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goldendict-ng/articleview.cc
yifang e5c72f8ecc change to setcontent
2021-08-21 09:41:40 +08:00

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/* This file is (c) 2008-2012 Konstantin Isakov <ikm@goldendict.org>
* Part of GoldenDict. Licensed under GPLv3 or later, see the LICENSE file */
#include "articleview.hh"
#include <map>
#include <QMessageBox>
//#include <QWebHitTestResult>
#include <QMenu>
#include <QDesktopServices>
#include <QWebEngineHistory>
#include <QWebEngineScript>
#include <QWebEngineSettings>
#include <QWebEngineScriptCollection>
#include <QClipboard>
#include <QKeyEvent>
#include <QFileDialog>
#include "folding.hh"
#include "wstring_qt.hh"
#include "webmultimediadownload.hh"
#include "programs.hh"
#include "gddebug.hh"
#include <QDebug>
#include <QCryptographicHash>
#include "gestures.hh"
#include "fulltextsearch.hh"
#if QT_VERSION >= 0x040600 && QT_VERSION <= 0x050500
#include <QWebElement>
#include <QWebElementCollection>
#endif
#if QT_VERSION >= QT_VERSION_CHECK( 5, 0, 0 )
#include <QRegularExpression>
#include "wildcard.hh"
#endif
#include "qt4x5.hh"
#include <assert.h>
#ifdef Q_OS_WIN32
#include <windows.h>
#include <QPainter>
#endif
#include <QBuffer>
#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
{
protected:
QString normalizedString;
QVector< int > accentMarkPos;
public:
AccentMarkHandler()
{}
virtual ~AccentMarkHandler()
{}
static QChar accentMark()
{ return QChar( 0x301 ); }
/// Create text without accent marks
/// and store mark positions
virtual 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
/// DiacriticsHandler class
///
/// Remove diacritics from text
/// and mirror position in normalized text to original text
class DiacriticsHandler : public AccentMarkHandler
{
public:
DiacriticsHandler()
{}
~DiacriticsHandler()
{}
/// Create text without diacriticss
/// and store diacritic marks positions
virtual void setText( QString const & baseString )
{
accentMarkPos.clear();
normalizedString.clear();
gd::wstring baseText = gd::toWString( baseString );
gd::wstring normText;
int pos = 0;
normText.reserve( baseText.size() );
gd::wchar const * nextChar = baseText.data();
size_t consumed;
for( size_t left = baseText.size(); left; )
{
if( *nextChar >= 0x10000U )
{
// Will be translated into surrogate pair
normText.push_back( *nextChar );
pos += 2;
nextChar++; left--;
continue;
}
gd::wchar ch = Folding::foldedDiacritic( nextChar, left, consumed );
if( Folding::isCombiningMark( ch ) )
{
accentMarkPos.append( pos );
nextChar++; left--;
continue;
}
if( consumed > 1 )
{
for( size_t i = 1; i < consumed; i++ )
accentMarkPos.append( pos );
}
normText.push_back( ch );
pos += 1;
nextChar += consumed;
left -= consumed;
}
normalizedString = gd::toQString( normText );
}
};
/// End of DiacriticsHandler class
static QVariant runJavaScriptVariableSafe( QWebEnginePage * frame, const QString & variable )
{
qDebug(QString("runJavaScriptVariableSafe with:%1").arg(variable).toLatin1().data());
QVariant variant;
QSemaphore semaph(1);
semaph.acquire(1);
frame->runJavaScript(
QString( "( typeof( %1 ) !== 'undefined' && %1 !== undefined ) ? %1 : null;" )
.arg( variable ),[&semaph,&variant](const QVariant & result){
//variant=result;
//semaph.release(1);
} );
//todo
//semaph.acquire(1);
return variant;
}
static QVariant runJavaScriptSync(QWebEnginePage* frame, const QString& variable)
{
qDebug(QString("runJavascriptScriptSync with :%1").arg(variable).toLatin1().data());
QVariant variant;
// QSemaphore semaph(1);
// semaph.acquire(1);
frame->runJavaScript(variable, [](const QVariant& result) {
// variant = result;
//semaph.release(1);
});
//todo ,
//semaph.acquire(1);
return variant;
}
ArticleView::ArticleView( QWidget * parent, ArticleNetworkAccessManager & nm,
AudioPlayerPtr const & audioPlayer_,
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 ),
audioPlayer( audioPlayer_ ),
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( QWebEnginePage::Copy )->setShortcut( QKeySequence::Copy );
ui.definition->addAction( ui.definition->pageAction( QWebEnginePage::Copy ) );
QAction * selectAll = ui.definition->pageAction( QWebEnginePage::SelectAll );
selectAll->setShortcut( QKeySequence::SelectAll );
selectAll->setShortcutContext( Qt::WidgetWithChildrenShortcut );
ui.definition->addAction( selectAll );
ui.definition->setContextMenuPolicy( Qt::CustomContextMenu );
//todo
//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(), SIGNAL( javaScriptWindowObjectCleared() ),
// this, SLOT( attachToJavaScript() ) );
connect( ui.definition->page(), SIGNAL( titleChanged( QString const & ) ),
this, SLOT( handleTitleChanged( QString const & ) ) );
