545 lines
18 KiB
Objective-C
545 lines
18 KiB
Objective-C
/* iCalEvent+SOGo.m - this file is part of SOGo
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*
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* Copyright (C) 2007-2016 Inverse inc.
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*
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* This file is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2, or (at your option)
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* any later version.
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*
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* This file is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; see the file COPYING. If not, write to
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* the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*/
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#import <Foundation/NSDictionary.h>
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#import <Foundation/NSTimeZone.h>
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#import <Foundation/NSValue.h>
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#import <NGExtensions/NSNull+misc.h>
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#import <NGExtensions/NSObject+Logs.h>
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#import <NGCards/iCalCalendar.h>
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#import <NGCards/iCalDateTime.h>
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#import <NGCards/iCalPerson.h>
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#import <NGCards/iCalRecurrenceRule.h>
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#import <NGCards/iCalTimeZone.h>
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#import <NGCards/iCalTimeZonePeriod.h>
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#import <NGCards/NSString+NGCards.h>
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#import <SoObjects/SOGo/CardElement+SOGo.h>
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#import <SoObjects/SOGo/SOGoUser.h>
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#import <SoObjects/SOGo/SOGoUserDefaults.h>
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#import <SoObjects/SOGo/WOContext+SOGo.h>
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#import <SOGo/NSCalendarDate+SOGo.h>
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#import "iCalRepeatableEntityObject+SOGo.h"
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#import "iCalEvent+SOGo.h"
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@implementation iCalEvent (SOGoExtensions)
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- (BOOL) isStillRelevant
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{
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NSCalendarDate *now, *lastRecurrence;
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BOOL isStillRelevent;
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now = [NSCalendarDate calendarDate];
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if ([self isRecurrent])
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{
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lastRecurrence = [self lastPossibleRecurrenceStartDate];
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isStillRelevent = (lastRecurrence == nil || [lastRecurrence earlierDate: now] == now);
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}
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else
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isStillRelevent = ([[self endDate] earlierDate: now] == now);
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return isStillRelevent;
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}
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//
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//
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//
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- (NSMutableDictionary *) quickRecordFromContent: (NSString *) theContent
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container: (id) theContainer
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nameInContainer: (NSString *) nameInContainer
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{
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NSMutableDictionary *row;
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NSCalendarDate *startDate, *endDate;
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NSArray *attendees, *categories;
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NSString *uid, *title, *location, *status;
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NSNumber *sequence;
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id organizer;
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id participants, partmails;
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NSMutableString *partstates;
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unsigned int i, count, boolTmp;
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BOOL isAllDay;
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iCalAccessClass accessClass;
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iCalDateTime *date;
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iCalTimeZone *timeZone;
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/* extract values */
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startDate = [self startDate];
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endDate = [self endDate];
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uid = [self uid];
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title = [self summary];
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if (![title isNotNull])
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title = @"";
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if ([title length] > 1000)
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title = [title substringToIndex: 1000];
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location = [self location];
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if ([location length] > 255)
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location = [location substringToIndex: 255];
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sequence = [self sequence];
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accessClass = [self symbolicAccessClass];
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isAllDay = [self isAllDay];
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status = [[self status] uppercaseString];
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attendees = [self attendees];
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partmails = [attendees valueForKey: @"rfc822Email"];
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partmails = [partmails componentsJoinedByString: @"\n"];
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participants = [attendees valueForKey: @"cn"];
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participants = [participants componentsJoinedByString: @"\n"];
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/* build row */
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row = [NSMutableDictionary dictionaryWithCapacity:8];
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[row setObject: @"vevent" forKey: @"c_component"];
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if ([uid isNotNull])
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[row setObject:uid forKey: @"c_uid"];
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else
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[self logWithFormat: @"WARNING: could not extract a uid from event!"];
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boolTmp = ((isAllDay) ? 1 : 0);
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[row setObject: [NSNumber numberWithInt: boolTmp]
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forKey: @"c_isallday"];
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boolTmp = ((([self isRecurrent] || [self recurrenceId])) ? 1 : 0);
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[row setObject: [NSNumber numberWithInt: boolTmp]
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forKey: @"c_iscycle"];
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boolTmp = (([self isOpaque]) ? 1 : 0);
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[row setObject: [NSNumber numberWithInt: boolTmp]
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forKey: @"c_isopaque"];
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[row setObject: [NSNumber numberWithInt: [self priorityNumber]]
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forKey: @"c_priority"];
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[row setObject: title forKey: @"c_title"];
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if ([location isNotNull]) [row setObject: location forKey: @"c_location"];
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if ([sequence isNotNull]) [row setObject: sequence forKey: @"c_sequence"];
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if ([startDate isNotNull])
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{
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if (isAllDay)
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{
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// An all-day event usually doesn't have a timezone associated to its
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// start date; however, if it does, we convert it to GMT.
