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     successIcon = icon::get({"emblem-success", "dialog-information"});
  71     unavailableIcon = icon::get({"emblem-unavailable", "dialog-warning"});
  72     questionIcon = icon::get({"emblem-question", "dialog-question", "dialog-information"});
  73
  74     foreach (int mib, QTextCodec::availableMibs()) {
  75         QByteArray codec = QTextCodec::codecForMib(mib)->name();
  76         ui.sendEncoding->addItem(codec);
  77         ui.recvEncoding->addItem(codec);
  78         ui.serverEncoding->addItem(codec);
  79     }
  80     ui.sendEncoding->model()->sort(0);
  81     ui.recvEncoding->model()->sort(0);
  82     ui.serverEncoding->model()->sort(0);
  83     currentId = 0;
  84     setEnabled(Client::isConnected());  // need a core connection!
  85     setWidgetStates();
  86
  87     connectToWidgetsChangedSignals({ui.identityList,         ui.performEdit,          ui.sasl,
  88                                     ui.saslAccount,          ui.saslPassword,         ui.autoIdentify,
  89                                     ui.autoIdentifyService,  ui.autoIdentifyPassword, ui.useCustomEncodings,
  90                                     ui.sendEncoding,         ui.recvEncoding,         ui.serverEncoding,
  91                                     ui.autoReconnect,        ui.reconnectInterval,    ui.reconnectRetries,
  92                                     ui.unlimitedRetries,     ui.rejoinOnReconnect,    ui.useCustomMessageRate,
  93                                     ui.messageRateBurstSize, ui.messageRateDelay,     ui.unlimitedMessageRate},
  94                                    this,
  95                                    &NetworksSettingsPage::widgetHasChanged);
  96
  97     connect(Client::instance(), &Client::coreConnectionStateChanged, this, &NetworksSettingsPage::coreConnectionStateChanged);
  98     connect(Client::instance(), &Client::networkCreated, this, &NetworksSettingsPage::clientNetworkAdded);
  99     connect(Client::instance(), &Client::networkRemoved, this, &NetworksSettingsPage::clientNetworkRemoved);
 100     connect(Client::instance(), &Client::identityCreated, this, &NetworksSettingsPage::clientIdentityAdded);
 101     connect(Client::instance(), &Client::identityRemoved, this, &NetworksSettingsPage::clientIdentityRemoved);
 102
 103     foreach (IdentityId id, Client::identityIds()) {
 104         clientIdentityAdded(id);
 105     }
 106 }
 107
 108 void NetworksSettingsPage::save()
 109 {
 110     setEnabled(false);
 111     if (currentId != 0)
 112         saveToNetworkInfo(networkInfos[currentId]);
 113
 114     QList<NetworkInfo> toCreate, toUpdate;
 115     QList<NetworkId> toRemove;
 116     QHash<NetworkId, NetworkInfo>::iterator i = networkInfos.begin();
 117     while (i != networkInfos.end()) {
 118         NetworkId id = (*i).networkId;
 119         if (id < 0) {
 120             toCreate.append(*i);
 121             // if(id == currentId) currentId = 0;
 122             // QList<QListWidgetItem *> items = ui.networkList->findItems((*i).networkName, Qt::MatchExactly);
 123             // if(items.count()) {
 124             //  Q_ASSERT(items[0]->data(Qt::UserRole).value<NetworkId>() == id);
 125             //  delete items[0];
 126             //}
 127             // i = networkInfos.erase(i);
 128             ++i;
 129         }
 130         else {
 131             if ((*i) != Client::network((*i).networkId)->networkInfo()) {
 132                 toUpdate.append(*i);
 133             }
 134             ++i;
 135         }
 136     }
 137     foreach (NetworkId id, Client::networkIds()) {
 138         if (!networkInfos.contains(id))
 139             toRemove.append(id);
 140     }
 141     SaveNetworksDlg dlg(toCreate, toUpdate, toRemove, this);
 142     int ret = dlg.exec();
 143     if (ret == QDialog::Rejected) {
 144         // canceled -> reload everything to be safe
 145         load();
 146     }
 147     setChangedState(false);
 148     setEnabled(true);
 149 }
 150
 151 void NetworksSettingsPage::load()
 152 {
 153     reset();
 154
 155     // Handle UI dependent on core feature flags here
 156     if (Client::isCoreFeatureEnabled(Quassel::Feature::CustomRateLimits)) {
 157         // Custom rate limiting supported, allow toggling
 158         ui.useCustomMessageRate->setEnabled(true);
 159         // Reset tooltip to default.
 160         ui.useCustomMessageRate->setToolTip(QString("%1").arg(tr("<p>Override default message rate limiting.</p>"
 161                                                                  "<p><b>Setting limits too low may get you disconnected"
 162                                                                  " from the server!</b></p>")));
 163         // If changed, update the message below!
 164     }
 165     else {
 166         // Custom rate limiting not supported, disallow toggling
 167         ui.useCustomMessageRate->setEnabled(false);
 168         // Split up the message to allow re-using translations:
 169         // [Original tool-tip]
 170         // [Bold 'does not support feature' message]
 171         // [Specific version needed and feature details]
 172         ui.useCustomMessageRate->setToolTip(QString("%1<br/><b>%2</b><br/>%3")
 173                                                 .arg(tr("<p>Override default message rate limiting.</p>"
 174                                                         "<p><b>Setting limits too low may get you disconnected"
 175                                                         " from the server!</b></p>"),
 176                                                      tr("Your Quassel core does not support this feature"),
 177                                                      tr("You need a Quassel core v0.13.0 or newer in order to "
 178                                                         "modify message rate limits.")));
 179     }
 180
 181     // Hide the SASL EXTERNAL notice until a network's shown.  Stops it from showing while loading
 182     // backlog from the core.
