Merge pull request #57461 from nextcloud/backport/57231/stable32

[stable32] feat: restrict calendar invitation participants
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Sebastian Krupinski 2026-01-15 18:32:51 -05:00 committed by GitHub
commit 0aded766ff
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5 changed files with 258 additions and 6 deletions

View file

@ -124,6 +124,18 @@ class IMipPlugin extends SabreIMipPlugin {
$iTipMessage->scheduleStatus = '5.0; EMail delivery failed';
return;
}
// Check if external attendees are disabled
$externalAttendeesDisabled = $this->config->getValueBool('dav', 'caldav_external_attendees_disabled', false);
if ($externalAttendeesDisabled && !$this->imipService->isSystemUser($recipient)) {
$this->logger->debug('Invitation not sent to external attendee (external attendees disabled)', [
'uid' => $iTipMessage->uid,
'attendee' => $recipient,
]);
$iTipMessage->scheduleStatus = '5.0; External attendees are disabled';
return;
}
$recipientName = $iTipMessage->recipientName ? (string)$iTipMessage->recipientName : null;
$newEvents = $iTipMessage->message;

View file

@ -873,6 +873,16 @@ class IMipService {
return $dtStart->getDateTime()->getTimeStamp();
}
/**
* Check if an email address belongs to a system user
*
* @param string $email
* @return bool True if the email belongs to a system user, false otherwise
*/
public function isSystemUser(string $email): bool {
return !empty($this->userManager->getByEmail($email));
}
/**
* @param Property $attendee
*/

View file

@ -175,9 +175,12 @@ class IMipPluginCharsetTest extends TestCase {
public function testCharsetMailProvider(): void {
// Arrange
$this->appConfig->method('getValueBool')
->with('core', 'mail_providers_enabled', true)
->willReturn(true);
$this->appConfig->expects(self::exactly(2))
->method('getValueBool')
->willReturnMap([
['dav', 'caldav_external_attendees_disabled', false, false],
['core', 'mail_providers_enabled', true, true],
]);
$mailMessage = new MailProviderMessage();
$mailService = $this->createStubForIntersectionOfInterfaces([IService::class, IMessageSend::class]);
$mailService->method('initiateMessage')

