src/qtui/settingspages/networkssettingspage.cpp

   1 /***************************************************************************
   2  *   Copyright (C) 2005-2018 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 <QHeaderView>
  22 #include <QMessageBox>
  23 #include <QTextCodec>
  24 #include <utility>
  25
  26 #include "networkssettingspage.h"
  27
  28 #include "client.h"
  29 #include "icon.h"
  30 #include "identity.h"
  31 #include "network.h"
  32 #include "presetnetworks.h"
  33 #include "settingspagedlg.h"
  34 #include "util.h"
  35 #include "widgethelpers.h"
  36
  37 // IRCv3 capabilities
  38 #include "irccap.h"
  39
  40 #include "settingspages/identitiessettingspage.h"
  41
  42 NetworksSettingsPage::NetworksSettingsPage(QWidget *parent)
  43     : SettingsPage(tr("IRC"), tr("Networks"), parent)
  44 {
  45     ui.setupUi(this);
  46
  47     // hide SASL options for older cores
  48     if (!Client::isCoreFeatureEnabled(Quassel::Feature::SaslAuthentication))
  49         ui.sasl->hide();
  50     if (!Client::isCoreFeatureEnabled(Quassel::Feature::SaslExternal))
  51         ui.saslExtInfo->hide();
  52 #ifndef HAVE_SSL
  53     ui.saslExtInfo->hide();
  54 #endif
  55
  56     // set up icons
  57     ui.renameNetwork->setIcon(icon::get("edit-rename"));
  58     ui.addNetwork->setIcon(icon::get("list-add"));
  59     ui.deleteNetwork->setIcon(icon::get("edit-delete"));
  60     ui.addServer->setIcon(icon::get("list-add"));
  61     ui.deleteServer->setIcon(icon::get("edit-delete"));
  62     ui.editServer->setIcon(icon::get("configure"));
  63     ui.upServer->setIcon(icon::get("go-up"));
  64     ui.downServer->setIcon(icon::get("go-down"));
  65     ui.editIdentities->setIcon(icon::get("configure"));
  66
  67     connectedIcon = icon::get("network-connect");
  68     connectingIcon = icon::get("network-wired"); // FIXME network-connecting
  69     disconnectedIcon = icon::get("network-disconnect");
  70
  71     // Status icons
  72     infoIcon = icon::get("dialog-information");
  73     warningIcon = icon::get("dialog-warning");
  74
  75     foreach(int mib, QTextCodec::availableMibs()) {
  76         QByteArray codec = QTextCodec::codecForMib(mib)->name();
  77         ui.sendEncoding->addItem(codec);
  78         ui.recvEncoding->addItem(codec);
  79         ui.serverEncoding->addItem(codec);
  80     }
  81     ui.sendEncoding->model()->sort(0);
  82     ui.recvEncoding->model()->sort(0);
  83     ui.serverEncoding->model()->sort(0);
  84     currentId = 0;
  85     setEnabled(Client::isConnected()); // need a core connection!
  86     setWidgetStates();
  87
  88     connectToWidgetsChangedSignals({
  89             ui.identityList,
  90             ui.performEdit,
  91             ui.sasl,
  92             ui.saslAccount,
  93             ui.saslPassword,
  94             ui.autoIdentify,
  95             ui.autoIdentifyService,
  96             ui.autoIdentifyPassword,
  97             ui.useCustomEncodings,
  98             ui.sendEncoding,
  99             ui.recvEncoding,
 100             ui.serverEncoding,
 101             ui.autoReconnect,
 102             ui.reconnectInterval,
 103             ui.reconnectRetries,
 104             ui.unlimitedRetries,
 105             ui.rejoinOnReconnect,
 106             ui.useCustomMessageRate,
 107             ui.messageRateBurstSize,
 108             ui.messageRateDelay,
 109             ui.unlimitedMessageRate
 110     }, this, &NetworksSettingsPage::widgetHasChanged);
 111
 112     connect(Client::instance(), &Client::coreConnectionStateChanged, this, &NetworksSettingsPage::coreConnectionStateChanged);
 113     connect(Client::instance(), &Client::networkCreated, this, &NetworksSettingsPage::clientNetworkAdded);
 114     connect(Client::instance(), &Client::networkRemoved, this, &NetworksSettingsPage::clientNetworkRemoved);
 115     connect(Client::instance(), &Client::identityCreated, this, &NetworksSettingsPage::clientIdentityAdded);
 116     connect(Client::instance(), &Client::identityRemoved, this, &NetworksSettingsPage::clientIdentityRemoved);
 117
 118     foreach(IdentityId id, Client::identityIds()) {
 119         clientIdentityAdded(id);
 120     }
 121 }
 122
 123
 124 void NetworksSettingsPage::save()
 125 {
 126     setEnabled(false);
 127     if (currentId != 0) saveToNetworkInfo(networkInfos[currentId]);
 128
 129     QList<NetworkInfo> toCreate, toUpdate;
 130     QList<NetworkId> toRemove;
 131     QHash<NetworkId, NetworkInfo>::iterator i = networkInfos.begin();
 132     while (i != networkInfos.end()) {
 133         NetworkId id = (*i).networkId;
 134         if (id < 0) {
 135             toCreate.append(*i);
 136             //if(id == currentId) currentId = 0;
 137             //QList<QListWidgetItem *> items = ui.networkList->findItems((*i).networkName, Qt::MatchExactly);
 138             //if(items.count()) {
 139             //  Q_ASSERT(items[0]->data(Qt::UserRole).value<NetworkId>() == id);
 140             //  delete items[0];
 141             //}
 142             //i = networkInfos.erase(i);
 143             ++i;
 144         }
 145         else {
 146             if ((*i) != Client::network((*i).networkId)->networkInfo()) {
 147                 toUpdate.append(*i);
 148             }
 149             ++i;
 150         }
 151     }
 152     foreach(NetworkId id, Client::networkIds()) {
 153         if (!networkInfos.contains(id)) toRemove.append(id);
 154     }
 155     SaveNetworksDlg dlg(toCreate, toUpdate, toRemove, this);
 156     int ret = dlg.exec();
 157     if (ret == QDialog::Rejected) {
 158         // canceled -> reload everything to be safe
 159         load();
 160     }
 161     setChangedState(false);
 162     setEnabled(true);
 163 }
 164
 165
 166 void NetworksSettingsPage::load()
 167 {
 168     reset();
 169
 170     // Handle UI dependent on core feature flags here
 171     if (Client::isCoreFeatureEnabled(Quassel::Feature::CustomRateLimits)) {
 172         // Custom rate limiting supported, allow toggling
 173         ui.useCustomMessageRate->setEnabled(true);
 174         // Reset tooltip to default.
 175         ui.useCustomMessageRate->setToolTip(QString("%1").arg(
 176                                           tr("<p>Override default message rate limiting.</p>"
 177                                              "<p><b>Setting limits too low may get you disconnected"
 178                                              " from the server!</b></p>")));
 179         // If changed, update the message below!
