448 lines
13 KiB
Objective-C
448 lines
13 KiB
Objective-C
/* iCalEntityObject+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/NSEnumerator.h>
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#import <Foundation/NSString.h>
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#import <Foundation/NSValue.h>
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#import <Foundation/NSTimeZone.h>
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#import <NGCards/iCalAlarm.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/iCalRepeatableEntityObject.h>
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#import <NGExtensions/NGCalendarDateRange.h>
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#import <NGExtensions/NSNull+misc.h>
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#import "SOGoAppointmentFolder.h"
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#import <NGObjWeb/WOApplication.h>
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#import <NGObjWeb/WOContext+SoObjects.h>
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#import <SOGo/NSArray+Utilities.h>
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#import <SOGo/SOGoUser.h>
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#import <SOGo/SOGoUserDefaults.h>
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#import "iCalPerson+SOGo.h"
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#import "iCalCalendar+SOGo.h"
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#import "iCalEntityObject+SOGo.h"
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NSCalendarDate *iCalDistantFuture = nil;
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NSNumber *iCalDistantFutureNumber = nil;
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@implementation iCalEntityObject (SOGoExtensions)
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+ (void) initializeSOGoExtensions
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{
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if (!iCalDistantFuture)
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{
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iCalDistantFuture = [[NSCalendarDate distantFuture] retain];
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/* INT_MAX due to Postgres constraint */
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iCalDistantFutureNumber = [[NSNumber numberWithUnsignedInt: INT_MAX] retain];
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}
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}
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- (BOOL) userIsAttendee: (SOGoUser *) user
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{
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NSEnumerator *attendees;
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iCalPerson *currentAttendee;
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BOOL isAttendee;
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isAttendee = NO;
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attendees = [[self attendees] objectEnumerator];
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currentAttendee = [attendees nextObject];
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while (!isAttendee
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&& currentAttendee)
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if ([user hasEmail: [currentAttendee rfc822Email]])
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isAttendee = YES;
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else
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currentAttendee = [attendees nextObject];
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return isAttendee;
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}
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- (iCalPerson *) userAsAttendee: (SOGoUser *) user
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{
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NSEnumerator *attendees;
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iCalPerson *currentAttendee, *userAttendee;
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userAttendee = nil;
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attendees = [[self attendees] objectEnumerator];
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while (!userAttendee
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&& (currentAttendee = [attendees nextObject]))
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if ([user hasEmail: [currentAttendee rfc822Email]])
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userAttendee = currentAttendee;
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return userAttendee;
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}
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- (BOOL) userIsOrganizer: (SOGoUser *) user
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{
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NSString *mail;
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BOOL b;
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mail = [[self organizer] rfc822Email];
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b = [user hasEmail: mail];
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if (b) return YES;
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// We check for the SENT-BY
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mail = [[self organizer] sentBy];
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if ([mail length])
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return [user hasEmail: mail];
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return NO;
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}
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- (NSArray *) attendeeUIDs
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{
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NSEnumerator *attendees;
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NSString *uid;
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iCalPerson *currentAttendee;
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NSMutableArray *uids;
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uids = [NSMutableArray array];
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attendees = [[self attendees] objectEnumerator];
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while ((currentAttendee = [attendees nextObject]))
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{
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uid = [currentAttendee uid];
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if (uid)
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[uids addObject: uid];
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}
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return uids;
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}
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#warning this method should be implemented in a category of iCalToDo
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- (BOOL) isStillRelevant
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{
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[self subclassResponsibility: _cmd];
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return NO;
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}
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- (id) itipEntryWithMethod: (NSString *) method
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{
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iCalCalendar *newCalendar;
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iCalEntityObject *currentEvent, *newEntry;
