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- <?php
- /**
- * @copyright Copyright (c) 2016, ownCloud, Inc.
- * @copyright Copyright (c) 2017, Georg Ehrke
- *
- * @author brad2014 <brad2014@users.noreply.github.com>
- * @author Brad Rubenstein <brad@wbr.tech>
- * @author Christoph Wurst <christoph@winzerhof-wurst.at>
- * @author Georg Ehrke <oc.list@georgehrke.com>
- * @author Joas Schilling <coding@schilljs.com>
- * @author Leon Klingele <leon@struktur.de>
- * @author rakekniven <mark.ziegler@rakekniven.de>
- * @author Roeland Jago Douma <roeland@famdouma.nl>
- * @author Thomas Citharel <nextcloud@tcit.fr>
- * @author Thomas Müller <thomas.mueller@tmit.eu>
- *
- * @license AGPL-3.0
- *
- * This code is free software: you can redistribute it and/or modify
- * it under the terms of the GNU Affero General Public License, version 3,
- * as published by the Free Software Foundation.
- *
- * 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, version 3,
- * along with this program. If not, see <http://www.gnu.org/licenses/>
- *
- */
-
- namespace OCA\DAV\CalDAV\Schedule;
-
- use OCP\AppFramework\Utility\ITimeFactory;
- use OCP\Defaults;
- use OCP\IConfig;
- use OCP\IDBConnection;
- use OCP\IL10N;
- use OCP\ILogger;
- use OCP\IURLGenerator;
- use OCP\IUserManager;
- use OCP\L10N\IFactory as L10NFactory;
- use OCP\Mail\IEMailTemplate;
- use OCP\Mail\IMailer;
- use OCP\Security\ISecureRandom;
- use OCP\Util;
- use Sabre\CalDAV\Schedule\IMipPlugin as SabreIMipPlugin;
- use Sabre\VObject\Component\VCalendar;
- use Sabre\VObject\Component\VEvent;
- use Sabre\VObject\DateTimeParser;
- use Sabre\VObject\ITip\Message;
- use Sabre\VObject\Parameter;
- use Sabre\VObject\Property;
- use Sabre\VObject\Recur\EventIterator;
-
- /**
- * iMIP handler.
- *
- * This class is responsible for sending out iMIP messages. iMIP is the
- * email-based transport for iTIP. iTIP deals with scheduling operations for
- * iCalendar objects.
- *
- * If you want to customize the email that gets sent out, you can do so by
- * extending this class and overriding the sendMessage method.
- *
- * @copyright Copyright (C) 2007-2015 fruux GmbH (https://fruux.com/).
- * @author Evert Pot (http://evertpot.com/)
- * @license http://sabre.io/license/ Modified BSD License
- */
- class IMipPlugin extends SabreIMipPlugin {
-
- /** @var string */
- private $userId;
-
- /** @var IConfig */
- private $config;
-
- /** @var IMailer */
- private $mailer;
-
- /** @var ILogger */
- private $logger;
-
- /** @var ITimeFactory */
- private $timeFactory;
-
- /** @var L10NFactory */
- private $l10nFactory;
-
- /** @var IURLGenerator */
- private $urlGenerator;
-
- /** @var ISecureRandom */
- private $random;
-
- /** @var IDBConnection */
- private $db;
-
- /** @var Defaults */
- private $defaults;
-
- /** @var IUserManager */
- private $userManager;
-
- public const MAX_DATE = '2038-01-01';
-
- public const METHOD_REQUEST = 'request';
- public const METHOD_REPLY = 'reply';
- public const METHOD_CANCEL = 'cancel';
- public const IMIP_INDENT = 15; // Enough for the length of all body bullet items, in all languages
-
- /**
- * @param IConfig $config
- * @param IMailer $mailer
- * @param ILogger $logger
- * @param ITimeFactory $timeFactory
- * @param L10NFactory $l10nFactory
- * @param IUrlGenerator $urlGenerator
- * @param Defaults $defaults
- * @param ISecureRandom $random
- * @param IDBConnection $db
- * @param string $userId
- */
- public function __construct(IConfig $config, IMailer $mailer, ILogger $logger,
- ITimeFactory $timeFactory, L10NFactory $l10nFactory,
- IURLGenerator $urlGenerator, Defaults $defaults,
- ISecureRandom $random, IDBConnection $db, IUserManager $userManager,
- $userId) {
- parent::__construct('');
- $this->userId = $userId;
- $this->config = $config;
- $this->mailer = $mailer;
- $this->logger = $logger;
- $this->timeFactory = $timeFactory;
- $this->l10nFactory = $l10nFactory;
- $this->urlGenerator = $urlGenerator;
- $this->random = $random;
- $this->db = $db;
- $this->defaults = $defaults;
- $this->userManager = $userManager;
- }
-
- /**
- * Event handler for the 'schedule' event.
