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UIxMailPartICalViewer.m
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UIxMailPartICalViewer.m
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/*
Copyright (C) 2006-2021 Inverse inc.
This file is part of SOGo.
SOGo is free software; you can redistribute it and/or modify it under
the terms of the GNU Lesser General Public License as published by the
Free Software Foundation; either version 2, or (at your option) any
later version.
SOGo is distributed in the hope that it will be useful, but WITHOUT ANY
WARRANTY; without even the implied warranty of MERCHANTABILITY or
FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
License for more details.
You should have received a copy of the GNU Lesser General Public
License along with SOGo; see the file COPYING. If not, write to the
Free Software Foundation, 59 Temple Place - Suite 330, Boston, MA
02111-1307, USA.
*/
/*
UIxMailPartICalViewer
Show plain/calendar mail parts.
*/
#import <Foundation/NSDictionary.h>
#import <Foundation/NSException.h>
#import <Foundation/NSValue.h>
#import <NGExtensions/NSCalendarDate+misc.h>
#import <NGExtensions/NSObject+Logs.h>
#import <NGImap4/NGImap4EnvelopeAddress.h>
#import <NGCards/iCalCalendar.h>
#import <NGCards/iCalEvent.h>
#import <NGCards/iCalPerson.h>
#import <SOGo/SOGoDateFormatter.h>
#import <SOGo/SOGoUser.h>
#import <SOGo/SOGoUserFolder.h>
#import <SOGo/SOGoUserDefaults.h>
#import <SOGo/SOGoUserManager.h>
#import <Appointments/iCalEntityObject+SOGo.h>
#import <Appointments/SOGoAppointmentFolder.h>
#import <Appointments/SOGoAppointmentFolders.h>
#import <Appointments/SOGoAppointmentObject.h>
#import <Mailer/SOGoMailObject.h>
#import <Mailer/SOGoMailBodyPart.h>
#import "UIxMailPartICalViewer.h"
@implementation UIxMailPartICalViewer
- (void) dealloc
{
[storedEventObject release];
[storedEvent release];
[inCalendar release];
[dateFormatter release];
[super dealloc];
}
/* maintain caches */
- (void) resetPathCaches
{
[super resetPathCaches];
inEvent = nil;
[inCalendar release]; inCalendar = nil;
[storedEventObject release]; storedEventObject = nil;
[storedEvent release]; storedEvent = nil;
}
/* accessors */
- (iCalCalendar *) inCalendar
{
if (!inCalendar)
{
inCalendar
= [iCalCalendar parseSingleFromSource: [self flatContentAsString]];
[inCalendar retain];
}
return inCalendar;
}
- (BOOL) couldParseCalendar
{
return ([self inCalendar] != nil);
}
- (iCalEvent *) inEvent
{
NSArray *events;
if (!inEvent)
{
events = [[self inCalendar] events];
if ([events count] > 0)
inEvent = [events objectAtIndex: 0];
}
return inEvent;
}
/* formatters */
- (SOGoDateFormatter *) dateFormatter
{
if (!dateFormatter)
{
dateFormatter = [[context activeUser] dateFormatterInContext: context];
[dateFormatter retain];
}
return dateFormatter;
}
- (NSString *) _personForDisplay: (iCalPerson *) person
{
NSString *fn, *email, *result;
fn = [person cnWithoutQuotes];
email = [person rfc822Email];
if ([fn length])
result = [NSString stringWithFormat: @"%@ <%@>",
fn, email];
else
result = email;
return result;
}
- (NSCalendarDate *) startCalendarDate
{
NSCalendarDate *date;
SOGoUserDefaults *ud;
date = [[self inEvent] startDate];
ud = [[context activeUser] userDefaults];
if (![[self inEvent] isAllDay])
[date setTimeZone: [ud timeZone]];
return date;
}
/*
In v3.0, we moved the template's logic here to format
the event's start/end date-time. The previous logic was:
<dd><var:string value="startDate" />
<var:if condition="inEvent.isAllDay" const:negate="YES">
<var:string value="startTime" />
</var:if>
<var:if condition="isEndDateOnSameDay">
<var:if condition="inEvent.isAllDay" const:negate="YES">
<var:string label:value="to" />
<var:string value="endTime" />
</var:if>
</var:if>
<var:if condition="isEndDateOnSameDay" const:negate="YES">
<var:string label:value="to" />
<var:string value="endDate" />
<var:if condition="inEvent.isAllDay" const:negate="YES">
<var:string value="endTime" />
</var:if>
</var:if>
</dd>
*/
- (NSString *) formattedDateTime
{
NSMutableString *s;
s = [NSMutableString string];
[s appendString: [self startDate]];
if (![[self inEvent] isAllDay])
[s appendFormat: @" %@", [self startTime]];
if ([self isEndDateOnSameDay] &&
![[self inEvent] isAllDay])
{
[s appendFormat: @" %@", [self labelForKey: @"to_time"]];
[s appendFormat: @" %@", [self endTime]];
}
else if (![self isEndDateOnSameDay])
{
[s appendFormat: @" %@", [self labelForKey: @"to_date"]];
[s appendFormat: @" %@", [self endDate]];
if (![[self inEvent] isAllDay])
[s appendFormat: @" %@", [self endTime]];
}
return s;
}
- (NSString *) startDate
{
return [[self dateFormatter] formattedDate: [self startCalendarDate]];
}