connect( ui.definition->page(), 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 &) ),
this, SLOT( linkHovered ( const QString & ) ) );
connect( ui.definition, SIGNAL( doubleClicked( QPoint ) ),this,SLOT( doubleClicked( QPoint ) ) );
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( &copyAsTextAction );
connect( &copyAsTextAction, 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 );
QWebEngineSettings * settings = ui.definition->page()->settings();
settings->globalSettings()->setAttribute( QWebEngineSettings::WebAttribute::LocalContentCanAccessRemoteUrls, true );
settings->globalSettings()->setAttribute( QWebEngineSettings::WebAttribute::LocalContentCanAccessFileUrls, true );
// 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();
audioPlayer->stop();
#if QT_VERSION >= QT_VERSION_CHECK(4, 6, 0)
ui.definition->ungrabGesture( Gestures::GDPinchGestureType );
ui.definition->ungrabGesture( Gestures::GDSwipeGestureType );
#endif
}
void ArticleView::showDefinition( Config::InputPhrase const & phrase, unsigned group,
QString const & scrollTo,
Contexts const & contexts_ )
{
// first, let's stop the player
audioPlayer->stop();
QUrl req;
Contexts contexts( contexts_ );
req.setScheme( "gdlookup" );
req.setHost( "localhost" );
Qt4x5::Url::addQueryItem( req, "word", phrase.phrase );
if ( !phrase.punctuationSuffix.isEmpty() )
Qt4x5::Url::addQueryItem( req, "punctuation_suffix", phrase.punctuationSuffix );
Qt4x5::Url::addQueryItem( req, "group", QString::number( group ) );
if( cfg.preferences.ignoreDiacritics )
Qt4x5::Url::addQueryItem( req, "ignore_diacritics", "1" );
if ( scrollTo.size() )
Qt4x5::Url::addQueryItem( req, "scrollto", scrollTo );
Contexts::Iterator pos = contexts.find( "gdanchor" );
if( pos != contexts.end() )
{
Qt4x5::Url::addQueryItem( req, "gdanchor", contexts[ "gdanchor" ] );
contexts.erase( pos );
}
if ( contexts.size() )
{
QBuffer buf;
buf.open( QIODevice::WriteOnly );
QDataStream stream( &buf );
stream << contexts;
buf.close();
Qt4x5::Url::addQueryItem( req, "contexts", QString::fromLatin1( buf.buffer().toBase64() ) );
}
QString mutedDicts = getMutedForGroup( group );
if ( mutedDicts.size() )
Qt4x5::Url::addQueryItem( req, "muted", mutedDicts );
// Update both histories (pages history and headwords history)
saveHistoryUserData();
emit sendWordToHistory( phrase.phrase );
// 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, unsigned group,
QString const & scrollTo,
Contexts const & contexts_ )
{
showDefinition( Config::InputPhrase::fromPhrase( word ), group, scrollTo, contexts_ );
}
void ArticleView::showDefinition( QString const & word, QStringList const & dictIDs,
QRegExp const & searchRegExp, unsigned group,
bool ignoreDiacritics )
{
if( dictIDs.isEmpty() )
return;
// first, let's stop the player
audioPlayer->stop();
QUrl req;
req.setScheme( "gdlookup" );
req.setHost( "localhost" );
Qt4x5::Url::addQueryItem( req, "word", word );
Qt4x5::Url::addQueryItem( req, "dictionaries", dictIDs.join( ",") );
Qt4x5::Url::addQueryItem( req, "regexp", searchRegExp.pattern() );
if( searchRegExp.caseSensitivity() == Qt::CaseSensitive )
Qt4x5::Url::addQueryItem( req, "matchcase", "1" );
if( searchRegExp.patternSyntax() == QRegExp::WildcardUnix )
Qt4x5::Url::addQueryItem( req, "wildcards", "1" );
Qt4x5::Url::addQueryItem( req, "group", QString::number( group ) );
if( ignoreDiacritics )
Qt4x5::Url::addQueryItem( req, "ignore_diacritics", "1" );
// 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();
QObject* obj=sender();
qDebug()<<"article view loaded url is :"<<url<<" sender class is :"<<obj->metaObject()->className();
// See if we have any iframes in need of expansion
ui.definition->page()->runJavaScript(QString("var frames=windows.frames;"
"for(int i=0;i<frames.length;i++){"
" var f=frames[i];"
" f.height=%1;"
" f.style.display='block';"
"var gdLastUrlText;"
" f.document.addEventListener( 'click', function() { gdLastUrlText = window.event.srcElement.textContent; }, true );"
" f.document.addEventListener( 'contextmenu', function() { gdLastUrlText = window.event.srcElement.textContent; }, true );"
"}"));
//QList< QWebEnginePage * > frames = ui.definition->page()->mainFrame()->childFrames();
bool wereFrames = false;
// for( QList< QWebEnginePage * >::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)->runJavaScript( "document.body.offsetHeight;" ).toString().toUtf8().data() );
// // Set the height
// ui.definition->page()->runJavaScript( QString( "document.getElementById('%1').height = %2;" ).
// arg( (*i)->frameName() ).
// arg( (*i)->contentsSize().height() ) );
// // Show it
// ui.definition->page()->runJavaScript( QString( "document.getElementById('%1').style.display = 'block';" ).
