2007-01-31 18:11:29 +01:00
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/*
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Copyright (C) 2004-2005 SKYRIX Software AG
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2016-02-04 15:20:11 +01:00
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Copyright (C) 2006-2016 Inverse inc.
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2007-01-31 18:11:29 +01:00
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This file is part of SOPE.
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SOPE is free software; you can redistribute it and/or modify it under
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the terms of the GNU Lesser General Public License as published by the
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Free Software Foundation; either version 2, or (at your option) any
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later version.
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SOPE is distributed in the hope that it will be useful, but WITHOUT ANY
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WARRANTY; without even the implied warranty of MERCHANTABILITY or
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FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
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License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with SOPE; see the file COPYING. If not, write to the
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Free Software Foundation, 59 Temple Place - Suite 330, Boston, MA
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02111-1307, USA.
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*/
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2010-04-19 23:05:35 +02:00
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/*
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See http://tools.ietf.org/html/rfc2445#section-4.3.10
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4.3.10 Recurrence Rule
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Value Name: RECUR
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Purpose: This value type is used to identify properties that contain
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a recurrence rule specification.
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Formal Definition: The value type is defined by the following
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notation:
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recur = "FREQ"=freq *(
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; either UNTIL or COUNT may appear in a 'recur',
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; but UNTIL and COUNT MUST NOT occur in the same 'recur'
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( ";" "UNTIL" "=" enddate ) /
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( ";" "COUNT" "=" 1*DIGIT ) /
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; the rest of these keywords are optional,
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; but MUST NOT occur more than once
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( ";" "INTERVAL" "=" 1*DIGIT ) /
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( ";" "BYSECOND" "=" byseclist ) /
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( ";" "BYMINUTE" "=" byminlist ) /
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( ";" "BYHOUR" "=" byhrlist ) /
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( ";" "BYDAY" "=" bywdaylist ) /
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( ";" "BYMONTHDAY" "=" bymodaylist ) /
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( ";" "BYYEARDAY" "=" byyrdaylist ) /
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( ";" "BYWEEKNO" "=" bywknolist ) /
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( ";" "BYMONTH" "=" bymolist ) /
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( ";" "BYSETPOS" "=" bysplist ) /
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( ";" "WKST" "=" weekday ) /
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( ";" x-name "=" text )
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)
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freq = "SECONDLY" / "MINUTELY" / "HOURLY" / "DAILY"
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/ "WEEKLY" / "MONTHLY" / "YEARLY"
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enddate = date
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enddate =/ date-time ;An UTC value
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byseclist = seconds / ( seconds *("," seconds) )
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seconds = 1DIGIT / 2DIGIT ;0 to 59
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byminlist = minutes / ( minutes *("," minutes) )
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minutes = 1DIGIT / 2DIGIT ;0 to 59
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byhrlist = hour / ( hour *("," hour) )
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hour = 1DIGIT / 2DIGIT ;0 to 23
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bywdaylist = weekdaynum / ( weekdaynum *("," weekdaynum) )
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weekdaynum = [([plus] ordwk / minus ordwk)] weekday
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plus = "+"
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minus = "-"
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ordwk = 1DIGIT / 2DIGIT ;1 to 53
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weekday = "SU" / "MO" / "TU" / "WE" / "TH" / "FR" / "SA"
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;Corresponding to SUNDAY, MONDAY, TUESDAY, WEDNESDAY, THURSDAY,
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;FRIDAY, SATURDAY and SUNDAY days of the week.
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bymodaylist = monthdaynum / ( monthdaynum *("," monthdaynum) )
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monthdaynum = ([plus] ordmoday) / (minus ordmoday)
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ordmoday = 1DIGIT / 2DIGIT ;1 to 31
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byyrdaylist = yeardaynum / ( yeardaynum *("," yeardaynum) )
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yeardaynum = ([plus] ordyrday) / (minus ordyrday)
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ordyrday = 1DIGIT / 2DIGIT / 3DIGIT ;1 to 366
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bywknolist = weeknum / ( weeknum *("," weeknum) )
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weeknum = ([plus] ordwk) / (minus ordwk)
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bymolist = monthnum / ( monthnum *("," monthnum) )
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monthnum = 1DIGIT / 2DIGIT ;1 to 12
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bysplist = setposday / ( setposday *("," setposday) )
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setposday = yeardaynum
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*/
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/*
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Examples :
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Every other week on Monday, Wednesday and Friday until December 24,
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1997, but starting on Tuesday, September 2, 1997:
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DTSTART;TZID=US-Eastern:19970902T090000
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RRULE:FREQ=WEEKLY;INTERVAL=2;UNTIL=19971224T000000Z;WKST=SU;
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BYDAY=MO,WE,FR
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==> (1997 9:00 AM EDT)September 2,3,5,15,17,19,29;October
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1,3,13,15,17
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(1997 9:00 AM EST)October 27,29,31;November 10,12,14,24,26,28;
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December 8,10,12,22
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Monthly on the 1st Friday for ten occurrences:
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DTSTART;TZID=US-Eastern:19970905T090000
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RRULE:FREQ=MONTHLY;COUNT=10;BYDAY=1FR
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==> (1997 9:00 AM EDT)September 5;October 3
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(1997 9:00 AM EST)November 7;Dec 5
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(1998 9:00 AM EST)January 2;February 6;March 6;April 3
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(1998 9:00 AM EDT)May 1;June 5
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Every other month on the 1st and last Sunday of the month for 10
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occurrences:
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DTSTART;TZID=US-Eastern:19970907T090000
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RRULE:FREQ=MONTHLY;INTERVAL=2;COUNT=10;BYDAY=1SU,-1SU
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==> (1997 9:00 AM EDT)September 7,28
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(1997 9:00 AM EST)November 2,30
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Monthly on the third to the last day of the month, forever:
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DTSTART;TZID=US-Eastern:19970928T090000
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RRULE:FREQ=MONTHLY;BYMONTHDAY=-3
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==> (1997 9:00 AM EDT)September 28
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(1997 9:00 AM EST)October 29;November 28;December 29
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(1998 9:00 AM EST)January 29;February 26
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...