- *
- * @param Message $iTipMessage
- * @return void
- */
- public function schedule(Message $iTipMessage) {
-
- // Not sending any emails if the system considers the update
- // insignificant.
- if (!$iTipMessage->significantChange) {
- if (!$iTipMessage->scheduleStatus) {
- $iTipMessage->scheduleStatus = '1.0;We got the message, but it\'s not significant enough to warrant an email';
- }
- return;
- }
-
- $summary = $iTipMessage->message->VEVENT->SUMMARY;
-
- if (parse_url($iTipMessage->sender, PHP_URL_SCHEME) !== 'mailto') {
- return;
- }
-
- if (parse_url($iTipMessage->recipient, PHP_URL_SCHEME) !== 'mailto') {
- return;
- }
-
- // don't send out mails for events that already took place
- $lastOccurrence = $this->getLastOccurrence($iTipMessage->message);
- $currentTime = $this->timeFactory->getTime();
- if ($lastOccurrence < $currentTime) {
- return;
- }
-
- // Strip off mailto:
- $sender = substr($iTipMessage->sender, 7);
- $recipient = substr($iTipMessage->recipient, 7);
- if ($recipient === false || !$this->mailer->validateMailAddress($recipient)) {
- // Nothing to send if the recipient doesn't have a valid email address
- $iTipMessage->scheduleStatus = '5.0; EMail delivery failed';
- return;
- }
-
- $senderName = $iTipMessage->senderName ?: null;
- $recipientName = $iTipMessage->recipientName ?: null;
-
- if ($senderName === null || empty(trim($senderName))) {
- $user = $this->userManager->get($this->userId);
- if ($user) {
- // getDisplayName automatically uses the uid
- // if no display-name is set
- $senderName = $user->getDisplayName();
- }
- }
-
- /** @var VEvent $vevent */
- $vevent = $iTipMessage->message->VEVENT;
-
- $attendee = $this->getCurrentAttendee($iTipMessage);
- $defaultLang = $this->l10nFactory->findLanguage();
- $lang = $this->getAttendeeLangOrDefault($defaultLang, $attendee);
- $l10n = $this->l10nFactory->get('dav', $lang);
-
- $meetingAttendeeName = $recipientName ?: $recipient;
- $meetingInviteeName = $senderName ?: $sender;
-
- $meetingTitle = $vevent->SUMMARY;
- $meetingDescription = $vevent->DESCRIPTION;
-
-
- $meetingUrl = $vevent->URL;
- $meetingLocation = $vevent->LOCATION;
-
- $defaultVal = '--';
-
- $method = self::METHOD_REQUEST;
- switch (strtolower($iTipMessage->method)) {
- case self::METHOD_REPLY:
- $method = self::METHOD_REPLY;
- break;
- case self::METHOD_CANCEL:
- $method = self::METHOD_CANCEL;
- break;
- }
-
- $data = [
- 'attendee_name' => (string)$meetingAttendeeName ?: $defaultVal,
- 'invitee_name' => (string)$meetingInviteeName ?: $defaultVal,
- 'meeting_title' => (string)$meetingTitle ?: $defaultVal,
- 'meeting_description' => (string)$meetingDescription ?: $defaultVal,
- 'meeting_url' => (string)$meetingUrl ?: $defaultVal,
- ];
-
- $fromEMail = Util::getDefaultEmailAddress('invitations-noreply');
- $fromName = $l10n->t('%1$s via %2$s', [$senderName, $this->defaults->getName()]);
-
- $message = $this->mailer->createMessage()
- ->setFrom([$fromEMail => $fromName])
- ->setTo([$recipient => $recipientName]);
-
- if ($sender !== false) {
- $message->setReplyTo([$sender => $senderName]);
- }
-
- $template = $this->mailer->createEMailTemplate('dav.calendarInvite.' . $method, $data);
- $template->addHeader();
-
- $summary = ((string) $summary !== '') ? (string) $summary : $l10n->t('Untitled event');
-
- $this->addSubjectAndHeading($template, $l10n, $method, $summary);
- $this->addBulletList($template, $l10n, $vevent);
-
-
- // Only add response buttons to invitation requests: Fix Issue #11230
- if (($method == self::METHOD_REQUEST) && $this->getAttendeeRSVP($attendee)) {
-
- /*
- ** Only offer invitation accept/reject buttons, which link back to the
- ** nextcloud server, to recipients who can access the nextcloud server via
- ** their internet/intranet. Issue #12156
- **
- ** The app setting is stored in the appconfig database table.
