5 files changed, 68 insertions, 11 deletions

diff --git a/korganizer/calendarview.cpp b/korganizer/calendarview.cpp
index 6e60c56..b0be340 100644
--- a/korganizer/calendarview.cpp
+++ b/korganizer/calendarview.cpp
@@ -1878,13 +1878,16 @@ void CalendarView::addCalendarId( int id )
     addCalendar( cal );    
 }
 bool CalendarView::addCalendar( KopiCalendarFile * cal )
 {
-
-    if ( mCalendar->addCalendarFile( cal->mFileName, cal->mCalNumber ))
+    cal->mErrorOnLoad = false;
+    if ( mCalendar->addCalendarFile( cal->mFileName, cal->mCalNumber )) {
+        cal->mLoadDt = QDateTime::currentDateTime();
         return true;
+    }
     qDebug("KO: Error adding calendar file %1 ",cal->mFileName.latin1() );
     KMessageBox::error(this,i18n("Error loading calendar file\n%1.").arg(cal->mFileName));
+    cal->mErrorOnLoad = true;
     return false;
 }
 bool CalendarView::openCalendar(QString filename, bool merge)
 {
@@ -1982,9 +1985,35 @@ void CalendarView::watchSavedFile()
     return;
   }
   loadedFileVersion = dt;
 }
-
+bool CalendarView::checkAllFileVersions()
+{
+    QPtrList<KopiCalendarFile> calendars = KOPrefs::instance()->mCalendars;
+    KopiCalendarFile * cal = calendars.first();
+    mCalendar->setDefaultCalendar( 1 ); 
+    mCalendar->setDefaultCalendarEnabledOnly();
+    if ( !checkFileVersion(MainWindow::defaultFileName()))
+        return false;
+    cal = calendars.next();
+    QDateTime storeTemp = loadedFileVersion;
+    while ( cal ) {
+        if ( !cal->mErrorOnLoad ) {
+            mCalendar->setDefaultCalendar( cal->mCalNumber ); 
+            mCalendar->setDefaultCalendarEnabledOnly();
+            loadedFileVersion = cal->mLoadDt.addSecs( 15 );
+            if ( !checkFileVersion(cal->mFileName )) {
+                loadedFileVersion = storeTemp;
+                updateView();
+                return false;
+            }
+        }
+        cal = calendars.next();
+    }
+    loadedFileVersion = storeTemp;
+    updateView();
+    return true;
+}
 bool CalendarView::checkFileVersion(QString fn)
 {
     QFileInfo finf ( fn );  
     if ( !finf.exists() )
@@ -1993,9 +2022,9 @@ bool CalendarView::checkFileVersion(QString fn)
     //qDebug("loaded file version %s",loadedFileVersion.toString().latin1());
     //qDebug("file on disk version  %s",dt.toString().latin1());
     if ( dt <= loadedFileVersion )
         return true;
-   int km = KMessageBox::warningYesNoCancel(this, i18n("\nThe file on disk has changed!\nFile size: %1 bytes.\nLast modified: %2\nDo you want to:\n\n - Save and overwrite file?\n - Sync with file, then save?\n - Cancel without saving? \n").arg( QString::number( finf.size())).arg( KGlobal::locale()->formatDateTime(finf.lastModified (), true, true)) ,
+    int km = KMessageBox::warningYesNoCancel(this, i18n("\nThe file\n%1\n on disk has changed!\nFile size: %2 bytes.\nLast modified: %3\nDo you want to:\n\n - Save and overwrite file?\n - Sync with file, then save?\n - Cancel without saving? \n").arg(fn).arg( QString::number( finf.size())).arg( KGlobal::locale()->formatDateTime(finf.lastModified (), true, true)) ,
                                                  i18n("KO/Pi Warning"),i18n("Overwrite"),
                                                  i18n("Sync+save"));
    
    if ( km ==  KMessageBox::Cancel )
@@ -2011,10 +2040,9 @@ bool CalendarView::checkFileVersion(QString fn)
     mSyncManager->mShowSyncSummary = false;
     syncCalendar( fn, 3 );
