git.sur5r.net Git - minitube/blob - src/mediaview.cpp

   1 /* $BEGIN_LICENSE
   2
   3 This file is part of Minitube.
   4 Copyright 2009, Flavio Tordini <flavio.tordini@gmail.com>
   5
   6 Minitube is free software: you can redistribute it and/or modify
   7 it under the terms of the GNU General Public License as published by
   8 the Free Software Foundation, either version 3 of the License, or
   9 (at your option) any later version.
  10
  11 Minitube is distributed in the hope that it will be useful,
  12 but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 GNU General Public License for more details.
  15
  16 You should have received a copy of the GNU General Public License
  17 along with Minitube.  If not, see <http://www.gnu.org/licenses/>.
  18
  19 $END_LICENSE */
  20
  21 #include "mediaview.h"
  22 #include "constants.h"
  23 #include "downloadmanager.h"
  24 #include "http.h"
  25 #include "loadingwidget.h"
  26 #include "mainwindow.h"
  27 #include "minisplitter.h"
  28 #include "playlistmodel.h"
  29 #include "playlistview.h"
  30 #include "refinesearchwidget.h"
  31 #include "sidebarheader.h"
  32 #include "sidebarwidget.h"
  33 #include "temporary.h"
  34 #include "videoarea.h"
  35 #ifdef APP_ACTIVATION
  36 #include "activation.h"
  37 #include "activationview.h"
  38 #endif
  39 #ifdef APP_EXTRA
  40 #include "extra.h"
  41 #endif
  42 #include "channelaggregator.h"
  43 #include "iconutils.h"
  44 #include "searchparams.h"
  45 #include "videosource.h"
  46 #include "ytchannel.h"
  47 #include "ytsearch.h"
  48 #ifdef APP_SNAPSHOT
  49 #include "snapshotsettings.h"
  50 #endif
  51 #include "datautils.h"
  52 #include "idle.h"
  53 #include "videodefinition.h"
  54
  55 #include "searchvideosource.h"
  56 #include "singlevideosource.h"
  57 #include "videoapi.h"
  58
  59 MediaView *MediaView::instance() {
  60     static MediaView *i = new MediaView();
  61     return i;
  62 }
  63
  64 MediaView::MediaView(QWidget *parent)
  65     : View(parent), splitter(nullptr), stopped(false)
  66 #ifdef APP_SNAPSHOT
  67       ,
  68       snapshotSettings(nullptr)
  69 #endif
  70       ,
  71       pauseTime(0) {
  72 }
  73
  74 void MediaView::initialize() {
  75     MainWindow *mainWindow = MainWindow::instance();
  76
  77     QBoxLayout *layout = new QVBoxLayout(this);
  78     layout->setMargin(0);
  79
  80     splitter = new MiniSplitter();
  81     layout->addWidget(splitter);
  82
  83     playlistView = new PlaylistView();
  84     playlistView->setParent(this);
  85     connect(playlistView, SIGNAL(activated(const QModelIndex &)),
  86             SLOT(onItemActivated(const QModelIndex &)));
  87
  88     playlistModel = new PlaylistModel();
  89     connect(playlistModel, &PlaylistModel::activeVideoChanged, this,
  90             &MediaView::activeVideoChanged);
  91     // needed to restore the selection after dragndrop
  92     connect(playlistModel, SIGNAL(needSelectionFor(QVector<Video *>)),
  93             SLOT(selectVideos(QVector<Video *>)));
  94     playlistView->setModel(playlistModel);
  95
  96     connect(playlistView->selectionModel(),
  97             SIGNAL(selectionChanged(const QItemSelection &, const QItemSelection &)),
  98             SLOT(selectionChanged(const QItemSelection &, const QItemSelection &)));
  99
 100     connect(playlistView, SIGNAL(authorPushed(QModelIndex)), SLOT(onAuthorPushed(QModelIndex)));
 101
 102     sidebar = new SidebarWidget(this);
 103     sidebar->setPlaylist(playlistView);
 104     sidebar->setMaximumWidth(playlistView->minimumWidth() * 3);
 105     connect(sidebar->getRefineSearchWidget(), SIGNAL(searchRefined()), SLOT(searchAgain()));
 106     connect(playlistModel, SIGNAL(haveSuggestions(const QStringList &)), sidebar,
 107             SLOT(showSuggestions(const QStringList &)));
 108     connect(sidebar, SIGNAL(suggestionAccepted(QString)), mainWindow, SLOT(search(QString)));
 109     splitter->addWidget(sidebar);
 110
 111     videoAreaWidget = new VideoArea(this);
 112     videoAreaWidget->setListModel(playlistModel);
 113
 114     loadingWidget = new LoadingWidget(this);
 115     videoAreaWidget->setLoadingWidget(loadingWidget);
 116
 117     splitter->addWidget(videoAreaWidget);
 118
 119     // restore splitter state
 120     QSettings settings;
 121     if (settings.contains("splitter"))
 122         splitter->restoreState(settings.value("splitter").toByteArray());
 123     else {
 124         int sidebarDefaultWidth = 180;
 125         splitter->setSizes(QList<int>() << sidebarDefaultWidth
 126                                         << splitter->size().width() - sidebarDefaultWidth);
 127     }
 128     splitter->setChildrenCollapsible(false);
 129     connect(splitter, SIGNAL(splitterMoved(int, int)), SLOT(adjustWindowSize()));
 130
