src/vevent.h

   1 ///
   2 /// \file       vevent.h
   3 ///             Conversion routines for vevents (VCALENDAR, etc)
   4 ///
   5
   6 /*
   7     Copyright (C) 2006-2012, 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 #include <map>
  32
  33 namespace Barry { namespace Sync {
  34
  35 //
  36 // vCalendar
  37 //
  38 /// Class for converting between RFC 2445 iCalendar data format,
  39 /// and the Barry::Calendar class.
  40 ///
  41 class BXEXPORT vCalendar : public vBase
  42 {
  43         typedef std::map<std::string, std::string>      ArgMapType;
  44
  45         // external reference
  46         vTimeConverter &m_vtc;
  47
  48         // data to pass to external requests
  49         char *m_gCalData;       // dynamic memory returned by vformat()... can
  50                                 // be used directly by the plugin, without
  51                                 // overmuch allocation and freeing (see Extract())
  52         std::string m_vCalData; // copy of m_gCalData, for C++ use
  53         Barry::Calendar m_BarryCal;
  54
  55         static const char *WeekDays[7];
  56
  57         void CheckUnsupportedArg(const ArgMapType &args,
  58                 const std::string &name);
  59         std::vector<std::string> SplitBYDAY(const std::string &ByDay);
  60         uint16_t GetMonthWeekNumFromBYDAY(const std::string& ByDay);
  61         uint16_t GetWeekDayIndexFromBYDAY(const std::string& ByDay);
  62         uint16_t GetDayOfMonthFromBYMONTHDAY(const ArgMapType &args,
  63                                         int month_override = -1);
  64
  65 protected:
  66         void RecurToVCal();
  67         void RecurToBarryCal(vAttr& rrule, time_t starttime);
  68
  69         static uint16_t GetWeekDayIndex(const char *dayname);
  70         bool HasMultipleVEvents() const;
  71
  72 public:
  73         explicit vCalendar(vTimeConverter &vtc);
  74         ~vCalendar();
  75
  76         const std::string&      ToVCal(const Barry::Calendar &cal);
  77         const Barry::Calendar&  ToBarry(const char *vcal, uint32_t RecordId);
  78
  79         const std::string&      GetVCal() const { return m_vCalData; }
  80         const Barry::Calendar&  GetBarryCal() const { return m_BarryCal; }
  81
  82         char* ExtractVCal();
  83
  84         void Clear();
  85
  86         // This is the v-name of the innermost BEGIN/END block
  87         static const char* GetVName() { return "VEVENT"; }
  88 };
  89
  90 }} // namespace Barry::Sync
  91
  92 #endif
  93