     Event * e = getLastSyncEvent();
     if ( e )
-        deleteEvent ( e );
-    updateView();
+        mCalendar->deleteEvent( e );
     return true;
 }
 bool CalendarView::saveCalendars()
 {
@@ -2024,12 +2052,13 @@ bool CalendarView::saveCalendars()
     mCalendar->setDefaultCalendarEnabledOnly();
     saveCalendar( MainWindow::defaultFileName() );
     cal = calendars.next();
     while ( cal ) {
-        if ( !cal->isReadOnly ) {
+        if ( !cal->isReadOnly && !cal->mErrorOnLoad ) {
             mCalendar->setDefaultCalendar( cal->mCalNumber ); 
             mCalendar->setDefaultCalendarEnabledOnly();
-            saveCalendar( cal->mFileName );
+            if ( saveCalendar( cal->mFileName ) )
+                cal->mLoadDt = QDateTime::currentDateTime();
         }
         cal = calendars.next();
     }
     restoreCalendarSettings();
diff --git a/korganizer/calendarview.h b/korganizer/calendarview.h
index ec5b7ab..d836fee 100644
--- a/korganizer/calendarview.h
+++ b/korganizer/calendarview.h
@@ -509,8 +509,9 @@ class CalendarView : public KOrg::CalendarViewBase, public KCal::Calendar::Obser
     virtual void removeSyncInfo( QString syncProfile);
     void setSyncManager(KSyncManager* manager);
     void setLoadedFileVersion(QDateTime);
     bool checkFileVersion(QString fn);
+    bool checkAllFileVersions();
     bool checkFileChanged(QString fn);
     Event* getLastSyncEvent();
     /** Adapt navigation units correpsonding to step size of navigation of the
      * current view.
diff --git a/korganizer/kofilterview.cpp b/korganizer/kofilterview.cpp
index 361eec8..19d731f 100644
--- a/korganizer/kofilterview.cpp
+++ b/korganizer/kofilterview.cpp
@@ -230,9 +230,17 @@ void KOCalEditView::deleteCal( int id )
 void KOCalEditView::infoCal( int id )
 {
     QString name = KOPrefs::instance()->getCalendar( id )->mName;
     QString file = KOPrefs::instance()->getCalendar( id )->mFileName;
-    KMessageBox::information( this,  i18n("The calendar <b>%1</b> is displaying file <b>%2</b>").arg(name).arg(file) );
+    if ( KOPrefs::instance()->getCalendar( id )->mErrorOnLoad ) {
+        if (  KMessageBox::Yes == KMessageBox::questionYesNo( this,  i18n("The calendar <b>%1</b> is not loaded! Loading of file <b>%2</b> failed! <b>Try again to load the calendar?</b>").arg(name).arg(file) ) ) {
+            emit calendarAdded( id );
+            readConfig(); 
+            emit needsUpdate();
+        }
+    }
+    else
+        KMessageBox::information( this,  i18n("The calendar <b>%1</b> is displaying file <b>%2</b>").arg(name).arg(file) );
 }
 void KOCalEditView::readConfig() 
 {
     
@@ -293,12 +301,16 @@ void KOCalEditView::readConfig()
         mainLayout->addWidget( cb,row,0 );mStdandardB.append( cb );
         cb->setChecked( kkf->isStandard );
         cb->setNum( kkf->mCalNumber );
         connect (cb, SIGNAL (selectNum(int,bool)), SLOT ( selectStdCal(int,bool) ) );
+        if ( kkf->mErrorOnLoad )
+            cb->setEnabled( false );
         cb = new KOCalCheckButton( mw );
         mainLayout->addWidget( cb,row,1 );mEnabledB.append( cb );
         cb->setChecked( kkf->isEnabled );
         cb->setNum( kkf->mCalNumber );
+        if ( kkf->mErrorOnLoad )
+            cb->setEnabled( false );
         connect (cb, SIGNAL (selectNum(int,bool)), SLOT ( selectCal(int,bool) ) );
         KOCalButton* name = new KOCalButton( mw );
         name->setNum( kkf->mCalNumber );
