added external time for pisync - kdesync

3 files changed, 24 insertions, 4 deletions

diff --git a/korganizer/calendarview.cpp b/korganizer/calendarview.cpp
index a08f243..326db88 100644
--- a/korganizer/calendarview.cpp
+++ b/korganizer/calendarview.cpp
@@ -865,131 +865,138 @@ Event* CalendarView::getLastSyncEvent()
         lse->setReadOnly( true );
         mCalendar->addEvent( lse );
     }
 
     return lse;
 
 }
 
 // we check, if the to delete event has a id for a profile
 //  if yes, we set this id in the profile to delete
 void CalendarView::checkExternSyncEvent( QPtrList<Event> lastSync , Incidence* toDelete )
 {
     if ( lastSync.count() == 0 ) {
         //qDebug(" lastSync.count() == 0");
         return;
     }
     if ( toDelete->type() == "Journal" )
         return;
 
     Event* eve = lastSync.first();
 
     while ( eve ) {
         QString id = toDelete->getID( eve->uid().mid( 15 ) ); // this is the sync profile name
         if ( !id.isEmpty() ) {
             QString des = eve->description();
             QString pref = "e";
             if ( toDelete->type() == "Todo" )
                 pref = "t";
             des += pref+  id  + ",";
             eve->setReadOnly( false );
             eve->setDescription( des );
             //qDebug("setdes %s ", des.latin1());
             eve->setReadOnly( true );
         }
         eve = lastSync.next();
     }
 
 }
 void CalendarView::checkExternalId( Incidence * inc )
 {
     QPtrList<Event> lastSync = mCalendar->getExternLastSyncEvents() ;
     checkExternSyncEvent( lastSync, inc );
 
 }
 bool  CalendarView::synchronizeCalendar( Calendar* local,  Calendar* remote, int mode )
 {
     bool syncOK = true;
     int addedEvent = 0;
     int addedEventR = 0;
     int deletedEventR = 0;
     int deletedEventL = 0;
     int changedLocal = 0;
     int changedRemote = 0;
     //QPtrList<Event> el = local->rawEvents(); 
     Event* eventR;
     QString uid;
     int take;
     Event* eventL;
     Event* eventRSync;
     Event* eventLSync;
     QPtrList<Event>  eventRSyncSharp = remote->getExternLastSyncEvents();
     QPtrList<Event>  eventLSyncSharp = local->getExternLastSyncEvents();
     bool fullDateRange = false;
     local->resetTempSyncStat();
-    if ( mSyncKDE )
-        remote->resetPilotStat(1);
     mLastCalendarSync = QDateTime::currentDateTime();
+    if ( mSyncKDE ) {
+        remote->resetPilotStat(1);
+        if (  KSyncManager::mRequestedSyncEvent.isValid() ) {
+            mLastCalendarSync = KSyncManager::mRequestedSyncEvent;
+            qDebug("using extern time for calendar sync: %s ", mLastCalendarSync.toString().latin1() );
+            } else {
+            qDebug("ERROR: KSyncManager::mRequestedSyncEvent has invalid datatime ");
+        }
+    }
     QDateTime modifiedCalendar = mLastCalendarSync;;
     eventLSync = getLastSyncEvent();
     eventR = remote->event("last-syncEvent-"+mCurrentSyncName );
     if ( eventR ) {
         eventRSync = (Event*) eventR->clone();
         remote->deleteEvent(eventR );
 
     } else {
         if ( mGlobalSyncMode == SYNC_MODE_EXTERNAL || mSyncKDE) {
             eventRSync = (Event*)eventLSync->clone();
         } else {
             fullDateRange = true;
             eventRSync = new Event();
             eventRSync->setSummary(mCurrentSyncName + i18n(" - sync event"));
             eventRSync->setUid("last-syncEvent-"+mCurrentSyncName ); 
             eventRSync->setDtStart( mLastCalendarSync );
             eventRSync->setDtEnd( mLastCalendarSync.addSecs( 7200 ) );
             eventRSync->setCategories( i18n("SyncEvent") );
         }
     }
     if ( eventLSync->dtStart() == mLastCalendarSync )
         fullDateRange = true;
    
     if ( ! fullDateRange  ) {
         if ( eventLSync->dtStart() != eventRSync->dtStart() ) {
             
