Initial revision

1 files changed, 2173 insertions, 0 deletions

diff --git a/libkcal/icalformatimpl.cpp b/libkcal/icalformatimpl.cpp
new file mode 100644
index 0000000..e5c27a0
--- a/dev/null
+++ b/libkcal/icalformatimpl.cpp
@@ -0,0 +1,2173 @@
+/*
+    This file is part of libkcal.
+    Copyright (c) 2001 Cornelius Schumacher <schumacher@kde.org>
+
+    This library is free software; you can redistribute it and/or
+    modify it under the terms of the GNU Library General Public
+    License as published by the Free Software Foundation; either
+    version 2 of the License, or (at your option) any later version.
+
+    This library is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+    Library General Public License for more details.
+
+    You should have received a copy of the GNU Library General Public License
+    along with this library; see the file COPYING.LIB.  If not, write to
+    the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+    Boston, MA 02111-1307, USA.
+*/
+
+#include <qdatetime.h>
+#include <qstring.h>
+#include <qptrlist.h>
+#include <qfile.h>
+
+#include <kdebug.h>
+#include <klocale.h>
+#include <kglobal.h>
+
+extern "C" {
+  #include <ical.h>
+  #include <icalss.h>
+  #include <icalparser.h>
+  #include <icalrestriction.h>
+}
+
+#include "calendar.h"
+#include "journal.h"
+#include "icalformat.h"
+#include "icalformatimpl.h"
+#include "compat.h"
+
+#define _ICAL_VERSION "2.0"
+
+using namespace KCal;
+
+const int gSecondsPerMinute = 60;
+const int gSecondsPerHour   = gSecondsPerMinute * 60;
+const int gSecondsPerDay    = gSecondsPerHour   * 24;
+const int gSecondsPerWeek   = gSecondsPerDay    * 7;
+
+ICalFormatImpl::ICalFormatImpl( ICalFormat *parent ) :
+  mParent( parent ), mCalendarVersion( 0 )
+{
+  mCompat = new Compat;
+}
+
+ICalFormatImpl::~ICalFormatImpl()
+{
+  delete mCompat;
+}
+
+class ToStringVisitor : public Incidence::Visitor
+{
+  public:
+    ToStringVisitor( ICalFormatImpl *impl ) : mImpl( impl ), mComponent( 0 ) {}
+
+    bool visit( Event *e ) { mComponent = mImpl->writeEvent( e ); return true; }
+    bool visit( Todo *e ) { mComponent = mImpl->writeTodo( e ); return true; }
+    bool visit( Journal *e ) { mComponent = mImpl->writeJournal( e ); return true; }
+
+    icalcomponent *component() { return mComponent; }
+
+  private:
+    ICalFormatImpl *mImpl;
+    icalcomponent *mComponent;
+};
+
+icalcomponent *ICalFormatImpl::writeIncidence(Incidence *incidence)
+{
+  ToStringVisitor v( this );
+  incidence->accept(v);
+  return v.component();
+}
+
+icalcomponent *ICalFormatImpl::writeTodo(Todo *todo)
+{
+  QString tmpStr;
+  QStringList tmpStrList;
+
+  icalcomponent *vtodo = icalcomponent_new(ICAL_VTODO_COMPONENT);
+
+  writeIncidence(vtodo,todo);
+
+  // due date
+  if (todo->hasDueDate()) {
+    icaltimetype due;
+    if (todo->doesFloat()) {
+      due = writeICalDate(todo->dtDue().date());
+    } else {
+      due = writeICalDateTime(todo->dtDue());
+    }
+    icalcomponent_add_property(vtodo,icalproperty_new_due(due));
+  }
+
+  // start time
+  if (todo->hasStartDate()) {
+    icaltimetype start;
+    if (todo->doesFloat()) {
+//      kdDebug(5800) << "§§ Incidence " << todo->summary() << " floats." << endl;
+      start = writeICalDate(todo->dtStart().date());
+    } else {
+//      kdDebug(5800) << "§§ incidence " << todo->summary() << " has time." << endl;
+      start = writeICalDateTime(todo->dtStart());
+    }
+    icalcomponent_add_property(vtodo,icalproperty_new_dtstart(start));
+  }
+
+  // completion date
+  if (todo->isCompleted()) {
+    if (!todo->hasCompletedDate()) {
+      // If todo was created by KOrganizer <2.2 it has no correct completion
+      // date. Set it to now.
+      todo->setCompleted(QDateTime::currentDateTime());
+    }
+    icaltimetype completed = writeICalDateTime(todo->completed());
+    icalcomponent_add_property(vtodo,icalproperty_new_completed(completed));
+  }
+
+  icalcomponent_add_property(vtodo,
+      icalproperty_new_percentcomplete(todo->percentComplete()));
+
+  return vtodo;
+}
+
+icalcomponent *ICalFormatImpl::writeEvent(Event *event)
+{
+  kdDebug(5800) << "Write Event '" << event->summary() << "' (" << event->uid()
+              << ")" << endl;
+
+  QString tmpStr;
+  QStringList tmpStrList;
+
+  icalcomponent *vevent = icalcomponent_new(ICAL_VEVENT_COMPONENT);
+
+  writeIncidence(vevent,event);
+
+  // start time
+  icaltimetype start;
+  if (event->doesFloat()) {
+//    kdDebug(5800) << "§§ Incidence " << event->summary() << " floats." << endl;
+    start = writeICalDate(event->dtStart().date());
+  } else {
+//    kdDebug(5800) << "§§ incidence " << event->summary() << " has time." << endl;
+    start = writeICalDateTime(event->dtStart());
+  }
+  icalcomponent_add_property(vevent,icalproperty_new_dtstart(start));
+
+  if (event->hasEndDate()) {
+    // end time
+    icaltimetype end;
+    if (event->doesFloat()) {
+//      kdDebug(5800) << "§§ Event " << event->summary() << " floats." << endl;
+      // +1 day because end date is non-inclusive.
+      end = writeICalDate( event->dtEnd().date().addDays( 1 ) );
+    } else {
+//      kdDebug(5800) << "§§ Event " << event->summary() << " has time." << endl;
+      end = writeICalDateTime(event->dtEnd());
+    }
+    icalcomponent_add_property(vevent,icalproperty_new_dtend(end));
+  }
+
+// TODO: attachments, resources
+#if 0
+  // attachments
+  tmpStrList = anEvent->attachments();
+  for ( QStringList::Iterator it = tmpStrList.begin();
+        it != tmpStrList.end();
+        ++it )
+    addPropValue(vevent, VCAttachProp, (*it).utf8());
+
+  // resources
+  tmpStrList = anEvent->resources();
+  tmpStr = tmpStrList.join(";");
+  if (!tmpStr.isEmpty())
+    addPropValue(vevent, VCResourcesProp, tmpStr.utf8());
+
+#endif
+
+  // Transparency
+  switch( event->transparency() ) {
+  case Event::Transparent:
+    icalcomponent_add_property(vevent, icalproperty_new_transp("TRANSPARENT"));
+    break;
+  case Event::Opaque:
+    icalcomponent_add_property(vevent, icalproperty_new_transp("OPAQUE"));
+    break;
+  }
+
+  return vevent;
+}
+
+icalcomponent *ICalFormatImpl::writeFreeBusy(FreeBusy *freebusy,
+                                             Scheduler::Method method)
+{
+#if QT_VERSION >= 300
+  kdDebug(5800) << "icalformatimpl: writeFreeBusy: startDate: "
+    << freebusy->dtStart().toString("ddd MMMM d yyyy: h:m:s ap") << " End Date: "
+    << freebusy->dtEnd().toString("ddd MMMM d yyyy: h:m:s ap") << endl;
+#endif
+
+  icalcomponent *vfreebusy = icalcomponent_new(ICAL_VFREEBUSY_COMPONENT);
+
+  writeIncidenceBase(vfreebusy,freebusy);
+
+  icalcomponent_add_property(vfreebusy, icalproperty_new_dtstart(
+      writeICalDateTime(freebusy->dtStart())));
+
+  icalcomponent_add_property(vfreebusy, icalproperty_new_dtend(
+      writeICalDateTime(freebusy->dtEnd())));
+
+  if (method == Scheduler::Request) {
+    icalcomponent_add_property(vfreebusy,icalproperty_new_uid(
+       freebusy->uid().utf8()));
+  }
+
+  //Loops through all the periods in the freebusy object
+  QValueList<Period> list = freebusy->busyPeriods();
+  QValueList<Period>::Iterator it;
+  icalperiodtype period;
+  for (it = list.begin(); it!= list.end(); ++it) {
+    period.start = writeICalDateTime((*it).start());
+    period.end = writeICalDateTime((*it).end());
+    icalcomponent_add_property(vfreebusy, icalproperty_new_freebusy(period) );
+  }
+
+  return vfreebusy;
+}
+
+icalcomponent *ICalFormatImpl::writeJournal(Journal *journal)
+{
+  icalcomponent *vjournal = icalcomponent_new(ICAL_VJOURNAL_COMPONENT);
+
+  writeIncidence(vjournal,journal);
+  
+  // start time
+  if (journal->dtStart().isValid()) {
+    icaltimetype start;
+    if (journal->doesFloat()) {
+//      kdDebug(5800) << "§§ Incidence " << event->summary() << " floats." << endl;
+      start = writeICalDate(journal->dtStart().date());
+    } else {
+//      kdDebug(5800) << "§§ incidence " << event->summary() << " has time." << endl;
+      start = writeICalDateTime(journal->dtStart());
+    }
+    icalcomponent_add_property(vjournal,icalproperty_new_dtstart(start));
+  }
+
+  return vjournal;
+}
+
+void ICalFormatImpl::writeIncidence(icalcomponent *parent,Incidence *incidence)
+{
+  // pilot sync stuff
+// TODO: move this application-specific code to kpilot
+  if (incidence->pilotId()) {
+    incidence->setNonKDECustomProperty("X-PILOTID", QString::number(incidence->pilotId()));
+    incidence->setNonKDECustomProperty("X-PILOTSTAT", QString::number(incidence->syncStatus()));
+  }
+  if (incidence->zaurusId() >= 0) {
+      incidence->setNonKDECustomProperty("X-ZAURUSID", QString::number(incidence->zaurusId()));
+  }
+
+  if (incidence->zaurusUid() > 0) {
+      incidence->setNonKDECustomProperty("X-ZAURUSUID", QString::number(incidence->zaurusUid()));
+  }
+  if (incidence->zaurusStat() > 0) {
+      incidence->setNonKDECustomProperty("X-ZAURUSSTAT", QString::number(incidence->zaurusStat()));
+  }
+
+  writeIncidenceBase(parent,incidence);
+  if (incidence->cancelled()) {
+      icalcomponent_add_property(parent,icalproperty_new_status(ICAL_STATUS_CANCELLED));
+  }
+
+  // creation date
+  icalcomponent_add_property(parent,icalproperty_new_created(
+      writeICalDateTime(incidence->created())));
+
+  // unique id
+  icalcomponent_add_property(parent,icalproperty_new_uid(
+      incidence->uid().utf8()));
+
+  // revision
+  icalcomponent_add_property(parent,icalproperty_new_sequence(
+      incidence->revision()));
+
+  // last modification date
+  icalcomponent_add_property(parent,icalproperty_new_lastmodified(
+      writeICalDateTime(incidence->lastModified())));
+
+  // description
+  if (!incidence->description().isEmpty()) {
+    icalcomponent_add_property(parent,icalproperty_new_description(
+        incidence->description().utf8()));
+  }
+
+  // summary
+  if (!incidence->summary().isEmpty()) {
+    icalcomponent_add_property(parent,icalproperty_new_summary(
+        incidence->summary().utf8()));
+  }
+
+  // location
+  if (!incidence->location().isEmpty()) {
+    icalcomponent_add_property(parent,icalproperty_new_location(
+        incidence->location().utf8()));
+  }
+
+// TODO:
+  // status
+//  addPropValue(parent, VCStatusProp, incidence->getStatusStr().utf8());
+
+  // secrecy
+  const char *classStr;
+  switch (incidence->secrecy()) {
+    case Incidence::SecrecyPublic:
+      classStr = "PUBLIC";
+      break;
+    case Incidence::SecrecyConfidential:
+      classStr = "CONFIDENTIAL";
+      break;
+    case Incidence::SecrecyPrivate:
+    default:
+      classStr = "PRIVATE";
+      break;
+  }
+  icalcomponent_add_property(parent,icalproperty_new_class(classStr));
+
+  // priority
+  icalcomponent_add_property(parent,icalproperty_new_priority(
+      incidence->priority()));
+
+  // categories
+  QStringList categories = incidence->categories();
+  QStringList::Iterator it;
+  for(it = categories.begin(); it != categories.end(); ++it ) {
+    icalcomponent_add_property(parent,icalproperty_new_categories((*it).utf8()));
+  }
+// TODO: Ensure correct concatenation of categories properties.