 180     } else {
 181         // Custom rate limiting not supported, disallow toggling
 182         ui.useCustomMessageRate->setEnabled(false);
 183         // Split up the message to allow re-using translations:
 184         // [Original tool-tip]
 185         // [Bold 'does not support feature' message]
 186         // [Specific version needed and feature details]
 187         ui.useCustomMessageRate->setToolTip(QString("%1<br/><b>%2</b><br/>%3").arg(
 188                                           tr("<p>Override default message rate limiting.</p>"
 189                                              "<p><b>Setting limits too low may get you disconnected"
 190                                              " from the server!</b></p>"),
 191                                           tr("Your Quassel core does not support this feature"),
 192                                           tr("You need a Quassel core v0.13.0 or newer in order to "
 193                                           "modify message rate limits.")));
 194     }
 195
 196 #ifdef HAVE_SSL
 197     // Hide the SASL EXTERNAL notice until a network's shown.  Stops it from showing while loading
 198     // backlog from the core.
 199     sslUpdated();
 200 #endif
 201
 202     // Reset network capability status in case no valid networks get selected (a rare situation)
 203     resetNetworkCapStates();
 204
 205     foreach(NetworkId netid, Client::networkIds()) {
 206         clientNetworkAdded(netid);
 207     }
 208     ui.networkList->setCurrentRow(0);
 209
 210     setChangedState(false);
 211 }
 212
 213
 214 void NetworksSettingsPage::reset()
 215 {
 216     currentId = 0;
 217     ui.networkList->clear();
 218     networkInfos.clear();
 219 }
 220
 221
 222 bool NetworksSettingsPage::aboutToSave()
 223 {
 224     if (currentId != 0) saveToNetworkInfo(networkInfos[currentId]);
 225     QList<int> errors;
 226     foreach(NetworkInfo info, networkInfos.values()) {
 227         if (!info.serverList.count()) errors.append(1);
 228     }
 229     if (!errors.count()) return true;
 230     QString error(tr("<b>The following problems need to be corrected before your changes can be applied:</b><ul>"));
 231     if (errors.contains(1)) error += tr("<li>All networks need at least one server defined</li>");
 232     error += tr("</ul>");
 233     QMessageBox::warning(this, tr("Invalid Network Settings"), error);
 234     return false;
 235 }
 236
 237
 238 void NetworksSettingsPage::widgetHasChanged()
 239 {
 240     if (_ignoreWidgetChanges) return;
 241     bool changed = testHasChanged();
 242     if (changed != hasChanged()) setChangedState(changed);
 243 }
 244
 245
 246 bool NetworksSettingsPage::testHasChanged()
 247 {
 248     if (currentId != 0) {
 249         saveToNetworkInfo(networkInfos[currentId]);
 250     }
 251     if (Client::networkIds().count() != networkInfos.count()) return true;
 252     foreach(NetworkId id, networkInfos.keys()) {
 253         if (id < 0) return true;
 254         if (Client::network(id)->networkInfo() != networkInfos[id]) return true;
 255     }
 256     return false;
 257 }
 258
 259
 260 void NetworksSettingsPage::setWidgetStates()
 261 {
 262     // network list
 263     if (ui.networkList->selectedItems().count()) {
 264         ui.detailsBox->setEnabled(true);
 265         ui.renameNetwork->setEnabled(true);
 266         ui.deleteNetwork->setEnabled(true);
 267
 268         /* button disabled for now
 269         NetworkId id = ui.networkList->selectedItems()[0]->data(Qt::UserRole).value<NetworkId>();
 270         const Network *net = id > 0 ? Client::network(id) : 0;
 271         ui.connectNow->setEnabled(net);
 272         //    && (Client::network(id)->connectionState() == Network::Initialized
 273         //    || Client::network(id)->connectionState() == Network::Disconnected));
 274         if(net) {
 275           if(net->connectionState() == Network::Disconnected) {
 276             ui.connectNow->setIcon(connectedIcon);
 277             ui.connectNow->setText(tr("Connect"));
 278           } else {
 279             ui.connectNow->setIcon(disconnectedIcon);
 280             ui.connectNow->setText(tr("Disconnect"));
 281           }
 282         } else {
 283           ui.connectNow->setIcon(QIcon());
 284           ui.connectNow->setText(tr("Apply first!"));
 285         } */
 286     }
 287     else {
 288         ui.renameNetwork->setEnabled(false);
 289         ui.deleteNetwork->setEnabled(false);
 290         //ui.connectNow->setEnabled(false);
 291         ui.detailsBox->setEnabled(false);
 292     }
 293     // network details
 294     if (ui.serverList->selectedItems().count()) {
 295         ui.editServer->setEnabled(true);
 296         ui.deleteServer->setEnabled(true);
 297         ui.upServer->setEnabled(ui.serverList->currentRow() > 0);
 298         ui.downServer->setEnabled(ui.serverList->currentRow() < ui.serverList->count() - 1);
 299     }
 300     else {
 301         ui.editServer->setEnabled(false);
 302         ui.deleteServer->setEnabled(false);
 303         ui.upServer->setEnabled(false);
 304         ui.downServer->setEnabled(false);
 305     }
 306 }
 307
 308
 309 void NetworksSettingsPage::setItemState(NetworkId id, QListWidgetItem *item)
 310 {
 311     if (!item && !(item = networkItem(id))) return;
 312     const Network *net = Client::network(id);
 313     if (!net || net->isInitialized()) item->setFlags(item->flags() | Qt::ItemIsEnabled);
 314     else item->setFlags(item->flags() & ~Qt::ItemIsEnabled);
 315     if (net && net->connectionState() == Network::Initialized) {
 316         item->setIcon(connectedIcon);
 317     }
 318     else if (net && net->connectionState() != Network::Disconnected) {
 319         item->setIcon(connectingIcon);
 320     }
 321     else {
 322         item->setIcon(disconnectedIcon);
 323     }
 324     if (net) {
 325         bool select = false;
 326         // check if we already have another net of this name in the list, and replace it
 327         QList<QListWidgetItem *> items = ui.networkList->findItems(net->networkName(), Qt::MatchExactly);
 328         if (items.count()) {
 329             foreach(QListWidgetItem *i, items) {
 330                 NetworkId oldid = i->data(Qt::UserRole).value<NetworkId>();
 331                 if (oldid > 0) continue;  // only locally created nets should be replaced
 332                 if (oldid == currentId) {
 333                     select = true;
 334                     currentId = 0;
 335                     ui.networkList->clearSelection();
 336                 }
 337                 int row = ui.networkList->row(i);
 338                 if (row >= 0) {
 339                     QListWidgetItem *olditem = ui.networkList->takeItem(row);
 340                     Q_ASSERT(olditem);
 341                     delete olditem;
 342                 }
 343                 networkInfos.remove(oldid);
 344                 break;
 345             }
 346         }
 347         item->setText(net->networkName());
 348         if (select) item->setSelected(true);
 349     }
 350 }
 351
 352
 353 void NetworksSettingsPage::resetNetworkCapStates()
 354 {
 355     // Set the status to a blank (invalid) network ID, reseting all UI
 356     setNetworkCapStates(NetworkId());
 357 }
 358
 359
 360 void NetworksSettingsPage::setNetworkCapStates(NetworkId id)
 361 {
 362     const Network *net = Client::network(id);
 363     if (net && Client::isCoreFeatureEnabled(Quassel::Feature::CapNegotiation)) {
 364         // Capability negotiation is supported, network exists.