// arg( (*i)->frameName() ) );
// (*i)->runJavaScript( "var gdLastUrlText;" );
// (*i)->runJavaScript( "document.addEventListener( 'click', function() { gdLastUrlText = window.event.srcElement.textContent; }, true );" );
// (*i)->runJavaScript( "document.addEventListener( 'contextmenu', function() { gdLastUrlText = window.event.srcElement.textContent; }, true );" );
// wereFrames = true;
// }
// }
//todo
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->property("currentArticle");
if ( userDataVariant.isValid() )
{
QString currentArticle = userDataVariant.toString();
if ( !currentArticle.isEmpty() )
{
// There's an active article saved, so set it to be active.
setCurrentArticle( currentArticle );
}
double sx = 0, sy = 0;
QVariant qsx=ui.definition->property("sx");
if ( qsx.type() == QVariant::Double )
sx = qsx.toDouble();
QVariant qsy = ui.definition->property("sx");
if ( qsy.type() == QVariant::Double )
sy = qsy.toDouble();
if ( sx != 0 || sy != 0 )
{
// Restore scroll position
ui.definition->page()->runJavaScript(
QString( "window.scroll( %1, %2 );" ).arg( sx ).arg( sy ) );
}
}
else
if ( Qt4x5::Url::queryItemValue( url, "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( Qt4x5::Url::queryItemValue( url, "scrollto" ), true );
}
ui.definition->unsetCursor();
//QApplication::restoreOverrideCursor();
// Expand collapsed article if only one loaded
ui.definition->page()->runJavaScript( 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( !Qt4x5::Url::queryItemValue( url, "gdanchor" ).isEmpty() )
{
QString anchor = QUrl::fromPercentEncoding( Qt4x5::Url::encodedQueryItemValue( url, "gdanchor" ) );
// Find GD anchor on page
int n = anchor.indexOf( '_' );
if( n == 33 )
// MDict pattern: ("g" + dictionary ID (33 chars total))_(articleID(quint64, hex))_(original anchor)
n = anchor.indexOf( '_', n + 1 );
else
n = 0;
if( n > 0 )
{
QString originalAnchor = anchor.mid( n + 1 );
int end = originalAnchor.indexOf('_');
QString hash=originalAnchor.left(end);
url.clear();
url.setFragment(hash);
ui.definition->page()->runJavaScript(
QString("window.location.hash = \"%1\"").arg(QString::fromUtf8(url.toEncoded())));
}
else
{
url.clear();
url.setFragment( anchor );
ui.definition->page()->runJavaScript(
QString( "window.location.hash = \"%1\"" ).arg( QString::fromUtf8( url.toEncoded() ) ) );
}
}
#endif
emit pageLoaded( this );
if( Qt4x5::Url::hasQueryItem( ui.definition->url(), "regexp" ) )
highlightFTSResults();
}
void ArticleView::handleTitleChanged( QString const & title )
{
if( !title.isEmpty() ) // Qt 5.x WebKit raise signal titleChanges(QString()) while navigation within page
emit titleChanged( this, title );
}
void ArticleView::handleUrlChanged( QUrl const & url )
{
lastUrl = url.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" && Qt4x5::Url::hasQueryItem( url, "group" ) )
return Qt4x5::Url::queryItemValue( url, "group" ).toUInt();
return 0;
}
QStringList ArticleView::getArticlesList()
{
//todo dictid
return QStringList() << getCurrentArticle();
// return runJavaScriptVariableSafe( ui.definition->page(), "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=ui.definition->property("currentArticle");
// QVariant v = runJavaScriptVariableSafe( ui.definition->page(), "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
QString articleId=id.mid( 7 );
QString script=QString(""
"var s=gdArticleContents;"
"var index=s.split(' ').indexOf(%1);"
"if(index>-1){"
" if(%2){"
" document.getElementById('%3').scrollIntoView(true);"
" }"
""
" gdMakeArticleActive( '%1' );"
" currentArticle='%3';"
"}").arg(articleId).arg(moveToIt).arg(id);
ui.definition->page()->runJavaScript(script);
// if ( getArticlesList().contains( id.mid( 7 ) ) )
// {
// //gdArticleContents
// if ( moveToIt )
// ui.definition->page()->runJavaScript( QString( "document.getElementById('%1').scrollIntoView(true);" ).arg( id ) );
// //todo
// ui.definition->setProperty("currentArticle",id);
// ui.definition->page()->runJavaScript(
// QString( "gdMakeArticleActive( '%1' );" ).arg( id.mid( 7 ) ) );
// }
ui.definition->setProperty("currentArticle",id);
}
void ArticleView::selectCurrentArticle()
{
ui.definition->page()->runJavaScript(
QString( "gdSelectArticle( '%1' );" ).arg( getActiveArticleId() ) );
}
bool ArticleView::isFramedArticle( QString const & ca )
{
if ( ca.isEmpty() )
return false;
return runJavaScriptSync( ui.definition->page(), 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 ) )
{
//todo ,<2C>ñ<EFBFBD><C3B1><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>url
//QVariant result = runJavaScriptSync( ui.definition->page(), "gdLastUrlText" );
QVariant result ;
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( QWebEnginePage * frame ,QPoint * point)
{
//todo
qDebug("updateCurrentArticleFromCurrentFrame");
// 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()
{
ui.definition->setProperty("currentArticle", getCurrentArticle());
ui.definition->setProperty("sx", ui.definition->page()->scrollPosition().x());
ui.definition->setProperty("sy", ui.definition->page()->scrollPosition().y());
}
void ArticleView::cleanupTemp()
{
QSet< QString >::iterator it = desktopOpenedTempFiles.begin();
while( it != desktopOpenedTempFiles.end() )
{
if( QFile::remove( *it ) )
it = desktopOpenedTempFiles.erase( it );
else
++it;
}
}
bool ArticleView::handleF3( QObject * /*obj*/, QEvent * ev )
{
if ( ev->type() == QEvent::ShortcutOverride