- **
- ** For nextcloud servers accessible to the public internet, the default
- ** "invitation_link_recipients" value "yes" (all recipients) is appropriate.
- **
- ** When the nextcloud server is restricted behind a firewall, accessible
- ** only via an internal network or via vpn, you can set "dav.invitation_link_recipients"
- ** to the email address or email domain, or comma separated list of addresses or domains,
- ** of recipients who can access the server.
- **
- ** To always deliver URLs, set invitation_link_recipients to "yes".
- ** To suppress URLs entirely, set invitation_link_recipients to boolean "no".
- */
-
- $recipientDomain = substr(strrchr($recipient, "@"), 1);
- $invitationLinkRecipients = explode(',', preg_replace('/\s+/', '', strtolower($this->config->getAppValue('dav', 'invitation_link_recipients', 'yes'))));
-
- if (strcmp('yes', $invitationLinkRecipients[0]) === 0
- || in_array(strtolower($recipient), $invitationLinkRecipients)
- || in_array(strtolower($recipientDomain), $invitationLinkRecipients)) {
- $this->addResponseButtons($template, $l10n, $iTipMessage, $lastOccurrence);
- }
- }
-
- $template->addFooter();
-
- $message->useTemplate($template);
-
- $attachment = $this->mailer->createAttachment(
- $iTipMessage->message->serialize(),
- 'event.ics',// TODO(leon): Make file name unique, e.g. add event id
- 'text/calendar; method=' . $iTipMessage->method
- );
- $message->attach($attachment);
-
- try {
- $failed = $this->mailer->send($message);
- $iTipMessage->scheduleStatus = '1.1; Scheduling message is sent via iMip';
- if ($failed) {
- $this->logger->error('Unable to deliver message to {failed}', ['app' => 'dav', 'failed' => implode(', ', $failed)]);
- $iTipMessage->scheduleStatus = '5.0; EMail delivery failed';
- }
- } catch (\Exception $ex) {
- $this->logger->logException($ex, ['app' => 'dav']);
- $iTipMessage->scheduleStatus = '5.0; EMail delivery failed';
- }
- }
-
- /**
- * check if event took place in the past already
- * @param VCalendar $vObject
- * @return int
- */
- private function getLastOccurrence(VCalendar $vObject) {
- /** @var VEvent $component */
- $component = $vObject->VEVENT;
-
- $firstOccurrence = $component->DTSTART->getDateTime()->getTimeStamp();
- // Finding the last occurrence is a bit harder
- if (!isset($component->RRULE)) {
- if (isset($component->DTEND)) {
- $lastOccurrence = $component->DTEND->getDateTime()->getTimeStamp();
- } elseif (isset($component->DURATION)) {
- /** @var \DateTime $endDate */
- $endDate = clone $component->DTSTART->getDateTime();
- // $component->DTEND->getDateTime() returns DateTimeImmutable
- $endDate = $endDate->add(DateTimeParser::parse($component->DURATION->getValue()));
- $lastOccurrence = $endDate->getTimestamp();
- } elseif (!$component->DTSTART->hasTime()) {
- /** @var \DateTime $endDate */
- $endDate = clone $component->DTSTART->getDateTime();
- // $component->DTSTART->getDateTime() returns DateTimeImmutable
- $endDate = $endDate->modify('+1 day');
- $lastOccurrence = $endDate->getTimestamp();
- } else {
- $lastOccurrence = $firstOccurrence;
- }
- } else {
- $it = new EventIterator($vObject, (string)$component->UID);
- $maxDate = new \DateTime(self::MAX_DATE);
- if ($it->isInfinite()) {
- $lastOccurrence = $maxDate->getTimestamp();
- } else {
- $end = $it->getDtEnd();
- while ($it->valid() && $end < $maxDate) {
- $end = $it->getDtEnd();
- $it->next();
- }
- $lastOccurrence = $end->getTimestamp();
- }
- }
-
- return $lastOccurrence;
- }
-
- /**
- * @param Message $iTipMessage
- * @return null|Property
- */