 365         // Check if the network is connected.  Don't use net->isConnected() as that won't be true
 366         // during capability negotiation when capabilities are added and removed.
 367         if (net->connectionState() != Network::Disconnected) {
 368             // Network exists and is connected, check available capabilities...
 369             // [SASL]
 370             if (net->saslMaybeSupports(IrcCap::SaslMech::PLAIN)) {
 371                 setSASLStatus(CapSupportStatus::MaybeSupported);
 372             } else {
 373                 setSASLStatus(CapSupportStatus::MaybeUnsupported);
 374             }
 375
 376             // Add additional capability-dependent interface updates here
 377         } else {
 378             // Network is disconnected
 379             // [SASL]
 380             setSASLStatus(CapSupportStatus::Disconnected);
 381
 382             // Add additional capability-dependent interface updates here
 383         }
 384     } else {
 385         // Capability negotiation is not supported and/or network doesn't exist.
 386         // Don't assume anything and reset all capability-dependent interface elements to neutral.
 387         // [SASL]
 388         setSASLStatus(CapSupportStatus::Unknown);
 389
 390         // Add additional capability-dependent interface updates here
 391     }
 392 }
 393
 394
 395 void NetworksSettingsPage::coreConnectionStateChanged(bool state)
 396 {
 397     this->setEnabled(state);
 398     if (state) {
 399         load();
 400     }
 401     else {
 402         // reset
 403         //currentId = 0;
 404     }
 405 }
 406
 407
 408 void NetworksSettingsPage::clientIdentityAdded(IdentityId id)
 409 {
 410     const Identity *identity = Client::identity(id);
 411     connect(identity, &SyncableObject::updatedRemotely, this, &NetworksSettingsPage::clientIdentityUpdated);
 412
 413     QString name = identity->identityName();
 414     for (int j = 0; j < ui.identityList->count(); j++) {
 415         if ((j > 0 || ui.identityList->itemData(0).toInt() != 1) && name.localeAwareCompare(ui.identityList->itemText(j)) < 0) {
 416             ui.identityList->insertItem(j, name, id.toInt());
 417             widgetHasChanged();
 418             return;
 419         }
 420     }
 421     // append
 422     ui.identityList->insertItem(ui.identityList->count(), name, id.toInt());
 423     widgetHasChanged();
 424 }
 425
 426
 427 void NetworksSettingsPage::clientIdentityUpdated()
 428 {
 429     const auto *identity = qobject_cast<const Identity *>(sender());
 430     if (!identity) {
 431         qWarning() << "NetworksSettingsPage: Invalid identity to update!";
 432         return;
 433     }
 434     int row = ui.identityList->findData(identity->id().toInt());
 435     if (row < 0) {
 436         qWarning() << "NetworksSettingsPage: Invalid identity to update!";
 437         return;
 438     }
 439     if (ui.identityList->itemText(row) != identity->identityName()) {
 440         ui.identityList->setItemText(row, identity->identityName());
 441     }
 442 }
 443
 444
 445 void NetworksSettingsPage::clientIdentityRemoved(IdentityId id)
 446 {
 447     IdentityId defaultId = defaultIdentity();
 448     if (currentId != 0) saveToNetworkInfo(networkInfos[currentId]);
 449     foreach(NetworkInfo info, networkInfos.values()) {
 450         if (info.identity == id) {
 451             if (info.networkId == currentId)
 452                 ui.identityList->setCurrentIndex(0);
 453             info.identity = defaultId;
 454             networkInfos[info.networkId] = info;
 455             if (info.networkId > 0) Client::updateNetwork(info);
 456         }
 457     }
 458     ui.identityList->removeItem(ui.identityList->findData(id.toInt()));
 459     widgetHasChanged();
 460 }
 461
 462
 463 QListWidgetItem *NetworksSettingsPage::networkItem(NetworkId id) const
 464 {
 465     for (int i = 0; i < ui.networkList->count(); i++) {
 466         QListWidgetItem *item = ui.networkList->item(i);
 467         if (item->data(Qt::UserRole).value<NetworkId>() == id) return item;
 468     }
 469     return nullptr;
 470 }
 471
 472
 473 void NetworksSettingsPage::clientNetworkAdded(NetworkId id)
 474 {
 475     insertNetwork(id);
 476     //connect(Client::network(id), &Network::updatedRemotely, this, &NetworksSettingsPage::clientNetworkUpdated);
 477     connect(Client::network(id), &Network::configChanged, this, &NetworksSettingsPage::clientNetworkUpdated);
 478
 479     connect(Client::network(id), &Network::connectionStateSet, this, &NetworksSettingsPage::networkConnectionStateChanged);
 480     connect(Client::network(id), &Network::connectionError, this, &NetworksSettingsPage::networkConnectionError);
 481
 482     // Handle capability changes in case a server dis/connects with the settings window open.
 483     connect(Client::network(id), &Network::capAdded, this, &NetworksSettingsPage::clientNetworkCapsUpdated);
 484     connect(Client::network(id), &Network::capRemoved, this, &NetworksSettingsPage::clientNetworkCapsUpdated);
 485 }
 486
 487
 488 void NetworksSettingsPage::clientNetworkUpdated()
 489 {
 490     const auto *net = qobject_cast<const Network *>(sender());
 491     if (!net) {
 492         qWarning() << "Update request for unknown network received!";
 493         return;
 494     }
 495     networkInfos[net->networkId()] = net->networkInfo();
 496     setItemState(net->networkId());
 497     if (net->networkId() == currentId) displayNetwork(net->networkId());
 498     setWidgetStates();
 499     widgetHasChanged();
 500 }
 501
 502
 503 void NetworksSettingsPage::clientNetworkRemoved(NetworkId id)
 504 {
 505     if (!networkInfos.contains(id)) return;
 506     if (id == currentId) displayNetwork(0);
 507     NetworkInfo info = networkInfos.take(id);
 508     QList<QListWidgetItem *> items = ui.networkList->findItems(info.networkName, Qt::MatchExactly);
 509     foreach(QListWidgetItem *item, items) {
 510         if (item->data(Qt::UserRole).value<NetworkId>() == id)
 511             delete ui.networkList->takeItem(ui.networkList->row(item));
 512     }
 513     setWidgetStates();
 514     widgetHasChanged();
 515 }
 516
 517
 518 void NetworksSettingsPage::networkConnectionStateChanged(Network::ConnectionState state)
 519 {
 520     Q_UNUSED(state);
 521     const auto *net = qobject_cast<const Network *>(sender());
 522     if (!net) return;
 523     /*
 524     if(net->networkId() == currentId) {
 525       ui.connectNow->setEnabled(state == Network::Initialized || state == Network::Disconnected);
 526     }
 527     */
 528     setItemState(net->networkId());
 529     if (net->networkId() == currentId) {
 530         // Network is currently shown.  Update the capability-dependent UI in case capabilities have
 531         // changed.