 183     sslUpdated();
 184
 185     // Reset network capability status in case no valid networks get selected (a rare situation)
 186     resetNetworkCapStates();
 187
 188     foreach (NetworkId netid, Client::networkIds()) {
 189         clientNetworkAdded(netid);
 190     }
 191     ui.networkList->setCurrentRow(0);
 192
 193     setChangedState(false);
 194 }
 195
 196 void NetworksSettingsPage::reset()
 197 {
 198     currentId = 0;
 199     ui.networkList->clear();
 200     networkInfos.clear();
 201 }
 202
 203 bool NetworksSettingsPage::aboutToSave()
 204 {
 205     if (currentId != 0)
 206         saveToNetworkInfo(networkInfos[currentId]);
 207     QList<int> errors;
 208     foreach (NetworkInfo info, networkInfos.values()) {
 209         if (!info.serverList.count())
 210             errors.append(1);
 211     }
 212     if (!errors.count())
 213         return true;
 214     QString error(tr("<b>The following problems need to be corrected before your changes can be applied:</b><ul>"));
 215     if (errors.contains(1))
 216         error += tr("<li>All networks need at least one server defined</li>");
 217     error += tr("</ul>");
 218     QMessageBox::warning(this, tr("Invalid Network Settings"), error);
 219     return false;
 220 }
 221
 222 void NetworksSettingsPage::widgetHasChanged()
 223 {
 224     if (_ignoreWidgetChanges)
 225         return;
 226     bool changed = testHasChanged();
 227     if (changed != hasChanged())
 228         setChangedState(changed);
 229 }
 230
 231 bool NetworksSettingsPage::testHasChanged()
 232 {
 233     if (currentId != 0) {
 234         saveToNetworkInfo(networkInfos[currentId]);
 235     }
 236     if (Client::networkIds().count() != networkInfos.count())
 237         return true;
 238     foreach (NetworkId id, networkInfos.keys()) {
 239         if (id < 0)
 240             return true;
 241         if (Client::network(id)->networkInfo() != networkInfos[id])
 242             return true;
 243     }
 244     return false;
 245 }
 246
 247 void NetworksSettingsPage::setWidgetStates()
 248 {
 249     // network list
 250     if (ui.networkList->selectedItems().count()) {
 251         ui.detailsBox->setEnabled(true);
 252         ui.renameNetwork->setEnabled(true);
 253         ui.deleteNetwork->setEnabled(true);
 254
 255         /* button disabled for now
 256         NetworkId id = ui.networkList->selectedItems()[0]->data(Qt::UserRole).value<NetworkId>();
 257         const Network *net = id > 0 ? Client::network(id) : 0;
 258         ui.connectNow->setEnabled(net);
 259         //    && (Client::network(id)->connectionState() == Network::Initialized
 260         //    || Client::network(id)->connectionState() == Network::Disconnected));
 261         if(net) {
 262           if(net->connectionState() == Network::Disconnected) {
 263             ui.connectNow->setIcon(connectedIcon);
 264             ui.connectNow->setText(tr("Connect"));
 265           } else {
 266             ui.connectNow->setIcon(disconnectedIcon);
 267             ui.connectNow->setText(tr("Disconnect"));
 268           }
 269         } else {
 270           ui.connectNow->setIcon(QIcon());
 271           ui.connectNow->setText(tr("Apply first!"));
 272         } */
 273     }
 274     else {
 275         ui.renameNetwork->setEnabled(false);
 276         ui.deleteNetwork->setEnabled(false);
 277         // ui.connectNow->setEnabled(false);
 278         ui.detailsBox->setEnabled(false);
 279     }
 280     // network details
 281     if (ui.serverList->selectedItems().count()) {
 282         ui.editServer->setEnabled(true);
 283         ui.deleteServer->setEnabled(true);
 284         ui.upServer->setEnabled(ui.serverList->currentRow() > 0);
 285         ui.downServer->setEnabled(ui.serverList->currentRow() < ui.serverList->count() - 1);
 286     }
 287     else {
 288         ui.editServer->setEnabled(false);
 289         ui.deleteServer->setEnabled(false);
 290         ui.upServer->setEnabled(false);
 291         ui.downServer->setEnabled(false);
 292     }
 293 }
 294
 295 void NetworksSettingsPage::setItemState(NetworkId id, QListWidgetItem* item)
 296 {
 297     if (!item && !(item = networkItem(id)))
 298         return;
 299     const Network* net = Client::network(id);
 300     if (!net || net->isInitialized())
 301         item->setFlags(item->flags() | Qt::ItemIsEnabled);
 302     else
 303         item->setFlags(item->flags() & ~Qt::ItemIsEnabled);
 304     if (net && net->connectionState() == Network::Initialized) {
 305         item->setIcon(connectedIcon);
 306     }
 307     else if (net && net->connectionState() != Network::Disconnected) {
 308         item->setIcon(connectingIcon);
 309     }
 310     else {
 311         item->setIcon(disconnectedIcon);
 312     }
 313     if (net) {
 314         bool select = false;
 315         // check if we already have another net of this name in the list, and replace it
 316         QList<QListWidgetItem*> items = ui.networkList->findItems(net->networkName(), Qt::MatchExactly);
 317         if (items.count()) {
 318             foreach (QListWidgetItem* i, items) {
 319                 NetworkId oldid = i->data(Qt::UserRole).value<NetworkId>();
 320                 if (oldid > 0)
 321                     continue;  // only locally created nets should be replaced
 322                 if (oldid == currentId) {
 323                     select = true;
 324                     currentId = 0;
 325                     ui.networkList->clearSelection();
 326                 }
 327                 int row = ui.networkList->row(i);
 328                 if (row >= 0) {
 329                     QListWidgetItem* olditem = ui.networkList->takeItem(row);
 330                     Q_ASSERT(olditem);
 331                     delete olditem;
 332                 }
 333                 networkInfos.remove(oldid);
 334                 break;
 335             }
 336         }
 337         item->setText(net->networkName());
 338         if (select)
 339             item->setSelected(true);
 340     }
 341 }
 342
 343 void NetworksSettingsPage::resetNetworkCapStates()
 344 {
 345     // Set the status to a blank (invalid) network ID, reseting all UI
 346     setNetworkCapStates(NetworkId());
 347 }
 348
 349 void NetworksSettingsPage::setNetworkCapStates(NetworkId id)
 350 {
 351     const Network* net = Client::network(id);
 352     if (net && Client::isCoreFeatureEnabled(Quassel::Feature::CapNegotiation)) {
 353         // Capability negotiation is supported, network exists.
 354         // Check if the network is connected.  Don't use net->isConnected() as that won't be true
 355         // during capability negotiation when capabilities are added and removed.
 356         if (net->connectionState() != Network::Disconnected) {
 357             // Network exists and is connected, check available capabilities...
 358             // [SASL]
 359             if (net->saslMaybeSupports(IrcCap::SaslMech::PLAIN)) {
 360                 setSASLStatus(CapSupportStatus::MaybeSupported);
 361             }
 362             else {
 363                 setSASLStatus(CapSupportStatus::MaybeUnsupported);
 364             }
 365
 366             // Add additional capability-dependent interface updates here
 367         }
 368         else {
 369             // Network is disconnected
 370             // [SASL]
 371             setSASLStatus(CapSupportStatus::Disconnected);
 372
 373             // Add additional capability-dependent interface updates here
 374         }
 375     }
 376     else {
 377         // Capability negotiation is not supported and/or network doesn't exist.
 378         // Don't assume anything and reset all capability-dependent interface elements to neutral.
