur);
 880         widgetHasChanged();
 881     }
 882 }
 883
 884 void NetworksSettingsPage::on_deleteServer_clicked()
 885 {
 886     if (currentId == 0)
 887         return;
 888     int cur = ui.serverList->currentRow();
 889     networkInfos[currentId].serverList.removeAt(cur);
 890     displayNetwork(currentId);
 891     ui.serverList->setCurrentRow(qMin(cur, ui.serverList->count() - 1));
 892     widgetHasChanged();
 893 }
 894
 895 void NetworksSettingsPage::on_upServer_clicked()
 896 {
 897     int cur = ui.serverList->currentRow();
 898     Network::Server server = networkInfos[currentId].serverList.takeAt(cur);
 899     networkInfos[currentId].serverList.insert(cur - 1, server);
 900     displayNetwork(currentId);
 901     ui.serverList->setCurrentRow(cur - 1);
 902     widgetHasChanged();
 903 }
 904
 905 void NetworksSettingsPage::on_downServer_clicked()
 906 {
 907     int cur = ui.serverList->currentRow();
 908     Network::Server server = networkInfos[currentId].serverList.takeAt(cur);
 909     networkInfos[currentId].serverList.insert(cur + 1, server);
 910     displayNetwork(currentId);
 911     ui.serverList->setCurrentRow(cur + 1);
 912     widgetHasChanged();
 913 }
 914
 915 void NetworksSettingsPage::on_editIdentities_clicked()
 916 {
 917     SettingsPageDlg dlg(new IdentitiesSettingsPage(this), this);
 918     dlg.exec();
 919 }
 920
 921 void NetworksSettingsPage::on_saslStatusDetails_clicked()
 922 {
 923     if (ui.networkList->selectedItems().count()) {
 924         NetworkId netid = ui.networkList->selectedItems()[0]->data(Qt::UserRole).value<NetworkId>();
 925         QString& netName = networkInfos[netid].networkName;
 926
 927         // If these strings are visible, one of the status messages wasn't detected below.
 928         QString saslStatusHeader = "[header unintentionally left blank]";
 929         QString saslStatusExplanation = "[explanation unintentionally left blank]";
 930
 931         // If true, show a warning icon instead of an information icon
 932         bool useWarningIcon = false;
 933
 934         // Determine which explanation to show
 935         switch (_saslStatusSelected) {
 936         case CapSupportStatus::Unknown:
 937             saslStatusHeader = tr("Could not check if SASL supported by network");
 938             saslStatusExplanation = tr("Quassel could not check if \"%1\" supports SASL.  This may "
 939                                        "be due to unsaved changes or an older Quassel core.  You "
 940                                        "can still try using SASL.")
 941                                         .arg(netName);
 942             break;
 943         case CapSupportStatus::Disconnected:
 944             saslStatusHeader = tr("Cannot check if SASL supported when disconnected");
 945             saslStatusExplanation = tr("Quassel cannot check if \"%1\" supports SASL when "
 946                                        "disconnected.  Connect to the network, or try using SASL "
 947                                        "anyways.")
 948                                         .arg(netName);
 949             break;
 950         case CapSupportStatus::MaybeUnsupported:
 951             saslStatusHeader = tr("SASL not currently supported by network");
 952             saslStatusExplanation = tr("The network \"%1\" does not currently support SASL.  "
 953                                        "However, support might be added later on.")
 954                                         .arg(netName);
 955             useWarningIcon = true;
 956             break;
 957         case CapSupportStatus::MaybeSupported:
 958             saslStatusHeader = tr("SASL supported by network");
 959             saslStatusExplanation = tr("The network \"%1\" supports SASL.  In most cases, you "
 960                                        "should use SASL instead of NickServ identification.")
