| /************************************************************** |
| * |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| * |
| *************************************************************/ |
| |
| |
| |
| // MARKER(update_precomp.py): autogen include statement, do not remove |
| #include "precompiled_filter.hxx" |
| #include <com/sun/star/container/XNamed.hpp> |
| #include <com/sun/star/beans/PropertyValue.hpp> |
| #include <com/sun/star/beans/XPropertySet.hpp> |
| #include <com/sun/star/drawing/XDrawPagesSupplier.hpp> |
| #ifndef _COM_SUN_STAR_PRESENTATION_PRESENTATIONPAGE_HPP_ |
| #include <com/sun/star/presentation/XPresentationPage.hpp> |
| #endif |
| #include <com/sun/star/container/XIndexAccess.hpp> |
| #include <com/sun/star/document/XFilter.hpp> |
| #include <com/sun/star/text/XText.hpp> |
| #include <com/sun/star/document/XDocumentPropertiesSupplier.hpp> |
| #include <com/sun/star/frame/XModel.hpp> |
| #include <com/sun/star/task/XStatusIndicatorFactory.hpp> |
| #include <rtl/ustrbuf.hxx> |
| #include <rtl/string.hxx> |
| #include <osl/diagnose.h> |
| |
| #include <vector> |
| |
| #include "exporter.hxx" |
| #include "Base64Codec.hxx" |
| #include "zip.hxx" |
| #include "tempfile.hxx" |
| |
| using rtl::OUString; |
| using rtl::OString; |
| using namespace ::com::sun::star::uno; |
| using namespace ::com::sun::star::drawing; |
| using namespace ::com::sun::star::container; |
| using namespace ::com::sun::star::document; |
| using namespace ::com::sun::star::io; |
| using namespace ::com::sun::star::lang; |
| using namespace ::com::sun::star::text; |
| using namespace ::std; |
| |
| using com::sun::star::beans::PropertyValue; |
| using com::sun::star::beans::XPropertySet; |
| using com::sun::star::presentation::XPresentationPage; |
| using com::sun::star::task::XStatusIndicator; |
| |
| // ----------------------------------------------------------------------------- |
| |
| PlaceWareExporter::PlaceWareExporter(const Reference< XMultiServiceFactory > &rxMSF) |
| : mxMSF( rxMSF ) |
| { |
| } |
| |
| // ----------------------------------------------------------------------------- |
| |
| PlaceWareExporter::~PlaceWareExporter() |
| { |
| } |
| |
| // ----------------------------------------------------------------------------- |
| class PageEntry |
| { |
| private: |
| TempFile maTempFile; |
| rtl::OUString maName; |
| rtl::OUString maTitle; |
| rtl::OUString maNotes; |
| rtl::OUString maURL; |
| |
| public: |
| PageEntry(); |
| ~PageEntry(); |
| |
| OUString getTempURL() { return maTempFile.getFileURL(); } |
| |
| void setName( const rtl::OUString& rName ) { maName = rName; } |
| const rtl::OUString& getName() const { return maName; } |
| |
| void setTitle( const rtl::OUString& rTitle ) { maTitle = rTitle; } |
| const rtl::OUString& getTitle() const { return maTitle; } |
| |
| void setNotes( const rtl::OUString& rNotes ) { maNotes = rNotes; } |