 379         // [SASL]
 380         setSASLStatus(CapSupportStatus::Unknown);
 381
 382         // Add additional capability-dependent interface updates here
 383     }
 384 }
 385
 386 void NetworksSettingsPage::coreConnectionStateChanged(bool state)
 387 {
 388     this->setEnabled(state);
 389     if (state) {
 390         load();
 391     }
 392     else {
 393         // reset
 394         // currentId = 0;
 395     }
 396 }
 397
 398 void NetworksSettingsPage::clientIdentityAdded(IdentityId id)
 399 {
 400     const Identity* identity = Client::identity(id);
 401     connect(identity, &SyncableObject::updatedRemotely, this, &NetworksSettingsPage::clientIdentityUpdated);
 402
 403     QString name = identity->identityName();
 404     for (int j = 0; j < ui.identityList->count(); j++) {
 405         if ((j > 0 || ui.identityList->itemData(0).toInt() != 1) && name.localeAwareCompare(ui.identityList->itemText(j)) < 0) {
 406             ui.identityList->insertItem(j, name, id.toInt());
 407             widgetHasChanged();
 408             return;
 409         }
 410     }
 411     // append
 412     ui.identityList->insertItem(ui.identityList->count(), name, id.toInt());
 413     widgetHasChanged();
 414 }
 415
 416 void NetworksSettingsPage::clientIdentityUpdated()
 417 {
 418     const auto* identity = qobject_cast<const Identity*>(sender());
 419     if (!identity) {
 420         qWarning() << "NetworksSettingsPage: Invalid identity to update!";
 421         return;
 422     }
 423     int row = ui.identityList->findData(identity->id().toInt());
 424     if (row < 0) {
 425         qWarning() << "NetworksSettingsPage: Invalid identity to update!";
 426         return;
 427     }
 428     if (ui.identityList->itemText(row) != identity->identityName()) {
 429         ui.identityList->setItemText(row, identity->identityName());
 430     }
 431 }
 432
 433 void NetworksSettingsPage::clientIdentityRemoved(IdentityId id)
 434 {
 435     IdentityId defaultId = defaultIdentity();
 436     if (currentId != 0)
 437         saveToNetworkInfo(networkInfos[currentId]);
 438     foreach (NetworkInfo info, networkInfos.values()) {
 439         if (info.identity == id) {
 440             if (info.networkId == currentId)
 441                 ui.identityList->setCurrentIndex(0);
 442             info.identity = defaultId;
 443             networkInfos[info.networkId] = info;
 444             if (info.networkId > 0)
 445                 Client::updateNetwork(info);
 446         }
 447     }
 448     ui.identityList->removeItem(ui.identityList->findData(id.toInt()));
 449     widgetHasChanged();
 450 }
 451
 452 QListWidgetItem* NetworksSettingsPage::networkItem(NetworkId id) const
 453 {
 454     for (int i = 0; i < ui.networkList->count(); i++) {
 455         QListWidgetItem* item = ui.networkList->item(i);
 456         if (item->data(Qt::UserRole).value<NetworkId>() == id)
 457             return item;
 458     }
 459     return nullptr;
 460 }
 461
 462 void NetworksSettingsPage::clientNetworkAdded(NetworkId id)
 463 {
 464     insertNetwork(id);
 465     // connect(Client::network(id), &Network::updatedRemotely, this, &NetworksSettingsPage::clientNetworkUpdated);
 466     connect(Client::network(id), &Network::configChanged, this, &NetworksSettingsPage::clientNetworkUpdated);
 467
 468     connect(Client::network(id), &Network::connectionStateSet, this, &NetworksSettingsPage::networkConnectionStateChanged);
 469     connect(Client::network(id), &Network::connectionError, this, &NetworksSettingsPage::networkConnectionError);
 470
 471     // Handle capability changes in case a server dis/connects with the settings window open.
 472     connect(Client::network(id), &Network::capAdded, this, &NetworksSettingsPage::clientNetworkCapsUpdated);
 473     connect(Client::network(id), &Network::capRemoved, this, &NetworksSettingsPage::clientNetworkCapsUpdated);
 474 }
 475
 476 void NetworksSettingsPage::clientNetworkUpdated()
 477 {
 478     const auto* net = qobject_cast<const Network*>(sender());
 479     if (!net) {
 480         qWarning() << "Update request for unknown network received!";
 481         return;
 482     }
 483     networkInfos[net->networkId()] = net->networkInfo();
 484     setItemState(net->networkId());
 485     if (net->networkId() == currentId)
 486         displayNetwork(net->networkId());
 487     setWidgetStates();
 488     widgetHasChanged();
 489 }
 490
 491 void NetworksSettingsPage::clientNetworkRemoved(NetworkId id)
 492 {
 493     if (!networkInfos.contains(id))
 494         return;
 495     if (id == currentId)
 496         displayNetwork(0);
 497     NetworkInfo info = networkInfos.take(id);
 498     QList<QListWidgetItem*> items = ui.networkList->findItems(info.networkName, Qt::MatchExactly);
 499     foreach (QListWidgetItem* item, items) {
 500         if (item->data(Qt::UserRole).value<NetworkId>() == id)
 501             delete ui.networkList->takeItem(ui.networkList->row(item));
 502     }
 503     setWidgetStates();
 504     widgetHasChanged();
 505 }
 506
 507 void NetworksSettingsPage::networkConnectionStateChanged(Network::ConnectionState state)
 508 {
 509     Q_UNUSED(state);
 510     const auto* net = qobject_cast<const Network*>(sender());
 511     if (!net)
 512         return;
 513     /*
 514     if(net->networkId() == currentId) {
 515       ui.connectNow->setEnabled(state == Network::Initialized || state == Network::Disconnected);
 516     }
 517     */
 518     setItemState(net->networkId());
 519     if (net->networkId() == currentId) {
 520         // Network is currently shown.  Update the capability-dependent UI in case capabilities have
 521         // changed.