 961                                         .arg(netName);
 962             break;
 963         }
 964
 965         // Process this in advance for reusability below
 966         const QString saslStatusMsgTitle = tr("SASL support for \"%1\"").arg(netName);
 967         const QString saslStatusMsgText = QString("<p><b>%1</b></p></br><p>%2</p></br><p><i>%3</i></p>")
 968                                               .arg(saslStatusHeader,
 969                                                    saslStatusExplanation,
 970                                                    tr("SASL is a standardized way to log in and identify yourself to "
 971                                                       "IRC servers."));
 972
 973         if (useWarningIcon) {
 974             // Show as a warning dialog box
 975             QMessageBox::warning(this, saslStatusMsgTitle, saslStatusMsgText);
 976         }
 977         else {
 978             // Show as an information dialog box
 979             QMessageBox::information(this, saslStatusMsgTitle, saslStatusMsgText);
 980         }
 981     }
 982 }
 983
 984 IdentityId NetworksSettingsPage::defaultIdentity() const
 985 {
 986     IdentityId defaultId = 0;
 987     QList<IdentityId> ids = Client::identityIds();
 988     foreach (IdentityId id, ids) {
 989         if (defaultId == 0 || id < defaultId)
 990             defaultId = id;
 991     }
 992     return defaultId;
 993 }
 994
 995 /**************************************************************************
 996  * NetworkAddDlg
 997  *************************************************************************/
 998
 999 NetworkAddDlg::NetworkAddDlg(QStringList exist, QWidget* parent)
1000     : QDialog(parent)
1001     , existing(std::move(exist))
1002 {
1003     ui.setupUi(this);
1004     ui.useSSL->setIcon(icon::get("document-encrypt"));
1005
1006     // Whenever useSSL is toggled, update the port number if not changed from the default
1007     connect(ui.useSSL, &QAbstractButton::toggled, this, &NetworkAddDlg::updateSslPort);
1008     // Do NOT call updateSslPort when loading settings, otherwise port settings may be overriden.
1009     // If useSSL is later changed to be checked by default, change port's default value, too.
1010
1011     if (Client::isCoreFeatureEnabled(Quassel::Feature::VerifyServerSSL)) {
1012         // Synchronize requiring SSL with the use SSL checkbox
1013         ui.sslVerify->setEnabled(ui.useSSL->isChecked());
1014         connect(ui.useSSL, &QAbstractButton::toggled, ui.sslVerify, &QWidget::setEnabled);
1015     }
1016     else {
1017         // Core isn't new enough to allow requiring SSL; disable checkbox and uncheck
1018         ui.sslVerify->setEnabled(false);
1019         ui.sslVerify->setChecked(false);
1020         // Split up the message to allow re-using translations:
1021         // [Original tool-tip]
1022         // [Bold 'does not support feature' message]
1023         // [Specific version needed and feature details]
1024         ui.sslVerify->setToolTip(QString("%1<br/><b>%2</b><br/>%3")
1025                                      .arg(ui.sslVerify->toolTip(),
1026                                           tr("Your Quassel core does not support this feature"),
1027                                           tr("You need a Quassel core v0.13.0 or newer in order to "
1028                                              "verify connection security.")));
1029     }
1030
1031     // read preset networks
1032     QStringList networks = PresetNetworks::names();
1033     foreach (QString s, existing)
1034         networks.removeAll(s);
1035     if (networks.count())
1036         ui.presetList->addItems(networks);
1037     else {
1038         ui.useManual->setChecked(true);
1039         ui.usePreset->setEnabled(false);
1040     }
1041     connect(ui.networkName, &QLineEdit::textChanged, this, &NetworkAddDlg::setButtonStates);
1042     connect(ui.serverAddress, &QLineEdit::textChanged, this, &NetworkAddDlg::setButtonStates);
1043     connect(ui.usePreset, &QRadioButton::toggled, this, &NetworkAddDlg::setButtonStates);
1044     connect(ui.useManual, &QRadioButton::toggled, this, &NetworkAddDlg::setButtonStates);
1045     setButtonStates();
1046 }
1047
1048 NetworkInfo NetworkAddDlg::networkInfo() const
1049 {
1050     if (ui.useManual->isChecked()) {
1051         NetworkInfo info;
1052         info.networkName = ui.networkName->text().trimmed();
1053         info.serverList << Network::Server(ui.serverAddress->text().trimmed(),
1054                                            ui.port->value(),
1055                                            ui.serverPassword->text(),
1056                                            ui.useSSL->isChecked(),
1057                                            ui.sslVerify->isChecked());
1058         return info;
1059     }
1060     else
1061         return PresetNetworks::networkInfo(ui.presetList->currentText());
1062 }
1063
1064 void NetworkAddDlg::setButtonStates()
1065 {
1066     bool ok = false;
1067     if (ui.usePreset->isChecked() && ui.presetList->count())
1068         ok = true;
1069     else if (ui.useManual->isChecked()) {
1070         ok = !ui.networkName->text().trimmed().isEmpty() && !existing.contains(ui.networkName->text().trimmed())
1071              && !ui.serverAddress->text().isEmpty();
1072     }
1073     ui.buttonBox->button(QDialogButtonBox::Ok)->setEnabled(ok);
1074 }
1075
1076 void NetworkAddDlg::updateSslPort(bool isChecked)
1077 {
1078     // "Use encrypted connection" was toggled, check the state...