| const rtl::OUString& getNotes() const { return maNotes; } |
| |
| void setURL( const rtl::OUString& rURL ) { maURL = rURL; } |
| const rtl::OUString& getURL() const { return maURL; } |
| }; |
| |
| PageEntry::PageEntry() |
| : maTempFile( TempFile::createTempFileURL() ) |
| { |
| } |
| |
| PageEntry::~PageEntry() |
| { |
| } |
| |
| |
| static void encodeFile( osl::File& rSourceFile, Reference< XOutputStream >& xOutputStream ) throw( ::com::sun::star::uno::Exception ) |
| { |
| if( xOutputStream.is() ) |
| { |
| sal_uInt64 nTemp( 0 ); |
| |
| osl::File::RC nRC = rSourceFile.setPos( osl_Pos_End, 0 ); |
| if( osl::File::E_None == nRC ) |
| { |
| nRC = rSourceFile.getPos( nTemp ); |
| if( osl::File::E_None == nRC ) |
| { |
| nRC = rSourceFile.setPos( osl_Pos_Absolut, 0 ); |
| } |
| } |
| |
| sal_Int32 nLen = static_cast<sal_Int32>(nTemp); |
| |
| if( osl::File::E_None != nRC ) |
| throw IOException(); |
| |
| sal_Int32 nBufferSize = 3*1024; // !!! buffer size must be a factor of 3 for base64 to work |
| Sequence< sal_Int8 > aInBuffer( nBufferSize < nLen ? nBufferSize : nLen ); |
| void* pInBuffer = aInBuffer.getArray(); |
| |
| Sequence< sal_Int8 > aOutBuffer; |
| sal_Int32 nRead; |
| while( nLen ) |
| { |
| nRC = rSourceFile.read( pInBuffer, aInBuffer.getLength(), nTemp ); |
| |
| if( (nRC != osl::File::E_None) || (0 == nTemp) ) |
| throw IOException(); |
| |
| nRead = static_cast<sal_Int32>( nTemp ); |
| |
| if( nRead < aInBuffer.getLength() ) |
| { |
| aInBuffer.realloc( nRead ); |
| pInBuffer = aInBuffer.getArray(); |
| } |
| |
| nLen -= nRead; |
| |
| rtl::OUStringBuffer aStrBuffer; |
| Base64Codec::encodeBase64( aStrBuffer, aInBuffer ); |
| |
| sal_Int32 nCount = aStrBuffer.getLength(); |
| |
| if( aOutBuffer.getLength() != nCount ) |
| aOutBuffer.realloc( nCount ); |
| |
| sal_Int8* pBytes = aOutBuffer.getArray(); |
| const sal_Unicode* pUnicode = aStrBuffer.getStr(); |
| |
| while( nCount-- ) |
| { |
| // since base64 is always ascii, we can cast safely |
| *pBytes++ = static_cast<sal_Int8>(*pUnicode++); |
| } |
| |
| xOutputStream->writeBytes( aOutBuffer ); |
| } |
| } |
| } |
| |
| static OString convertString( OUString aInput ) |
| { |
| OString aRet( aInput.getStr(), aInput.getLength(), RTL_TEXTENCODING_ASCII_US ); |
| aRet = aRet.replace( '\r', ' ' ); |
| aRet = aRet.replace( '\n', ' ' ); |
| |
| return aRet; |
| } |
| |
| static void createSlideFile( Reference< XComponent > xDoc, ZipFile& rZipFile, const rtl::OUString& rURL, vector< PageEntry* >& rPageEntries ) throw( ::com::sun::star::uno::Exception ) |
| { |
| OString aInfo; |
| |
| const OString aNewLine( "\r\n" ); |
| OUString aTemp; |
| |
| Reference< XDocumentPropertiesSupplier > xDPS( xDoc, UNO_QUERY ); |
| Reference< XDocumentProperties > xDocProps( xDPS->getDocumentProperties() ); |
| |
| aTemp = xDocProps->getTitle(); |
| if( 0 == aTemp.getLength() ) |
| { |
| sal_Int32 nPos1 = rURL.lastIndexOf( (sal_Unicode)'/' ); |