View file

@ -126,6 +126,10 @@ class IMipPluginTest extends TestCase {
$message->senderName = 'Mr. Wizard';
$message->recipient = 'mailto:' . 'frodo@hobb.it';
$message->significantChange = false;
$this->config->expects(self::never())
->method('getValueBool');
$this->plugin->schedule($message);
$this->assertEquals('1.0', $message->getScheduleStatus());
}
@ -173,6 +177,12 @@ class IMipPluginTest extends TestCase {
$this->service->expects(self::once())
->method('getLastOccurrence')
->willReturn(1496912700);
$this->config->expects(self::exactly(2))
->method('getValueBool')
->willReturnMap([
['dav', 'caldav_external_attendees_disabled', false, false],
['core', 'mail_providers_enabled', true, false],
]);
$this->mailer->expects(self::once())
->method('validateMailAddress')
->with('frodo@hobb.it')
@ -280,6 +290,10 @@ class IMipPluginTest extends TestCase {
$this->service->expects(self::once())
->method('getLastOccurrence')
->willReturn(1496912700);
$this->config->expects(self::once())
->method('getValueBool')
->with('dav', 'caldav_external_attendees_disabled', false)
->willReturn(false);
$this->mailer->expects(self::once())
->method('validateMailAddress')
->with('the-shire@hobb.it')
@ -358,6 +372,10 @@ class IMipPluginTest extends TestCase {
$this->service->expects(self::once())
->method('getLastOccurrence')
->willReturn(1496912700);
$this->config->expects(self::once())
->method('getValueBool')
->with('dav', 'caldav_external_attendees_disabled', false)
->willReturn(false);
$this->mailer->expects(self::once())
->method('validateMailAddress')
->with('circle+82utEV1Fle8wvxndZLK5TVAPtxj8IIe@middle.earth')
@ -463,6 +481,12 @@ class IMipPluginTest extends TestCase {
$this->service->expects(self::once())
->method('getLastOccurrence')
->willReturn(1496912700);
$this->config->expects(self::exactly(2))
->method('getValueBool')
->willReturnMap([
['dav', 'caldav_external_attendees_disabled', false, false],
['core', 'mail_providers_enabled', true, false],
]);
$this->mailer->expects(self::once())
->method('validateMailAddress')
->with('frodo@hobb.it')
@ -715,6 +739,12 @@ class IMipPluginTest extends TestCase {
$this->service->expects(self::once())
->method('getLastOccurrence')
->willReturn(1496912700);
$this->config->expects(self::exactly(2))
->method('getValueBool')
->willReturnMap([
['dav', 'caldav_external_attendees_disabled', false, false],
['core', 'mail_providers_enabled', true, true],
]);
$this->service->expects(self::once())
->method('getCurrentAttendee')
->with($message)
@ -866,10 +896,12 @@ class IMipPluginTest extends TestCase {
->method('getValueString')
->with('dav', 'invitation_link_recipients', 'yes')
->willReturn('yes');
$this->config->expects(self::once())
$this->config->expects(self::exactly(2))
->method('getValueBool')
->with('core', 'mail_providers_enabled', true)
->willReturn(false);
->willReturnMap([
['dav', 'caldav_external_attendees_disabled', false, false],
['core', 'mail_providers_enabled', true, false],
]);
$this->service->expects(self::once())
->method('createInvitationToken')
->with($message, $newVevent, 1496912700)
@ -917,6 +949,12 @@ class IMipPluginTest extends TestCase {
$this->service->expects(self::once())
->method('getLastOccurrence')
->willReturn(1496912700);
$this->config->expects(self::exactly(2))
->method('getValueBool')
->willReturnMap([
['dav', 'caldav_external_attendees_disabled', false, false],
['core', 'mail_providers_enabled', true, false],
]);
$this->mailer->expects(self::once())
->method('validateMailAddress')
->with('frodo@hobb.it')
@ -1014,6 +1052,12 @@ class IMipPluginTest extends TestCase {
$this->service->expects(self::once())
->method('getLastOccurrence')
->willReturn(1496912700);
$this->config->expects(self::exactly(2))
->method('getValueBool')
->willReturnMap([
['dav', 'caldav_external_attendees_disabled', false, false],
['core', 'mail_providers_enabled', true, false],
]);
$this->mailer->expects(self::once())
->method('validateMailAddress')
->with('frodo@hobb.it')
@ -1077,4 +1121,162 @@ class IMipPluginTest extends TestCase {
$this->plugin->schedule($message);
$this->assertEquals('1.1', $message->getScheduleStatus());
}
public function testExternalAttendeesDisabledForExternalUser(): void {
$message = new Message();
$message->method = 'REQUEST';
$newVCalendar = new VCalendar();
$newVevent = new VEvent($newVCalendar, 'one', array_merge([
'UID' => 'uid-1234',
'SEQUENCE' => 1,
'SUMMARY' => 'Fellowship meeting',
'DTSTART' => new \DateTime('2016-01-01 00:00:00')
], []));
$newVevent->add('ORGANIZER', 'mailto:gandalf@wiz.ard');
$newVevent->add('ATTENDEE', 'mailto:external@example.com', ['RSVP' => 'TRUE', 'CN' => 'External User']);
$message->message = $newVCalendar;
$message->sender = 'mailto:gandalf@wiz.ard';
$message->senderName = 'Mr. Wizard';
$message->recipient = 'mailto:external@example.com';
$this->service->expects(self::once())
->method('getLastOccurrence')
->willReturn(1496912700);
$this->config->expects(self::once())
->method('getValueBool')
->with('dav', 'caldav_external_attendees_disabled', false)
->willReturn(true);