1079     if (isChecked && ui.port->value() == Network::PORT_PLAINTEXT) {
1080         // Had been using the plain-text port, use the SSL default
1081         ui.port->setValue(Network::PORT_SSL);
1082     }
1083     else if (!isChecked && ui.port->value() == Network::PORT_SSL) {
1084         // Had been using the SSL port, use the plain-text default
1085         ui.port->setValue(Network::PORT_PLAINTEXT);
1086     }
1087 }
1088
1089 /**************************************************************************
1090  * NetworkEditDlg
1091  *************************************************************************/
1092
1093 NetworkEditDlg::NetworkEditDlg(const QString& old, QStringList exist, QWidget* parent)
1094     : QDialog(parent)
1095     , existing(std::move(exist))
1096 {
1097     ui.setupUi(this);
1098
1099     if (old.isEmpty()) {
1100         // new network
1101         setWindowTitle(tr("Add Network"));
1102         on_networkEdit_textChanged("");  // disable ok button
1103     }
1104     else
1105         ui.networkEdit->setText(old);
1106 }
1107
1108 QString NetworkEditDlg::networkName() const
1109 {
1110     return ui.networkEdit->text().trimmed();
1111 }
1112
1113 void NetworkEditDlg::on_networkEdit_textChanged(const QString& text)
1114 {
1115     ui.buttonBox->button(QDialogButtonBox::Ok)->setDisabled(text.isEmpty() || existing.contains(text.trimmed()));
1116 }
1117
1118 /**************************************************************************
1119  * ServerEditDlg
1120  *************************************************************************/
1121 ServerEditDlg::ServerEditDlg(const Network::Server& server, QWidget* parent)
1122     : QDialog(parent)
1123 {
1124     ui.setupUi(this);
1125     ui.useSSL->setIcon(icon::get("document-encrypt"));
1126     ui.host->setText(server.host);
1127     ui.host->setFocus();
1128     ui.port->setValue(server.port);
1129     ui.password->setText(server.password);
1130     ui.useSSL->setChecked(server.useSsl);
1131     ui.sslVerify->setChecked(server.sslVerify);
1132     ui.sslVersion->setCurrentIndex(server.sslVersion);
1133     ui.useProxy->setChecked(server.useProxy);
1134     ui.proxyType->setCurrentIndex(server.proxyType == QNetworkProxy::Socks5Proxy ? 0 : 1);
1135     ui.proxyHost->setText(server.proxyHost);
1136     ui.proxyPort->setValue(server.proxyPort);
1137     ui.proxyUsername->setText(server.proxyUser);
1138     ui.proxyPassword->setText(server.proxyPass);
1139
1140     // This is a dirty hack to display the core->IRC SSL protocol dropdown
1141     // only if the core won't use autonegotiation to determine the best
1142     // protocol.  When autonegotiation was introduced, it would have been
1143     // a good idea to use the CoreFeatures enum to accomplish this.
1144     // However, since multiple versions have been released since then, that
1145     // is no longer possible.  Instead, we rely on the fact that the
1146     // Datastream protocol was introduced in the same version (0.10) as SSL
1147     // autonegotiation.  Because of that, we can display the dropdown only
1148     // if the Legacy protocol is in use.  If any other RemotePeer protocol
1149     // is in use, that means a newer protocol is in use and therefore the
1150     // core will use autonegotiation.
1151     if (Client::coreConnection()->peer()->protocol() != Protocol::LegacyProtocol) {
1152         ui.label_3->hide();
1153         ui.sslVersion->hide();
1154     }
1155
1156     // Whenever useSSL is toggled, update the port number if not changed from the default
1157     connect(ui.useSSL, &QAbstractButton::toggled, this, &ServerEditDlg::updateSslPort);
1158     // Do NOT call updateSslPort when loading settings, otherwise port settings may be overriden.
1159     // If useSSL is later changed to be checked by default, change port's default value, too.
