free ring buffer

1 files changed, 3 insertions, 1 deletions

diff --git a/libkcal/icalformat.cpp b/libkcal/icalformat.cpp
index d9fe40b..5877406 100644
--- a/libkcal/icalformat.cpp
+++ b/libkcal/icalformat.cpp
@@ -51,276 +51,278 @@ extern "C" {
 using namespace KCal;
 
 ICalFormat::ICalFormat( )
 {
    mImpl = new ICalFormatImpl( this );
    tzOffsetMin = 0;
    //qDebug("new ICalFormat() ");
 }
 
 ICalFormat::~ICalFormat()
 {
   delete mImpl; 
   //qDebug("delete ICalFormat ");
 }
 
 bool ICalFormat::load( Calendar *calendar, const QString &fileName)
 {
 
   clearException();
 
   QFile file( fileName );  
   if (!file.open( IO_ReadOnly ) ) {
     setException(new ErrorFormat(ErrorFormat::LoadError));
     return false;
   } 
   QTextStream ts( &file );
   QString text; 
 
   ts.setEncoding( QTextStream::Latin1 );
   text = ts.read(); 
   file.close();
 
   return fromString( calendar, text );
 }
 
 //#include <qdatetime.h>
 bool ICalFormat::save( Calendar *calendar, const QString &fileName )
 {
     //kdDebug(5800) << "ICalFormat::save(): " << fileName << endl;
     //qDebug("ICalFormat::save ");
   clearException();
   QString text = toString( calendar );
   //return false; 
   // qDebug("to string takes ms: %d ",is.elapsed() );
   if ( text.isNull() ) return false;
 
   // TODO: write backup file
   //is.restart();
   QFile file( fileName );
   if (!file.open( IO_WriteOnly ) ) {
     setException(new ErrorFormat(ErrorFormat::SaveError,
                  i18n("Could not open file '%1'").arg(fileName)));
     return false;
   }
   QTextStream ts( &file );
 
   ts.setEncoding( QTextStream::Latin1 );
   ts << text;
   file.close();
   //qDebug("saving file takes ms: %d ", is.elapsed() );
   return true;
 }
 
 bool ICalFormat::fromString( Calendar *cal, const QString &text )
 {
   setTimeZone( cal->timeZoneId(), !cal->isLocalTime() );
   // qDebug("ICalFormat::fromString tz: %s ", cal->timeZoneId().latin1());
   // Get first VCALENDAR component.
   // TODO: Handle more than one VCALENDAR or non-VCALENDAR top components
   icalcomponent *calendar;
 
   //calendar = icalcomponent_new_from_string( text.local8Bit().data());
   // good calendar = icalcomponent_new_from_string( text.utf8().data());
   calendar = icalcomponent_new_from_string( (char*)text.latin1());
   if (!calendar) {
     setException(new ErrorFormat(ErrorFormat::ParseErrorIcal));
     return false;
   }
 
   bool success = true;
 
   if (icalcomponent_isa(calendar) != ICAL_VCALENDAR_COMPONENT) {
     setException(new ErrorFormat(ErrorFormat::NoCalendar));
     success = false;
   } else {
     // put all objects into their proper places
     if ( !mImpl->populate( cal, calendar ) ) {
       if ( !exception() ) {
         setException(new ErrorFormat(ErrorFormat::ParseErrorKcal));
       } 
       success = false;
     } else
       mLoadedProductId = mImpl->loadedProductId();
   }
 
   icalcomponent_free( calendar );
+  icalmemory_free_ring();
 
   return success;
 }
 
 Incidence *ICalFormat::fromString( const QString &text )
 {
   CalendarLocal cal( mTimeZoneId );
   fromString(&cal, text);
   
   Incidence *ical = 0;
   QPtrList<Event> elist = cal.events();
   if ( elist.count() > 0 ) {
     ical = elist.first();
   } else {
     QPtrList<Todo> tlist = cal.todos();
     if ( tlist.count() > 0 ) {
       ical = tlist.first();
     } else {
       QPtrList<Journal> jlist = cal.journals();
       if ( jlist.count() > 0 ) {
         ical = jlist.first();
       }
     }
   }
   return ical;
 }
 #include <qapp.h>
 
 QString ICalFormat::toString( Calendar *cal )
 {
  
   setTimeZone( cal->timeZoneId(), !cal->isLocalTime() );
  
   icalcomponent *calendar = mImpl->createCalendarComponent(cal);
 
   icalcomponent *component;
  
