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<?php |
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declare(strict_types=1); |
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/* |
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* @copyright 2021 Christoph Wurst <[email protected]> |
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* |
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* @author 2021 Christoph Wurst <[email protected]> |
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* |
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* @license GNU AGPL version 3 or any later version |
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* |
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* This program is free software: you can redistribute it and/or modify |
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* it under the terms of the GNU Affero General Public License as |
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* published by the Free Software Foundation, either version 3 of the |
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* License, or (at your option) any later version. |
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* |
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* This program 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 Affero General Public License for more details. |
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* |
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* You should have received a copy of the GNU Affero General Public License |
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* along with this program. If not, see <http://www.gnu.org/licenses/>. |
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*/ |
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namespace OCA\DAV\Listener; |
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use OCA\DAV\Connector\Sabre\Principal; |
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use OCA\DAV\Events\CalendarObjectCreatedEvent; |
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use OCA\DAV\Events\CalendarObjectUpdatedEvent; |
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use OCA\DAV\Events\CalendarShareUpdatedEvent; |
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use OCP\Contacts\Events\ContactInteractedWithEvent; |
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use OCP\EventDispatcher\Event; |
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use OCP\EventDispatcher\IEventDispatcher; |
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use OCP\EventDispatcher\IEventListener; |
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use OCP\IUser; |
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use OCP\IUserSession; |
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use OCP\Mail\IMailer; |
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use Psr\Log\LoggerInterface; |
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use Sabre\VObject\Component\VEvent; |
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use Sabre\VObject\Parameter; |
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use Sabre\VObject\Property; |
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use Sabre\VObject\Reader; |
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use Throwable; |
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use function strlen; |
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use function strpos; |
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use function substr; |
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class CalendarContactInteractionListener implements IEventListener { |
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private const URI_USERS = 'principals/users/'; |
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/** @var IEventDispatcher */ |
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private $dispatcher; |
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/** @var IUserSession */ |
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private $userSession; |
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/** @var Principal */ |
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private $principalConnector; |
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/** @var IMailer */ |
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private $mailer; |
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/** @var LoggerInterface */ |
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private $logger; |
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public function __construct(IEventDispatcher $dispatcher, |
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IUserSession $userSession, |
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Principal $principalConnector, |
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IMailer $mailer, |
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LoggerInterface $logger) { |
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$this->dispatcher = $dispatcher; |
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$this->userSession = $userSession; |
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$this->principalConnector = $principalConnector; |
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$this->mailer = $mailer; |
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$this->logger = $logger; |
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} |
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public function handle(Event $event): void { |
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if (($user = $this->userSession->getUser()) === null) { |
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// Without user context we can't do anything |
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return; |
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} |
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if ($event instanceof CalendarObjectCreatedEvent || $event instanceof CalendarObjectUpdatedEvent) { |
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// users: href => principal:principals/users/admin |
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foreach ($event->getShares() as $share) { |
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if (!isset($share['href'])) { |
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continue; |
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} |
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$this->emitFromUri($share['href'], $user); |
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} |
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// emit interaction for email attendees as well |
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if (isset($event->getObjectData()['calendardata'])) { |
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try { |
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$calendar = Reader::read($event->getObjectData()['calendardata']); |
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if ($calendar->VEVENT) { |
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foreach ($calendar->VEVENT as $calendarEvent) { |
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$this->emitFromObject($calendarEvent, $user); |
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} |
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} |
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} catch (Throwable $e) { |
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$this->logger->warning('Could not read calendar data for interaction events: ' . $e->getMessage(), [ |
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'exception' => $e, |
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]); |
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} |
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} |
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} |
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if ($event instanceof CalendarShareUpdatedEvent && !empty($event->getAdded())) { |
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// group: href => principal:principals/groups/admin |
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// users: href => principal:principals/users/admin |
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foreach ($event->getAdded() as $added) { |
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if (!isset($added['href'])) { |
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// Nothing to work with |
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continue; |
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} |
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$this->emitFromUri($added['href'], $user); |
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} |
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} |
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} |
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private function emitFromUri(string $uri, IUser $user): void { |
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$principal = $this->principalConnector->findByUri( |
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$uri, |
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$this->principalConnector->getPrincipalPrefix() |
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); |
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if ($principal === null) { |
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// Invalid principal |
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return; |
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} |
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if (strpos($principal, self::URI_USERS) !== 0) { |
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// Not a user principal |
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return; |
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} |
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$uid = substr($principal, strlen(self::URI_USERS)); |
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$this->dispatcher->dispatchTyped( |
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(new ContactInteractedWithEvent($user))->setUid($uid) |
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); |
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} |
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private function emitFromObject(VEvent $vevent, IUser $user): void { |
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if (!$vevent->ATTENDEE) { |
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// Nothing left to do |
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return; |
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} |
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foreach ($vevent->ATTENDEE as $attendee) { |
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if (!($attendee instanceof Property)) { |
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continue; |
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} |
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$cuType = $attendee->offsetGet('CUTYPE'); |
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if ($cuType instanceof Parameter && $cuType->getValue() !== 'INDIVIDUAL') { |
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// Don't care about those |
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continue; |
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} |
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$mailTo = $attendee->getValue(); |
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if (strpos($mailTo, 'mailto:') !== 0) { |
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// Doesn't look like an email |
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continue; |
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} |
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$email = substr($mailTo, strlen('mailto:')); |
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if (!$this->mailer->validateMailAddress($email)) { |
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// This really isn't a valid email |
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continue; |
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} |
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$this->dispatcher->dispatchTyped( |
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(new ContactInteractedWithEvent($user))->setEmail($email) |
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); |
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} |
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} |
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} |
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nextcloud /
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