         name->setText(  kkf->mName );
@@ -308,13 +320,17 @@ void KOCalEditView::readConfig()
         mainLayout->addWidget( cb,row,3 );mAlarmB.append( cb );
         cb->setChecked( kkf->isAlarmEnabled );
         cb->setNum( kkf->mCalNumber );
         connect (cb, SIGNAL (selectNum(int,bool)), SLOT ( selectCalAlarm(int,bool) ) );
+        if ( kkf->mErrorOnLoad )
+            cb->setEnabled( false );
         cb = new KOCalCheckButton( mw );
         mainLayout->addWidget( cb,row,4 );mROB.append( cb );
         cb->setChecked( kkf->isReadOnly );
         cb->setNum( kkf->mCalNumber );
         connect (cb, SIGNAL (selectNum(int,bool)), SLOT ( selectReadOnly(int,bool) ) );
+        if ( kkf->mErrorOnLoad )
+            cb->setEnabled( false );
         KColorButton *colb = new KColorButton( mw );
         mainLayout->addWidget( colb,row,5 );
         colb->setID( kkf->mCalNumber );
         colb->setColor( kkf->mDefaultColor );
diff --git a/korganizer/koprefs.h b/korganizer/koprefs.h
index f114d88..463fc33 100644
--- a/korganizer/koprefs.h
+++ b/korganizer/koprefs.h
@@ -55,17 +55,20 @@ class KopiCalendarFile : public QObject
             mName = "Calendar";
             mFileName = QDir::homeDirPath() + "/icalfile.ics";
             mCalNumber = 0;
             mDefaultColor = Qt::red;
+            mErrorOnLoad = false;
         }
     bool isStandard;
     bool isEnabled;
     bool isAlarmEnabled;
     bool isReadOnly;
+    bool mErrorOnLoad;
     QString mName;
     QString mFileName;
     int mCalNumber;
     QColor mDefaultColor;
+    QDateTime mLoadDt;
 };
 class KOPrefs : public KPimPrefs
 {
   public:
diff --git a/korganizer/mainwindow.cpp b/korganizer/mainwindow.cpp
index f05ada5..472a978 100644
--- a/korganizer/mainwindow.cpp
+++ b/korganizer/mainwindow.cpp
@@ -1823,9 +1823,9 @@ void MainWindow::save()
     }
     if ( mSyncManager->blockSave() )
         return;
     mSyncManager->setBlockSave(true);
-    if ( mView->checkFileVersion( defaultFileName()) ) {
+    if ( mView->checkAllFileVersions() ) {
         if ( KPimGlobalPrefs::instance()->mBackupEnabled ){
             QDate reference ( 2000,1,1);
             int daysTo = reference.daysTo ( QDate::currentDate() );
             if ( daysTo - KPimGlobalPrefs::instance()->mBackupDayCount >= KOPrefs::instance()->mLastBackupDate ) {
@@ -1842,10 +1842,18 @@ void MainWindow::save()
                     KOPrefs::instance()->mLastBackupDate = daysTo- KPimGlobalPrefs::instance()->mBackupDayCount+1;
                 } else if ( retval == 1 ){
                     qDebug("KO: Backup created.");
                     // backup ok
+                    QPtrList<KopiCalendarFile> calendars = KOPrefs::instance()->mCalendars;
+                    KopiCalendarFile * cal = calendars.first();
+                    cal = calendars.next();
+                    while ( cal ) {
+                        if ( !cal->mErrorOnLoad ) {
+                          int retval =  KApplication::createBackup(  cal->mFileName, bupDir, KPimGlobalPrefs::instance()->mBackupNumbers );  
+                        }
+                        cal = calendars.next();
+                    }
                     KOPrefs::instance()->mLastBackupDate =  daysTo;
-
                 } else if ( retval == 2 ){
                     qDebug("KO: Backup globally cancelled.");
                     // backup globally cancelled
                     KPimGlobalPrefs::instance()->mBackupEnabled = false;