 131     errorTimer = new QTimer(this);
 132     errorTimer->setSingleShot(true);
 133     errorTimer->setInterval(3000);
 134     connect(errorTimer, SIGNAL(timeout()), SLOT(skipVideo()));
 135
 136 #ifdef APP_ACTIVATION
 137     demoTimer = new QTimer(this);
 138     demoTimer->setSingleShot(true);
 139     connect(
 140             demoTimer, &QTimer::timeout, this,
 141             [this] {
 142                 if (media->state() != Media::PlayingState) return;
 143                 media->pause();
 144                 connect(
 145                         ActivationView::instance(), &ActivationView::done, media,
 146                         [this] { media->play(); }, Qt::UniqueConnection);
 147                 MainWindow::instance()->showActivationView();
 148             },
 149             Qt::QueuedConnection);
 150 #endif
 151
 152     connect(videoAreaWidget, SIGNAL(doubleClicked()), mainWindow->getAction("fullscreen"),
 153             SLOT(trigger()));
 154
 155     QAction *refineSearchAction = mainWindow->getAction("refineSearch");
 156     connect(refineSearchAction, SIGNAL(toggled(bool)), sidebar, SLOT(toggleRefineSearch(bool)));
 157
 158     const QVector<const char *> videoActionNames = {
 159 #ifdef APP_SNAPSHOT
 160             "snapshot",
 161 #endif
 162             "webpage",  "pagelink", "videolink",     "openInBrowser", "findVideoParts",
 163             "skip",     "previous", "stopafterthis", "relatedVideos", "refineSearch",
 164             "twitter",  "facebook", "email"};
 165     currentVideoActions.reserve(videoActionNames.size());
 166     for (auto *name : videoActionNames) {
 167         currentVideoActions.append(mainWindow->getAction(name));
 168     }
 169
 170     for (int i = 0; i < 10; ++i) {
 171         QAction *action = new QAction(QString());
 172         action->setShortcut(Qt::Key_0 + i);
 173         action->setAutoRepeat(false);
 174         connect(action, &QAction::triggered, this, [this, i] {
 175             qint64 duration = media->duration();
 176             // dur : pos = 100 : i*10
 177             qint64 position = (duration * (i * 10)) / 100;
 178             media->seek(position);
 179         });
 180         addAction(action);
 181         playingVideoActions << action;
 182     }
 183
 184     QAction *leftAction = new QAction(tr("Rewind %1 seconds").arg(10));
 185     leftAction->setShortcut(Qt::Key_Left);
 186     leftAction->setAutoRepeat(false);
 187     connect(leftAction, &QAction::triggered, this, [this] { media->relativeSeek(-10000); });
 188     addAction(leftAction);
 189     playingVideoActions << leftAction;
 190
 191     QAction *rightAction = new QAction(tr("Fast forward %1 seconds").arg(10));
 192     rightAction->setShortcut(Qt::Key_Right);
 193     rightAction->setAutoRepeat(false);
 194     connect(rightAction, &QAction::triggered, this, [this] { media->relativeSeek(10000); });
 195     addAction(rightAction);
 196     playingVideoActions << rightAction;
 197 }
 198
 199 void MediaView::setMedia(Media *media) {
 200     this->media = media;
 201
 202     videoWidget = media->videoWidget();
 203     videoAreaWidget->setVideoWidget(videoWidget);
 204
 205     connect(media, &Media::finished, this, &MediaView::onPlaybackFinished);
 206     connect(media, &Media::stateChanged, this, &MediaView::mediaStateChanged);
 207     connect(media, &Media::aboutToFinish, this, &MediaView::onAboutToFinish);
 208     connect(media, &Media::bufferStatus, loadingWidget, &LoadingWidget::bufferStatus);
 209 }
 210
 211 SearchParams *MediaView::getSearchParams() {
 212     VideoSource *videoSource = playlistModel->getVideoSource();
 213     if (!videoSource) return nullptr;
 214     auto clazz = videoSource->metaObject()->className();
 215     if (clazz == QLatin1String("SearchVideoSource")) {
 216         auto search = qobject_cast<SearchVideoSource *>(videoSource);
 217         if (search) return search->getSearchParams();
 218     }
 219     return nullptr;
 220 }
 221
 222 void MediaView::search(SearchParams *searchParams) {
 223     if (!searchParams->keywords().isEmpty()) {
 224         if (searchParams->keywords().startsWith("http://") ||
 225             searchParams->keywords().startsWith("https://")) {
 226             QString videoId = YTSearch::videoIdFromUrl(searchParams->keywords());
 227             if (!videoId.isEmpty()) {
 228                 auto source = new SingleVideoSource(this);
 229                 source->setVideoId(videoId);
 230                 setVideoSource(source);
 231
 232                 QTime tstamp = YTSearch::videoTimestampFromUrl(searchParams->keywords());
 233                 pauseTime = QTime(0, 0).msecsTo(tstamp);
 234                 return;
 235             }
 236         }
 237     }
 238
 239     VideoSource *search = new SearchVideoSource(searchParams);