 532         setNetworkCapStates(currentId);
 533     }
 534     setWidgetStates();
 535 }
 536
 537
 538 void NetworksSettingsPage::networkConnectionError(const QString &)
 539 {
 540 }
 541
 542
 543 QListWidgetItem *NetworksSettingsPage::insertNetwork(NetworkId id)
 544 {
 545     NetworkInfo info = Client::network(id)->networkInfo();
 546     networkInfos[id] = info;
 547     return insertNetwork(info);
 548 }
 549
 550
 551 QListWidgetItem *NetworksSettingsPage::insertNetwork(const NetworkInfo &info)
 552 {
 553     QListWidgetItem *item = nullptr;
 554     QList<QListWidgetItem *> items = ui.networkList->findItems(info.networkName, Qt::MatchExactly);
 555     if (!items.count()) item = new QListWidgetItem(disconnectedIcon, info.networkName, ui.networkList);
 556     else {
 557         // we overwrite an existing net if it a) has the same name and b) has a negative ID meaning we created it locally before
 558         // -> then we can be sure that this is the core-side replacement for the net we created
 559         foreach(QListWidgetItem *i, items) {
 560             NetworkId id = i->data(Qt::UserRole).value<NetworkId>();
 561             if (id < 0) { item = i; break; }
 562         }
 563         if (!item) item = new QListWidgetItem(disconnectedIcon, info.networkName, ui.networkList);
 564     }
 565     item->setData(Qt::UserRole, QVariant::fromValue<NetworkId>(info.networkId));
 566     setItemState(info.networkId, item);
 567     widgetHasChanged();
 568     return item;
 569 }
 570
 571
 572 // Called when selecting 'Configure' from the buffer list
 573 void NetworksSettingsPage::bufferList_Open(NetworkId netId)
 574 {
 575     QListWidgetItem *item = networkItem(netId);
 576     ui.networkList->setCurrentItem(item, QItemSelectionModel::SelectCurrent);
 577 }
 578
 579
 580 void NetworksSettingsPage::displayNetwork(NetworkId id)
 581 {
 582     _ignoreWidgetChanges = true;
 583     if (id != 0) {
 584         NetworkInfo info = networkInfos[id];
 585
 586 #ifdef HAVE_SSL
 587         // this is only needed when the core supports SASL EXTERNAL
 588         if (Client::isCoreFeatureEnabled(Quassel::Feature::SaslExternal)) {
 589             if (_cid) {
 590                 disconnect(_cid, &CertIdentity::sslSettingsUpdated, this, &NetworksSettingsPage::sslUpdated);
 591                 delete _cid;
 592             }
 593             _cid = new CertIdentity(*Client::identity(info.identity), this);
 594             _cid->enableEditSsl(true);
 595             connect(_cid, &CertIdentity::sslSettingsUpdated, this, &NetworksSettingsPage::sslUpdated);
 596         }
 597 #endif
 598
 599         ui.identityList->setCurrentIndex(ui.identityList->findData(info.identity.toInt()));
 600         ui.serverList->clear();
 601         foreach(Network::Server server, info.serverList) {
 602             QListWidgetItem *item = new QListWidgetItem(QString("%1:%2").arg(server.host).arg(server.port));
 603             if (server.useSsl)
 604                 item->setIcon(icon::get("document-encrypt"));
 605             ui.serverList->addItem(item);
 606         }
 607         //setItemState(id);
 608         //ui.randomServer->setChecked(info.useRandomServer);
 609         // Update the capability-dependent UI in case capabilities have changed.
 610         setNetworkCapStates(id);
 611         ui.performEdit->setPlainText(info.perform.join("\n"));
 612         ui.autoIdentify->setChecked(info.useAutoIdentify);
 613         ui.autoIdentifyService->setText(info.autoIdentifyService);
 614         ui.autoIdentifyPassword->setText(info.autoIdentifyPassword);
 615         ui.sasl->setChecked(info.useSasl);
 616         ui.saslAccount->setText(info.saslAccount);
 617         ui.saslPassword->setText(info.saslPassword);
 618         if (info.codecForEncoding.isEmpty()) {
 619             ui.sendEncoding->setCurrentIndex(ui.sendEncoding->findText(Network::defaultCodecForEncoding()));
 620             ui.recvEncoding->setCurrentIndex(ui.recvEncoding->findText(Network::defaultCodecForDecoding()));
 621             ui.serverEncoding->setCurrentIndex(ui.serverEncoding->findText(Network::defaultCodecForServer()));
 622             ui.useCustomEncodings->setChecked(false);
 623         }
 624         else {
 625             ui.sendEncoding->setCurrentIndex(ui.sendEncoding->findText(info.codecForEncoding));
 626             ui.recvEncoding->setCurrentIndex(ui.recvEncoding->findText(info.codecForDecoding));
 627             ui.serverEncoding->setCurrentIndex(ui.serverEncoding->findText(info.codecForServer));
 628             ui.useCustomEncodings->setChecked(true);
 629         }
 630         ui.autoReconnect->setChecked(info.useAutoReconnect);
 631         ui.reconnectInterval->setValue(info.autoReconnectInterval);
 632         ui.reconnectRetries->setValue(info.autoReconnectRetries);
 633         ui.unlimitedRetries->setChecked(info.unlimitedReconnectRetries);
 634         ui.rejoinOnReconnect->setChecked(info.rejoinChannels);
 635         // Custom rate limiting
 636         ui.unlimitedMessageRate->setChecked(info.unlimitedMessageRate);
 637         // Set 'ui.useCustomMessageRate' after 'ui.unlimitedMessageRate' so if the latter is
 638         // disabled, 'ui.messageRateDelayFrame' will remain disabled.
