1 files changed, 22 insertions, 3 deletions

diff --git a/libkcal/calendarlocal.cpp b/libkcal/calendarlocal.cpp
index 3e42ec0..e37a7ad 100644
--- a/libkcal/calendarlocal.cpp
+++ b/libkcal/calendarlocal.cpp
@@ -76,18 +76,19 @@ bool CalendarLocal::mergeCalendarFile( QString name )
         mergeCalendar( &calendar  );
         return true;
     }
     return false;
 }
  
-Incidence* CalendarLocal::incidenceForUid( const QString& uid )
+Incidence* CalendarLocal::incidenceForUid( const QString& uid , bool doNotCheckDuplicates) 
 {
     Todo *todo;;
     Incidence *retVal = 0;
     for ( todo = mTodoList.first(); todo; todo = mTodoList.next() ) {
         if ( todo->uid() == uid ) {
+            if ( doNotCheckDuplicates ) return todo;
             if ( retVal ) {
                 if ( retVal->calID() > todo->calID() ) {
                     retVal = todo;
                 }
             } else {
                 retVal = todo;
@@ -95,24 +96,26 @@ Incidence* CalendarLocal::incidenceForUid( const QString& uid )
         } 
     }
     if ( retVal ) return retVal;
     Event *event;
     for ( event = mEventList.first(); event; event = mEventList.next() ) {
         if (  event->uid() == uid ) {
+            if ( doNotCheckDuplicates ) return event;
             if ( retVal ) {
                 if ( retVal->calID() > event->calID() ) {
                     retVal = event;
                 }
             } else {
                 retVal = event;
             }
         }
     }
     if ( retVal ) return retVal;
     for ( Journal *it = mJournalList.first(); it; it = mJournalList.next() )
         if ( it->uid() == uid ) {
+            if ( doNotCheckDuplicates ) return it;
             if ( retVal ) {
                 if ( retVal->calID() > it->calID() ) {
                     retVal = it;
                 }
             } else {
                 retVal = it;
@@ -120,32 +123,48 @@ Incidence* CalendarLocal::incidenceForUid( const QString& uid )
         }
     return retVal;
 }
 
 bool CalendarLocal::mergeCalendar( Calendar* remote  )
 {
+    // 1 look for raw inc in local
+    //   if inc not in remote, delete in local
+    // 2 look for raw inc in remote
+    //   if inc in local, replace it
+    //   if not in local, add it to default calendar
+    QPtrList<Incidence> localInc = rawIncidences(); 
+    Incidence* inL = localInc.first(); 
+    while ( inL ) {
+        if ( ! inL->isReadOnly () )
+            if ( !remote->incidenceForUid( inL->uid(), true ))
+                deleteIncidence( inL );
+        inL = localInc.next();
+    }
     QPtrList<Incidence> er = remote->rawIncidences(); 
     Incidence* inR = er.first();
-    Incidence* inL; 
     while ( inR ) {
-        inL = incidenceForUid( inR->uid() );
+        inL = incidenceForUid( inR->uid(),false );
         if ( inL ) {
+            if ( ! inL->isReadOnly () || inL->uid().left(15) == QString("last-syncEvent-") ) {
             int calID = inL->calID();
             deleteIncidence( inL );
             inL = inR->clone();
             inL->setCalID( calID );
             addIncidence( inL );
+            }
         } else {
             inL = inR->clone();
             inL->setCalID( 0 );// add to default cal
             addIncidence( inL );
         }
         inR = er.next();
     }
     return true;
 }
+
+
 bool CalendarLocal::addCalendarFile( QString name, int id )
 {
     CalendarLocal calendar( timeZoneId() );
     calendar.setDefaultCalendar( id );
     if ( calendar.load( name ) ) {
         addCalendar( &calendar  );