CallId Scheduler::acceptCancel( const IncidenceBase::Ptr &incidence,
ScheduleMessage::Status status,
const QString &attendee )
{
Incidence::Ptr inc = incidence.staticCast<Incidence>();
if ( !inc ) {
return -1;
}
const CallId callId = ++d->mLatestCallId;
ResultCode resultCode = ResultCodeSuccess;
QString errorMessage;
if ( inc->type() == IncidenceBase::TypeFreeBusy ) {
// reply to this request is handled in korganizer's incomingdialog
emitOperationFinished( callId, resultCode, errorMessage );
return callId;
}
const Incidence::List existingIncidences = d->mCalendar->incidencesFromSchedulingID( inc->uid() );
kDebug() << "Scheduler::acceptCancel="
<< Stringify::scheduleMessageStatus( status ) //krazy2:exclude=kdebug
<< ": found " << existingIncidences.count()
<< " incidences with schedulingID " << inc->schedulingID();
Incidence::List::ConstIterator incit = existingIncidences.begin();
for ( ; incit != existingIncidences.end() ; ++incit ) {
Incidence::Ptr i = *incit;
kDebug() << "Considering this found event ("
<< ( i->isReadOnly() ? "readonly" : "readwrite" )
<< ") :" << d->mFormat->toString( i );
// If it's readonly, we can't possible remove it.
if ( i->isReadOnly() ) {
continue;
}
// Code for new invitations:
// We cannot check the value of "status" to be RequestNew because
// "status" comes from a similar check inside libical, where the event
// is compared to other events in the calendar. But if we have another
// version of the event around (e.g. shared folder for a group), the
// status could be RequestNew, Obsolete or Updated.
kDebug() << "looking in " << i->uid() << "'s attendees";
// This is supposed to be a new request, not an update - however we want
// to update the existing one to handle the "clicking more than once
// on the invitation" case. So check the attendee status of the attendee.
bool isMine = true;
const Attendee::List attendees = i->attendees();
Attendee::List::ConstIterator ait;
for ( ait = attendees.begin(); ait != attendees.end(); ++ait ) {
if ( (*ait)->email() == attendee &&
(*ait)->status() == Attendee::NeedsAction ) {
// This incidence wasn't created by me - it's probably in a shared
// folder and meant for someone else, ignore it.
kDebug() << "ignoring " << i->uid()
<< " since I'm still NeedsAction there";
isMine = false;
break;
}
}
if ( isMine ) {
//TODO_SERGIO: use ItemDeleteJob and make this async.
kDebug() << "removing existing incidence " << i->uid();
Akonadi::Item item = d->mCalendar->itemForIncidenceUid( i->uid() );
bool emitResult = true;
if ( item.isValid() ) {
const int changeId = d->mChanger->deleteIncidence( item );
if ( changeId >= 0 ) {
d->mCallIdByChangeId.insert( changeId, callId );
d->mDeletedIncidenceByChangeId.insert( changeId, i );
emitResult = false; // will be emitted in the job result's slot.
} else {
resultCode = ResultCodeErrorDeletingIncidence;
errorMessage = QLatin1String( "Error while trying to delete the incidence" );
}
} else {
resultCode = ResultCodeIncidenceNotFound;
errorMessage = QLatin1String( "Couldn't find incidence in calendar" );
}
if ( emitResult ) {
deleteTransaction( incidence->uid() );
errorMessage = QLatin1String( "Error deleting incidence" );
emitOperationFinished( callId, resultCode, errorMessage );
}
return callId;
}
}
// in case we didn't find the to-be-removed incidence
if ( existingIncidences.count() > 0 && inc->revision() > 0 ) {
KMessageBox::error(
0,
i18nc( "@info",
"The event or task could not be removed from your calendar. "
"Maybe it has already been deleted or is not owned by you. "
"Or it might belong to a read-only or disabled calendar." ) );
resultCode = ResultCodeIncidenceNotFound;
errorMessage = QLatin1String( "Incidence not found" );
}
deleteTransaction( incidence->uid() );
emitOperationFinished( callId, resultCode, errorMessage );
return callId;
}
CallId Scheduler::acceptRequest( const IncidenceBase::Ptr &incidence,
ScheduleMessage::Status status,
const QString &email )
{
Incidence::Ptr inc = incidence.staticCast<Incidence>() ;
if ( !inc ) {
kWarning() << "Accept what?";
return -1;
}
const CallId callId = ++d->mLatestCallId;
ResultCode resultCode = ResultCodeSuccess;
QString errorMessage;
if ( inc->type() == IncidenceBase::TypeFreeBusy ) {
emitOperationFinished( callId, ResultCodeSuccess, QString() );
// reply to this request is handled in korganizer's incomingdialog
return callId;
}
const Incidence::List existingIncidences = d->mCalendar->incidencesFromSchedulingID( inc->uid() );
kDebug() << "status=" << Stringify::scheduleMessageStatus( status ) //krazy:exclude=kdebug
<< ": found " << existingIncidences.count()
<< " incidences with schedulingID " << inc->schedulingID()
<< "; uid was = " << inc->uid();
if ( existingIncidences.isEmpty() ) {
// Perfectly normal if the incidence doesn't exist. This is probably
// a new invitation.
kDebug() << "incidence not found; calendar = " << d->mCalendar.data()
<< "; incidence count = " << d->mCalendar->incidences().count();
}
Incidence::List::ConstIterator incit = existingIncidences.begin();
for ( ; incit != existingIncidences.end() ; ++incit ) {
Incidence::Ptr existingIncidence = *incit;
kDebug() << "Considering this found event ("
<< ( existingIncidence->isReadOnly() ? "readonly" : "readwrite" )
<< ") :" << d->mFormat->toString( existingIncidence );
// If it's readonly, we can't possible update it.
if ( existingIncidence->isReadOnly() ) {
continue;
}
if ( existingIncidence->revision() <= inc->revision() ) {
// The new incidence might be an update for the found one
bool isUpdate = true;
// Code for new invitations:
// If you think we could check the value of "status" to be RequestNew: we can't.