             // qDebug("set fulldate to true %s %s" ,eventLSync->dtStart().toString().latin1(), eventRSync->dtStart().toString().latin1() ); 
             //qDebug("%d %d %d %d ", eventLSync->dtStart().time().second(), eventLSync->dtStart().time().msec() , eventRSync->dtStart().time().second(), eventRSync->dtStart().time().msec());
             fullDateRange = true;
         } 
     }
     if ( mSyncKDE ) {
         fullDateRange = ( eventLSync->dtStart() == mLastCalendarSync ); 
     }
     if ( fullDateRange )
         mLastCalendarSync = QDateTime::currentDateTime().addDays( -100*365);
     else
         mLastCalendarSync = eventLSync->dtStart();
     // for resyncing if own file has changed
     if ( mCurrentSyncDevice == "deleteaftersync" ) {
         mLastCalendarSync = loadedFileVersion;
         //qDebug("setting mLastCalendarSync ");
     }
     //qDebug("*************************** ");
     qDebug("mLastCalendarSync %s full: %d",mLastCalendarSync.toString().latin1(), fullDateRange);
     QPtrList<Incidence> er = remote->rawIncidences(); 
     Incidence* inR = er.first();
     Incidence* inL;
     QProgressBar bar( er.count(),0 );
     bar.setCaption (i18n("Syncing - close to abort!") );
     
     int w = 300;
     if ( QApplication::desktop()->width() < 320 )
         w = 220;
     int h = bar.sizeHint().height() ;
     int dw = QApplication::desktop()->width();
     int dh = QApplication::desktop()->height();
     bar.setGeometry( (dw-w)/2, (dh - h )/2 ,w,h );
     bar.show();
     int modulo = (er.count()/10)+1;
     int incCounter = 0;
     while ( inR ) {
         if ( ! bar.isVisible() )
             return false;
diff --git a/libkdepim/ksyncmanager.cpp b/libkdepim/ksyncmanager.cpp
index feb184b..e09050e 100644
--- a/libkdepim/ksyncmanager.cpp
+++ b/libkdepim/ksyncmanager.cpp
@@ -1,121 +1,124 @@
 /*
   This file is part of KDE-Pim/Pi.
   Copyright (c) 2004 Ulf Schenk
 
   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., 59 Temple Place - Suite 330,
   Boston, MA 02111-1307, USA.
 */
 
 // $Id$
 
 #include "ksyncmanager.h"
 
 #include <stdlib.h>
 
 #ifndef _WIN32_
 #include <unistd.h>
 #endif
 
 
 #include "ksyncprofile.h"
 #include "ksyncprefsdialog.h"
 #include "kpimprefs.h"
 #include <kmessagebox.h>
 
 #include <qdir.h>
 #include <qprogressbar.h>
 #include <qpopupmenu.h>
 #include <qpushbutton.h>
 #include <qradiobutton.h>
 #include <qbuttongroup.h>
 #include <qtimer.h>
 #include <qmessagebox.h>
 #include <qapplication.h>
 #include <qlineedit.h>
 #include <qdialog.h>
 #include <qlayout.h>
 #include <qtextcodec.h>
 #include <qlabel.h>
 #include <qcheckbox.h>
 
 #include <klocale.h>
 #include <kglobal.h>
 #include <kconfig.h>
 #include <kfiledialog.h>
 
+QDateTime KSyncManager::mRequestedSyncEvent;
+
+
 KSyncManager::KSyncManager(QWidget* parent, KSyncInterface* implementation, TargetApp ta, KPimPrefs* prefs, QPopupMenu* syncmenu)
     : QObject(), mParent(parent), mImplementation(implementation), mTargetApp(ta), mPrefs(prefs ),mSyncMenu(syncmenu)
 {
     mServerSocket = 0;
     bar = new QProgressBar ( 1, 0 );
     bar->setCaption ("");
     
     int w = 300;
     if ( QApplication::desktop()->width() < 320 )
         w = 220;
     int h = bar->sizeHint().height() ;
     int dw = QApplication::desktop()->width();
     int dh = QApplication::desktop()->height();
     bar->setGeometry( (dw-w)/2, (dh - h )/2 ,w,h );
     if ( mPrefs->mPassiveSyncAutoStart )
       enableQuick( false );
 
