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office-gobmx/xmloff/source/style/XMLFontAutoStylePool.cxx
Luboš Luňák 64b993e046 finish deprecation of O(U)String::valueOf() 
Compiler plugin to replace with matching number(), boolean() or OUString ctor,
ran it, few manual tweaks, mark as really deprecated.

Change-Id: I4a79bdbcf4c460d21e73b635d2bd3725c22876b2
2013-08-21 15:10:35 +02:00

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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* This file incorporates work covered by the following license notice:
*
* 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 .
*/
#include <o3tl/sorted_vector.hxx>
#include <tools/fontenum.hxx>
#include "xmloff/xmlnmspe.hxx"
#include <xmloff/xmltoken.hxx>
#include <xmloff/xmluconv.hxx>
#include "fonthdl.hxx"
#include <xmloff/xmlexp.hxx>
#include <xmloff/XMLFontAutoStylePool.hxx>
#include <vcl/embeddedfontshelper.hxx>
#include <osl/file.hxx>
#include <com/sun/star/embed/ElementModes.hpp>
#include <com/sun/star/embed/XTransactedObject.hpp>
#include <com/sun/star/lang/XMultiServiceFactory.hpp>
using namespace ::com::sun::star;
using namespace ::com::sun::star::uno;
using namespace ::xmloff::token;
class XMLFontAutoStylePoolEntry_Impl
{
OUString sName;
OUString sFamilyName;
OUString sStyleName;
FontFamily nFamily;
FontPitch nPitch;
rtl_TextEncoding eEnc;
public:
inline XMLFontAutoStylePoolEntry_Impl(
const OUString& rName,
const OUString& rFamilyName,
const OUString& rStyleName,
FontFamily nFamily,
FontPitch nPitch,
rtl_TextEncoding eEnc );
inline XMLFontAutoStylePoolEntry_Impl(
const OUString& rFamilyName,
const OUString& rStyleName,
FontFamily nFamily,
FontPitch nPitch,
rtl_TextEncoding eEnc );
const OUString& GetName() const { return sName; }
const OUString& GetFamilyName() const { return sFamilyName; }
const OUString& GetStyleName() const { return sStyleName; }
FontFamily GetFamily() const { return nFamily; }
FontPitch GetPitch() const { return nPitch; }
rtl_TextEncoding GetEncoding() const { return eEnc; }
};
inline XMLFontAutoStylePoolEntry_Impl::XMLFontAutoStylePoolEntry_Impl(
const OUString& rName,
const OUString& rFamilyName,
const OUString& rStyleName,
FontFamily nFam,
FontPitch nP,
rtl_TextEncoding eE ) :
sName( rName ),
sFamilyName( rFamilyName ),
sStyleName( rStyleName ),
nFamily( nFam ),
nPitch( nP ),
eEnc( eE )
{
}
inline XMLFontAutoStylePoolEntry_Impl::XMLFontAutoStylePoolEntry_Impl(
const OUString& rFamilyName,
const OUString& rStyleName,
FontFamily nFam,
FontPitch nP,
rtl_TextEncoding eE ) :
sFamilyName( rFamilyName ),
sStyleName( rStyleName ),
nFamily( nFam ),
nPitch( nP ),
eEnc( eE )
{
}
struct XMLFontAutoStylePoolEntryCmp_Impl {
bool operator()(
XMLFontAutoStylePoolEntry_Impl* const& r1,
XMLFontAutoStylePoolEntry_Impl* const& r2 ) const
{
sal_Int8 nEnc1(r1->GetEncoding() != RTL_TEXTENCODING_SYMBOL);
sal_Int8 nEnc2(r2->GetEncoding() != RTL_TEXTENCODING_SYMBOL);
if( nEnc1 != nEnc2 )
return nEnc1 < nEnc2;
else if( r1->GetPitch() != r2->GetPitch() )
return r1->GetPitch() < r2->GetPitch();
else if( r1->GetFamily() != r2->GetFamily() )
return r1->GetFamily() < r2->GetFamily();
else
{
sal_Int32 nCmp = r1->GetFamilyName().compareTo( r2->GetFamilyName() );
if( 0 == nCmp )
return r1->GetStyleName().compareTo( r2->GetStyleName() ) < 0;
else
return nCmp < 0;
}
}
};
class XMLFontAutoStylePool_Impl : public o3tl::sorted_vector<XMLFontAutoStylePoolEntry_Impl*, XMLFontAutoStylePoolEntryCmp_Impl>
{
public:
~XMLFontAutoStylePool_Impl() { DeleteAndDestroyAll(); }
};
XMLFontAutoStylePool::XMLFontAutoStylePool( SvXMLExport& rExp, bool _tryToEmbedFonts ) :
rExport( rExp ),
pPool( new XMLFontAutoStylePool_Impl ),
tryToEmbedFonts( _tryToEmbedFonts )
{
}