 522         setNetworkCapStates(currentId);
 523     }
 524     setWidgetStates();
 525 }
 526
 527 void NetworksSettingsPage::networkConnectionError(const QString&) {}
 528
 529 QListWidgetItem* NetworksSettingsPage::insertNetwork(NetworkId id)
 530 {
 531     NetworkInfo info = Client::network(id)->networkInfo();
 532     networkInfos[id] = info;
 533     return insertNetwork(info);
 534 }
 535
 536 QListWidgetItem* NetworksSettingsPage::insertNetwork(const NetworkInfo& info)
 537 {
 538     QListWidgetItem* item = nullptr;
 539     QList<QListWidgetItem*> items = ui.networkList->findItems(info.networkName, Qt::MatchExactly);
 540     if (!items.count())
 541         item = new QListWidgetItem(disconnectedIcon, info.networkName, ui.networkList);
 542     else {
 543         // we overwrite an existing net if it a) has the same name and b) has a negative ID meaning we created it locally before
 544         // -> then we can be sure that this is the core-side replacement for the net we created
 545         foreach (QListWidgetItem* i, items) {
 546             NetworkId id = i->data(Qt::UserRole).value<NetworkId>();
 547             if (id < 0) {
 548                 item = i;
 549                 break;
 550             }
 551         }
 552         if (!item)
 553             item = new QListWidgetItem(disconnectedIcon, info.networkName, ui.networkList);
 554     }
 555     item->setData(Qt::UserRole, QVariant::fromValue(info.networkId));
 556     setItemState(info.networkId, item);
 557     widgetHasChanged();
 558     return item;
 559 }
 560
 561 // Called when selecting 'Configure' from the buffer list
 562 void NetworksSettingsPage::bufferList_Open(NetworkId netId)
 563 {
 564     QListWidgetItem* item = networkItem(netId);
 565     ui.networkList->setCurrentItem(item, QItemSelectionModel::SelectCurrent);
 566 }
 567
 568 void NetworksSettingsPage::displayNetwork(NetworkId id)
 569 {
 570     _ignoreWidgetChanges = true;
 571     if (id != 0) {
 572         NetworkInfo info = networkInfos[id];
 573
 574         // this is only needed when the core supports SASL EXTERNAL
 575         if (Client::isCoreFeatureEnabled(Quassel::Feature::SaslExternal)) {
 576             if (_cid) {
 577                 disconnect(_cid, &CertIdentity::sslSettingsUpdated, this, &NetworksSettingsPage::sslUpdated);
 578                 delete _cid;
 579             }
 580             _cid = new CertIdentity(*Client::identity(info.identity), this);
 581             _cid->enableEditSsl(true);
 582             connect(_cid, &CertIdentity::sslSettingsUpdated, this, &NetworksSettingsPage::sslUpdated);
 583         }
 584
 585         ui.identityList->setCurrentIndex(ui.identityList->findData(info.identity.toInt()));
 586         ui.serverList->clear();
 587         foreach (Network::Server server, info.serverList) {
 588             QListWidgetItem* item = new QListWidgetItem(QString("%1:%2").arg(server.host).arg(server.port));
 589             if (server.useSsl)
 590                 item->setIcon(icon::get("document-encrypt"));
 591             ui.serverList->addItem(item);
 592         }
 593         // setItemState(id);
 594         // ui.randomServer->setChecked(info.useRandomServer);
 595         // Update the capability-dependent UI in case capabilities have changed.
 596         setNetworkCapStates(id);
 597         ui.performEdit->setPlainText(info.perform.join("\n"));
 598         ui.autoIdentify->setChecked(info.useAutoIdentify);
 599         ui.autoIdentifyService->setText(info.autoIdentifyService);
 600         ui.autoIdentifyPassword->setText(info.autoIdentifyPassword);
 601         ui.sasl->setChecked(info.useSasl);
 602         ui.saslAccount->setText(info.saslAccount);
 603         ui.saslPassword->setText(info.saslPassword);
 604         if (info.codecForEncoding.isEmpty()) {
 605             ui.sendEncoding->setCurrentIndex(ui.sendEncoding->findText(Network::defaultCodecForEncoding()));
 606             ui.recvEncoding->setCurrentIndex(ui.recvEncoding->findText(Network::defaultCodecForDecoding()));
 607             ui.serverEncoding->setCurrentIndex(ui.serverEncoding->findText(Network::defaultCodecForServer()));
 608             ui.useCustomEncodings->setChecked(false);
 609         }
 610         else {
 611             ui.sendEncoding->setCurrentIndex(ui.sendEncoding->findText(info.codecForEncoding));
 612             ui.recvEncoding->setCurrentIndex(ui.recvEncoding->findText(info.codecForDecoding));
 613             ui.serverEncoding->setCurrentIndex(ui.serverEncoding->findText(info.codecForServer));
 614             ui.useCustomEncodings->setChecked(true);
 615         }
 616         ui.autoReconnect->setChecked(info.useAutoReconnect);
 617         ui.reconnectInterval->setValue(info.autoReconnectInterval);
 618         ui.reconnectRetries->setValue(info.autoReconnectRetries);
 619         ui.unlimitedRetries->setChecked(info.unlimitedReconnectRetries);
 620         ui.rejoinOnReconnect->setChecked(info.rejoinChannels);
 621         // Custom rate limiting
 622         ui.unlimitedMessageRate->setChecked(info.unlimitedMessageRate);
 623         // Set 'ui.useCustomMessageRate' after 'ui.unlimitedMessageRate' so if the latter is
 624         // disabled, 'ui.messageRateDelayFrame' will remain disabled.
 625         ui.useCustomMessageRate->setChecked(info.useCustomMessageRate);
 626         ui.messageRateBurstSize->setValue(info.messageRateBurstSize);
 627         // Convert milliseconds (integer) into seconds (double)
 628         ui.messageRateDelay->setValue(info.messageRateDelay / 1000.0f);
 629     }
 630     else {
 631         // just clear widgets
 632         if (_cid) {
 633             disconnect(_cid, &CertIdentity::sslSettingsUpdated, this, &NetworksSettingsPage::sslUpdated);
 634             delete _cid;
 635         }
 636         ui.identityList->setCurrentIndex(-1);
 637         ui.serverList->clear();
 638         ui.performEdit->clear();
 639         ui.autoIdentifyService->clear();
 640         ui.autoIdentifyPassword->clear();
 641         ui.saslAccount->clear();
 642         ui.saslPassword->clear();
 643         setWidgetStates();
 644     }
 645     _ignoreWidgetChanges = false;
 646     currentId = id;
 647 }
 648
 649 void NetworksSettingsPage::saveToNetworkInfo(NetworkInfo& info)
 650 {
 651     info.identity = ui.identityList->itemData(ui.identityList->currentIndex()).toInt();
 652     // info.useRandomServer = ui.randomServer->isChecked();
 653     info.perform = ui.performEdit->toPlainText().split("\n");
 654     info.useAutoIdentify = ui.autoIdentify->isChecked();
 655     info.autoIdentifyService = ui.autoIdentifyService->text();
 656     info.autoIdentifyPassword = ui.autoIdentifyPassword->text();
 657     info.useSasl = ui.sasl->isChecked();
 658     info.saslAccount = ui.saslAccount->text();
 659     info.saslPassword = ui.saslPassword->text();
 660     if (!ui.useCustomEncodings->isChecked()) {
 661         info.codecForEncoding.clear();
 662         info.codecForDecoding.clear();
 663         info.codecForServer.clear();
 664     }
 665     else {
 666         info.codecForEncoding = ui.sendEncoding->currentText().toLatin1();
 667         info.codecForDecoding = ui.recvEncoding->currentText().toLatin1();
 668         info.codecForServer = ui.serverEncoding->currentText().toLatin1();
 669     }
 670     info.useAutoReconnect = ui.autoReconnect->isChecked();
 671     info.autoReconnectInterval = ui.reconnectInterval->value();
 672     info.autoReconnectRetries = ui.reconnectRetries->value();
 673     info.unlimitedReconnectRetries = ui.unlimitedRetries->isChecked();
 674     info.rejoinChannels = ui.rejoinOnReconnect->isChecked();
 675     // Custom rate limiting
 676     info.useCustomMessageRate = ui.useCustomMessageRate->isChecked();
 677     info.messageRateBurstSize = ui.messageRateBurstSize->value();
 678     // Convert seconds (double) into milliseconds (integer)
 679     info.messageRateDelay = static_cast<quint32>((ui.messageRateDelay->value() * 1000));
 680     info.unlimitedMessageRate = ui.unlimitedMessageRate->isChecked();
 681 }
 682
 683 void NetworksSettingsPage::clientNetworkCapsUpdated()
 684 {
 685     // Grab the updated network
 686     const auto* net = qobject_cast<const Network*>(sender());
 687     if (!net) {
 688         qWarning() << "Update request for unknown network received!";
 689         return;
 690     }
 691     if (net->networkId() == currentId) {
 692         // Network is currently shown.  Update the capability-dependent UI in case capabilities have
 693         // changed.