 }
 
 KSyncManager::~KSyncManager()
 {
     delete bar;
 }
 
 
 void KSyncManager::fillSyncMenu()
 {
     if ( mSyncMenu->count() )
         mSyncMenu->clear();
     
     mSyncMenu->insertItem( i18n("Configure..."), 0 );
     mSyncMenu->insertSeparator();
     QPopupMenu *clearMenu = new QPopupMenu ( mSyncMenu );
     mSyncMenu->insertItem( i18n("Remove sync info"),clearMenu, 5000 );
     clearMenu->insertItem( i18n("For all profiles"), 1 );
     clearMenu->insertSeparator();
     connect ( clearMenu, SIGNAL( activated ( int )  ), this, SLOT (slotClearMenu( int ) ) );
     mSyncMenu->insertSeparator();
     if ( mServerSocket == 0 ) {
         mSyncMenu->insertItem( i18n("Enable Pi-Sync"), 2 );
     } else {
         mSyncMenu->insertItem( i18n("Disable Pi-Sync"), 3 );
     }
     mSyncMenu->insertSeparator();
     mSyncMenu->insertItem( i18n("Multiple sync"), 1 );
     mSyncMenu->insertSeparator();
     KConfig config ( locateLocal( "config","ksyncprofilesrc"  ) );
     config.setGroup("General");
     QStringList prof = config.readListEntry("SyncProfileNames");
     mLocalMachineName = config.readEntry("LocalMachineName","undefined");
     if ( prof.count() < 2 ) {
         prof.clear();
         QString externalName;
 #ifdef DESKTOP_VERSION
 #ifdef _WIN32_
         externalName = "OutLook(not_implemented)";
 #else
         externalName = "KDE_Desktop";
 #endif
 #else
         externalName = "Sharp_DTM";
 #endif
         prof << externalName;
         prof << i18n("Local_file");
@@ -1050,131 +1053,138 @@ void KSyncManager::readFileFromSocket()
 {
     QString fileName = syncFileName();
     mParent->topLevelWidget()->setCaption( i18n("Remote file saved to temp file.") );
     if ( ! syncWithFile( fileName , true ) ) {
         mParent->topLevelWidget()->setCaption( i18n("Syncing failed.") );
         mPisyncFinished = true;
         return;
     }
     KCommandSocket* commandSocket = new KCommandSocket( mPassWordPiSync, mActiveSyncPort.toUInt(), mActiveSyncIP, this );
     connect( commandSocket, SIGNAL(commandFinished( KCommandSocket*, int)), this, SLOT(deleteCommandSocket(KCommandSocket*, int )) );
     if ( mWriteBackFile ) 
         commandSocket->writeFile(  fileName );
     else {
         commandSocket->sendStop();
         mParent->topLevelWidget()->setCaption( i18n("Pi-Sync succesful!") );
         mPisyncFinished = true;
     }
 }
 
 KServerSocket:: KServerSocket ( QString pw, Q_UINT16 port, int backlog, QObject * parent, const char * name ) : QServerSocket( port, backlog, parent, name )
 {
     mPassWord = pw;
     mSocket = 0;
     mSyncActionDialog = 0;
     blockRC = false;
 };
 
 void KServerSocket::newConnection ( int socket ) 
 {
     // qDebug("KServerSocket:New connection %d ", socket); 
     if ( mSocket ) {
         qDebug("KServerSocket::newConnection Socket deleted! ");
         delete mSocket;
         mSocket = 0;
     }
     mSocket = new QSocket( this );
     connect( mSocket , SIGNAL(readyRead()), this, SLOT(readClient()) );
     connect( mSocket , SIGNAL(delayedCloseFinished()), this, SLOT(discardClient()) );
     mSocket->setSocket( socket );
 }
 