+
+/*
+  // categories
+  tmpStrList = incidence->getCategories();
+  tmpStr = "";
+  QString catStr;
+  for ( QStringList::Iterator it = tmpStrList.begin();
+        it != tmpStrList.end();
+        ++it ) {
+    catStr = *it;
+    if (catStr[0] == ' ')
+      tmpStr += catStr.mid(1);
+    else
+      tmpStr += catStr;
+    // this must be a ';' character as the vCalendar specification requires!
+    // vcc.y has been hacked to translate the ';' to a ',' when the vcal is
+    // read in.
+    tmpStr += ";";
+  }
+  if (!tmpStr.isEmpty()) {
+    tmpStr.truncate(tmpStr.length()-1);
+    icalcomponent_add_property(parent,icalproperty_new_categories(
+        writeText(incidence->getCategories().join(";"))));
+  }
+*/
+
+  // related event
+  if (incidence->relatedTo()) {
+    icalcomponent_add_property(parent,icalproperty_new_relatedto(
+        incidence->relatedTo()->uid().utf8()));
+  }
+
+  // recurrence rule stuff
+  Recurrence *recur = incidence->recurrence();
+  if (recur->doesRecur()) {
+    
+    icalcomponent_add_property(parent,writeRecurrenceRule(recur));
+  }
+
+  // recurrence excpetion dates
+  DateList dateList = incidence->exDates();
+  DateList::ConstIterator exIt;
+  for(exIt = dateList.begin(); exIt != dateList.end(); ++exIt) {
+    icalcomponent_add_property(parent,icalproperty_new_exdate(
+        writeICalDate(*exIt)));
+  }
+  
+  // attachments
+  QPtrList<Attachment> attachments = incidence->attachments();
+  for (Attachment *at = attachments.first(); at; at = attachments.next())
+    icalcomponent_add_property(parent,writeAttachment(at));
+
+  // alarms
+  QPtrList<Alarm> alarms = incidence->alarms();
+  Alarm* alarm;
+  for (alarm = alarms.first(); alarm; alarm = alarms.next()) {
+    if (alarm->enabled()) {
+      kdDebug(5800) << "Write alarm for " << incidence->summary() << endl;
+      icalcomponent_add_component(parent,writeAlarm(alarm));
+    }
+  }
+
+  // duration
+
+// turned off as it always is set to PTS0 (and must not occur together with DTEND
+
+//  if (incidence->hasDuration()) {
+//    icaldurationtype duration;
+//    duration = writeICalDuration(incidence->duration());
+//    icalcomponent_add_property(parent,icalproperty_new_duration(duration));
+//  }
+}
+
+void ICalFormatImpl::writeIncidenceBase(icalcomponent *parent,IncidenceBase *incidenceBase)
+{
+  icalcomponent_add_property(parent,icalproperty_new_dtstamp(
+      writeICalDateTime(QDateTime::currentDateTime())));
+
+  // organizer stuff
+  icalcomponent_add_property(parent,icalproperty_new_organizer(
+      ("MAILTO:" + incidenceBase->organizer()).utf8()));
+
+  // attendees
+  if (incidenceBase->attendeeCount() != 0) {
+    QPtrList<Attendee> al = incidenceBase->attendees();
+    QPtrListIterator<Attendee> ai(al);
+    for (; ai.current(); ++ai) {
+      icalcomponent_add_property(parent,writeAttendee(ai.current()));
+    }
+  }
+
+  // custom properties
+  writeCustomProperties(parent, incidenceBase);
+}
+
+void ICalFormatImpl::writeCustomProperties(icalcomponent *parent,CustomProperties *properties)
+{
+  QMap<QCString, QString> custom = properties->customProperties();
+  for (QMap<QCString, QString>::Iterator c = custom.begin();  c != custom.end();  ++c) {
+    icalproperty *p = icalproperty_new_x(c.data().utf8());
+    icalproperty_set_x_name(p,c.key());
+    icalcomponent_add_property(parent,p);
+  }
+}
+
+icalproperty *ICalFormatImpl::writeAttendee(Attendee *attendee)
+{
+  icalproperty *p = icalproperty_new_attendee("mailto:" + attendee->email().utf8());
+
+  if (!attendee->name().isEmpty()) {
+    icalproperty_add_parameter(p,icalparameter_new_cn(attendee->name().utf8()));
+  }
+
+
+  icalproperty_add_parameter(p,icalparameter_new_rsvp(
+          attendee->RSVP() ? ICAL_RSVP_TRUE : ICAL_RSVP_FALSE ));
+
+  icalparameter_partstat status = ICAL_PARTSTAT_NEEDSACTION;
+  switch (attendee->status()) {
+    default:
+    case Attendee::NeedsAction:
+      status = ICAL_PARTSTAT_NEEDSACTION;
+      break;
+    case Attendee::Accepted:
+      status = ICAL_PARTSTAT_ACCEPTED;
+      break;
+    case Attendee::Declined:
+      status = ICAL_PARTSTAT_DECLINED;
+      break;
+    case Attendee::Tentative:
+      status = ICAL_PARTSTAT_TENTATIVE;
+      break;
+    case Attendee::Delegated:
+      status = ICAL_PARTSTAT_DELEGATED;
+      break;
+    case Attendee::Completed:
+      status = ICAL_PARTSTAT_COMPLETED;
+      break;
+    case Attendee::InProcess:
+      status = ICAL_PARTSTAT_INPROCESS;
+      break;
+  }
+  icalproperty_add_parameter(p,icalparameter_new_partstat(status));
+
+  icalparameter_role role = ICAL_ROLE_REQPARTICIPANT;
+  switch (attendee->role()) {
+    case Attendee::Chair:
+      role = ICAL_ROLE_CHAIR;
+      break;
+    default:
+    case Attendee::ReqParticipant:
+      role = ICAL_ROLE_REQPARTICIPANT;
+      break;
+    case Attendee::OptParticipant:
+      role = ICAL_ROLE_OPTPARTICIPANT;
+      break;
+    case Attendee::NonParticipant:
+      role = ICAL_ROLE_NONPARTICIPANT;
+      break;
+  }
+  icalproperty_add_parameter(p,icalparameter_new_role(role));
+
+  if (!attendee->uid().isEmpty()) {
+    icalparameter* icalparameter_uid = icalparameter_new_x(attendee->uid().utf8());
+    icalparameter_set_xname(icalparameter_uid,"X-UID");
+    icalproperty_add_parameter(p,icalparameter_uid);
+  }
+
+  return p;
+}
+
+icalproperty *ICalFormatImpl::writeAttachment(Attachment *att)
+{
+  icalattachtype* attach = icalattachtype_new();
+  if (att->isURI())
+    icalattachtype_set_url(attach, att->uri().utf8().data());
+  else
+    icalattachtype_set_base64(attach, att->data(), 0);
+
+  icalproperty *p = icalproperty_new_attach(attach);
+
+  if (!att->mimeType().isEmpty())
+    icalproperty_add_parameter(p,icalparameter_new_fmttype(att->mimeType().utf8().data()));
+
+  if (att->isBinary()) {
+    icalproperty_add_parameter(p,icalparameter_new_value(ICAL_VALUE_BINARY));
+    icalproperty_add_parameter(p,icalparameter_new_encoding(ICAL_ENCODING_BASE64));
+  }
+  return p;
+}
+
+icalproperty *ICalFormatImpl::writeRecurrenceRule(Recurrence *recur)
+{
+//  kdDebug(5800) << "ICalFormatImpl::writeRecurrenceRule()" << endl;
+
+  icalrecurrencetype r;
+
+  icalrecurrencetype_clear(&r);
+
+  int index = 0;
+  int index2 = 0;
+
+  QPtrList<Recurrence::rMonthPos> tmpPositions;
+  QPtrList<int> tmpDays;
+  int *tmpDay;
+  Recurrence::rMonthPos *tmpPos;
+  bool datetime = false;
+  int day;
+  int i;
+
+  switch(recur->doesRecur()) {
+    case Recurrence::rMinutely:
+      r.freq = ICAL_MINUTELY_RECURRENCE;
+      datetime = true;
+      break;
+    case Recurrence::rHourly:
+      r.freq = ICAL_HOURLY_RECURRENCE;
+      datetime = true;
+      break;
+    case Recurrence::rDaily:
+      r.freq = ICAL_DAILY_RECURRENCE;
+      break;
+    case Recurrence::rWeekly:
+      r.freq = ICAL_WEEKLY_RECURRENCE;
+      r.week_start = static_cast<icalrecurrencetype_weekday>(recur->weekStart()%7 + 1);
+      for (i = 0; i < 7; i++) {
+        if (recur->days().testBit(i)) {
+          day = (i + 1)%7 + 1;     // convert from Monday=0 to Sunday=1
+          r.by_day[index++] = icalrecurrencetype_day_day_of_week(day);
+        }
+      }
+//      r.by_day[index] = ICAL_RECURRENCE_ARRAY_MAX;
+      break;
+    case Recurrence::rMonthlyPos:
+      r.freq = ICAL_MONTHLY_RECURRENCE;
+
+      tmpPositions = recur->monthPositions();
+      for (tmpPos = tmpPositions.first();
+           tmpPos;
+           tmpPos = tmpPositions.next()) {
+        for (i = 0; i < 7; i++) {
+          if (tmpPos->rDays.testBit(i)) {
+            day = (i + 1)%7 + 1;     // convert from Monday=0 to Sunday=1
+            day += tmpPos->rPos*8;
+            if (tmpPos->negative) day = -day;
+            r.by_day[index++] = day;
+          }
+        }
+      }