| if( -1 != nPos1 ) |
| { |
| sal_Int32 nPos2 = rURL.lastIndexOf( (sal_Unicode)'.' ); |
| if( nPos2 > nPos1 ) |
| { |
| aTemp = rURL.copy( nPos1 + 1, nPos2 - nPos1 - 1 ); |
| } |
| else |
| { |
| aTemp = rURL.copy( nPos1 + 1 ); |
| } |
| } |
| else |
| { |
| aTemp = rURL; |
| } |
| } |
| |
| aInfo += OString( "SlideSetName: " ); |
| aInfo += convertString( aTemp ); |
| aInfo += aNewLine; |
| |
| aTemp = xDocProps->getAuthor(); |
| |
| if( aTemp.getLength() ) |
| { |
| aInfo += OString( "PresenterName: " ); |
| aInfo += convertString( aTemp ); |
| aInfo += aNewLine; |
| } |
| |
| vector< PageEntry* >::iterator aIter( rPageEntries.begin() ); |
| vector< PageEntry* >::iterator aEnd( rPageEntries.end() ); |
| while( aIter != aEnd ) |
| { |
| PageEntry* pEntry = (*aIter++); |
| |
| aInfo += OString( "slide: " ); |
| if( pEntry->getTitle().getLength() ) |
| { |
| aInfo += convertString( pEntry->getTitle() ); |
| } |
| else |
| { |
| aInfo += convertString( pEntry->getName() ); |
| } |
| aInfo += aNewLine; |
| |
| aInfo += OString( "type: gif"); |
| aInfo += aNewLine; |
| |
| aInfo += OString( "url: " ); |
| aInfo += convertString( pEntry->getURL() ); |
| aInfo += aNewLine; |
| |
| |
| if( pEntry->getNotes().getLength() ) |
| { |
| aInfo += OString( "notes: " ); |
| aInfo += convertString( pEntry->getNotes() ); |
| aInfo += aNewLine; |
| } |
| } |
| |
| TempFile aInfoFile( TempFile::createTempFileURL() ); |
| |
| osl::File::RC nRC; |
| sal_uInt64 nTemp; |
| |
| nRC = aInfoFile.open( OpenFlag_Write ); |
| if( osl::File::E_None == nRC ) |
| { |
| nRC = aInfoFile.write( aInfo.getStr(), aInfo.getLength(), nTemp ); |
| if( osl::File::E_None == nRC ) |
| { |
| nRC = aInfoFile.setPos( osl_Pos_Absolut, 0 ); |
| if( osl::File::E_None == nRC ) |
| { |
| nRC = aInfoFile.close(); |
| } |
| } |
| } |
| |
| if( (osl::File::E_None != nRC) || !rZipFile.addFile( aInfoFile, OString( RTL_CONSTASCII_STRINGPARAM("slides.txt") ) )) |
| throw IOException(); |
| } |
| |
| //#define PLACEWARE_DEBUG 1 |
| |
| sal_Bool PlaceWareExporter::doExport( Reference< XComponent > xDoc, Reference < XOutputStream > xOutputStream, |
| const rtl::OUString& rURL, Reference < XInterface > /* xHandler */, Reference < XStatusIndicator >& xStatusIndicator ) |
| { |
| sal_Bool bRet = sal_False; |
| |
| mxGraphicExporter = Reference< XExporter >::query( mxMSF->createInstance( OUString( RTL_CONSTASCII_USTRINGPARAM("com.sun.star.drawing.GraphicExportFilter") ) ) ); |
| Reference< XDrawPagesSupplier > xDrawPagesSupplier(xDoc, UNO_QUERY); |
| if(!xDrawPagesSupplier.is()) |
| return sal_False; |
| |
| Reference< XIndexAccess > xDrawPages( xDrawPagesSupplier->getDrawPages(), UNO_QUERY ); |
| if(!xDrawPages.is()) |
| return sal_False; |
| |
| if(xStatusIndicator.is()) |
| { |
| xStatusIndicator->start(OUString( RTL_CONSTASCII_USTRINGPARAM( "PlaceWare:" )),xDrawPages->getCount()); |
| } |
| |