 639         ui.useCustomMessageRate->setChecked(info.useCustomMessageRate);
 640         ui.messageRateBurstSize->setValue(info.messageRateBurstSize);
 641         // Convert milliseconds (integer) into seconds (double)
 642         ui.messageRateDelay->setValue(info.messageRateDelay / 1000.0f);
 643     }
 644     else {
 645         // just clear widgets
 646 #ifdef HAVE_SSL
 647         if (_cid) {
 648             disconnect(_cid, &CertIdentity::sslSettingsUpdated, this, &NetworksSettingsPage::sslUpdated);
 649             delete _cid;
 650         }
 651 #endif
 652         ui.identityList->setCurrentIndex(-1);
 653         ui.serverList->clear();
 654         ui.performEdit->clear();
 655         ui.autoIdentifyService->clear();
 656         ui.autoIdentifyPassword->clear();
 657         ui.saslAccount->clear();
 658         ui.saslPassword->clear();
 659         setWidgetStates();
 660     }
 661     _ignoreWidgetChanges = false;
 662     currentId = id;
 663 }
 664
 665
 666 void NetworksSettingsPage::saveToNetworkInfo(NetworkInfo &info)
 667 {
 668     info.identity = ui.identityList->itemData(ui.identityList->currentIndex()).toInt();
 669     //info.useRandomServer = ui.randomServer->isChecked();
 670     info.perform = ui.performEdit->toPlainText().split("\n");
 671     info.useAutoIdentify = ui.autoIdentify->isChecked();
 672     info.autoIdentifyService = ui.autoIdentifyService->text();
 673     info.autoIdentifyPassword = ui.autoIdentifyPassword->text();
 674     info.useSasl = ui.sasl->isChecked();
 675     info.saslAccount = ui.saslAccount->text();
 676     info.saslPassword = ui.saslPassword->text();
 677     if (!ui.useCustomEncodings->isChecked()) {
 678         info.codecForEncoding.clear();
 679         info.codecForDecoding.clear();
 680         info.codecForServer.clear();
 681     }
 682     else {
 683         info.codecForEncoding = ui.sendEncoding->currentText().toLatin1();
 684         info.codecForDecoding = ui.recvEncoding->currentText().toLatin1();
 685         info.codecForServer = ui.serverEncoding->currentText().toLatin1();
 686     }
 687     info.useAutoReconnect = ui.autoReconnect->isChecked();
 688     info.autoReconnectInterval = ui.reconnectInterval->value();
 689     info.autoReconnectRetries = ui.reconnectRetries->value();
 690     info.unlimitedReconnectRetries = ui.unlimitedRetries->isChecked();
 691     info.rejoinChannels = ui.rejoinOnReconnect->isChecked();
 692     // Custom rate limiting
 693     info.useCustomMessageRate = ui.useCustomMessageRate->isChecked();
 694     info.messageRateBurstSize = ui.messageRateBurstSize->value();
 695     // Convert seconds (double) into milliseconds (integer)
 696     info.messageRateDelay = static_cast<quint32>((ui.messageRateDelay->value() * 1000));
 697     info.unlimitedMessageRate = ui.unlimitedMessageRate->isChecked();
 698 }
 699
 700
 701 void NetworksSettingsPage::clientNetworkCapsUpdated()
 702 {
 703     // Grab the updated network
 704     const auto *net = qobject_cast<const Network *>(sender());
 705     if (!net) {
 706         qWarning() << "Update request for unknown network received!";
 707         return;
 708     }
 709     if (net->networkId() == currentId) {
 710         // Network is currently shown.  Update the capability-dependent UI in case capabilities have
 711         // changed.
 712         setNetworkCapStates(currentId);
 713     }
 714 }
 715
 716
 717 void NetworksSettingsPage::setSASLStatus(const CapSupportStatus saslStatus)
 718 {
 719     if (_saslStatusSelected != saslStatus) {
 720         // Update the cached copy of SASL status used with the Details dialog
 721         _saslStatusSelected = saslStatus;
 722
 723         // Update the user interface
 724         switch (saslStatus) {
 725             case CapSupportStatus::Unknown:
 726                 // There's no capability negotiation or network doesn't exist.  Don't assume
 727                 // anything.
 728                 ui.saslStatusLabel->setText(QString("<i>%1</i>").arg(
 729                                             tr("Could not check if supported by network")));
 730                 ui.saslStatusIcon->setPixmap(infoIcon.pixmap(16));
 731                 break;
 732             case CapSupportStatus::Disconnected:
 733                 // Disconnected from network, no way to check.
 734                 ui.saslStatusLabel->setText(QString("<i>%1</i>").arg(
 735                                                 tr("Cannot check if supported when disconnected")));
 736                 ui.saslStatusIcon->setPixmap(infoIcon.pixmap(16));
 737                 break;
 738             case CapSupportStatus::MaybeUnsupported:
 739                 // The network doesn't advertise support for SASL PLAIN.  Here be dragons.
 740                 ui.saslStatusLabel->setText(QString("<i>%1</i>").arg(
 741                                                 tr("Not currently supported by network")));
 742                 ui.saslStatusIcon->setPixmap(warningIcon.pixmap(16));
 743                 break;
 744             case CapSupportStatus::MaybeSupported:
 745                 // The network advertises support for SASL PLAIN.  Encourage using it!
 746                 // Unfortunately we don't know for sure if it's desired or functional.
 747                 ui.saslStatusLabel->setText(QString("<i>%1</i>").arg(tr("Supported by network")));
 748                 ui.saslStatusIcon->setPixmap(infoIcon.pixmap(16));
 749                 break;
 750         }
 751     }
 752 }
 753
 754
 755 #ifdef HAVE_SSL
 756 void NetworksSettingsPage::sslUpdated()
 757 {
 758     if (_cid && !_cid->sslKey().isNull()) {
 759         ui.saslContents->setDisabled(true);
 760         ui.saslExtInfo->setHidden(false);
 761     } else {
 762         ui.saslContents->setDisabled(false);
 763         // Directly re-enabling causes the widgets to ignore the parent "Use SASL Authentication"
 764         // state to indicate whether or not it's disabled.  To workaround this, keep track of
 765         // whether or not "Use SASL Authentication" is enabled, then quickly uncheck/recheck the
 766         // group box.
 767         if (!ui.sasl->isChecked()) {
 768             // SASL is not enabled, uncheck/recheck the group box to re-disable saslContents.
 769             // Leaving saslContents disabled doesn't work as that prevents it from re-enabling if
 770             // sasl is later checked.