 240     setVideoSource(search);
 241 }
 242
 243 void MediaView::setVideoSource(VideoSource *videoSource, bool addToHistory, bool back) {
 244     Q_UNUSED(back);
 245     stopped = false;
 246     errorTimer->stop();
 247
 248     // qDebug() << "Adding VideoSource" << videoSource->getName() << videoSource;
 249
 250     if (addToHistory) {
 251         int currentIndex = getHistoryIndex();
 252         if (currentIndex >= 0 && currentIndex < history.size() - 1) {
 253             while (history.size() > currentIndex + 1) {
 254                 VideoSource *vs = history.takeLast();
 255                 if (!vs->parent()) {
 256                     qDebug() << "Deleting VideoSource" << vs->getName() << vs;
 257                     vs->deleteLater();
 258                 }
 259             }
 260         }
 261         history.append(videoSource);
 262     }
 263
 264 #ifdef APP_EXTRA
 265     if (history.size() > 1)
 266         Extra::slideTransition(playlistView->viewport(), playlistView->viewport(), back);
 267 #endif
 268
 269     playlistModel->setVideoSource(videoSource);
 270
 271     if (media->state() == Media::StoppedState) {
 272         QSettings settings;
 273         if (settings.value("manualplay", false).toBool()) {
 274             videoAreaWidget->showPickMessage();
 275         }
 276     }
 277
 278     SearchParams *searchParams = getSearchParams();
 279
 280     sidebar->showPlaylist();
 281     sidebar->getRefineSearchWidget()->setSearchParams(searchParams);
 282     sidebar->hideSuggestions();
 283     sidebar->getHeader()->updateInfo();
 284
 285     bool isChannel = searchParams && !searchParams->channelId().isEmpty();
 286     if (isChannel) {
 287         updateSubscriptionActionForChannel(searchParams->channelId());
 288     }
 289     playlistView->setClickableAuthors(!isChannel);
 290 }
 291
 292 void MediaView::searchAgain() {
 293     VideoSource *currentVideoSource = playlistModel->getVideoSource();
 294     setVideoSource(currentVideoSource, false);
 295 }
 296
 297 bool MediaView::canGoBack() {
 298     return getHistoryIndex() > 0;
 299 }
 300
 301 void MediaView::goBack() {
 302     if (history.size() > 1) {
 303         int currentIndex = getHistoryIndex();
 304         if (currentIndex > 0) {
 305             VideoSource *previousVideoSource = history.at(currentIndex - 1);
 306             setVideoSource(previousVideoSource, false, true);
 307         }
 308     }
 309 }
 310
 311 bool MediaView::canGoForward() {
 312     int currentIndex = getHistoryIndex();
 313     return currentIndex >= 0 && currentIndex < history.size() - 1;
 314 }
 315
 316 void MediaView::goForward() {
 317     if (canGoForward()) {
 318         int currentIndex = getHistoryIndex();
 319         VideoSource *nextVideoSource = history.at(currentIndex + 1);
 320         setVideoSource(nextVideoSource, false);
 321     }
 322 }
 323
 324 int MediaView::getHistoryIndex() {
 325     return history.lastIndexOf(playlistModel->getVideoSource());
 326 }
 327
 328 void MediaView::appear() {
 329     MainWindow::instance()->showToolbar();
 330
 331     Video *currentVideo = playlistModel->activeVideo();
 332     if (currentVideo) {
 333         MainWindow::instance()->setWindowTitle(currentVideo->getTitle() + " - " + Constants::NAME);
 334     }
 335
 336     playlistView->setFocus();
 337 }
 338
 339 void MediaView::disappear() {
 340     MainWindow::instance()->hideToolbar();
 341 }
 342
 343 void MediaView::handleError(const QString &message) {
 344     qWarning() << __PRETTY_FUNCTION__ << message;
 345 #ifndef QT_NO_DEBUG_OUTPUT
 346     MainWindow::instance()->showMessage(message);
 347 #endif
 348 }
 349
 350 void MediaView::mediaStateChanged(Media::State state) {
 351     if (pauseTime > 0 && (state == Media::PlayingState || state == Media::BufferingState)) {
 352         qDebug() << "Seeking to" << pauseTime;
 353         media->seek(pauseTime);
 354         media->play();
 355         pauseTime = 0;
 356     }
 357     if (state == Media::PlayingState) {
 358         videoAreaWidget->showVideo();
 359     } else if (state == Media::ErrorState) {
 360         handleError(media->errorString());
 361     }
 362
 363     bool enablePlayingVideoActions = state != Media::StoppedState;
 364     for (QAction *action : qAsConst(playingVideoActions))
 365         action->setEnabled(enablePlayingVideoActions);
 366
 367     if (state == Media::PlayingState) {
 368         bool res = Idle::preventDisplaySleep(QString("%1 is playing").arg(Constants::NAME));
 369         if (!res) qWarning() << "Error disabling idle display sleep" << Idle::displayErrorMessage();
 370     } else if (state == Media::PausedState || state == Media::StoppedState) {
 371         bool res = Idle::allowDisplaySleep();