 void KServerSocket::discardClient()
 {
     //qDebug(" KServerSocket::discardClient()");
     if ( mSocket ) {
         delete mSocket;
         mSocket = 0;
     }
     //emit endConnect();
 }
 void KServerSocket::readClient()
 {
     if ( blockRC )
         return;
     if ( mSocket == 0 ) {
         qDebug("ERROR::KServerSocket::readClient(): mSocket == 0  ");
         return;
     }
     //qDebug("KServerSocket::readClient()");
     if ( mSocket->canReadLine() ) {
         QString line = mSocket->readLine();
         //qDebug("KServerSocket readline: %s ", line.latin1());
         QStringList tokens = QStringList::split( QRegExp("[ \r\n][ \r\n]*"), line );
         if ( tokens[0] == "GET" ) {
-            if (  tokens[1] == mPassWord )
+            if (  tokens[1] == mPassWord ) {
                 //emit sendFile( mSocket );
+                bool ok = false;
+                QDateTime dt = KGlobal::locale()->readDateTime( tokens[2], KLocale::ISODate, &ok);
+                if ( ok )
+                    KSyncManager::mRequestedSyncEvent = dt; 
+                else
+                    KSyncManager::mRequestedSyncEvent = QDateTime();
                 send_file();
+            }
             else {
                 KMessageBox::error( 0, i18n("Got send file request\nwith invalid password"));
                 //qDebug("password %s, invalid password %s ",mPassWord.latin1(), tokens[1].latin1() );
             }
         } 
         if ( tokens[0] == "PUT" ) {
             if (  tokens[1] == mPassWord ) {
                 //emit getFile( mSocket );
                 blockRC = true;
                 get_file();
             }
             else {
                 KMessageBox::error( 0, i18n("Got receive file request\nwith invalid password"));
                 //qDebug("password %s, invalid password %s ",mPassWord.latin1(), tokens[1].latin1() );
             }
         } 
         if ( tokens[0] == "STOP" ) {
             //emit endConnect();
             end_connect();
         }
     }
 }
 void KServerSocket::end_connect()
 {
     delete mSyncActionDialog;
     mSyncActionDialog = 0;
 }
 void KServerSocket::send_file()
 {
     //qDebug("MainWindow::sendFile(QSocket* s) ");
     if ( mSyncActionDialog )
         delete mSyncActionDialog;
     mSyncActionDialog = new QDialog ( 0, "input-dialog", true );
     mSyncActionDialog->setCaption(i18n("Received sync request"));
     QLabel* label = new QLabel( i18n("Synchronizing from remote ...\n\nDo not use this application!\n\nIf syncing fails\nyou can close this dialog."), mSyncActionDialog );
     QVBoxLayout* lay = new QVBoxLayout( mSyncActionDialog );
     lay->addWidget( label);
     lay->setMargin(7);
     lay->setSpacing(7);
     mSyncActionDialog->setFixedSize( 230, 120);
     mSyncActionDialog->show();
     mSyncActionDialog->raise();
     emit request_file();
     qApp->processEvents();
     QString fileName = mFileName;
     QFile file( fileName );
     if (!file.open( IO_ReadOnly ) ) {
         delete mSyncActionDialog;
         mSyncActionDialog = 0;
         qDebug("KSS::error open file ");
         mSocket->close();
         if ( mSocket->state() == QSocket::Idle )
             QTimer::singleShot( 10, this , SLOT ( discardClient()));
         return ;
         
     } 
     mSyncActionDialog->setCaption( i18n("Sending file...") );
     QTextStream ts( &file );
     ts.setEncoding( QTextStream::Latin1 );
 
     QTextStream os( mSocket );
     os.setEncoding( QTextStream::Latin1 );
     while ( ! ts.atEnd() ) {
         os << ts.readLine() << "\r\n";
@@ -1206,129 +1216,131 @@ void KServerSocket::readBackFileFromSocket()
         //qDebug("readline: %s ", line.latin1());
         mSyncActionDialog->setCaption( i18n("Received %1 bytes").arg( piFileString.length()  ) );
 
     }
     if ( piTime.elapsed () < 3000 ) {
         // wait for more 
         //qDebug("waitformore ");
         QTimer::singleShot( 100, this , SLOT (readBackFileFromSocket( ) ));
         return;
     }
     QString fileName = mFileName;
     QFile file ( fileName );
     if (!file.open( IO_WriteOnly ) ) {
         delete mSyncActionDialog;
         mSyncActionDialog = 0;
         qDebug("KSS:Error open read back file ");
         piFileString = "";
         emit file_received( false );
         blockRC = false;
         return ;
                     
