458 lines
12 KiB
Objective-C
458 lines
12 KiB
Objective-C
/* UIxMailPartICalActions.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/NSCalendarDate.h>
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#import <Foundation/NSDictionary.h>
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#import <Foundation/NSValue.h>
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#import <NGObjWeb/NSException+HTTP.h>
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#import <NGObjWeb/WOContext+SoObjects.h>
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#import <NGObjWeb/WORequest.h>
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#import <NGObjWeb/WOResponse.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 <NGImap4/NGImap4EnvelopeAddress.h>
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#import <Appointments/iCalEvent+SOGo.h>
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#import <Appointments/iCalPerson+SOGo.h>
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#import <Appointments/SOGoAppointmentObject.h>
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#import <Appointments/SOGoAppointmentFolder.h>
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#import <Appointments/SOGoAppointmentFolders.h>
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#import <Mailer/SOGoMailObject.h>
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#import <SOGo/SOGoUser.h>
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#import <SOGo/NSString+Utilities.h>
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#import <Mailer/SOGoMailBodyPart.h>
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#import "UIxMailPartICalActions.h"
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@implementation UIxMailPartICalActions
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- (iCalEvent *) _emailEvent
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{
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iCalCalendar *emailCalendar;
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NSString *eventString;
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NSData *content;
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content = [[self clientObject] fetchBLOB];
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eventString = [[NSString alloc] initWithData: content
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encoding: NSUTF8StringEncoding];
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if (!eventString)
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eventString = [[NSString alloc] initWithData: content
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encoding: NSISOLatin1StringEncoding];
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emailCalendar = [iCalCalendar parseSingleFromSource: eventString];
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[eventString release];
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return (iCalEvent *) [emailCalendar firstChildWithTag: @"vevent"];
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}
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//
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//
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//
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- (SOGoAppointmentObject *) _eventObjectWithUID: (NSString *) uid
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forUser: (SOGoUser *) user
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{
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SOGoAppointmentFolder *folder;
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SOGoAppointmentObject *eventObject;
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NSArray *folders;
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NSEnumerator *e;
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NSString *cname, *userLogin;
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eventObject = nil;
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userLogin = [user login];
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folders = [[user calendarsFolderInContext: context] subFolders];
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e = [folders objectEnumerator];
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while (eventObject == nil && (folder = [e nextObject]))
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{
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if ([[folder ownerInContext: nil] isEqualToString: userLogin])
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{
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cname = [folder resourceNameForEventUID: uid];
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if (cname)
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{
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eventObject = [folder lookupName: cname inContext: context
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acquire: NO];
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if ([eventObject isKindOfClass: [NSException class]])
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eventObject = nil;
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}
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}
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}
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if (!eventObject)
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{
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folder = [user personalCalendarFolderInContext: context];
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eventObject = [SOGoAppointmentObject objectWithName: uid
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inContainer: folder];
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[eventObject setIsNew: YES];
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}
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return eventObject;
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}
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//
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//
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//
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- (SOGoAppointmentObject *) _eventObjectWithUID: (NSString *) uid
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{
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#warning this will not work if Bob reads emails of Alice and accepts events for her
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return [self _eventObjectWithUID: uid forUser: [context activeUser]];
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}
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//
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//
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//
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- (void) _fixOrganizerInEvent: (iCalEvent *) brokenEvent
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{
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iCalPerson *organizer;
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SOGoMailObject *mail;
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NSArray *addresses;
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NGImap4EnvelopeAddress *from;
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id value;
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organizer = nil;
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mail = [[self clientObject] mailObject];
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addresses = [mail replyToEnvelopeAddresses];
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if (![addresses count])
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addresses = [mail fromEnvelopeAddresses];
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if ([addresses count] > 0)
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{
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from = [addresses objectAtIndex: 0];
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value = [from baseEMail];
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if ([value isNotNull])
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{
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organizer = [iCalPerson elementWithTag: @"organizer"];
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[organizer setEmail: value];
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value = [from personalName];
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if ([value isNotNull])
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[organizer setCn: value];
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[brokenEvent setOrganizer: organizer];
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}
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}
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if (!organizer)
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[self errorWithFormat: @"no organizer could be found, SOGo will crash"
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@" if the user replies"];
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}
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//
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//
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//
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- (iCalEvent *) _setupChosenEventAndEventObject: (SOGoAppointmentObject **) eventObject
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{
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iCalEvent *emailEvent, *calendarEvent, *chosenEvent;
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iCalPerson *organizer;
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emailEvent = [self _emailEvent];
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if (emailEvent)
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{
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*eventObject = [self _eventObjectWithUID: [emailEvent uid]];
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if ([*eventObject isNew])
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{
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chosenEvent = emailEvent;
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[*eventObject saveCalendar: [emailEvent parent]];
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}
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else
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{
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if ([emailEvent recurrenceId])
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{
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// Event attached to email is not complete -- retrieve it
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// from the database.