 694         setNetworkCapStates(currentId);
 695     }
 696 }
 697
 698 void NetworksSettingsPage::setSASLStatus(const CapSupportStatus saslStatus)
 699 {
 700     if (_saslStatusSelected != saslStatus) {
 701         // Update the cached copy of SASL status used with the Details dialog
 702         _saslStatusSelected = saslStatus;
 703
 704         // Update the user interface
 705         switch (saslStatus) {
 706         case CapSupportStatus::Unknown:
 707             // There's no capability negotiation or network doesn't exist.  Don't assume
 708             // anything.
 709             ui.saslStatusLabel->setText(QString("<i>%1</i>").arg(tr("Could not check if supported by network")));
 710             ui.saslStatusIcon->setPixmap(questionIcon.pixmap(16));
 711             break;
 712         case CapSupportStatus::Disconnected:
 713             // Disconnected from network, no way to check.
 714             ui.saslStatusLabel->setText(QString("<i>%1</i>").arg(tr("Cannot check if supported when disconnected")));
 715             ui.saslStatusIcon->setPixmap(questionIcon.pixmap(16));
 716             break;
 717         case CapSupportStatus::MaybeUnsupported:
 718             // The network doesn't advertise support for SASL PLAIN.  Here be dragons.
 719             ui.saslStatusLabel->setText(QString("<i>%1</i>").arg(tr("Not currently supported by network")));
 720             ui.saslStatusIcon->setPixmap(unavailableIcon.pixmap(16));
 721             break;
 722         case CapSupportStatus::MaybeSupported:
 723             // The network advertises support for SASL PLAIN.  Encourage using it!
 724             // Unfortunately we don't know for sure if it's desired or functional.
 725             ui.saslStatusLabel->setText(QString("<i>%1</i>").arg(tr("Supported by network")));
 726             ui.saslStatusIcon->setPixmap(successIcon.pixmap(16));
 727             break;
 728         }
 729     }
 730 }
 731
 732 void NetworksSettingsPage::sslUpdated()
 733 {
 734     if (_cid && !_cid->sslKey().isNull()) {
 735         ui.saslContents->setDisabled(true);
 736         ui.saslExtInfo->setHidden(false);
 737     }
 738     else {
 739         ui.saslContents->setDisabled(false);
 740         // Directly re-enabling causes the widgets to ignore the parent "Use SASL Authentication"
 741         // state to indicate whether or not it's disabled.  To workaround this, keep track of
 742         // whether or not "Use SASL Authentication" is enabled, then quickly uncheck/recheck the
 743         // group box.
 744         if (!ui.sasl->isChecked()) {
 745             // SASL is not enabled, uncheck/recheck the group box to re-disable saslContents.
 746             // Leaving saslContents disabled doesn't work as that prevents it from re-enabling if
 747             // sasl is later checked.
 748             ui.sasl->setChecked(true);
 749             ui.sasl->setChecked(false);
 750         }
 751         ui.saslExtInfo->setHidden(true);
 752     }
 753 }
 754
 755 /*** Network list ***/
 756
 757 void NetworksSettingsPage::on_networkList_itemSelectionChanged()
 758 {
 759     if (currentId != 0) {
 760         saveToNetworkInfo(networkInfos[currentId]);
 761     }
 762     if (ui.networkList->selectedItems().count()) {
 763         NetworkId id = ui.networkList->selectedItems()[0]->data(Qt::UserRole).value<NetworkId>();
 764         currentId = id;
 765         displayNetwork(id);
 766         ui.serverList->setCurrentRow(0);
 767     }
 768     else {
 769         currentId = 0;
 770     }
 771     setWidgetStates();
 772 }
 773
 774 void NetworksSettingsPage::on_addNetwork_clicked()
 775 {
 776     QStringList existing;
 777     for (int i = 0; i < ui.networkList->count(); i++)
 778         existing << ui.networkList->item(i)->text();
 779     NetworkAddDlg dlg(existing, this);
 780     if (dlg.exec() == QDialog::Accepted) {
 781         NetworkInfo info = dlg.networkInfo();
 782         if (info.networkName.isEmpty())
 783             return;  // sanity check
 784
 785         NetworkId id;
 786         for (id = 1; id <= networkInfos.count(); id++) {
 787             widgetHasChanged();
 788             if (!networkInfos.keys().contains(-id.toInt()))
 789                 break;
 790         }
 791         id = -id.toInt();
 792         info.networkId = id;
 793         info.identity = defaultIdentity();
 794         networkInfos[id] = info;
 795         QListWidgetItem* item = insertNetwork(info);
 796         ui.networkList->setCurrentItem(item);
 797         setWidgetStates();
 798     }
 799 }
 800
 801 void NetworksSettingsPage::on_deleteNetwork_clicked()
 802 {
 803     if (ui.networkList->selectedItems().count()) {
 804         NetworkId netid = ui.networkList->selectedItems()[0]->data(Qt::UserRole).value<NetworkId>();
 805         int ret
 806             = QMessageBox::question(this,
 807                                     tr("Delete Network?"),
 808                                     tr("Do you really want to delete the network \"%1\" and all related settings, including the backlog?")