 372         if (!res) qWarning() << "Error enabling idle display sleep" << Idle::displayErrorMessage();
 373     }
 374 }
 375
 376 void MediaView::pause() {
 377     switch (media->state()) {
 378     case Media::PlayingState:
 379         media->pause();
 380         pauseTimer.start();
 381         break;
 382     default:
 383         if (pauseTimer.hasExpired(60000)) {
 384             pauseTimer.invalidate();
 385             auto activeVideo = playlistModel->activeVideo();
 386             if (activeVideo) {
 387                 connect(activeVideo, &Video::gotStreamUrl, this,
 388                         &MediaView::resumeWithNewStreamUrl);
 389                 activeVideo->loadStreamUrl();
 390             }
 391         } else
 392             media->play();
 393         break;
 394     }
 395 }
 396
 397 QRegExp MediaView::wordRE(const QString &s) {
 398     return QRegExp("\\W" + s + "\\W?", Qt::CaseInsensitive);
 399 }
 400
 401 void MediaView::stop() {
 402     stopped = true;
 403
 404     while (!history.isEmpty()) {
 405         VideoSource *videoSource = history.takeFirst();
 406         // Don't delete videoSource in the Browse view
 407         if (!videoSource->parent()) {
 408             videoSource->deleteLater();
 409         }
 410     }
 411
 412     playlistModel->abortSearch();
 413     videoAreaWidget->clear();
 414     videoAreaWidget->update();
 415     errorTimer->stop();
 416     playlistView->selectionModel()->clearSelection();
 417
 418     MainWindow::instance()->getAction("refineSearch")->setChecked(false);
 419     updateSubscriptionActionForVideo(nullptr, false);
 420 #ifdef APP_ACTIVATION
 421     demoTimer->stop();
 422 #endif
 423
 424     for (QAction *action : qAsConst(currentVideoActions))
 425         action->setEnabled(false);
 426
 427     QAction *a = MainWindow::instance()->getAction("download");
 428     a->setEnabled(false);
 429     a->setVisible(false);
 430
 431     media->stop();
 432     media->clearQueue();
 433     currentVideoId.clear();
 434
 435 #ifdef APP_SNAPSHOT
 436     if (snapshotSettings) {
 437         delete snapshotSettings;
 438         snapshotSettings = nullptr;
 439     }
 440 #endif
 441 }
 442
 443 const QString &MediaView::getCurrentVideoId() {
 444     return currentVideoId;
 445 }
 446
 447 void MediaView::activeVideoChanged(Video *video, Video *previousVideo) {
 448     if (stopped) return;
 449
 450     media->stop();
 451     errorTimer->stop();
 452
 453     if (previousVideo && previousVideo != video) {
 454         if (previousVideo->isLoadingStreamUrl()) previousVideo->abortLoadStreamUrl();
 455     }
 456
 457     // optimize window for 16:9 video
 458     adjustWindowSize();
 459
 460     videoAreaWidget->showLoading(video);
 461
 462     connect(video, &Video::gotStreamUrl, this, &MediaView::gotStreamUrl, Qt::UniqueConnection);
 463     connect(video, SIGNAL(errorStreamUrl(QString)), SLOT(skip()), Qt::UniqueConnection);
 464     video->loadStreamUrl();
 465
 466     // video title in titlebar
 467     MainWindow::instance()->setWindowTitle(video->getTitle() + QLatin1String(" - ") +
 468                                            QLatin1String(Constants::NAME));
 469
 470     // ensure active item is visible
 471     int row = playlistModel->rowForVideo(video);
 472     if (row != -1) {
 473         QModelIndex index = playlistModel->index(row, 0, QModelIndex());
 474         playlistView->scrollTo(index, QAbstractItemView::EnsureVisible);
 475     }
 476
 477     // enable/disable actions
 478     MainWindow::instance()
 479             ->getAction("download")
 480             ->setEnabled(DownloadManager::instance()->itemForVideo(video) == nullptr);
 481     MainWindow::instance()->getAction("previous")->setEnabled(row > 0);
 482     MainWindow::instance()->getAction("stopafterthis")->setEnabled(true);
 483     MainWindow::instance()->getAction("relatedVideos")->setEnabled(true);
 484
 485     bool enableDownload = video->getLicense() == Video::LicenseCC;
 486 #ifdef APP_ACTIVATION
 487     enableDownload = enableDownload || Activation::instance().isLegacy();
 488 #endif
 489 #ifdef APP_DOWNLOADS
 490     enableDownload = true;
 491 #endif
 492     QAction *a = MainWindow::instance()->getAction("download");
 493     a->setEnabled(enableDownload);
 494     a->setVisible(enableDownload);
 495
 496     updateSubscriptionActionForVideo(video, YTChannel::isSubscribed(video->getChannelId()));
 497
 498     for (QAction *action : currentVideoActions)
 499         action->setEnabled(true);
 500
 501 #ifdef APP_SNAPSHOT
 502     if (snapshotSettings) {
 503         delete snapshotSettings;
 504         snapshotSettings = nullptr;
 505         MainWindow::instance()->adjustStatusBarVisibility();
 506     }
 507 #endif
 508
 509     // see you in gotStreamUrl...