- (NSString *) startTime
{
return [[self dateFormatter] formattedTime: [self startCalendarDate]];
}
- (NSCalendarDate *) endCalendarDate
{
NSCalendarDate *date;
SOGoUserDefaults *ud;
date = [[self inEvent] endDate];
ud = [[context activeUser] userDefaults];
if (![[self inEvent] isAllDay])
[date setTimeZone: [ud timeZone]];
return date;
}
- (NSString *) endDate
{
NSCalendarDate *aDate;
if ([[self inEvent] isAllDay])
aDate = [[self endCalendarDate] dateByAddingYears:0 months:0 days:0 hours:0 minutes:0 seconds:-1];
else
aDate = [self endCalendarDate];
return [[self dateFormatter] formattedDate: aDate];
}
- (NSString *) endTime
{
return [[self dateFormatter] formattedTime: [self endCalendarDate]];
}
- (NSTimeInterval) duration
{
return [[self endCalendarDate] timeIntervalSinceDate:[self startCalendarDate]];
}
- (BOOL) isEndDateOnSameDay
{
if ([[self inEvent] isAllDay])
return [self duration] <= 86400;
return [[self startCalendarDate] isDateOnSameDay: [self endCalendarDate]];
}
/* calendar folder support */
- (BOOL) hasCalendarAccess
{
return [[context activeUser] canAccessModule: @"Calendar"];
}
/* lookup object in the user calendars */
- (SOGoAppointmentObject *) storedEventObject
{
NSArray *folders;
NSEnumerator *e;
NSString *uid, *cname, *userLogin;
SOGoAppointmentFolder *folder;
SOGoUser *user;
if (!storedEventFetched)
{
if ([self hasCalendarAccess])
{
user = [context activeUser];
userLogin = [user login];
uid = [[self inEvent] uid];
storedEventObject = nil;
folders = [[user calendarsFolderInContext: context] subFolders];
e = [folders objectEnumerator];
while (storedEventObject == nil && (folder = [e nextObject]))
{
if ([[folder ownerInContext: nil] isEqualToString: userLogin])
{
cname = [folder resourceNameForEventUID: uid];
if (cname)
{
storedEventObject = [folder lookupName: cname inContext: context
acquire: NO];
if ([storedEventObject isKindOfClass: [NSException class]])
storedEventObject = nil;
else
[storedEventObject retain];
}
}
}
}
storedEventFetched = YES;
}
return storedEventObject;
}
- (BOOL) isEventStoredInCalendar
{
NSCalendarDate *recurrenceId;
NSString *recurrenceTime;
BOOL isInCalendar;
recurrenceId = [[self inEvent] recurrenceId];
if (recurrenceId)
{
recurrenceTime = [NSString stringWithFormat: @"%f", [recurrenceId timeIntervalSince1970]];
isInCalendar = ([[self storedEventObject] lookupOccurrence: recurrenceTime] != nil);
}
else
isInCalendar = ([self storedEventObject] != nil);
return isInCalendar;
}
- (iCalEvent *) storedEvent
{
if (!storedEvent)
{
NSCalendarDate *recurrenceId;
recurrenceId = [[self inEvent] recurrenceId];
if (recurrenceId == nil)
storedEvent = [[self storedEventObject] component: NO secure: NO];
else
{
// Find the specific occurence within the repeating vEvent.
NSString *recurrenceTime;
iCalPerson *organizer;
recurrenceTime = [NSString stringWithFormat: @"%f", [recurrenceId timeIntervalSince1970]];
storedEvent = (iCalEvent*)[[self storedEventObject] lookupOccurrence: recurrenceTime];
if (storedEvent == nil)
// If no occurence found, create one
storedEvent = (iCalEvent*)[storedEventObject newOccurenceWithID: recurrenceTime];
// Add organizer to occurence if not present
organizer = [storedEvent organizer];
if (organizer == nil || [organizer isVoid])
{
organizer = [(iCalEntityObject *)[[storedEvent parent] firstChildWithTag: [storedEventObject componentTag]] organizer];
[storedEvent setOrganizer: organizer];
}
}
[storedEvent retain];
}
return storedEvent;
}
/* organizer tracking */
- (NSString *) loggedInUserEMail
{
NSDictionary *identity;
identity = [[context activeUser] primaryIdentity];
return [identity objectForKey: @"email"];
}
- (iCalEvent *) authorativeEvent
{
iCalEvent *authorativeEvent;
[self storedEvent];
if (!storedEvent
|| ([storedEvent compare: [self inEvent]] == NSOrderedAscending))
authorativeEvent = inEvent;
else
authorativeEvent = [self storedEvent];
return authorativeEvent;
}
- (BOOL) isLoggedInUserTheOrganizer
{
return [[self authorativeEvent] userIsOrganizer: [context activeUser]];
}
- (BOOL) isLoggedInUserAnAttendee
{
return [[self authorativeEvent] userIsAttendee: [context activeUser]];
}
/* derived fields */
- (BOOL) hasOrganizer
{
iCalPerson *organizer;
organizer = [[self authorativeEvent] organizer];
if ([organizer isVoid])
return NO;
return YES;
}
- (NSString *) organizerDisplayName
{
iCalPerson *organizer;
NSString *value;
organizer = [[self authorativeEvent] organizer];
value = [self _personForDisplay: organizer];
return value;
}
/* replies */
- (NGImap4EnvelopeAddress *) replySenderAddress
{
/*
The iMIP reply is the sender of the mail, the 'attendees' are NOT set to
the actual attendees. BUT the attendee field contains the reply-status!
