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/*
This file is part of libkcal.
Copyright (c) 2001-2003 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., 51 Franklin Street, Fifth Floor,
Boston, MA 02110-1301, USA.
*/
#ifndef KCAL_SCHEDULER_H
#define KCAL_SCHEDULER_H
#include <tqstring.h>
#include <tqptrlist.h>
#include "libkcal_export.h"
namespace KCal {
class IncidenceBase;
class Event;
class Calendar;
class ICalFormat;
class FreeBusyCache;
/**
This class provides an encapsulation of a scheduling message. It associates an
incidence with a method and status information. This class is used by the
Scheduler class.
@short A Scheduling message
*/
class ScheduleMessage
{
public:
/**
Message status.
*/
enum Status { PublishNew, PublishUpdate, Obsolete, RequestNew,
RequestUpdate, Unknown };
/**
Create a scheduling message with method as defined in Scheduler::Method
and a status.
*/
ScheduleMessage( IncidenceBase *, int method, Status status );
~ScheduleMessage() {};
/**
Return event associated with this message.
*/
IncidenceBase *event() { return mIncidence; }
/**
Return iTIP method associated with this message.
*/
int method() { return mMethod; }
/**
Return status of this message.
*/
Status status() { return mStatus; }
/**
Return error message if there is any.
*/
TQString error() { return mError; }
/**
Return a human-readable name for an iTIP message status.
*/
static TQString statusName( Status status );
private:
IncidenceBase *mIncidence;
int mMethod;
Status mStatus;
TQString mError;
class Private;
Private *d;
};
/**
This class provides an encapsulation of iTIP transactions. It is an abstract
base class for inheritance by implementations of the iTIP scheme like iMIP or
iRIP.
*/
class LIBKCAL_EXPORT Scheduler
{
public:
/**
iTIP methods.
*/
enum Method { Publish,Request,Refresh,Cancel,Add,Reply,Counter,
Declinecounter,NoMethod };
/**
Create scheduler for calendar specified as argument.
*/
Scheduler( Calendar *calendar );
virtual ~Scheduler();
/**
iTIP publish action
*/
virtual bool publish( IncidenceBase *incidence,
const TQString &recipients ) = 0;
/**
Perform iTIP transaction on incidence. The method is specified as the
method argument and can be any valid iTIP method.
*/
virtual bool performTransaction( IncidenceBase *incidence,
Method method ) = 0;
/**
Perform iTIP transaction on incidence to specified recipient(s). The
method is specified as the method argumanet and can be any valid iTIP
method.
*/
virtual bool performTransaction( IncidenceBase *incidence, Method method,
const TQString &recipients ) = 0;
/**
Retrieve incoming iTIP transactions.
*/
virtual TQPtrList<ScheduleMessage> retrieveTransactions() = 0;
/**
Accept transaction. The incidence argument specifies the iCal compoennt
on which the transaction acts. The status is the result of processing a
iTIP message with the current calendar and specifies the action to be
taken for this incidence. The attendee is the email address of the person
on who's behalf this transaction is to be performed.
*/
bool acceptTransaction( IncidenceBase *, Method method,
ScheduleMessage::Status status,
const TQString& attendee = TQString() );
/**
Return a machine-readable name for a iTIP method.
*/
static TQString methodName( Method );
/**
Return a translated human-readable name for a iTIP method.
*/
static TQString translatedMethodName( Method );
virtual bool deleteTransaction( IncidenceBase *incidence );
/**
Returns the directory where the free-busy information is stored.
*/
virtual TQString freeBusyDir() = 0;
/**
Set free/busy cache used to store free/busy information.
*/
void setFreeBusyCache( FreeBusyCache * );
/**
Return free/busy cache.
*/
FreeBusyCache *freeBusyCache() const;
protected:
bool acceptPublish( IncidenceBase *, ScheduleMessage::Status status,
Method method );
bool acceptRequest( IncidenceBase *, ScheduleMessage::Status status,
const TQString & attendee );
bool acceptAdd( IncidenceBase *, ScheduleMessage::Status status );
KDE_DEPRECATED bool acceptCancel( IncidenceBase *, ScheduleMessage::Status status );
bool acceptCancel( IncidenceBase *, ScheduleMessage::Status status,
const TQString & attendee );
bool acceptDeclineCounter( IncidenceBase *,
ScheduleMessage::Status status );
bool acceptReply( IncidenceBase *, ScheduleMessage::Status status,
Method method );
bool acceptRefresh( IncidenceBase *, ScheduleMessage::Status status );
bool acceptCounter( IncidenceBase *, ScheduleMessage::Status status );
bool acceptFreeBusy( IncidenceBase *, Method method );
Calendar *mCalendar;
ICalFormat *mFormat;
private:
class Private;
Private *d;
};
}
#endif
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