| Reference< XDrawPage > xDrawPage; |
| |
| osl::File::RC nRC; |
| |
| #ifndef PLACEWARE_DEBUG |
| TempFile aTempFile( TempFile::createTempFileURL() ); |
| nRC = aTempFile.open( osl_File_OpenFlag_Write|osl_File_OpenFlag_Read ); |
| OUString aURL( aTempFile.getFileURL() ); |
| #else |
| OUString aURL( RTL_CONSTASCII_USTRINGPARAM("file:///e:/test.zip") ); |
| osl::File::remove( aURL ); |
| osl::File aTempFile( aURL ); |
| nRC = aTempFile.open( osl_File_OpenFlag_Create|osl_File_OpenFlag_Write|osl_File_OpenFlag_Read ); |
| #endif |
| |
| if( osl::File::E_None != nRC ) |
| return sal_False; |
| |
| vector< PageEntry* > aPageEntries; |
| |
| // Create new package... |
| try |
| { |
| ZipFile aZipFile(aTempFile); |
| |
| // export slides as gifs and collect information for slides |
| |
| const sal_Int32 nPageCount = xDrawPages->getCount(); |
| sal_Int32 nPage; |
| |
| for( nPage = 0; nPage < nPageCount; nPage++) |
| { |
| xDrawPages->getByIndex(nPage) >>= xDrawPage; |
| |
| if( !xDrawPage.is() ) |
| continue; |
| |
| PageEntry* pEntry = exportPage( xDrawPage ); |
| aPageEntries.push_back( pEntry ); |
| |
| OUString aName( RTL_CONSTASCII_USTRINGPARAM("i") ); |
| aName += OUString::valueOf( nPage ); |
| aName += OUString( RTL_CONSTASCII_USTRINGPARAM(".gif") ); |
| pEntry->setURL( aName ); |
| |
| if(xStatusIndicator.is()) |
| { |
| xStatusIndicator->setValue( nPage + 1 ); |
| } |
| } |
| |
| // create the slide.txt file |
| |
| createSlideFile( xDoc, aZipFile, rURL, aPageEntries ); |
| |
| // add gifs to zip |
| vector< PageEntry* >::iterator aIter( aPageEntries.begin() ); |
| vector< PageEntry* >::iterator aEnd( aPageEntries.end() ); |
| while( aIter != aEnd ) |
| { |
| PageEntry* pEntry = (*aIter++); |
| |
| osl::File aFile(pEntry->getTempURL() ); |
| const OUString aTemp( pEntry->getURL() ); |
| |
| if( (osl::File::E_None != nRC) || !aZipFile.addFile( aFile, OString( aTemp.getStr(), aTemp.getLength(), RTL_TEXTENCODING_ASCII_US ) ) ) |
| throw IOException(); |
| } |
| |
| if(!aZipFile.close()) |
| throw IOException(); |
| |
| encodeFile( aTempFile, xOutputStream ); |
| |
| bRet = sal_True; |
| } |
| catch ( RuntimeException const & ) |
| { |
| } |
| catch ( Exception const & ) |
| { |
| } |
| |
| vector< PageEntry* >::iterator aIter( aPageEntries.begin() ); |
| vector< PageEntry* >::iterator aEnd( aPageEntries.end() ); |
| while( aIter != aEnd ) |
| { |
| delete (*aIter++); |
| } |
| |
| if( xStatusIndicator.is() ) |
| xStatusIndicator->end(); |
| |
| return bRet; |
| } |
| |
| // ----------------------------------------------------------------------------- |
| |
| PageEntry* PlaceWareExporter::exportPage( Reference< XDrawPage >&xDrawPage ) |
| { |
| Reference< XComponent > xComp( xDrawPage, UNO_QUERY ); |
| |
| PageEntry* pEntry = new PageEntry(); |
| |
| // get page name |
| Reference< XNamed > xNamed( xDrawPage, UNO_QUERY ); |
| if( xNamed.is() ) |
| pEntry->setName( xNamed->getName() ); |