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Every other year on January, February, and March for 10 occurrences:
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DTSTART;TZID=US-Eastern:19970310T090000
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RRULE:FREQ=YEARLY;INTERVAL=2;COUNT=10;BYMONTH=1,2,3
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==> (1997 9:00 AM EST)March 10
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(1999 9:00 AM EST)January 10;February 10;March 10
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(2001 9:00 AM EST)January 10;February 10;March 10
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(2003 9:00 AM EST)January 10;February 10;March 10
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Everyday in January, for 3 years:
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DTSTART;TZID=US-Eastern:19980101T090000
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RRULE:FREQ=YEARLY;UNTIL=20000131T090000Z;
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BYMONTH=1;BYDAY=SU,MO,TU,WE,TH,FR,SA
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or
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RRULE:FREQ=DAILY;UNTIL=20000131T090000Z;BYMONTH=1
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==> (1998 9:00 AM EDT)January 1-31
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(1999 9:00 AM EDT)January 1-31
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(2000 9:00 AM EDT)January 1-31
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*/
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2007-02-08 17:27:00 +01:00
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#import <Foundation/NSArray.h>
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2012-04-23 23:17:54 +02:00
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#import <Foundation/NSDictionary.h>
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2007-01-31 18:11:29 +01:00
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#import <NGExtensions/NSString+Ext.h>
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#import <NGExtensions/NSObject+Logs.h>
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2010-04-19 23:05:35 +02:00
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#import "NSCalendarDate+ICal.h"
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2007-01-31 18:11:29 +01:00
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#import "NSCalendarDate+NGCards.h"
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#import "NSString+NGCards.h"
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2011-11-14 17:07:04 +01:00
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#import "CardGroup.h"
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2010-04-19 23:05:35 +02:00
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#import "iCalByDayMask.h"
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2007-01-31 18:11:29 +01:00
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2010-04-19 23:05:35 +02:00
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NSString *iCalWeekDayString[] = { @"SU", @"MO", @"TU", @"WE", @"TH", @"FR",
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@"SA" };
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2007-01-31 18:11:29 +01:00
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/*
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freq = rrFreq;
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until = rrUntil;
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count = rrCount;
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interval = rrInterval;
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bysecond = rrBySecondList;
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byminute = rrByMinuteList;
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byhour = rrByHourList;
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byday = rrByDayList;
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bymonthday = rrByMonthDayList;
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byyearday = rrByYearDayList;
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byweekno = rrByWeekNumberList;
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bymonth = rrByMonthList;
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bysetpos = rrBySetPosList;
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wkst = rrWeekStart;
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*/
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// TODO: private API in the header file?!
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@interface iCalRecurrenceRule (PrivateAPI)
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- (iCalWeekDay) weekDayFromICalRepresentation: (NSString *) _day;
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- (NSString *) freq;
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- (NSString *) wkst;
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- (NSString *) byDayList;
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@end
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@implementation iCalRecurrenceRule
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+ (id) recurrenceRuleWithICalRepresentation: (NSString *) _iCalRep
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{
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2007-07-03 17:59:45 +02:00
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iCalRecurrenceRule *rule;
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rule = [self elementWithTag: @"rrule"];
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2011-11-14 17:07:04 +01:00
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[rule setRrule: _iCalRep];
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2007-07-03 17:59:45 +02:00
