Monotone-Revision: 1511bbd8b48b40b0958416f6289e1bd49b1bbb9a Monotone-Author: wsourdeau@inverse.ca Monotone-Date: 2007-03-30T18:09:38 Monotone-Branch: ca.inverse.sogo
508 lines
14 KiB
Objective-C
508 lines
14 KiB
Objective-C
/*
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Copyright (C) 2004-2005 SKYRIX Software AG
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This file is part of OpenGroupware.org.
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OGo is free software; you can redistribute it and/or modify it under
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the terms of the GNU Lesser General Public License as published by the
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Free Software Foundation; either version 2, or (at your option) any
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later version.
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OGo is distributed in the hope that it will be useful, but WITHOUT ANY
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WARRANTY; without even the implied warranty of MERCHANTABILITY or
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FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
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License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with OGo; see the file COPYING. If not, write to the
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Free Software Foundation, 59 Temple Place - Suite 330, Boston, MA
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02111-1307, USA.
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*/
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#import "SOGoTaskObject.h"
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#import <NGCards/iCalCalendar.h>
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#import <NGCards/iCalToDo.h>
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#import <NGCards/iCalEventChanges.h>
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#import <NGCards/iCalPerson.h>
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#import <SOGo/AgenorUserManager.h>
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#import <NGMime/NGMime.h>
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#import <NGMail/NGMail.h>
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#import <NGMail/NGSendMail.h>
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#import "SOGoAptMailNotification.h"
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#import "common.h"
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#import "NSArray+Appointments.h"
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@interface SOGoTaskObject (PrivateAPI)
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- (NSString *) homePageURLForPerson: (iCalPerson *) _person;
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@end
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@implementation SOGoTaskObject
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static NSString *mailTemplateDefaultLanguage = nil;
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+ (void)initialize {
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NSUserDefaults *ud;
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static BOOL didInit = NO;
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if (didInit) return;
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didInit = YES;
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ud = [NSUserDefaults standardUserDefaults];
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mailTemplateDefaultLanguage = [[ud stringForKey:@"SOGoDefaultLanguage"]
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retain];
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if (!mailTemplateDefaultLanguage)
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mailTemplateDefaultLanguage = @"French";
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}
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- (NSString *) componentTag
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{
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return @"vtodo";
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}
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/* iCal handling */
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- (NSArray *)attendeeUIDsFromTask:(iCalToDo *)_task {
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AgenorUserManager *um;
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NSMutableArray *uids;
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NSArray *attendees;
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unsigned i, count;
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NSString *email, *uid;
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if (![_task isNotNull])
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return nil;
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if ((attendees = [_task attendees]) == nil)
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return nil;
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count = [attendees count];
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uids = [NSMutableArray arrayWithCapacity:count + 1];
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um = [AgenorUserManager sharedUserManager];
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/* add organizer */
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email = [[_task organizer] rfc822Email];
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if ([email isNotNull]) {
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uid = [um getUIDForEmail:email];
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if ([uid isNotNull]) {
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[uids addObject:uid];
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}
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else
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[self logWithFormat:@"Note: got no uid for organizer: '%@'", email];
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}
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/* add attendees */
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for (i = 0; i < count; i++) {
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iCalPerson *person;
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person = [attendees objectAtIndex:i];
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email = [person rfc822Email];
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if (![email isNotNull]) continue;
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uid = [um getUIDForEmail:email];
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if (![uid isNotNull]) {
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[self logWithFormat:@"Note: got no uid for email: '%@'", email];
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continue;
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}
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if (![uids containsObject: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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/* folder management */
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- (id)lookupHomeFolderForUID:(NSString *)_uid inContext:(id)_ctx {
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// TODO: what does this do? lookup the home of the organizer?
