src/gui/mainwindow.cpp

   1 /*
   2  * Copyright (C) 2010 Ixonos Plc.
   3  * Copyright (C) 2011-2021 Philipp Spitzer, gregor herrmann, Stefan Stahl
   4  *
   5  * This file is part of ConfClerk.
   6  *
   7  * ConfClerk is free software: you can redistribute it and/or modify it
   8  * under the terms of the GNU General Public License as published by the Free
   9  * Software Foundation, either version 2 of the License, or (at your option)
  10  * any later version.
  11  *
  12  * ConfClerk is distributed in the hope that it will be useful, but
  13  * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
  14  * or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
  15  * more details.
  16  *
  17  * You should have received a copy of the GNU General Public License along with
  18  * ConfClerk.  If not, see <http://www.gnu.org/licenses/>.
  19  */
  20 #include "mainwindow.h"
  21
  22 #include <QTreeView>
  23 #include <QFile>
  24 #include <QNetworkProxy>
  25 #include <QNetworkAccessManager>
  26 #include <QNetworkReply>
  27 #include <QSslConfiguration>
  28 #include <QDialog>
  29 #include <QMessageBox>
  30
  31 #include "sqlengine.h"
  32 #include "track.h"
  33 #include "eventmodel.h"
  34 #include "delegate.h"
  35 #include "room.h"
  36 #include "conference.h"
  37 #include "ui_about.h"
  38 #include "eventdialog.h"
  39 #include "daynavigatorwidget.h"
  40 #include "settingsdialog.h"
  41 #include "conferenceeditor.h"
  42 #include "schedulexmlparser.h"
  43 #include "errormessage.h"
  44 #include "tabcontainer.h"
  45 #include "appsettings.h"
  46 #include "application.h"
  47
  48 MainWindow::MainWindow(QWidget* parent): QMainWindow(parent) {
  49     setupUi(this);
  50
  51     // Open database
  52     sqlEngine = new SqlEngine(this);
  53     searchTabContainer->setSqlEngine(sqlEngine);
  54     connect(sqlEngine, SIGNAL(dbError(QString)), this, SLOT(showError(QString)));
  55     sqlEngine->open();
  56     sqlEngine->createOrUpdateDbSchema();
  57
  58     conferenceModel = new ConferenceModel(this);
  59     mXmlParser = new ScheduleXmlParser(sqlEngine, this);
  60     mNetworkAccessManager = new QNetworkAccessManager(this);
  61     systemTrayIcon = new QSystemTrayIcon(qApp->windowIcon(), this);
  62     alarmTimer = new QTimer(this);
  63
  64     alarmTimer->setInterval(60000);
  65     alarmTimer->start();
  66     saved_title = windowTitle();
  67
  68 #ifdef N810
  69     tabWidget->setTabText(1,"Favs");
  70     //tabWidget->setTabText(2,"Day");
  71 #endif
  72
  73     // first time run aplication: -> let's have it direct connection in this case
  74     if(!AppSettings::contains("proxyIsDirectConnection"))
  75         AppSettings::setDirectConnection(true);
  76
  77     QNetworkProxy proxy(
  78             AppSettings::isDirectConnection() ? QNetworkProxy::NoProxy : (QNetworkProxy::ProxyType)AppSettings::proxyType(),
  79             AppSettings::proxyAddress(),
  80             AppSettings::proxyPort(),
  81             AppSettings::proxyUsername(),
  82             AppSettings::proxyPassword());
  83     QNetworkProxy::setApplicationProxy(proxy);
  84
  85     // event details have changed
  86     connect(dayTabContainer, SIGNAL(eventChanged(int,bool)), SLOT(onEventChanged(int,bool)));
  87     connect(favsTabContainer, SIGNAL(eventChanged(int,bool)), SLOT(onEventChanged(int,bool)));
  88     connect(tracksTabContainer, SIGNAL(eventChanged(int,bool)), SLOT(onEventChanged(int,bool)));
  89     connect(roomsTabContainer, SIGNAL(eventChanged(int,bool)), SLOT(onEventChanged(int,bool)));
  90     connect(searchTabContainer, SIGNAL(eventChanged(int,bool)), SLOT(onEventChanged(int,bool)));
  91
  92     // date has changed
  93     connect(dayNavigator, SIGNAL(dateChanged(QDate)), dayTabContainer, SLOT(redisplayDate(QDate)));
  94     connect(dayNavigator, SIGNAL(dateChanged(QDate)), favsTabContainer, SLOT(redisplayDate(QDate)));
  95     connect(dayNavigator, SIGNAL(dateChanged(QDate)), tracksTabContainer, SLOT(redisplayDate(QDate)));
  96     connect(dayNavigator, SIGNAL(dateChanged(QDate)), roomsTabContainer, SLOT(redisplayDate(QDate)));
  97     connect(dayNavigator, SIGNAL(dateChanged(QDate)), searchTabContainer, SLOT(redisplayDate(QDate)));