     } 
 
     // mView->setLoadedFileVersion(QDateTime::currentDateTime().addSecs( -1));
     QTextStream ts ( &file );
     ts.setEncoding( QTextStream::Latin1 );
     mSyncActionDialog->setCaption( i18n("Writing file to disk...") );
     ts << piFileString;
     mSocket->close();
     if ( mSocket->state() == QSocket::Idle )
         QTimer::singleShot( 10, this , SLOT ( discardClient()));
     file.close(); 
     piFileString = "";
     emit file_received( true );
     delete mSyncActionDialog;
     mSyncActionDialog = 0;
     blockRC = false;
 
 }
 
 KCommandSocket::KCommandSocket (  QString password, Q_UINT16 port, QString host, QObject * parent, const char * name ): QObject( parent, name )
 {
     mPassWord = password;
     mSocket = 0;
     mPort = port;
     mHost = host;
 
     mRetVal = quiet;
     mTimerSocket = new QTimer ( this );
     connect( mTimerSocket, SIGNAL ( timeout () ), this, SLOT ( deleteSocket()  ) );
 }
 void KCommandSocket::readFile( QString fn )
 {
     if ( !mSocket ) {
         mSocket = new QSocket( this );
         connect( mSocket, SIGNAL(readyRead()), this, SLOT(startReadFileFromSocket()) );
         connect( mSocket, SIGNAL(delayedCloseFinished ()), this, SLOT(deleteSocket()) );
     }
     mFileString = "";
     mFileName = fn;
     mFirst = true;
     mSocket->connectToHost( mHost, mPort ); 
     QTextStream os( mSocket );
     os.setEncoding( QTextStream::Latin1 );
-    os << "GET " << mPassWord << "\r\n";
+
+    QString curDt = KGlobal::locale()->formatDateTime(QDateTime::currentDateTime().addSecs(-1),true, true,KLocale::ISODate );
+    os << "GET " << mPassWord << curDt <<"\r\n";
     mTimerSocket->start( 20000 );
 }
 
 void KCommandSocket::writeFile( QString fileName  )
 {
     if ( !mSocket ) {
         mSocket = new QSocket( this );
         connect( mSocket, SIGNAL(delayedCloseFinished ()), this, SLOT(deleteSocket()) );
         connect( mSocket, SIGNAL(connected ()), this, SLOT(writeFileToSocket()) );
     }
     mFileName = fileName ;
     mSocket->connectToHost( mHost, mPort ); 
 }
 void KCommandSocket::writeFileToSocket()
 {
     QFile file2( mFileName );
     if (!file2.open( IO_ReadOnly ) ) {
         mRetVal= errorW;
         mSocket->close();
         if ( mSocket->state() == QSocket::Idle )
             QTimer::singleShot( 10, this , SLOT ( deleteSocket()));
         return ;
     }  
     QTextStream ts2( &file2 );
     ts2.setEncoding( QTextStream::Latin1 );
     QTextStream os2( mSocket );
     os2.setEncoding( QTextStream::Latin1 );
     os2 << "PUT " << mPassWord << "\r\n";;
     while ( ! ts2.atEnd() ) {
         os2 << ts2.readLine() << "\r\n";
     }
     mRetVal= successW;
     file2.close();
     mSocket->close();
     if ( mSocket->state() == QSocket::Idle )
         QTimer::singleShot( 10, this , SLOT ( deleteSocket()));
 }
 void KCommandSocket::sendStop()
 {
     if ( !mSocket ) {
         mSocket = new QSocket( this );
         connect( mSocket, SIGNAL(delayedCloseFinished ()), this, SLOT(deleteSocket()) );
     }
     mSocket->connectToHost( mHost, mPort ); 
     QTextStream os2( mSocket );
     os2.setEncoding( QTextStream::Latin1 );
     os2 << "STOP\r\n";
     mSocket->close();
     if ( mSocket->state() == QSocket::Idle )
         QTimer::singleShot( 10, this , SLOT ( deleteSocket()));
 }
 
 void KCommandSocket::startReadFileFromSocket()
 {
     if ( ! mFirst )
         return;
     mFirst = false;
     mTimerSocket->stop();
     mFileString = "";
     mTime.start();
     QTimer::singleShot( 1, this , SLOT (readFileFromSocket( ) ));
 
