From b9aad1f15dc600e4dbe4c62d3fcced6363188ba3 Mon Sep 17 00:00:00 2001
From: zautrix <zautrix>
Date: Sat, 26 Jun 2004 19:01:18 +0000
Subject: Initial revision

---
(limited to 'libkcal/scheduler.h')

diff --git a/libkcal/scheduler.h b/libkcal/scheduler.h
new file mode 100644
index 0000000..a9f43b9
--- a/dev/null
+++ b/libkcal/scheduler.h
@@ -0,0 +1,133 @@
+/*
+    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.
+*/
+#ifndef SCHEDULER_H
+#define SCHEDULER_H
+
+// iTIP transactions base class
+
+#include <qstring.h>
+#include <qptrlist.h>
+
+namespace KCal {
+
+class IncidenceBase;
+class Event;
+class Calendar;
+class ICalFormat;
+
+/**
+  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, 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. */
+    QString error() { return mError; }
+
+    /** Return a human-readable name for an ical message status. */
+    static QString statusName(Status status);
+
+  private:
+    IncidenceBase *mIncidence;
+    int mMethod;
+    Status mStatus;
+    QString mError;
+};
+
+/**
+  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 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 QString &recipients) = 0;
+    /** Perform iTIP transaction on incidence. The method is specified as the
+    method argumanet 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 QString &recipients) = 0;
+    /** Retrieve incoming iTIP transactions */
+    virtual QPtrList<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.
+    */
+    bool acceptTransaction(IncidenceBase *,Method method,ScheduleMessage::Status status);
+
+    /** Return a machine-readable name for a iTIP method. */
+    static QString methodName(Method);
+    /** Return a translated and human-readable name for a iTIP method. */
+    static QString translatedMethodName(Method);
+
+    virtual bool deleteTransaction(IncidenceBase *incidence);
+
+  protected:
+
+    bool acceptPublish(IncidenceBase *,ScheduleMessage::Status status, Method method);
+    bool acceptRequest(IncidenceBase *,ScheduleMessage::Status status);
+    bool acceptAdd(IncidenceBase *,ScheduleMessage::Status status);
+    bool acceptCancel(IncidenceBase *,ScheduleMessage::Status status);
+    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;
+};
+
+}
+
+#endif  // SCHEDULER_H
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