+//      r.by_day[index] = ICAL_RECURRENCE_ARRAY_MAX;
+      break;
+    case Recurrence::rMonthlyDay:
+      r.freq = ICAL_MONTHLY_RECURRENCE;
+
+      tmpDays = recur->monthDays();
+      for (tmpDay = tmpDays.first();
+           tmpDay;
+           tmpDay = tmpDays.next()) {
+        r.by_month_day[index++] = icalrecurrencetype_day_position(*tmpDay*8);//*tmpDay);
+      }
+//      r.by_day[index] = ICAL_RECURRENCE_ARRAY_MAX;
+      break;
+    case Recurrence::rYearlyMonth:
+    case Recurrence::rYearlyPos:
+      r.freq = ICAL_YEARLY_RECURRENCE;
+
+      tmpDays = recur->yearNums();
+      for (tmpDay = tmpDays.first();
+           tmpDay;
+           tmpDay = tmpDays.next()) {
+        r.by_month[index++] = *tmpDay;
+      }
+//      r.by_set_pos[index] = ICAL_RECURRENCE_ARRAY_MAX;
+      if (recur->doesRecur() == Recurrence::rYearlyPos) {
+        tmpPositions = recur->monthPositions();
+        for (tmpPos = tmpPositions.first();
+             tmpPos;
+             tmpPos = tmpPositions.next()) {
+          for (i = 0; i < 7; i++) {
+            if (tmpPos->rDays.testBit(i)) {
+              day = (i + 1)%7 + 1;     // convert from Monday=0 to Sunday=1
+              day += tmpPos->rPos*8;
+              if (tmpPos->negative) day = -day;
+              r.by_day[index2++] = day;
+            }
+          }
+        }
+//        r.by_day[index2] = ICAL_RECURRENCE_ARRAY_MAX;
+      }
+      break;
+    case Recurrence::rYearlyDay:
+      r.freq = ICAL_YEARLY_RECURRENCE;
+
+      tmpDays = recur->yearNums();
+      for (tmpDay = tmpDays.first();
+           tmpDay;
+           tmpDay = tmpDays.next()) {
+        r.by_year_day[index++] = *tmpDay;
+      }
+//      r.by_year_day[index] = ICAL_RECURRENCE_ARRAY_MAX;
+      break;
+    default:
+      r.freq = ICAL_NO_RECURRENCE;
+      kdDebug(5800) << "ICalFormatImpl::writeRecurrence(): no recurrence" << endl;
+      break;
+  }
+
+  r.interval = recur->frequency();
+
+  if (recur->duration() > 0) {
+    r.count = recur->duration();
+  } else if (recur->duration() == -1) {
+    r.count = 0;
+  } else {
+    if (datetime)
+      r.until = writeICalDateTime(recur->endDateTime());
+    else
+      r.until = writeICalDate(recur->endDate());
+  }
+
+// Debug output
+#if 0
+  const char *str = icalrecurrencetype_as_string(&r);
+  if (str) {
+    kdDebug(5800) << " String: " << str << endl;
+  } else {
+    kdDebug(5800) << " No String" << endl;
+  }
+#endif
+
+  return icalproperty_new_rrule(r);
+}
+
+icalcomponent *ICalFormatImpl::writeAlarm(Alarm *alarm)
+{
+  icalcomponent *a = icalcomponent_new(ICAL_VALARM_COMPONENT);
+
+  icalproperty_action action;
+  icalattachtype *attach = 0;
+
+  switch (alarm->type()) {
+    case Alarm::Procedure:
+      action = ICAL_ACTION_PROCEDURE;
+      attach = icalattachtype_new();
+      icalattachtype_set_url(attach,QFile::encodeName(alarm->programFile()).data());
+      icalcomponent_add_property(a,icalproperty_new_attach(attach));
+      icalattachtype_free(attach);
+      if (!alarm->programArguments().isEmpty()) {
+        icalcomponent_add_property(a,icalproperty_new_description(alarm->programArguments().utf8()));
+      }
+      break;
+    case Alarm::Audio:
+      action = ICAL_ACTION_AUDIO;
+      if (!alarm->audioFile().isEmpty()) {
+        attach = icalattachtype_new();
+        icalattachtype_set_url(attach,QFile::encodeName( alarm->audioFile() ).data());
+        icalcomponent_add_property(a,icalproperty_new_attach(attach));
+        icalattachtype_free(attach);
+      }
+      break;
+    case Alarm::Email: {
+      action = ICAL_ACTION_EMAIL;
+      QValueList<Person> addresses = alarm->mailAddresses();
+      for (QValueList<Person>::Iterator ad = addresses.begin();  ad != addresses.end();  ++ad) {
+        icalproperty *p = icalproperty_new_attendee("MAILTO:" + (*ad).email().utf8());
+        if (!(*ad).name().isEmpty()) {
+          icalproperty_add_parameter(p,icalparameter_new_cn((*ad).name().utf8()));
+        }
+        icalcomponent_add_property(a,p);
+      }
+      icalcomponent_add_property(a,icalproperty_new_summary(alarm->mailSubject().utf8()));
+      icalcomponent_add_property(a,icalproperty_new_description(alarm->text().utf8()));
+      QStringList attachments = alarm->mailAttachments();
+      if (attachments.count() > 0) {
+        for (QStringList::Iterator at = attachments.begin();  at != attachments.end();  ++at) {
+          attach = icalattachtype_new();
+          icalattachtype_set_url(attach,QFile::encodeName( *at ).data());
+          icalcomponent_add_property(a,icalproperty_new_attach(attach));
+          icalattachtype_free(attach);
+        }
+      }
+      break;
+    }
+    case Alarm::Display:
+      action = ICAL_ACTION_DISPLAY;
+      icalcomponent_add_property(a,icalproperty_new_description(alarm->text().utf8()));
+      break;
+    case Alarm::Invalid:
+    default:
+      kdDebug(5800) << "Unknown type of alarm" << endl;
+      action = ICAL_ACTION_NONE;
+      break;
+  }
+  icalcomponent_add_property(a,icalproperty_new_action(action));
+
+  // Trigger time
+  icaltriggertype trigger;
+  if ( alarm->hasTime() ) {
+    trigger.time = writeICalDateTime(alarm->time());
+    trigger.duration = icaldurationtype_null_duration();
+  } else {
+    trigger.time = icaltime_null_time();
+    Duration offset;
+    if ( alarm->hasStartOffset() )
+      offset = alarm->startOffset();
+    else
+      offset = alarm->endOffset();
+    trigger.duration = icaldurationtype_from_int( offset.asSeconds() );
+  }
+  icalproperty *p = icalproperty_new_trigger(trigger);
+  if ( alarm->hasEndOffset() )
+    icalproperty_add_parameter(p,icalparameter_new_related(ICAL_RELATED_END));
+  icalcomponent_add_property(a,p);
+
+  // Repeat count and duration
+  if (alarm->repeatCount()) {
+    icalcomponent_add_property(a,icalproperty_new_repeat(alarm->repeatCount()));
+    icalcomponent_add_property(a,icalproperty_new_duration(
+                             icaldurationtype_from_int(alarm->snoozeTime()*60)));
+  }
+
+  // Custom properties
+  QMap<QCString, QString> custom = alarm->customProperties();
+  for (QMap<QCString, QString>::Iterator c = custom.begin();  c != custom.end();  ++c) {
+    icalproperty *p = icalproperty_new_x(c.data().utf8());
+    icalproperty_set_x_name(p,c.key());
+    icalcomponent_add_property(a,p);
+  }
+
+  return a;
+}
+
+Todo *ICalFormatImpl::readTodo(icalcomponent *vtodo)
+{
+  Todo *todo = new Todo;
+
+  readIncidence(vtodo,todo);
+
+  icalproperty *p = icalcomponent_get_first_property(vtodo,ICAL_ANY_PROPERTY);
+
+//  int intvalue;
+  icaltimetype icaltime;
+
+  QStringList categories;
+
+  while (p) {
+    icalproperty_kind kind = icalproperty_isa(p);
+    switch (kind) {
+
+      case ICAL_DUE_PROPERTY:  // due date
+        icaltime = icalproperty_get_due(p);
+        if (icaltime.is_date) {
+          todo->setDtDue(QDateTime(readICalDate(icaltime),QTime(0,0,0)));
+          todo->setFloats(true);
+
+        } else {
+          todo->setDtDue(readICalDateTime(icaltime));
+          todo->setFloats(false);
+        }
+        todo->setHasDueDate(true);
+        break;
+
+      case ICAL_COMPLETED_PROPERTY:  // completion date
+        icaltime = icalproperty_get_completed(p);
+        todo->setCompleted(readICalDateTime(icaltime));
+        break;
+
+      case ICAL_PERCENTCOMPLETE_PROPERTY:  // Percent completed
+        todo->setPercentComplete(icalproperty_get_percentcomplete(p));
+        break;
+
+      case ICAL_RELATEDTO_PROPERTY:  // related todo (parent)
+        todo->setRelatedToUid(QString::fromUtf8(icalproperty_get_relatedto(p)));
+        mTodosRelate.append(todo);
+        break;
+
+      case ICAL_DTSTART_PROPERTY:
+        // Flag that todo has start date. Value is read in by readIncidence().