 510 }
 511
 512 void MediaView::gotStreamUrl(const QString &streamUrl, const QString &audioUrl) {
 513     if (stopped) return;
 514     if (streamUrl.isEmpty()) {
 515         qWarning() << "Empty stream url";
 516         skip();
 517         return;
 518     }
 519
 520     Video *video = static_cast<Video *>(sender());
 521     if (!video) {
 522         qDebug() << "Cannot get sender in" << __PRETTY_FUNCTION__;
 523         return;
 524     }
 525     video->disconnect(this);
 526
 527     currentVideoId = video->getId();
 528
 529     if (audioUrl.isEmpty()) {
 530         qDebug() << "Playing" << streamUrl;
 531         media->play(streamUrl);
 532     } else {
 533         qDebug() << "Playing" << streamUrl << audioUrl;
 534         media->playSeparateAudioAndVideo(streamUrl, audioUrl);
 535     }
 536
 537     // ensure we always have videos ahead
 538     playlistModel->searchNeeded();
 539
 540     // ensure active item is visible
 541     int row = playlistModel->activeRow();
 542     if (row != -1) {
 543         QModelIndex index = playlistModel->index(row, 0, QModelIndex());
 544         playlistView->scrollTo(index, QAbstractItemView::EnsureVisible);
 545     }
 546
 547 #ifdef APP_ACTIVATION
 548     if (!demoTimer->isActive() && !Activation::instance().isActivated()) {
 549         int ms = (60000 * 2) + (QRandomGenerator::global()->generate() % (60000 * 2));
 550         demoTimer->start(ms);
 551     }
 552 #endif
 553
 554 #ifdef APP_EXTRA
 555     Extra::notify(video->getTitle(), video->getChannelTitle(), video->getFormattedDuration());
 556 #endif
 557
 558     ChannelAggregator::instance()->videoWatched(video);
 559 }
 560
 561 void MediaView::onItemActivated(const QModelIndex &index) {
 562     if (playlistModel->rowExists(index.row())) {
 563         // if it's the current video, just rewind and play
 564         Video *activeVideo = playlistModel->activeVideo();
 565         Video *video = playlistModel->videoAt(index.row());
 566         if (activeVideo && video && activeVideo == video) {
 567             media->play();
 568         } else
 569             playlistModel->setActiveRow(index.row());
 570
 571         // the user doubleclicked on the "Search More" item
 572     } else {
 573         playlistModel->searchMore();
 574         playlistView->selectionModel()->clearSelection();
 575     }
 576 }
 577
 578 void MediaView::skipVideo() {
 579     // skippedVideo is useful for DELAYED skip operations
 580     // in order to be sure that we're skipping the video we wanted
 581     // and not another one
 582     if (skippedVideo) {
 583         if (playlistModel->activeVideo() != skippedVideo) {
 584             qDebug() << "Skip of video canceled";
 585             return;
 586         }
 587         int nextRow = playlistModel->rowForVideo(skippedVideo);
 588         nextRow++;
 589         if (nextRow == -1) return;
 590         playlistModel->setActiveRow(nextRow);
 591     }
 592 }
 593
 594 void MediaView::skip() {
 595     int nextRow = playlistModel->nextRow();
 596     if (nextRow == -1) return;
 597     playlistModel->setActiveRow(nextRow);
 598 }
 599
 600 void MediaView::skipBackward() {
 601     int prevRow = playlistModel->previousRow();
 602     if (prevRow == -1) return;
 603     playlistModel->setActiveRow(prevRow);
 604 }
 605
 606 void MediaView::onAboutToFinish() {
 607
 608 }
 609
 610 void MediaView::onPlaybackFinished() {
 611     if (stopped) return;
 612
 613     const qint64 totalTime = media->duration();
 614     const qint64 currentTime = media->position();
 615     // qDebug() << __PRETTY_FUNCTION__ << mediaObject->currentTime() << totalTime;
 616     // add 10 secs for imprecise Phonon backends (VLC, Xine)
 617     if (currentTime > 0 && currentTime + 10000 < totalTime) {
 618         // mediaObject->seek(currentTime);
 619         QTimer::singleShot(500, this, SLOT(resumePlayback()));
 620     } else {
 621         QAction *stopAfterThisAction = MainWindow::instance()->getAction("stopafterthis");
 622         if (stopAfterThisAction->isChecked()) {
 623             stopAfterThisAction->setChecked(false);
 624         } else
 625             skip();
 626     }
 627 }
 628
 629 void MediaView::resumePlayback() {
 630     if (stopped) return;
 631     const qint64 currentTime = media->position();
 632     // qDebug() << __PRETTY_FUNCTION__ << currentTime;
 633     if (currentTime > 0) media->seek(currentTime);
 634     media->play();
 635 }
 636
 637 void MediaView::openWebPage() {
 638     Video *video = playlistModel->activeVideo();
 639     if (!video) return;
 640     media->pause();
 641     QString url =
 642             video->getWebpage() + QLatin1String("&t=") + QString::number(media->position() / 1000);
 643     QDesktopServices::openUrl(url);
 644 }
 645
 646 void MediaView::copyWebPage() {
 647     Video *video = playlistModel->activeVideo();
 648     if (!video) return;
 649     QString address = video->getWebpage();
 650     QApplication::clipboard()->setText(address);
 651     QString message = tr("You can now paste the YouTube link into another application");
 652     MainWindow::instance()->showMessage(message);
 653 }
 654
 655 void MediaView::copyVideoLink() {
 656     Video *video = playlistModel->activeVideo();
 657     if (!video) return;
 658     QApplication::clipboard()->setText(video->getStreamUrl());
 659     QString message = tr("You can now paste the video stream URL into another application") + ". " +
 660                       tr("The link will be valid only for a limited time.");
 661     MainWindow::instance()->showMessage(message);
 662 }
 663
 664 void MediaView::openInBrowser() {
 665     Video *video = playlistModel->activeVideo();
 666     if (!video) return;
 667     media->pause();
 668     QDesktopServices::openUrl(video->getStreamUrl());
 669 }
 670