|| ev->type() == QEvent::KeyPress )
{
QKeyEvent * ke = static_cast<QKeyEvent *>( 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 )
{
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( Qt4x5::Url::hasQueryItem( url, "dict" ) )
{
// Link to other dictionary
QString dictName( Qt4x5::Url::queryItemValue( url, "dict" ) );
if( !dictName.isEmpty() )
msg = tr( "Definition from dictionary \"%1\": %2" ).arg( dictName ).arg( def );
}
if( msg.isEmpty() )
{
if( def.isEmpty() && url.hasFragment() )
msg = '#' + url.fragment(); // this must be a citation, footnote or backlink
else
msg = tr( "Definition: %1").arg( def );
}
}
else
{
msg = link;
}
emit statusBarMessage( msg );
}
void ArticleView::attachToJavaScript()
{
QWebEngineScript script;
script.setInjectionPoint(QWebEngineScript::DocumentReady);
script.setRunsOnSubFrames(false);
script.setWorldId(QWebEngineScript::MainWorld);
script.setSourceCode(QString("articleview"));
ui.definition->page()->scripts().insert(script);
}
void ArticleView::linkClicked( QUrl const & url_ )
{
Qt::KeyboardModifiers kmod = QApplication::keyboardModifiers();
// Lock jump on links while Alt key is pressed
if( kmod & Qt::AltModifier )
return;
updateCurrentArticleFromCurrentFrame();
QUrl url( url_ );
Contexts contexts;
tryMangleWebsiteClickedUrl( url, contexts );
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( Qt4x5::Url::hasQueryItem( ref, "dictionaries" ) )
{
QStringList dictsList = Qt4x5::Url::queryItemValue( ref, "dictionaries" )
.split( ",", QString::SkipEmptyParts );
showDefinition( url.path(), dictsList, QRegExp(), getGroup( ref ), false );
}
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()->runJavaScript(
QString( "window.location = \"%1\"" ).arg( QString::fromUtf8( url.toEncoded() ) ) );
}
else
{
if( Qt4x5::Url::hasQueryItem( ref, "dictionaries" ) )
{
// Specific dictionary group from full-text search
QStringList dictsList = Qt4x5::Url::queryItemValue( ref, "dictionaries" )
.split( ",", QString::SkipEmptyParts );
showDefinition( url.path().mid( 1 ), dictsList, QRegExp(), getGroup( ref ), false );
return;
}
QString newScrollTo( scrollTo );
if( Qt4x5::Url::hasQueryItem( url, "dict" ) )
{
// Link to other dictionary
QString dictName( Qt4x5::Url::queryItemValue( url, "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( Qt4x5::Url::hasQueryItem( url, "gdanchor" ) )
contexts[ "gdanchor" ] = Qt4x5::Url::queryItemValue( url, "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 )
{
unsigned preferred = UINT_MAX;
if( url.hasFragment() )
{
// Find sound in the preferred dictionary
QString preferredName = Qt4x5::Url::fragment( url );
try
{
for( unsigned x = 0; x < activeDicts->size(); ++x )
{
if( preferredName.compare( QString::fromUtf8( (*activeDicts)[ x ]->getName().c_str() ) ) == 0 )
{
preferred = x;
sptr< Dictionary::DataRequest > req =
(*activeDicts)[ x ]->getResource(
url.path().mid( 1 ).toUtf8().data() );
resourceDownloadRequests.push_back( req );
if ( !req->isFinished() )
{
// Queued loading
connect( req.get(), SIGNAL( finished() ),
this, SLOT( resourceDownloadFinished() ) );
}
else
{
// Immediate loading
if( req->dataSize() > 0 )
{
// Resource already found, stop next search
resourceDownloadFinished();
return;
}
}
break;
}
}
}
catch( std::exception & e )
{
emit statusBarMessage(
tr( "ERROR: %1" ).arg( e.what() ),
10000, QPixmap( ":/icons/error.png" ) );
}
}
for( unsigned x = 0; x < activeDicts->size(); ++x )
{
try
{
if( x == preferred )
continue;
sptr< Dictionary::DataRequest > req =
(*activeDicts)[ x ]->getResource(
url.path().mid( 1 ).toUtf8().data() );
resourceDownloadRequests.push_back( req );
if ( !req->isFinished() )
{
// Queued loading
connect( req.get(), SIGNAL( finished() ),
this, SLOT( resourceDownloadFinished() ) );
}
else
{
// Immediate loading
if( req->dataSize() > 0 )
{
// Resource already found, stop next search
break;
}
}
}
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 = Qt4x5::Url::queryItemValue( url, "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 );
}
}
ResourceToSaveHandler * ArticleView::saveResource( const QUrl & url, const QString & fileName )
{
return saveResource( url, ui.definition->url(), fileName );
}
ResourceToSaveHandler * ArticleView::saveResource( const QUrl & url, const QUrl & ref, const QString & fileName )
{
ResourceToSaveHandler * handler = new ResourceToSaveHandler( this, fileName );
sptr< Dictionary::DataRequest > req;
if( url.scheme() == "bres" || url.scheme() == "gico" || url.scheme() == "gdau" || url.scheme() == "gdvideo" )
{
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 )
{
unsigned preferred = UINT_MAX;
if( url.hasFragment() && url.scheme() == "gdau" )
{
// Find sound in the preferred dictionary
QString preferredName = Qt4x5::Url::fragment( url );
for( unsigned x = 0; x < activeDicts->size(); ++x )
{
try
{
if( preferredName.compare( QString::fromUtf8( (*activeDicts)[ x ]->getName().c_str() ) ) == 0 )
{
preferred = x;
sptr< Dictionary::DataRequest > req =
(*activeDicts)[ x ]->getResource(
url.path().mid( 1 ).toUtf8().data() );
handler->addRequest( req );
if( req->isFinished() && req->dataSize() > 0 )
{
handler->downloadFinished();
return handler;
}
break;
}
}
catch( std::exception & e )
{
gdWarning( "getResource request error (%s) in \"%s\"\n", e.what(),
(*activeDicts)[ x ]->getName().c_str() );
}
}
}
for( unsigned x = 0; x < activeDicts->size(); ++x )