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iCalPerson *organizer;
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NSArray *events;
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int i, count;
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newCalendar = [parent mutableCopy];
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[newCalendar autorelease];
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[newCalendar setMethod: method];
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events = [newCalendar childrenWithTag: tag];
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count = [events count];
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if (count > 1)
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{
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// If the event is recurrent, remove all occurences
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organizer = [[(iCalEntityObject *)[newCalendar firstChildWithTag: tag] organizer] mutableCopy];
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for (i = 0; i < count; i++)
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{
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currentEvent = [events objectAtIndex: i];
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[[newCalendar children] removeObject: currentEvent];
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}
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newEntry = [[self mutableCopy] autorelease];
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[newEntry setOrganizer: organizer];
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[newCalendar addChild: newEntry];
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}
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else
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newEntry = (iCalEntityObject *) [newCalendar firstChildWithTag: tag];
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return newEntry;
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}
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- (NSArray *) attendeesWithoutUser: (SOGoUser *) user
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{
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NSMutableArray *newAttendees;
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NSArray *oldAttendees;
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unsigned int count, max;
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iCalPerson *currentAttendee;
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NSString *userID, *domain;
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userID = [user login];
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domain = [user domain];
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oldAttendees = [self attendees];
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max = [oldAttendees count];
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newAttendees = [NSMutableArray arrayWithCapacity: max];
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for (count = 0; count < max; count++)
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{
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currentAttendee = [oldAttendees objectAtIndex: count];
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if (![[currentAttendee uidInDomain: domain] isEqualToString: userID])
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[newAttendees addObject: currentAttendee];
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}
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return newAttendees;
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}
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- (NSNumber *) quickRecordDateAsNumber: (NSCalendarDate *) _date
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withOffset: (int) offset
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forAllDay: (BOOL) allDay
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{
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NSTimeInterval seconds;
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NSNumber *dateNumber;
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if (_date == iCalDistantFuture)
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dateNumber = iCalDistantFutureNumber;
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else
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{
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seconds = [_date timeIntervalSince1970] + offset;
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if (allDay)
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seconds += [[_date timeZone] secondsFromGMT];
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dateNumber = [NSNumber numberWithInt: seconds];
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}
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return dateNumber;
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}
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- (NSMutableDictionary *) quickRecordFromContent: (NSString *) theContent
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container: (id) theContainer
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{
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[self subclassResponsibility: _cmd];
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return nil;
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}
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- (int) priorityNumber
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{
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NSString *prio;
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NSRange r;
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int priorityNumber;
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prio = [self priority];
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if (prio)
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{
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r = [prio rangeOfString: @";"];
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if (r.length)
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prio = [prio substringToIndex:r.location];
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priorityNumber = [prio intValue];
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}
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else
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priorityNumber = 0;
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return priorityNumber;
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}
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- (NSString *) createdBy
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{
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NSString *created_by;
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created_by = [[self firstChildWithTag: @"X-SOGo-Component-Created-By"] flattenedValuesForKey: @""];
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// We consider "SENT-BY" in case our custom header isn't found
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if (![created_by length])
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{
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created_by = [[self organizer] sentBy];
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}
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return created_by;
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}
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//
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// We ignore ACTION:PROCEDURE for now.