 671 void MediaView::removeSelected() {
 672     if (!playlistView->selectionModel()->hasSelection()) return;
 673     QModelIndexList indexes = playlistView->selectionModel()->selectedIndexes();
 674     playlistModel->removeIndexes(indexes);
 675 }
 676
 677 void MediaView::selectVideos(const QVector<Video *> &videos) {
 678     for (Video *video : videos) {
 679         QModelIndex index = playlistModel->indexForVideo(video);
 680         playlistView->selectionModel()->select(index, QItemSelectionModel::Select);
 681         playlistView->scrollTo(index, QAbstractItemView::EnsureVisible);
 682     }
 683 }
 684
 685 void MediaView::selectionChanged(const QItemSelection & /*selected*/,
 686                                  const QItemSelection & /*deselected*/) {
 687     const bool gotSelection = playlistView->selectionModel()->hasSelection();
 688     MainWindow::instance()->getAction("remove")->setEnabled(gotSelection);
 689     MainWindow::instance()->getAction("moveUp")->setEnabled(gotSelection);
 690     MainWindow::instance()->getAction("moveDown")->setEnabled(gotSelection);
 691 }
 692
 693 void MediaView::moveUpSelected() {
 694     if (!playlistView->selectionModel()->hasSelection()) return;
 695
 696     QModelIndexList indexes = playlistView->selectionModel()->selectedIndexes();
 697     std::stable_sort(indexes.begin(), indexes.end());
 698     playlistModel->move(indexes, true);
 699
 700     // set current index after row moves to something more intuitive
 701     int row = indexes.at(0).row();
 702     playlistView->selectionModel()->setCurrentIndex(playlistModel->index(row > 1 ? row : 1),
 703                                                     QItemSelectionModel::NoUpdate);
 704 }
 705
 706 void MediaView::moveDownSelected() {
 707     if (!playlistView->selectionModel()->hasSelection()) return;
 708
 709     QModelIndexList indexes = playlistView->selectionModel()->selectedIndexes();
 710     std::stable_sort(indexes.begin(), indexes.end(),
 711                      [](const QModelIndex &a, const QModelIndex &b) { return b < a; });
 712     playlistModel->move(indexes, false);
 713
 714     // set current index after row moves to something more intuitive
 715     // (respect 1 static item on bottom)
 716     int row = indexes.at(0).row() + 1, max = playlistModel->rowCount() - 2;
 717     playlistView->selectionModel()->setCurrentIndex(playlistModel->index(row > max ? max : row),
 718                                                     QItemSelectionModel::NoUpdate);
 719 }
 720
 721 void MediaView::setSidebarVisibility(bool visible) {
 722     if (sidebar->isVisible() == visible) return;
 723     sidebar->setVisible(visible);
 724     if (visible) {
 725         sidebar->move(0, 0);
 726         sidebar->resize(sidebar->width(), window()->height());
 727         sidebar->raise();
 728         playlistView->setFocus();
 729     }
 730 }
 731
 732 void MediaView::removeSidebar() {
 733     sidebar->hide();
 734     sidebar->setParent(window());
 735 }
 736
 737 void MediaView::restoreSidebar() {
 738     sidebar->show();
 739     splitter->insertWidget(0, sidebar);
 740 }
 741
 742 bool MediaView::isSidebarVisible() {
 743     return sidebar->isVisible();
 744 }
 745
 746 void MediaView::saveSplitterState() {
 747     QSettings settings;
 748     if (splitter) settings.setValue("splitter", splitter->saveState());
 749 }
 750
 751 void MediaView::downloadVideo() {
 752     Video *video = playlistModel->activeVideo();
 753     if (!video) return;
 754     DownloadManager::instance()->addItem(video);
 755     MainWindow::instance()->showActionsInStatusBar({MainWindow::instance()->getAction("downloads")},
 756                                                    true);
 757     QString message = tr("Downloading %1").arg(video->getTitle());
 758     MainWindow::instance()->showMessage(message);
 759 }
 760
 761 #ifdef APP_SNAPSHOT
 762 void MediaView::snapshot() {
 763     qint64 currentTime = media->position() / 1000;
 764
 765     QObject *context = new QObject();
 766     connect(media, &Media::snapshotReady, context,
 767             [this, currentTime, context](const QImage &image) {
 768                 context->deleteLater();
 769
 770                 if (image.isNull()) {
 771                     qWarning() << "Null snapshot";
 772                     return;
 773                 }
 774
 775                 QPixmap pixmap = QPixmap::fromImage(image.scaled(
 776                         videoWidget->size(), Qt::KeepAspectRatio, Qt::SmoothTransformation));
 777                 videoAreaWidget->showSnapshotPreview(pixmap);
 778
 779                 Video *video = playlistModel->activeVideo();
 780                 if (!video) return;
 781
 782                 QString location = SnapshotSettings::getCurrentLocation();
 783                 QDir dir(location);
 784                 if (!dir.exists()) dir.mkpath(location);
 785                 QString basename = video->getTitle();
 786                 QString format = video->getDuration() > 3600 ? "h_mm_ss" : "m_ss";
 787                 basename += " (" + QTime(0, 0, 0).addSecs(currentTime).toString(format) + ")";
 788                 basename = DataUtils::stringToFilename(basename);
 789                 QString filename = location + "/" + basename + ".png";
 790                 qDebug() << filename;
 791                 image.save(filename, "PNG");
 792
 793                 if (snapshotSettings) delete snapshotSettings;
 794                 snapshotSettings = new SnapshotSettings(videoWidget);
 795                 snapshotSettings->setSnapshot(pixmap, filename);
 796                 QStatusBar *statusBar = MainWindow::instance()->statusBar();
 797 #ifdef APP_EXTRA
 798                 Extra::fadeInWidget(statusBar, statusBar);
 799 #endif
 800                 statusBar->insertPermanentWidget(0, snapshotSettings);