 771             ui.sasl->setChecked(true);
 772             ui.sasl->setChecked(false);
 773         }
 774         ui.saslExtInfo->setHidden(true);
 775     }
 776 }
 777 #endif
 778
 779
 780 /*** Network list ***/
 781
 782 void NetworksSettingsPage::on_networkList_itemSelectionChanged()
 783 {
 784     if (currentId != 0) {
 785         saveToNetworkInfo(networkInfos[currentId]);
 786     }
 787     if (ui.networkList->selectedItems().count()) {
 788         NetworkId id = ui.networkList->selectedItems()[0]->data(Qt::UserRole).value<NetworkId>();
 789         currentId = id;
 790         displayNetwork(id);
 791         ui.serverList->setCurrentRow(0);
 792     }
 793     else {
 794         currentId = 0;
 795     }
 796     setWidgetStates();
 797 }
 798
 799
 800 void NetworksSettingsPage::on_addNetwork_clicked()
 801 {
 802     QStringList existing;
 803     for (int i = 0; i < ui.networkList->count(); i++) existing << ui.networkList->item(i)->text();
 804     NetworkAddDlg dlg(existing, this);
 805     if (dlg.exec() == QDialog::Accepted) {
 806         NetworkInfo info = dlg.networkInfo();
 807         if (info.networkName.isEmpty())
 808             return;  // sanity check
 809
 810         NetworkId id;
 811         for (id = 1; id <= networkInfos.count(); id++) {
 812             widgetHasChanged();
 813             if (!networkInfos.keys().contains(-id.toInt())) break;
 814         }
 815         id = -id.toInt();
 816         info.networkId = id;
 817         info.identity = defaultIdentity();
 818         networkInfos[id] = info;
 819         QListWidgetItem *item = insertNetwork(info);
 820         ui.networkList->setCurrentItem(item);
 821         setWidgetStates();
 822     }
 823 }
 824
 825
 826 void NetworksSettingsPage::on_deleteNetwork_clicked()
 827 {
 828     if (ui.networkList->selectedItems().count()) {
 829         NetworkId netid = ui.networkList->selectedItems()[0]->data(Qt::UserRole).value<NetworkId>();
 830         int ret = QMessageBox::question(this, tr("Delete Network?"),
 831             tr("Do you really want to delete the network \"%1\" and all related settings, including the backlog?").arg(networkInfos[netid].networkName),
 832             QMessageBox::Yes|QMessageBox::No, QMessageBox::No);
 833         if (ret == QMessageBox::Yes) {
 834             currentId = 0;
 835             networkInfos.remove(netid);
 836             delete ui.networkList->takeItem(ui.networkList->row(ui.networkList->selectedItems()[0]));
 837             ui.networkList->setCurrentRow(qMin(ui.networkList->currentRow()+1, ui.networkList->count()-1));
 838             setWidgetStates();
 839             widgetHasChanged();
 840         }
 841     }
 842 }
 843
 844
 845 void NetworksSettingsPage::on_renameNetwork_clicked()
 846 {
 847     if (!ui.networkList->selectedItems().count()) return;
 848     QString old = ui.networkList->selectedItems()[0]->text();
 849     QStringList existing;
 850     for (int i = 0; i < ui.networkList->count(); i++) existing << ui.networkList->item(i)->text();
 851     NetworkEditDlg dlg(old, existing, this);
 852     if (dlg.exec() == QDialog::Accepted) {
 853         ui.networkList->selectedItems()[0]->setText(dlg.networkName());
 854         NetworkId netid = ui.networkList->selectedItems()[0]->data(Qt::UserRole).value<NetworkId>();
 855         networkInfos[netid].networkName = dlg.networkName();
 856         widgetHasChanged();
 857     }
 858 }
 859
 860
 861 /*
 862 void NetworksSettingsPage::on_connectNow_clicked() {
 863   if(!ui.networkList->selectedItems().count()) return;
 864   NetworkId id = ui.networkList->selectedItems()[0]->data(Qt::UserRole).value<NetworkId>();
 865   const Network *net = Client::network(id);
 866   if(!net) return;
 867   if(net->connectionState() == Network::Disconnected) net->requestConnect();
 868   else net->requestDisconnect();
 869 }
 870 */
 871
 872 /*** Server list ***/
 873
 874 void NetworksSettingsPage::on_serverList_itemSelectionChanged()
 875 {
 876     setWidgetStates();
 877 }
 878
 879
 880 void NetworksSettingsPage::on_addServer_clicked()
 881 {
 882     if (currentId == 0) return;
 883     ServerEditDlg dlg(Network::Server(), this);
 884     if (dlg.exec() == QDialog::Accepted) {
 885         networkInfos[currentId].serverList.append(dlg.serverData());
 886         displayNetwork(currentId);
 887         ui.serverList->setCurrentRow(ui.serverList->count()-1);
 888         widgetHasChanged();
 889     }
 890 }
 891
 892
 893 void NetworksSettingsPage::on_editServer_clicked()
 894 {
 895     if (currentId == 0) return;
 896     int cur = ui.serverList->currentRow();
 897     ServerEditDlg dlg(networkInfos[currentId].serverList[cur], this);
 898     if (dlg.exec() == QDialog::Accepted) {
 899         networkInfos[currentId].serverList[cur] = dlg.serverData();
 900         displayNetwork(currentId);
 901         ui.serverList->setCurrentRow(cur);
 902         widgetHasChanged();
 903     }
 904 }
 905
 906
 907 void NetworksSettingsPage::on_deleteServer_clicked()
 908 {
 909     if (currentId == 0) return;
 910     int cur = ui.serverList->currentRow();
 911     networkInfos[currentId].serverList.removeAt(cur);
 912     displayNetwork(currentId);
 913     ui.serverList->setCurrentRow(qMin(cur, ui.serverList->count()-1));
 914     widgetHasChanged();
 915 }
 916
 917
 918 void NetworksSettingsPage::on_upServer_clicked()
 919 {
 920     int cur = ui.serverList->currentRow();
 921     Network::Server server = networkInfos[currentId].serverList.takeAt(cur);
 922     networkInfos[currentId].serverList.insert(cur-1, server);
 923     displayNetwork(currentId);
 924     ui.serverList->setCurrentRow(cur-1);
 925     widgetHasChanged();
 926 }
 927
 928
 929 void NetworksSettingsPage::on_downServer_clicked()
 930 {
 931     int cur = ui.serverList->currentRow();
 932     Network::Server server = networkInfos[currentId].serverList.takeAt(cur);
 933     networkInfos[currentId].serverList.insert(cur+1, server);
 934     displayNetwork(currentId);
 935     ui.serverList->setCurrentRow(cur+1);
 936     widgetHasChanged();
 937 }
 938
 939
 940 void NetworksSettingsPage::on_editIdentities_clicked()
 941 {
 942     SettingsPageDlg dlg(new IdentitiesSettingsPage(this), this);
 943     dlg.exec();
 944 }
 945
 946
 947 void NetworksSettingsPage::on_saslStatusDetails_clicked()
 948 {
 949     if (ui.networkList->selectedItems().count()) {
 950         NetworkId netid = ui.networkList->selectedItems()[0]->data(Qt::UserRole).value<NetworkId>();
 951         QString &netName = networkInfos[netid].networkName;
 952
 953         // If these strings are visible, one of the status messages wasn't detected below.
 954         QString saslStatusHeader = "[header unintentionally left blank]";
 955         QString saslStatusExplanation = "[explanation unintentionally left blank]";
 956
 957         // If true, show a warning icon instead of an information icon
 958         bool useWarningIcon = false;
 959
 960         // Determine which explanation to show
 961         switch (_saslStatusSelected) {
 962         case CapSupportStatus::Unknown:
 963             saslStatusHeader = tr("Could not check if SASL supported by network");
 964             saslStatusExplanation = tr("Quassel could not check if \"%1\" supports SASL.  This may "
 965                                        "be due to unsaved changes or an older Quassel core.  You "
 966                                        "can still try using SASL.").arg(netName);
 967             break;
 968         case CapSupportStatus::Disconnected:
 969             saslStatusHeader = tr("Cannot check if SASL supported when disconnected");
 970             saslStatusExplanation = tr("Quassel cannot check if \"%1\" supports SASL when "
 971                                        "disconnected.  Connect to the network, or try using SASL "
 972                                        "anyways.").arg(netName);
 973             break;
 974         case CapSupportStatus::MaybeUnsupported:
 975             saslStatusHeader = tr("SASL not currently supported by network");
 976             saslStatusExplanation = tr("The network \"%1\" does not currently support SASL.  "
 977                                        "However, support might be added later on.").arg(netName);
 978             useWarningIcon = true;
 979             break;
 980         case CapSupportStatus::MaybeSupported:
 981             saslStatusHeader = tr("SASL supported by network");
 982             saslStatusExplanation = tr("The network \"%1\" supports SASL.  In most cases, you "
 983                                        "should use SASL instead of NickServ identification."