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return rule;
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2007-01-31 18:11:29 +01:00
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}
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- (id) init
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{
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if ((self = [super init]) != nil)
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{
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[self setTag: @"rrule"];
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2010-04-19 23:05:35 +02:00
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dayMask = nil;
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2007-01-31 18:11:29 +01:00
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}
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return self;
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}
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- (id) initWithString: (NSString *) _str
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{
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if ((self = [self init]))
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{
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[self setRrule: _str];
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}
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return self;
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}
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2010-04-19 23:05:35 +02:00
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- (void) dealloc
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{
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[dayMask release];
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[super dealloc];
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}
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2007-01-31 18:11:29 +01:00
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- (void) setRrule: (NSString *) _rrule
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{
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2011-11-14 17:07:04 +01:00
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CardGroup *mockParent;
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NSString *wrappedRule;
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CardElement *mockRule;
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2007-01-31 18:11:29 +01:00
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2011-11-14 17:07:04 +01:00
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if ([_rrule length] > 0)
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2007-01-31 18:11:29 +01:00
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{
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2011-11-14 17:07:04 +01:00
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wrappedRule = [NSString stringWithFormat:
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@"BEGIN:MOCK\r\nRRULE:%@\r\nEND:MOCK",
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_rrule];
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mockParent = [CardGroup parseSingleFromSource: wrappedRule];
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mockRule = [mockParent uniqueChildWithTag: @"rrule"];
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[values release];
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values = [[mockRule values] mutableCopy];
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2007-01-31 18:11:29 +01:00
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}
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}
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- (iCalRecurrenceFrequency) valueForFrequency: (NSString *) value
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{
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NSString *frequency;
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iCalRecurrenceFrequency freq;
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2016-02-04 15:20:11 +01:00
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freq = 0;
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2007-08-07 23:18:10 +02:00
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if ([value length] > 0)
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{
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frequency = [value uppercaseString];
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if ([frequency isEqualToString:@"WEEKLY"])
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freq = iCalRecurrenceFrequenceWeekly;
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else if ([frequency isEqualToString:@"MONTHLY"])
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freq = iCalRecurrenceFrequenceMonthly;
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else if ([frequency isEqualToString:@"DAILY"])
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freq = iCalRecurrenceFrequenceDaily;
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else if ([frequency isEqualToString:@"YEARLY"])
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freq = iCalRecurrenceFrequenceYearly;
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else if ([frequency isEqualToString:@"HOURLY"])
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freq = iCalRecurrenceFrequenceHourly;
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else if ([frequency isEqualToString:@"MINUTELY"])
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freq = iCalRecurrenceFrequenceMinutely;
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else if ([frequency isEqualToString:@"SECONDLY"])
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freq = iCalRecurrenceFrequenceSecondly;