{
try
{
if( x == preferred )
continue;
req = (*activeDicts)[ x ]->getResource(
Qt4x5::Url::path( url ).mid( 1 ).toUtf8().data() );
handler->addRequest( req );
if( req->isFinished() && req->dataSize() > 0 )
{
// Resource already found, stop next search
break;
}
}
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() )
{
handler->addRequest( req );
}
}
}
else
{
req = new Dictionary::WebMultimediaDownload( url, articleNetMgr );
handler->addRequest( req );
}
if ( handler->isEmpty() ) // No requests were queued
{
emit statusBarMessage(
tr( "ERROR: %1" ).arg( tr( "The referenced resource doesn't exist." ) ),
10000, QPixmap( ":/icons/error.png" ) );
}
// Check already finished downloads
handler->downloadFinished();
return handler;
}
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 ( Qt4x5::Url::queryItemValue( currentUrl, "muted" ) != mutedDicts )
{
// The list has changed -- update the url
Qt4x5::Url::removeQueryItem( currentUrl, "muted" );
if ( mutedDicts.size() )
Qt4x5::Url::addQueryItem( currentUrl, "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()
{
//todo ,just return true;need futher effort
return true;
// QVariant v = runJavaScriptSync( ui.definition->page(),"gdAudioLinks.first" );
// if ( v.type() == QVariant::String )
// return !v.toString().isEmpty();
// return false;
}
//todo ,need further effort
void ArticleView::playSound()
{
QVariant v;
QString soundScript;
v = runJavaScriptSync( ui.definition->page(),"gdAudioLinks[gdAudioLinks.current]" );
if ( v.type() == QVariant::String )
soundScript = v.toString();
// fallback to the first one
if ( soundScript.isEmpty() )
{
v = runJavaScriptSync( ui.definition->page(), "gdAudioLinks.first" );
if ( v.type() == QVariant::String )
soundScript = v.toString();
}
if ( !soundScript.isEmpty() )
openLink( QUrl::fromEncoded( soundScript.toUtf8() ), ui.definition->url() );
}
QString ArticleView::toHtml()
{
QString html;
ui.definition->page()->toHtml([&](const QString& content) {
html = content;
});
return html;
}
void ArticleView::setHtml(const QString& content,const QUrl& baseUrl){
ui.definition->page()->setHtml(content,baseUrl);
}
void ArticleView::setContent(const QByteArray &data, const QString &mimeType, const QUrl &baseUrl ){
ui.definition->page()->setContent(data,mimeType,baseUrl);
}
QString ArticleView::getTitle()
{
return ui.definition->page()->title();
}
Config::InputPhrase ArticleView::getPhrase() const
{
const QUrl url = ui.definition->url();
return Config::InputPhrase( Qt4x5::Url::queryItemValue( url, "word" ),
Qt4x5::Url::queryItemValue( url, "punctuation_suffix" ) );
}
void ArticleView::print( QPrinter * printer ) const
{
ui.definition->page()->print(printer, [](bool result) {});
}
void ArticleView::contextMenuRequested( QPoint const & pos )
{
// Is that a link? Is there a selection?
QWebEnginePage* r=ui.definition->page();
updateCurrentArticleFromCurrentFrame(ui.definition->page(), const_cast<QPoint *>(& pos));
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;
//todo url();?
QUrl targetUrl( r->url() );
Contexts contexts;
tryMangleWebsiteClickedUrl( targetUrl, contexts );
if ( !r->url().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->url() ) )
{
followLinkExternal = new QAction( tr( "Open Link in &External Browser" ), &menu );
menu.addAction( followLinkExternal );
menu.addAction( ui.definition->pageAction( QWebEnginePage::CopyLinkToClipboard ) );
}
}
#if QT_VERSION >= 0x040600 && QT_VERSION <= 0x050500
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( QWebEnginePage::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();
QString text = selectedText.trimmed();
if ( text.size() && text.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.
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( text ).
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( text ).
arg( altGroup->name ), &menu );
menu.addAction( lookupSelectionNewTabGr );
}
}
}
if( text.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( QWebEnginePage::Copy ) );
menu.addAction( &copyAsTextAction );
}
else
{
menu.addAction( &selectCurrentArticleAction );
menu.addAction( ui.definition->pageAction( QWebEnginePage::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 platforms,
// 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->url() );
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;
QUrl url = 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 = Qt4x5::Url::path( url ).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 *.oga *.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
connect( audioPlayer.data(), SIGNAL( error( QString ) ), this, SLOT( audioPlayerError( QString ) ), Qt::UniqueConnection );
QString errorMessage = audioPlayer->play( data.data(), data.size() );
if( !errorMessage.isEmpty() )
QMessageBox::critical( this, "GoldenDict", tr( "Failed to play sound file: %1" ).arg( errorMessage ) );
}
else
{
// Create a temporary file
// Remove the ones previously used, if any
cleanupTemp();
QString fileName;
{
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 );
desktopOpenedTempFiles.insert( fileName = tmp.fileName() );
}
if ( !QDesktopServices::openUrl( QUrl::fromLocalFile( fileName ) ) )
QMessageBox::critical( this, "GoldenDict",
tr( "Failed to auto-open resource file, try opening manually: %1." ).arg( fileName ) );
}
// 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, wait.