 984                                        ).arg(netName);
 985             break;
 986         }
 987
 988         // Process this in advance for reusability below
 989         const QString saslStatusMsgTitle = tr("SASL support for \"%1\"").arg(netName);
 990         const QString saslStatusMsgText =
 991                 QString("<p><b>%1</b></p></br><p>%2</p></br><p><i>%3</i></p>"
 992                         ).arg(saslStatusHeader,
 993                               saslStatusExplanation,
 994                               tr("SASL is a standardized way to log in and identify yourself to "
 995                                  "IRC servers."));
 996
 997         if (useWarningIcon) {
 998             // Show as a warning dialog box
 999             QMessageBox::warning(this, saslStatusMsgTitle, saslStatusMsgText);
1000         } else {
1001             // Show as an information dialog box
1002             QMessageBox::information(this, saslStatusMsgTitle, saslStatusMsgText);
1003         }
1004     }
1005 }
1006
1007
1008 IdentityId NetworksSettingsPage::defaultIdentity() const
1009 {
1010     IdentityId defaultId = 0;
1011     QList<IdentityId> ids = Client::identityIds();
1012     foreach(IdentityId id, ids) {
1013         if (defaultId == 0 || id < defaultId)
1014             defaultId = id;
1015     }
1016     return defaultId;
1017 }
1018
1019
1020 /**************************************************************************
1021 * NetworkAddDlg
1022 *************************************************************************/
1023
1024 NetworkAddDlg::NetworkAddDlg(QStringList exist, QWidget *parent) : QDialog(parent), existing(std::move(exist))
1025 {
1026     ui.setupUi(this);
1027     ui.useSSL->setIcon(icon::get("document-encrypt"));
1028
1029     // Whenever useSSL is toggled, update the port number if not changed from the default
1030     connect(ui.useSSL, &QAbstractButton::toggled, this, &NetworkAddDlg::updateSslPort);
1031     // Do NOT call updateSslPort when loading settings, otherwise port settings may be overriden.
1032     // If useSSL is later changed to be checked by default, change port's default value, too.
1033
1034     if (Client::isCoreFeatureEnabled(Quassel::Feature::VerifyServerSSL)) {
1035         // Synchronize requiring SSL with the use SSL checkbox
1036         ui.sslVerify->setEnabled(ui.useSSL->isChecked());
1037         connect(ui.useSSL, &QAbstractButton::toggled, ui.sslVerify, &QWidget::setEnabled);
1038     } else {
1039         // Core isn't new enough to allow requiring SSL; disable checkbox and uncheck
1040         ui.sslVerify->setEnabled(false);
1041         ui.sslVerify->setChecked(false);
1042         // Split up the message to allow re-using translations:
1043         // [Original tool-tip]
1044         // [Bold 'does not support feature' message]
1045         // [Specific version needed and feature details]
1046         ui.sslVerify->setToolTip(QString("%1<br/><b>%2</b><br/>%3").arg(
1047                                        ui.sslVerify->toolTip(),
1048                                        tr("Your Quassel core does not support this feature"),
1049                                        tr("You need a Quassel core v0.13.0 or newer in order to "
1050                                           "verify connection security.")));
1051     }
1052
1053     // read preset networks
1054     QStringList networks = PresetNetworks::names();
1055     foreach(QString s, existing)
1056     networks.removeAll(s);
1057     if (networks.count())
1058         ui.presetList->addItems(networks);
1059     else {
1060         ui.useManual->setChecked(true);
1061         ui.usePreset->setEnabled(false);
1062     }
1063     connect(ui.networkName, &QLineEdit::textChanged, this, &NetworkAddDlg::setButtonStates);
1064     connect(ui.serverAddress, &QLineEdit::textChanged, this, &NetworkAddDlg::setButtonStates);
1065     connect(ui.usePreset, &QRadioButton::toggled, this, &NetworkAddDlg::setButtonStates);
1066     connect(ui.useManual, &QRadioButton::toggled, this, &NetworkAddDlg::setButtonStates);
1067     setButtonStates();
1068 }
1069
1070
1071 NetworkInfo NetworkAddDlg::networkInfo() const
1072 {
1073     if (ui.useManual->isChecked()) {
1074         NetworkInfo info;
1075         info.networkName = ui.networkName->text().trimmed();
1076         info.serverList << Network::Server(ui.serverAddress->text().trimmed(), ui.port->value(),
1077                                            ui.serverPassword->text(), ui.useSSL->isChecked(),
1078                                            ui.sslVerify->isChecked());
1079         return info;
1080     }
1081     else
1082         return PresetNetworks::networkInfo(ui.presetList->currentText());
1083 }
1084
1085
1086 void NetworkAddDlg::setButtonStates()
1087 {
1088     bool ok = false;
1089     if (ui.usePreset->isChecked() && ui.presetList->count())
1090         ok = true;
1091     else if (ui.useManual->isChecked()) {
1092         ok = !ui.networkName->text().trimmed().isEmpty() && !existing.contains(ui.networkName->text().trimmed())
1093              && !ui.serverAddress->text().isEmpty();
1094     }
1095     ui.buttonBox->button(QDialogButtonBox::Ok)->setEnabled(ok);
1096 }
1097
1098
1099 void NetworkAddDlg::updateSslPort(bool isChecked)
1100 {
1101     // "Use encrypted connection" was toggled, check the state...
1102     if (isChecked && ui.port->value() == Network::PORT_PLAINTEXT) {
1103         // Had been using the plain-text port, use the SSL default
1104         ui.port->setValue(Network::PORT_SSL);
1105     } else if (!isChecked && ui.port->value() == Network::PORT_SSL) {
1106         // Had been using the SSL port, use the plain-text default
1107         ui.port->setValue(Network::PORT_PLAINTEXT);
1108     }
1109 }
1110
1111
1112 /**************************************************************************
1113  * NetworkEditDlg
1114  *************************************************************************/
1115
1116 NetworkEditDlg::NetworkEditDlg(const QString &old, QStringList exist, QWidget *parent) : QDialog(parent), existing(std::move(exist))
1117 {
1118     ui.setupUi(this);
1119
1120     if (old.isEmpty()) {
1121         // new network
1122         setWindowTitle(tr("Add Network"));
1123         on_networkEdit_textChanged(""); // disable ok button
1124     }
1125     else ui.networkEdit->setText(old);
1126 }
1127
1128
1129 QString NetworkEditDlg::networkName() const
1130 {
1131     return ui.networkEdit->text().trimmed();
1132 }
1133
1134
1135 void NetworkEditDlg::on_networkEdit_textChanged(const QString &text)
1136 {
1137     ui.buttonBox->button(QDialogButtonBox::Ok)->setDisabled(text.isEmpty() || existing.contains(text.trimmed()));
1138 }
1139
1140
1141 /**************************************************************************
1142  * ServerEditDlg
1143  *************************************************************************/
1144 ServerEditDlg::ServerEditDlg(const Network::Server &server, QWidget *parent) : QDialog(parent)
1145 {
1146     ui.setupUi(this);
1147     ui.useSSL->setIcon(icon::get("document-encrypt"));
1148     ui.host->setText(server.host);
1149     ui.host->setFocus();
1150     ui.port->setValue(server.port);
1151     ui.password->setText(server.password);
1152     ui.useSSL->setChecked(server.useSsl);
1153     ui.sslVerify->setChecked(server.sslVerify);
1154     ui.sslVersion->setCurrentIndex(server.sslVersion);
1155     ui.useProxy->setChecked(server.useProxy);
1156     ui.proxyType->setCurrentIndex(server.proxyType == QNetworkProxy::Socks5Proxy ? 0 : 1);
1157     ui.proxyHost->setText(server.proxyHost);
1158     ui.proxyPort->setValue(server.proxyPort);
1159     ui.proxyUsername->setText(server.proxyUser);
1160     ui.proxyPassword->setText(server.proxyPass);
1161
1162     // This is a dirty hack to display the core->IRC SSL protocol dropdown
1163     // only if the core won't use autonegotiation to determine the best
1164     // protocol.  When autonegotiation was introduced, it would have been
1165     // a good idea to use the CoreFeatures enum to accomplish this.