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NSString *recurrenceTime;
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recurrenceTime = [NSString stringWithFormat: @"%f",
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[[emailEvent recurrenceId] timeIntervalSince1970]];
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calendarEvent = (iCalEvent *)[*eventObject lookupOccurrence: recurrenceTime];
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}
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else
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calendarEvent = (iCalEvent *) [*eventObject component: NO secure: NO];
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if (calendarEvent != nil)
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{
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// Calendar event still exists -- verify which of the calendar
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// and email events is the most recent. We must also update
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// the event (or recurrence-id) with the email's content, otherwise
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// we would never get major properties updates
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if ([calendarEvent compare: emailEvent] == NSOrderedAscending)
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{
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iCalCalendar *parent;
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parent = [calendarEvent parent];
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[parent removeChild: calendarEvent];
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[parent addChild: emailEvent];
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[*eventObject saveCalendar: parent];
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[*eventObject flush];
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chosenEvent = emailEvent;
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}
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else
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{
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chosenEvent = calendarEvent;
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if (![[[chosenEvent parent] method] length])
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[[chosenEvent parent] setMethod: [[emailEvent parent] method]];
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}
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}
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else
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chosenEvent = emailEvent;
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}
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organizer = [chosenEvent organizer];
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if (![[organizer rfc822Email] length])
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[self _fixOrganizerInEvent: chosenEvent];
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}
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else
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chosenEvent = nil;
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return chosenEvent;
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}
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//
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//
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//
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- (WOResponse *) _changePartStatusAction: (NSString *) newStatus
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withDelegate: (iCalPerson *) delegate
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{
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WOResponse *response;
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SOGoAppointmentObject *eventObject;
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iCalEvent *chosenEvent;
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chosenEvent = [self _setupChosenEventAndEventObject: &eventObject];
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if (chosenEvent)
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{
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response = (WOResponse*)[eventObject changeParticipationStatus: newStatus
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withDelegate: delegate
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alarm: nil
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forRecurrenceId: [chosenEvent recurrenceId]];
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// if (ex)
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// response = ex; //[self responseWithStatus: 500];
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// else
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if (!response)
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response = [self responseWith204];
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}
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else
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{
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response = [context response];
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[response setStatus: 409];
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}
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return response;
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}
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- (WOResponse *) acceptAction
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{
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return [self _changePartStatusAction: @"ACCEPTED"
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withDelegate: nil];
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}
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- (WOResponse *) declineAction
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{
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return [self _changePartStatusAction: @"DECLINED"
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withDelegate: nil];
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}
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- (WOResponse *) tentativeAction
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{
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return [self _changePartStatusAction: @"TENTATIVE"
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withDelegate: nil];
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}
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- (WOResponse *) delegateAction
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{
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// BOOL receiveUpdates;
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NSString *delegatedEmail, *delegatedUid;
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iCalPerson *delegatedAttendee;
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NSDictionary *content;
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SOGoUser *user;
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WORequest *request;
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WOResponse *response;
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request = [context request];
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content = [[request contentAsString] objectFromJSONString];
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delegatedEmail = [content objectForKey: @"delegatedTo"];
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if ([delegatedEmail length])
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{
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user = [context activeUser];
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delegatedAttendee = [iCalPerson new];
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[delegatedAttendee autorelease];
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[delegatedAttendee setEmail: delegatedEmail];
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delegatedUid = [delegatedAttendee uidInDomain: [user domain]];
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if (delegatedUid)
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{
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SOGoUser *delegatedUser;
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delegatedUser = [SOGoUser userWithLogin: delegatedUid];
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[delegatedAttendee setCn: [delegatedUser cn]];
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}
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[delegatedAttendee setRole: @"REQ-PARTICIPANT"];
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[delegatedAttendee setRsvp: @"TRUE"];
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[delegatedAttendee setParticipationStatus: iCalPersonPartStatNeedsAction];
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[delegatedAttendee setDelegatedFrom:
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[NSString stringWithFormat: @"mailto:%@", [[user allEmails] objectAtIndex: 0]]];
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// receiveUpdates = [[content objectForKey: @"receiveUpdates"] boolValue];
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// if (receiveUpdates)