 801                 snapshotSettings->show();
 802                 MainWindow::instance()->setStatusBarVisibility(true);
 803             }
 804 #endif
 805     );
 806
 807     media->snapshot();
 808 }
 809
 810 void MediaView::fullscreen() {
 811     videoAreaWidget->setParent(nullptr);
 812     videoAreaWidget->showFullScreen();
 813 }
 814
 815 void MediaView::resumeWithNewStreamUrl(const QString &streamUrl, const QString &audioUrl) {
 816     pauseTime = media->position();
 817
 818     if (audioUrl.isEmpty()) {
 819         qDebug() << "Playing" << streamUrl;
 820         media->play(streamUrl);
 821     } else {
 822         qDebug() << "Playing" << streamUrl << audioUrl;
 823         media->playSeparateAudioAndVideo(streamUrl, audioUrl);
 824     }
 825
 826     Video *video = static_cast<Video *>(sender());
 827     if (!video) {
 828         qDebug() << "Cannot get sender in" << __PRETTY_FUNCTION__;
 829         return;
 830     }
 831     video->disconnect(this);
 832 }
 833
 834 void MediaView::findVideoParts() {
 835     Video *video = playlistModel->activeVideo();
 836     if (!video) return;
 837
 838     QString query = video->getTitle();
 839
 840     const QLatin1String optionalSpace("\\s*");
 841     const QLatin1String staticCounterSeparators("[\\/\\-]");
 842     const QString counterSeparators =
 843             QLatin1String("( of | ") + tr("of", "Used in video parts, as in '2 of 3'") +
 844             QLatin1String(" |") + staticCounterSeparators + QLatin1String(")");
 845
 846     // numbers from 1 to 15
 847     const QLatin1String counterNumber("([1-9]|1[0-5])");
 848
 849     // query.remove(QRegExp(counterSeparators + optionalSpace + counterNumber));
 850     query.remove(QRegExp(counterNumber + optionalSpace + counterSeparators + optionalSpace +
 851                          counterNumber));
 852     query.remove(wordRE("pr?t\\.?" + optionalSpace + counterNumber));
 853     query.remove(wordRE("ep\\.?" + optionalSpace + counterNumber));
 854     query.remove(wordRE("part" + optionalSpace + counterNumber));
 855     query.remove(wordRE("episode" + optionalSpace + counterNumber));
 856     query.remove(wordRE(tr("part", "This is for video parts, as in 'Cool video - part 1'") +
 857                         optionalSpace + counterNumber));
 858     query.remove(wordRE(tr("episode", "This is for video parts, as in 'Cool series - episode 1'") +
 859                         optionalSpace + counterNumber));
 860     query.remove(QRegExp("[\\(\\)\\[\\]]"));
 861
 862 #define NUMBERS "one|two|three|four|five|six|seven|eight|nine|ten"
 863
 864     QRegExp englishNumberRE = QRegExp(QLatin1String(".*(") + NUMBERS + ").*", Qt::CaseInsensitive);
 865     // bool numberAsWords = englishNumberRE.exactMatch(query);
 866     query.remove(englishNumberRE);
 867
 868     QRegExp localizedNumberRE =
 869             QRegExp(QLatin1String(".*(") + tr(NUMBERS) + ").*", Qt::CaseInsensitive);
 870     // if (!numberAsWords) numberAsWords = localizedNumberRE.exactMatch(query);
 871     query.remove(localizedNumberRE);
 872
 873     SearchParams *searchParams = new SearchParams();
 874     searchParams->setTransient(true);
 875     searchParams->setKeywords(query);
 876     searchParams->setChannelId(video->getChannelId());
 877
 878     /*
 879     if (!numberAsWords) {
 880         qDebug() << "We don't have number as words";
 881         // searchParams->setSortBy(SearchParams::SortByNewest);
 882         // TODO searchParams->setReverseOrder(true);
 883         // TODO searchParams->setMax(50);
 884     }
 885     */
 886
 887     search(searchParams);
 888 }
 889
 890 void MediaView::relatedVideos() {
 891     Video *video = playlistModel->activeVideo();
 892     if (!video) return;
 893
 894     auto source = new SingleVideoSource(this);
 895     source->setVideo(video->clone());
 896     setVideoSource(source);
 897
 898     MainWindow::instance()->getAction("relatedVideos")->setEnabled(false);
 899 }
 900
 901 void MediaView::shareViaTwitter() {
 902     Video *video = playlistModel->activeVideo();
 903     if (!video) return;
 904     QUrl url("https://twitter.com/intent/tweet");
 905     QUrlQuery q;
 906     q.addQueryItem("via", "minitubeapp");
 907     q.addQueryItem("text", video->getTitle());
 908     q.addQueryItem("url", video->getWebpage());
 909     url.setQuery(q);
 910     QDesktopServices::openUrl(url);
 911 }
 912
 913 void MediaView::shareViaFacebook() {
 914     Video *video = playlistModel->activeVideo();
 915     if (!video) return;
 916     QUrl url("https://www.facebook.com/sharer.php");
 917     QUrlQuery q;
 918     q.addQueryItem("t", video->getTitle());
 919     q.addQueryItem("u", video->getWebpage());
 920     url.setQuery(q);
 921     QDesktopServices::openUrl(url);
 922 }
 923
 924 void MediaView::shareViaEmail() {
 925     Video *video = playlistModel->activeVideo();
 926     if (!video) return;
 927     QUrl url("mailto:");
 928     QUrlQuery q;
 929     q.addQueryItem("subject", video->getTitle());
 930     const QString body = video->getTitle() + "\n" + video->getWebpage() + "\n\n" +
 931                          tr("Sent from %1").arg(Constants::NAME) + "\n" + Constants::WEBSITE;
 932     q.addQueryItem("body", body);
 933     url.setQuery(q);
 934     QDesktopServices::openUrl(url);
 935 }
 936
 937 void MediaView::onAuthorPushed(QModelIndex index) {
 938     Video *video = playlistModel->videoAt(index.row());
 939     if (!video) return;
 940
 941     QString channelId = video->getChannelId();
 942     // if (channelId.isEmpty()) channelId = video->channelTitle();
 943     if (channelId.isEmpty()) return;
 944
 945     SearchParams *searchParams = new SearchParams();
 946     searchParams->setChannelId(channelId);
 947     searchParams->setSortBy(SearchParams::SortByNewest);
 948
 949     // go!