break;
}
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: Audio Player: %1" ).arg( message ),
10000, QPixmap( ":/icons/error.png" ) );
}
void ArticleView::pasteTriggered()
{
Config::InputPhrase phrase = cfg.preferences.sanitizeInputPhrase( QApplication::clipboard()->text() );
if ( phrase.isValid() )
{
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( phrase, 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()->
runJavaScript( "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( QPoint pos )
{
//#if QT_VERSION >= 0x040600
// QWebEnginePage* r = ui.definition->page();
// QWebElement el = r.element();
// QUrl imageUrl;
// if( !popupView && el.tagName().compare( "img", Qt::CaseInsensitive ) == 0 )
// {
// // Double click on image; download it and transfer to external program
// imageUrl = QUrl::fromPercentEncoding( el.attribute( "src" ).toLatin1() );
// if( !imageUrl.isEmpty() )
// {
// // Download it
// // Clear any pending ones
// resourceDownloadRequests.clear();
// resourceDownloadUrl = imageUrl;
// sptr< Dictionary::DataRequest > req;
// if ( imageUrl.scheme() == "http" || imageUrl.scheme() == "https" || imageUrl.scheme() == "ftp" )
// {
// // Web resource
// req = new Dictionary::WebMultimediaDownload( imageUrl, articleNetMgr );
// }
// else
// if ( imageUrl.scheme() == "bres" || imageUrl.scheme() == "gdpicture" )
// {
// // Local resource
// QString contentType;
// req = articleNetMgr.getResource( imageUrl, contentType );
// }
// else
// {
// // Unsupported scheme
// gdWarning( "Unsupported url scheme \"%s\" to download image\n", imageUrl.scheme().toUtf8().data() );
// return;
// }
// if ( !req.get() )
// {
// // Request failed, fail
// gdWarning( "Can't create request to download image \"%s\"\n", imageUrl.toString().toUtf8().data() );
// return;
// }
// 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
// {
// gdWarning( "The referenced resource \"%s\" doesn't exist\n", imageUrl.toString().toUtf8().data() ) ;
// return;
// }
// else
// resourceDownloadFinished(); // Check any requests finished already
// }
// return;
// }
//#endif
// 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( Qt4x5::Url::hasQueryItem( ref, "dictionaries" ) )
{
QStringList dictsList = Qt4x5::Url::queryItemValue(ref, "dictionaries" )
.split( ",", QString::SkipEmptyParts );
showDefinition( selectedText, dictsList, QRegExp(), getGroup( ref ), false );
}
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()->
runJavaScript( "window.getSelection().removeAllRanges();_=0;" );
}
}
QWebEnginePage::FindFlags f( 0 );
if ( ui.searchCaseSensitive->isChecked() )
f |= QWebEnginePage::FindCaseSensitively;
#if QT_VERSION >= 0x040600 && QT_VERSION <= 0x050600
f |= QWebEnginePage::HighlightAllOccurrences;
#endif
ui.definition->findText( "", f );
if( ui.highlightAllButton->isChecked() )
ui.definition->findText( text, f );
if( checkHighlight )
return;
}
QWebEnginePage::FindFlags f( 0 );
if ( ui.searchCaseSensitive->isChecked() )
f |= QWebEnginePage::FindCaseSensitively;
if ( backwards )
f |= QWebEnginePage::FindBackward;
bool setMark = text.size() && !findText(text, f);
if ( ui.searchText->property( "noResults" ).toBool() != setMark )
{
ui.searchText->setProperty( "noResults", setMark );
// Reload stylesheet
reloadStyleSheet();
}
}
bool ArticleView::findText(QString& text, const QWebEnginePage::FindFlags& f)
{
bool r;
QSemaphore sem(1);
sem.acquire(1);
ui.definition->findText(text, f, [&sem,&r](bool result) {
r = result;
sem.release(1);
});
sem.acquire(1);
return r;
}
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();
QWebEnginePage::FindFlags flags ( 0 );
#if QT_VERSION >= 0x040600 && QT_VERSION<=0x050500
flags |= QWebEnginePage::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( QWebEnginePage::InspectElement );
}
void ArticleView::highlightFTSResults()
{
closeSearch();
const QUrl & url = ui.definition->url();
bool ignoreDiacritics = Qt4x5::Url::hasQueryItem( url, "ignore_diacritics" );
QString regString = Qt4x5::Url::queryItemValue( url, "regexp" );
if( ignoreDiacritics )
regString = gd::toQString( Folding::applyDiacriticsOnly( gd::toWString( regString ) ) );
else
regString = regString.remove( AccentMarkHandler::accentMark() );
#if QT_VERSION >= QT_VERSION_CHECK( 5, 0, 0 )
QRegularExpression regexp;
if( Qt4x5::Url::hasQueryItem( url, "wildcards" ) )
regexp.setPattern( wildcardsToRegexp( regString ) );
else
regexp.setPattern( regString );
QRegularExpression::PatternOptions patternOptions = QRegularExpression::DotMatchesEverythingOption
| QRegularExpression::UseUnicodePropertiesOption
| QRegularExpression::MultilineOption
| QRegularExpression::InvertedGreedinessOption;
if( !Qt4x5::Url::hasQueryItem( url, "matchcase" ) )
patternOptions |= QRegularExpression::CaseInsensitiveOption;
regexp.setPatternOptions( patternOptions );
if( regexp.pattern().isEmpty() || !regexp.isValid() )
return;
#else
QRegExp regexp( regString,
Qt4x5::Url::hasQueryItem( url, "matchcase" ) ? Qt::CaseSensitive : Qt::CaseInsensitive,
Qt4x5::Url::hasQueryItem( url, "wildcards" ) ? QRegExp::WildcardUnix : QRegExp::RegExp2 );
if( regexp.pattern().isEmpty() )
return;
regexp.setMinimal( true );
#endif
sptr< AccentMarkHandler > marksHandler = ignoreDiacritics ?