$this->service->expects(self::once())
->method('isSystemUser')
->with('external@example.com')
->willReturn(false);
$this->eventComparisonService->expects(self::never())
->method('findModified');
$this->service->expects(self::never())
->method('getCurrentAttendee');
$this->mailer->expects(self::once())
->method('validateMailAddress')
->willReturn(true);
$this->mailer->expects(self::never())
->method('send');
$this->plugin->schedule($message);
$this->assertEquals('5.0', $message->getScheduleStatus());
}
public function testExternalAttendeesDisabledForSystemUser(): void {
$message = new Message();
$message->method = 'REQUEST';
$newVCalendar = new VCalendar();
$newVevent = new VEvent($newVCalendar, 'one', array_merge([
'UID' => 'uid-1234',
'SEQUENCE' => 1,
'SUMMARY' => 'Fellowship meeting',
'DTSTART' => new \DateTime('2016-01-01 00:00:00')
], []));
$newVevent->add('ORGANIZER', 'mailto:gandalf@wiz.ard');
$newVevent->add('ATTENDEE', 'mailto:frodo@hobb.it', ['RSVP' => 'TRUE', 'CN' => 'Frodo']);
$message->message = $newVCalendar;
$message->sender = 'mailto:gandalf@wiz.ard';
$message->senderName = 'Mr. Wizard';
$message->recipient = 'mailto:frodo@hobb.it';
$oldVCalendar = new VCalendar();
$oldVEvent = new VEvent($oldVCalendar, 'one', [
'UID' => 'uid-1234',
'SEQUENCE' => 0,
'SUMMARY' => 'Fellowship meeting',
'DTSTART' => new \DateTime('2016-01-01 00:00:00')
]);
$oldVEvent->add('ORGANIZER', 'mailto:gandalf@wiz.ard');
$oldVEvent->add('ATTENDEE', 'mailto:frodo@hobb.it', ['RSVP' => 'TRUE', 'CN' => 'Frodo']);
$oldVCalendar->add($oldVEvent);
$data = ['invitee_name' => 'Mr. Wizard',
'meeting_title' => 'Fellowship meeting',
'attendee_name' => 'frodo@hobb.it'
];
$attendees = $newVevent->select('ATTENDEE');
$atnd = '';
foreach ($attendees as $attendee) {
if (strcasecmp($attendee->getValue(), $message->recipient) === 0) {
$atnd = $attendee;
}
}
$this->plugin->setVCalendar($oldVCalendar);
$this->service->expects(self::once())
->method('getLastOccurrence')
->willReturn(1496912700);
$this->config->expects(self::exactly(2))
->method('getValueBool')
->willReturnMap([
['dav', 'caldav_external_attendees_disabled', false, true],
['core', 'mail_providers_enabled', true, false],
]);
$this->service->expects(self::once())
->method('isSystemUser')
->with('frodo@hobb.it')
->willReturn(true);
$this->eventComparisonService->expects(self::once())
->method('findModified')
->willReturn(['new' => [$newVevent], 'old' => [$oldVEvent]]);
$this->service->expects(self::once())
->method('getCurrentAttendee')
->with($message)
->willReturn($atnd);
$this->service->expects(self::once())
->method('isRoomOrResource')
->with($atnd)
->willReturn(false);
$this->service->expects(self::once())
->method('isCircle')
->with($atnd)
->willReturn(false);
$this->service->expects(self::once())
->method('buildBodyData')
->with($newVevent, $oldVEvent)
->willReturn($data);
$this->user->expects(self::any())
->method('getUID')
->willReturn('user1');
$this->user->expects(self::any())
->method('getDisplayName')
->willReturn('Mr. Wizard');
$this->userSession->expects(self::any())
->method('getUser')
->willReturn($this->user);
$this->service->expects(self::once())
->method('getFrom');
$this->service->expects(self::once())
->method('addSubjectAndHeading')
->with($this->emailTemplate, 'request', 'Mr. Wizard', 'Fellowship meeting', true);
$this->service->expects(self::once())
->method('addBulletList')
->with($this->emailTemplate, $newVevent, $data);
$this->service->expects(self::once())
->method('getAttendeeRsvpOrReqForParticipant')
->willReturn(true);
$this->config->expects(self::once())
->method('getValueString')
->with('dav', 'invitation_link_recipients', 'yes')
->willReturn('yes');
$this->service->expects(self::once())
->method('createInvitationToken')
->with($message, $newVevent, 1496912700)
->willReturn('token');
$this->service->expects(self::once())
->method('addResponseButtons')
->with($this->emailTemplate, 'token');
$this->service->expects(self::once())
->method('addMoreOptionsButton')
->with($this->emailTemplate, 'token');
$this->mailer->expects(self::once())
->method('validateMailAddress')
->willReturn(true);
$this->mailer->expects(self::once())
->method('send')
->willReturn([]);
$this->plugin->schedule($message);
$this->assertEquals('1.1', $message->getScheduleStatus());
}
}

View file

@ -157,6 +157,31 @@ class IMipServiceTest extends TestCase {
$this->assertEquals($expected, $actual);
}
public function testIsSystemUserWhenUserExists(): void {
$email = 'user@example.com';
$user = $this->createMock(\OCP\IUser::class);
$this->userManager->expects(self::once())
->method('getByEmail')
->with($email)
->willReturn([$user]);
$result = $this->service->isSystemUser($email);
$this->assertTrue($result);
}
public function testIsSystemUserWhenUserDoesNotExist(): void {
$email = 'external@example.com';
$this->userManager->expects(self::once())
->method('getByEmail')
->with($email)
->willReturn([]);
$result = $this->service->isSystemUser($email);
$this->assertFalse($result);
}
public function testBuildBodyDataCreated(): void {
// construct l10n return(s)