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}
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2007-01-31 18:11:29 +01:00
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return freq;
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}
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- (NSString *) frequencyForValue: (iCalRecurrenceFrequency) freq
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{
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NSString *frequency;
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switch (freq)
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{
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case iCalRecurrenceFrequenceWeekly:
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frequency = @"WEEKLY";
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break;
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case iCalRecurrenceFrequenceMonthly:
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frequency = @"MONTHLY";
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break;
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case iCalRecurrenceFrequenceDaily:
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frequency = @"DAILY";
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break;
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case iCalRecurrenceFrequenceYearly:
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frequency = @"YEARLY";
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break;
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case iCalRecurrenceFrequenceHourly:
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frequency = @"HOURLY";
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break;
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case iCalRecurrenceFrequenceMinutely:
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frequency = @"MINUTELY";
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break;
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case iCalRecurrenceFrequenceSecondly:
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frequency = @"SECONDLY";
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break;
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default:
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frequency = nil;
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}
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return frequency;
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}
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/* accessors */
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- (void) setFrequency: (iCalRecurrenceFrequency) _frequency
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{
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2011-11-14 17:07:04 +01:00
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[self setSingleValue: [self frequencyForValue: _frequency] forKey: @"freq"];
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2007-01-31 18:11:29 +01:00
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}
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- (iCalRecurrenceFrequency) frequency
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{
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2011-11-14 17:07:04 +01:00
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return [self valueForFrequency: [self flattenedValuesForKey: @"freq"]];
|
2007-01-31 18:11:29 +01:00
|
|
|
}
|
|
|
|
|
|
|
|
- (void) setUntilDate: (NSCalendarDate *) _untilDate
|
|
|
|
{
|
2011-11-14 17:07:04 +01:00
|
|
|
[self setSingleValue: [_untilDate icalString] forKey: @"until"];
|
2007-01-31 18:11:29 +01:00
|
|
|
}
|
|
|
|
|
|
|
|
- (NSCalendarDate *) untilDate
|
|
|
|
{
|
|
|
|
#warning handling of default timezone needs to be implemented
|
2011-11-14 17:07:04 +01:00
|
|
|
return [[self flattenedValuesForKey: @"until"] asCalendarDate];
|
2007-01-31 18:11:29 +01:00
|
|
|
}
|
|
|
|
|
|
|
|
- (void) setInterval: (NSString *) _interval
|
|
|
|
{
|
2011-11-14 17:07:04 +01:00
|
|
|
if ([_interval intValue] < 2)
|
|
|
|
[self setSingleValue: nil forKey: @"interval"];
|
2010-08-11 18:23:47 +02:00
|
|
|
else
|
2011-11-14 17:07:04 +01:00
|
|
|
[self setSingleValue: _interval forKey: @"interval"];
|
2007-01-31 18:11:29 +01:00
|
|
|
}
|
|
|
|
|
|
|
|
- (void) setRepeatInterval: (int) _repeatInterval
|
|
|
|
{
|
2011-11-14 17:07:04 +01:00
|
|
|
[self setInterval: [NSString stringWithFormat: @"%d", _repeatInterval]];
|
2007-01-31 18:11:29 +01:00
|
|
|
}
|
|
|
|
|
|
|
|
- (int) repeatInterval
|
|
|
|
{
|
2008-01-23 04:44:51 +01:00
|
|
|
int interval;
|
|
|
|
|
2011-11-14 17:07:04 +01:00
|
|
|
interval = [[self flattenedValuesForKey: @"interval"] intValue];
|
2008-01-23 04:44:51 +01:00
|
|
|
if (interval < 1)
|
|
|
|
interval = 1;
|
|
|
|
|
|
|
|
return interval;
|
2007-01-31 18:11:29 +01:00
|
|
|
}
|
|
|
|
|
2011-11-14 17:07:04 +01:00
|
|
|
- (void) setRepeatCount: (int) _repeatCount
|
|
|
|
{
|
|
|
|
[self setSingleValue: [NSString stringWithFormat: @"%d", _repeatCount]
|
|
|
|
forKey: @"count"];
|
|
|
|
}
|
|
|
|
|
|
|
|
- (int) repeatCount
|
|
|
|
{
|
|
|
|
return [[self flattenedValuesForKey: @"count"] intValue];
|
|
|
|
}
|
|
|
|
|
|
|
|
- (void) setCount: (NSString *) _count
|
|
|
|
{
|
|
|
|
[self setSingleValue: _count forKey: @"count"];
|
|
|
|
}
|
|
|
|
|
|
|
|
- (void) setUntil: (NSString *) _until
|
|
|
|
{
|
|
|
|
[self setSingleValue: _until forKey: @"until"];
|
|
|
|
}
|
|
|
|
|
2007-01-31 18:11:29 +01:00
|
|
|
- (void) setWkst: (NSString *) _weekStart
|
|
|
|
{
|
2011-11-14 17:07:04 +01:00
|
|
|
[self setSingleValue: _weekStart forKey: @"wkst"];
|
2007-01-31 18:11:29 +01:00
|
|
|
}
|
|
|
|
|
2008-02-08 20:34:02 +01:00
|
|
|
#warning we also should handle the user weekstarts
|
2007-01-31 18:11:29 +01:00
|
|
|
- (NSString *) wkst
