2019-03-16 18:19:25 +03:00
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<?php
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2019-08-09 21:25:21 +03:00
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declare(strict_types=1);
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2019-03-16 18:19:25 +03:00
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/**
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2019-08-09 21:25:21 +03:00
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* @copyright Copyright (c) 2019, Thomas Citharel
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* @copyright Copyright (c) 2019, Georg Ehrke
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2019-03-16 18:19:25 +03:00
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*
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* @author Thomas Citharel <tcit@tcit.fr>
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2019-08-09 21:25:21 +03:00
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* @author Georg Ehrke <oc.list@georgehrke.com>
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2019-03-16 18:19:25 +03:00
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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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*/
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namespace OCA\DAV\CalDAV\Reminder\NotificationProvider;
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2019-08-09 21:25:21 +03:00
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use DateTime;
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use DateTimeImmutable;
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2019-03-16 18:19:25 +03:00
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use OCP\IConfig;
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2019-08-09 21:25:21 +03:00
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use OCP\IL10N;
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2019-03-16 18:19:25 +03:00
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use OCP\ILogger;
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use OCP\IURLGenerator;
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use OCP\L10N\IFactory as L10NFactory;
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use OCP\Mail\IEMailTemplate;
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use OCP\Mail\IMailer;
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use OCP\IUser;
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2019-08-09 21:25:21 +03:00
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use Sabre\VObject\Component\VEvent;
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use Sabre\VObject;
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use Sabre\VObject\Parameter;
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use Sabre\VObject\Property;
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2019-08-02 17:34:39 +03:00
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2019-08-09 21:25:21 +03:00
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/**
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* Class EmailProvider
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*
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* @package OCA\DAV\CalDAV\Reminder\NotificationProvider
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*/
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class EmailProvider extends AbstractProvider {
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2019-03-16 18:19:25 +03:00
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2019-08-02 17:34:39 +03:00
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/** @var string */
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2019-03-16 18:19:25 +03:00
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public const NOTIFICATION_TYPE = 'EMAIL';
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2019-08-09 21:25:21 +03:00
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/** @var IMailer */
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private $mailer;
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2019-03-16 18:19:25 +03:00
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/**
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* @param IConfig $config
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* @param IMailer $mailer
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* @param ILogger $logger
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* @param L10NFactory $l10nFactory
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* @param IUrlGenerator $urlGenerator
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*/
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2019-08-09 21:25:21 +03:00
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public function __construct(IConfig $config,
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IMailer $mailer,
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ILogger $logger,
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2019-03-16 18:19:25 +03:00
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L10NFactory $l10nFactory,
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IURLGenerator $urlGenerator) {
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parent::__construct($logger, $l10nFactory, $urlGenerator, $config);
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$this->mailer = $mailer;
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}
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/**
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2019-08-09 21:25:21 +03:00
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* Send out notification via email
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2019-03-16 18:19:25 +03:00
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*
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2019-08-09 21:25:21 +03:00
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* @param VEvent $vevent
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2019-03-16 18:19:25 +03:00
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* @param string $calendarDisplayName
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2019-08-09 21:25:21 +03:00
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* @param array $users
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2019-03-16 18:19:25 +03:00
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* @throws \Exception
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*/
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2019-08-09 21:25:21 +03:00
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public function send(VEvent $vevent,
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string $calendarDisplayName,
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array $users=[]):void {
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$fallbackLanguage = $this->getFallbackLanguage();
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2019-08-09 21:25:21 +03:00
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$emailAddressesOfSharees = $this->getEMailAddressesOfAllUsersWithWriteAccessToCalendar($users);
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$emailAddressesOfAttendees = $this->getAllEMailAddressesFromEvent($vevent);
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2019-03-16 18:19:25 +03:00
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2019-08-09 21:25:21 +03:00
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// Quote from php.net:
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// If the input arrays have the same string keys, then the later value for that key will overwrite the previous one.