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//
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- (iCalAlarm *) firstSupportedAlarm
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{
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iCalAlarm *anAlarm;
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NSArray *alarms;
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int i;
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alarms = [self alarms];
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for (i = 0; i < [alarms count]; i++)
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{
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anAlarm = [[self alarms] objectAtIndex: i];
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if ([[anAlarm action] caseInsensitiveCompare: @"DISPLAY"] == NSOrderedSame ||
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[[anAlarm action] caseInsensitiveCompare: @"AUDIO"] == NSOrderedSame ||
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[[anAlarm action] caseInsensitiveCompare: @"EMAIL"] == NSOrderedSame)
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return anAlarm;
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}
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return nil;
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}
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- (iCalAlarm *) firstDisplayOrAudioAlarm
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{
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iCalAlarm *anAlarm;
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NSArray *alarms;
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int i;
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alarms = [self alarms];
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for (i = 0; i < [alarms count]; i++)
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{
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anAlarm = [[self alarms] objectAtIndex: i];
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if ([[anAlarm action] caseInsensitiveCompare: @"DISPLAY"] == NSOrderedSame ||
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[[anAlarm action] caseInsensitiveCompare: @"AUDIO"] == NSOrderedSame)
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return anAlarm;
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}
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return nil;
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}
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- (void) updateNextAlarmDateInRow: (NSMutableDictionary *) row
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forContainer: (id) theContainer
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{
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NSCalendarDate *nextAlarmDate;
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nextAlarmDate = nil;
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if ([self hasAlarms])
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{
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// We currently have the following limitations for alarms:
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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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if (![(id)self isRecurrent])
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{
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anAlarm = [self firstDisplayOrAudioAlarm];
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if (anAlarm)
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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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else
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{
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// TODO: handle email alarms here
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}
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}
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// Recurring event/task
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else
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{
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NSCalendarDate *start, *end;
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NGCalendarDateRange *range;
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NSMutableArray *alarms;
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alarms = [NSMutableArray array];
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start = [NSCalendarDate date];
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end = [start addYear:1 month:0 day:0 hour:0 minute:0 second:0];
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range = [NGCalendarDateRange calendarDateRangeWithStartDate: start
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endDate: end];
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// Always check if container is defined. If not, that means this method
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// call was reentrant.
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if (theContainer)
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{
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NSTimeInterval now;
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int i, v, delta, c_startdate, c_nextalarm;
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//
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// Here is the logic:
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//
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// We flatten the structure. When flattening it (or after), we compute the alarm based on the trigger for every single
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// event part of the recurrence rule. Exceptions can have their own triggers. Then, we start from NOW and move forward,
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// and we look at the closest one. When found one, we pick it and store it in c_nextalarm.
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//
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// When popping up the alarm, we must find for which occurence it is - so we can show the proper start/end time, or even
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// infos from the exception. It gets tricky because the user could have snoozed the alarm. So here is the logic:
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//
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// We flatten the structure and compute the alarms based on triggers. If c_nextalarm is a match, we have have a winner.
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// If we don't have a match, we pick the event for which its trigger is the closest to the c_nextalarm.
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//
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nextAlarmDate = nil;
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[theContainer flattenCycleRecord: (id)row
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forRange: range
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intoArray: alarms
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withCalendar: [self parent]];
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// We pickup the closest one from now. We remove the actual reminder (ie., 15 mins before - plus 1 minute for roundups)
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// so we don't pickup the same alarm over and over. This could happen if our alarm popups and the user clicks on "Cancel".
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// In case of a repetitive event, we want to pickup the next one (next day for example), and not the one that has just
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// popped up.
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now = [start timeIntervalSince1970];
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v = 0;
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for (i = 0; i < [alarms count]; i++)
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{
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c_startdate = [[[alarms objectAtIndex: i] objectForKey: @"c_startdate"] intValue];
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c_nextalarm = [[[alarms objectAtIndex: i] objectForKey: @"c_nextalarm"] intValue];
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delta = (c_startdate - now - (c_startdate - c_nextalarm)) - 60;
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// If value is not initialized, we grab it right away
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if (!v && delta > 0)
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v = delta;
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// If we found a smaller delta than before, use it.
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if (v > 0 && delta > 0 && delta <= v)
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{
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id o;
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// Find the relevant component
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if ([self respondsToSelector: @selector(endDate)])
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o = [[self parent] eventWithRecurrenceID: [[alarms objectAtIndex: i] objectForKey: @"c_recurrence_id"]];
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else
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o = [[self parent] todoWithRecurrenceID: [[alarms objectAtIndex: i] objectForKey: @"c_recurrence_id"]];
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if (!o)
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o = self;
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if ([[o alarms] count])
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{
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anAlarm = [self firstDisplayOrAudioAlarm];
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if (anAlarm)
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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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v = delta;
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nextAlarmDate = [NSDate dateWithTimeIntervalSince1970: [[[alarms objectAtIndex: i] objectForKey: @"c_nextalarm"] intValue]];
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}
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else
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{
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// TODO: handle email alarms here
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}
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}
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}
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} // for ( ... )
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} // if (theContainer)
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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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}
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@end
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