360 lines
10 KiB
Objective-C
360 lines
10 KiB
Objective-C
/* iCalEvent+SOGo.m - this file is part of SOGo
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*
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* Copyright (C) 2007-2014 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/NSArray.h>
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#import <Foundation/NSCalendarDate.h>
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#import <Foundation/NSDictionary.h>
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#import <Foundation/NSEnumerator.h>
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#import <Foundation/NSValue.h>
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#import <NGExtensions/NGCalendarDateRange.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/iCalAlarm.h>
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#import <NGCards/iCalDateTime.h>
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#import <NGCards/iCalTimeZone.h>
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#import <NGCards/iCalEvent.h>
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#import <NGCards/iCalPerson.h>
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#import <NGCards/iCalRecurrenceRule.h>
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#import <NGCards/iCalTrigger.h>
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#import <NGCards/NSString+NGCards.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 *) quickRecordForContainer: (id) theContainer
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{
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NSMutableDictionary *row;
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NSCalendarDate *startDate, *endDate, *nextAlarmDate;
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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]) ? 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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date = [self lastPossibleRecurrenceStartDate];
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if (!date)
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{
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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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}
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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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nextAlarmDate = nil;
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if (![self isRecurrent] && [self hasAlarms])
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{
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// We currently have the following limitations for alarms:
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// - the component must not be recurrent;
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// - only the first alarm is considered;
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// - the alarm's action must be of type DISPLAY;
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//
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// Morever, we don't update the quick table if the property X-WebStatus
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// of the trigger is set to "triggered".
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iCalAlarm *anAlarm;
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NSString *webstatus;
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anAlarm = [[self alarms] objectAtIndex: 0];
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if ([[anAlarm action] caseInsensitiveCompare: @"DISPLAY"] == NSOrderedSame)
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{
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webstatus = [[anAlarm trigger] value: 0 ofAttribute: @"x-webstatus"];
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if (!webstatus
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|| ([webstatus caseInsensitiveCompare: @"TRIGGERED"]
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!= NSOrderedSame))
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nextAlarmDate = [anAlarm nextAlarmDate];
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}
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}
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if ([nextAlarmDate isNotNull])
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[row setObject: [NSNumber numberWithInt: [nextAlarmDate timeIntervalSince1970]]
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forKey: @"c_nextalarm"];
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else
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[row setObject: [NSNumber numberWithInt: 0] forKey: @"c_nextalarm"];
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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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return row;
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}
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/**
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* Extract the start and end dates from the event, from which all recurrence
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* calculations will be based on.
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* @return the range of the first occurrence.
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*/
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- (NGCalendarDateRange *) firstOccurenceRange
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{
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NSCalendarDate *start, *end;
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NGCalendarDateRange *firstRange;
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NSArray *dates;
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firstRange = nil;
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dates = [[[self uniqueChildWithTag: @"dtstart"] valuesForKey: @""] lastObject];
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if ([dates count] > 0)
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{
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start = [[dates lastObject] asCalendarDate]; // ignores timezone
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end = [start addTimeInterval: [self occurenceInterval]];
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firstRange = [NGCalendarDateRange calendarDateRangeWithStartDate: start
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endDate: end];
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}
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return firstRange;
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}
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- (unsigned int) occurenceInterval
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{
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return [[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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@end
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