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date = (iCalDateTime*) [self uniqueChildWithTag: @"dtstart"];
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timeZone = [(iCalDateTime*) date timeZone];
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if (timeZone)
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startDate = [timeZone computedDateForDate: startDate];
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}
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[row setObject: [self quickRecordDateAsNumber: startDate
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withOffset: 0
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forAllDay: isAllDay]
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forKey: @"c_startdate"];
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}
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if ([endDate isNotNull])
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{
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if (isAllDay)
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{
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// An all-day event usually doesn't have a timezone associated to its
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// end date; however, if it does, we convert it to GMT.
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date = (iCalDateTime*) [self uniqueChildWithTag: @"dtend"];
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timeZone = [(iCalDateTime*) date timeZone];
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if (timeZone)
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endDate = [timeZone computedDateForDate: endDate];
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}
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[row setObject: [self quickRecordDateAsNumber: endDate
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withOffset: ((isAllDay) ? -1 : 0)
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forAllDay: isAllDay]
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forKey: @"c_enddate"];
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}
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if ([self isRecurrent])
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{
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NSCalendarDate *date;
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NSArray *events;
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iCalEvent *e;
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date = [self lastPossibleRecurrenceStartDate];
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if (date)
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date = [date addTimeInterval: [self durationAsTimeInterval]];
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else
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/* this could also be *nil*, but in the end it makes the fetchspecs
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more complex - thus we set it to a "reasonable" distant future */
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date = iCalDistantFuture;
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// We have to make sure that we don't have occurrences that are after
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// our -lastPossibleRecurrenceStartDate. We do that by walking through
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// the events list from the calendar component
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events = [[self parent] events];
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for (i = 0; i < [events count]; i++)
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{
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e = [events objectAtIndex: i];
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if ([e recurrenceId] && [[e startDate] compare: date] == NSOrderedDescending)
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{
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date = [e startDate];
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date = [date addTimeInterval: [e durationAsTimeInterval]];
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}
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}
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[row setObject: [self quickRecordDateAsNumber: date
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withOffset: 0 forAllDay: NO]
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forKey: @"c_cycleenddate"];
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[row setObject: [self cycleInfo] forKey: @"c_cycleinfo"];
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}
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if ([participants length] > 0)
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[row setObject: participants forKey: @"c_participants"];
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if ([partmails length] > 0)
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[row setObject: partmails forKey: @"c_partmails"];
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if ([status isNotNull])
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{
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int code = 1;
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if ([status isEqualToString: @"TENTATIVE"])
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code = 2;
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else if ([status isEqualToString: @"CANCELLED"])
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code = 0;
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[row setObject:[NSNumber numberWithInt:code] forKey: @"c_status"];
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}
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else
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{
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/* confirmed by default */
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[row setObject: [NSNumber numberWithInt: 1] forKey: @"c_status"];
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}
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[row setObject: [NSNumber numberWithUnsignedInt: accessClass]
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forKey: @"c_classification"];
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organizer = [self organizer];
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if (organizer)
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{
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NSString *email;
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email = [organizer valueForKey: @"rfc822Email"];
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if (email)
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[row setObject:email forKey: @"c_orgmail"];
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}
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/* construct partstates */
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count = [attendees count];
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partstates = [[NSMutableString alloc] initWithCapacity:count * 2];
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for (i = 0; i < count; i++)
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{
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iCalPerson *p;
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iCalPersonPartStat stat;
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p = [attendees objectAtIndex:i];
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stat = [p participationStatus];
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if (i)
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[partstates appendString: @"\n"];
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[partstates appendFormat: @"%d", stat];
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}
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[row setObject:partstates forKey: @"c_partstates"];
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[partstates release];
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/* handle alarms */
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[self updateNextAlarmDateInRow: row forContainer: theContainer nameInContainer: nameInContainer];
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/* handle categories */
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categories = [self categories];
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if ([categories count] > 0)
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[row setObject: [categories componentsJoinedByString: @","]
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forKey: @"c_category"];
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else
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[row setObject: [NSNull null] forKey: @"c_category"];
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/* handle description */
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if ([self comment])
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[row setObject: [self comment] forKey: @"c_description"];
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else
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[row setObject: [NSNull null] forKey: @"c_description"];
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return row;
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}
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- (NSTimeInterval) occurenceInterval
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{
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return (NSTimeInterval) [[self endDate] timeIntervalSinceDate: [self startDate]];
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}
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/**
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* Shift the "until dates" of the recurrence rules of the event
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* with respect to the previous end date of the event.
