Monotone-Revision: c1b279e1252698e03e454f3e9d445b939afa2c43 Monotone-Author: wsourdeau@inverse.ca Monotone-Date: 2006-10-04T19:23:00 Monotone-Branch: ca.inverse.sogo
70 lines
1.9 KiB
Objective-C
70 lines
1.9 KiB
Objective-C
/* NSCalendarDate+Scheduler.m - this file is part of SOGo
|
|
Copyright (C) 2000-2004 SKYRIX Software AG
|
|
|
|
This file is part of OGo
|
|
|
|
OGo is free software; you can redistribute it and/or modify it under
|
|
the terms of the GNU Lesser General Public License as published by the
|
|
Free Software Foundation; either version 2, or (at your option) any
|
|
later version.
|
|
|
|
OGo 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 Lesser General Public
|
|
License for more details.
|
|
|
|
You should have received a copy of the GNU Lesser General Public
|
|
License along with OGo; see the file COPYING. If not, write to the
|
|
Free Software Foundation, 59 Temple Place - Suite 330, Boston, MA
|
|
02111-1307, USA.
|
|
*/
|
|
|
|
#import <NGExtensions/NSCalendarDate+misc.h>
|
|
|
|
#import "NSCalendarDate+Scheduler.h"
|
|
|
|
@implementation NSCalendarDate (SchedulerExtensions)
|
|
|
|
- (BOOL) isDateInSameMonth: (NSCalendarDate *) _other
|
|
{
|
|
return (([_other yearOfCommonEra] == [self yearOfCommonEra]) &&
|
|
([_other monthOfYear] == [self monthOfYear]));
|
|
}
|
|
|
|
- (NSCalendarDate *) dayOfWeeK: (unsigned) _day
|
|
offsetFromSunday: (unsigned) _offset
|
|
{
|
|
unsigned dayOfWeek, distance;
|
|
|
|
/* perform "locale" correction */
|
|
dayOfWeek = (7 + [self dayOfWeek] - _offset) % 7;
|
|
|
|
_day = (_day % 7);
|
|
if(_day == dayOfWeek)
|
|
return self;
|
|
|
|
distance = _day - dayOfWeek;
|
|
return [self dateByAddingYears:0 months:0 days:distance];
|
|
}
|
|
|
|
/* this implies that monday is the start of week! */
|
|
|
|
- (NSCalendarDate *) sundayOfWeek
|
|
{
|
|
return [self dayOfWeeK:6 offsetFromSunday:1];
|
|
}
|
|
|
|
- (NSString *) shortDateString
|
|
{
|
|
NSString *str;
|
|
|
|
str = [NSString stringWithFormat: @"%.4d%.2d%.2d",
|
|
[self yearOfCommonEra],
|
|
[self monthOfYear],
|
|
[self dayOfMonth]];
|
|
|
|
return str;
|
|
}
|
|
|
|
@end
|