+        todo->setHasStartDate(true);
+        break;
+
+      default:
+//        kdDebug(5800) << "ICALFormat::readTodo(): Unknown property: " << kind
+//                  << endl;
+        break;
+    }
+
+    p = icalcomponent_get_next_property(vtodo,ICAL_ANY_PROPERTY);
+  }
+
+  return todo;
+}
+
+Event *ICalFormatImpl::readEvent(icalcomponent *vevent)
+{
+  Event *event = new Event;
+  event->setFloats(false);
+
+  readIncidence(vevent,event);
+
+  icalproperty *p = icalcomponent_get_first_property(vevent,ICAL_ANY_PROPERTY);
+
+//  int intvalue;
+  icaltimetype icaltime;
+
+  QStringList categories;
+  QString transparency;
+
+  while (p) {
+    icalproperty_kind kind = icalproperty_isa(p);
+    switch (kind) {
+
+      case ICAL_DTEND_PROPERTY:  // start date and time
+        icaltime = icalproperty_get_dtend(p);
+        if (icaltime.is_date) {
+          event->setFloats( true );
+          // End date is non-inclusive
+          QDate endDate = readICalDate( icaltime ).addDays( -1 );
+          mCompat->fixFloatingEnd( endDate );
+          if ( endDate < event->dtStart().date() ) {
+            endDate = event->dtStart().date();
+          }
+          event->setDtEnd( QDateTime( endDate, QTime( 0, 0, 0 ) ) );
+        } else {
+          event->setDtEnd(readICalDateTime(icaltime));
+        }
+        break;
+
+// TODO:
+  // at this point, there should be at least a start or end time.
+  // fix up for events that take up no time but have a time associated
+#if 0
+  if (!(vo = isAPropertyOf(vevent, VCDTstartProp)))
+    anEvent->setDtStart(anEvent->dtEnd());
+  if (!(vo = isAPropertyOf(vevent, VCDTendProp)))
+    anEvent->setDtEnd(anEvent->dtStart());
+#endif
+
+// TODO: exdates
+#if 0
+  // recurrence exceptions
+  if ((vo = isAPropertyOf(vevent, VCExDateProp)) != 0) {
+    anEvent->setExDates(s = fakeCString(vObjectUStringZValue(vo)));
+    deleteStr(s);
+  }
+#endif
+
+#if 0
+  // secrecy
+  if ((vo = isAPropertyOf(vevent, VCClassProp)) != 0) {
+    anEvent->setSecrecy(s = fakeCString(vObjectUStringZValue(vo)));
+    deleteStr(s);
+  }
+  else
+    anEvent->setSecrecy("PUBLIC");
+
+  // attachments
+  tmpStrList.clear();
+  initPropIterator(&voi, vevent);
+  while (moreIteration(&voi)) {
+    vo = nextVObject(&voi);
+    if (strcmp(vObjectName(vo), VCAttachProp) == 0) {
+      tmpStrList.append(s = fakeCString(vObjectUStringZValue(vo)));
+      deleteStr(s);
+    }
+  }
+  anEvent->setAttachments(tmpStrList);
+
+  // resources
+  if ((vo = isAPropertyOf(vevent, VCResourcesProp)) != 0) {
+    QString resources = (s = fakeCString(vObjectUStringZValue(vo)));
+    deleteStr(s);
+    tmpStrList.clear();
+    index1 = 0;
+    index2 = 0;
+    QString resource;
+    while ((index2 = resources.find(';', index1)) != -1) {
+      resource = resources.mid(index1, (index2 - index1));
+      tmpStrList.append(resource);
+      index1 = index2;
+    }
+    anEvent->setResources(tmpStrList);
+  }
+#endif
+
+      case ICAL_RELATEDTO_PROPERTY:  // releated event (parent)
+        event->setRelatedToUid(QString::fromUtf8(icalproperty_get_relatedto(p)));
+        mEventsRelate.append(event);
+        break;
+
+
+      case ICAL_TRANSP_PROPERTY:  // Transparency
+	transparency = QString::fromUtf8(icalproperty_get_transp(p));
+	if( transparency == "TRANSPARENT" )
+	  event->setTransparency( Event::Transparent );
+	else
+	  event->setTransparency( Event::Opaque );
+	break;
+
+      default:
+//        kdDebug(5800) << "ICALFormat::readEvent(): Unknown property: " << kind
+//                  << endl;
+        break;
+    }
+
+    p = icalcomponent_get_next_property(vevent,ICAL_ANY_PROPERTY);
+  }
+
+  QString msade = event->nonKDECustomProperty("X-MICROSOFT-CDO-ALLDAYEVENT");
+  if (!msade.isNull()) {
+    bool floats = (msade == QString::fromLatin1("TRUE"));
+    kdDebug(5800) << "ICALFormat::readEvent(): all day event: " << floats << endl;
+    event->setFloats(floats);
+    if (floats) {
+      QDateTime endDate = event->dtEnd();
+      event->setDtEnd(endDate.addDays(-1));
+    }
+  }
+
+  // some stupid vCal exporters ignore the standard and use Description
+  // instead of Summary for the default field.  Correct for this.
+  if (event->summary().isEmpty() &&
+      !(event->description().isEmpty())) {
+    QString tmpStr = event->description().simplifyWhiteSpace();
+    event->setDescription("");
+    event->setSummary(tmpStr);
+  }
+
+  return event;
+}
+
+FreeBusy *ICalFormatImpl::readFreeBusy(icalcomponent *vfreebusy)
+{
+  FreeBusy *freebusy = new FreeBusy;
+
+  readIncidenceBase(vfreebusy,freebusy);
+
+  icalproperty *p = icalcomponent_get_first_property(vfreebusy,ICAL_ANY_PROPERTY);
+
+  icaltimetype icaltime;
+  icalperiodtype icalperiod;
+  QDateTime period_start, period_end;
+
+  while (p) {
+    icalproperty_kind kind = icalproperty_isa(p);
+    switch (kind) {
+
+      case ICAL_DTSTART_PROPERTY:  // start date and time
+        icaltime = icalproperty_get_dtstart(p);
+        freebusy->setDtStart(readICalDateTime(icaltime));
+        break;
+
+      case ICAL_DTEND_PROPERTY:  // start End Date and Time
+        icaltime = icalproperty_get_dtend(p);
+        freebusy->setDtEnd(readICalDateTime(icaltime));
+        break;
+
+      case ICAL_FREEBUSY_PROPERTY:  //Any FreeBusy Times
+        icalperiod = icalproperty_get_freebusy(p);
+        period_start = readICalDateTime(icalperiod.start);
+        period_end = readICalDateTime(icalperiod.end);
+        freebusy->addPeriod(period_start, period_end);
+        break;
+
+      default:
+        kdDebug(5800) << "ICALFormat::readIncidence(): Unknown property: " << kind
+                  << endl;
+      break;
+    }
+    p = icalcomponent_get_next_property(vfreebusy,ICAL_ANY_PROPERTY);
+  }
+
+  return freebusy;
+}
+
+Journal *ICalFormatImpl::readJournal(icalcomponent *vjournal)
+{
+  Journal *journal = new Journal;
+
+  readIncidence(vjournal,journal);
+
+  return journal;
+}
+
+Attendee *ICalFormatImpl::readAttendee(icalproperty *attendee)
+{
+  icalparameter *p = 0;
+
+  QString email = QString::fromUtf8(icalproperty_get_attendee(attendee));
+
+  QString name;
+  QString uid = QString::null;
+  p = icalproperty_get_first_parameter(attendee,ICAL_CN_PARAMETER);
+  if (p) {
+    name = QString::fromUtf8(icalparameter_get_cn(p));
+  } else {
+  }
+
+  bool rsvp=false;
+  p = icalproperty_get_first_parameter(attendee,ICAL_RSVP_PARAMETER);
+  if (p) {
+    icalparameter_rsvp rsvpParameter = icalparameter_get_rsvp(p);
+    if (rsvpParameter == ICAL_RSVP_TRUE) rsvp = true;
+  }
+
+  Attendee::PartStat status = Attendee::NeedsAction;
+  p = icalproperty_get_first_parameter(attendee,ICAL_PARTSTAT_PARAMETER);
+  if (p) {
+    icalparameter_partstat partStatParameter = icalparameter_get_partstat(p);
+    switch(partStatParameter) {
+      default:
+      case ICAL_PARTSTAT_NEEDSACTION:
+        status = Attendee::NeedsAction;
+        break;
+      case ICAL_PARTSTAT_ACCEPTED:
+        status = Attendee::Accepted;
+        break;
+      case ICAL_PARTSTAT_DECLINED:
+        status = Attendee::Declined;
+        break;
+      case ICAL_PARTSTAT_TENTATIVE:
+        status = Attendee::Tentative;
+        break;
+      case ICAL_PARTSTAT_DELEGATED:
+        status = Attendee::Delegated;
+        break;
+      case ICAL_PARTSTAT_COMPLETED:
+        status = Attendee::Completed;
+        break;
+      case ICAL_PARTSTAT_INPROCESS:
+        status = Attendee::InProcess;
+        break;
+    }
+  }
+
+  Attendee::Role role = Attendee::ReqParticipant;
+  p = icalproperty_get_first_parameter(attendee,ICAL_ROLE_PARAMETER);
+  if (p) {
+    icalparameter_role roleParameter = icalparameter_get_role(p);
+    switch(roleParameter) {
+      case ICAL_ROLE_CHAIR:
+        role = Attendee::Chair;
+        break;
+      default:
+      case ICAL_ROLE_REQPARTICIPANT:
+        role = Attendee::ReqParticipant;
+        break;
+      case ICAL_ROLE_OPTPARTICIPANT:
+        role = Attendee::OptParticipant;
+        break;
+      case ICAL_ROLE_NONPARTICIPANT:
+        role = Attendee::NonParticipant;
+        break;
+    }
+  }
+
+  p = icalproperty_get_first_parameter(attendee,ICAL_X_PARAMETER);
+  uid = icalparameter_get_xvalue(p);
+  // This should be added, but there seems to be a libical bug here.
