src/vevent.h

   1 //
   2 // \file        vevent.h
   3 //              Conversion routines for vevents (VCALENDAR, etc)
   4 //
   5
   6 /*
   7     Copyright (C) 2006-2011, Net Direct Inc. (http://www.netdirect.ca/)
   8
   9     This program is free software; you can redistribute it and/or modify
  10     it under the terms of the GNU General Public License as published by
  11     the Free Software Foundation; either version 2 of the License, or
  12     (at your option) any later version.
  13
  14     This program is distributed in the hope that it will be useful,
  15     but WITHOUT ANY WARRANTY; without even the implied warranty of
  16     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
  17
  18     See the GNU General Public License in the COPYING file at the
  19     root directory of this project for more details.
  20 */
  21
  22 #ifndef __BARRY_SYNC_VEVENT_H__
  23 #define __BARRY_SYNC_VEVENT_H__
  24
  25 #include "dll.h"
  26 #include "vbase.h"
  27 #include "vformat.h"
  28 #include "r_calendar.h"
  29 #include <stdint.h>
  30 #include <string>
  31
  32 namespace Barry { namespace Sync {
  33
  34 //
  35 // vCalendar
  36 //
  37 /// Class for converting between RFC 2445 iCalendar data format,
  38 /// and the Barry::Calendar class.
  39 ///
  40 class BXEXPORT vCalendar : public vBase
  41 {
  42         // external reference
  43         vTimeConverter &m_vtc;
  44
  45         // data to pass to external requests
  46         char *m_gCalData;       // dynamic memory returned by vformat()... can
  47                                 // be used directly by the plugin, without
  48                                 // overmuch allocation and freeing (see Extract())
  49         std::string m_vCalData; // copy of m_gCalData, for C++ use
  50         Barry::Calendar m_BarryCal;
  51
  52         static const char *WeekDays[7];
  53
  54         unsigned short GetMonthWeekNumFromBYDAY(const std::string& ByDay);
  55         unsigned short GetWeekDayIndexFromBYDAY(const std::string& ByDay);
  56
  57 protected:
  58         void RecurToVCal();
  59         void RecurToBarryCal(vAttr& rrule, time_t starttime);
  60
  61         static unsigned short GetWeekDayIndex(const char *dayname);
  62         bool HasMultipleVEvents() const;
  63
  64 public:
  65         explicit vCalendar(vTimeConverter &vtc);
  66         ~vCalendar();
  67
  68         const std::string&      ToVCal(const Barry::Calendar &cal);
  69         const Barry::Calendar&  ToBarry(const char *vcal, uint32_t RecordId);
  70
  71         const std::string&      GetVCal() const { return m_vCalData; }
  72         const Barry::Calendar&  GetBarryCal() const { return m_BarryCal; }
  73
  74         char* ExtractVCal();
  75
  76         void Clear();
  77
  78         // This is the v-name of the innermost BEGIN/END block
  79         static const char* GetVName() { return "VEVENT"; }
  80 };
  81
  82 }} // namespace Barry::Sync
  83
  84 #endif
  85