   // todos 
   QPtrList<Todo> todoList = cal->rawTodos();
   QPtrListIterator<Todo> qlt(todoList);
   for (; qlt.current(); ++qlt) {
     component = mImpl->writeTodo(qlt.current());
     icalcomponent_add_component(calendar,component);
     //qDebug(" todos ");
     qApp->processEvents();
   }
   // events
   QPtrList<Event> events = cal->rawEvents();
   Event *ev;
   for(ev=events.first();ev;ev=events.next()) {
     component = mImpl->writeEvent(ev);
     icalcomponent_add_component(calendar,component);
     //qDebug("events ");
     qApp->processEvents();
   }
  
   // journals
   QPtrList<Journal> journals = cal->journals();
   Journal *j;
   for(j=journals.first();j;j=journals.next()) {
     component = mImpl->writeJournal(j);
     icalcomponent_add_component(calendar,component);
     //qDebug("journals ");
     qApp->processEvents(); 
   }
    const char *text; 
   QString ret =""; 
   text = icalcomponent_as_ical_string( calendar ); 
   qApp->processEvents(); 
 
   // text = "BEGIN:VCALENDAR\nPRODID\n :-//K Desktop Environment//NONSGML libkcal 3.1//EN\nVERSION\n :2.0\nBEGIN:VEVENT\nDTSTAMP\n :20031231T213514Z\nORGANIZER\n :MAILTO:lutz@putz.de\nCREATED\n :20031231T213513Z\nUID\n :libkcal-1295166342.120\nSEQUENCE\n :0\nLAST-MODIFIED\n :20031231T213513Z\nSUMMARY\n :test1\nCLASS\n :PUBLIC\nPRIORITY\n :3\nDTSTART\n :20040101T090000Z\nDTEND\n :20040101T110000Z\nTRANSP\n :OPAQUE\nEND:VEVENT\nEND:VCALENDAR\n";
 
 
    if ( text ) {
        ret = QString ( text );
    }
    icalcomponent_free( calendar );
 
   if (!text) { 
     setException(new ErrorFormat(ErrorFormat::SaveError,
                  i18n("libical error")));
+    icalmemory_free_ring();
     return QString::null;
   }
-
+  icalmemory_free_ring();
   return ret;
 }
 
 QString ICalFormat::toICalString( Incidence *incidence )
 {
   CalendarLocal cal( mTimeZoneId );
   cal.addIncidence( incidence->clone() );
   return toString( &cal );
 }
 
 QString ICalFormat::toString( Incidence *incidence )
 {
   icalcomponent *component;
 
   component = mImpl->writeIncidence( incidence );
 
   const char *text = icalcomponent_as_ical_string( component );
 
   icalcomponent_free( component );
 
   return QString::fromLocal8Bit( text );
 }
 
 QString ICalFormat::toString( Recurrence *recurrence )
 {
   icalproperty *property;
   property = mImpl->writeRecurrenceRule( recurrence );
   const char *text = icalproperty_as_ical_string( property );
   icalproperty_free( property );
   return QString::fromLocal8Bit( text );
 }
 /*
 bool ICalFormat::fromString( Recurrence * recurrence, const QString& rrule )
 {
   bool success = true;
   icalerror_clear_errno();
   struct icalrecurrencetype recur = icalrecurrencetype_from_string( rrule );
   if ( icalerrno != ICAL_NO_ERROR ) {
     kdDebug() << "Recurrence parsing error: " << icalerror_strerror( icalerrno ) << endl;
     success = false;
   }
 
   if ( success ) {
     mImpl->readRecurrence( recur, recurrence );
   }
 
   return success;
 }
 */
 
 QString ICalFormat::createScheduleMessage(IncidenceBase *incidence,
                                           Scheduler::Method method)
 {
   icalcomponent *message = mImpl->createScheduleComponent(incidence,method);
 
   QString messageText = icalcomponent_as_ical_string(message);
 
 
 
   return messageText;
 }
 
 ScheduleMessage *ICalFormat::parseScheduleMessage( Calendar *cal,
                                                    const QString &messageText )
 {
   setTimeZone( cal->timeZoneId(), !cal->isLocalTime() );
   clearException();
 
   if (messageText.isEmpty()) return 0;
 
   icalcomponent *message;
   message = icalparser_parse_string(messageText.local8Bit());
 
   if (!message) return 0;
 
   icalproperty *m = icalcomponent_get_first_property(message,
                                                      ICAL_METHOD_PROPERTY);
 
   if (!m) return 0;
 
   icalcomponent *c;
 
   IncidenceBase *incidence = 0;
   c = icalcomponent_get_first_component(message,ICAL_VEVENT_COMPONENT);
   if (c) {
     incidence = mImpl->readEvent(c);
   }
 
   if (!incidence) {
     c = icalcomponent_get_first_component(message,ICAL_VTODO_COMPONENT);
     if (c) {
       incidence = mImpl->readTodo(c);
     }
   }
 
   if (!incidence) {