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* @param previousEndDate the previous end date of the event
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*/
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- (void) updateRecurrenceRulesUntilDate: (NSCalendarDate *) previousEndDate
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{
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iCalRecurrenceRule *rule;
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NSEnumerator *rules;
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NSCalendarDate *untilDate;
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int offset;
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// Recurrence rules
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rules = [[self recurrenceRules] objectEnumerator];
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while ((rule = [rules nextObject]))
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{
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untilDate = [rule untilDate];
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if (untilDate)
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{
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// The until date must match the time of the end date
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offset = [[self endDate] timeIntervalSinceDate: previousEndDate];
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untilDate = [untilDate dateByAddingYears:0
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months:0
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days:0
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hours:0
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minutes:0
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seconds:offset];
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[rule setUntilDate: untilDate];
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}
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}
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// Exception rules
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rules = [[self exceptionRules] objectEnumerator];
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while ((rule = [rules nextObject]))
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{
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untilDate = [rule untilDate];
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if (untilDate)
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{
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// The until date must match the time of the end date
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offset = [[self endDate] timeIntervalSinceDate: previousEndDate];
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untilDate = [untilDate dateByAddingYears:0
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months:0
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days:0
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hours:0
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minutes:0
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seconds:offset];
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[rule setUntilDate: untilDate];
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}
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}
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}
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/**
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* @see [iCalRepeatableEntityObject+SOGo attributes]
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* @see [iCalEntityObject+SOGo attributes]
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* @see [UIxAppointmentEditor viewAction]
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*/
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- (NSDictionary *) attributesInContext: (WOContext *) context
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{
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NSMutableDictionary *data;
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data = [NSMutableDictionary dictionaryWithDictionary: [super attributesInContext: context]];
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[data setObject: [NSNumber numberWithBool: ![self isOpaque]] forKey: @"isTransparent"];
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return data;
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}
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/**
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* @see [iCalRepeatableEntityObject+SOGo setAttributes:inContext:]
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* @see [iCalEntityObject+SOGo setAttributes:inContext:]
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* @see [UIxAppointmentEditor saveAction]
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*/
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- (void) setAttributes: (NSDictionary *) data
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inContext: (WOContext *) context
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{
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NSCalendarDate *aptStartDate, *aptEndDate, *allDayStartDate;
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NSInteger offset, nbrDays;
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NSTimeZone *timeZone;
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iCalDateTime *startDate;
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iCalTimeZone *tz;
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SOGoUserDefaults *ud;
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BOOL isAllDay;
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id o;
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[super setAttributes: data inContext: context];
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aptStartDate = aptEndDate = nil;
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// Handle start/end dates
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o = [data objectForKey: @"startDate"];
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if ([o isKindOfClass: [NSString class]] && [o length])
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aptStartDate = [self dateFromString: o inContext: context];
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o = [data objectForKey: @"endDate"];
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if ([o isKindOfClass: [NSString class]] && [o length])
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aptEndDate = [self dateFromString: o inContext: context];
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o = [data objectForKey: @"isTransparent"];
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if ([o isKindOfClass: [NSNumber class]] && [o boolValue])
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[self setTransparency: @"TRANSPARENT"];
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else
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[self setTransparency: @"OPAQUE"];
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isAllDay = [[data objectForKey: @"isAllDay"] boolValue];
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if (aptStartDate && aptEndDate && [aptStartDate earlierDate: aptEndDate] == aptStartDate)
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{
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if (isAllDay)
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{
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// Remove the vTimeZone when dealing with an all-day event.
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startDate = (iCalDateTime *)[self uniqueChildWithTag: @"dtstart"];
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tz = [startDate timeZone];
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if (tz)
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{
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[startDate setTimeZone: nil];
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[(iCalDateTime *)[self uniqueChildWithTag: @"dtend"] setTimeZone: nil];
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[[self parent] removeChild: tz];
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}
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nbrDays = round ([aptEndDate timeIntervalSinceDate: aptStartDate] / 86400) + 1;
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timeZone = [aptStartDate timeZone];
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offset = [timeZone secondsFromGMTForDate: aptStartDate];
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allDayStartDate = [aptStartDate dateByAddingYears: 0 months: 0 days: 0
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hours: 0 minutes: 0
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seconds: offset];
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[self setAllDayWithStartDate: allDayStartDate
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duration: nbrDays];
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}
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else
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{
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o = [data objectForKey: @"startTime"];
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if ([o isKindOfClass: [NSString class]] && [o length])
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[self adjustDate: &aptStartDate withTimeString: o inContext: context];
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o = [data objectForKey: @"endTime"];
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if ([o isKindOfClass: [NSString class]] && [o length])
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[self adjustDate: &aptEndDate withTimeString: o inContext: context];
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[self setStartDate: aptStartDate];
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[self setEndDate: aptEndDate];
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}
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}
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if (!isAllDay)
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{
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// Make sure there's a vTimeZone associated to the event unless it
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// is an all-day event.