// It comes from a similar check inside libical, where the event is compared to
// other events in the calendar. But if we have another version of the event around
// (e.g. shared folder for a group), the status could be RequestNew, Obsolete or Updated.
kDebug() << "looking in " << existingIncidence->uid() << "'s attendees";
// This is supposed to be a new request, not an update - however we want to update
// the existing one to handle the "clicking more than once on the invitation" case.
// So check the attendee status of the attendee.
const Attendee::List attendees = existingIncidence->attendees();
Attendee::List::ConstIterator ait;
for ( ait = attendees.begin(); ait != attendees.end(); ++ait ) {
if( (*ait)->email() == email && (*ait)->status() == Attendee::NeedsAction ) {
// This incidence wasn't created by me - it's probably in a shared folder
// and meant for someone else, ignore it.
kDebug() << "ignoring "
<< existingIncidence->uid() << " since I'm still NeedsAction there";
isUpdate = false;
break;
}
}
if ( isUpdate ) {
if ( existingIncidence->revision() == inc->revision() &&
existingIncidence->lastModified() > inc->lastModified() ) {
// This isn't an update - the found incidence was modified more recently
deleteTransaction( existingIncidence->uid() );
errorMessage = QLatin1String( "This isn't an update - "
"the found incidence was modified more recently" );
kDebug() << errorMessage;
emitOperationFinished( callId, ResultCodeNotUpdate, errorMessage );
return callId;
}
kDebug() << "replacing existing incidence " << existingIncidence->uid();
bool emitResult = true;
const QString oldUid = existingIncidence->uid();
if ( existingIncidence->type() != inc->type() ) {
errorMessage = QLatin1String( "Cannot assign two different incidence types" );
resultCode = ResultCodeDifferentIncidenceTypes;
} else {
IncidenceBase *existingIncidenceBase = existingIncidence.data();
IncidenceBase *incBase = inc.data();
*existingIncidenceBase = *incBase;
existingIncidence->setSchedulingID( inc->uid(), oldUid );
Akonadi::Item item = d->mCalendar->itemForIncidenceUid( oldUid );
item.setPayload<Incidence::Ptr>( existingIncidence );
if ( item.isValid() ) {
const int changeId = d->mChanger->modifyIncidence( item );
if ( changeId >= 0 ) {
d->mCallIdByChangeId.insert( changeId, callId );
emitResult = false; // will be emitted in the job result's slot.
} else {
resultCode = ResultCodeErrorUpdatingIncidence;
errorMessage = QLatin1String( "Error while trying to update the incidence" );
}
} else {
resultCode = ResultCodeIncidenceNotFound;
errorMessage = QLatin1String( "Couldn't find incidence in calendar" );
}
}
if ( emitResult ) {
deleteTransaction( incidence->uid() );
emitOperationFinished( callId, resultCode, errorMessage );
}
return callId;
}
} else {
// This isn't an update - the found incidence has a bigger revision number
deleteTransaction( incidence->uid() );
errorMessage = QLatin1String( "This isn't an update - "
"the found incidence has a bigger revision number" );
kDebug() << errorMessage;
emitOperationFinished( callId, ResultCodeNotUpdate, errorMessage );
return callId;
}
}
// Move the uid to be the schedulingID and make a unique UID
inc->setSchedulingID( inc->uid(), CalFormat::createUniqueId() );
// notify the user in case this is an update and we didn't find the to-be-updated incidence
if ( existingIncidences.count() == 0 && inc->revision() > 0 ) {
KMessageBox::information(
0,
i18nc( "@info",
"<para>You accepted an invitation update, but an earlier version of the "
"item could not be found in your calendar.</para>"
"<para>This may have occurred because:<list>"
"<item>the organizer did not include you in the original invitation</item>"
"<item>you did not accept the original invitation yet</item>"
"<item>you deleted the original invitation from your calendar</item>"
"<item>you no longer have access to the calendar containing the invitation</item>"
"</list></para>"
"<para>This is not a problem, but we thought you should know.</para>" ),
i18nc( "@title", "Cannot find invitation to be updated" ), "AcceptCantFindIncidence" );
}
kDebug() << "Storing new incidence with scheduling uid=" << inc->schedulingID()
<< " and uid=" << inc->uid();
const int changeId = d->mChanger->createIncidence( inc );
if ( changeId > 0 ) {
d->mCallIdByChangeId[changeId] = callId;
} else {
emitOperationFinished( callId, ResultCodeErrorCreatingIncidence,
QLatin1String( "Error creating incidence" ) );
}
return callId;
}