+  /*while (p) {
+   // if (icalparameter_get_xname(p) == "X-UID") {
+    uid = icalparameter_get_xvalue(p);
+    p = icalproperty_get_next_parameter(attendee,ICAL_X_PARAMETER);
+  } */
+
+  return new Attendee( name, email, rsvp, status, role, uid );
+}
+
+Attachment *ICalFormatImpl::readAttachment(icalproperty *attach)
+{
+  icalattachtype *a = icalproperty_get_attach(attach);
+  icalparameter_value v = ICAL_VALUE_NONE;
+  icalparameter_encoding e = ICAL_ENCODING_NONE;
+ 
+  Attachment *attachment = 0;
+
+  icalparameter *vp = icalproperty_get_first_parameter(attach, ICAL_VALUE_PARAMETER);
+  if (vp)
+    v = icalparameter_get_value(vp);
+
+  icalparameter *ep = icalproperty_get_first_parameter(attach, ICAL_ENCODING_PARAMETER);
+  if (ep)
+    e = icalparameter_get_encoding(ep);
+
+  if (v == ICAL_VALUE_BINARY && e == ICAL_ENCODING_BASE64)
+    attachment = new Attachment(icalattachtype_get_base64(a));
+  else if ((v == ICAL_VALUE_NONE || v == ICAL_VALUE_URI) && (e == ICAL_ENCODING_NONE || e == ICAL_ENCODING_8BIT)) {
+    attachment = new Attachment(QString(icalattachtype_get_url(a)));
+  } else {
+    kdWarning(5800) << "Unsupported attachment format, discarding it!" << endl;
+    return 0;
+  }
+
+  icalparameter *p = icalproperty_get_first_parameter(attach, ICAL_FMTTYPE_PARAMETER);
+  if (p)
+    attachment->setMimeType(QString(icalparameter_get_fmttype(p)));
+
+  return attachment;
+}
+#include <qtextcodec.h> 
+void ICalFormatImpl::readIncidence(icalcomponent *parent,Incidence *incidence)
+{
+  readIncidenceBase(parent,incidence);
+
+  icalproperty *p = icalcomponent_get_first_property(parent,ICAL_ANY_PROPERTY);
+  bool readrec = false;
+  const char *text;
+  int intvalue;
+  icaltimetype icaltime;
+  icaldurationtype icalduration;
+  struct icalrecurrencetype rectype;
+  QStringList categories;
+
+  while (p) {
+    icalproperty_kind kind = icalproperty_isa(p);
+    switch (kind) {
+
+      case ICAL_CREATED_PROPERTY:
+        icaltime = icalproperty_get_created(p);
+        incidence->setCreated(readICalDateTime(icaltime));
+        break;
+
+      case ICAL_SEQUENCE_PROPERTY:  // sequence
+        intvalue = icalproperty_get_sequence(p);
+        incidence->setRevision(intvalue);
+        break;
+
+      case ICAL_LASTMODIFIED_PROPERTY:  // last modification date
+        icaltime = icalproperty_get_lastmodified(p);
+        incidence->setLastModified(readICalDateTime(icaltime));
+        break;
+
+      case ICAL_DTSTART_PROPERTY:  // start date and time
+        icaltime = icalproperty_get_dtstart(p);
+        if (icaltime.is_date) {
+          incidence->setDtStart(QDateTime(readICalDate(icaltime),QTime(0,0,0)));
+          incidence->setFloats(true);
+        } else {
+          incidence->setDtStart(readICalDateTime(icaltime));
+        }
+        break;
+
+      case ICAL_DURATION_PROPERTY:  // start date and time
+        icalduration = icalproperty_get_duration(p);
+        incidence->setDuration(readICalDuration(icalduration));
+        break;
+
+      case ICAL_DESCRIPTION_PROPERTY:  // description
+        text = icalproperty_get_description(p);
+        incidence->setDescription(QString::fromUtf8(text));
+        break;
+
+      case ICAL_SUMMARY_PROPERTY:  // summary
+          {
+              text = icalproperty_get_summary(p);
+              incidence->setSummary(QString::fromUtf8(text));
+          }
+        break;
+       case ICAL_STATUS_PROPERTY:  // summary
+        {
+            if ( ICAL_STATUS_CANCELLED == icalproperty_get_status(p) )
+                incidence->setCancelled( true );
+        }
+        break;
+
+      case ICAL_LOCATION_PROPERTY:  // location
+        text = icalproperty_get_location(p);
+        incidence->setLocation(QString::fromUtf8(text));
+        break;
+
+#if 0
+  // status
+  if ((vo = isAPropertyOf(vincidence, VCStatusProp)) != 0) {
+    incidence->setStatus(s = fakeCString(vObjectUStringZValue(vo)));
+    deleteStr(s);
+  }
+  else
+    incidence->setStatus("NEEDS ACTION");
+#endif
+
+      case ICAL_PRIORITY_PROPERTY:  // priority
+        intvalue = icalproperty_get_priority(p);
+        incidence->setPriority(intvalue);
+        break;
+
+      case ICAL_CATEGORIES_PROPERTY:  // categories
+        text = icalproperty_get_categories(p);
+        categories.append(QString::fromUtf8(text));
+        break;
+        //*******************************************
+      case ICAL_RRULE_PROPERTY:
+          // we do need (maybe )start datetime of incidence for recurrence
+          // such that we can read recurrence only after we read incidence completely
+          readrec = true;
+          rectype = icalproperty_get_rrule(p);
+        break;
+
+      case ICAL_EXDATE_PROPERTY:
+        icaltime = icalproperty_get_exdate(p);
+        incidence->addExDate(readICalDate(icaltime));
+        break;
+
+      case ICAL_CLASS_PROPERTY:
+        text = icalproperty_get_class(p);
+        if (strcmp(text,"PUBLIC") == 0) {
+          incidence->setSecrecy(Incidence::SecrecyPublic);
+        } else if (strcmp(text,"CONFIDENTIAL") == 0) {
+          incidence->setSecrecy(Incidence::SecrecyConfidential);
+        } else {
+          incidence->setSecrecy(Incidence::SecrecyPrivate);
+        }
+        break;
+
+      case ICAL_ATTACH_PROPERTY:  // attachments
+        incidence->addAttachment(readAttachment(p));
+        break;
+ 
+      default:
+//        kdDebug(5800) << "ICALFormat::readIncidence(): Unknown property: " << kind
+//                  << endl;
+        break;
+    }
+
+    p = icalcomponent_get_next_property(parent,ICAL_ANY_PROPERTY);
+  }
+  if ( readrec ) {
+      readRecurrenceRule(rectype,incidence);
+  }
+  // kpilot stuff
+// TODO: move this application-specific code to kpilot
+  QString kp = incidence->nonKDECustomProperty("X-PILOTID");
+  if (!kp.isNull()) {
+    incidence->setPilotId(kp.toInt());
+  }
+  kp = incidence->nonKDECustomProperty("X-PILOTSTAT");
+  if (!kp.isNull()) {
+    incidence->setSyncStatus(kp.toInt());
+  }
+  kp = incidence->nonKDECustomProperty("X-ZAURUSID");
+  if (!kp.isNull()) {
+    incidence->setZaurusId(kp.toInt());
+  }
+
+  kp = incidence->nonKDECustomProperty("X-ZAURUSUID");
+  if (!kp.isNull()) {
+    incidence->setZaurusUid(kp.toInt());
+  }
+
+  kp = incidence->nonKDECustomProperty("X-ZAURUSSTAT");
+  if (!kp.isNull()) {
+    incidence->setZaurusStat(kp.toInt());
+  }
+
+  // Cancel backwards compatibility mode for subsequent changes by the application
+  incidence->recurrence()->setCompatVersion();
+
+  // add categories
+  incidence->setCategories(categories);
+
+  // iterate through all alarms
+  for (icalcomponent *alarm = icalcomponent_get_first_component(parent,ICAL_VALARM_COMPONENT);
+       alarm;
+       alarm = icalcomponent_get_next_component(parent,ICAL_VALARM_COMPONENT)) {
+    readAlarm(alarm,incidence);
+  }
+}
+
+void ICalFormatImpl::readIncidenceBase(icalcomponent *parent,IncidenceBase *incidenceBase)
+{
+  icalproperty *p = icalcomponent_get_first_property(parent,ICAL_ANY_PROPERTY);
+
+  while (p) {
+    icalproperty_kind kind = icalproperty_isa(p);
+    switch (kind) {
+
+      case ICAL_UID_PROPERTY:  // unique id
+        incidenceBase->setUid(QString::fromUtf8(icalproperty_get_uid(p)));
+        break;
+
+      case ICAL_ORGANIZER_PROPERTY:  // organizer
+        incidenceBase->setOrganizer(QString::fromUtf8(icalproperty_get_organizer(p)));
+        break;
+
+      case ICAL_ATTENDEE_PROPERTY:  // attendee
+        incidenceBase->addAttendee(readAttendee(p));
+        break;
+
+      default:
+        break;
+    }
+
+    p = icalcomponent_get_next_property(parent,ICAL_ANY_PROPERTY);
+  }
+
+  // custom properties
+  readCustomProperties(parent, incidenceBase);
+}
+
+void ICalFormatImpl::readCustomProperties(icalcomponent *parent,CustomProperties *properties)
+{
+  QMap<QCString, QString> customProperties;
+
+  icalproperty *p = icalcomponent_get_first_property(parent,ICAL_X_PROPERTY);
+
+  while (p) {
+
+    QString value = QString::fromUtf8(icalproperty_get_x(p));
+    customProperties[icalproperty_get_name(p)] = value;
+
+    p = icalcomponent_get_next_property(parent,ICAL_X_PROPERTY);
+  }
+
+  properties->setCustomProperties(customProperties);
+}
+
+void ICalFormatImpl::readRecurrenceRule(struct icalrecurrencetype rrule,Incidence *incidence)
+{
+//  kdDebug(5800) << "Read recurrence for " << incidence->summary() << endl;
+
+  Recurrence *recur = incidence->recurrence();
+  recur->setCompatVersion(mCalendarVersion);
+  recur->unsetRecurs();
+
+  struct icalrecurrencetype r = rrule;
+
+  dumpIcalRecurrence(r);
+  readRecurrence( r, recur, incidence);
+}
+
+void ICalFormatImpl::readRecurrence( const struct icalrecurrencetype &r, Recurrence* recur, Incidence *incidence)
+{
+    int wkst;
+    int index = 0;
+    short day = 0;
+    QBitArray qba(7);
+    int frequ = r.freq;
+    int interv = r.interval;
+    // preprocessing for odd recurrence definitions
+    
+    if ( r.freq == ICAL_MONTHLY_RECURRENCE ) {
+        if ( r.by_month[0] != ICAL_RECURRENCE_ARRAY_MAX) {
