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/* This file is part of the KDE project
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Copyright (C) 2002 Ulrich Kuettler <ulrich.kuettler@mailbox.tu-dresden.de>
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public
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License as published by the Free Software Foundation; either
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version 2 of the License, or (at your option) any later version.
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This library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public License
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along with this library; see the file COPYING.LIB. If not, write to
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the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#include <tqstring.h>
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#include <tqtextstream.h>
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#include <tqfile.h>
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#include <tdeapplication.h>
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#include <kdebug.h>
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#include <kgenericfactory.h>
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#include <tdemessagebox.h>
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#include <KoFilterChain.h>
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#include <KoStoreDevice.h>
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#include <kformuladocument.h>
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#include <kformulacontainer.h>
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#include <kformulamimesource.h>
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#include "mathmlexport.h"
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typedef KGenericFactory<MathMLExport, KoFilter> MathMLExportFactory;
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K_EXPORT_COMPONENT_FACTORY( libkfomathmlexport, MathMLExportFactory( "kofficefilters" ) )
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MathMLExport::MathMLExport( KoFilter */*parent*/, const char */*name*/, const TQStringList& )
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: KoFilter()
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{
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}
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KoFilter::ConversionStatus MathMLExport::convert( const TQCString& from, const TQCString& to )
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{
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if ( to != "application/mathml+xml" || from != "application/x-kformula" )
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return KoFilter::NotImplemented;
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KoStoreDevice* in = m_chain->storageFile( "root", KoStore::Read );
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if(!in) {
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TQApplication::restoreOverrideCursor();
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KMessageBox::error( 0, i18n( "Failed to read data." ), i18n( "MathML Export Error" ) );
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return KoFilter::StorageCreationError;
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}
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TQDomDocument dom;
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if ( !dom.setContent( in, false ) ) {
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TQApplication::restoreOverrideCursor();
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KMessageBox::error( 0, i18n( "Malformed XML data." ), i18n( "MathML Export Error" ) );
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return KoFilter::WrongFormat;
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}
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TQFile f( m_chain->outputFile() );
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if( !f.open( IO_Truncate | IO_ReadWrite ) ) {
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TQApplication::restoreOverrideCursor();
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KMessageBox::error( 0, i18n( "Failed to write file." ), i18n( "MathML Export Error" ) );
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return KoFilter::FileNotFound;
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}
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KFormula::DocumentWrapper* wrapper = new KFormula::DocumentWrapper( kapp->config(), 0 );
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KFormula::Document* doc = new KFormula::Document;
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wrapper->document( doc );
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KFormula::Container* formula = doc->createFormula();
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if ( !doc->loadXML( dom ) ) {
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kdError() << "Failed." << endl;
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}
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TQTextStream stream(&f);
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stream.setEncoding( TQTextStream::UnicodeUTF8 );
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formula->saveMathML( stream );
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f.close();
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delete formula;
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delete wrapper;
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return KoFilter::OK;
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}
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#include "mathmlexport.moc"
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