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// => if there are duplicate email addresses, it will always take the system value
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$emailAddresses = array_merge(
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$emailAddressesOfAttendees,
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$emailAddressesOfSharees
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);
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2019-03-16 18:19:25 +03:00
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2019-08-09 21:25:21 +03:00
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$sortedByLanguage = $this->sortEMailAddressesByLanguage($emailAddresses, $fallbackLanguage);
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$organizer = $this->getOrganizerEMailAndNameFromEvent($vevent);
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foreach($sortedByLanguage as $lang => $emailAddresses) {
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if ($this->hasL10NForLang($lang)) {
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$lang = $fallbackLanguage;
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}
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$l10n = $this->getL10NForLang($lang);
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$fromEMail = \OCP\Util::getDefaultEmailAddress('reminders-noreply');
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2019-03-16 18:19:25 +03:00
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2019-08-09 21:25:21 +03:00
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$message = $this->mailer->createMessage();
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$message->setFrom([$fromEMail]);
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if ($organizer) {
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$message->setReplyTo($organizer);
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}
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2019-08-11 18:54:14 +03:00
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$message->setTo([])
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->setBcc($emailAddresses);
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2019-03-16 18:19:25 +03:00
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2019-08-09 21:25:21 +03:00
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$template = $this->mailer->createEMailTemplate('dav.calendarReminder');
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$template->addHeader();
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2019-03-16 18:19:25 +03:00
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2019-08-09 21:25:21 +03:00
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$this->addSubjectAndHeading($template, $l10n, $vevent);
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$this->addBulletList($template, $l10n, $calendarDisplayName, $vevent);
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2019-03-16 18:19:25 +03:00
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2019-08-09 21:25:21 +03:00
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$template->addFooter();
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$message->useTemplate($template);
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2019-03-16 18:19:25 +03:00
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2019-08-09 21:25:21 +03:00
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try {
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$failed = $this->mailer->send($message);
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if ($failed) {
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$this->logger->error('Unable to deliver message to {failed}', ['app' => 'dav', 'failed' => implode(', ', $failed)]);
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}
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} catch (\Exception $ex) {
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$this->logger->logException($ex, ['app' => 'dav']);
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2019-03-16 18:19:25 +03:00
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}
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}
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}
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/**
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* @param IEMailTemplate $template
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2019-08-09 21:25:21 +03:00
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* @param IL10N $l10n
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* @param VEvent $vevent
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2019-03-16 18:19:25 +03:00
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*/
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2019-08-09 21:25:21 +03:00
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private function addSubjectAndHeading(IEMailTemplate $template, IL10N $l10n, VEvent $vevent):void {
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$template->setSubject('Notification: ' . $this->getTitleFromVEvent($vevent, $l10n));
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$template->addHeading($this->getTitleFromVEvent($vevent, $l10n));
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2019-03-16 18:19:25 +03:00
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}
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/**
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* @param IEMailTemplate $template
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2019-08-09 21:25:21 +03:00
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* @param IL10N $l10n
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2019-03-16 18:19:25 +03:00
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* @param string $calendarDisplayName
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2019-08-09 21:25:21 +03:00
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* @param array $eventData
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2019-03-16 18:19:25 +03:00
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*/
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2019-08-09 21:25:21 +03:00
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private function addBulletList(IEMailTemplate $template,
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IL10N $l10n,
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string $calendarDisplayName,
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VEvent $vevent):void {
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$template->addBodyListItem($calendarDisplayName, $l10n->t('Calendar:'),
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2019-03-16 18:19:25 +03:00
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$this->getAbsoluteImagePath('actions/info.svg'));
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2019-08-09 21:25:21 +03:00
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$template->addBodyListItem($this->generateDateString($l10n, $vevent), $l10n->t('Date:'),
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2019-03-16 18:19:25 +03:00
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$this->getAbsoluteImagePath('places/calendar.svg'));
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2019-08-09 21:25:21 +03:00
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if (isset($vevent->LOCATION)) {
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$template->addBodyListItem((string) $vevent->LOCATION, $l10n->t('Where:'),
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2019-03-16 18:19:25 +03:00
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$this->getAbsoluteImagePath('actions/address.svg'));
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}
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2019-08-09 21:25:21 +03:00
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if (isset($vevent->DESCRIPTION)) {
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$template->addBodyListItem((string) $vevent->DESCRIPTION, $l10n->t('Description:'),
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2019-03-16 18:19:25 +03:00
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$this->getAbsoluteImagePath('actions/more.svg'));
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}
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}
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/**
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* @param string $path
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* @return string
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*/
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2019-08-02 17:34:39 +03:00
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private function getAbsoluteImagePath(string $path):string {
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return $this->urlGenerator->getAbsoluteURL(
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$this->urlGenerator->imagePath('core', $path)
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);
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}
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2019-08-09 21:25:21 +03:00
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/**
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* @param VEvent $vevent
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* @return array|null
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*/
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private function getOrganizerEMailAndNameFromEvent(VEvent $vevent):?array {
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if (!$vevent->ORGANIZER) {
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return null;
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}
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2019-08-11 18:54:14 +03:00
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$organizer = $vevent->ORGANIZER;
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2019-08-09 21:25:21 +03:00
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if (strcasecmp($organizer->getValue(), 'mailto:') !== 0) {
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return null;
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}
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$organizerEMail = substr($organizer->getValue(), 7);
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$name = $organizer->offsetGet('CN');
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if ($name instanceof Parameter) {
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return [$organizerEMail => $name];
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}
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return [$organizerEMail];
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}
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/**
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* @param array $sortedByLanguage
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* @param IUser[] $users
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* @param string $defaultLanguage
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*/
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private function sortUsersByLanguage(array &$sortedByLanguage,
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array $users,
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string $defaultLanguage):void {
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/**
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* @var array $sortedByLanguage
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* [
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* 'de' => ['a@b.com', 'c@d.com'],
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* ...