+            interv = 12;
+        }
+    }
+    if ( r.freq == ICAL_YEARLY_RECURRENCE ) {
+        if ( r.by_month[0] != ICAL_RECURRENCE_ARRAY_MAX && r.by_day[0] != ICAL_RECURRENCE_ARRAY_MAX ) {
+            frequ = ICAL_MONTHLY_RECURRENCE;
+            interv = 12;
+        }
+    }
+  
+    switch (frequ) {
+    case ICAL_MINUTELY_RECURRENCE:
+        if (!icaltime_is_null_time(r.until)) {
+            recur->setMinutely(interv,readICalDateTime(r.until));
+        } else {
+            if (r.count == 0)
+                recur->setMinutely(interv,-1);
+            else
+                recur->setMinutely(interv,r.count);
+        }
+        break;
+    case ICAL_HOURLY_RECURRENCE:
+        if (!icaltime_is_null_time(r.until)) {
+            recur->setHourly(interv,readICalDateTime(r.until));
+        } else {
+            if (r.count == 0)
+                recur->setHourly(interv,-1);
+            else
+                recur->setHourly(interv,r.count);
+        }
+        break;
+    case ICAL_DAILY_RECURRENCE:
+        if (!icaltime_is_null_time(r.until)) {
+            recur->setDaily(interv,readICalDate(r.until));
+        } else {
+            if (r.count == 0)
+                recur->setDaily(interv,-1);
+            else
+                recur->setDaily(interv,r.count);
+        }
+        break;
+    case ICAL_WEEKLY_RECURRENCE:
+        //      kdDebug(5800) << "WEEKLY_RECURRENCE" << endl;
+        wkst = (r.week_start + 5)%7 + 1;
+        if (!icaltime_is_null_time(r.until)) {
+            recur->setWeekly(interv,qba,readICalDate(r.until),wkst);
+        } else {
+            if (r.count == 0)
+                recur->setWeekly(interv,qba,-1,wkst);
+            else
+                recur->setWeekly(interv,qba,r.count,wkst);
+        } 
+        if ( r.by_day[0] == ICAL_RECURRENCE_ARRAY_MAX) {
+            int wday = incidence->dtStart().date().dayOfWeek ()-1;
+            //qDebug("weekly error found ");
+            qba.setBit(wday);  
+        } else {
+            while((day = r.by_day[index++]) != ICAL_RECURRENCE_ARRAY_MAX) {
+                //        kdDebug(5800) << " " << day << endl;
+                qba.setBit((day+5)%7);    // convert from Sunday=1 to Monday=0
+            }
+        }
+        break;
+    case ICAL_MONTHLY_RECURRENCE:
+       
+        if (r.by_day[0] != ICAL_RECURRENCE_ARRAY_MAX) {
+            if (!icaltime_is_null_time(r.until)) {
+                recur->setMonthly(Recurrence::rMonthlyPos,interv,
+                                  readICalDate(r.until));
+            } else {
+                if (r.count == 0)
+                    recur->setMonthly(Recurrence::rMonthlyPos,interv,-1);
+                else
+                    recur->setMonthly(Recurrence::rMonthlyPos,interv,r.count);
+            }
+            bool useSetPos = false;
+            short pos = 0;
+            while((day = r.by_day[index++]) != ICAL_RECURRENCE_ARRAY_MAX) {
+                //          kdDebug(5800) << "----a " << index << ": " << day << endl;
+                pos = icalrecurrencetype_day_position(day);
+                if (pos) {
+                    day = icalrecurrencetype_day_day_of_week(day);
+                    QBitArray ba(7);          // don't wipe qba
+                    ba.setBit((day+5)%7);     // convert from Sunday=1 to Monday=0
+                    recur->addMonthlyPos(pos,ba);
+                } else {
+                    qba.setBit((day+5)%7);    // convert from Sunday=1 to Monday=0
+                    useSetPos = true;
+                }
+            }
+            if (useSetPos) {
+                if (r.by_set_pos[0] != ICAL_RECURRENCE_ARRAY_MAX) {
+                    recur->addMonthlyPos(r.by_set_pos[0],qba);
+                }
+            }
+        } else if (r.by_month_day[0] != ICAL_RECURRENCE_ARRAY_MAX) {
+            if (!icaltime_is_null_time(r.until)) {
+                recur->setMonthly(Recurrence::rMonthlyDay,interv,
+                                  readICalDate(r.until));
+            } else {
+                if (r.count == 0)
+                    recur->setMonthly(Recurrence::rMonthlyDay,interv,-1);
+                else
+                    recur->setMonthly(Recurrence::rMonthlyDay,interv,r.count);
+            }
+            while((day = r.by_month_day[index++]) != ICAL_RECURRENCE_ARRAY_MAX) {
+                //          kdDebug(5800) << "----b " << day << endl;
+                recur->addMonthlyDay(day);
+            }
+        }
+        break;
+    case ICAL_YEARLY_RECURRENCE:
+        if (r.by_year_day[0] != ICAL_RECURRENCE_ARRAY_MAX) {
+            if (!icaltime_is_null_time(r.until)) {
+                recur->setYearly(Recurrence::rYearlyDay,interv,
+                                 readICalDate(r.until));
+            } else {
+                if (r.count == 0)
+                    recur->setYearly(Recurrence::rYearlyDay,interv,-1);
+                else
+                    recur->setYearly(Recurrence::rYearlyDay,interv,r.count);
+            }
+            while((day = r.by_year_day[index++]) != ICAL_RECURRENCE_ARRAY_MAX) {
+                recur->addYearlyNum(day);
+            }
+        } else if ( true /*r.by_month[0] != ICAL_RECURRENCE_ARRAY_MAX*/) {
+            if (r.by_day[0] != ICAL_RECURRENCE_ARRAY_MAX) {
+                if (!icaltime_is_null_time(r.until)) {
+                    recur->setYearly(Recurrence::rYearlyPos,interv,
+                                     readICalDate(r.until));
+                } else {
+                    if (r.count == 0)
+                        recur->setYearly(Recurrence::rYearlyPos,interv,-1);
+                    else
+                        recur->setYearly(Recurrence::rYearlyPos,interv,r.count);
+                }
+                bool useSetPos = false;
+                short pos = 0;
+                while((day = r.by_day[index++]) != ICAL_RECURRENCE_ARRAY_MAX) {
+                    //            kdDebug(5800) << "----a " << index << ": " << day << endl;
+                    pos = icalrecurrencetype_day_position(day);
+                    if (pos) {
+                        day = icalrecurrencetype_day_day_of_week(day);
+                        QBitArray ba(7);          // don't wipe qba
+                        ba.setBit((day+5)%7);     // convert from Sunday=1 to Monday=0
+                        recur->addYearlyMonthPos(pos,ba);
+                    } else {
+                        qba.setBit((day+5)%7);    // convert from Sunday=1 to Monday=0
+                        useSetPos = true;
+                    }
+                }
+                if (useSetPos) {
+                    if (r.by_set_pos[0] != ICAL_RECURRENCE_ARRAY_MAX) {
+                        recur->addYearlyMonthPos(r.by_set_pos[0],qba);
+                    }
+                }
+            } else { 
+                if (!icaltime_is_null_time(r.until)) {
+                    recur->setYearly(Recurrence::rYearlyMonth,interv,
+                                     readICalDate(r.until));
+                } else {
+                    if (r.count == 0)
+                        recur->setYearly(Recurrence::rYearlyMonth,interv,-1);
+                    else
+                        recur->setYearly(Recurrence::rYearlyMonth,interv,r.count);
+                }
+            }
+            if ( r.by_month[0] != ICAL_RECURRENCE_ARRAY_MAX ) {
+                index = 0;
+                while((day = r.by_month[index++]) != ICAL_RECURRENCE_ARRAY_MAX) {
+                    recur->addYearlyNum(day);
+                }
+            } else {
+                recur->addYearlyNum(incidence->dtStart().date().month());
+            }
+        }
+      break;
+  default:
+      ;
+      break;
+  }
+}
+
+void ICalFormatImpl::readAlarm(icalcomponent *alarm,Incidence *incidence)
+{
+  //kdDebug(5800) << "Read alarm for " << incidence->summary() << endl;
+
+  Alarm* ialarm = incidence->newAlarm();
+  ialarm->setRepeatCount(0);
+  ialarm->setEnabled(true);
+
+  // Determine the alarm's action type
+  icalproperty *p = icalcomponent_get_first_property(alarm,ICAL_ACTION_PROPERTY);
+  if ( !p ) {
+    return;
+  }
+
+  icalproperty_action action = icalproperty_get_action(p);
+  Alarm::Type type = Alarm::Display;
+  switch ( action ) {
+    case ICAL_ACTION_DISPLAY:   type = Alarm::Display;  break;
+    case ICAL_ACTION_AUDIO:     type = Alarm::Audio;  break;
+    case ICAL_ACTION_PROCEDURE: type = Alarm::Procedure;  break;
+    case ICAL_ACTION_EMAIL:     type = Alarm::Email;  break;
+    default:
+        ;
+      return;
+  }
+  ialarm->setType(type);
+
+  p = icalcomponent_get_first_property(alarm,ICAL_ANY_PROPERTY);
+  while (p) {
+    icalproperty_kind kind = icalproperty_isa(p);
+
+    switch (kind) {
+      case ICAL_TRIGGER_PROPERTY: {
+        icaltriggertype trigger = icalproperty_get_trigger(p);
+        if (icaltime_is_null_time(trigger.time)) {
+          if (icaldurationtype_is_null_duration(trigger.duration)) {