1160
1161     if (Client::isCoreFeatureEnabled(Quassel::Feature::VerifyServerSSL)) {
1162         // Synchronize requiring SSL with the use SSL checkbox
1163         ui.sslVerify->setEnabled(ui.useSSL->isChecked());
1164         connect(ui.useSSL, &QAbstractButton::toggled, ui.sslVerify, &QWidget::setEnabled);
1165     }
1166     else {
1167         // Core isn't new enough to allow requiring SSL; disable checkbox and uncheck
1168         ui.sslVerify->setEnabled(false);
1169         ui.sslVerify->setChecked(false);
1170         // Split up the message to allow re-using translations:
1171         // [Original tool-tip]
1172         // [Bold 'does not support feature' message]
1173         // [Specific version needed and feature details]
1174         ui.sslVerify->setToolTip(QString("%1<br/><b>%2</b><br/>%3")
1175                                      .arg(ui.sslVerify->toolTip(),
1176                                           tr("Your Quassel core does not support this feature"),
1177                                           tr("You need a Quassel core v0.13.0 or newer in order to "
1178                                              "verify connection security.")));
1179     }
1180
1181     on_host_textChanged();
1182 }
1183
1184 Network::Server ServerEditDlg::serverData() const
1185 {
1186     Network::Server server(ui.host->text().trimmed(), ui.port->value(), ui.password->text(), ui.useSSL->isChecked(), ui.sslVerify->isChecked());
1187     server.sslVersion = ui.sslVersion->currentIndex();
1188     server.useProxy = ui.useProxy->isChecked();
1189     server.proxyType = ui.proxyType->currentIndex() == 0 ? QNetworkProxy::Socks5Proxy : QNetworkProxy::HttpProxy;
1190     server.proxyHost = ui.proxyHost->text();
1191     server.proxyPort = ui.proxyPort->value();
1192     server.proxyUser = ui.proxyUsername->text();
1193     server.proxyPass = ui.proxyPassword->text();
1194     return server;
1195 }
1196
1197 void ServerEditDlg::on_host_textChanged()
1198 {
1199     ui.buttonBox->button(QDialogButtonBox::Ok)->setDisabled(ui.host->text().trimmed().isEmpty());
1200 }
1201
1202 void ServerEditDlg::updateSslPort(bool isChecked)
1203 {
1204     // "Use encrypted connection" was toggled, check the state...
1205     if (isChecked && ui.port->value() == Network::PORT_PLAINTEXT) {
1206         // Had been using the plain-text port, use the SSL default
1207         ui.port->setValue(Network::PORT_SSL);
1208     }
1209     else if (!isChecked && ui.port->value() == Network::PORT_SSL) {
1210         // Had been using the SSL port, use the plain-text default
1211         ui.port->setValue(Network::PORT_PLAINTEXT);
1212     }
1213 }
1214
1215 /**************************************************************************
1216  * SaveNetworksDlg
1217  *************************************************************************/
1218
1219 SaveNetworksDlg::SaveNetworksDlg(const QList<NetworkInfo>& toCreate,
1220                                  const QList<NetworkInfo>& toUpdate,
1221                                  const QList<NetworkId>& toRemove,
1222                                  QWidget* parent)
1223     : QDialog(parent)
1224 {
1225     ui.setupUi(this);
1226
1227     numevents = toCreate.count() + toUpdate.count() + toRemove.count();
1228     rcvevents = 0;
1229     if (numevents) {
1230         ui.progressBar->setMaximum(numevents);
1231         ui.progressBar->setValue(0);
1232
1233         connect(Client::instance(), &Client::networkCreated, this, &SaveNetworksDlg::clientEvent);
1234         connect(Client::instance(), &Client::networkRemoved, this, &SaveNetworksDlg::clientEvent);
1235
1236         foreach (NetworkId id, toRemove) {
1237             Client::removeNetwork(id);
1238         }
1239         foreach (NetworkInfo info, toCreate) {
1240             Client::createNetwork(info);
1241         }
1242         foreach (NetworkInfo info, toUpdate) {
1243             const Network* net = Client::network(info.networkId);
1244             if (!net) {
1245                 qWarning() << "Invalid client network!";
1246                 numevents--;
1247                 continue;
1248             }
1249             // FIXME this only checks for one changed item rather than all!
1250             connect(net, &SyncableObject::updatedRemotely, this, &SaveNetworksDlg::clientEvent);
1251             Client::updateNetwork(info);
1252         }
1253     }
1254     else {
1255         qWarning() << "Sync dialog called without stuff to change!";
1256         accept();
1257     }
1258 }
1259
1260 void SaveNetworksDlg::clientEvent()
1261 {
1262     ui.progressBar->setValue(++rcvevents);
1263     if (rcvevents >= numevents)
1264         accept();
1265 }