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156 lines
3.8 KiB
156 lines
3.8 KiB
/*
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This file is part of libkcal.
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Copyright (c) 2002 Cornelius Schumacher <schumacher@kde.org>
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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 <stdlib.h>
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#include <tqdatetime.h>
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#include <tqstring.h>
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#include <tqptrlist.h>
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#include <kdebug.h>
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#include "calendar.h"
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#include "vcaldrag.h"
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#include "vcalformat.h"
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#include "icalformat.h"
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#include "filestorage.h"
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using namespace KCal;
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FileStorage::FileStorage( Calendar *cal, const TQString &fileName,
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CalFormat *format )
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: CalStorage( cal ),
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mFileName( fileName ),
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mSaveFormat( format )
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{
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}
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FileStorage::~FileStorage()
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{
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delete mSaveFormat;
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}
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void FileStorage::setFileName( const TQString &fileName )
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{
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mFileName = fileName;
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}
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TQString FileStorage::fileName()const
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{
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return mFileName;
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}
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void FileStorage::setSaveFormat( CalFormat *format )
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{
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delete mSaveFormat;
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mSaveFormat = format;
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}
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CalFormat *FileStorage::saveFormat()const
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{
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return mSaveFormat;
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}
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bool FileStorage::open()
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{
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return true;
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}
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bool FileStorage::load()
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{
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// kdDebug(5800) << "FileStorage::load(): '" << mFileName << "'" << endl;
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// do we want to silently accept this, or make some noise? Dunno...
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// it is a semantical thing vs. a practical thing.
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if (mFileName.isEmpty()) return false;
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// Always try to load with iCalendar. It will detect, if it is actually a
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// vCalendar file.
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bool success;
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// First try the supplied format. Otherwise fall through to iCalendar, then
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// to vCalendar
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success = saveFormat() && saveFormat()->load( calendar(), mFileName );
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if ( !success ) {
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ICalFormat iCal;
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success = iCal.load( calendar(), mFileName);
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if ( !success ) {
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if ( iCal.exception() ) {
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// kdDebug(5800) << "---Error: " << mFormat->exception()->errorCode() << endl;
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if ( iCal.exception()->errorCode() == ErrorFormat::CalVersion1 ) {
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// Expected non vCalendar file, but detected vCalendar
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kdDebug(5800) << "FileStorage::load() Fallback to VCalFormat" << endl;
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VCalFormat vCal;
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success = vCal.load( calendar(), mFileName );
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calendar()->setProductId( vCal.productId() );
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} else {
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return false;
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}
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} else {
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kdDebug(5800) << "Warning! There should be an exception set." << endl;
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return false;
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}
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} else {
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// kdDebug(5800) << "---Success" << endl;
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calendar()->setProductId( iCal.loadedProductId() );
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}
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}
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calendar()->setModified( false );
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return true;
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}
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bool FileStorage::save()
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{
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if ( mFileName.isEmpty() ) return false;
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CalFormat *format = 0;
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if ( mSaveFormat ) format = mSaveFormat;
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else format = new ICalFormat;
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bool success = format->save( calendar(), mFileName );
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if ( success ) {
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calendar()->setModified( false );
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} else {
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if ( !format->exception() ) {
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kdDebug(5800) << "FileStorage::save(): Error. There should be an exception set."
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<< endl;
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} else {
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kdDebug(5800) << "FileStorage::save(): " << format->exception()->message()
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<< endl;
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}
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}
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if ( !mSaveFormat ) delete format;
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return success;
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}
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bool FileStorage::close()
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{
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return true;
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}
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