+            kdDebug(5800) << "ICalFormatImpl::readAlarm(): Trigger has no time and no duration." << endl;
+          } else {
+            Duration duration = icaldurationtype_as_int( trigger.duration );
+            icalparameter *param = icalproperty_get_first_parameter(p,ICAL_RELATED_PARAMETER);
+            if (param && icalparameter_get_related(param) == ICAL_RELATED_END)
+              ialarm->setEndOffset(duration);
+            else
+              ialarm->setStartOffset(duration);
+          }
+        } else {
+          ialarm->setTime(readICalDateTime(trigger.time));
+        }
+        break;
+      }
+      case ICAL_DURATION_PROPERTY: {
+        icaldurationtype duration = icalproperty_get_duration(p);
+        ialarm->setSnoozeTime(icaldurationtype_as_int(duration)/60);
+        break;
+      }
+      case ICAL_REPEAT_PROPERTY:
+        ialarm->setRepeatCount(icalproperty_get_repeat(p));
+        break;
+
+      // Only in DISPLAY and EMAIL and PROCEDURE alarms
+      case ICAL_DESCRIPTION_PROPERTY: {
+        QString description = QString::fromUtf8(icalproperty_get_description(p));
+        switch ( action ) {
+          case ICAL_ACTION_DISPLAY:
+            ialarm->setText( description );
+            break;
+          case ICAL_ACTION_PROCEDURE:
+            ialarm->setProgramArguments( description );
+            break;
+          case ICAL_ACTION_EMAIL:
+            ialarm->setMailText( description );
+            break;
+          default:
+            break;
+        }
+        break;
+      }
+      // Only in EMAIL alarm
+      case ICAL_SUMMARY_PROPERTY:
+        ialarm->setMailSubject(QString::fromUtf8(icalproperty_get_summary(p)));
+        break;
+
+      // Only in EMAIL alarm
+      case ICAL_ATTENDEE_PROPERTY: {
+        QString email = QString::fromUtf8(icalproperty_get_attendee(p));
+        QString name;
+        icalparameter *param = icalproperty_get_first_parameter(p,ICAL_CN_PARAMETER);
+        if (param) {
+          name = QString::fromUtf8(icalparameter_get_cn(param));
+        }
+        ialarm->addMailAddress(Person(name, email));
+        break;
+      }
+      // Only in AUDIO and EMAIL and PROCEDURE alarms
+      case ICAL_ATTACH_PROPERTY: {
+        icalattachtype *attach = icalproperty_get_attach(p);
+        QString url = QFile::decodeName(icalattachtype_get_url(attach));
+        switch ( action ) {
+          case ICAL_ACTION_AUDIO:
+            ialarm->setAudioFile( url );
+            break;
+          case ICAL_ACTION_PROCEDURE:
+            ialarm->setProgramFile( url );
+            break;
+          case ICAL_ACTION_EMAIL:
+            ialarm->addMailAttachment( url );
+            break;
+          default:
+            break;
+        }
+        break;
+      }
+      default:
+        break;
+    }
+
+    p = icalcomponent_get_next_property(alarm,ICAL_ANY_PROPERTY);
+  }
+
+  // custom properties
+  readCustomProperties(alarm, ialarm);
+
+  // TODO: check for consistency of alarm properties
+}
+
+icaltimetype ICalFormatImpl::writeICalDate(const QDate &date)
+{
+  icaltimetype t;
+
+  t.year = date.year();
+  t.month = date.month();
+  t.day = date.day();
+
+  t.hour = 0;
+  t.minute = 0;
+  t.second = 0;
+
+  t.is_date = 1;
+
+  t.is_utc = 0;
+
+  t.zone = 0;
+
+  return t;
+}
+
+icaltimetype ICalFormatImpl::writeICalDateTime(const QDateTime &dt )
+{
+  icaltimetype t;
+  t.is_date = 0;
+  t.zone = 0;
+  QDateTime  datetime;
+  if ( mParent->utc() ) {
+      int offset =  KGlobal::locale()->localTimeOffset( dt );
+      datetime =  dt.addSecs ( -offset*60);
+      t.is_utc = 1;
+  }
+  else {
+      datetime = dt;
+      t.is_utc = 0;
+
+  }
+  t.year = datetime.date().year();
+  t.month = datetime.date().month();
+  t.day = datetime.date().day();
+
+  t.hour = datetime.time().hour();
+  t.minute = datetime.time().minute();
+  t.second = datetime.time().second();
+
+  //qDebug("*** time %s   localtime %s ",dt .toString().latin1()     ,datetime .toString().latin1() );
+
+//   if ( mParent->utc() ) {
+//      datetime =  KGlobal::locale()->localTime( dt );
+//      qDebug("*** time %s   localtime %s ",dt .toString().latin1()     ,datetime .toString().latin1() );
+//     if (mParent->timeZoneId().isEmpty())
+//       t = icaltime_as_utc(t, 0);
+//     else
+//       t = icaltime_as_utc(t,mParent->timeZoneId().local8Bit());
+//   }
+
+  return t;
+}
+
+QDateTime ICalFormatImpl::readICalDateTime(icaltimetype t)
+{
+    QDateTime dt (QDate(t.year,t.month,t.day),
+                  QTime(t.hour,t.minute,t.second) );
+
+  if (t.is_utc) {
+      int offset = KGlobal::locale()->localTimeOffset( dt );
+       dt = dt.addSecs ( offset*60);
+  }
+
+  return dt;
+}
+
+QDate ICalFormatImpl::readICalDate(icaltimetype t)
+{
+  return QDate(t.year,t.month,t.day);
+}
+
+icaldurationtype ICalFormatImpl::writeICalDuration(int seconds)
+{
+  icaldurationtype d;
+
+  d.weeks    = seconds   % gSecondsPerWeek;
+  seconds   -= d.weeks   * gSecondsPerWeek;
+  d.days     = seconds   % gSecondsPerDay;
+  seconds   -= d.days    * gSecondsPerDay;
+  d.hours    = seconds   % gSecondsPerHour;
+  seconds   -= d.hours   * gSecondsPerHour;
+  d.minutes  = seconds   % gSecondsPerMinute;
+  seconds   -= d.minutes * gSecondsPerMinute;
+  d.seconds  = seconds;
+  d.is_neg = 0;
+
+  return d;
+}
+
+int ICalFormatImpl::readICalDuration(icaldurationtype d)
+{
+  int result = 0;
+
+  result += d.weeks   * gSecondsPerWeek;
+  result += d.days    * gSecondsPerDay;
+  result += d.hours   * gSecondsPerHour;
+  result += d.minutes * gSecondsPerMinute;
+  result += d.seconds;
+
+  if (d.is_neg) result *= -1;
+
+  return result;
+} 
+
+icalcomponent *ICalFormatImpl::createCalendarComponent(Calendar *cal)
+{
+  icalcomponent *calendar;
+
+  // Root component
+  calendar = icalcomponent_new(ICAL_VCALENDAR_COMPONENT);
+
+  icalproperty *p;
+
+  // Product Identifier
+  p = icalproperty_new_prodid(CalFormat::productId().utf8());
+  icalcomponent_add_property(calendar,p);
+
+  // TODO: Add time zone
+
+  // iCalendar version (2.0)
+  p = icalproperty_new_version(const_cast<char *>(_ICAL_VERSION));
+  icalcomponent_add_property(calendar,p);
+
+  // Custom properties
+  if( cal != 0 )
+    writeCustomProperties(calendar, cal);
+
+  return calendar;
+}
+
+
+
+// take a raw vcalendar (i.e. from a file on disk, clipboard, etc. etc.
+// and break it down from its tree-like format into the dictionary format
+// that is used internally in the ICalFormatImpl.
+bool ICalFormatImpl::populate( Calendar *cal, icalcomponent *calendar)
+{
+  // this function will populate the caldict dictionary and other event
+  // lists. It turns vevents into Events and then inserts them.
+
+    if (!calendar) return false;
+
+// TODO: check for METHOD
+#if 0
+  if ((curVO = isAPropertyOf(vcal, ICMethodProp)) != 0) {
+    char *methodType = 0;
+    methodType = fakeCString(vObjectUStringZValue(curVO));
+    if (mEnableDialogs)
+      KMessageBox::information(mTopWidget,
+                               i18n("This calendar is an iTIP transaction of type \"%1\".")
+                               .arg(methodType),
+                               i18n("%1: iTIP Transaction").arg(CalFormat::application()));
+    delete methodType;
+  }
+#endif
+
+  icalproperty *p;
+
+  p = icalcomponent_get_first_property(calendar,ICAL_PRODID_PROPERTY);
+  if (!p) {
+// TODO: does no PRODID really matter?
+//    mParent->setException(new ErrorFormat(ErrorFormat::CalVersionUnknown));
+//    return false;
+    mLoadedProductId = "";
+    mCalendarVersion = 0;
+  } else {
+    mLoadedProductId = QString::fromUtf8(icalproperty_get_prodid(p));
+    mCalendarVersion = CalFormat::calendarVersion(mLoadedProductId);
+
+    delete mCompat;
+    mCompat = CompatFactory::createCompat( mLoadedProductId );
+  }
+
+// TODO: check for unknown PRODID
+#if 0
+  if (!mCalendarVersion
+  &&  CalFormat::productId() != mLoadedProductId) {
+    // warn the user that we might have trouble reading non-known calendar.
+    if (mEnableDialogs)
+      KMessageBox::information(mTopWidget,
+                             i18n("This vCalendar file was not created by KOrganizer "
+                                     "or any other product we support. Loading anyway..."),
+                             i18n("%1: Unknown vCalendar Vendor").arg(CalFormat::application()));
+  }
+#endif
+
+  p = icalcomponent_get_first_property(calendar,ICAL_VERSION_PROPERTY);
+  if (!p) {
+    mParent->setException(new ErrorFormat(ErrorFormat::CalVersionUnknown));
+    return false;
+  } else {
+    const char *version = icalproperty_get_version(p);
+
+    if (strcmp(version,"1.0") == 0) {
+      mParent->setException(new ErrorFormat(ErrorFormat::CalVersion1,
+                            i18n("Expected iCalendar format")));
+      return false;
+    } else if (strcmp(version,"2.0") != 0) {
+      mParent->setException(new ErrorFormat(ErrorFormat::CalVersionUnknown));
+      return false;
+    }
+  }
+
+
+// TODO: check for calendar format version
+#if 0
+  // warn the user we might have trouble reading this unknown version.