  98
  99     // search result has changed
 100     connect(searchTabContainer, SIGNAL(searchResultChanged()), SLOT(onSearchResultChanged()));
 101
 102     // systm tray icon
 103     connect(systemTrayIcon, SIGNAL(messageClicked()), SLOT(onSystemTrayMessageClicked()));
 104     connect(systemTrayIcon, SIGNAL(activated(QSystemTrayIcon::ActivationReason)), SLOT(onSystemTrayMessageClicked()));
 105
 106     // timer
 107     connect(alarmTimer, SIGNAL(timeout()), SLOT(onAlarmTimerTimeout()));
 108
 109     // add the actions from the main menu to the window, otherwise the shortcuts don't work on MAEMO
 110     addAction(conferencesAction);
 111     addAction(settingsAction);
 112     addAction(quitAction);
 113
 114     // make it impossible to hide the toolbar by disallowing its context menu
 115     toolBar->setContextMenuPolicy(Qt::PreventContextMenu);
 116
 117     // open conference
 118     useConference(Conference::activeConference());
 119     // optimization, see useConference() code
 120     try {
 121         initTabs();
 122     } catch (const OrmException& e) {
 123         qDebug() << "OrmException:" << e.text();
 124         clearTabs();
 125     }
 126
 127     connect(mNetworkAccessManager, SIGNAL(sslErrors(QNetworkReply*, QList<QSslError>)), SLOT(sslErrors(QNetworkReply*, QList<QSslError>)));
 128     connect(mNetworkAccessManager, SIGNAL(finished(QNetworkReply*)), SLOT(networkQueryFinished(QNetworkReply*)));
 129     connect(mXmlParser, SIGNAL(parsingScheduleBegin()), conferenceModel, SLOT(newConferenceBegin()));
 130     connect(mXmlParser, SIGNAL(parsingScheduleEnd(int)), conferenceModel, SLOT(newConferenceEnd(int)));
 131 }
 132
 133
 134 MainWindow::~MainWindow() {
 135     sqlEngine->close();
 136 }
 137
 138
 139 void MainWindow::on_aboutAction_triggered()
 140 {
 141     QDialog dialog(this);
 142     Ui::AboutDialog ui;
 143     ui.setupUi(&dialog);
 144     ui.labDescription->setText(ui.labDescription->text().arg(qApp->applicationVersion()));
 145 #ifdef N810
 146     dialog.setFixedWidth(width());
 147 #endif
 148     dialog.exec();
 149 }
 150
 151
 152 void MainWindow::on_reloadAction_triggered() {
 153     int confId = Conference::activeConference();
 154     if (confId== -1) return;
 155     Conference active = Conference::getById(confId);
 156     if (active.url().isEmpty()) return;
 157     importFromNetwork(active.url(), confId);
 158     setEnabled(false);
 159 }
 160
 161
 162 void MainWindow::on_nowAction_triggered() {
 163     int confId = Conference::activeConference();
 164     if (confId== -1) return;
 165     dayNavigator->setCurDate(QDate::currentDate());
 166     dayTabContainer->expandTimeGroup(QTime::currentTime(), confId);
 167 }
 168
 169
 170 void MainWindow::on_searchAction_triggered() {
 171     if (tabWidget->currentWidget() == searchTab)
 172         searchTabContainer->showSearchDialog(!searchTabContainer->searchDialogIsVisible());
 173     else {
 174         tabWidget->setCurrentWidget(searchTab);
 175         searchTabContainer->showSearchDialog();
 176     }
 177 }
 178
 179
 180 void MainWindow::on_expandAllAction_triggered() {
 181     if (tabWidget->currentWidget() == favouritesTab) favsTabContainer->treeView->expandAll();
 182     if (tabWidget->currentWidget() == dayViewTab) dayTabContainer->treeView->expandAll();
 183     if (tabWidget->currentWidget() == tracksTab) tracksTabContainer->treeView->expandAll();
 184     if (tabWidget->currentWidget() == roomsTab) roomsTabContainer->treeView->expandAll();
 185     if (tabWidget->currentWidget() == searchTab) searchTabContainer->treeView->expandAll();
 186 }
 187
 188
 189 void MainWindow::on_collapseAllAction_triggered() {
 190     if (tabWidget->currentWidget() == favouritesTab) favsTabContainer->treeView->collapseAll();
 191     if (tabWidget->currentWidget() == dayViewTab) dayTabContainer->treeView->collapseAll();
 192     if (tabWidget->currentWidget() == tracksTab) tracksTabContainer->treeView->collapseAll();
 193     if (tabWidget->currentWidget() == roomsTab) roomsTabContainer->treeView->collapseAll();
 194     if (tabWidget->currentWidget() == searchTab) searchTabContainer->treeView->collapseAll();
 195 }
 196
 197