 }
 void KCommandSocket::readFileFromSocket()
diff --git a/libkdepim/ksyncmanager.h b/libkdepim/ksyncmanager.h
index aa32e28..2af891b 100644
--- a/libkdepim/ksyncmanager.h
+++ b/libkdepim/ksyncmanager.h
@@ -85,128 +85,129 @@ class KCommandSocket : public QObject
     private slots:
     void startReadFileFromSocket();
     void readFileFromSocket();
     void deleteSocket();
     void writeFileToSocket();
  private :
     QSocket* mSocket; 
     QString mPassWord;
     Q_UINT16 mPort;
     QString mHost;
     QString mFileName;
     QTimer* mTimerSocket;
     int mRetVal;
     QTime mTime;
     QString mFileString;
     bool mFirst;
 };
 
 
 class KSyncManager : public QObject
 {
     Q_OBJECT
 
         public:
     enum TargetApp {
         KOPI = 0,
         KAPI = 1,
         PWMPI = 2 };
   
     KSyncManager(QWidget* parent, KSyncInterface* implementation, TargetApp ta, KPimPrefs* prefs, QPopupMenu* syncmenu);
     ~KSyncManager() ;
 
     void multiSync( bool askforPrefs  );
     bool blockSave() { return mBlockSaveFlag; }
     void setBlockSave(bool sa) { mBlockSaveFlag = sa; }
     void setDefaultFileName( QString s) { mDefFileName = s ;}
     QString defaultFileName() { return mDefFileName ;}
     QString syncFileName();
     void enableQuick( bool ask = true);
 
     QString getCurrentSyncDevice() { return mCurrentSyncDevice; }
     QString getCurrentSyncName() { return mCurrentSyncName; }
 
     void showProgressBar(int percentage, QString caption = QString::null, int total=100);
     void hideProgressBar();
     bool isProgressBarCanceled();
 
     // sync stuff
     QString mLocalMachineName;
     QStringList  mExternSyncProfiles;
     QStringList  mSyncProfileNames;
     bool mAskForPreferences;
     bool mShowSyncSummary;
     bool mIsKapiFile;
     bool mWriteBackExistingOnly;
     int mSyncAlgoPrefs;
     bool mWriteBackFile;
     int  mWriteBackInFuture;
     QString mPhoneDevice;
     QString mPhoneConnection;
     QString mPhoneModel;
     QString mPassWordPiSync;
     QString mActiveSyncPort;
     QString mActiveSyncIP ;
+    static QDateTime mRequestedSyncEvent;
 
  signals:
     void save();
     void request_file();
     void getFile( bool );
 
     public slots:
     void slotSyncMenu( int );
     void slotClearMenu( int action );
     void deleteCommandSocket(KCommandSocket*s, int state);
     void readFileFromSocket();
     void fillSyncMenu();
 
  private:
     void syncPi();
     KServerSocket * mServerSocket;
     KPimPrefs* mPrefs;
     QString mDefFileName;
     QString mCurrentSyncDevice;
     QString mCurrentSyncName;
     void quickSyncLocalFile();
     bool syncWithFile( QString fn , bool quick );
     void syncLocalFile();
     void syncPhone();
     void syncSharp();
     void syncKDE();
     bool syncExternalApplication(QString);
     int mCurrentSyncProfile ;
     void syncRemote( KSyncProfile* prof,  bool ask = true);
     bool edit_sync_options();
     bool edit_pisync_options();
     int ringSync();
     QString  getPassword( );
     bool mPisyncFinished;
     bool mBlockSaveFlag;
     QWidget* mParent;
     KSyncInterface* mImplementation;
     TargetApp mTargetApp; 
     QPopupMenu* mSyncMenu;
     QProgressBar* bar;
 
 private slots:
     void confSync();
 
 
 };
 
 
 class KSyncInterface 
 { 
  public :
     virtual void removeSyncInfo( QString syncProfile) = 0;
     virtual bool sync(KSyncManager* manager, QString filename, int mode) = 0;
     virtual bool syncExternal(KSyncManager* manager, QString resource)
     {
         // empty implementation, because some syncable applications do not 
         // have an external(sharpdtm)  syncmode, like pwmanager.
         return false;
     }
 
    
 };