new DiacriticsHandler : new AccentMarkHandler;
// Clear any current selection
if ( ui.definition->selectedText().size() )
{
ui.definition->page()->
runJavaScript( "window.getSelection().removeAllRanges();_=0;" );
}
QString pageText = getWebPageTextSync(ui.definition->page());
marksHandler->setText( pageText );
#if QT_VERSION >= QT_VERSION_CHECK( 5, 0, 0 )
QRegularExpressionMatchIterator it = regexp.globalMatch( marksHandler->normalizedText() );
while( it.hasNext() )
{
QRegularExpressionMatch match = it.next();
// Mirror pos and matched length to original string
int pos = match.capturedStart();
int spos = marksHandler->mirrorPosition( pos );
int matched = marksHandler->mirrorPosition( pos + match.capturedLength() ) - spos;
// Add mark pos (if presented)
while( spos + matched < pageText.length()
&& pageText[ spos + matched ].category() == QChar::Mark_NonSpacing )
matched++;
if( matched > FTS::MaxMatchLengthForHighlightResults )
{
gdWarning( "ArticleView::highlightFTSResults(): Too long match - skipped (matched length %i, allowed %i)",
match.capturedLength(), FTS::MaxMatchLengthForHighlightResults );
}
else
allMatches.append( pageText.mid( spos, matched ) );
}
#else
int pos = 0;
while( pos >= 0 )
{
pos = regexp.indexIn( marksHandler->normalizedText(), pos );
if( pos >= 0 )
{
// Mirror pos and matched length to original string
int spos = marksHandler->mirrorPosition( pos );
int matched = marksHandler->mirrorPosition( pos + regexp.matchedLength() ) - spos;
// Add mark pos (if presented)
while( spos + matched < pageText.length()
&& pageText[ spos + matched ].category() == QChar::Mark_NonSpacing )
matched++;
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();
}
}
#endif
ftsSearchMatchCase = Qt4x5::Url::hasQueryItem( url, "matchcase" );
QWebEnginePage::FindFlags flags ( 0 );
if( ftsSearchMatchCase )
flags |= QWebEnginePage::FindCaseSensitively;
#if QT_VERSION >= 0x040600
// flags |= QWebEnginePage::HighlightAllOccurrences;
for( int x = 0; x < allMatches.size(); x++ )
ui.definition->findText( allMatches.at( x ), flags );
// flags &= ~QWebEnginePage::HighlightAllOccurrences;
#endif
if( !allMatches.isEmpty() )
{
ui.definition->findText( allMatches.at( 0 ), flags );
//if( ui.definition->findText( allMatches.at( 0 ), flags ) )
{
ui.definition->page()->
runJavaScript( QString( "%1=window.getSelection().getRangeAt(0);_=0;" )
.arg( rangeVarName ) );
}
}
ui.ftsSearchFrame->show();
ui.ftsSearchPrevious->setEnabled( false );
ui.ftsSearchNext->setEnabled( allMatches.size()>1 );
ftsSearchIsOpened = true;
}
QString ArticleView::getWebPageTextSync(QWebEnginePage * page){
QSemaphore sem(1);
sem.acquire(1);
QString planText;
page->toPlainText([&](const QString & result){
planText = result;
sem.release(1);
});
sem.acquire(1);
return planText;
}
//todo ,futher refinement?