|
|
|
|
{
|
2008-02-08 20:34:02 +01:00
|
|
|
NSString *start;
|
|
|
|
|
2011-11-14 17:07:04 +01:00
|
|
|
start = [self flattenedValuesForKey: @"wkst"];
|
2008-02-08 20:34:02 +01:00
|
|
|
if (![start length])
|
2008-02-08 20:36:41 +01:00
|
|
|
start = @"MO";
|
2008-02-08 20:34:02 +01:00
|
|
|
|
|
|
|
return start;
|
2007-01-31 18:11:29 +01:00
|
|
|
}
|
|
|
|
|
|
|
|
- (void) setWeekStart: (iCalWeekDay) _weekStart
|
|
|
|
{
|
|
|
|
[self setWkst: [self iCalRepresentationForWeekDay: _weekStart]];
|
|
|
|
}
|
|
|
|
|
|
|
|
- (iCalWeekDay) weekStart
|
|
|
|
{
|
|
|
|
return [self weekDayFromICalRepresentation: [self wkst]];
|
|
|
|
}
|
|
|
|
|
2010-04-19 23:05:35 +02:00
|
|
|
- (void) setByDay: (NSString *) newByDay
|
2007-01-31 18:11:29 +01:00
|
|
|
{
|
2011-11-14 17:07:04 +01:00
|
|
|
NSMutableArray *byDays;
|
|
|
|
|
|
|
|
byDays = [[newByDay componentsSeparatedByString: @","] mutableCopy];
|
|
|
|
[self setValues: byDays atIndex: 0 forKey: @"byday"];
|
|
|
|
[byDays release];
|
2007-01-31 18:11:29 +01:00
|
|
|
}
|
|
|
|
|
2010-04-19 23:05:35 +02:00
|
|
|
- (NSString *) byDay
|
2007-01-31 18:11:29 +01:00
|
|
|
{
|
2011-11-14 17:07:04 +01:00
|
|
|
return [self flattenedValuesForKey: @"byday"];
|
2010-04-19 23:05:35 +02:00
|
|
|
}
|
2007-01-31 18:11:29 +01:00
|
|
|
|
2010-04-19 23:05:35 +02:00
|
|
|
- (void) setByDayMask: (iCalByDayMask *) newByDayMask
|
|
|
|
{
|
|
|
|
[self setByDay: [newByDayMask asRuleString]];
|
2007-01-31 18:11:29 +01:00
|
|
|
}
|
|
|
|
|
2010-04-19 23:05:35 +02:00
|
|
|
- (iCalByDayMask *) byDayMask
|
2007-01-31 18:11:29 +01:00
|
|
|
{
|
2010-04-19 23:05:35 +02:00
|
|
|
if (dayMask == nil && [[self byDay] length])
|
|
|
|
{
|
|
|
|
dayMask = [iCalByDayMask byDayMaskWithRuleString: [self byDay]];
|
|
|
|
[dayMask retain];
|
|
|
|
}
|
|
|
|
|
|
|
|
return dayMask;
|
2007-01-31 18:11:29 +01:00
|
|
|
}
|
|
|
|
|
|
|
|
- (NSArray *) byMonthDay
|
|
|
|
{
|
2008-03-26 21:30:53 +01:00
|
|
|
NSArray *byMonthDay;
|
|
|
|
|
2011-11-14 17:07:04 +01:00
|
|
|
byMonthDay = [self valuesAtIndex: 0 forKey: @"bymonthday"];
|
|
|
|
if (![byMonthDay count])
|
2008-03-26 21:30:53 +01:00
|
|
|
byMonthDay = nil;
|
|
|
|
|
|
|
|
return byMonthDay;
|
2007-01-31 18:11:29 +01:00
|
|
|
}
|
|
|
|
|
2010-04-19 23:05:35 +02:00
|
|
|
- (NSArray *) byMonth
|
|
|
|
{
|
|
|
|
NSArray *byMonth;
|
|
|
|
|
2011-11-14 17:07:04 +01:00
|
|
|
byMonth = [self valuesAtIndex: 0 forKey: @"bymonth"];
|
|
|
|
if (![byMonth count])
|
2010-04-19 23:05:35 +02:00
|
|
|
byMonth = nil;
|
|
|
|
|
|
|
|
return byMonth;
|
|
|
|
}
|
|
|
|
|
|
|
|
- (BOOL) hasByMask
|
|
|
|
{
|
|
|
|
/* There are more BYxxx rule parts but we don't support them yet :
|
|
|
|
* - BYYEARDAY
|
|
|
|
* - BYWEEKNO
|
|
|
|
* - BYHOUR
|
|
|
|
* - BYMINUTE
|
|
|
|
* - BYSECOND
|
|
|
|
* - BYSETPOS
|
|
|
|
*/
|
2011-11-14 17:07:04 +01:00
|
|
|
return ([[self valuesAtIndex: 0 forKey: @"bymonthday"] count] ||
|
|
|
|
[[self valuesAtIndex: 0 forKey: @"byday"] count] ||
|
|
|
|
[[self valuesAtIndex: 0 forKey: @"bymonth"] count]);
|
2010-04-19 23:05:35 +02:00
|
|
|
}
|
|
|
|
|
2007-01-31 18:11:29 +01:00
|
|
|
- (BOOL) isInfinite
|
|
|
|
{
|
2010-10-28 18:33:47 +02:00
|
|
|
return !(([self repeatCount] && [self repeatCount] > 0) || [self untilDate]);
|
2007-01-31 18:11:29 +01:00
|
|
|
}
|
|
|
|
|
|
|
|
/* private */
|
|
|
|
|
|
|
|
- (iCalWeekDay) weekDayFromICalRepresentation: (NSString *) _day
|
|
|
|
{
|
2008-01-28 19:51:52 +01:00
|
|
|
/* be tolerant */
|
|
|
|
iCalWeekDay foundDay;
|
|
|
|
unichar chars[2];
|
2008-01-28 19:57:08 +01:00
|
|
|
unsigned int dayLength;
|
2008-01-28 19:51:52 +01:00
|
|
|
|
|
|
|
foundDay = 0;
|
|
|
|
|
2008-01-28 19:57:08 +01:00
|
|
|
dayLength = [_day length];
|
|
|
|
if (dayLength > 1)
|
2008-01-28 19:51:52 +01:00
|
|
|
{
|
2010-04-19 23:05:35 +02:00
|
|
|
// Ignore any prefix, only consider last two characters
|
2008-01-28 19:51:52 +01:00
|
|
|
[[_day uppercaseString] getCharacters: chars
|
2008-01-28 19:57:08 +01:00
|
|
|
range: NSMakeRange (dayLength - 2, 2)];
|
2008-01-28 19:51:52 +01:00
|
|
|
|
|
|
|
switch (chars[0])
|
|
|
|
{
|
|
|
|
case 'M': foundDay = iCalWeekDayMonday;
|
|
|
|
break;
|
|
|
|
case 'W': foundDay = iCalWeekDayWednesday;
|
|
|
|
break;
|
|
|
|
case 'F': foundDay = iCalWeekDayFriday;
|
|
|
|
break;
|
|
|
|
case 'T':
|
|
|
|
if (chars[1] == 'U')
|
|
|
|
foundDay = iCalWeekDayTuesday;
|
|
|
|
else if (chars[1] == 'H')
|
|
|
|
foundDay = iCalWeekDayThursday;
|
2008-03-26 21:30:53 +01:00
|
|
|
break;
|
2008-01-28 19:51:52 +01:00
|
|
|
case 'S':
|
|
|
|
if (chars[1] == 'A')
|
|
|
|
foundDay = iCalWeekDaySaturday;
|
2008-02-08 20:34:02 +01:00
|
|
|
else if (chars[1] == 'U')
|
2008-01-28 19:51:52 +01:00
|
|
|
foundDay = iCalWeekDaySunday;
|
2008-03-26 21:30:53 +01:00
|
|
|
break;
|
2008-01-28 19:51:52 +01:00
|
|
|
}
|
2007-01-31 18:11:29 +01:00
|
|
|
}
|
2007-07-03 17:59:45 +02:00
|
|
|
|
2008-01-28 19:51:52 +01:00
|
|
|
if (!foundDay)
|
|
|
|
[self errorWithFormat: @"wrong weekday representation: '%@'", _day];
|
|
|
|
|
|
|
|
return foundDay;
|
2007-07-03 17:59:45 +02:00
|
|
|
// // TODO: do not raise but rather return an error value?
|
|
|
|
// [NSException raise:NSGenericException
|
|
|
|
// format:@"Incorrect weekDay '%@' specified!", _day];
|
|
|
|
// return iCalWeekDayMonday; /* keep compiler happy */
|
2007-01-31 18:11:29 +01:00
|
|
|
}
|
|
|
|
|
|
|
|
- (NSString *) iCalRepresentationForWeekDay: (iCalWeekDay) _weekDay
|
|
|
|
{
|
|
|
|
switch (_weekDay)
|
|
|
|
{
|
|
|
|
case iCalWeekDayMonday: return @"MO";
|
|
|
|
case iCalWeekDayTuesday: return @"TU";
|
|
|
|
case iCalWeekDayWednesday: return @"WE";
|
|
|
|
case iCalWeekDayThursday: return @"TH";
|
|
|
|
case iCalWeekDayFriday: return @"FR";
|
|
|
|
case iCalWeekDaySaturday: return @"SA";
|
|
|
|
case iCalWeekDaySunday: return @"SU";
|
|
|
|
default: return @"MO"; // TODO: return error?