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startDate = (iCalDateTime *)[self uniqueChildWithTag: @"dtstart"];
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if (![startDate timeZone])
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{
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ud = [[context activeUser] userDefaults];
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tz = [iCalTimeZone timeZoneForName: [ud timeZoneName]];
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if ([[self parent] addTimeZone: tz])
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{
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[startDate setTimeZone: tz];
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[(iCalDateTime *)[self uniqueChildWithTag: @"dtend"] setTimeZone: tz];
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}
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}
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}
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}
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- (iCalTimeZone *) adjustInContext: (WOContext *) context
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{
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iCalDateTime *startDate, *endDate;
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iCalTimeZone *timezone;
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NSCalendarDate *date;
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NSString *startDateAsString, *timezoneId;
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SOGoUserDefaults *ud;
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int delta;
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delta = 0;
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timezone = nil;
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startDate = (iCalDateTime *) [self uniqueChildWithTag: @"dtstart"];
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endDate = (iCalDateTime *) [self uniqueChildWithTag: @"dtend"];
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if (![startDate dateTime])
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{
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if ([endDate dateTime])
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{
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// End date but no start date
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delta = 60*60; // 1 hour
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[self setStartDate: [[self endDate] dateByAddingYears: 0 months: 0 days: 0 hours: 0 minutes: 0 seconds: -delta]];
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}
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else
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{
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// No start date, no end date; start the event at the first "working" hour
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date = [[NSCalendarDate calendarDate] beginOfDayForUser: [context activeUser]];
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[self setStartDate: date];
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}
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startDate = (iCalDateTime *) [self uniqueChildWithTag: @"dtstart"];
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[self errorWithFormat: @"Event with no start date; setting start date to %@ for UID %@", [startDate dateTime], [self uid]];
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}
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if ([startDate dateTime])
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{
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timezoneId = [startDate value: 0 ofAttribute: @"tzid"];
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if ([timezoneId length])
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{
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timezone = [iCalTimeZone timeZoneForName: timezoneId];
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}
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else
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{
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startDateAsString = [[startDate valuesAtIndex: 0 forKey: @""] objectAtIndex: 0];
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if (!([self isAllDay] ||
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[startDateAsString hasSuffix: @"Z"] ||
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[startDateAsString hasSuffix: @"z"]))
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{
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// The start date is a "floating time", let's use the user's timezone
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// for both the start and end dates.
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ud = [[context activeUser] userDefaults];
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timezone = [iCalTimeZone timeZoneForName: [ud timeZoneName]];
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delta = [[timezone periodForDate: [startDate dateTime]] secondsOffsetFromGMT];
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[self setStartDate: [[self startDate] dateByAddingYears: 0 months: 0 days: 0 hours: 0 minutes: 0 seconds: -delta]];
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[startDate setTimeZone: timezone];
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[self errorWithFormat: @"Event with no timezone; setting timezone %@ to start date for UID %@", [timezone tzId], [self uid]];
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if ([endDate dateTime])
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{
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[self setEndDate: [[self endDate] dateByAddingYears: 0 months: 0 days: 0 hours: 0 minutes: 0 seconds: -delta]];
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[endDate setTimeZone: timezone];
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[self errorWithFormat: @"Event with no timezone; setting timezone %@ to end date for UID %@", [timezone tzId], [self uid]];
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}
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}
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}
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}
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if (![endDate dateTime] && ![self hasDuration])
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{
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// No end date, no duration
|
|
if ([self isAllDay])
|
|
[self setDuration: @"P1D"];
|
|
else
|
|
[self setDuration: @"PT1H"];
|
|
|
|
[self errorWithFormat: @"Event with no end date; setting duration to %@ for UID %@", [self duration], [self uid]];
|
|
}
|
|
|
|
//
|
|
// We check for broken all-day events (like the ones coming from the "WebCalendar" tool) where
|
|
// the start date is equal to the end date. This clearly violates the RFC:
|
|
//
|
|
// 3.8.2.2. Date-Time End
|
|
// The value MUST be later in time than the value of the "DTSTART" property.
|
|
//
|
|
if ([self isAllDay] && [[self startDate] isEqual: [self endDate]])
|
|
{
|
|
[self setEndDate: [[self startDate] dateByAddingYears: 0 months: 0 days: 1 hours: 0 minutes: 0 seconds: 0]];
|
|
[self errorWithFormat: @"Broken all-day event; setting end date to %@ for UID %@", [self endDate], [self uid]];
|
|
}
|
|
|
|
|
|
return timezone;
|
|
|
|
}
|
|
|
|
@end
|