 198 void MainWindow::onEventChanged(int aEventId, bool favouriteChanged) {
 199     dayTabContainer->redisplayEvent(aEventId);
 200     if (favouriteChanged) favsTabContainer->redisplayDate(dayNavigator->curDate());
 201     else favsTabContainer->redisplayEvent(aEventId);
 202     tracksTabContainer->redisplayEvent(aEventId);
 203     roomsTabContainer->redisplayEvent(aEventId);
 204     searchTabContainer->redisplayEvent(aEventId);
 205 }
 206
 207
 208 void MainWindow::onSearchResultChanged() {
 209     // Are results found on the current date?
 210     QDate date = dayNavigator->curDate();
 211     int count = searchTabContainer->searchResultCount(date);
 212     if (count > 0) {searchTabContainer->redisplayDate(date); return;}
 213
 214     // Are results found in the future?
 215     for (date = date.addDays(1); date <= dayNavigator->endDate(); date = date.addDays(1)) {
 216         int count = searchTabContainer->searchResultCount(date);
 217         if (count > 0) {dayNavigator->setCurDate(date); return;}
 218     }
 219
 220     // Are results found in the past?
 221     for (date = dayNavigator->startDate(); date < dayNavigator->curDate(); date = date.addDays(1)) {
 222         int count = searchTabContainer->searchResultCount(date);
 223         if (count > 0) {dayNavigator->setCurDate(date); return;}
 224     }
 225     // No results were found
 226     searchTabContainer->redisplayDate(dayNavigator->curDate());
 227 }
 228
 229
 230 void MainWindow::onSystemTrayMessageClicked() {
 231     systemTrayIcon->hide();
 232 }
 233
 234
 235 void MainWindow::onAlarmTimerTimeout() {
 236     // determine if an alarm is set on an event that's starting soon
 237     int conferenceId = Conference::activeConference();
 238     QList<Event> events = Event::getImminentAlarmEvents(AppSettings::preEventAlarmSec(), conferenceId);
 239     if (events.empty()) return;
 240
 241     // build a message string
 242     const Conference conference = Conference::getById(conferenceId);
 243     Event event;
 244     QString title;
 245     QString message;
 246     if (events.size() == 1) {
 247         event = events.first();
 248         title = tr("Next event at %1").arg(conference.shiftTime(event.start().time()).toString("HH:mm"));
 249         message = tr("\"%1\"\n(%2)").arg(event.title()).arg(event.room()->name());
 250     } else {
 251         title = tr("%1 upcoming events").arg(events.size());
 252         QStringList messages;
 253         foreach (event, events) {
 254             messages += tr("%1: \"%2\" (%3)").arg(conference.shiftTime(event.start().time()).toString("HH:mm")).arg(event.title()).arg(event.room()->name());
 255         }
 256         message = messages.join("\n");
 257     }
 258
 259     // and delete the corresponding alarm
 260     foreach (event, events) {
 261         event.setHasAlarm(false);
 262         event.update("alarm");
 263         onEventChanged(event.id(), false);
 264     }
 265
 266     // show message
 267     systemTrayIcon->show();
 268     // The next two lines are to prevent a very strange position of the message box the first time at X11/aweseome (not Win32/XP)
 269     systemTrayIcon->showMessage("ConfClerk", tr("Your upcoming events"), QSystemTrayIcon::Information);
 270     qApp->processEvents();
 271     systemTrayIcon->showMessage(title, message, QSystemTrayIcon::Information, 60*60*24*1000);
 272     QApplication::alert(this);
 273     QApplication::beep();
 274 }
 275
 276
 277 void MainWindow::useConference(int conferenceId)
 278 {
 279     if (conferenceId == -1)  // in case no conference is active
 280     {
 281         unsetConference();
 282         return;
 283     }
 284     try {
 285         int oldActiveConferenceId = Conference::activeConference();
 286         bool switchActiveConference = conferenceId != oldActiveConferenceId;
 287         if (switchActiveConference) Conference::getById(oldActiveConferenceId).update("active", 0);
 288         Conference activeConference = Conference::getById(conferenceId);
 289         if (switchActiveConference) activeConference.update("active",1);
 290
 291         // looks like it does not work at n900
 292         setWindowTitle(activeConference.title());
 293
 294         // optimization.