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2012-04-23 23:17:54 +02:00
|
|
|
- (NSArray *) bySetPos
|
|
|
|
{
|
|
|
|
NSArray *lists, *bySetPos;
|
|
|
|
|
|
|
|
lists = [self valuesForKey: @"bysetpos"];
|
|
|
|
if ([lists count] > 0)
|
|
|
|
bySetPos = [lists objectAtIndex: 0];
|
|
|
|
else
|
|
|
|
bySetPos = nil;
|
|
|
|
|
|
|
|
return bySetPos;
|
|
|
|
}
|
|
|
|
|
2007-01-31 18:11:29 +01:00
|
|
|
// - (iCalWeekDay) weekDayForiCalRepre: (NSString *) _weekDay
|
|
|
|
// {
|
|
|
|
// iCalWeekDay day;
|
|
|
|
// NSString *weekDay;
|
|
|
|
|
|
|
|
// weekDay = [_weekDay uppercaseString];
|
|
|
|
// if ([weekDay isEqualToString: @"TU"])
|
|
|
|
// day = iCalWeekDayTuesday;
|
|
|
|
// else if ([weekDay isEqualToString: @"WE"])
|
|
|
|
// day = iCalWeekDayWednesday;
|
|
|
|
// else if ([weekDay isEqualToString: @"TH"])
|
|
|
|
// day = iCalWeekDayThursday;
|
|
|
|
// else if ([weekDay isEqualToString: @"FR"])
|
|
|
|
// day = iCalWeekDayFriday;
|
|
|
|
// else if ([weekDay isEqualToString: @"SA"])
|
|
|
|
// day = iCalWeekDaySaturday;
|
|
|
|
// else if ([weekDay isEqualToString: @"SU"])
|
|
|
|
// day = iCalWeekDaySunday;
|
|
|
|
// else
|
|
|
|
// day = iCalWeekDayMonday;
|
|
|
|
|
|
|
|
// return day;
|
|
|
|
// }
|
|
|
|
|
|
|
|
// - (NSString *) wkst
|
|
|
|
// {
|
|
|
|
// return [self iCalRepresentationForWeekDay:byDay.weekStart];
|
|
|
|
// }
|
|
|
|
|
|
|
|
/*
|
|
|
|
TODO:
|
|
|
|
Each BYDAY value can also be preceded by a positive (+n) or negative
|
|
|
|
(-n) integer. If present, this indicates the nth occurrence of the
|
|
|
|
specific day within the MONTHLY or YEARLY RRULE. For example, within
|
|
|
|
a MONTHLY rule, +1MO (or simply 1MO) represents the first Monday
|
|
|
|
within the month, whereas -1MO represents the last Monday of the
|
|
|
|
month. If an integer modifier is not present, it means all days of
|
|
|
|
this type within the specified frequency. For example, within a
|
|
|
|
MONTHLY rule, MO represents all Mondays within the month.
|
|
|
|
*/
|
|
|
|
// - (NSString *) byDayList
|
|
|
|
// {
|
|
|
|
// NSMutableString *s;
|
|
|
|
// unsigned dow, mask, day;
|
|
|
|
// BOOL needsComma;
|
|
|
|
|
|
|
|
// s = [NSMutableString stringWithCapacity:20];
|
|
|
|
// needsComma = NO;
|
|
|
|
// mask = byDay.mask;
|
|
|
|
// day = iCalWeekDayMonday;
|
|
|
|
|
|
|
|
// for (dow = 0 /* Sun */; dow < 7; dow++) {
|
|
|
|
// if (mask & day) {
|
|
|
|
// if (needsComma)
|
|
|
|
// [s appendString:@","];
|
|
|
|
|
|
|
|
// if (byDay.useOccurence)
|
|
|
|
// // Note: we only support one occurrence for all currently
|
|
|
|
// [s appendFormat:@"%i", byDayOccurence1];
|
|
|
|
|
|
|
|
// [s appendString:[self iCalRepresentationForWeekDay:day]];
|
|
|
|
// needsComma = YES;
|
|
|
|
// }
|
|
|
|
// day = (day << 1);
|
|
|
|
// }
|
|
|
|
|
|
|
|
// return s;
|
|
|
|
// }
|
|
|
|
|
|
|
|
/* parsing rrule */
|
|
|
|
|
|
|
|
// - (void) _parseRuleString: (NSString *) _rrule
|
|
|
|
// {
|
|
|
|
// // TODO: to be exact we would need a timezone to properly process the 'until'
|
|
|
|
// // date
|
|
|
|
// unsigned i, count;
|
|
|
|
// NSString *pFrequency = nil;
|
|
|
|
// NSString *pUntil = nil;
|
|
|
|
// NSString *pCount = nil;
|
|
|
|
// NSString *pByday = nil;
|
|
|
|
// NSString *pBymday = nil;
|
|
|
|
// NSString *pBysetpos = nil;
|
|
|
|
// NSString *pInterval = nil;
|
|
|
|
|
|
|
|
// for (i = 0, count = [values count]; i < count; i++) {
|
|
|
|
// NSString *prop, *key, *value;
|
|
|
|
// NSRange r;
|
|
|
|
// NSString **vHolder = NULL;
|
|
|
|
|
|
|
|
