/* This file is (c) 2008-2012 Konstantin Isakov * Part of GoldenDict. Licensed under GPLv3 or later, see the LICENSE file */ #include "articleview.hh" #include "externalviewer.hh" #include #include #include #include #include #include #include #include #include #include "folding.hh" #include "wstring_qt.hh" #include "webmultimediadownload.hh" #include "programs.hh" #include "gddebug.hh" #include "ffmpegaudio.hh" #include #include #include "gestures.hh" #include "fulltextsearch.hh" #if QT_VERSION >= 0x040600 #include #include #endif #include #ifdef Q_OS_WIN32 #include #include #endif #include #if defined( Q_OS_WIN32 ) || defined( Q_OS_MAC ) #include "speechclient.hh" #endif using std::map; using std::list; /// AccentMarkHandler class /// /// Remove accent marks from text /// and mirror position in normalized text to original text class AccentMarkHandler { QString normalizedString; QVector< int > accentMarkPos; public: static QChar accentMark() { return QChar( 0x301 ); } /// Create text without accent marks /// and store mark positions void setText( QString const & baseString ) { accentMarkPos.clear(); normalizedString.clear(); int pos = 0; QChar mark = accentMark(); for( int x = 0; x < baseString.length(); x++ ) { if( baseString.at( x ) == mark ) { accentMarkPos.append( pos ); continue; } normalizedString.append( baseString.at( x ) ); pos++; } } /// Return text without accent marks QString const & normalizedText() const { return normalizedString; } /// Convert position into position in original text int mirrorPosition( int const & pos ) const { int newPos = pos; for( int x = 0; x < accentMarkPos.size(); x++ ) { if( accentMarkPos.at( x ) < pos ) newPos++; else break; } return newPos; } }; /// End of DslAccentMark class static QVariant evaluateJavaScriptVariableSafe( QWebFrame * frame, const QString & variable ) { return frame->evaluateJavaScript( QString( "( typeof( %1 ) !== 'undefined' && %1 !== undefined ) ? %1 : null;" ) .arg( variable ) ); } ArticleView::ArticleView( QWidget * parent, ArticleNetworkAccessManager & nm, std::vector< sptr< Dictionary::Class > > const & allDictionaries_, Instances::Groups const & groups_, bool popupView_, Config::Class const & cfg_, QAction & openSearchAction_, QAction * dictionaryBarToggled_, GroupComboBox const * groupComboBox_ ): QFrame( parent ), articleNetMgr( nm ), allDictionaries( allDictionaries_ ), groups( groups_ ), popupView( popupView_ ), cfg( cfg_ ), pasteAction( this ), articleUpAction( this ), articleDownAction( this ), goBackAction( this ), goForwardAction( this ), selectCurrentArticleAction( this ), copyAsTextAction( this ), inspectAction( this ), openSearchAction( openSearchAction_ ), searchIsOpened( false ), dictionaryBarToggled( dictionaryBarToggled_ ), groupComboBox( groupComboBox_ ), ftsSearchIsOpened( false ), ftsSearchMatchCase( false ), ftsPosition( 0 ) { ui.setupUi( this ); ui.definition->setUp( const_cast< Config::Class * >( &cfg ) ); goBackAction.setShortcut( QKeySequence( "Alt+Left" ) ); ui.definition->addAction( &goBackAction ); connect( &goBackAction, SIGNAL( triggered() ), this, SLOT( back() ) ); goForwardAction.setShortcut( QKeySequence( "Alt+Right" ) ); ui.definition->addAction( &goForwardAction ); connect( &goForwardAction, SIGNAL( triggered() ), this, SLOT( forward() ) ); ui.definition->pageAction( QWebPage::Copy )->setShortcut( QKeySequence::Copy ); ui.definition->addAction( ui.definition->pageAction( QWebPage::Copy ) ); QAction * selectAll = ui.definition->pageAction( QWebPage::SelectAll ); selectAll->setShortcut( QKeySequence::SelectAll ); selectAll->setShortcutContext( Qt::WidgetWithChildrenShortcut ); ui.definition->addAction( selectAll ); ui.definition->setContextMenuPolicy( Qt::CustomContextMenu ); ui.definition->page()->setLinkDelegationPolicy( QWebPage::DelegateAllLinks ); ui.definition->page()->setNetworkAccessManager( &articleNetMgr ); connect( ui.definition, SIGNAL( loadFinished( bool ) ), this, SLOT( loadFinished( bool ) ) ); attachToJavaScript(); connect( ui.definition->page()->mainFrame(), SIGNAL( javaScriptWindowObjectCleared() ), this, SLOT( attachToJavaScript() ) ); connect( ui.definition, SIGNAL( titleChanged( QString const & ) ), this, SLOT( handleTitleChanged( QString const & ) ) ); connect( ui.definition, SIGNAL( urlChanged( QUrl const & ) ), this, SLOT( handleUrlChanged( QUrl const & ) ) ); connect( ui.definition, SIGNAL( customContextMenuRequested( QPoint const & ) ), this, SLOT( contextMenuRequested( QPoint const & ) ) ); connect( ui.definition, SIGNAL( linkClicked( QUrl const & ) ), this, SLOT( linkClicked( QUrl const & ) ) ); connect( ui.definition->page(), SIGNAL( linkHovered ( const QString &, const QString &, const QString & ) ), this, SLOT( linkHovered ( const QString &, const QString &, const QString & ) ) ); connect( ui.definition, SIGNAL(doubleClicked()),this,SLOT(doubleClicked()) ); pasteAction.setShortcut( QKeySequence::Paste ); ui.definition->addAction( &pasteAction ); connect( &pasteAction, SIGNAL( triggered() ), this, SLOT( pasteTriggered() ) ); articleUpAction.setShortcut( QKeySequence( "Alt+Up" ) ); ui.definition->addAction( &articleUpAction ); connect( &articleUpAction, SIGNAL( triggered() ), this, SLOT( moveOneArticleUp() ) ); articleDownAction.setShortcut( QKeySequence( "Alt+Down" ) ); ui.definition->addAction( &articleDownAction ); connect( &articleDownAction, SIGNAL( triggered() ), this, SLOT( moveOneArticleDown() ) ); ui.definition->addAction( &openSearchAction ); connect( &openSearchAction, SIGNAL( triggered() ), this, SLOT( openSearch() ) ); selectCurrentArticleAction.setShortcut( QKeySequence( "Ctrl+Shift+A" )); selectCurrentArticleAction.setText( tr( "Select Current Article" ) ); ui.definition->addAction( &selectCurrentArticleAction ); connect( &selectCurrentArticleAction, SIGNAL( triggered() ), this, SLOT( selectCurrentArticle() ) ); copyAsTextAction.setShortcut( QKeySequence( "Ctrl+Shift+C" ) ); copyAsTextAction.setText( tr( "Copy as text" ) ); ui.definition->addAction( ©AsTextAction ); connect( ©AsTextAction, SIGNAL( triggered() ), this, SLOT( copyAsText() ) ); inspectAction.setShortcut( QKeySequence( Qt::Key_F12 ) ); inspectAction.setText( tr( "Inspect" ) ); ui.definition->addAction( &inspectAction ); connect( &inspectAction, SIGNAL( triggered() ), this, SLOT( inspect() ) ); ui.definition->installEventFilter( this ); ui.searchFrame->installEventFilter( this ); ui.ftsSearchFrame->installEventFilter( this ); // Load the default blank page instantly, so there would be no flicker. QString contentType; QUrl blankPage( "gdlookup://localhost?blank=1" ); sptr< Dictionary::DataRequest > r = articleNetMgr.getResource( blankPage, contentType ); ui.definition->setHtml( QString::fromUtf8( &( r->getFullData().front() ), r->getFullData().size() ), blankPage ); expandOptionalParts = cfg.preferences.alwaysExpandOptionalParts; #if QT_VERSION >= QT_VERSION_CHECK(4, 6, 0) ui.definition->grabGesture( Gestures::GDPinchGestureType ); ui.definition->grabGesture( Gestures::GDSwipeGestureType ); #endif // Variable name for store current selection range rangeVarName = QString( "sr_%1" ).arg( QString::number( (quint64)this, 16 ) ); } // explicitly report the minimum size, to avoid // sidebar widgets' improper resize during restore QSize ArticleView::minimumSizeHint() const { return ui.searchFrame->minimumSizeHint(); } void ArticleView::setGroupComboBox( GroupComboBox const * g ) { groupComboBox = g; } ArticleView::~ArticleView() { cleanupTemp(); #ifndef DISABLE_INTERNAL_PLAYER if ( cfg.preferences.useInternalPlayer ) Ffmpeg::AudioPlayer::instance().stop(); #endif #if QT_VERSION >= QT_VERSION_CHECK(4, 6, 0) ui.definition->ungrabGesture( Gestures::GDPinchGestureType ); ui.definition->ungrabGesture( Gestures::GDSwipeGestureType ); #endif } void ArticleView::showDefinition( QString const & word, unsigned group, QString const & scrollTo, Contexts const & contexts_ ) { #ifndef DISABLE_INTERNAL_PLAYER // first, let's stop the player if ( cfg.preferences.useInternalPlayer ) Ffmpeg::AudioPlayer::instance().stop(); #endif QUrl req; Contexts contexts( contexts_ ); req.setScheme( "gdlookup" ); req.setHost( "localhost" ); req.addQueryItem( "word", word ); req.addQueryItem( "group", QString::number( group ) ); if ( scrollTo.size() ) req.addQueryItem( "scrollto", scrollTo ); Contexts::Iterator pos = contexts.find( "gdanchor" ); if( pos != contexts.end() ) { req.addQueryItem( "gdanchor", contexts[ "gdanchor" ] ); contexts.erase( pos ); } if ( contexts.size() ) { QBuffer buf; buf.open( QIODevice::WriteOnly ); QDataStream stream( &buf ); stream << contexts; buf.close(); req.addQueryItem( "contexts", QString::fromLatin1( buf.buffer().toBase64() ) ); } QString mutedDicts = getMutedForGroup( group ); if ( mutedDicts.size() ) req.addQueryItem( "muted", mutedDicts ); // Update both histories (pages history and headwords history) saveHistoryUserData(); emit sendWordToHistory( word ); // Any search opened is probably irrelevant now closeSearch(); // Clear highlight all button selection ui.highlightAllButton->setChecked(false); emit setExpandMode( expandOptionalParts ); ui.definition->load( req ); //QApplication::setOverrideCursor( Qt::WaitCursor ); ui.definition->setCursor( Qt::WaitCursor ); } void ArticleView::showDefinition( QString const & word, QStringList const & dictIDs, QRegExp const & searchRegExp, unsigned group ) { if( dictIDs.isEmpty() ) return; #ifndef DISABLE_INTERNAL_PLAYER // first, let's stop the player if ( cfg.preferences.useInternalPlayer ) Ffmpeg::AudioPlayer::instance().stop(); #endif QUrl req; req.setScheme( "gdlookup" ); req.setHost( "localhost" ); req.addQueryItem( "word", word ); req.addQueryItem( "dictionaries", dictIDs.join( ",") ); req.addQueryItem( "regexp", searchRegExp.pattern() ); if( searchRegExp.caseSensitivity() == Qt::CaseSensitive ) req.addQueryItem( "matchcase", "1" ); if( searchRegExp.patternSyntax() == QRegExp::WildcardUnix ) req.addQueryItem( "wildcards", "1" ); req.addQueryItem( "group", QString::number( group ) ); // Update both histories (pages history and headwords history) saveHistoryUserData(); emit sendWordToHistory( word ); // Any search opened is probably irrelevant now closeSearch(); // Clear highlight all button selection ui.highlightAllButton->setChecked(false); emit setExpandMode( expandOptionalParts ); ui.definition->load( req ); //QApplication::setOverrideCursor( Qt::WaitCursor ); ui.definition->setCursor( Qt::WaitCursor ); } void ArticleView::showAnticipation() { ui.definition->setHtml( "" ); ui.definition->setCursor( Qt::WaitCursor ); //QApplication::setOverrideCursor( Qt::WaitCursor ); } void ArticleView::loadFinished( bool ) { QUrl url = ui.definition->url(); // See if we have any iframes in need of expansion QList< QWebFrame * > frames = ui.definition->page()->mainFrame()->childFrames(); bool wereFrames = false; for( QList< QWebFrame * >::iterator i = frames.begin(); i != frames.end(); ++i ) { if ( (*i)->frameName().startsWith( "gdexpandframe-" ) ) { //DPRINTF( "Name: %s\n", (*i)->frameName().toUtf8().data() ); //DPRINTF( "Size: %d\n", (*i)->contentsSize().height() ); //DPRINTF( ">>>>>>>>Height = %s\n", (*i)->evaluateJavaScript( "document.body.offsetHeight;" ).toString().toUtf8().data() ); // Set the height ui.definition->page()->mainFrame()->evaluateJavaScript( QString( "document.getElementById('%1').height = %2;" ). arg( (*i)->frameName() ). arg( (*i)->contentsSize().height() ) ); // Show it ui.definition->page()->mainFrame()->evaluateJavaScript( QString( "document.getElementById('%1').style.display = 'block';" ). arg( (*i)->frameName() ) ); (*i)->evaluateJavaScript( "var gdLastUrlText;" ); (*i)->evaluateJavaScript( "document.addEventListener( 'click', function() { gdLastUrlText = window.event.srcElement.textContent; }, true );" ); (*i)->evaluateJavaScript( "document.addEventListener( 'contextmenu', function() { gdLastUrlText = window.event.srcElement.textContent; }, true );" ); wereFrames = true; } } if ( wereFrames ) { // There's some sort of glitch -- sometimes you need to move a mouse QMouseEvent ev( QEvent::MouseMove, QPoint(), Qt::MouseButton(), 0, 0 ); qApp->sendEvent( ui.definition, &ev ); } QVariant userDataVariant = ui.definition->history()->currentItem().userData(); if ( userDataVariant.type() == QVariant::Map ) { QMap< QString, QVariant > userData = userDataVariant.toMap(); QString currentArticle = userData.value( "currentArticle" ).toString(); if ( currentArticle.size() ) { // There's an active article saved, so set it to be active. setCurrentArticle( currentArticle ); } double sx = 0, sy = 0; if ( userData.value( "sx" ).type() == QVariant::Double ) sx = userData.value( "sx" ).toDouble(); if ( userData.value( "sy" ).type() == QVariant::Double ) sy = userData.value( "sy" ).toDouble(); if ( sx != 0 || sy != 0 ) { // Restore scroll position ui.definition->page()->mainFrame()->evaluateJavaScript( QString( "window.scroll( %1, %2 );" ).arg( sx ).arg( sy ) ); } } else if ( url.queryItemValue( "scrollto" ).startsWith( "gdfrom-" ) ) { // There is no active article saved in history, but we have it as a parameter. // setCurrentArticle will save it and scroll there. setCurrentArticle( url.queryItemValue( "scrollto" ), true ); } ui.definition->unsetCursor(); //QApplication::restoreOverrideCursor(); // Expand collapsed article if only one loaded ui.definition->page()->mainFrame()->evaluateJavaScript( QString( "gdCheckArticlesNumber();" ) ); // Jump to current article after page reloading if( !articleToJump.isEmpty() ) { setCurrentArticle( articleToJump, true ); articleToJump.clear(); } #if QT_VERSION >= QT_VERSION_CHECK(4, 6, 0) if( !url.queryItemValue( "gdanchor" ).isEmpty() ) { QString anchor = QUrl::fromPercentEncoding( url.encodedQueryItemValue( "gdanchor" ) ); // Find GD anchor on page int n = anchor.indexOf( '_' ); if( n == 32 ) // MDict pattern: (dictionary ID (32 chars))_(articleID(quint64, hex))_(original anchor) n = anchor.indexOf( '_', n + 1 ); else n = 0; if( n > 0 ) { QString originalAnchor = anchor.mid( n + 1 ); QRegExp rx; rx.setMinimal( true ); rx.setPattern( anchor.left( 33 ) + "[0-9a-f]*_" + originalAnchor ); QWebElementCollection coll = ui.definition->page()->mainFrame()->findAllElements( "a[name]" ); for( QWebElementCollection::iterator it = coll.begin(); it != coll.end(); ++it ) { QString name = (*it).attribute( "name" ); if( rx.indexIn( name ) >= 0 ) { // Anchor found, jump to it url.setFragment( rx.cap( 0 ) ); ui.definition->page()->mainFrame()->evaluateJavaScript( QString( "window.location = \"%1\"" ).arg( QString::fromUtf8( url.toEncoded() ) ) ); break; } } } else { url.setFragment( anchor ); ui.definition->page()->mainFrame()->evaluateJavaScript( QString( "window.location = \"%1\"" ).arg( QString::fromUtf8( url.toEncoded() ) ) ); } } #endif emit pageLoaded( this ); if( ui.definition->url().hasQueryItem( "regexp" ) ) highlightFTSResults(); } void ArticleView::handleTitleChanged( QString const & title ) { emit titleChanged( this, title ); } void ArticleView::handleUrlChanged( QUrl const & url ) { QIcon icon; unsigned group = getGroup( url ); if ( group ) { // Find the group's instance corresponding to the fragment value for( unsigned x = 0; x < groups.size(); ++x ) if ( groups[ x ].id == group ) { // Found it icon = groups[ x ].makeIcon(); break; } } emit iconChanged( this, icon ); } unsigned ArticleView::getGroup( QUrl const & url ) { if ( url.scheme() == "gdlookup" && url.hasQueryItem( "group" ) ) return url.queryItemValue( "group" ).toUInt(); return 0; } QStringList ArticleView::getArticlesList() { return evaluateJavaScriptVariableSafe( ui.definition->page()->mainFrame(), "gdArticleContents" ) .toString().trimmed().split( ' ', QString::SkipEmptyParts ); } QString ArticleView::getActiveArticleId() { QString currentArticle = getCurrentArticle(); if ( !currentArticle.startsWith( "gdfrom-" ) ) return QString(); // Incorrect id return currentArticle.mid( 7 ); } QString ArticleView::getCurrentArticle() { QVariant v = evaluateJavaScriptVariableSafe( ui.definition->page()->mainFrame(), "gdCurrentArticle" ); if ( v.type() == QVariant::String ) return v.toString(); else return QString(); } void ArticleView::jumpToDictionary( QString const & id, bool force ) { QString targetArticle = "gdfrom-" + id; // jump only if neceessary, or when forced if ( force || targetArticle != getCurrentArticle() ) { setCurrentArticle( targetArticle, true ); } } void ArticleView::setCurrentArticle( QString const & id, bool moveToIt ) { if ( !id.startsWith( "gdfrom-" ) ) return; // Incorrect id if ( !ui.definition->isVisible() ) return; // No action on background page, scrollIntoView there don't work if ( getArticlesList().contains( id.mid( 7 ) ) ) { if ( moveToIt ) ui.definition->page()->mainFrame()->evaluateJavaScript( QString( "document.getElementById('%1').scrollIntoView(true);" ).arg( id ) ); QMap< QString, QVariant > userData = ui.definition->history()-> currentItem().userData().toMap(); userData[ "currentArticle" ] = id; ui.definition->history()->currentItem().setUserData( userData ); ui.definition->page()->mainFrame()->evaluateJavaScript( QString( "gdMakeArticleActive( '%1' );" ).arg( id.mid( 7 ) ) ); } } void ArticleView::selectCurrentArticle() { ui.definition->page()->mainFrame()->evaluateJavaScript( QString( "gdSelectArticle( '%1' );" ).arg( getActiveArticleId() ) ); } bool ArticleView::isFramedArticle( QString const & ca ) { if ( ca.isEmpty() ) return false; return ui.definition->page()->mainFrame()-> evaluateJavaScript( QString( "!!document.getElementById('gdexpandframe-%1');" ).arg( ca.mid( 7 ) ) ).toBool(); } bool ArticleView::isExternalLink( QUrl const & url ) { return url.scheme() == "http" || url.scheme() == "https" || url.scheme() == "ftp" || url.scheme() == "mailto" || url.scheme() == "file"; } void ArticleView::tryMangleWebsiteClickedUrl( QUrl & url, Contexts & contexts ) { // Don't try mangling audio urls, even if they are from the framed websites if( ( url.scheme() == "http" || url.scheme() == "https" ) && ! Dictionary::WebMultimediaDownload::isAudioUrl( url ) ) { // Maybe a link inside a website was clicked? QString ca = getCurrentArticle(); if ( isFramedArticle( ca ) ) { QVariant result = evaluateJavaScriptVariableSafe( ui.definition->page()->currentFrame(), "gdLastUrlText" ); if ( result.type() == QVariant::String ) { // Looks this way contexts[ ca.mid( 7 ) ] = QString::fromLatin1( url.toEncoded() ); QUrl target; QString queryWord = result.toString(); // Empty requests are treated as no request, so we work this around by // adding a space. if ( queryWord.isEmpty() ) queryWord = " "; target.setScheme( "gdlookup" ); target.setHost( "localhost" ); target.setPath( "/" + queryWord ); url = target; } } } } void ArticleView::updateCurrentArticleFromCurrentFrame( QWebFrame * frame ) { if ( !frame ) frame = ui.definition->page()->currentFrame(); for( ; frame; frame = frame->parentFrame() ) { QString frameName = frame->frameName(); if ( frameName.startsWith( "gdexpandframe-" ) ) { QString newCurrent = "gdfrom-" + frameName.mid( 14 ); if ( getCurrentArticle() != newCurrent ) setCurrentArticle( newCurrent, false ); break; } } } void ArticleView::saveHistoryUserData() { QMap< QString, QVariant > userData = ui.definition->history()-> currentItem().userData().toMap(); // Save current article, which can be empty userData[ "currentArticle" ] = getCurrentArticle(); // We also save window position. We restore it when the page is fully loaded, // when any hidden frames are expanded. userData[ "sx" ] = ui.definition->page()->mainFrame()->evaluateJavaScript( "window.scrollX;" ).toDouble(); userData[ "sy" ] = ui.definition->page()->mainFrame()->evaluateJavaScript( "window.scrollY;" ).toDouble(); ui.definition->history()->currentItem().setUserData( userData ); } void ArticleView::cleanupTemp() { if ( desktopOpenedTempFile.size() ) { QFile( desktopOpenedTempFile ).remove(); desktopOpenedTempFile.clear(); } } bool ArticleView::handleF3( QObject * /*obj*/, QEvent * ev ) { if ( ev->type() == QEvent::ShortcutOverride || ev->type() == QEvent::KeyPress ) { QKeyEvent * ke = static_cast( ev ); if ( ke->key() == Qt::Key_F3 && isSearchOpened() ) { if ( !ke->modifiers() ) { if( ev->type() == QEvent::KeyPress ) on_searchNext_clicked(); ev->accept(); return true; } if ( ke->modifiers() == Qt::ShiftModifier ) { if( ev->type() == QEvent::KeyPress ) on_searchPrevious_clicked(); ev->accept(); return true; } } if ( ke->key() == Qt::Key_F3 && ftsSearchIsOpened ) { if ( !ke->modifiers() ) { if( ev->type() == QEvent::KeyPress ) on_ftsSearchNext_clicked(); ev->accept(); return true; } if ( ke->modifiers() == Qt::ShiftModifier ) { if( ev->type() == QEvent::KeyPress ) on_ftsSearchPrevious_clicked(); ev->accept(); return true; } } } return false; } bool ArticleView::eventFilter( QObject * obj, QEvent * ev ) { #if QT_VERSION >= QT_VERSION_CHECK(4, 6, 0) if( ev->type() == QEvent::Gesture ) { Gestures::GestureResult result; QPoint pt; bool handled = Gestures::handleGestureEvent( obj, ev, result, pt ); if( handled ) { if( result == Gestures::ZOOM_IN ) zoomIn(); else if( result == Gestures::ZOOM_OUT ) zoomOut(); else if( result == Gestures::SWIPE_LEFT ) back(); else if( result == Gestures::SWIPE_RIGHT ) forward(); else if( result == Gestures::SWIPE_UP || result == Gestures::SWIPE_DOWN ) { int delta = result == Gestures::SWIPE_UP ? -120 : 120; QWidget *widget = static_cast< QWidget * >( obj ); QWidget *child = widget->childAt( widget->mapFromGlobal( pt ) ); if( child ) { QWheelEvent whev( child->mapFromGlobal( pt ), pt, delta, Qt::NoButton, Qt::NoModifier ); qApp->sendEvent( child, &whev ); } else { QWheelEvent whev( widget->mapFromGlobal( pt ), pt, delta, Qt::NoButton, Qt::NoModifier ); qApp->sendEvent( widget, &whev ); } } } return handled; } if( ev->type() == QEvent::MouseMove ) { if( Gestures::isFewTouchPointsPresented() ) { ev->accept(); return true; } } #endif if ( handleF3( obj, ev ) ) { return true; } if ( obj == ui.definition ) { if ( ev->type() == QEvent::MouseButtonPress ) { QMouseEvent * event = static_cast< QMouseEvent * >( ev ); if ( event->button() == Qt::XButton1 ) { back(); return true; } if ( event->button() == Qt::XButton2 ) { forward(); return true; } } else if ( ev->type() == QEvent::KeyPress ) { QKeyEvent * keyEvent = static_cast< QKeyEvent * >( ev ); if ( keyEvent->modifiers() & ( Qt::ControlModifier | Qt::AltModifier | Qt::MetaModifier ) ) return false; // A non-typing modifier is pressed if ( keyEvent->key() == Qt::Key_Space || keyEvent->key() == Qt::Key_Backspace || keyEvent->key() == Qt::Key_Tab || keyEvent->key() == Qt::Key_Backtab || keyEvent->key() == Qt::Key_Return || keyEvent->key() == Qt::Key_Enter ) return false; // Those key have other uses than to start typing QString text = keyEvent->text(); if ( text.size() ) { emit typingEvent( text ); return true; } } } else return QFrame::eventFilter( obj, ev ); return false; } QString ArticleView::getMutedForGroup( unsigned group ) { if ( dictionaryBarToggled && dictionaryBarToggled->isChecked() ) { // Dictionary bar is active -- mute the muted dictionaries Instances::Group const * groupInstance = groups.findGroup( group ); // Find muted dictionaries for current group Config::Group const * grp = cfg.getGroup( group ); Config::MutedDictionaries const * mutedDictionaries; if( group == Instances::Group::AllGroupId ) mutedDictionaries = popupView ? &cfg.popupMutedDictionaries : &cfg.mutedDictionaries; else mutedDictionaries = grp ? ( popupView ? &grp->popupMutedDictionaries : &grp->mutedDictionaries ) : 0; if( !mutedDictionaries ) return QString(); QStringList mutedDicts; if ( groupInstance ) { for( unsigned x = 0; x < groupInstance->dictionaries.size(); ++x ) { QString id = QString::fromStdString( groupInstance->dictionaries[ x ]->getId() ); if ( mutedDictionaries->contains( id ) ) mutedDicts.append( id ); } } if ( mutedDicts.size() ) return mutedDicts.join( "," ); } return QString(); } void ArticleView::linkHovered ( const QString & link, const QString & , const QString & ) { QString msg; QUrl url(link); if ( url.scheme() == "bres" ) { msg = tr( "Resource" ); } else if ( url.scheme() == "gdau" || Dictionary::WebMultimediaDownload::isAudioUrl( url ) ) { msg = tr( "Audio" ); } else if ( url.scheme() == "gdtts" ) { msg = tr( "TTS Voice" ); } else if ( url.scheme() == "gdpicture" ) { msg = tr( "Picture" ); } else if ( url.scheme() == "gdvideo" ) { if ( url.path().isEmpty() ) { msg = tr( "Video" ); } else { QString path = url.path(); if ( path.startsWith( '/' ) ) { path = path.mid( 1 ); } msg = tr( "Video: %1" ).arg( path ); } } else if (url.scheme() == "gdlookup" || url.scheme().compare( "bword" ) == 0) { QString def = url.path(); if (def.startsWith("/")) { def = def.mid( 1 ); } if( url.hasQueryItem( "dict" ) ) { // Link to other dictionary QString dictName( url.queryItemValue( "dict" ) ); if( !dictName.isEmpty() ) msg = tr( "Definition from dictionary \"%1\": %2" ).arg( dictName ).arg( def ); } if( msg.isEmpty() ) msg = tr( "Definition: %1").arg( def ); } else { msg = link; } emit statusBarMessage( msg ); } void ArticleView::attachToJavaScript() { ui.definition->page()->mainFrame()->addToJavaScriptWindowObject( QString( "articleview" ), this ); } void ArticleView::linkClicked( QUrl const & url_ ) { updateCurrentArticleFromCurrentFrame(); QUrl url( url_ ); Contexts contexts; tryMangleWebsiteClickedUrl( url, contexts ); Qt::KeyboardModifiers kmod = QApplication::keyboardModifiers(); if ( !popupView && ( ui.definition->isMidButtonPressed() || ( kmod & ( Qt::ControlModifier | Qt::ShiftModifier ) ) ) ) { // Mid button or Control/Shift is currently pressed - open the link in new tab emit openLinkInNewTab( url, ui.definition->url(), getCurrentArticle(), contexts ); } else openLink( url, ui.definition->url(), getCurrentArticle(), contexts ); } void ArticleView::openLink( QUrl const & url, QUrl const & ref, QString const & scrollTo, Contexts const & contexts_ ) { qDebug() << "clicked" << url; Contexts contexts( contexts_ ); if( url.scheme().compare( "gdpicture" ) == 0 ) ui.definition->load( url ); else if ( url.scheme().compare( "bword" ) == 0 ) { if( ref.hasQueryItem( "dictionaries" ) ) { QStringList dictsList = ref.queryItemValue( "dictionaries" ) .split( ",", QString::SkipEmptyParts ); showDefinition( url.path(), dictsList, QRegExp(), getGroup( ref ) ); } else showDefinition( url.path(), getGroup( ref ), scrollTo, contexts ); } else if ( url.scheme() == "gdlookup" ) // Plain html links inherit gdlookup scheme { if ( url.hasFragment() ) { ui.definition->page()->mainFrame()->evaluateJavaScript( QString( "window.location = \"%1\"" ).arg( QString::fromUtf8( url.toEncoded() ) ) ); } else { if( ref.hasQueryItem( "dictionaries" ) ) { // Specific dictionary group from full-text search QStringList dictsList = ref.queryItemValue( "dictionaries" ) .split( ",", QString::SkipEmptyParts ); showDefinition( url.path().mid( 1 ), dictsList, QRegExp(), getGroup( ref ) ); return; } QString newScrollTo( scrollTo ); if( url.hasQueryItem( "dict" ) ) { // Link to other dictionary QString dictName( url.queryItemValue( "dict" ) ); for( unsigned i = 0; i < allDictionaries.size(); i++ ) { if( dictName.compare( QString::fromUtf8( allDictionaries[ i ]->getName().c_str() ) ) == 0 ) { newScrollTo = QString( "gdfrom-" ) + QString::fromUtf8( allDictionaries[ i ]->getId().c_str() ); break; } } } if( url.hasQueryItem( "gdanchor" ) ) contexts[ "gdanchor" ] = url.queryItemValue( "gdanchor" ); showDefinition( url.path().mid( 1 ), getGroup( ref ), newScrollTo, contexts ); } } else if ( url.scheme() == "bres" || url.scheme() == "gdau" || url.scheme() == "gdvideo" || Dictionary::WebMultimediaDownload::isAudioUrl( url ) ) { // Download it // Clear any pending ones resourceDownloadRequests.clear(); resourceDownloadUrl = url; if ( Dictionary::WebMultimediaDownload::isAudioUrl( url ) ) { sptr< Dictionary::DataRequest > req = new Dictionary::WebMultimediaDownload( url, articleNetMgr ); resourceDownloadRequests.push_back( req ); connect( req.get(), SIGNAL( finished() ), this, SLOT( resourceDownloadFinished() ) ); } else if ( url.scheme() == "gdau" && url.host() == "search" ) { // Since searches should be limited to current group, we just do them // here ourselves since otherwise we'd need to pass group id to netmgr // and it should've been having knowledge of the current groups, too. unsigned currentGroup = getGroup( ref ); std::vector< sptr< Dictionary::Class > > const * activeDicts = 0; if ( groups.size() ) { for( unsigned x = 0; x < groups.size(); ++x ) if ( groups[ x ].id == currentGroup ) { activeDicts = &( groups[ x ].dictionaries ); break; } } else activeDicts = &allDictionaries; if ( activeDicts ) for( unsigned x = 0; x < activeDicts->size(); ++x ) { try { sptr< Dictionary::DataRequest > req = (*activeDicts)[ x ]->getResource( url.path().mid( 1 ).toUtf8().data() ); if ( req->isFinished() && req->dataSize() >= 0 ) { // A request was instantly finished with success. // If we've managed to spawn some lingering requests already, // erase them. resourceDownloadRequests.clear(); // Handle the result resourceDownloadRequests.push_back( req ); resourceDownloadFinished(); return; } else if ( !req->isFinished() ) { resourceDownloadRequests.push_back( req ); connect( req.get(), SIGNAL( finished() ), this, SLOT( resourceDownloadFinished() ) ); } } catch( std::exception & e ) { emit statusBarMessage( tr( "ERROR: %1" ).arg( e.what() ), 10000, QPixmap( ":/icons/error.png" ) ); } } } else { // Normal resource download QString contentType; sptr< Dictionary::DataRequest > req = articleNetMgr.getResource( url, contentType ); if ( !req.get() ) { // Request failed, fail } else if ( req->isFinished() && req->dataSize() >= 0 ) { // Have data ready, handle it resourceDownloadRequests.push_back( req ); resourceDownloadFinished(); return; } else if ( !req->isFinished() ) { // Queue to be handled when done resourceDownloadRequests.push_back( req ); connect( req.get(), SIGNAL( finished() ), this, SLOT( resourceDownloadFinished() ) ); } } if ( resourceDownloadRequests.empty() ) // No requests were queued { QMessageBox::critical( this, "GoldenDict", tr( "The referenced resource doesn't exist." ) ); return; } else resourceDownloadFinished(); // Check any requests finished already } else if ( url.scheme() == "gdprg" ) { // Program. Run it. QString id( url.host() ); for( Config::Programs::const_iterator i = cfg.programs.begin(); i != cfg.programs.end(); ++i ) { if ( i->id == id ) { // Found the corresponding program. Programs::RunInstance * req = new Programs::RunInstance; connect( req, SIGNAL(finished(QByteArray,QString)), req, SLOT( deleteLater() ) ); QString error; // Delete the request if it fails to start if ( !req->start( *i, url.path().mid( 1 ), error ) ) { delete req; QMessageBox::critical( this, "GoldenDict", error ); } return; } } // Still here? No such program exists. QMessageBox::critical( this, "GoldenDict", tr( "The referenced audio program doesn't exist." ) ); } else if ( url.scheme() == "gdtts" ) { // TODO: Port TTS #if defined( Q_OS_WIN32 ) || defined( Q_OS_MAC ) // Text to speech QString md5Id = url.queryItemValue( "engine" ); QString text( url.path().mid( 1 ) ); for ( Config::VoiceEngines::const_iterator i = cfg.voiceEngines.begin(); i != cfg.voiceEngines.end(); ++i ) { QString itemMd5Id = QString( QCryptographicHash::hash( i->id.toUtf8(), QCryptographicHash::Md5 ).toHex() ); if ( itemMd5Id == md5Id ) { SpeechClient * speechClient = new SpeechClient( *i, this ); connect( speechClient, SIGNAL( finished() ), speechClient, SLOT( deleteLater() ) ); speechClient->tell( text ); break; } } #endif } else if ( isExternalLink( url ) ) { // Use the system handler for the conventional external links QDesktopServices::openUrl( url ); } } vector< ResourceToSaveHandler * > ArticleView::saveResource( const QUrl & url, const QString & fileName ) { return saveResource( url, ui.definition->url(), fileName ); } vector< ResourceToSaveHandler * > ArticleView::saveResource( const QUrl & url, const QUrl & ref, const QString & fileName ) { vector< ResourceToSaveHandler * > handlers; sptr< Dictionary::DataRequest > req; if( url.scheme() == "bres" || url.scheme() == "gico" || url.scheme() == "gdau") { if ( url.host() == "search" ) { // Since searches should be limited to current group, we just do them // here ourselves since otherwise we'd need to pass group id to netmgr // and it should've been having knowledge of the current groups, too. unsigned currentGroup = getGroup( ref ); std::vector< sptr< Dictionary::Class > > const * activeDicts = 0; if ( groups.size() ) { for( unsigned x = 0; x < groups.size(); ++x ) if ( groups[ x ].id == currentGroup ) { activeDicts = &( groups[ x ].dictionaries ); break; } } else activeDicts = &allDictionaries; if ( activeDicts ) { for( unsigned x = 0; x < activeDicts->size(); ++x ) { try { req = (*activeDicts)[ x ]->getResource( url.path().mid( 1 ).toUtf8().data() ); ResourceToSaveHandler * handler = new ResourceToSaveHandler( this, req, fileName ); handlers.push_back( handler ); } catch( std::exception & e ) { gdWarning( "getResource request error (%s) in \"%s\"\n", e.what(), (*activeDicts)[ x ]->getName().c_str() ); } } } } else { // Normal resource download QString contentType; req = articleNetMgr.getResource( url, contentType ); if( req.get() ) { ResourceToSaveHandler * handler = new ResourceToSaveHandler( this, req, fileName ); handlers.push_back( handler ); } } } else { req = new Dictionary::WebMultimediaDownload( url, articleNetMgr ); ResourceToSaveHandler * handler = new ResourceToSaveHandler( this, req, fileName ); handlers.push_back( handler ); } if ( handlers.empty() ) // No requests were queued { emit statusBarMessage( tr( "ERROR: %1" ).arg( tr( "The referenced resource doesn't exist." ) ), 10000, QPixmap( ":/icons/error.png" ) ); } return handlers; } void ArticleView::updateMutedContents() { QUrl currentUrl = ui.definition->url(); if ( currentUrl.scheme() != "gdlookup" ) return; // Weird url -- do nothing unsigned group = getGroup( currentUrl ); if ( !group ) return; // No group in url -- do nothing QString mutedDicts = getMutedForGroup( group ); if ( currentUrl.queryItemValue( "muted" ) != mutedDicts ) { // The list has changed -- update the url currentUrl.removeQueryItem( "muted" ); if ( mutedDicts.size() ) currentUrl.addQueryItem( "muted", mutedDicts ); saveHistoryUserData(); ui.definition->load( currentUrl ); //QApplication::setOverrideCursor( Qt::WaitCursor ); ui.definition->setCursor( Qt::WaitCursor ); } } bool ArticleView::canGoBack() { // First entry in a history is always an empty page, // so we skip it. return ui.definition->history()->currentItemIndex() > 1; } bool ArticleView::canGoForward() { return ui.definition->history()->canGoForward(); } void ArticleView::setSelectionBySingleClick( bool set ) { ui.definition->setSelectionBySingleClick( set ); } void ArticleView::back() { // Don't allow navigating back to page 0, which is usually the initial // empty page if ( canGoBack() ) { saveHistoryUserData(); ui.definition->back(); } } void ArticleView::forward() { saveHistoryUserData(); ui.definition->forward(); } bool ArticleView::hasSound() { QVariant v = ui.definition->page()->mainFrame()->evaluateJavaScript( "gdAudioLinks.first" ); if ( v.type() == QVariant::String ) return !v.toString().isEmpty(); return false; } void ArticleView::playSound() { QVariant v; QString soundScript; v = ui.definition->page()->mainFrame()->evaluateJavaScript( "gdAudioLinks[gdAudioLinks.current]" ); if ( v.type() == QVariant::String ) soundScript = v.toString(); // fallback to the first one if ( soundScript.isEmpty() ) { v = ui.definition->page()->mainFrame()->evaluateJavaScript( "gdAudioLinks.first" ); if ( v.type() == QVariant::String ) soundScript = v.toString(); } if ( !soundScript.isEmpty() ) openLink( QUrl::fromEncoded( soundScript.toUtf8() ), ui.definition->url() ); } QString ArticleView::toHtml() { return ui.definition->page()->mainFrame()->toHtml(); } QString ArticleView::getTitle() { return ui.definition->page()->mainFrame()->title(); } void ArticleView::print( QPrinter * printer ) const { ui.definition->print( printer ); } void ArticleView::contextMenuRequested( QPoint const & pos ) { // Is that a link? Is there a selection? QWebHitTestResult r = ui.definition->page()->mainFrame()-> hitTestContent( pos ); updateCurrentArticleFromCurrentFrame( r.frame() ); QMenu menu( this ); QAction * followLink = 0; QAction * followLinkExternal = 0; QAction * followLinkNewTab = 0; QAction * lookupSelection = 0; QAction * lookupSelectionGr = 0; QAction * lookupSelectionNewTab = 0; QAction * lookupSelectionNewTabGr = 0; QAction * maxDictionaryRefsAction = 0; QAction * addWordToHistoryAction = 0; QAction * addHeaderToHistoryAction = 0; QAction * sendWordToInputLineAction = 0; QAction * saveImageAction = 0; QAction * saveSoundAction = 0; QUrl targetUrl( r.linkUrl() ); Contexts contexts; tryMangleWebsiteClickedUrl( targetUrl, contexts ); if ( !r.linkUrl().isEmpty() ) { if ( !isExternalLink( targetUrl ) ) { followLink = new QAction( tr( "&Open Link" ), &menu ); menu.addAction( followLink ); if ( !popupView ) { followLinkNewTab = new QAction( QIcon( ":/icons/addtab.png" ), tr( "Open Link in New &Tab" ), &menu ); menu.addAction( followLinkNewTab ); } } if ( isExternalLink( r.linkUrl() ) ) { followLinkExternal = new QAction( tr( "Open Link in &External Browser" ), &menu ); menu.addAction( followLinkExternal ); menu.addAction( ui.definition->pageAction( QWebPage::CopyLinkToClipboard ) ); } } #if QT_VERSION >= 0x040600 QWebElement el = r.element(); QUrl imageUrl; if( !popupView && el.tagName().compare( "img", Qt::CaseInsensitive ) == 0 ) { imageUrl = QUrl::fromPercentEncoding( el.attribute( "src" ).toLatin1() ); if( !imageUrl.isEmpty() ) { menu.addAction( ui.definition->pageAction( QWebPage::CopyImageToClipboard ) ); saveImageAction = new QAction( tr( "Save &image..." ), &menu ); menu.addAction( saveImageAction ); } } if( !popupView && ( targetUrl.scheme() == "gdau" || Dictionary::WebMultimediaDownload::isAudioUrl( targetUrl ) ) ) { saveSoundAction = new QAction( tr( "Save s&ound..." ), &menu ); menu.addAction( saveSoundAction ); } #endif QString selectedText = ui.definition->selectedText(); if ( selectedText.size() && selectedText.size() < 60 ) { // We don't prompt for selections larger or equal to 60 chars, since // it ruins the menu and it's hardly a single word anyway. QString text = ui.definition->selectedText(); if( text.isRightToLeft() ) { text.insert( 0, (ushort)0x202E ); // RLE, Right-to-Left Embedding text.append( (ushort)0x202C ); // PDF, POP DIRECTIONAL FORMATTING } lookupSelection = new QAction( tr( "&Look up \"%1\"" ). arg( text ), &menu ); menu.addAction( lookupSelection ); if ( !popupView ) { lookupSelectionNewTab = new QAction( QIcon( ":/icons/addtab.png" ), tr( "Look up \"%1\" in &New Tab" ). arg( text ), &menu ); menu.addAction( lookupSelectionNewTab ); sendWordToInputLineAction = new QAction( tr( "Send \"%1\" to input line" ). arg( text ), &menu ); menu.addAction( sendWordToInputLineAction ); } addWordToHistoryAction = new QAction( tr( "&Add \"%1\" to history" ). arg( text ), &menu ); menu.addAction( addWordToHistoryAction ); Instances::Group const * altGroup = ( groupComboBox && groupComboBox->getCurrentGroup() != getGroup( ui.definition->url() ) ) ? groups.findGroup( groupComboBox->getCurrentGroup() ) : 0; if ( altGroup ) { QIcon icon = altGroup->icon.size() ? QIcon( ":/flags/" + altGroup->icon ) : QIcon(); lookupSelectionGr = new QAction( icon, tr( "Look up \"%1\" in %2" ). arg( ui.definition->selectedText() ). arg( altGroup->name ), &menu ); menu.addAction( lookupSelectionGr ); if ( !popupView ) { lookupSelectionNewTabGr = new QAction( QIcon( ":/icons/addtab.png" ), tr( "Look up \"%1\" in %2 in &New Tab" ). arg( ui.definition->selectedText() ). arg( altGroup->name ), &menu ); menu.addAction( lookupSelectionNewTabGr ); } } } if( selectedText.isEmpty() && !cfg.preferences.storeHistory) { QString txt = ui.definition->title(); if( txt.size() > 60 ) txt = txt.left( 60 ) + "..."; addHeaderToHistoryAction = new QAction( tr( "&Add \"%1\" to history" ). arg( txt ), &menu ); menu.addAction( addHeaderToHistoryAction ); } if ( selectedText.size() ) { menu.addAction( ui.definition->pageAction( QWebPage::Copy ) ); menu.addAction( ©AsTextAction ); } else { menu.addAction( &selectCurrentArticleAction ); menu.addAction( ui.definition->pageAction( QWebPage::SelectAll ) ); } map< QAction *, QString > tableOfContents; // Add table of contents QStringList ids = getArticlesList(); if ( !menu.isEmpty() && ids.size() ) menu.addSeparator(); unsigned refsAdded = 0; bool maxDictionaryRefsReached = false; for( QStringList::const_iterator i = ids.constBegin(); i != ids.constEnd(); ++i, ++refsAdded ) { // Find this dictionary for( unsigned x = allDictionaries.size(); x--; ) { if ( allDictionaries[ x ]->getId() == i->toUtf8().data() ) { QAction * action = 0; if ( refsAdded == cfg.preferences.maxDictionaryRefsInContextMenu ) { // Enough! Or the menu would become too large. maxDictionaryRefsAction = new QAction( ".........", &menu ); action = maxDictionaryRefsAction; maxDictionaryRefsReached = true; } else { action = new QAction( allDictionaries[ x ]->getIcon(), QString::fromUtf8( allDictionaries[ x ]->getName().c_str() ), &menu ); // Force icons in menu on all platfroms, // since without them it will be much harder // to find things. action->setIconVisibleInMenu( true ); } menu.addAction( action ); tableOfContents[ action ] = *i; break; } } if( maxDictionaryRefsReached ) break; } menu.addSeparator(); menu.addAction( &inspectAction ); if ( !menu.isEmpty() ) { connect( this, SIGNAL( closePopupMenu() ), &menu, SLOT( close() ) ); QAction * result = menu.exec( ui.definition->mapToGlobal( pos ) ); if ( !result ) return; if ( result == followLink ) openLink( targetUrl, ui.definition->url(), getCurrentArticle(), contexts ); else if ( result == followLinkExternal ) QDesktopServices::openUrl( r.linkUrl() ); else if ( result == lookupSelection ) showDefinition( selectedText, getGroup( ui.definition->url() ), getCurrentArticle() ); else if ( result == lookupSelectionGr && groupComboBox ) showDefinition( selectedText, groupComboBox->getCurrentGroup(), QString() ); else if ( result == addWordToHistoryAction ) emit forceAddWordToHistory( selectedText ); if ( result == addHeaderToHistoryAction ) emit forceAddWordToHistory( ui.definition->title() ); else if( result == sendWordToInputLineAction ) emit sendWordToInputLine( selectedText ); else if ( !popupView && result == followLinkNewTab ) emit openLinkInNewTab( targetUrl, ui.definition->url(), getCurrentArticle(), contexts ); else if ( !popupView && result == lookupSelectionNewTab ) emit showDefinitionInNewTab( selectedText, getGroup( ui.definition->url() ), getCurrentArticle(), Contexts() ); else if ( !popupView && result == lookupSelectionNewTabGr && groupComboBox ) emit showDefinitionInNewTab( selectedText, groupComboBox->getCurrentGroup(), QString(), Contexts() ); else if( result == saveImageAction || result == saveSoundAction ) { #if QT_VERSION >= 0x040600 QUrl url = ( result == saveImageAction ) ? imageUrl : targetUrl; QString savePath; QString fileName; if ( cfg.resourceSavePath.isEmpty() ) savePath = QDir::homePath(); else { savePath = QDir::fromNativeSeparators( cfg.resourceSavePath ); if ( !QDir( savePath ).exists() ) savePath = QDir::homePath(); } QString name = url.path().section( '/', -1 ); if ( result == saveSoundAction ) { // Audio data if ( name.indexOf( '.' ) < 0 ) name += ".wav"; fileName = savePath + "/" + name; fileName = QFileDialog::getSaveFileName( parentWidget(), tr( "Save sound" ), fileName, tr( "Sound files (*.wav *.ogg *.mp3 *.mp4 *.aac *.flac *.mid *.wv *.ape);;All files (*.*)" ) ); } else { // Image data // Check for babylon image name if ( name[ 0 ] == '\x1E' ) name.remove( 0, 1 ); if ( name.length() && name[ name.length() - 1 ] == '\x1F' ) name.chop( 1 ); fileName = savePath + "/" + name; fileName = QFileDialog::getSaveFileName( parentWidget(), tr( "Save image" ), fileName, tr( "Image files (*.bmp *.jpg *.png *.tif);;All files (*.*)" ) ); } if ( !fileName.isEmpty() ) { QFileInfo fileInfo( fileName ); emit storeResourceSavePath( QDir::toNativeSeparators( fileInfo.absoluteDir().absolutePath() ) ); saveResource( url, ui.definition->url(), fileName ); } #endif } else { if ( !popupView && result == maxDictionaryRefsAction ) emit showDictsPane(); // Match against table of contents QString id = tableOfContents[ result ]; if ( id.size() ) setCurrentArticle( "gdfrom-" + id, true ); } } #if 0 DPRINTF( "%s\n", r.linkUrl().isEmpty() ? "null" : "not null" ); DPRINTF( "url = %s\n", r.linkUrl().toString().toLocal8Bit().data() ); DPRINTF( "title = %s\n", r.title().toLocal8Bit().data() ); #endif } void ArticleView::resourceDownloadFinished() { if ( resourceDownloadRequests.empty() ) return; // Stray signal // Find any finished resources for( list< sptr< Dictionary::DataRequest > >::iterator i = resourceDownloadRequests.begin(); i != resourceDownloadRequests.end(); ) { if ( (*i)->isFinished() ) { if ( (*i)->dataSize() >= 0 ) { // Ok, got one finished, all others are irrelevant now vector< char > const & data = (*i)->getFullData(); if ( resourceDownloadUrl.scheme() == "gdau" || Dictionary::WebMultimediaDownload::isAudioUrl( resourceDownloadUrl ) ) { // Audio data #ifndef DISABLE_INTERNAL_PLAYER if ( cfg.preferences.useInternalPlayer ) { Ffmpeg::AudioPlayer & player = Ffmpeg::AudioPlayer::instance(); connect( &player, SIGNAL( error( QString ) ), this, SLOT( audioPlayerError( QString ) ), Qt::UniqueConnection ); player.playMemory( data.data(), data.size() ); } else #endif { // Use external viewer to play the file try { ExternalViewer * viewer = new ExternalViewer( this, data, "wav", cfg.preferences.audioPlaybackProgram.trimmed() ); // Once started, it will erase itself viewer->start(); } catch( ExternalViewer::Ex & e ) { QMessageBox::critical( this, "GoldenDict", tr( "Failed to run a player to play sound file: %1" ).arg( e.what() ) ); } } } else { // Create a temporary file // Remove the one previously used, if any cleanupTemp(); { QTemporaryFile tmp( QDir::temp().filePath( "XXXXXX-" + resourceDownloadUrl.path().section( '/', -1 ) ), this ); if ( !tmp.open() || (size_t) tmp.write( &data.front(), data.size() ) != data.size() ) { QMessageBox::critical( this, "GoldenDict", tr( "Failed to create temporary file." ) ); return; } tmp.setAutoRemove( false ); desktopOpenedTempFile = tmp.fileName(); } if ( !QDesktopServices::openUrl( QUrl::fromLocalFile( desktopOpenedTempFile ) ) ) QMessageBox::critical( this, "GoldenDict", tr( "Failed to auto-open resource file, try opening manually: %1." ).arg( desktopOpenedTempFile ) ); } // Ok, whatever it was, it's finished. Remove this and any other // requests and finish. resourceDownloadRequests.clear(); return; } else { // This one had no data. Erase it. resourceDownloadRequests.erase( i++ ); } } else // Unfinished, try the next one. i++; } if ( resourceDownloadRequests.empty() ) { emit statusBarMessage( tr( "WARNING: %1" ).arg( tr( "The referenced resource failed to download." ) ), 10000, QPixmap( ":/icons/error.png" ) ); } } void ArticleView::audioPlayerError( QString const & message ) { emit statusBarMessage( tr( "WARNING: FFmpeg Audio Player: %1" ).arg( message ), 10000, QPixmap( ":/icons/error.png" ) ); } void ArticleView::pasteTriggered() { QString text = gd::toQString( Folding::trimWhitespaceOrPunct( gd::toWString( QApplication::clipboard()->text() ) ) ); if ( text.size() ) { unsigned groupId = getGroup( ui.definition->url() ); if ( groupId == 0 ) { // We couldn't figure out the group out of the URL, // so let's try the currently selected group. groupId = groupComboBox->getCurrentGroup(); } showDefinition( text, groupId, getCurrentArticle() ); } } void ArticleView::moveOneArticleUp() { QString current = getCurrentArticle(); if ( current.size() ) { QStringList lst = getArticlesList(); int idx = lst.indexOf( current.mid( 7 ) ); if ( idx != -1 ) { --idx; if ( idx < 0 ) idx = lst.size() - 1; setCurrentArticle( "gdfrom-" + lst[ idx ], true ); } } } void ArticleView::moveOneArticleDown() { QString current = getCurrentArticle(); if ( current.size() ) { QStringList lst = getArticlesList(); int idx = lst.indexOf( current.mid( 7 ) ); if ( idx != -1 ) { idx = ( idx + 1 ) % lst.size(); setCurrentArticle( "gdfrom-" + lst[ idx ], true ); } } } void ArticleView::openSearch() { if( !isVisible() ) return; if( ftsSearchIsOpened ) closeSearch(); if ( !searchIsOpened ) { ui.searchFrame->show(); ui.searchText->setText( getTitle() ); searchIsOpened = true; } ui.searchText->setFocus(); ui.searchText->selectAll(); // Clear any current selection if ( ui.definition->selectedText().size() ) { ui.definition->page()->currentFrame()-> evaluateJavaScript( "window.getSelection().removeAllRanges();_=0;" ); } if ( ui.searchText->property( "noResults" ).toBool() ) { ui.searchText->setProperty( "noResults", false ); // Reload stylesheet reloadStyleSheet(); } } void ArticleView::on_searchPrevious_clicked() { if ( searchIsOpened ) performFindOperation( false, true ); } void ArticleView::on_searchNext_clicked() { if ( searchIsOpened ) performFindOperation( false, false ); } void ArticleView::on_searchText_textEdited() { performFindOperation( true, false ); } void ArticleView::on_searchText_returnPressed() { on_searchNext_clicked(); } void ArticleView::on_searchCloseButton_clicked() { closeSearch(); } void ArticleView::on_searchCaseSensitive_clicked() { performFindOperation( false, false, true ); } void ArticleView::on_highlightAllButton_clicked() { performFindOperation( false, false, true ); } void ArticleView::onJsActiveArticleChanged(QString const & id) { if ( !id.startsWith( "gdfrom-" ) ) return; // Incorrect id emit activeArticleChanged( this, id.mid( 7 ) ); } void ArticleView::doubleClicked() { // We might want to initiate translation of the selected word if ( cfg.preferences.doubleClickTranslates ) { QString selectedText = ui.definition->selectedText(); // Do some checks to make sure there's a sensible selection indeed if ( Folding::applyWhitespaceOnly( gd::toWString( selectedText ) ).size() && selectedText.size() < 60 ) { // Initiate translation Qt::KeyboardModifiers kmod = QApplication::keyboardModifiers(); if (kmod & (Qt::ControlModifier | Qt::ShiftModifier)) { // open in new tab emit showDefinitionInNewTab( selectedText, getGroup( ui.definition->url() ), getCurrentArticle(), Contexts() ); } else { QUrl const & ref = ui.definition->url(); if( ref.hasQueryItem( "dictionaries" ) ) { QStringList dictsList = ref.queryItemValue( "dictionaries" ) .split( ",", QString::SkipEmptyParts ); showDefinition( selectedText, dictsList, QRegExp(), getGroup( ref ) ); } else showDefinition( selectedText, getGroup( ref ), getCurrentArticle() ); } } } } void ArticleView::performFindOperation( bool restart, bool backwards, bool checkHighlight ) { QString text = ui.searchText->text(); if ( restart || checkHighlight ) { if( restart ) { // Anyone knows how we reset the search position? // For now we resort to this hack: if ( ui.definition->selectedText().size() ) { ui.definition->page()->currentFrame()-> evaluateJavaScript( "window.getSelection().removeAllRanges();_=0;" ); } } QWebPage::FindFlags f( 0 ); if ( ui.searchCaseSensitive->isChecked() ) f |= QWebPage::FindCaseSensitively; #if QT_VERSION >= 0x040600 f |= QWebPage::HighlightAllOccurrences; #endif ui.definition->findText( "", f ); if( ui.highlightAllButton->isChecked() ) ui.definition->findText( text, f ); if( checkHighlight ) return; } QWebPage::FindFlags f( 0 ); if ( ui.searchCaseSensitive->isChecked() ) f |= QWebPage::FindCaseSensitively; if ( backwards ) f |= QWebPage::FindBackward; bool setMark = text.size() && !ui.definition->findText( text, f ); if ( ui.searchText->property( "noResults" ).toBool() != setMark ) { ui.searchText->setProperty( "noResults", setMark ); // Reload stylesheet reloadStyleSheet(); } } void ArticleView::reloadStyleSheet() { for( QWidget * w = parentWidget(); w; w = w->parentWidget() ) { if ( w->styleSheet().size() ) { w->setStyleSheet( w->styleSheet() ); break; } } } bool ArticleView::closeSearch() { if ( searchIsOpened ) { ui.searchFrame->hide(); ui.definition->setFocus(); searchIsOpened = false; return true; } else if( ftsSearchIsOpened ) { allMatches.clear(); uniqueMatches.clear(); ftsPosition = 0; ftsSearchIsOpened = false; ui.ftsSearchFrame->hide(); ui.definition->setFocus(); QWebPage::FindFlags flags ( 0 ); #if QT_VERSION >= 0x040600 flags |= QWebPage::HighlightAllOccurrences; #endif ui.definition->findText( "", flags ); return true; } else return false; } bool ArticleView::isSearchOpened() { return searchIsOpened; } void ArticleView::showEvent( QShowEvent * ev ) { QFrame::showEvent( ev ); if ( !searchIsOpened ) ui.searchFrame->hide(); if( !ftsSearchIsOpened ) ui.ftsSearchFrame->hide(); } void ArticleView::receiveExpandOptionalParts( bool expand ) { if( expandOptionalParts != expand ) { int n = getArticlesList().indexOf( getActiveArticleId() ); if( n > 0 ) articleToJump = getCurrentArticle(); emit setExpandMode( expand ); expandOptionalParts = expand; reload(); } } void ArticleView::switchExpandOptionalParts() { expandOptionalParts = !expandOptionalParts; int n = getArticlesList().indexOf( getActiveArticleId() ); if( n > 0 ) articleToJump = getCurrentArticle(); emit setExpandMode( expandOptionalParts ); reload(); } void ArticleView::copyAsText() { QString text = ui.definition->selectedText(); if( !text.isEmpty() ) QApplication::clipboard()->setText( text ); } void ArticleView::inspect() { ui.definition->triggerPageAction( QWebPage::InspectElement ); } void ArticleView::highlightFTSResults() { closeSearch(); AccentMarkHandler markHandler; const QUrl & url = ui.definition->url(); QRegExp regexp( url.queryItemValue( "regexp" ).remove( AccentMarkHandler::accentMark() ), url.hasQueryItem( "matchcase" ) ? Qt::CaseSensitive : Qt::CaseInsensitive, url.hasQueryItem( "wildcards" ) ? QRegExp::WildcardUnix : QRegExp::RegExp2 ); if( regexp.pattern().isEmpty() ) return; regexp.setMinimal( true ); // Clear any current selection if ( ui.definition->selectedText().size() ) { ui.definition->page()->currentFrame()-> evaluateJavaScript( "window.getSelection().removeAllRanges();_=0;" ); } QString pageText = ui.definition->page()->currentFrame()->toPlainText(); markHandler.setText( pageText ); int pos = 0; while( pos >= 0 ) { pos = regexp.indexIn( markHandler.normalizedText(), pos ); if( pos >= 0 ) { // Mirror pos and matched length to original string int spos = markHandler.mirrorPosition( pos ); int matched = markHandler.mirrorPosition( pos + regexp.matchedLength() ) - spos; if( matched > FTS::MaxMatchLengthForHighlightResults ) { gdWarning( "ArticleView::highlightFTSResults(): Too long match - skipped (matched length %i, allowed %i)", regexp.matchedLength(), FTS::MaxMatchLengthForHighlightResults ); } else allMatches.append( pageText.mid( spos, matched ) ); pos += regexp.matchedLength(); } } ftsSearchMatchCase = url.hasQueryItem( "matchcase" ); QWebPage::FindFlags flags ( 0 ); if( ftsSearchMatchCase ) flags |= QWebPage::FindCaseSensitively; #if QT_VERSION >= 0x040600 flags |= QWebPage::HighlightAllOccurrences; for( int x = 0; x < allMatches.size(); x++ ) ui.definition->findText( allMatches.at( x ), flags ); flags &= ~QWebPage::HighlightAllOccurrences; #endif if( !allMatches.isEmpty() ) { if( ui.definition->findText( allMatches.at( 0 ), flags ) ) { ui.definition->page()->currentFrame()-> evaluateJavaScript( QString( "%1=window.getSelection().getRangeAt(0);_=0;" ) .arg( rangeVarName ) ); } } ui.ftsSearchFrame->show(); ui.ftsSearchPrevious->setEnabled( false ); ui.ftsSearchNext->setEnabled( !allMatches.isEmpty() ); ftsSearchIsOpened = true; } void ArticleView::performFtsFindOperation( bool backwards ) { if( !ftsSearchIsOpened ) return; if( allMatches.isEmpty() ) { ui.ftsSearchNext->setEnabled( false ); ui.ftsSearchPrevious->setEnabled( false ); return; } QWebPage::FindFlags flags( 0 ); if( ftsSearchMatchCase ) flags |= QWebPage::FindCaseSensitively; // Restore saved highlighted selection ui.definition->page()->currentFrame()-> evaluateJavaScript( QString( "var sel=window.getSelection();sel.removeAllRanges();sel.addRange(%1);_=0;" ) .arg( rangeVarName ) ); bool res; if( backwards ) { if( ftsPosition > 0 ) { res = ui.definition->findText( allMatches.at( ftsPosition - 1 ), flags | QWebPage::FindBackward ); ftsPosition -= 1; } else res = ui.definition->findText( allMatches.at( ftsPosition ), flags | QWebPage::FindBackward ); ui.ftsSearchPrevious->setEnabled( res ); if( !ui.ftsSearchNext->isEnabled() ) ui.ftsSearchNext->setEnabled( res ); } else { if( ftsPosition < allMatches.size() - 1 ) { res = ui.definition->findText( allMatches.at( ftsPosition + 1 ), flags ); ftsPosition += 1; } else res = ui.definition->findText( allMatches.at( ftsPosition ), flags ); ui.ftsSearchNext->setEnabled( res ); if( !ui.ftsSearchPrevious->isEnabled() ) ui.ftsSearchPrevious->setEnabled( res ); } // Store new highlighted selection ui.definition->page()->currentFrame()-> evaluateJavaScript( QString( "%1=window.getSelection().getRangeAt(0);_=0;" ) .arg( rangeVarName ) ); } void ArticleView::on_ftsSearchPrevious_clicked() { performFtsFindOperation( true ); } void ArticleView::on_ftsSearchNext_clicked() { performFtsFindOperation( false ); } #ifdef Q_OS_WIN32 void ArticleView::readTag( const QString & from, QString & to, int & count ) { QChar ch, prev_ch; bool inQuote = false, inDoublequote = false; to.append( ch = prev_ch = from[ count++ ] ); while( count < from.size() ) { ch = from[ count ]; if( ch == '>' && !( inQuote || inDoublequote ) ) { to.append( ch ); break; } if( ch == '\'' ) inQuote = !inQuote; if( ch == '\"' ) inDoublequote = !inDoublequote; to.append( prev_ch = ch ); count++; } } QString ArticleView::insertSpans( QString const & html ) { QChar ch; QString newContent; bool inSpan = false, escaped = false; /// Enclose every word in string (exclude tags) with for( int i = 0; i < html.size(); i++ ) { ch = html[ i ]; if( ch == '&' ) { escaped = true; if( inSpan ) { newContent.append( "" ); inSpan = false; } newContent.append( ch ); continue; } if( ch == '<' ) // Skip tag { escaped = false; if( inSpan ) { newContent.append( "" ); inSpan = false; } readTag( html, newContent, i ); continue; } if( escaped ) { if( ch == ';' ) escaped = false; newContent.append( ch ); continue; } if( !inSpan && ( ch.isLetterOrNumber() || ch.isLowSurrogate() ) ) { newContent.append( ""); inSpan = true; } if( inSpan && !( ch.isLetterOrNumber() || ch.isLowSurrogate() ) ) { newContent.append( ""); inSpan = false; } if( ch.isLowSurrogate() ) { newContent.append( ch ); ch = html[ ++i ]; } newContent.append( ch ); if( ch == '-' && !( html[ i + 1 ] == ' ' || ( i > 0 && html[ i - 1 ] == ' ' ) ) ) newContent.append( " " ); } if( inSpan ) newContent.append( "" ); return newContent; } QString ArticleView::checkElement( QWebElement & elem, QPoint const & pt ) { /// Search for lower-level matching element QWebElement parentElem = elem; QWebElement childElem = elem.firstChild(); while( !childElem.isNull() ) { if( childElem.geometry().contains( pt ) ) { parentElem = childElem; childElem = parentElem.firstChild(); continue; } childElem = childElem.nextSibling(); } return parentElem.toPlainText(); } QString ArticleView::wordAtPoint( int x, int y ) { QString word; if( popupView ) return word; QPoint pos = mapFromGlobal( QPoint( x, y ) ); QWebFrame *frame = ui.definition->page()->frameAt( pos ); if( !frame ) return word; QPoint posWithScroll = pos + frame->scrollPosition(); /// Find target HTML element QWebHitTestResult result = frame->hitTestContent( pos ); QWebElement baseElem = result.enclosingBlockElement(); if( baseElem.tagName().compare( "BODY" ) == 0 || /// Assume empty field position baseElem.tagName().compare( "HTML" ) == 0 || baseElem.tagName().compare( "HEAD" ) == 0 ) return word; /// Save selection position baseElem.evaluateJavaScript( "var __gd_sel=window.getSelection();" "if(__gd_sel && __gd_sel.rangeCount>0) {" "__gd_SelRange=__gd_sel.getRangeAt(0);" "if(__gd_SelRange.collapsed) __gd_sel.removeAllRanges();" "else {" "__gd_StartTree=[]; __gd_EndTree=[];" "var __gd_baseRange=document.createRange();" "__gd_baseRange.selectNode(this);" "if(__gd_baseRange.comparePoint(__gd_SelRange.startContainer,0)==0) {" "__gd_StartOffset=__gd_SelRange.startOffset;" "var __gd_child=__gd_SelRange.startContainer;" "var __gd_parent='';" "if(__gd_child==this) __gd_StartTree.push(-1);" "else while(__gd_parent!=this) {" "var n=0; __gd_parent=__gd_child.parentNode;" "var __gd_el=__gd_parent.firstChild;" "while(__gd_el!=__gd_child) { n++; __gd_el=__gd_el.nextSibling; }" "__gd_StartTree.push(n);" "__gd_child=__gd_parent;" "}" "}" "if(__gd_baseRange.comparePoint(__gd_SelRange.endContainer,0)==0) {" "__gd_EndOffset=__gd_SelRange.endOffset;" "var __gd_child=__gd_SelRange.endContainer;" "var __gd_parent='';" "if(__gd_child==this) __gd_EndTree.push(-1);" "else while(__gd_parent!=this) {" "var n=0; __gd_parent=__gd_child.parentNode;" "var __gd_el=__gd_parent.firstChild;" "while(__gd_el!=__gd_child) { n++; __gd_el=__gd_el.nextSibling; }" "__gd_EndTree.push(n);" "__gd_child=__gd_parent;" "}" "}" "}" "}" ); /// Enclose every word be QString content = baseElem.toInnerXml(); QString newContent = insertSpans( content ); /// Set new code and re-render it to fill geometry QImage img( baseElem.geometry().width(), baseElem.geometry().height(), QImage::Format_Mono ); img.fill( 0 ); QPainter painter( & img ); baseElem.setInnerXml( newContent ); baseElem.render( &painter ); /// Search in all child elements and check it QWebElementCollection elemCollection = baseElem.findAll( "*" ); foreach ( QWebElement elem, elemCollection ) { if( elem.geometry().contains( posWithScroll ) ) word = checkElement( elem, posWithScroll ); if( !word.isEmpty() ) break; } /// Restore old content baseElem.setInnerXml( content ); /// Restore selection baseElem.evaluateJavaScript( "var flag=0;" "if(__gd_StartTree && __gd_StartTree.length) {" "var __gd_el=this;" "while(__gd_StartTree.length) {" "__gd_el=__gd_el.firstChild;" "var n=__gd_StartTree.pop();" "if(n<0) __gd_el=this;" "else for(var i=0;i0) {" "var __gd_sel=window.getSelection();" "__gd_sel.removeAllRanges();" "__gd_sel.addRange(__gd_SelRange);" "}" ); return word; } #endif ResourceToSaveHandler::ResourceToSaveHandler( ArticleView * view, sptr< Dictionary::DataRequest > req, QString const & fileName ) : QObject( view ), req( req ), fileName( fileName ) { connect( this, SIGNAL( statusBarMessage( QString, int, QPixmap ) ), view, SIGNAL( statusBarMessage( QString, int, QPixmap ) ) ); // If DataRequest finsihed immediately, call our handler directly if ( req.get()->isFinished() ) { QMetaObject::invokeMethod( this, "downloadFinished", Qt::QueuedConnection ); } else { connect( req.get(), SIGNAL( finished() ), this, SLOT( downloadFinished() ) ); } } void ResourceToSaveHandler::downloadFinished() { assert( req && req.get()->isFinished() ); QByteArray resourceData; if ( req.get()->dataSize() >= 0 ) { vector< char > const & data = req.get()->getFullData(); resourceData = QByteArray( data.data(), data.size() ); } // Write data to file if ( !resourceData.isEmpty() && !fileName.isEmpty() ) { QFileInfo fileInfo( fileName ); QDir().mkpath( fileInfo.absoluteDir().absolutePath() ); QFile file( fileName ); if ( file.open( QFile::WriteOnly ) ) { file.write( resourceData.data(), resourceData.size() ); file.close(); } if ( file.error() ) { emit statusBarMessage( tr( "ERROR: %1" ).arg( tr( "Resource saving error: " ) + file.errorString() ), 10000, QPixmap( ":/icons/error.png" ) ); } } else { emit statusBarMessage( tr( "ERROR: %1" ).arg( tr( "The referenced resource failed to download." ) ), 10000, QPixmap( ":/icons/error.png" ) ); } emit done(); deleteLater(); }