198ca8e76e
Monotone-Revision: dd288587ff94f2fc40c82dd8e32cf52f45b50841 Monotone-Author: wsourdeau@inverse.ca Monotone-Date: 2006-10-04T23:12:08 Monotone-Branch: ca.inverse.sogo
134 lines
3.4 KiB
Objective-C
134 lines
3.4 KiB
Objective-C
/* NSCalendarDate+SOGo.m - this file is part of SOGo
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Copyright (C) 2000-2004 SKYRIX Software AG
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This file is part of OGo
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OGo 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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OGo 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 OGo; 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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#import <NGExtensions/NSCalendarDate+misc.h>
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#import "NSCalendarDate+SOGo.h"
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@implementation NSCalendarDate (SOGoExtensions)
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+ (id) dateFromShortDateString: (NSString *) dateString
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andShortTimeString: (NSString *) timeString
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inTimeZone: (NSTimeZone *) timeZone
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{
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unsigned int year, month, day, hour, minute, total;
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NSCalendarDate *cDate, *tmpDate;
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if (dateString && [dateString length] == 8)
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{
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total = [dateString intValue];
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year = total / 10000;
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total -= year * 10000;
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month = total / 100;
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day = total - (month * 100);
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}
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else
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{
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tmpDate = [NSCalendarDate calendarDate];
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tmpDate = [tmpDate addYear: 0 month: 0 day: 0 hour: 0 minute: 0
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second: [timeZone secondsFromGMT]];
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year = [tmpDate yearOfCommonEra];
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month = [tmpDate monthOfYear];
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day = [tmpDate dayOfMonth];
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}
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if (timeString && [timeString length] == 4)
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{
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total = [timeString intValue];
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hour = total / 100;
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minute = total - (hour * 100);
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}
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else
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{
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hour = 12;
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minute = 0;
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}
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cDate = [self dateWithYear: year month: month day: day
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hour: hour minute: minute second: 0
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timeZone: timeZone];
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return [cDate adjustedDate];
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}
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- (NSCalendarDate *) adjustedDate
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{
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NSTimeZone *dTZ;
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dTZ = [self timeZone];
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return [self addYear: 0 month: 0 day: 0 hour: 0 minute: 0
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second: -[dTZ secondsFromGMT]];
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}
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- (NSCalendarDate *) driftedDate
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{
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NSTimeZone *dTZ;
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dTZ = [self timeZone];
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return [self addYear: 0 month: 0 day: 0 hour: 0 minute: 0
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second: [dTZ secondsFromGMT]];
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}
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- (BOOL) isDateInSameMonth: (NSCalendarDate *) _other
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{
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return (([_other yearOfCommonEra] == [self yearOfCommonEra]) &&
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([_other monthOfYear] == [self monthOfYear]));
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}
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- (NSCalendarDate *) dayOfWeeK: (unsigned) _day
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offsetFromSunday: (unsigned) _offset
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{
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unsigned dayOfWeek, distance;
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/* perform "locale" correction */
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dayOfWeek = (7 + [self dayOfWeek] - _offset) % 7;
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_day = (_day % 7);
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if(_day == dayOfWeek)
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return self;
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distance = _day - dayOfWeek;
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return [self dateByAddingYears:0 months:0 days:distance];
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}
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/* this implies that monday is the start of week! */
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- (NSCalendarDate *) sundayOfWeek
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{
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return [self dayOfWeeK:6 offsetFromSunday:1];
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}
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- (NSString *) shortDateString
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{
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NSString *str;
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str = [NSString stringWithFormat: @"%.4d%.2d%.2d",
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[self yearOfCommonEra],
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[self monthOfYear],
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[self dayOfMonth]];
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return str;
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}
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@end
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