// prop = [values objectAtIndex:i];
|
|
|
|
// r = [prop rangeOfString:@"="];
|
|
|
|
// if (r.length > 0) {
|
|
|
|
// key = [prop substringToIndex:r.location];
|
|
|
|
// value = [prop substringFromIndex:NSMaxRange(r)];
|
|
|
|
// }
|
|
|
|
// else {
|
|
|
|
// key = prop;
|
|
|
|
// value = nil;
|
|
|
|
// }
|
|
|
|
|
|
|
|
// key = [[key stringByTrimmingSpaces] lowercaseString];
|
|
|
|
// if (![key isNotEmpty]) {
|
|
|
|
// [self errorWithFormat:@"empty component in rrule: %@", _rrule];
|
|
|
|
// continue;
|
|
|
|
// }
|
|
|
|
|
|
|
|
// vHolder = NULL;
|
|
|
|
// switch ([key characterAtIndex:0]) {
|
|
|
|
// case 'b':
|
|
|
|
// if ([key isEqualToString:@"byday"]) { vHolder = &pByday; break; }
|
|
|
|
// if ([key isEqualToString:@"bymonthday"]) { vHolder = &pBymday; break; }
|
|
|
|
// if ([key isEqualToString:@"bysetpos"]) { vHolder = &pBysetpos; break; }
|
|
|
|
// break;
|
|
|
|
// case 'c':
|
|
|
|
// if ([key isEqualToString:@"count"]) { vHolder = &pCount; break; }
|
|
|
|
// break;
|
|
|
|
// case 'f':
|
|
|
|
// if ([key isEqualToString:@"freq"]) { vHolder = &pFrequency; break; }
|
|
|
|
// break;
|
|
|
|
// case 'i':
|
|
|
|
// if ([key isEqualToString:@"interval"]) { vHolder = &pInterval; break; }
|
|
|
|
// break;
|
|
|
|
// case 'u':
|
|
|
|
// if ([key isEqualToString:@"until"]) { vHolder = &pUntil; break; }
|
|
|
|
// break;
|
|
|
|
// default:
|
|
|
|
// break;
|
|
|
|
// }
|
|
|
|
|
|
|
|
// if (vHolder != NULL) {
|
|
|
|
// if ([*vHolder isNotEmpty])
|
|
|
|
// [self errorWithFormat:@"more than one '%@' in: %@", key, _rrule];
|
|
|
|
// else
|
|
|
|
// *vHolder = [value copy];
|
|
|
|
// }
|
|
|
|
// else {
|
|
|
|
// // TODO: we should just parse known keys and put remainders into a
|
|
|
|
// // separate dictionary
|
|
|
|
// [self logWithFormat:@"TODO: add explicit support for key: %@", key];
|
|
|
|
// [self takeValue:value forKey:key];
|
|
|
|
// }
|
|
|
|
// }
|
|
|
|
|
|
|
|
// /* parse and fill individual values */
|
|
|
|
// // TODO: this method should be a class method and create a new rrule object
|
|
|
|
|
|
|
|
// if ([pFrequency isNotEmpty])
|
|
|
|
// [self setNamedValue: @"FREQ" to: pFrequency];
|
|
|
|
// else
|
|
|
|
// [self errorWithFormat:@"rrule contains no frequency: '%@'", _rrule];
|
|
|
|
// [pFrequency release]; pFrequency = nil;
|
|
|
|
|
|
|
|
// if (pInterval != nil)
|
|
|
|
// interval = [pInterval intValue];
|
|
|
|
// [pInterval release]; pInterval = nil;
|
|
|
|
|
|
|
|
// // TODO: we should parse byday in here
|
|
|
|
// if (pByday != nil) [self setByday:pByday];
|
|
|
|
// [pByday release]; pByday = nil;
|
|
|
|
|
|
|
|
// if (pBymday != nil) {
|
|
|
|
// NSArray *t;
|
|
|
|
|
|
|
|
// t = [pBymday componentsSeparatedByString:@","];
|
|
|
|
// ASSIGNCOPY(byMonthDay, t);
|
|
|
|
// }
|
|
|
|
// [pBymday release]; pBymday = nil;
|
|
|
|
|
|
|
|
// if (pBysetpos != nil)
|
|
|
|
// // TODO: implement
|
|
|
|
// [self errorWithFormat:@"rrule contains bysetpos, unsupported: %@", _rrule];
|
|
|
|
// [pBysetpos release]; pBysetpos = nil;
|
|
|
|
|
|
|
|
// if (pUntil != nil) {
|
|
|
|
// NSCalendarDate *pUntilDate;
|
|
|
|
|
|
|
|
// if (pCount != nil) {
|
|
|
|
// [self errorWithFormat:@"rrule contains 'count' AND 'until': %@", _rrule];
|
|
|
|
// [pCount release];
|
|
|
|
// pCount = nil;
|
|
|
|
// }
|
|
|
|
|
|
|
|
// /*
|
|
|
|
// The spec says:
|
|
|
|
// "If specified as a date-time value, then it MUST be specified in an
|
|
|
|
// UTC time format."
|
|
|
|
// TODO: we still need some object representing a 'timeless' date.