 809                                         .arg(networkInfos[netid].networkName),
 810                                     QMessageBox::Yes | QMessageBox::No,
 811                                     QMessageBox::No);
 812         if (ret == QMessageBox::Yes) {
 813             currentId = 0;
 814             networkInfos.remove(netid);
 815             delete ui.networkList->takeItem(ui.networkList->row(ui.networkList->selectedItems()[0]));
 816             ui.networkList->setCurrentRow(qMin(ui.networkList->currentRow() + 1, ui.networkList->count() - 1));
 817             setWidgetStates();
 818             widgetHasChanged();
 819         }
 820     }
 821 }
 822
 823 void NetworksSettingsPage::on_renameNetwork_clicked()
 824 {
 825     if (!ui.networkList->selectedItems().count())
 826         return;
 827     QString old = ui.networkList->selectedItems()[0]->text();
 828     QStringList existing;
 829     for (int i = 0; i < ui.networkList->count(); i++)
 830         existing << ui.networkList->item(i)->text();
 831     NetworkEditDlg dlg(old, existing, this);
 832     if (dlg.exec() == QDialog::Accepted) {
 833         ui.networkList->selectedItems()[0]->setText(dlg.networkName());
 834         NetworkId netid = ui.networkList->selectedItems()[0]->data(Qt::UserRole).value<NetworkId>();
 835         networkInfos[netid].networkName = dlg.networkName();
 836         widgetHasChanged();
 837     }
 838 }
 839
 840 /*
 841 void NetworksSettingsPage::on_connectNow_clicked() {
 842   if(!ui.networkList->selectedItems().count()) return;
 843   NetworkId id = ui.networkList->selectedItems()[0]->data(Qt::UserRole).value<NetworkId>();
 844   const Network *net = Client::network(id);
 845   if(!net) return;
 846   if(net->connectionState() == Network::Disconnected) net->requestConnect();
 847   else net->requestDisconnect();
 848 }
 849 */
 850
 851 /*** Server list ***/
 852
 853 void NetworksSettingsPage::on_serverList_itemSelectionChanged()
 854 {
 855     setWidgetStates();
 856 }
 857
 858 void NetworksSettingsPage::on_addServer_clicked()
 859 {
 860     if (currentId == 0)
 861         return;
 862     ServerEditDlg dlg(Network::Server(), this);
 863     if (dlg.exec() == QDialog::Accepted) {
 864         networkInfos[currentId].serverList.append(dlg.serverData());
 865         displayNetwork(currentId);
 866         ui.serverList->setCurrentRow(ui.serverList->count() - 1);
 867         widgetHasChanged();
 868     }
 869 }
 870
 871 void NetworksSettingsPage::on_editServer_clicked()
 872 {
 873     if (currentId == 0)
 874         return;
 875     int cur = ui.serverList->currentRow();
 876     ServerEditDlg dlg(networkInfos[currentId].serverList[cur], this);
 877     if (dlg.exec() == QDialog::Accepted) {
 878         networkInfos[currentId].serverList[cur] = dlg.serverData();
 879         displayNetwork(currentId);
 880         ui.serverList->setCurrentRow(cur);
 881         widgetHasChanged();
 882     }
 883 }
 884
 885 void NetworksSettingsPage::on_deleteServer_clicked()
 886 {
 887     if (currentId == 0)
 888         return;
 889     int cur = ui.serverList->currentRow();
 890     networkInfos[currentId].serverList.removeAt(cur);
 891     displayNetwork(currentId);
 892     ui.serverList->setCurrentRow(qMin(cur, ui.serverList->count() - 1));
 893     widgetHasChanged();
 894 }
 895
 896 void NetworksSettingsPage::on_upServer_clicked()
 897 {
 898     int cur = ui.serverList->currentRow();
 899     Network::Server server = networkInfos[currentId].serverList.takeAt(cur);
 900     networkInfos[currentId].serverList.insert(cur - 1, server);
 901     displayNetwork(currentId);
 902     ui.serverList->setCurrentRow(cur - 1);
 903     widgetHasChanged();
 904 }
 905
 906 void NetworksSettingsPage::on_downServer_clicked()
 907 {
 908     int cur = ui.serverList->currentRow();
 909     Network::Server server = networkInfos[currentId].serverList.takeAt(cur);
 910     networkInfos[currentId].serverList.insert(cur + 1, server);
 911     displayNetwork(currentId);
 912     ui.serverList->setCurrentRow(cur + 1);
 913     widgetHasChanged();
 914 }
 915
 916 void NetworksSettingsPage::on_editIdentities_clicked()
 917 {
 918     SettingsPageDlg dlg(new IdentitiesSettingsPage(this), this);
 919     dlg.exec();
 920 }
 921
 922 void NetworksSettingsPage::on_saslStatusDetails_clicked()
 923 {
 924     if (ui.networkList->selectedItems().count()) {
 925         NetworkId netid = ui.networkList->selectedItems()[0]->data(Qt::UserRole).value<NetworkId>();
 926         QString& netName = networkInfos[netid].networkName;
 927
 928         // If these strings are visible, one of the status messages wasn't detected below.
 929         QString saslStatusHeader = "[header unintentionally left blank]";
 930         QString saslStatusExplanation = "[explanation unintentionally left blank]";
 931
 932         // If true, show a warning icon instead of an information icon
 933         bool useWarningIcon = false;
 934
 935         // Determine which explanation to show
 936         switch (_saslStatusSelected) {
 937         case CapSupportStatus::Unknown:
 938             saslStatusHeader = tr("Could not check if SASL supported by network");
 939             saslStatusExplanation = tr("Quassel could not check if \"%1\" supports SASL.  This may "
 940                                        "be due to unsaved changes or an older Quassel core.  You "
 941                                        "can still try using SASL.")
 942                                         .arg(netName);
 943             break;
 944         case CapSupportStatus::Disconnected:
 945             saslStatusHeader = tr("Cannot check if SASL supported when disconnected");
 946             saslStatusExplanation = tr("Quassel cannot check if \"%1\" supports SASL when "
 947                                        "disconnected.  Connect to the network, or try using SASL "
 948                                        "anyways.")
 949                                         .arg(netName);
 950             break;
 951         case CapSupportStatus::MaybeUnsupported:
 952             saslStatusHeader = tr("SASL not currently supported by network");
 953             saslStatusExplanation = tr("The network \"%1\" does not currently support SASL.  "
 954                                        "However, support might be added later on.")
 955                                         .arg(netName);
 956             useWarningIcon = true;
 957             break;
 958         case CapSupportStatus::MaybeSupported:
 959             saslStatusHeader = tr("SASL supported by network");
 960             saslStatusExplanation = tr("The network \"%1\" supports SASL.  In most cases, you "
 961                                        "should use SASL instead of NickServ identification.")