1166     // However, since multiple versions have been released since then, that
1167     // is no longer possible.  Instead, we rely on the fact that the
1168     // Datastream protocol was introduced in the same version (0.10) as SSL
1169     // autonegotiation.  Because of that, we can display the dropdown only
1170     // if the Legacy protocol is in use.  If any other RemotePeer protocol
1171     // is in use, that means a newer protocol is in use and therefore the
1172     // core will use autonegotiation.
1173     if (Client::coreConnection()->peer()->protocol() != Protocol::LegacyProtocol) {
1174         ui.label_3->hide();
1175         ui.sslVersion->hide();
1176     }
1177
1178     // Whenever useSSL is toggled, update the port number if not changed from the default
1179     connect(ui.useSSL, &QAbstractButton::toggled, this, &ServerEditDlg::updateSslPort);
1180     // Do NOT call updateSslPort when loading settings, otherwise port settings may be overriden.
1181     // If useSSL is later changed to be checked by default, change port's default value, too.
1182
1183     if (Client::isCoreFeatureEnabled(Quassel::Feature::VerifyServerSSL)) {
1184         // Synchronize requiring SSL with the use SSL checkbox
1185         ui.sslVerify->setEnabled(ui.useSSL->isChecked());
1186         connect(ui.useSSL, &QAbstractButton::toggled, ui.sslVerify, &QWidget::setEnabled);
1187     } else {
1188         // Core isn't new enough to allow requiring SSL; disable checkbox and uncheck
1189         ui.sslVerify->setEnabled(false);
1190         ui.sslVerify->setChecked(false);
1191         // Split up the message to allow re-using translations:
1192         // [Original tool-tip]
1193         // [Bold 'does not support feature' message]
1194         // [Specific version needed and feature details]
1195         ui.sslVerify->setToolTip(QString("%1<br/><b>%2</b><br/>%3").arg(
1196                                        ui.sslVerify->toolTip(),
1197                                        tr("Your Quassel core does not support this feature"),
1198                                        tr("You need a Quassel core v0.13.0 or newer in order to "
1199                                           "verify connection security.")));
1200     }
1201
1202     on_host_textChanged();
1203 }
1204
1205
1206 Network::Server ServerEditDlg::serverData() const
1207 {
1208     Network::Server server(ui.host->text().trimmed(), ui.port->value(), ui.password->text(),
1209                            ui.useSSL->isChecked(), ui.sslVerify->isChecked());
1210     server.sslVersion = ui.sslVersion->currentIndex();
1211     server.useProxy = ui.useProxy->isChecked();
1212     server.proxyType = ui.proxyType->currentIndex() == 0 ? QNetworkProxy::Socks5Proxy : QNetworkProxy::HttpProxy;
1213     server.proxyHost = ui.proxyHost->text();
1214     server.proxyPort = ui.proxyPort->value();
1215     server.proxyUser = ui.proxyUsername->text();
1216     server.proxyPass = ui.proxyPassword->text();
1217     return server;
1218 }
1219
1220
1221 void ServerEditDlg::on_host_textChanged()
1222 {
1223     ui.buttonBox->button(QDialogButtonBox::Ok)->setDisabled(ui.host->text().trimmed().isEmpty());
1224 }
1225
1226
1227 void ServerEditDlg::updateSslPort(bool isChecked)
1228 {
1229     // "Use encrypted connection" was toggled, check the state...
1230     if (isChecked && ui.port->value() == Network::PORT_PLAINTEXT) {
1231         // Had been using the plain-text port, use the SSL default
1232         ui.port->setValue(Network::PORT_SSL);
1233     } else if (!isChecked && ui.port->value() == Network::PORT_SSL) {
1234         // Had been using the SSL port, use the plain-text default
1235         ui.port->setValue(Network::PORT_PLAINTEXT);
1236     }
1237 }
1238
1239
1240 /**************************************************************************
1241  * SaveNetworksDlg
1242  *************************************************************************/
1243
1244 SaveNetworksDlg::SaveNetworksDlg(const QList<NetworkInfo> &toCreate, const QList<NetworkInfo> &toUpdate, const QList<NetworkId> &toRemove, QWidget *parent) : QDialog(parent)
1245 {
1246     ui.setupUi(this);
1247
1248     numevents = toCreate.count() + toUpdate.count() + toRemove.count();
1249     rcvevents = 0;
1250     if (numevents) {
1251         ui.progressBar->setMaximum(numevents);
1252         ui.progressBar->setValue(0);
1253
1254         connect(Client::instance(), &Client::networkCreated, this, &SaveNetworksDlg::clientEvent);
1255         connect(Client::instance(), &Client::networkRemoved, this, &SaveNetworksDlg::clientEvent);
1256
1257         foreach(NetworkId id, toRemove) {
1258             Client::removeNetwork(id);
1259         }
1260         foreach(NetworkInfo info, toCreate) {
1261             Client::createNetwork(info);
1262         }
1263         foreach(NetworkInfo info, toUpdate) {
1264             const Network *net = Client::network(info.networkId);
1265             if (!net) {
1266                 qWarning() << "Invalid client network!";
1267                 numevents--;
1268                 continue;
1269             }
1270             // FIXME this only checks for one changed item rather than all!
1271             connect(net, &SyncableObject::updatedRemotely, this, &SaveNetworksDlg::clientEvent);
1272             Client::updateNetwork(info);
1273         }
1274     }
1275     else {
1276         qWarning() << "Sync dialog called without stuff to change!";
1277         accept();
1278     }
1279 }
1280
1281
1282 void SaveNetworksDlg::clientEvent()
1283 {
1284     ui.progressBar->setValue(++rcvevents);
1285     if (rcvevents >= numevents) accept();
1286 }