|
|
|
|
// */
|
|
|
|
// if (![pUntil hasSuffix:@"Z"] && [pUntil length] > 8) {
|
|
|
|
// [self warnWithFormat:@"'until' date has no explicit UTC marker: '%@'",
|
|
|
|
// _rrule];
|
|
|
|
// }
|
|
|
|
|
|
|
|
// pUntilDate = [NSCalendarDate calendarDateWithICalRepresentation:pUntil];
|
|
|
|
// if (pUntilDate != nil)
|
|
|
|
// [self setUntilDate:pUntilDate];
|
|
|
|
// else {
|
|
|
|
// [self errorWithFormat:@"could not parse 'until' in rrule: %@",
|
|
|
|
// _rrule];
|
|
|
|
// }
|
|
|
|
// }
|
|
|
|
// [pUntil release]; pUntil = nil;
|
|
|
|
|
|
|
|
// if (pCount != nil)
|
|
|
|
// [self setRepeatCount:[pCount intValue]];
|
|
|
|
// [pCount release]; pCount = nil;
|
|
|
|
// }
|
|
|
|
|
|
|
|
/* properties */
|
|
|
|
|
|
|
|
// - (void) setByday: (NSString *) _byDayList
|
|
|
|
// {
|
|
|
|
// // TODO: each day can have an associated occurence, eg:
|
|
|
|
// // +1MO,+2TU,-9WE
|
|
|
|
// // TODO: this should be moved to the parser
|
|
|
|
// NSArray *days;
|
|
|
|
// unsigned i, count;
|
|
|
|
// NSString *iCalDay;
|
|
|
|
// iCalWeekDay day;
|
|
|
|
// unsigned len;
|
|
|
|
// unichar c0;
|
|
|
|
// int occurence;
|
|
|
|
// int offset;
|
|
|
|
|
|
|
|
// /* reset mask */
|
|
|
|
// byDay.mask = 0;
|
|
|
|
// byDay.useOccurence = 0;
|
|
|
|
// byDayOccurence1 = 0;
|
|
|
|
|
|
|
|
// days = [_byDayList componentsSeparatedByString:@","];
|
|
|
|
// for (i = 0, count = [days count]; i < count; i++)
|
|
|
|
// {
|
|
|
|
// iCalDay = [days objectAtIndex:i]; // eg: MO or TU
|
|
|
|
// if ((len = [iCalDay length]) == 0)
|
|
|
|
// {
|
|
|
|
// [self errorWithFormat:@"found an empty day in byday list: '%@'",
|
|
|
|
// _byDayList];
|
|
|
|
// continue;
|
|
|
|
// }
|
|
|
|
|
|
|
|
// c0 = [iCalDay characterAtIndex:0];
|
|
|
|
// if (((c0 == '+' || c0 == '-') && len > 2) || (isdigit(c0) && len > 1)) {
|
|
|
|
// occurence = [iCalDay intValue];
|
|
|
|
|
|
|
|
// offset = 1; /* skip occurence */
|
|
|
|
// while (offset < len && isdigit([iCalDay characterAtIndex:offset]))
|
|
|
|
// offset++;
|
|
|
|
|
|
|
|
// iCalDay = [iCalDay substringFromIndex:offset];
|
|
|
|
|
|
|
|
// if (byDay.useOccurence && (occurence != byDayOccurence1))
|
|
|
|
// {
|
|
|
|
// [self errorWithFormat:
|
|
|
|
// @"we only supported one occurence (occ=%i,day=%@): '%@'",
|
|
|
|
// occurence, iCalDay, _byDayList];
|
|
|
|
// continue;
|
|
|
|
// }
|
|
|
|
|
|
|
|
// byDay.useOccurence = 1;
|
|
|
|
// byDayOccurence1 = occurence;
|
|
|
|
// }
|
|
|
|
// else if (byDay.useOccurence)
|
|
|
|
// [self errorWithFormat:
|
|
|
|
// @"a byday occurence was specified on one day, but not on others"
|
|
|
|
// @" (unsupported): '%@'", _byDayList];
|
|
|
|
|
|
|
|
// day = [self weekDayFromICalRepresentation:iCalDay];
|
|
|
|
// byDay.mask |= day;
|
|
|
|
// }
|
|
|
|
// }
|
|
|
|
|
2012-04-19 04:49:57 +02:00
|
|
|
/* versit key ordering */
|
|
|
|
- (NSArray *) orderOfValueKeys
|
|
|
|
{
|
|
|
|
return [NSArray arrayWithObjects: @"freq", @"interval", @"count", @"until",
|
|
|
|
@"bymonth", @"byweekno", @"byyearday", @"bymonthday",
|
|
|
|
@"byday", @"byhour", @"byminute", @"bysecond", @"bysetpos",
|
|
|
|
nil];
|
|
|
|
}
|
|
|
|
|
2007-01-31 18:11:29 +01:00
|
|
|
/* key/value coding */
|
|
|
|
|
|
|
|
- (void) handleTakeValue: (id) _value
|
|
|
|
forUnboundKey: (NSString *)_key
|
|
|
|
{
|
|
|
|
[self warnWithFormat:@"Cannot handle unbound key: '%@'", _key];
|
|
|
|
}
|
|
|
|
|
2008-12-03 17:18:12 +01:00
|
|
|
- (BOOL) isEqual: (id) rrule
|
|
|
|
{
|
|
|
|
BOOL isEqual = YES;
|
|
|
|
|
|
|
|
if ([rrule isKindOfClass: [iCalRecurrenceRule class]])
|
|
|
|
{
|
|
|
|
/*
|
|
|
|
NSLog(@"*** iCalRecurrenceRule comparison ***");
|
|
|
|
NSLog(@"Event 1 : repeat %i, interval %i, frequency %i, until %@",
|
|
|
|
[self repeatCount], [self repeatInterval], [self frequency], [self untilDate]);
|
|
|
|
NSLog(@"Event 2 : repeat %i, interval %i, frequency %i, until %@",
|
|
|
|
[rrule repeatCount], [rrule repeatInterval], [rrule frequency], [rrule untilDate]);
|
|
|
|
*/
|
|
|
|
|
|
|
|
if ([self untilDate] && [rrule untilDate])
|
|
|
|
isEqual = [[self untilDate] isEqual: [rrule untilDate]];
|
|
|
|
else if ([self untilDate] || [self untilDate])
|
|
|
|
isEqual = NO;
|
|
|
|
|
|
|
|
isEqual = isEqual &&
|
|
|
|
[self repeatCount] == [rrule repeatCount] &&
|
|
|
|
[self repeatInterval] == [rrule repeatInterval] &&
|
|
|
|
[self frequency] == [rrule frequency];
|
|
|
|
}
|
|
|
|
else
|
|
|
|
isEqual = NO;
|
|
|
|
|
|
|
|
return isEqual;
|
|
|
|
}
|
|
|
|
|
2007-01-31 18:11:29 +01:00
|
|
|
@end /* iCalRecurrenceRule */
|