5 files changed, 37 insertions, 10 deletions

diff --git a/libkcal/calendar.h b/libkcal/calendar.h
index 14a1a45..95477cd 100644
--- a/libkcal/calendar.h
+++ b/libkcal/calendar.h
@@ -77,6 +77,7 @@ public:
     virtual void addCalendar( Calendar*  ) = 0;
     virtual bool addCalendarFile( QString name, int id ) = 0;
     virtual bool mergeCalendarFile( QString name ) = 0;
+    virtual Incidence* incidenceForUid( const QString& uid, bool doNotCheckDuplicates  ) = 0;
     virtual void setSyncEventsReadOnly() = 0;
     virtual void stopAllTodos() = 0;
   
diff --git a/libkcal/calendarlocal.cpp b/libkcal/calendarlocal.cpp
index 3e42ec0..e37a7ad 100644
--- a/libkcal/calendarlocal.cpp
+++ b/libkcal/calendarlocal.cpp
@@ -79,12 +79,13 @@ bool CalendarLocal::mergeCalendarFile( QString name )
     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;
@@ -98,6 +99,7 @@ Incidence* CalendarLocal::incidenceForUid( const QString& uid )
     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;
@@ -110,6 +112,7 @@ Incidence* CalendarLocal::incidenceForUid( const QString& uid )
     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;
@@ -123,17 +126,31 @@ Incidence* CalendarLocal::incidenceForUid( const QString& uid )
 
 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 ) {
-            int calID = inL->calID();
-            deleteIncidence( inL );
-            inL = inR->clone();
-            inL->setCalID( calID );
-            addIncidence( 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
@@ -143,6 +160,8 @@ bool CalendarLocal::mergeCalendar( Calendar* remote  )
     }
     return true;
 }
+
+
 bool CalendarLocal::addCalendarFile( QString name, int id )
 {
     CalendarLocal calendar( timeZoneId() );
diff --git a/libkcal/calendarlocal.h b/libkcal/calendarlocal.h
index 23b0542..a7a85c8 100644
--- a/libkcal/calendarlocal.h
+++ b/libkcal/calendarlocal.h
@@ -47,7 +47,7 @@ class CalendarLocal : public Calendar
     bool addCalendarFile( QString name, int id );
     bool mergeCalendarFile( QString name );
     bool mergeCalendar( Calendar* cal );
-    Incidence* incidenceForUid( const QString& uid );
+    Incidence* incidenceForUid( const QString& uid, bool doNotCheckDuplicates  );
     void setSyncEventsReadOnly();
     void stopAllTodos();
     /**
diff --git a/libkcal/incidencebase.cpp b/libkcal/incidencebase.cpp
index dcead02..1a19f3e 100644
--- a/libkcal/incidencebase.cpp
+++ b/libkcal/incidencebase.cpp
@@ -34,6 +34,7 @@ IncidenceBase::IncidenceBase() :
   mReadOnly(false), mFloats(true), mDuration(0), mHasDuration(false),
   mPilotId(0), mSyncStatus(SYNCMOD)
 {
+  blockLastModified = false;
   setUid(CalFormat::createUniqueId());
   mOrganizer = "";
   mFloats = false;
@@ -53,6 +54,7 @@ IncidenceBase::IncidenceBase(const IncidenceBase &i) :
   CustomProperties( i )
 {
 
+  blockLastModified = false;
   mReadOnly = i.mReadOnly;
   mDtStart = i.mDtStart;
   mDuration = i.mDuration;
@@ -149,8 +151,11 @@ void IncidenceBase::setTagged( bool b)
 }
 void IncidenceBase::setCalID( int id )
 {
-    if ( mCalID > 0 )
+    if ( mCalID > 0 ) {
+        blockLastModified = true;
         updated();
+        blockLastModified = false;
+    }
     mCalID = id;
 }
 int IncidenceBase::calID() const
@@ -189,6 +194,7 @@ QString IncidenceBase::uid() const
 
 void IncidenceBase::setLastModified(const QDateTime &lm)
 {
+    if ( blockLastModified ) return;
   // DON'T! updated() because we call this from
   // Calendar::updateEvent().
   mLastModified = getEvenTime(lm);
diff --git a/libkcal/incidencebase.h b/libkcal/incidencebase.h
index bccf287..bed73db 100644
--- a/libkcal/incidencebase.h
+++ b/libkcal/incidencebase.h
@@ -150,6 +150,7 @@ class IncidenceBase : public CustomProperties
     bool isTagged() const;
     void setTagged( bool );
   protected:
+    bool blockLastModified;
     bool mIsTagged;
     QDateTime mDtStart;
     bool mReadOnly;