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
@@ -68,24 +68,25 @@ public:
     Incidence * undoIncidence() { return mUndoIncidence; };
     bool undoDeleteIncidence();
     void deleteIncidence(Incidence *in);
     void resetTempSyncStat();
     void resetPilotStat(int id);
     /**
       Clears out the current calendar, freeing all used memory etc.
     */
     virtual void close() = 0;
     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;
   
     /**
       Sync changes in memory to persistant storage.
     */
     virtual void save() = 0;
     virtual QPtrList<Event> getExternLastSyncEvents() = 0;
     virtual void removeSyncInfo( QString syncProfile) = 0; 
     virtual bool isSaving() { return false; }
 
     /**
diff --git a/libkcal/calendarlocal.cpp b/libkcal/calendarlocal.cpp
index 3e42ec0..e37a7ad 100644
--- a/libkcal/calendarlocal.cpp
+++ b/libkcal/calendarlocal.cpp
@@ -70,88 +70,107 @@ CalendarLocal::~CalendarLocal()
 }
 bool CalendarLocal::mergeCalendarFile( QString name )
 {
     CalendarLocal calendar( timeZoneId() );
     calendar.setDefaultCalendar( 1 );
     if ( calendar.load( 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;
             }
         } 
     }
     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;
             }
         }
     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 ) {
-            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
             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  );
         return true;
     }
     return false;
 }
 void CalendarLocal::setSyncEventsReadOnly()
 {
diff --git a/libkcal/calendarlocal.h b/libkcal/calendarlocal.h
index 23b0542..a7a85c8 100644
--- a/libkcal/calendarlocal.h
+++ b/libkcal/calendarlocal.h
@@ -38,25 +38,25 @@ class CalendarLocal : public Calendar
       Constructs a new calendar, with variables initialized to sane values.
     */
     CalendarLocal();
     /**
       Constructs a new calendar, with variables initialized to sane values.
     */
     CalendarLocal( const QString &timeZoneId );
     ~CalendarLocal();
     void addCalendar( 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();
     /**
       Loads a calendar on disk in vCalendar or iCalendar format into the current
       calendar. Any information already present is lost.
       @return true, if successfull, false on error.
       @param fileName the name of the calendar on disk.
     */
     bool load( const QString &fileName );
     /**
       Writes out the calendar to disk in the specified \a format.
       CalendarLocal takes ownership of the CalFormat object.
diff --git a/libkcal/incidencebase.cpp b/libkcal/incidencebase.cpp
index dcead02..1a19f3e 100644
--- a/libkcal/incidencebase.cpp
+++ b/libkcal/incidencebase.cpp
@@ -25,43 +25,45 @@
 
 #include "calformat.h"
 #include "syncdefines.h"
 
 #include "incidencebase.h"
 
 using namespace KCal;
 
 IncidenceBase::IncidenceBase() :
   mReadOnly(false), mFloats(true), mDuration(0), mHasDuration(false),
   mPilotId(0), mSyncStatus(SYNCMOD)
 {
+  blockLastModified = false;
   setUid(CalFormat::createUniqueId());
   mOrganizer = "";
   mFloats = false;
   mDuration = 0;
   mHasDuration = false;
   mPilotId = 0;
   mExternalId = ":";
   mTempSyncStat =  SYNC_TEMPSTATE_INITIAL;
   mSyncStatus = 0;
   mAttendees.setAutoDelete( true );
   mCalEnabled = true;
   mAlarmEnabled = true;
   mCalID = 0;
 }
 
 IncidenceBase::IncidenceBase(const IncidenceBase &i) :
   CustomProperties( i )
 {
 
+  blockLastModified = false;
   mReadOnly = i.mReadOnly;
   mDtStart = i.mDtStart;
   mDuration = i.mDuration;
   mHasDuration = i.mHasDuration;
   mOrganizer = i.mOrganizer;
   mUid = i.mUid;
   mCalEnabled = i.mCalEnabled;
   mAlarmEnabled = i.mAlarmEnabled;
   mCalID = i.mCalID;
   QPtrList<Attendee> attendees = i.attendees();
   for( Attendee *a = attendees.first(); a; a = attendees.next() ) {
     mAttendees.append( new Attendee( *a ) );
@@ -140,26 +142,29 @@ QDateTime IncidenceBase::getEvenTime( QDateTime dt )
 }     
 
 bool IncidenceBase::isTagged() const
 {
     return mIsTagged;
 }
 void IncidenceBase::setTagged( bool b)
 {
     mIsTagged = b;
 }
 void IncidenceBase::setCalID( int id )
 {
-    if ( mCalID > 0 )
+    if ( mCalID > 0 ) {
+        blockLastModified = true;
         updated();
+        blockLastModified = false;
+    }
     mCalID = id;
 }
 int IncidenceBase::calID() const
 {
     return mCalID;
 }
 void IncidenceBase::setCalEnabled( bool b )
 {
     mCalEnabled = b;
 }
 bool IncidenceBase::calEnabled() const
 {
@@ -180,24 +185,25 @@ void IncidenceBase::setUid(const QString &uid)
 {
   mUid = uid;
   updated();
 }
 
 QString IncidenceBase::uid() const
 {
   return mUid;
 }
 
 void IncidenceBase::setLastModified(const QDateTime &lm)
 {
+    if ( blockLastModified ) return;
   // DON'T! updated() because we call this from
   // Calendar::updateEvent().
   mLastModified = getEvenTime(lm);
   //qDebug("IncidenceBase::setLastModified %s ",lm.toString().latin1());
 }
 
 QDateTime IncidenceBase::lastModified() const
 {
   return mLastModified;
 }
 
 void IncidenceBase::setOrganizer(const QString &o)
diff --git a/libkcal/incidencebase.h b/libkcal/incidencebase.h
index bccf287..bed73db 100644
--- a/libkcal/incidencebase.h
+++ b/libkcal/incidencebase.h
@@ -141,24 +141,25 @@ class IncidenceBase : public CustomProperties
     void registerObserver( Observer * );
     void unRegisterObserver( Observer * );
     void updated();
     void setCalID( int id );
     int calID() const;
     void setCalEnabled( bool );
     bool calEnabled() const; 
     void setAlarmEnabled( bool );
     bool alarmEnabled() const;
     bool isTagged() const;
     void setTagged( bool );
   protected:
+    bool blockLastModified;
     bool mIsTagged;
     QDateTime mDtStart;
     bool mReadOnly;
     QDateTime getEvenTime( QDateTime );
 
   private:
     // base components
     QString mOrganizer;
     QString mUid;
     int mCalID;
     bool mCalEnabled;
     bool mAlarmEnabled;