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- <?php
- declare(strict_types=1);
- /**
- * @copyright 2019 Christoph Wurst <christoph@winzerhof-wurst.at>
- *
- * @author Christoph Wurst <christoph@winzerhof-wurst.at>
- * @author Joas Schilling <coding@schilljs.com>
- *
- * @license GNU AGPL version 3 or any later version
- *
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU Affero General Public License as
- * published by the Free Software Foundation, either version 3 of the
- * License, or (at your option) any later version.
- *
- * This program 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 Affero General Public License for more details.
- *
- * You should have received a copy of the GNU Affero General Public License
- * along with this program. If not, see <http://www.gnu.org/licenses/>.
- *
- */
- namespace OC\Authentication\Listeners;
- use Exception;
- use OC\Authentication\Events\RemoteWipeFinished;
- use OC\Authentication\Events\RemoteWipeStarted;
- use OCP\EventDispatcher\Event;
- use OCP\EventDispatcher\IEventListener;
- use OCP\IL10N;
- use OCP\IUser;
- use OCP\IUserManager;
- use OCP\L10N\IFactory as IL10nFactory;
- use OCP\Mail\IMailer;
- use OCP\Mail\IMessage;
- use Psr\Log\LoggerInterface;
- use function substr;
- /**
- * @template-implements IEventListener<\OC\Authentication\Events\ARemoteWipeEvent>
- */
- class RemoteWipeEmailListener implements IEventListener {
- /** @var IMailer */
- private $mailer;
- /** @var IUserManager */
- private $userManager;
- /** @var IL10N */
- private $l10n;
- /** @var LoggerInterface */
- private $logger;
- public function __construct(IMailer $mailer,
- IUserManager $userManager,
- IL10nFactory $l10nFactory,
- LoggerInterface $logger) {
- $this->mailer = $mailer;
- $this->userManager = $userManager;
- $this->l10n = $l10nFactory->get('core');
- $this->logger = $logger;
- }
- /**
- * @param Event $event
- */
- public function handle(Event $event): void {
- if ($event instanceof RemoteWipeStarted) {
- $uid = $event->getToken()->getUID();
- $user = $this->userManager->get($uid);
- if ($user === null) {
- $this->logger->warning("not sending a wipe started email because user <$uid> does not exist (anymore)");
- return;
- }
- if ($user->getEMailAddress() === null) {
- $this->logger->info("not sending a wipe started email because user <$uid> has no email set");
- return;
- }
- try {
- $this->mailer->send(
- $this->getWipingStartedMessage($event, $user)
- );
- } catch (Exception $e) {
- $this->logger->error("Could not send remote wipe started email to <$uid>", [
- 'exception' => $e,
- ]);
- }
- } elseif ($event instanceof RemoteWipeFinished) {
- $uid = $event->getToken()->getUID();
- $user = $this->userManager->get($uid);
- if ($user === null) {
- $this->logger->warning("not sending a wipe finished email because user <$uid> does not exist (anymore)");
- return;
- }
- if ($user->getEMailAddress() === null) {
- $this->logger->info("not sending a wipe finished email because user <$uid> has no email set");
- return;
- }
- try {
- $this->mailer->send(
- $this->getWipingFinishedMessage($event, $user)
- );
- } catch (Exception $e) {
- $this->logger->error("Could not send remote wipe finished email to <$uid>", [
- 'exception' => $e,
- ]);
- }
- }
- }
- private function getWipingStartedMessage(RemoteWipeStarted $event, IUser $user): IMessage {
- $message = $this->mailer->createMessage();
- $emailTemplate = $this->mailer->createEMailTemplate('auth.RemoteWipeStarted');
- $plainHeading = $this->l10n->t('Wiping of device %s has started', [$event->getToken()->getName()]);
- $htmlHeading = $this->l10n->t('Wiping of device »%s« has started', [$event->getToken()->getName()]);
- $emailTemplate->setSubject(
- $this->l10n->t(
- '»%s« started remote wipe',
- [
- substr($event->getToken()->getName(), 0, 15)
- ]
- )
- );
- $emailTemplate->addHeader();
- $emailTemplate->addHeading(
- $htmlHeading,
- $plainHeading
- );
- $emailTemplate->addBodyText(
- $this->l10n->t('Device or application »%s« has started the remote wipe process. You will receive another email once the process has finished', [$event->getToken()->getName()])
- );
- $emailTemplate->addFooter();
- $message->setTo([$user->getEMailAddress()]);
- $message->useTemplate($emailTemplate);
- return $message;
- }
- private function getWipingFinishedMessage(RemoteWipeFinished $event, IUser $user): IMessage {
- $message = $this->mailer->createMessage();
- $emailTemplate = $this->mailer->createEMailTemplate('auth.RemoteWipeFinished');
- $plainHeading = $this->l10n->t('Wiping of device %s has finished', [$event->getToken()->getName()]);
- $htmlHeading = $this->l10n->t('Wiping of device »%s« has finished', [$event->getToken()->getName()]);
- $emailTemplate->setSubject(
- $this->l10n->t(
- '»%s« finished remote wipe',
- [
- substr($event->getToken()->getName(), 0, 15)
- ]
- )
- );
- $emailTemplate->addHeader();
- $emailTemplate->addHeading(
- $htmlHeading,
- $plainHeading
- );
- $emailTemplate->addBodyText(
- $this->l10n->t('Device or application »%s« has finished the remote wipe process.', [$event->getToken()->getName()])
- );
- $emailTemplate->addFooter();
- $message->setTo([$user->getEMailAddress()]);
- $message->useTemplate($emailTemplate);
- return $message;
- }
- }
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