 295         // dont run initTabs() here
 296         // it takes much CPU, making travelling between conferences in ConferenceEditor longer
 297         // and is not seen in maemo WM anyway
 298         // instead run it explicitly
 299         // 1. at startup
 300         // 2. when ConferenceEditor finished
 301         // dont forget to protect the calls by try-catch!
 302
 303         // just in case, clear conference selection instead
 304         clearTabs();
 305
 306         // end of optimization
 307         // initTabs();
 308     } catch (const OrmException& e) {
 309         qDebug() << "OrmException:" << e.text();
 310         // cannon set an active conference
 311         unsetConference();   // TODO: as no active conference is now correctly managed this should be handled as a fatal error
 312         return;
 313     }
 314
 315 }
 316
 317 void MainWindow::initTabs()
 318 {
 319     int confId = Conference::activeConference();
 320     if (confId != -1)   // only init tabs if a conference is active
 321     {
 322         Conference active = Conference::getById(confId);
 323         ((Application*) qApp)->setActiveConference(active);
 324         QDate startDate = active.start();
 325         QDate endDate = active.end();
 326
 327         // 'dayNavigator' emits signal 'dateChanged' after setting valid START:END dates
 328         dayNavigator->setDates(startDate, endDate);
 329         nowAction->trigger();
 330     }
 331 }
 332
 333 void MainWindow::clearTabs()
 334 {
 335     dayTabContainer->clearModel();
 336     tracksTabContainer->clearModel();
 337     roomsTabContainer->clearModel();
 338     favsTabContainer->clearModel();
 339     searchTabContainer->clearModel();
 340 }
 341
 342 void MainWindow::unsetConference()
 343 {
 344     clearTabs();
 345     dayNavigator->unsetDates();
 346     setWindowTitle(saved_title);
 347     ((Application*) qApp)->unsetActiveConference();
 348 }
 349
 350
 351 void MainWindow::showError(const QString& message) {
 352     error_message(message);
 353 }
 354
 355
 356 void MainWindow::on_settingsAction_triggered()
 357 {
 358     SettingsDialog dialog;
 359     dialog.loadDialogData();
 360     if (dialog.exec() == QDialog::Accepted) {
 361         dialog.saveDialogData();
 362         QNetworkProxy proxy(
 363                 AppSettings::isDirectConnection() ? QNetworkProxy::NoProxy : (QNetworkProxy::ProxyType)AppSettings::proxyType(),
 364                 AppSettings::proxyAddress(),
 365                 AppSettings::proxyPort(),
 366                 AppSettings::proxyUsername(),
 367                 AppSettings::proxyPassword());
 368         QNetworkProxy::setApplicationProxy(proxy);
 369     }
 370 }
 371
 372 /** Create and run ConferenceEditor dialog, making required connections for it.
 373
 374 This method manages, which classes actually perform changes in conference list.
 375
 376 There are several classes that modify the conferences:
 377 this:
 378  deletion and URL update.
 379 this, mXmlParser and mNetworkAccessManager:
 380  addition and refresh.