void ArticleView::performFtsFindOperation( bool backwards )
{
if( !ftsSearchIsOpened )
return;
if( allMatches.isEmpty() )
{
ui.ftsSearchNext->setEnabled( false );
ui.ftsSearchPrevious->setEnabled( false );
return;
}
QWebEnginePage::FindFlags flags( 0 );
if( ftsSearchMatchCase )
flags |= QWebEnginePage::FindCaseSensitively;
// Restore saved highlighted selection
ui.definition->page()->
runJavaScript( QString( "var sel=window.getSelection();sel.removeAllRanges();sel.addRange(%1);_=0;" )
.arg( rangeVarName ) );
bool res;
if( backwards )
{
if( ftsPosition > 0 )
{
ui.definition->findText( allMatches.at( ftsPosition - 1 ),
flags | QWebEnginePage::FindBackward );
ftsPosition -= 1;
}
else
ui.definition->findText( allMatches.at( ftsPosition ),
flags | QWebEnginePage::FindBackward );
// ui.ftsSearchPrevious->setEnabled( res );
// if( !ui.ftsSearchNext->isEnabled() )
// ui.ftsSearchNext->setEnabled( res );
}
else
{
if( ftsPosition < allMatches.size() - 1 )
{
ui.definition->findText( allMatches.at( ftsPosition + 1 ), flags );
ftsPosition += 1;
}
else
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()->
runJavaScript( 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 <span></span>
for( int i = 0; i < html.size(); i++ )
{
ch = html[ i ];
if( ch == '&' )
{
escaped = true;
if( inSpan )
{
newContent.append( "</span>" );
inSpan = false;
}
newContent.append( ch );
continue;
}
if( ch == '<' ) // Skip tag
{
escaped = false;
if( inSpan )
{
newContent.append( "</span>" );
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( "<span>");
inSpan = true;
}
if( inSpan && !( ch.isLetterOrNumber() || ch.isLowSurrogate() ) )
{
newContent.append( "</span>");
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( "<span style=\"font-size:0pt\"> </span>" );
}
if( inSpan )
newContent.append( "</span>" );
return newContent;
}
QString ArticleView::checkElement( QWebEnginePage & elem, QPoint const & pt )
{
QSemaphore semaphore(1);
semaphore.acquire(1);
QString nodeValue;
elem.runJavaScript(QString(
" var a= document.elementFromPoint(%1,%2);"
"var nodename=a.nodeName.toLowerCase();"
"if(nodename==\"body\"||nodename==\"html\"||nodename==\"head\")"
"{"
" return '';"
"}"
"return a.textContent;")
.arg(pt.x()).arg(pt.y()),[&semaphore,&nodeValue](const QVariant & result){
semaphore.release();
nodeValue=result.toString();
});
semaphore.acquire(1);
return nodeValue;
}
QString ArticleView::wordAtPoint( int x, int y )
{
QString word;
if( popupView )
return word;
QPoint pos = mapFromGlobal( QPoint( x, y ) );
//todo
QWebEnginePage *frame = ui.definition->page();
if( !frame )
return word;
QPointF scrollPoint=frame->scrollPosition();
QPoint posWithScroll = pos + QPoint((int)scrollPoint.x(),(int)scrollPoint.y());
/// Find target HTML element
QSemaphore semaphore(1);
semaphore.acquire(1);
QString nodeValue;
frame->runJavaScript(QString(
" var a= document.elementFromPoint(%1,%2);"
"var nodename=a.nodeName.toLowerCase();"
"if(nodename==\"body\"||nodename==\"html\"||nodename==\"head\")"
"{"
" return '';"
"}"
"return a.textContent;")
.arg(posWithScroll.x()).arg(posWithScroll.y()),[&](const QVariant & result){
semaphore.release();
nodeValue=result.toString();
});
semaphore.acquire(1);
return nodeValue;
// 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.runJavaScript( "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 <span> </span>
// 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.runJavaScript( "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;i<n;i++) __gd_el=__gd_el.nextSibling;"
// "}"
// "__gd_SelRange.setStart(__gd_el, __gd_StartOffset);"
// "__gd_StartTree.splice(0,__gd_StartTree.length);"
// "flag+=1;"
// "}"
// "if(__gd_EndTree && __gd_EndTree.length) {"
// "var __gd_el=this;"
// "while(__gd_EndTree.length) {"
// "__gd_el=__gd_el.firstChild;"
// "var n=__gd_EndTree.pop();"
// "if(n<0) __gd_el=this;"
// "else for(var i=0;i<n;i++) __gd_el=__gd_el.nextSibling;"
// "}"
// "__gd_SelRange.setEnd(__gd_el, __gd_EndOffset);"
// "__gd_EndTree.splice(0,__gd_EndTree.length);"
// "flag+=1;"
// "}"
// "if(flag>0) {"
// "var __gd_sel=window.getSelection();"
// "__gd_sel.removeAllRanges();"
// "__gd_sel.addRange(__gd_SelRange);"
// "}"
// );
// return word;
}
#endif
ResourceToSaveHandler::ResourceToSaveHandler(ArticleView * view, QString const & fileName ) :
QObject( view ),
fileName( fileName ),
alreadyDone( false )
{
connect( this, SIGNAL( statusBarMessage( QString, int, QPixmap ) ),
view, SIGNAL( statusBarMessage( QString, int, QPixmap ) ) );
}
void ResourceToSaveHandler::addRequest( sptr<Dictionary::DataRequest> req )
{
if( !alreadyDone )
{
downloadRequests.push_back( req );
connect( req.get(), SIGNAL( finished() ),
this, SLOT( downloadFinished() ) );
}
}
void ResourceToSaveHandler::downloadFinished()
{
if ( downloadRequests.empty() )
return; // Stray signal
// Find any finished resources
for( list< sptr< Dictionary::DataRequest > >::iterator i =
downloadRequests.begin(); i != downloadRequests.end(); )
{
if ( (*i)->isFinished() )
{
if ( (*i)->dataSize() >= 0 && !alreadyDone )
{
QByteArray resourceData;
vector< char > const & data = (*i)->getFullData();
resourceData = QByteArray( data.data(), data.size() );
// Write data to file
if ( !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" ) );
}
}
alreadyDone = true;
// Clear other requests
downloadRequests.clear();
break;
}
else
{
// This one had no data. Erase it.
downloadRequests.erase( i++ );
}
}
else // Unfinished, wait.
break;
}
if ( downloadRequests.empty() )
{
if( !alreadyDone )
{
emit statusBarMessage(
tr( "WARNING: %1" ).arg( tr( "The referenced resource failed to download." ) ),
10000, QPixmap( ":/icons/error.png" ) );
}
emit done();
deleteLater();
}
}
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