 962                                         .arg(netName);
 963             break;
 964         }
 965
 966         // Process this in advance for reusability below
 967         const QString saslStatusMsgTitle = tr("SASL support for \"%1\"").arg(netName);
 968         const QString saslStatusMsgText = QString("<p><b>%1</b></p></br><p>%2</p></br><p><i>%3</i></p>")
 969                                               .arg(saslStatusHeader,
 970                                                    saslStatusExplanation,
 971                                                    tr("SASL is a standardized way to log in and identify yourself to "
 972                                                       "IRC servers."));
 973
 974         if (useWarningIcon) {
 975             // Show as a warning dialog box
 976             QMessageBox::warning(this, saslStatusMsgTitle, saslStatusMsgText);
 977         }
 978         else {
 979             // Show as an information dialog box
 980             QMessageBox::information(this, saslStatusMsgTitle, saslStatusMsgText);
 981         }
 982     }
 983 }
 984
 985 IdentityId NetworksSettingsPage::defaultIdentity() const
 986 {
 987     IdentityId defaultId = 0;
 988     QList<IdentityId> ids = Client::identityIds();
 989     foreach (IdentityId id, ids) {
 990         if (defaultId == 0 || id < defaultId)
 991             defaultId = id;
 992     }
 993     return defaultId;
 994 }
 995
 996 /**************************************************************************
 997  * NetworkAddDlg
 998  *************************************************************************/
 999
1000 NetworkAddDlg::NetworkAddDlg(QStringList exist, QWidget* parent)
1001     : QDialog(parent)
1002     , existing(std::move(exist))
1003 {
1004     ui.setupUi(this);
1005     ui.useSSL->setIcon(icon::get("document-encrypt"));
1006
1007     // Whenever useSSL is toggled, update the port number if not changed from the default
1008     connect(ui.useSSL, &QAbstractButton::toggled, this, &NetworkAddDlg::updateSslPort);
1009     // Do NOT call updateSslPort when loading settings, otherwise port settings may be overriden.
1010     // If useSSL is later changed to be checked by default, change port's default value, too.
1011
1012     if (Client::isCoreFeatureEnabled(Quassel::Feature::VerifyServerSSL)) {
1013         // Synchronize requiring SSL with the use SSL checkbox
1014         ui.sslVerify->setEnabled(ui.useSSL->isChecked());
1015         connect(ui.useSSL, &QAbstractButton::toggled, ui.sslVerify, &QWidget::setEnabled);
1016     }
1017     else {
1018         // Core isn't new enough to allow requiring SSL; disable checkbox and uncheck
1019         ui.sslVerify->setEnabled(false);
1020         ui.sslVerify->setChecked(false);
1021         // Split up the message to allow re-using translations:
1022         // [Original tool-tip]
1023         // [Bold 'does not support feature' message]
1024         // [Specific version needed and feature details]
1025         ui.sslVerify->setToolTip(QString("%1<br/><b>%2</b><br/>%3")
1026                                      .arg(ui.sslVerify->toolTip(),
1027                                           tr("Your Quassel core does not support this feature"),
1028                                           tr("You need a Quassel core v0.13.0 or newer in order to "
1029                                              "verify connection security.")));
1030     }
1031
1032     // read preset networks
1033     QStringList networks = PresetNetworks::names();
1034     foreach (QString s, existing)
1035         networks.removeAll(s);
1036     if (networks.count())
1037         ui.presetList->addItems(networks);
1038     else {
1039         ui.useManual->setChecked(true);
1040         ui.usePreset->setEnabled(false);
1041     }
1042     connect(ui.networkName, &QLineEdit::textChanged, this, &NetworkAddDlg::setButtonStates);
1043     connect(ui.serverAddress, &QLineEdit::textChanged, this, &NetworkAddDlg::setButtonStates);
1044     connect(ui.usePreset, &QRadioButton::toggled, this, &NetworkAddDlg::setButtonStates);
1045     connect(ui.useManual, &QRadioButton::toggled, this, &NetworkAddDlg::setButtonStates);
1046     setButtonStates();
1047 }
1048
1049 NetworkInfo NetworkAddDlg::networkInfo() const
1050 {
1051     if (ui.useManual->isChecked()) {
1052         NetworkInfo info;
1053         info.networkName = ui.networkName->text().trimmed();
1054         info.serverList << Network::Server(ui.serverAddress->text().trimmed(),
1055                                            ui.port->value(),
1056                                            ui.serverPassword->text(),
1057                                            ui.useSSL->isChecked(),
1058                                            ui.sslVerify->isChecked());
1059         return info;
1060     }
1061     else
1062         return PresetNetworks::networkInfo(ui.presetList->currentText());
1063 }
1064
1065 void NetworkAddDlg::setButtonStates()
1066 {
1067     bool ok = false;
1068     if (ui.usePreset->isChecked() && ui.presetList->count())
1069         ok = true;
1070     else if (ui.useManual->isChecked()) {
1071         ok = !ui.networkName->text().trimmed().isEmpty() && !existing.contains(ui.networkName->text().trimmed())
1072              && !ui.serverAddress->text().isEmpty();
1073     }
1074     ui.buttonBox->button(QDialogButtonBox::Ok)->setEnabled(ok);
1075 }
1076
1077 void NetworkAddDlg::updateSslPort(bool isChecked)
1078 {
1079     // "Use encrypted connection" was toggled, check the state...
1080     if (isChecked && ui.port->value() == Network::PORT_PLAINTEXT) {
1081         // Had been using the plain-text port, use the SSL default
1082         ui.port->setValue(Network::PORT_SSL);
1083     }
1084     else if (!isChecked && ui.port->value() == Network::PORT_SSL) {
1085         // Had been using the SSL port, use the plain-text default
1086         ui.port->setValue(Network::PORT_PLAINTEXT);
1087     }
1088 }
1089
1090 /**************************************************************************
1091  * NetworkEditDlg
1092  *************************************************************************/
1093
1094 NetworkEditDlg::NetworkEditDlg(const QString& old, QStringList exist, QWidget* parent)
1095     : QDialog(parent)
1096     , existing(std::move(exist))
1097 {
1098     ui.setupUi(this);
1099
1100     if (old.isEmpty()) {
1101         // new network
1102         setWindowTitle(tr("Add Network"));
1103         on_networkEdit_textChanged("");  // disable ok button
1104     }
1105     else
1106         ui.networkEdit->setText(old);
1107 }
1108
1109 QString NetworkEditDlg::networkName() const
1110 {
1111     return ui.networkEdit->text().trimmed();
1112 }
1113
1114 void NetworkEditDlg::on_networkEdit_textChanged(const QString& text)
1115 {
1116     ui.buttonBox->button(QDialogButtonBox::Ok)->setDisabled(text.isEmpty() || existing.contains(text.trimmed()));
1117 }
1118
1119 /**************************************************************************
1120  * ServerEditDlg
1121  *************************************************************************/
1122 ServerEditDlg::ServerEditDlg(const Network::Server& server, QWidget* parent)
1123     : QDialog(parent)
1124 {
1125     ui.setupUi(this);
1126     ui.useSSL->setIcon(icon::get("document-encrypt"));
1127     ui.host->setText(server.host);
1128     ui.host->setFocus();
1129     ui.port->setValue(server.port);
1130     ui.password->setText(server.password);
1131     ui.useSSL->setChecked(server.useSsl);
1132     ui.sslVerify->setChecked(server.sslVerify);
1133     ui.sslVersion->setCurrentIndex(server.sslVersion);
1134     ui.useProxy->setChecked(server.useProxy);
1135     ui.proxyType->setCurrentIndex(server.proxyType == QNetworkProxy::Socks5Proxy ? 0 : 1);
1136     ui.proxyHost->setText(server.proxyHost);
1137     ui.proxyPort->setValue(server.proxyPort);
1138     ui.proxyUsername->setText(server.proxyUser);
1139     ui.proxyPassword->setText(server.proxyPass);
1140
1141     // This is a dirty hack to display the core->IRC SSL protocol dropdown
1142     // only if the core won't use autonegotiation to determine the best
1143     // protocol.  When autonegotiation was introduced, it would have been
1144     // a good idea to use the CoreFeatures enum to accomplish this.