XMLFontAutoStylePool::~XMLFontAutoStylePool()
{
delete pPool;
}
OUString XMLFontAutoStylePool::Add(
const OUString& rFamilyName,
const OUString& rStyleName,
FontFamily nFamily,
FontPitch nPitch,
rtl_TextEncoding eEnc )
{
OUString sPoolName;
XMLFontAutoStylePoolEntry_Impl aTmp( rFamilyName, rStyleName, nFamily,
nPitch, eEnc );
XMLFontAutoStylePool_Impl::const_iterator it = pPool->find( &aTmp );
if( it != pPool->end() )
{
sPoolName = (*it)->GetName();
}
else
{
OUString sName;
sal_Int32 nLen = rFamilyName.indexOf( ';', 0 );
if( -1 == nLen )
{
sName = rFamilyName;
}
else if( nLen > 0 )
{
sName = rFamilyName.copy( 0, nLen );
sName = sName.trim();
}
if( sName.isEmpty() )
sName = OUString( sal_Unicode( 'F' ) );
if( m_aNames.find(sName) != m_aNames.end() )
{
sal_Int32 nCount = 1;
OUString sPrefix( sName );
sName += OUString::number( nCount );
while( m_aNames.find(sName) != m_aNames.end() )
{
sName = sPrefix;
sName += OUString::number( ++nCount );
}
}
XMLFontAutoStylePoolEntry_Impl *pEntry =
new XMLFontAutoStylePoolEntry_Impl( sName, rFamilyName, rStyleName,
nFamily, nPitch, eEnc );
pPool->insert( pEntry );
m_aNames.insert(sName);
}
return sPoolName;
}
OUString XMLFontAutoStylePool::Find(
const OUString& rFamilyName,
const OUString& rStyleName,
FontFamily nFamily,
FontPitch nPitch,
rtl_TextEncoding eEnc ) const
{
OUString sName;
XMLFontAutoStylePoolEntry_Impl aTmp( rFamilyName, rStyleName, nFamily,
nPitch, eEnc );
XMLFontAutoStylePool_Impl::const_iterator it = pPool->find( &aTmp );
if( it != pPool->end() )
{
sName = (*it)->GetName();
}
return sName;
}
void XMLFontAutoStylePool::exportXML()
{
SvXMLElementExport aElem( GetExport(), XML_NAMESPACE_OFFICE,
XML_FONT_FACE_DECLS,
sal_True, sal_True );
Any aAny;
OUString sTmp;
XMLFontFamilyNamePropHdl aFamilyNameHdl;
XMLFontFamilyPropHdl aFamilyHdl;
XMLFontPitchPropHdl aPitchHdl;
XMLFontEncodingPropHdl aEncHdl;
const SvXMLUnitConverter& rUnitConv = GetExport().GetMM100UnitConverter();
std::map< OUString, OUString > fontFilesMap; // our url to document url
sal_uInt32 nCount = pPool->size();
for( sal_uInt32 i=0; i<nCount; i++ )
{
const XMLFontAutoStylePoolEntry_Impl *pEntry = (*pPool)[ i ];
GetExport().AddAttribute( XML_NAMESPACE_STYLE,
XML_NAME, pEntry->GetName() );
aAny <<= pEntry->GetFamilyName();
if( aFamilyNameHdl.exportXML( sTmp, aAny, rUnitConv ) )
GetExport().AddAttribute( XML_NAMESPACE_SVG,
XML_FONT_FAMILY, sTmp );
const OUString& rStyleName = pEntry->GetStyleName();
if( !rStyleName.isEmpty() )
GetExport().AddAttribute( XML_NAMESPACE_STYLE,
XML_FONT_ADORNMENTS,
rStyleName );
aAny <<= (sal_Int16)pEntry->GetFamily();
if( aFamilyHdl.exportXML( sTmp, aAny, rUnitConv ) )
GetExport().AddAttribute( XML_NAMESPACE_STYLE,
XML_FONT_FAMILY_GENERIC, sTmp );
aAny <<= (sal_Int16)pEntry->GetPitch();
if( aPitchHdl.exportXML( sTmp, aAny, rUnitConv ) )
GetExport().AddAttribute( XML_NAMESPACE_STYLE,
XML_FONT_PITCH, sTmp );
aAny <<= (sal_Int16)pEntry->GetEncoding();
if( aEncHdl.exportXML( sTmp, aAny, rUnitConv ) )
GetExport().AddAttribute( XML_NAMESPACE_STYLE,
XML_FONT_CHARSET, sTmp );
SvXMLElementExport aElement( GetExport(), XML_NAMESPACE_STYLE,
XML_FONT_FACE,
sal_True, sal_True );
if( tryToEmbedFonts )
{
std::vector< OUString > fileUrls;
static const FontWeight weight[] = { WEIGHT_NORMAL, WEIGHT_BOLD, WEIGHT_NORMAL, WEIGHT_BOLD };
static const FontItalic italic[] = { ITALIC_NONE, ITALIC_NONE, ITALIC_NORMAL, ITALIC_NORMAL };
assert( SAL_N_ELEMENTS( weight ) == SAL_N_ELEMENTS( italic ));
for( unsigned int j = 0;
j < SAL_N_ELEMENTS( weight );
++j )
{
// Embed font if at least viewing is allowed (in which case the opening app must check
// the font license rights too and open either read-only or not use the font for editing).