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return [[self container] lookupHomeFolderForUID:_uid inContext:_ctx];
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}
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- (NSArray *)lookupCalendarFoldersForUIDs:(NSArray *)_uids inContext:(id)_ctx {
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return [[self container] lookupCalendarFoldersForUIDs:_uids inContext:_ctx];
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}
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/* store in all the other folders */
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- (NSException *)saveContentString:(NSString *)_iCal inUIDs:(NSArray *)_uids {
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NSEnumerator *e;
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id folder;
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NSException *allErrors = nil;
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id ctx;
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ctx = [[WOApplication application] context];
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e = [[self lookupCalendarFoldersForUIDs:_uids inContext:ctx]
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objectEnumerator];
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while ((folder = [e nextObject]) != nil) {
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NSException *error;
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SOGoTaskObject *task;
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if (![folder isNotNull]) /* no folder was found for given UID */
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continue;
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task = [folder lookupName:[self nameInContainer] inContext:ctx
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acquire:NO];
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if ([task isKindOfClass: [NSException class]])
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{
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[self logWithFormat:@"Note: an exception occured finding '%@' in folder: %@",
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[self nameInContainer], folder];
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[self logWithFormat:@"the exception reason was: %@",
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[(NSException *) task reason]];
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continue;
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}
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if (![task isNotNull]) {
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[self logWithFormat:@"Note: did not find '%@' in folder: %@",
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[self nameInContainer], folder];
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continue;
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}
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if ((error = [task primarySaveContentString:_iCal]) != nil) {
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[self logWithFormat:@"Note: failed to save iCal in folder: %@", folder];
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// TODO: make compound
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allErrors = error;
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}
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}
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return allErrors;
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}
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- (NSException *)deleteInUIDs:(NSArray *)_uids {
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NSEnumerator *e;
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id folder;
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NSException *allErrors = nil;
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id ctx;
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ctx = [[WOApplication application] context];
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e = [[self lookupCalendarFoldersForUIDs:_uids inContext:ctx]
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objectEnumerator];
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while ((folder = [e nextObject])) {
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NSException *error;
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SOGoTaskObject *task;
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task = [folder lookupName:[self nameInContainer] inContext:ctx
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acquire:NO];
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if (![task isNotNull]) {
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[self logWithFormat:@"Note: did not find '%@' in folder: %@",
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[self nameInContainer], folder];
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continue;
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}
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if ([task isKindOfClass: [NSException class]]) {
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[self logWithFormat:@"Exception: %@", [(NSException *) task reason]];
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continue;
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}
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if ((error = [task primaryDelete]) != nil) {
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[self logWithFormat:@"Note: failed to delete in folder: %@", folder];
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// TODO: make compound
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allErrors = error;
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}
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}
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return allErrors;
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}
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/* "iCal multifolder saves" */
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- (NSException *) saveContentString: (NSString *) _iCal
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baseSequence: (int) _v
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{
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/*
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Note: we need to delete in all participants folders and send iMIP messages
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for all external accounts.
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Steps:
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- fetch stored content
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- parse old content
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- check if sequence matches (or if 0=ignore)
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- extract old attendee list + organizer (make unique)
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- parse new content (ensure that sequence is increased!)