 950     search(searchParams);
 951 }
 952
 953
 954 void MediaView::updateSubscriptionAction(bool subscribed) {
 955     QAction *subscribeAction = MainWindow::instance()->getAction("subscribeChannel");
 956
 957     QString subscribeTip;
 958     QString subscribeText;
 959
 960     if (currentSubscriptionChannelId.isEmpty()) {
 961         subscribeText = subscribeAction->property("originalText").toString();
 962         subscribeAction->setEnabled(false);
 963     } else if (subscribed) {
 964         subscribeText = tr("Unsubscribe from %1").arg(currentSubscriptionChannelTitle);
 965         subscribeTip = subscribeText;
 966         subscribeAction->setEnabled(true);
 967     } else {
 968         subscribeText = tr("Subscribe to %1").arg(currentSubscriptionChannelTitle);
 969         subscribeTip = subscribeText;
 970         subscribeAction->setEnabled(true);
 971     }
 972     subscribeAction->setText(subscribeText);
 973     subscribeAction->setStatusTip(subscribeTip);
 974
 975     if (subscribed) {
 976         subscribeAction->setIcon(IconUtils::icon("bookmark-remove"));
 977     } else {
 978         subscribeAction->setIcon(IconUtils::icon("bookmark-new"));
 979     }
 980
 981     MainWindow::instance()->setupAction(subscribeAction);
 982 }
 983
 984 void MediaView::updateSubscriptionActionForChannel(const QString & channelId) {
 985     QString channelTitle = tr("channel");
 986     YTChannel *channel = YTChannel::forId(channelId);
 987     if (nullptr != channel && !channel->getDisplayName().isEmpty()) {
 988         channelTitle = channel->getDisplayName();
 989     }
 990
 991     bool subscribed = YTChannel::isSubscribed(channelId);
 992
 993     currentSubscriptionChannelId = channelId;
 994     currentSubscriptionChannelTitle = channelTitle;
 995     updateSubscriptionAction(subscribed);
 996 }
 997
 998 void MediaView::updateSubscriptionActionForVideo(Video *video, bool subscribed) {
 999     if (!video) {
1000         currentSubscriptionChannelId = "";
1001         currentSubscriptionChannelTitle = "";
1002         updateSubscriptionAction(false);
1003     } else {
1004         currentSubscriptionChannelId = video->getChannelId();
1005         currentSubscriptionChannelTitle = video->getChannelTitle();
1006         updateSubscriptionAction(subscribed);
1007     }
1008 }
1009
1010 void MediaView::reloadCurrentVideo() {
1011     Video *video = playlistModel->activeVideo();
1012     if (!video) return;
1013
1014     int oldFormat = video->getDefinitionCode();
1015
1016     QObject *context = new QObject();
1017     connect(video, &Video::gotStreamUrl, context,
1018             [this, oldFormat, video, context](const QString &videoUrl, const QString &audioUrl) {
1019                 context->deleteLater();
1020                 if (oldFormat == video->getDefinitionCode()) return;
1021                 QObject *context2 = new QObject();
1022                 const qint64 position = media->position();
1023                 connect(media, &Media::stateChanged, context2,
1024                         [position, this, context2](Media::State state) {
1025                             if (state == Media::PlayingState) {
1026                                 media->seek(position);
1027                                 context2->deleteLater();
1028                                 Video *video = playlistModel->activeVideo();
1029                                 QString msg = tr("Switched to %1")
1030                                                       .arg(VideoDefinition::forCode(
1031                                                                    video->getDefinitionCode())
1032                                                                    .getName());
1033                                 MainWindow::instance()->showMessage(msg);
1034                             }
1035                         });
1036
1037                 if (audioUrl.isEmpty()) {
1038                     media->play(videoUrl);
1039                 } else {
1040                     media->playSeparateAudioAndVideo(videoUrl, audioUrl);
1041                 }
1042             });
1043     video->loadStreamUrl();
1044 }
1045
1046 void MediaView::toggleSubscription() {
1047     //Video *video = playlistModel->activeVideo();
1048     if (currentSubscriptionChannelId.isEmpty()) {
1049         return;
1050     }
1051
1052     bool subscribed = YTChannel::isSubscribed(currentSubscriptionChannelId);
1053     if (subscribed) {
1054         YTChannel::unsubscribe(currentSubscriptionChannelId);
1055         MainWindow::instance()->showMessage(
1056                 tr("Unsubscribed from %1").arg(currentSubscriptionChannelTitle));
1057     } else {
1058         YTChannel::subscribe(currentSubscriptionChannelId);
1059         MainWindow::instance()->showMessage(tr("Subscribed to %1").arg(currentSubscriptionChannelTitle));
1060     }
1061
1062     updateSubscriptionAction(!subscribed);
1063 }
1064
1065 void MediaView::adjustWindowSize() {
1066     qDebug() << "Adjusting window size";
1067     Video *video = playlistModel->activeVideo();
1068     if (!video) return;
1069     QWidget *window = this->window();
1070     if (!window->isMaximized() && !window->isFullScreen()) {
1071         const double ratio = 16. / 9.;
1072         const double w = (double)videoAreaWidget->width();
1073         const double h = (double)videoAreaWidget->height();
1074         const double currentVideoRatio = w / h;
1075         if (currentVideoRatio != ratio) {
1076             qDebug() << "Adjust size";
1077             int newHeight = std::round((window->height() - h) + (w / ratio));
1078             window->resize(window->width(), newHeight);
1079         }
1080     }
1081 }