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// [delegatedAttendee setRole: @"NON-PARTICIPANT"];
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response = [self _changePartStatusAction: @"DELEGATED"
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withDelegate: delegatedAttendee];
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}
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else
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response = [NSException exceptionWithHTTPStatus: 400
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reason: @"missing 'to' parameter"];
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return response;
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}
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- (WOResponse *) addToCalendarAction
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{
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iCalEvent *emailEvent;
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SOGoAppointmentObject *eventObject;
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WOResponse *response;
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emailEvent = [self _emailEvent];
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if (emailEvent)
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{
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eventObject = [self _eventObjectWithUID: [emailEvent uid]];
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if ([eventObject isNew])
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{
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[eventObject saveCalendar: [emailEvent parent]];
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response = [self responseWith204];
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}
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else
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{
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response = [self responseWithStatus: 409];
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}
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}
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else
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{
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response = [context response];
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[response setStatus: 409];
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response = [self responseWithStatus: 404];
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}
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return response;
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}
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- (WOResponse *) deleteFromCalendarAction
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{
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iCalEvent *emailEvent;
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SOGoAppointmentObject *eventObject;
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WOResponse *response;
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emailEvent = [self _emailEvent];
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if (emailEvent)
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{
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eventObject = [self _eventObjectWithUID: [emailEvent uid]];
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[eventObject delete];
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response = [self responseWith204];
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}
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else
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{
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response = [context response];
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[response setStatus: 409];
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}
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return response;
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}
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- (iCalPerson *) _emailParticipantWithEvent: (iCalEvent *) event
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{
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NSString *emailFrom;
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SOGoMailObject *mailObject;
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NGImap4EnvelopeAddress *address;
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mailObject = [[self clientObject] mailObject];
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address = [[mailObject fromEnvelopeAddresses] objectAtIndex: 0];
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emailFrom = [address baseEMail];
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return [event findAttendeeWithEmail: emailFrom];
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}
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- (BOOL) _updateParticipantStatusInEvent: (iCalEvent *) calendarEvent
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fromEvent: (iCalEvent *) emailEvent
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inObject: (SOGoAppointmentObject *) eventObject
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{
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iCalPerson *calendarParticipant, *mailParticipant;
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NSString *partStat;
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BOOL result;
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calendarParticipant = [self _emailParticipantWithEvent: calendarEvent];
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mailParticipant = [self _emailParticipantWithEvent: emailEvent];
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if (calendarParticipant && mailParticipant)
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{
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result = YES;
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partStat = [mailParticipant partStat];
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if ([partStat caseInsensitiveCompare: [calendarParticipant partStat]]
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!= NSOrderedSame)
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{
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[calendarParticipant setPartStat: [partStat uppercaseString]];
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[eventObject saveComponent: calendarEvent];
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}
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}
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else
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result = NO;
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return result;
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}
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- (WOResponse *) updateUserStatusAction
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{
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iCalEvent *emailEvent, *calendarEvent;
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SOGoAppointmentObject *eventObject;
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WOResponse *response;
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response = nil;
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emailEvent = [self _emailEvent];
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if (emailEvent)
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{
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eventObject = [self _eventObjectWithUID: [emailEvent uid]];
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calendarEvent = [eventObject component: NO secure: NO];
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if (calendarEvent)
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{
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if (([[emailEvent sequence] compare: [calendarEvent sequence]]
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!= NSOrderedAscending)
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&& ([self _updateParticipantStatusInEvent: calendarEvent
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fromEvent: emailEvent
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inObject: eventObject]))
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response = [self responseWith204];
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}
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else
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response = [self responseWithStatus: 404
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andString: @"Local event not found."];
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}
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if (!response)
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{
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response = [context response];
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[response setStatus: 409];
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}
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return response;
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}
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@end
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