*/
id tmp;
tmp = [[self clientObject] fromEnvelopeAddresses];
if ([tmp count] == 0) return nil;
return [tmp objectAtIndex:0];
}
- (NSString *) replySenderEMail
{
return [[self replySenderAddress] email];
}
- (NSString *) replySenderBaseEMail
{
return [[self replySenderAddress] baseEMail];
}
- (iCalPerson *) inReplyAttendee
{
NSArray *attendees;
attendees = [[self inEvent] attendees];
if ([attendees count] == 0)
return nil;
if ([attendees count] > 1)
[self warnWithFormat:@"More than one attendee in REPLY: %@", attendees];
return [attendees objectAtIndex:0];
}
- (iCalPerson *) currentUserAttendee
{
iCalPerson *currentUser;
currentUser = [[self authorativeEvent] userAsAttendee: [context activeUser]];
return currentUser;
}
- (iCalPerson *) _attendeeFromMailSenderInEvent: (iCalEvent *) e
{
NSString *baseEmail;
iCalPerson *p;
baseEmail = [self replySenderBaseEMail];
/*
Note: -findAttendeeWithEmail: does not parse the email!
*/
p = [e findAttendeeWithEmail: baseEmail];
if (!p)
p = [e findAttendeeWithEmail:[self replySenderEMail]];
// We haven't found it yet, let's look in the identities
// associated to this user
if (!p)
{
SOGoUserManager *sm;
NSString *uid;
sm = [SOGoUserManager sharedUserManager];
uid = [sm getUIDForEmail: baseEmail];
if (uid)
{
NSArray *allEmails;
NSString *email;
SOGoUser *u;
int i;
u = [SOGoUser userWithLogin: uid];
allEmails = [u allEmails];
for (i = 0; i < [allEmails count]; i++)
{
email = [allEmails objectAtIndex: i];
if ([email caseInsensitiveCompare: baseEmail] == NSOrderedSame)
continue;
p = [e findAttendeeWithEmail: email];
if (p)
break;
}
}
}
return p;
}
- (iCalPerson *) storedReplyAttendee
{
iCalEvent *e;
e = [self storedEvent];
if (e)
return [self _attendeeFromMailSenderInEvent: e];
return nil;
}
- (BOOL) isReplySenderAnAttendee
{
return ([self storedReplyAttendee] != nil);
}
- (iCalPerson *) _emailParticipantWithEvent: (iCalEvent *) event
{
return [self _attendeeFromMailSenderInEvent: event];
}
- (BOOL) hasSenderStatusChanged
{
iCalPerson *emailParticipant, *calendarParticipant;
[self inEvent];
[self storedEvent];
emailParticipant = [self _emailParticipantWithEvent: inEvent];
calendarParticipant = [self _emailParticipantWithEvent: storedEvent];
return ([[emailParticipant partStat]
caseInsensitiveCompare: [calendarParticipant partStat]]
!= NSOrderedSame);
}
- (BOOL) canOriginalEventBeUpdated
{
return ([self hasCalendarAccess]
&& [self hasSenderStatusChanged]
&& ([[inEvent sequence] compare: [storedEvent sequence]]
!= NSOrderedAscending));
}
- (id) renderedPart
{
NSMutableDictionary *d;
NSArray *participants;
iCalPerson *person;
NSMutableArray *a;
int i;
d = [NSMutableDictionary dictionaryWithDictionary: [super renderedPart]];
// We also add our participants
participants = [[self authorativeEvent] participants];
a = [NSMutableArray array];
for (i = 0; i < [participants count]; i++)
{
person = [participants objectAtIndex: i];
if (![[person delegatedTo] length])
[a addObject: [NSDictionary dictionaryWithObjectsAndKeys: ([[person cnWithoutQuotes] length] ? [person cnWithoutQuotes] : [person rfc822Email]), @"name",
[person rfc822Email], @"email",
[[person partStatWithDefault] lowercaseString], @"partstat", nil]];
}
[d setObject: a forKey: @"participants"];
return d;
}
@end /* UIxMailPartICalViewer */