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- extract new attendee list + organizer (make unique)
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- make a diff => new, same, removed
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- write to new, same
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- delete in removed folders
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- send iMIP mail for all folders not found
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*/
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// AgenorUserManager *um;
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// iCalCalendar *calendar;
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// iCalToDo *oldApt, *newApt;
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// // iCalToDoChanges *changes;
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// iCalPerson *organizer;
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// NSString *oldContent, *uid;
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// NSArray *uids, *props;
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// NSMutableArray *attendees, *storeUIDs, *removedUIDs;
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NSException *storeError, *delError;
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// BOOL updateForcesReconsider;
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// updateForcesReconsider = NO;
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// if ([_iCal length] == 0) {
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// return [NSException exceptionWithHTTPStatus:400 /* Bad Request */
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// reason:@"got no iCalendar content to store!"];
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// }
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// um = [AgenorUserManager sharedUserManager];
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// /* handle old content */
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// oldContent = [self contentAsString]; /* if nil, this is a new task */
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// if ([oldContent length] == 0)
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// {
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// /* new task */
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// [self debugWithFormat:@"saving new task: %@", _iCal];
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// oldApt = nil;
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// }
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// else
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// {
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// calendar = [iCalCalendar parseSingleFromSource: oldContent];
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// oldApt = [self firstTaskFromCalendar: calendar];
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// }
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// /* compare sequence if requested */
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// if (_v != 0) {
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// // TODO
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// }
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// /* handle new content */
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// calendar = [iCalCalendar parseSingleFromSource: _iCal];
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// newApt = [self firstTaskFromCalendar: calendar];
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// if (newApt == nil) {
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// return [NSException exceptionWithHTTPStatus:400 /* Bad Request */
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// reason:@"could not parse iCalendar content!"];
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// }
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// /* diff */
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// changes = [iCalToDoChanges changesFromEvent: oldApt
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// toEvent: newApt];
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// uids = [um getUIDsForICalPersons:[changes deletedAttendees]
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// applyStrictMapping:NO];
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// removedUIDs = [NSMutableArray arrayWithArray:uids];
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// uids = [um getUIDsForICalPersons:[newApt attendees]
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// applyStrictMapping:NO];
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// storeUIDs = [NSMutableArray arrayWithArray:uids];
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// props = [changes updatedProperties];
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// /* detect whether sequence has to be increased */
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// if ([changes hasChanges])
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// [newApt increaseSequence];
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// /* preserve organizer */
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// organizer = [newApt organizer];
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// uid = [um getUIDForICalPerson:organizer];
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// if (uid) {
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// if (![storeUIDs containsObject:uid])
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// [storeUIDs addObject:uid];
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// [removedUIDs removeObject:uid];
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// }
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// /* organizer might have changed completely */
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// if (oldApt && ([props containsObject: @"organizer"])) {
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// uid = [um getUIDForICalPerson:[oldApt organizer]];
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// if (uid) {
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// if (![storeUIDs containsObject:uid]) {
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// if (![removedUIDs containsObject:uid]) {
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// [removedUIDs addObject:uid];
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// }
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// }
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// }
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// }
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// [self debugWithFormat:@"UID ops:\n store: %@\n remove: %@",
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// storeUIDs, removedUIDs];
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// /* if time did change, all participants have to re-decide ...
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// * ... exception from that rule: the organizer
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// */
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// if (oldApt != nil &&
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// ([props containsObject:@"startDate"] ||
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// [props containsObject:@"endDate"] ||
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// [props containsObject:@"duration"]))
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// {
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// NSArray *ps;
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// unsigned i, count;
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// ps = [newApt attendees];
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// count = [ps count];
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// for (i = 0; i < count; i++) {
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// iCalPerson *p;
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// p = [ps objectAtIndex:i];
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// if (![p hasSameEmailAddress:organizer])
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// [p setParticipationStatus:iCalPersonPartStatNeedsAction];
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// }
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// _iCal = [[newApt parent] versitString];
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// updateForcesReconsider = YES;
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// }
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// /* perform storing */
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storeError = [self primarySaveContentString: _iCal];
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// storeError = [self saveContentString:_iCal inUIDs:storeUIDs];
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// delError = [self deleteInUIDs:removedUIDs];
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// TODO: make compound
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if (storeError != nil) return storeError;
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// if (delError != nil) return delError;
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/* email notifications */
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// if ([self sendEMailNotifications])
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// {
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// attendees = [NSMutableArray arrayWithArray:[changes insertedAttendees]];
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// [attendees removePerson:organizer];
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// [self sendInvitationEMailForTask:newApt
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// toAttendees:attendees];
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// if (updateForcesReconsider) {
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// attendees = [NSMutableArray arrayWithArray:[newApt attendees]];
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// [attendees removeObjectsInArray:[changes insertedAttendees]];
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// [attendees removePerson:organizer];
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// [self sendEMailUsingTemplateNamed: @"Update"
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// forOldObject: oldApt
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// andNewObject: newApt
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// toAttendees: attendees];
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// }
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// attendees = [NSMutableArray arrayWithArray:[changes deletedAttendees]];
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// [attendees removePerson: organizer];
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// if ([attendees count]) {
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// iCalToDo *canceledApt;
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// canceledApt = [newApt copy];
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// [(iCalCalendar *) [canceledApt parent] setMethod: @"cancel"];
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// [self sendEMailUsingTemplateNamed: @"Removal"
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// forOldObject: nil
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// andNewObject: canceledApt
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// toAttendees: attendees];
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// [canceledApt release];
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// }
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// }
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return nil;
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}
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- (NSException *)deleteWithBaseSequence:(int)_v {
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/*
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Note: We need to delete in all participants folders and send iMIP messages
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for all external accounts.