| |
| // get title text from title presentation shape if available |
| const OUString szTitleTextShape( RTL_CONSTASCII_USTRINGPARAM("com.sun.star.presentation.TitleTextShape") ); |
| const OUString szIsEmptyPresObj( RTL_CONSTASCII_USTRINGPARAM("IsEmptyPresentationObject") ); |
| |
| sal_Int32 nShapeCount = xDrawPage->getCount(); |
| sal_Int32 nShape; |
| for( nShape = 0; nShape < nShapeCount; nShape++ ) |
| { |
| Reference< XShape > xShape; |
| xDrawPage->getByIndex( nShape ) >>= xShape; |
| |
| if( xShape.is() && xShape->getShapeType() == szTitleTextShape ) |
| { |
| Reference< XPropertySet > xPropSet( xShape, UNO_QUERY ); |
| if( xPropSet.is() ) |
| { |
| sal_Bool bIsEmpty = true; |
| xPropSet->getPropertyValue( szIsEmptyPresObj ) >>= bIsEmpty; |
| |
| if( !bIsEmpty ) |
| { |
| Reference< XText > xText( xShape, UNO_QUERY ); |
| if( xText.is() ) |
| { |
| pEntry->setTitle( xText->getString() ); |
| } |
| } |
| } |
| break; |
| } |
| } |
| |
| // get notes text if available |
| Reference< XPresentationPage > xPresPage( xDrawPage, UNO_QUERY ); |
| if( xPresPage.is() ) |
| { |
| Reference< XDrawPage > xNotesPage( xPresPage->getNotesPage() ); |
| |
| const OUString szNotesShape( RTL_CONSTASCII_USTRINGPARAM("com.sun.star.presentation.NotesShape") ); |
| |
| nShapeCount = xNotesPage->getCount(); |
| for( nShape = 0; nShape < nShapeCount; nShape++ ) |
| { |
| Reference< XShape > xShape; |
| xNotesPage->getByIndex( nShape ) >>= xShape; |
| |
| if( xShape.is() && (xShape->getShapeType() == szNotesShape) ) |
| { |
| Reference< XPropertySet > xPropSet( xShape, UNO_QUERY ); |
| if( xPropSet.is() ) |
| { |
| sal_Bool bIsEmpty = true; |
| xPropSet->getPropertyValue( szIsEmptyPresObj ) >>= bIsEmpty; |
| |
| if( !bIsEmpty ) |
| { |
| Reference< XText > xText( xShape, UNO_QUERY ); |
| if( xText.is() ) |
| { |
| pEntry->setNotes( xText->getString() ); |
| } |
| } |
| } |
| break; |
| } |
| } |
| } |
| |
| // create the gif |
| Reference< XFilter > xFilter( mxGraphicExporter, UNO_QUERY ); |
| |
| Sequence< PropertyValue > aFilterData( 2 ); |
| aFilterData[0].Name = OUString( RTL_CONSTASCII_USTRINGPARAM("Width") ); |
| aFilterData[0].Value <<= (sal_Int32)704; |
| aFilterData[1].Name = OUString( RTL_CONSTASCII_USTRINGPARAM("Translucent") ); |
| aFilterData[1].Value <<= (sal_Bool)sal_False; |
| |
| Sequence< PropertyValue > aDescriptor( 3 ); |
| aDescriptor[0].Name = OUString( RTL_CONSTASCII_USTRINGPARAM("FilterName") ); |
| aDescriptor[0].Value <<= OUString( RTL_CONSTASCII_USTRINGPARAM("GIF") ); |
| aDescriptor[1].Name = OUString( RTL_CONSTASCII_USTRINGPARAM("URL") ); |
| aDescriptor[1].Value <<= OUString( pEntry->getTempURL() ); |
| aDescriptor[2].Name = OUString( RTL_CONSTASCII_USTRINGPARAM("FilterData") ); |
| aDescriptor[2].Value <<= aFilterData; |
| mxGraphicExporter->setSourceDocument( xComp ); |
| xFilter->filter( aDescriptor ); |
| |
| return pEntry; |
| } |