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* ]
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*/
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foreach($users as $user) {
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/** @var IUser $user */
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$emailAddress = $user->getEMailAddress();
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$lang = $this->config->getUserValue($user->getUID(),
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'core', 'lang', $defaultLanguage);
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if (!isset($sortedByLanguage[$lang])) {
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$sortedByLanguage[$lang] = [];
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}
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$sortedByLanguage[$lang][] = $emailAddress;
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}
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}
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/**
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* @param array $emails
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* @param string $defaultLanguage
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* @return array
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*/
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private function sortEMailAddressesByLanguage(array $emails,
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string $defaultLanguage):array {
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$sortedByLanguage = [];
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foreach($emails as $emailAddress => $parameters) {
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if (isset($parameters['LANG'])) {
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$lang = $parameters['LANG'];
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} else {
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$lang = $defaultLanguage;
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}
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if (!isset($sortedByLanguage[$lang])) {
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$sortedByLanguage[$lang] = [];
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}
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$sortedByLanguage[$lang][] = $emailAddress;
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}
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return $sortedByLanguage;
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}
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/**
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* @param VEvent $vevent
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* @return array
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*/
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private function getAllEMailAddressesFromEvent(VEvent $vevent):array {
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$emailAddresses = [];
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if (isset($vevent->ATTENDEE)) {
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foreach ($vevent->ATTENDEE as $attendee) {
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if (!($attendee instanceof VObject\Property)) {
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continue;
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}
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$cuType = $this->getCUTypeOfAttendee($attendee);
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if (\in_array($cuType, ['RESOURCE', 'ROOM', 'UNKNOWN'])) {
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// Don't send emails to things
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continue;
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}
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$partstat = $this->getPartstatOfAttendee($attendee);
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if ($partstat === 'DECLINED') {
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// Don't send out emails to people who declined
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continue;
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}
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if ($partstat === 'DELEGATED') {
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$delegates = $attendee->offsetGet('DELEGATED-TO');
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if (!($delegates instanceof VObject\Parameter)) {
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continue;