 381 */
 382 void MainWindow::on_conferencesAction_triggered()
 383 {
 384     ConferenceEditor dialog(conferenceModel, this);
 385
 386     connect(&dialog, SIGNAL(haveConferenceUrl(const QString&, int)), SLOT(importFromNetwork(const QString&, int)));
 387     connect(&dialog, SIGNAL(haveConferenceFile(const QString&, int)), SLOT(importFromFile(const QString&, int)));
 388     connect(&dialog, SIGNAL(removeConferenceRequested(int)), SLOT(removeConference(int)));
 389     connect(&dialog, SIGNAL(changeUrlRequested(int, const QString&)),
 390                     SLOT(changeConferenceUrl(int, const QString&)));
 391
 392     connect(&dialog, SIGNAL(haveConferenceSelected(int)), SLOT(useConference(int)));
 393     connect(&dialog, SIGNAL(noneConferenceSelected()), SLOT(unsetConference()));
 394
 395     connect(mXmlParser, SIGNAL(parsingScheduleBegin()), &dialog, SLOT(importStarted()));
 396     connect(mXmlParser, SIGNAL(progressStatus(int)), &dialog, SLOT(showParsingProgress(int)));
 397     connect(mXmlParser, SIGNAL(parsingScheduleEnd(int)), &dialog, SLOT(importFinished(int)));
 398
 399     connect(this, SIGNAL(conferenceRemoved()), &dialog, SLOT(conferenceRemoved()));
 400
 401     dialog.exec();
 402
 403     // optimization, see useConference() code
 404     try {
 405         initTabs();
 406     } catch (const OrmException& e) {
 407         qDebug() << "OrmException:" << e.text();
 408         clearTabs();
 409     }
 410 }
 411
 412 void MainWindow::sslErrors(QNetworkReply *aReply, const QList<QSslError> &errors) {
 413     QString errorString;
 414     foreach (const QSslError &error, errors) {
 415         if (!errorString.isEmpty()) {
 416             errorString += ", ";
 417         }
 418         errorString += error.errorString();
 419     }
 420
 421     if (QMessageBox::warning(
 422                 this,
 423                 tr("SSL errors"),
 424                 tr("One or more SSL errors have occurred: %1", 0, errors.size()).arg(errorString),
 425                 QMessageBox::Ignore | QMessageBox::Cancel) == QMessageBox::Ignore) {
 426         aReply->ignoreSslErrors();
 427     } else {
 428         aReply->abort();
 429     }
 430 }
 431
 432 void MainWindow::networkQueryFinished(QNetworkReply *aReply) {
 433     if (aReply->error() != QNetworkReply::NoError) {
 434         error_message(tr("Error occurred during download: %1").arg(aReply->errorString()));
 435     } else {
 436         QUrl redirectUrl = aReply->attribute(QNetworkRequest::RedirectionTargetAttribute).toUrl();
 437         if (!redirectUrl.isEmpty()) {
 438             if (redirectUrl != aReply->request().url()) {
 439                 importFromNetwork(redirectUrl.toString(), aReply->request().attribute(QNetworkRequest::User).toInt());
 440                 return; // don't enable controls
 441             } else {
 442                 error_message(tr("Error: Cyclic redirection from %1 to itself.").arg(redirectUrl.toString()));
 443             }
 444         } else {
 445             importData(aReply->readAll(), aReply->url().toEncoded(), aReply->request().attribute(QNetworkRequest::User).toInt());
 446         }
 447     }
 448     setEnabled(true);
 449 }
 450
 451 void MainWindow::importData(const QByteArray &aData, const QString& url, int conferenceId)
 452 {
 453     mXmlParser->parseData(aData, url, conferenceId);
 454 }
 455
 456 void MainWindow::importFromNetwork(const QString& url, int conferenceId)
 457 {
 458     QNetworkRequest request;
 459     QSslConfiguration qSslConfiguration = request.sslConfiguration();
 460     qSslConfiguration.setProtocol(QSsl::AnyProtocol);
 461     qSslConfiguration.setPeerVerifyMode(QSslSocket::QueryPeer);
 462     request.setUrl(QUrl(url));
 463     request.setSslConfiguration(qSslConfiguration);
 464     request.setAttribute(QNetworkRequest::User, conferenceId);
 465
 466     mNetworkAccessManager->setProxy(QNetworkProxy::applicationProxy());
 467     mNetworkAccessManager->get(request);
 468 }
 469
 470 void MainWindow::importFromFile(const QString& filename, int conferenceId)
 471 {
 472     QFile file(filename);
 473     if (!file.open(QIODevice::ReadOnly | QIODevice::Text)) {
 474         static const QString format("Cannot read \"%1\": error %2");
 475         error_message(format.arg(filename, QString::number(file.error())));
 476     }
 477
 478     importData(file.readAll(), "", conferenceId);
 479 }
 480
 481
 482 void MainWindow::removeConference(int id) {
 483     sqlEngine->deleteConference(id);
 484     conferenceModel->conferenceRemoved();
 485     emit conferenceRemoved();
 486 }
 487
 488
 489 void MainWindow::changeConferenceUrl(int id, const QString& url) {
 490     Conference::getById(id).setUrl(url);
 491 }
 492