1145     // However, since multiple versions have been released since then, that
1146     // is no longer possible.  Instead, we rely on the fact that the
1147     // Datastream protocol was introduced in the same version (0.10) as SSL
1148     // autonegotiation.  Because of that, we can display the dropdown only
1149     // if the Legacy protocol is in use.  If any other RemotePeer protocol
1150     // is in use, that means a newer protocol is in use and therefore the
1151     // core will use autonegotiation.
1152     if (Client::coreConnection()->peer()->protocol() != Protocol::LegacyProtocol) {
1153         ui.label_3->hide();
1154         ui.sslVersion->hide();
1155     }
1156
1157     // Whenever useSSL is toggled, update the port number if not changed from the default
1158     connect(ui.useSSL, &QAbstractButton::toggled, this, &ServerEditDlg::updateSslPort);
1159     // Do NOT call updateSslPort when loading settings, otherwise port settings may be overriden.
1160     // If useSSL is later changed to be checked by default, change port's default value, too.
1161
1162     if (Client::isCoreFeatureEnabled(Quassel::Feature::VerifyServerSSL)) {
1163         // Synchronize requiring SSL with the use SSL checkbox
1164         ui.sslVerify->setEnabled(ui.useSSL->isChecked());
1165         connect(ui.useSSL, &QAbstractButton::toggled, ui.sslVerify, &QWidget::setEnabled);
1166     }
1167     else {
1168         // Core isn't new enough to allow requiring SSL; disable checkbox and uncheck
1169         ui.sslVerify->setEnabled(false);
1170         ui.sslVerify->setChecked(false);
1171         // Split up the message to allow re-using translations:
1172         // [Original tool-tip]
1173         // [Bold 'does not support feature' message]
1174         // [Specific version needed and feature details]
1175         ui.sslVerify->setToolTip(QString("%1<br/><b>%2</b><br/>%3")
1176                                      .arg(ui.sslVerify->toolTip(),
1177                                           tr("Your Quassel core does not support this feature"),
1178                                           tr("You need a Quassel core v0.13.0 or newer in order to "
1179                                              "verify connection security.")));
1180     }
1181
1182     on_host_textChanged();
1183 }
1184
1185 Network::Server ServerEditDlg::serverData() const
1186 {
1187     Network::Server server(ui.host->text().trimmed(), ui.port->value(), ui.password->text(), ui.useSSL->isChecked(), ui.sslVerify->isChecked());
1188     server.sslVersion = ui.sslVersion->currentIndex();
1189     server.useProxy = ui.useProxy->isChecked();
1190     server.proxyType = ui.proxyType->currentIndex() == 0 ? QNetworkProxy::Socks5Proxy : QNetworkProxy::HttpProxy;
1191     server.proxyHost = ui.proxyHost->text();
1192     server.proxyPort = ui.proxyPort->value();
1193     server.proxyUser = ui.proxyUsername->text();
1194     server.proxyPass = ui.proxyPassword->text();
1195     return server;
1196 }
1197
1198 void ServerEditDlg::on_host_textChanged()
1199 {
1200     ui.buttonBox->button(QDialogButtonBox::Ok)->setDisabled(ui.host->text().trimmed().isEmpty());
1201 }
1202
1203 void ServerEditDlg::updateSslPort(bool isChecked)
1204 {
1205     // "Use encrypted connection" was toggled, check the state...
1206     if (isChecked && ui.port->value() == Network::PORT_PLAINTEXT) {
1207         // Had been using the plain-text port, use the SSL default
1208         ui.port->setValue(Network::PORT_SSL);
1209     }
1210     else if (!isChecked && ui.port->value() == Network::PORT_SSL) {
1211         // Had been using the SSL port, use the plain-text default
1212         ui.port->setValue(Network::PORT_PLAINTEXT);
1213     }
1214 }
1215
1216 /**************************************************************************
1217  * SaveNetworksDlg
1218  *************************************************************************/
1219
1220 SaveNetworksDlg::SaveNetworksDlg(const QList<NetworkInfo>& toCreate,
1221                                  const QList<NetworkInfo>& toUpdate,
1222                                  const QList<NetworkId>& toRemove,
1223                                  QWidget* parent)
1224     : QDialog(parent)
1225 {
1226     ui.setupUi(this);
1227
1228     numevents = toCreate.count() + toUpdate.count() + toRemove.count();
1229     rcvevents = 0;
1230     if (numevents) {
1231         ui.progressBar->setMaximum(numevents);
1232         ui.progressBar->setValue(0);
1233
1234         connect(Client::instance(), &Client::networkCreated, this, &SaveNetworksDlg::clientEvent);
1235         connect(Client::instance(), &Client::networkRemoved, this, &SaveNetworksDlg::clientEvent);
1236
1237         foreach (NetworkId id, toRemove) {
1238             Client::removeNetwork(id);
1239         }
1240         foreach (NetworkInfo info, toCreate) {
1241             Client::createNetwork(info);
1242         }
1243         foreach (NetworkInfo info, toUpdate) {
1244             const Network* net = Client::network(info.networkId);
1245             if (!net) {
1246                 qWarning() << "Invalid client network!";
1247                 numevents--;
1248                 continue;
1249             }
1250             // FIXME this only checks for one changed item rather than all!
1251             connect(net, &SyncableObject::updatedRemotely, this, &SaveNetworksDlg::clientEvent);
1252             Client::updateNetwork(info);
1253         }
1254     }
1255     else {
1256         qWarning() << "Sync dialog called without stuff to change!";
1257         accept();
1258     }
1259 }
1260
1261 void SaveNetworksDlg::clientEvent()
1262 {
1263     ui.progressBar->setValue(++rcvevents);
1264     if (rcvevents >= numevents)
1265         accept();
1266 }