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}
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$emailAddressesOfDelegates = $delegates->getParts();
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foreach($emailAddressesOfDelegates as $addressesOfDelegate) {
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if (strcasecmp($addressesOfDelegate, 'mailto:') === 0) {
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$emailAddresses[substr($addressesOfDelegate, 7)] = [];
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}
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}
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continue;
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}
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$emailAddressOfAttendee = $this->getEMailAddressOfAttendee($attendee);
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if ($emailAddressOfAttendee !== null) {
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$properties = [];
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$langProp = $attendee->offsetGet('LANG');
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if ($langProp instanceof VObject\Parameter) {
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$properties['LANG'] = $langProp->getValue();
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}
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$emailAddresses[$emailAddressOfAttendee] = $properties;
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}
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}
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}
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2019-08-11 18:54:14 +03:00
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if (isset($vevent->ORGANIZER) && $this->hasAttendeeMailURI($vevent->ORGANIZER)) {
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2019-08-09 21:25:21 +03:00
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$emailAddresses[$this->getEMailAddressOfAttendee($vevent->ORGANIZER)] = [];
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}
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return $emailAddresses;
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}
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/**
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* @param VObject\Property $attendee
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* @return string
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*/
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private function getCUTypeOfAttendee(VObject\Property $attendee):string {
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$cuType = $attendee->offsetGet('CUTYPE');
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if ($cuType instanceof VObject\Parameter) {
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return strtoupper($cuType->getValue());
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}
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return 'INDIVIDUAL';
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|
}
|
|
|
|
|
|
|
|
/**
|
|
|
|
* @param VObject\Property $attendee
|
|
|
|
* @return string
|
|
|
|
*/
|
|
|
|
private function getPartstatOfAttendee(VObject\Property $attendee):string {
|
|
|
|
$partstat = $attendee->offsetGet('PARTSTAT');
|
|
|
|
if ($partstat instanceof VObject\Parameter) {
|
|
|
|
return strtoupper($partstat->getValue());
|
|
|
|
}
|
|
|
|
|
|
|
|
return 'NEEDS-ACTION';
|
|
|
|
}
|
|
|
|
|
|
|
|
/**
|
|
|
|
* @param VObject\Property $attendee
|
|
|
|
* @return bool
|
|
|
|
*/
|
|
|
|
private function hasAttendeeMailURI(VObject\Property $attendee):bool {
|
2019-08-11 18:54:14 +03:00
|
|
|
return stripos($attendee->getValue(), 'mailto:') === 0;
|
2019-08-09 21:25:21 +03:00
|
|
|
}
|
|
|
|
|
|
|
|
/**
|
|
|
|
* @param VObject\Property $attendee
|
|
|
|
* @return string|null
|
|
|
|
*/
|
|
|
|
private function getEMailAddressOfAttendee(VObject\Property $attendee):?string {
|
|
|
|
if (!$this->hasAttendeeMailURI($attendee)) {
|
|
|
|
return null;
|
|
|
|
}
|
|
|
|
|
|
|
|
return substr($attendee->getValue(), 7);
|
|
|
|
}
|
|
|
|
|
|
|
|
/**
|
|
|
|
* @param array $users
|
|
|
|
* @return array
|
|
|
|
*/
|
|
|
|
private function getEMailAddressesOfAllUsersWithWriteAccessToCalendar(array $users):array {
|
|
|
|
$emailAddresses = [];
|
|
|
|
|
|
|
|
foreach($users as $user) {
|
|
|
|
$emailAddress = $user->getEMailAddress();
|
|
|
|
if ($emailAddress) {
|
|
|
|
$lang = $this->getLangForUser($user);
|
|
|
|
if ($lang) {
|
|
|
|
$emailAddresses[$emailAddress] = [
|
|
|
|
'LANG' => $lang,
|
|
|
|
];
|
|
|
|
} else {
|
|
|