+  if ((curVO = isAPropertyOf(vcal, VCVersionProp)) != 0) {
+    char *s = fakeCString(vObjectUStringZValue(curVO));
+    if (strcmp(_VCAL_VERSION, s) != 0)
+      if (mEnableDialogs)
+        KMessageBox::sorry(mTopWidget,
+                             i18n("This vCalendar file has version %1.\n"
+                                  "We only support %2.")
+                             .arg(s).arg(_VCAL_VERSION),
+                             i18n("%1: Unknown vCalendar Version").arg(CalFormat::application()));
+    deleteStr(s);
+  }
+#endif
+
+  // custom properties
+  readCustomProperties(calendar, cal);
+
+// TODO: set time zone
+#if 0
+  // set the time zone
+  if ((curVO = isAPropertyOf(vcal, VCTimeZoneProp)) != 0) {
+    char *s = fakeCString(vObjectUStringZValue(curVO));
+    cal->setTimeZone(s);
+    deleteStr(s);
+  }
+#endif
+
+  // Store all events with a relatedTo property in a list for post-processing
+  mEventsRelate.clear();
+  mTodosRelate.clear();
+  // TODO: make sure that only actually added ecvens go to this lists.
+
+  icalcomponent *c;
+
+  // Iterate through all todos
+  c = icalcomponent_get_first_component(calendar,ICAL_VTODO_COMPONENT);
+  while (c) {
+//    kdDebug(5800) << "----Todo found" << endl;
+    Todo *todo = readTodo(c);
+    if (!cal->todo(todo->uid())) cal->addTodo(todo);
+    c = icalcomponent_get_next_component(calendar,ICAL_VTODO_COMPONENT);
+  }
+
+  // Iterate through all events
+  c = icalcomponent_get_first_component(calendar,ICAL_VEVENT_COMPONENT);
+  while (c) {
+//    kdDebug(5800) << "----Event found" << endl;
+    Event *event = readEvent(c);
+    if (!cal->event(event->uid())) cal->addEvent(event);
+    c = icalcomponent_get_next_component(calendar,ICAL_VEVENT_COMPONENT);
+  }
+
+  // Iterate through all journals
+  c = icalcomponent_get_first_component(calendar,ICAL_VJOURNAL_COMPONENT);
+  while (c) {
+//    kdDebug(5800) << "----Journal found" << endl;
+    Journal *journal = readJournal(c);
+    if (!cal->journal(journal->uid())) cal->addJournal(journal);
+    c = icalcomponent_get_next_component(calendar,ICAL_VJOURNAL_COMPONENT);
+  }
+
+#if 0
+  initPropIterator(&i, vcal);
+
+  // go through all the vobjects in the vcal
+  while (moreIteration(&i)) {
+    curVO = nextVObject(&i);
+
+    /************************************************************************/
+
+    // now, check to see that the object is an event or todo.
+    if (strcmp(vObjectName(curVO), VCEventProp) == 0) {
+
+      if ((curVOProp = isAPropertyOf(curVO, KPilotStatusProp)) != 0) {
+        char *s;
+        s = fakeCString(vObjectUStringZValue(curVOProp));
+        // check to see if event was deleted by the kpilot conduit
+        if (atoi(s) == Event::SYNCDEL) {
+          deleteStr(s);
+          goto SKIP;
+        }
+        deleteStr(s);
+      }
+
+      // this code checks to see if we are trying to read in an event
+      // that we already find to be in the calendar.  If we find this
+      // to be the case, we skip the event.
+      if ((curVOProp = isAPropertyOf(curVO, VCUniqueStringProp)) != 0) {
+        char *s = fakeCString(vObjectUStringZValue(curVOProp));
+        QString tmpStr(s);
+        deleteStr(s);
+
+        if (cal->event(tmpStr)) {
+          goto SKIP;
+        }
+        if (cal->todo(tmpStr)) {
+          goto SKIP;
+        }
+      }
+
+      if ((!(curVOProp = isAPropertyOf(curVO, VCDTstartProp))) &&
+          (!(curVOProp = isAPropertyOf(curVO, VCDTendProp)))) {
+        kdDebug(5800) << "found a VEvent with no DTSTART and no DTEND! Skipping..." << endl;
+        goto SKIP;
+      }
+
+      anEvent = VEventToEvent(curVO);
+      // we now use addEvent instead of insertEvent so that the
+      // signal/slot get connected.
+      if (anEvent)
+        cal->addEvent(anEvent);
+      else {
+        // some sort of error must have occurred while in translation.
+        goto SKIP;
+      }
+    } else if (strcmp(vObjectName(curVO), VCTodoProp) == 0) {
+      anEvent = VTodoToEvent(curVO);
+      cal->addTodo(anEvent);
+    } else if ((strcmp(vObjectName(curVO), VCVersionProp) == 0) ||
+               (strcmp(vObjectName(curVO), VCProdIdProp) == 0) ||
+               (strcmp(vObjectName(curVO), VCTimeZoneProp) == 0)) {
+      // do nothing, we know these properties and we want to skip them.
+      // we have either already processed them or are ignoring them.
+      ;
+    } else {
+        ;
+    }
+  SKIP:
+    ;
+  } // while
+#endif
+
+  // Post-Process list of events with relations, put Event objects in relation
+  Event *ev;
+  for ( ev=mEventsRelate.first(); ev != 0; ev=mEventsRelate.next() ) {
+    ev->setRelatedTo(cal->event(ev->relatedToUid()));
+  }
+  Todo *todo;
+  for ( todo=mTodosRelate.first(); todo != 0; todo=mTodosRelate.next() ) {
+    todo->setRelatedTo(cal->todo(todo->relatedToUid()));
+  }
+
+  return true;
+}
+
+QString ICalFormatImpl::extractErrorProperty(icalcomponent *c)
+{
+//  kdDebug(5800) << "ICalFormatImpl:extractErrorProperty: "
+//            << icalcomponent_as_ical_string(c) << endl;
+
+  QString errorMessage;
+
+  icalproperty *error;
+  error = icalcomponent_get_first_property(c,ICAL_XLICERROR_PROPERTY);
+  while(error) {
+    errorMessage += icalproperty_get_xlicerror(error);
+    errorMessage += "\n";
+    error = icalcomponent_get_next_property(c,ICAL_XLICERROR_PROPERTY);
+  }
+
+//  kdDebug(5800) << "ICalFormatImpl:extractErrorProperty: " << errorMessage << endl;
+
+  return errorMessage;
+}
+
+void ICalFormatImpl::dumpIcalRecurrence(icalrecurrencetype r)
+{
+  int i;
+
+ 
+  if (r.by_day[0] != ICAL_RECURRENCE_ARRAY_MAX) {
+    int index = 0;
+    QString out = " By Day: ";
+    while((i = r.by_day[index++]) != ICAL_RECURRENCE_ARRAY_MAX) {
+      out.append(QString::number(i) + " ");
+    }
+  }
+  if (r.by_month_day[0] != ICAL_RECURRENCE_ARRAY_MAX) {
+    int index = 0;
+    QString out = " By Month Day: ";
+    while((i = r.by_month_day[index++]) != ICAL_RECURRENCE_ARRAY_MAX) {
+      out.append(QString::number(i) + " ");
+    }
+  }
+  if (r.by_year_day[0] != ICAL_RECURRENCE_ARRAY_MAX) {
+    int index = 0;
+    QString out = " By Year Day: ";
+    while((i = r.by_year_day[index++]) != ICAL_RECURRENCE_ARRAY_MAX) {
+      out.append(QString::number(i) + " ");
+    }
+  }
+  if (r.by_month[0] != ICAL_RECURRENCE_ARRAY_MAX) {
+    int index = 0;
+    QString out = " By Month: ";
+    while((i = r.by_month[index++]) != ICAL_RECURRENCE_ARRAY_MAX) {
+      out.append(QString::number(i) + " ");
+    }
+  }
+  if (r.by_set_pos[0] != ICAL_RECURRENCE_ARRAY_MAX) {
+    int index = 0;
+    QString out = " By Set Pos: ";
+    while((i = r.by_set_pos[index++]) != ICAL_RECURRENCE_ARRAY_MAX) {
+      out.append(QString::number(i) + " ");
+    }
+  }
+}
+
+icalcomponent *ICalFormatImpl::createScheduleComponent(IncidenceBase *incidence,
+                                                   Scheduler::Method method)
+{
+  icalcomponent *message = createCalendarComponent();
+
+  icalproperty_method icalmethod = ICAL_METHOD_NONE;
+
+  switch (method) {
+    case Scheduler::Publish:
+      icalmethod = ICAL_METHOD_PUBLISH;
+      break;
+    case Scheduler::Request:
+      icalmethod = ICAL_METHOD_REQUEST;
+      break;
+    case Scheduler::Refresh:
+      icalmethod = ICAL_METHOD_REFRESH;
+      break;
+    case Scheduler::Cancel:
+      icalmethod = ICAL_METHOD_CANCEL;
+      break;
+    case Scheduler::Add:
+      icalmethod = ICAL_METHOD_ADD;
+      break;
+    case Scheduler::Reply:
+      icalmethod = ICAL_METHOD_REPLY;
+      break;
+    case Scheduler::Counter:
+      icalmethod = ICAL_METHOD_COUNTER;
+      break;
+    case Scheduler::Declinecounter:
+      icalmethod = ICAL_METHOD_DECLINECOUNTER;
+      break;
+    default:
+      
+      return message;
+  }
+
+  icalcomponent_add_property(message,icalproperty_new_method(icalmethod));
+
+  // TODO: check, if dynamic cast is required
+  if(incidence->type() == "Todo") {
+    Todo *todo = static_cast<Todo *>(incidence);
+    icalcomponent_add_component(message,writeTodo(todo));
+  }
+  if(incidence->type() == "Event") {
+    Event *event = static_cast<Event *>(incidence);
+    icalcomponent_add_component(message,writeEvent(event));
+  }
+  if(incidence->type() == "FreeBusy") {
+    FreeBusy *freebusy = static_cast<FreeBusy *>(incidence);
+    icalcomponent_add_component(message,writeFreeBusy(freebusy, method));
+  }
+
+  return message;
+}