OUString fileUrl = EmbeddedFontsHelper::fontFileUrl( pEntry->GetFamilyName(), pEntry->GetFamily(),
italic[ j ], weight[ j ], pEntry->GetPitch(), pEntry->GetEncoding(),
EmbeddedFontsHelper::ViewingAllowed );
if( fileUrl.isEmpty())
continue;
if( !fontFilesMap.count( fileUrl ))
{
OUString docUrl = embedFontFile( fileUrl );
if( !docUrl.isEmpty())
fontFilesMap[ fileUrl ] = docUrl;
else
continue; // --> failed to embed
}
fileUrls.push_back( fileUrl );
}
if( !fileUrls.empty())
{
SvXMLElementExport fontFaceSrc( GetExport(), XML_NAMESPACE_SVG,
XML_FONT_FACE_SRC, true, true );
for( std::vector< OUString >::const_iterator it = fileUrls.begin();
it != fileUrls.end();
++it )
{
if( fontFilesMap.count( *it ))
{
GetExport().AddAttribute( XML_NAMESPACE_XLINK, XML_HREF, fontFilesMap[ *it ] );
GetExport().AddAttribute( XML_NAMESPACE_XLINK, XML_TYPE, "simple" );
SvXMLElementExport fontFaceUri( GetExport(), XML_NAMESPACE_SVG,
XML_FONT_FACE_URI, true, true );
}
}
}
}
}
}
OUString XMLFontAutoStylePool::embedFontFile( const OUString& fileUrl )
{
try
{
osl::File file( fileUrl );
if( file.open( osl_File_OpenFlag_Read ) != osl::File::E_None )
return OUString();
uno::Reference< embed::XStorage > storage;
storage.set( GetExport().GetTargetStorage()->openStorageElement( OUString( "Fonts" ),
::embed::ElementModes::WRITE ), uno::UNO_QUERY_THROW );
int index = 0;
OUString name;
do
{
name = "font" + OUString::number( ++index ) + ".ttf";
} while( storage->hasByName( name ) );
uno::Reference< io::XOutputStream > outputStream;
outputStream.set( storage->openStreamElement( name, ::embed::ElementModes::WRITE ), UNO_QUERY_THROW );
uno::Reference < beans::XPropertySet > propertySet( outputStream, uno::UNO_QUERY );
assert( propertySet.is());
propertySet->setPropertyValue( "MediaType", uno::makeAny( OUString( "application/x-font-ttf" ))); // TODO
for(;;)
{
char buffer[ 4096 ];
sal_uInt64 readSize;
sal_Bool eof;
if( file.isEndOfFile( &eof ) != osl::File::E_None )
{
SAL_WARN( "xmloff", "Error reading font file " << fileUrl );
outputStream->closeOutput();
return OUString();
}
if( eof )
break;
if( file.read( buffer, 4096, readSize ) != osl::File::E_None )
{
SAL_WARN( "xmloff", "Error reading font file " << fileUrl );
outputStream->closeOutput();
return OUString();
}
if( readSize == 0 )
break;
outputStream->writeBytes( uno::Sequence< sal_Int8 >( reinterpret_cast< const sal_Int8* >( buffer ), readSize ));
}
outputStream->closeOutput();
if( storage.is() )
{
Reference< embed::XTransactedObject > transaction( storage, UNO_QUERY );
if( transaction.is())
{
transaction->commit();
return "Fonts/" + name;
}
}
} catch( const Exception& e )
{
SAL_WARN( "xmloff", "Exception when embedding a font file:" << e.Message );
}
return OUString();
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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