|
$emailAddresses[$emailAddress] = [];
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
return array_unique($emailAddresses);
|
|
|
|
}
|
|
|
|
|
|
|
|
/**
|
|
|
|
* @param IUser $user
|
|
|
|
* @return string
|
|
|
|
*/
|
|
|
|
private function getLangForUser(IUser $user): ?string {
|
|
|
|
return $this->config->getUserValue($user->getUID(), 'core', 'lang', null);
|
|
|
|
}
|
|
|
|
|
|
|
|
/**
|
|
|
|
* @param IL10N $l10n
|
|
|
|
* @param VEvent $vevent
|
|
|
|
* @return string
|
|
|
|
* @throws \Exception
|
|
|
|
*/
|
|
|
|
private function generateDateString(IL10N $l10n, VEvent $vevent):string {
|
|
|
|
$isAllDay = $vevent->DTSTART instanceof Property\ICalendar\Date;
|
|
|
|
|
|
|
|
/** @var Property\ICalendar\Date | Property\ICalendar\DateTime $dtstart */
|
|
|
|
/** @var Property\ICalendar\Date | Property\ICalendar\DateTime $dtend */
|
|
|
|
/** @var \DateTimeImmutable $dtstartDt */
|
|
|
|
$dtstartDt = $vevent->DTSTART->getDateTime();
|
|
|
|
/** @var \DateTimeImmutable $dtendDt */
|
|
|
|
$dtendDt = $this->getDTEndFromEvent($vevent)->getDateTime();
|
|
|
|
|
|
|
|
$diff = $dtstartDt->diff($dtendDt);
|
|
|
|
|
|
|
|
$dtstartDt = new \DateTime($dtstartDt->format(\DateTime::ATOM));
|
|
|
|
$dtendDt = new \DateTime($dtendDt->format(\DateTime::ATOM));
|
|
|
|
|
|
|
|
if ($isAllDay) {
|
|
|
|
// One day event
|
|
|
|
if ($diff->days === 1) {
|
|
|
|
return $this->getDateString($l10n, $dtstartDt);
|
|
|
|
}
|
|
|
|
|
|
|
|
return implode(' - ', [
|
|
|
|
$this->getDateString($l10n, $dtstartDt),
|
|
|
|
$this->getDateString($l10n, $dtendDt),
|
|
|
|
]);
|
|
|
|
}
|
|
|
|
|
|
|
|
$startTimezone = $endTimezone = null;
|
|
|
|
if (!$vevent->DTSTART->isFloating()) {
|
|
|
|
$startTimezone = $vevent->DTSTART->getDateTime()->getTimezone()->getName();
|
|
|
|
$endTimezone = $this->getDTEndFromEvent($vevent)->getDateTime()->getTimezone()->getName();
|
|
|
|
}
|
|
|
|
|
|
|
|
$localeStart = implode(', ', [
|
|
|
|
$this->getWeekDayName($l10n, $dtstartDt),
|
|
|
|
$this->getDateTimeString($l10n, $dtstartDt)
|
|
|
|
]);
|
|
|
|
|
|
|
|
// always show full date with timezone if timezones are different
|
|
|
|
if ($startTimezone !== $endTimezone) {
|
|
|
|
$localeEnd = implode(', ', [
|
|
|
|
$this->getWeekDayName($l10n, $dtendDt),
|
|
|
|
$this->getDateTimeString($l10n, $dtendDt)
|
|
|
|
]);
|
|
|
|
|
|
|
|
return $localeStart
|
|
|
|
. ' (' . $startTimezone . ') '
|
|
|
|
. ' - '
|
|
|
|
. $localeEnd
|
|
|
|
. ' (' . $endTimezone . ')';
|
|
|
|
}
|
|
|
|
|
|
|
|
// Show only the time if the day is the same
|
|
|
|
$localeEnd = $this->isDayEqual($dtstartDt, $dtendDt)
|
|
|
|
? $this->getTimeString($l10n, $dtendDt)
|
|
|
|
: implode(', ', [
|
|
|
|
$this->getWeekDayName($l10n, $dtendDt),
|
|
|
|
$this->getDateTimeString($l10n, $dtendDt)
|
|
|
|
]);
|
|
|
|
|
|
|
|
return $localeStart
|
|
|
|
. ' - '
|
|
|
|
. $localeEnd
|
|
|
|
. ' (' . $startTimezone . ')';
|
|
|
|
}
|
|
|
|
|
|
|
|
/**
|
|
|
|
* @param DateTime $dtStart
|
|
|
|
* @param DateTime $dtEnd
|
|
|
|
* @return bool
|
|
|
|
*/
|
|
|
|
private function isDayEqual(DateTime $dtStart,
|
|
|
|
DateTime $dtEnd):bool {
|
|
|
|
return $dtStart->format('Y-m-d') === $dtEnd->format('Y-m-d');
|
|
|
|
}
|
|
|
|
|
|
|
|
/**
|
|
|
|
* @param IL10N $l10n
|
|
|
|
* @param DateTime $dt
|
|
|
|
* @return string
|
|
|
|
*/
|
|
|
|
private function getWeekDayName(IL10N $l10n, DateTime $dt):string {
|
|
|
|
return $l10n->l('weekdayName', $dt, ['width' => 'abbreviated']);
|
|
|
|
}
|
|
|
|
|
|
|
|
/**
|
|
|
|
* @param IL10N $l10n
|
|
|
|
* @param DateTime $dt
|
|
|
|
* @return string
|
|
|
|
*/
|
|
|
|
private function getDateString(IL10N $l10n, DateTime $dt):string {
|
|
|
|
return $l10n->l('date', $dt, ['width' => 'medium']);
|
|
|
|
}
|
|
|
|
|
|
|
|
/**
|
|
|
|
* @param IL10N $l10n
|
|
|
|
* @param DateTime $dt
|
|
|
|
* @return string
|
|
|
|
*/
|
|
|
|
private function getDateTimeString(IL10N $l10n, DateTime $dt):string {
|
|
|
|
return $l10n->l('datetime', $dt, ['width' => 'medium|short']);
|
|
|
|
}
|
|
|
|
|
|
|
|
/**
|
|
|
|
* @param IL10N $l10n
|
|
|
|
* @param DateTime $dt
|
|
|
|
* @return string
|
|
|
|
*/
|
|
|
|
private function getTimeString(IL10N $l10n, DateTime $dt):string {
|
|
|
|
return $l10n->l('time', $dt, ['width' => 'short']);
|
|
|
|
}
|
|
|
|
|
|
|
|
/**
|
|
|
|
* @param VEvent $vevent
|
|
|
|
* @param IL10N $l10n
|
|
|
|
* @return string
|
|
|
|
*/
|
|
|
|
private function getTitleFromVEvent(VEvent $vevent, IL10N $l10n):string {
|
|
|
|
if (isset($vevent->SUMMARY)) {
|
|
|
|
return (string)$vevent->SUMMARY;
|
|
|
|
}
|
|
|
|
|
|
|
|
return $l10n->t('Untitled event');
|
|
|
|
}
|
2019-03-16 18:19:25 +03:00
|
|
|
}
|