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Delete is basically identical to save with all attendees and the
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organizer being deleted.
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Steps:
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- fetch stored content
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- parse old content
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- check if sequence matches (or if 0=ignore)
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- extract old attendee list + organizer (make unique)
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- delete in removed folders
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- send iMIP mail for all folders not found
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*/
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iCalToDo *task;
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NSArray *removedUIDs;
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NSMutableArray *attendees;
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/* load existing content */
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task = (iCalToDo *) [self component: NO];
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/* compare sequence if requested */
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if (_v != 0) {
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// TODO
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}
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removedUIDs = [self attendeeUIDsFromTask:task];
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if ([self sendEMailNotifications])
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{
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/* send notification email to attendees excluding organizer */
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attendees = [NSMutableArray arrayWithArray:[task attendees]];
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[attendees removePerson:[task organizer]];
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/* flag task as being canceled */
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[(iCalCalendar *) [task parent] setMethod: @"cancel"];
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[task increaseSequence];
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/* remove all attendees to signal complete removal */
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[task removeAllAttendees];
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/* send notification email */
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[self sendEMailUsingTemplateNamed: @"Deletion"
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forOldObject: nil
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andNewObject: task
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toAttendees: attendees];
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}
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/* perform */
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return [self deleteInUIDs:removedUIDs];
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}
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- (NSException *)saveContentString:(NSString *)_iCalString {
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return [self saveContentString:_iCalString baseSequence:0];
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}
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- (NSException *)changeParticipationStatus:(NSString *)_status
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inContext:(id)_ctx
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{
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iCalToDo *task;
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iCalPerson *p;
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NSString *newContent;
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NSException *ex;
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NSString *myEMail;
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// TODO: do we need to use SOGoTask? (prefer iCalToDo?)
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task = (iCalToDo *) [self component: NO];
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if (task == nil) {
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return [NSException exceptionWithHTTPStatus:500 /* Server Error */
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reason:@"unable to parse task record"];
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}
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myEMail = [[_ctx activeUser] email];
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if ((p = [task findParticipantWithEmail:myEMail]) == nil) {
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return [NSException exceptionWithHTTPStatus:404 /* Not Found */
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reason:@"user does not participate in this "
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@"task"];
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}
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[p setPartStat:_status];
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newContent = [[task parent] versitString];
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// TODO: send iMIP reply mails?
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// [task release]; task = nil;
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if (newContent == nil) {
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return [NSException exceptionWithHTTPStatus:500 /* Server Error */
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reason:@"Could not generate iCalendar data ..."];
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}
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if ((ex = [self saveContentString:newContent]) != nil) {
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// TODO: why is the exception wrapped?
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return [NSException exceptionWithHTTPStatus:500 /* Server Error */
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reason:[ex reason]];
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}
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return nil /* means: no error */;
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}
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/* message type */
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- (NSString *)outlookMessageClass {
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return @"IPM.Task";
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}
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@end /* SOGoTaskObject */
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