1 files changed, 94 insertions, 0 deletions
diff --git a/filters/kformula/mathml/mathmlexport.cpp b/filters/kformula/mathml/mathmlexport.cpp
new file mode 100644
index 000000000..37951d2de
--- /dev/null
+++ b/filters/kformula/mathml/mathmlexport.cpp
@@ -0,0 +1,94 @@
+/* This file is part of the KDE project
+   Copyright (C) 2002 Ulrich Kuettler <ulrich.kuettler@mailbox.tu-dresden.de>
+
+   This library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Library General Public
+   License as published by the Free Software Foundation; either
+   version 2 of the License, or (at your option) any later version.
+
+   This library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Library General Public License for more details.
+
+   You should have received a copy of the GNU Library General Public License
+   along with this library; see the file COPYING.LIB.  If not, write to
+   the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+ * Boston, MA 02110-1301, USA.
+*/
+
+#include <tqstring.h>
+#include <tqtextstream.h>
+#include <tqfile.h>
+
+#include <tdeapplication.h>
+#include <kdebug.h>
+#include <kgenericfactory.h>
+#include <tdemessagebox.h>
+
+#include <KoFilterChain.h>
+#include <KoStoreDevice.h>
+
+#include <kformuladocument.h>
+#include <kformulacontainer.h>
+#include <kformulamimesource.h>
+
+#include "mathmlexport.h"
+
+
+typedef KGenericFactory<MathMLExport, KoFilter> MathMLExportFactory;
+K_EXPORT_COMPONENT_FACTORY( libkfomathmlexport, MathMLExportFactory( "kofficefilters" ) )
+
+
+MathMLExport::MathMLExport( KoFilter */*parent*/, const char */*name*/, const TQStringList& )
+    : KoFilter()
+{
+}
+
+
+KoFilter::ConversionStatus MathMLExport::convert( const TQCString& from, const TQCString& to )
+{
+    if ( to != "application/mathml+xml" || from != "application/x-kformula" )
+        return KoFilter::NotImplemented;
+
+    KoStoreDevice* in = m_chain->storageFile( "root", KoStore::Read );
+    if(!in) {
+        TQApplication::restoreOverrideCursor();
+        KMessageBox::error( 0, i18n( "Failed to read data." ), i18n( "MathML Export Error" ) );
+        return KoFilter::StorageCreationError;
+    }
+
+    TQDomDocument dom;
+    if ( !dom.setContent( in, false ) ) {
+        TQApplication::restoreOverrideCursor();
+        KMessageBox::error( 0, i18n( "Malformed XML data." ), i18n( "MathML Export Error" ) );
+        return KoFilter::WrongFormat;
+    }
+
+    TQFile f( m_chain->outputFile() );
+    if( !f.open( IO_Truncate | IO_ReadWrite ) ) {
+        TQApplication::restoreOverrideCursor();
+        KMessageBox::error( 0, i18n( "Failed to write file." ), i18n( "MathML Export Error" ) );
+        return KoFilter::FileNotFound;
+    }
+
+    KFormula::DocumentWrapper* wrapper = new KFormula::DocumentWrapper( kapp->config(), 0 );
+    KFormula::Document* doc = new KFormula::Document;
+    wrapper->document( doc );
+    KFormula::Container* formula = doc->createFormula();
+    if ( !doc->loadXML( dom ) ) {
+        kdError() << "Failed." << endl;
+    }
+
+    TQTextStream stream(&f);
+    stream.setEncoding( TQTextStream::UnicodeUTF8 );
+    formula->saveMathML( stream );
+    f.close();
+
+    delete formula;
+    delete wrapper;
+
+    return KoFilter::OK;
+}
+
+#include "mathmlexport.moc"