PageFormatProperty StyleParser::parsePageProperty( QDomElement &parent )
{
PageFormatProperty property;
property.setBottomMargin( convertUnit( parent.attribute( "margin-bottom" ) ) );
property.setLeftMargin( convertUnit( parent.attribute( "margin-left" ) ) );
property.setTopMargin( convertUnit( parent.attribute( "margin-top" ) ) );
property.setRightMargin( convertUnit( parent.attribute( "margin-right" ) ) );
property.setWidth( convertUnit( parent.attribute( "page-width" ) ) );
property.setHeight( convertUnit( parent.attribute( "page-height" ) ) );
return property;
}
QTextDocument* Converter::convert(const QString &fileName)
{
firstTime = true;
Document oooDocument(fileName);
if (!oooDocument.open())
{
return 0;
}
m_TextDocument = new QTextDocument;
m_Cursor = new QTextCursor(m_TextDocument);
/**
* Create the dom of the content
*/
QXmlSimpleReader reader;
QXmlInputSource source;
source.setData(oooDocument.content());
QString errorMsg;
QDomDocument document;
if (!document.setContent(&source, &reader, &errorMsg))
{
setError(QString("Invalid XML document: %1").arg(errorMsg), -1);
delete m_Cursor;
return m_TextDocument;
}
/**
* Read the style properties, so the are available when
* parsing the content.
*/
m_StyleInformation = new StyleInformation();
if (oooDocument.content().size() == 0)
{
setError("Empty document", -1);
}
StyleParser styleParser(&oooDocument, document, m_StyleInformation);
if (!styleParser.parse())
{
setError("Unable to read style information", -1);
delete m_Cursor;
return 0;
}
/**
* Add all images of the document to resource framework
*/
QMap<QString, QByteArray> imageLIST = oooDocument.images();
QMapIterator<QString, QByteArray> it(imageLIST);
while (it.hasNext())
{
it.next();
m_TextDocument->addResource(QTextDocument::ImageResource, QUrl(it.key()), QImage::fromData(it.value()));
}
/**
* Set the correct page size
*/
const QString masterLayout = m_StyleInformation->masterPageName();
if (m_StyleInformation->pagePropertyExists(masterLayout))
{
const int DPX = 231; /// im.logicalDpiX(); // 231
const int DPY = 231; // im.logicalDpiY(); // 231
const int A4Width = MM_TO_POINT(210); /// A4 210 x297 mm
const int A4Height = MM_TO_POINT(297);
const PageFormatProperty property = m_StyleInformation->pageProperty(masterLayout);
int pageWidth = qRound(property.width() / 72.0 * DPX);
if (pageWidth < 1) {
pageWidth = A4Width;
}
int pageHeight = qRound(property.height() / 72.0 * DPY);
if (pageHeight < 1) {
pageHeight = A4Height;
}
m_TextDocument->setPageSize(QSize(pageWidth, pageHeight));
QTextFrameFormat frameFormat;
frameFormat.setMargin(qRound(property.margin()));
QTextFrame *rootFrame = m_TextDocument->rootFrame();
rootFrame->setFrameFormat(frameFormat);
}
/**
* Parse the content of the document
*/
const QDomElement documentElement = document.documentElement();
QDomElement element = documentElement.firstChildElement();
while (!element.isNull())
{
if (element.tagName() == QLatin1String("body"))
{
if (!convertBody(element))
{
setError("Unable to convert document content", -1);
delete m_Cursor;
return 0;
}
}
element = element.nextSiblingElement();
}
return m_TextDocument;
}
Okular::Document::OpenResult Converter::convertWithPassword( const QString &fileName, const QString &password )
{
Document oooDocument( fileName );
if ( !oooDocument.open( password ) ) {
if ( !oooDocument.anyFileEncrypted() )
emit error( oooDocument.lastErrorString(), -1 );
return oooDocument.anyFileEncrypted() ? Okular::Document::OpenNeedsPassword : Okular::Document::OpenError;
}
mTextDocument = new QTextDocument;
mCursor = new QTextCursor( mTextDocument );
/**
* Create the dom of the content
*/
QXmlSimpleReader reader;
QXmlInputSource source;
source.setData( oooDocument.content() );
QString errorMsg;
QDomDocument document;
if ( !document.setContent( &source, &reader, &errorMsg ) ) {
if ( !oooDocument.anyFileEncrypted() )
emit error( i18n( "Invalid XML document: %1", errorMsg ), -1 );
delete mCursor;
return oooDocument.anyFileEncrypted() ? Okular::Document::OpenNeedsPassword : Okular::Document::OpenError;
}
mStyleInformation = new StyleInformation();
/**
* Read the style properties, so the are available when
* parsing the content.
*/
StyleParser styleParser( &oooDocument, document, mStyleInformation );
if ( !styleParser.parse() ) {
if ( !oooDocument.anyFileEncrypted() )
emit error( i18n( "Unable to read style information" ), -1 );
delete mCursor;
return oooDocument.anyFileEncrypted() ? Okular::Document::OpenNeedsPassword : Okular::Document::OpenError;
}
/**
* Add all images of the document to resource framework
*/
const QMap<QString, QByteArray> images = oooDocument.images();
QMapIterator<QString, QByteArray> it( images );
while ( it.hasNext() ) {
it.next();
mTextDocument->addResource( QTextDocument::ImageResource, QUrl( it.key() ), QImage::fromData( it.value() ) );
}
/**
* Set the correct page size
*/
const QString masterLayout = mStyleInformation->masterPageName();
const PageFormatProperty property = mStyleInformation->pageProperty( masterLayout );
const QSizeF dpi = Okular::Utils::realDpi(nullptr);
int pageWidth = qRound(property.width() / 72.0 * dpi.width());
int pageHeight = qRound(property.height() / 72.0 * dpi.height());
if ( pageWidth == 0 )
pageWidth = 600;
if ( pageHeight == 0 )
pageHeight = 800;
mTextDocument->setPageSize( QSize( pageWidth, pageHeight ) );
QTextFrameFormat frameFormat;
frameFormat.setMargin( qRound( property.margin() ) );
QTextFrame *rootFrame = mTextDocument->rootFrame();
rootFrame->setFrameFormat( frameFormat );
/**
* Parse the content of the document
*/
const QDomElement documentElement = document.documentElement();
QDomElement element = documentElement.firstChildElement();
while ( !element.isNull() ) {
if ( element.tagName() == QLatin1String( "body" ) ) {
if ( !convertBody( element ) ) {
if ( !oooDocument.anyFileEncrypted() )
emit error( i18n( "Unable to convert document content" ), -1 );
delete mCursor;
return oooDocument.anyFileEncrypted() ? Okular::Document::OpenNeedsPassword : Okular::Document::OpenError;
}
}
element = element.nextSiblingElement();
}
MetaInformation::List metaInformation = mStyleInformation->metaInformation();
for ( int i = 0; i < metaInformation.count(); ++i ) {
emit addMetaData( metaInformation[ i ].key(),
metaInformation[ i ].value(),
metaInformation[ i ].title() );
}
delete mCursor;
delete mStyleInformation;
mStyleInformation = 0;
setDocument( mTextDocument );
return Okular::Document::OpenSuccess;
}