- private function getCurrentAttendee(Message $iTipMessage) {
- /** @var VEvent $vevent */
- $vevent = $iTipMessage->message->VEVENT;
- $attendees = $vevent->select('ATTENDEE');
- foreach ($attendees as $attendee) {
- /** @var Property $attendee */
- if (strcasecmp($attendee->getValue(), $iTipMessage->recipient) === 0) {
- return $attendee;
- }
- }
- return null;
- }
-
- /**
- * @param string $default
- * @param Property|null $attendee
- * @return string
- */
- private function getAttendeeLangOrDefault($default, Property $attendee = null) {
- if ($attendee !== null) {
- $lang = $attendee->offsetGet('LANGUAGE');
- if ($lang instanceof Parameter) {
- return $lang->getValue();
- }
- }
- return $default;
- }
-
- /**
- * @param Property|null $attendee
- * @return bool
- */
- private function getAttendeeRSVP(Property $attendee = null) {
- if ($attendee !== null) {
- $rsvp = $attendee->offsetGet('RSVP');
- if (($rsvp instanceof Parameter) && (strcasecmp($rsvp->getValue(), 'TRUE') === 0)) {
- return true;
- }
- }
- // RFC 5545 3.2.17: default RSVP is false
- return false;
- }
-
- /**
- * @param IL10N $l10n
- * @param VEvent $vevent
- */
- private function generateWhenString(IL10N $l10n, VEvent $vevent) {
- $dtstart = $vevent->DTSTART;
- if (isset($vevent->DTEND)) {
- $dtend = $vevent->DTEND;
- } elseif (isset($vevent->DURATION)) {
- $isFloating = $vevent->DTSTART->isFloating();
- $dtend = clone $vevent->DTSTART;
- $endDateTime = $dtend->getDateTime();
- $endDateTime = $endDateTime->add(DateTimeParser::parse($vevent->DURATION->getValue()));
- $dtend->setDateTime($endDateTime, $isFloating);
- } elseif (!$vevent->DTSTART->hasTime()) {
- $isFloating = $vevent->DTSTART->isFloating();
- $dtend = clone $vevent->DTSTART;
- $endDateTime = $dtend->getDateTime();
- $endDateTime = $endDateTime->modify('+1 day');
- $dtend->setDateTime($endDateTime, $isFloating);
- } else {
- $dtend = clone $vevent->DTSTART;
- }
-
- $isAllDay = $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 = $dtstart->getDateTime();
- /** @var \DateTimeImmutable $dtendDt */
- $dtendDt = $dtend->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 $l10n->l('date', $dtstartDt, ['width' => 'medium']);
- }
-
- // DTEND is exclusive, so if the ics data says 2020-01-01 to 2020-01-05,
- // the email should show 2020-01-01 to 2020-01-04.
- $dtendDt->modify('-1 day');
-
- //event that spans over multiple days
- $localeStart = $l10n->l('date', $dtstartDt, ['width' => 'medium']);
- $localeEnd = $l10n->l('date', $dtendDt, ['width' => 'medium']);
-
- return $localeStart . ' - ' . $localeEnd;
- }
-
- /** @var Property\ICalendar\DateTime $dtstart */
- /** @var Property\ICalendar\DateTime $dtend */
- $isFloating = $dtstart->isFloating();
- $startTimezone = $endTimezone = null;
- if (!$isFloating) {
- $prop = $dtstart->offsetGet('TZID');
- if ($prop instanceof Parameter) {
- $startTimezone = $prop->getValue();
- }
-
- $prop = $dtend->offsetGet('TZID');
- if ($prop instanceof Parameter) {
- $endTimezone = $prop->getValue();
- }
- }
-
- $localeStart = $l10n->l('weekdayName', $dtstartDt, ['width' => 'abbreviated']) . ', ' .
- $l10n->l('datetime', $dtstartDt, ['width' => 'medium|short']);
-
- // always show full date with timezone if timezones are different
- if ($startTimezone !== $endTimezone) {
- $localeEnd = $l10n->l('datetime', $dtendDt, ['width' => 'medium|short']);
-
- return $localeStart . ' (' . $startTimezone . ') - ' .
- $localeEnd . ' (' . $endTimezone . ')';
- }
-
- // show only end time if date is the same
- if ($this->isDayEqual($dtstartDt, $dtendDt)) {
- $localeEnd = $l10n->l('time', $dtendDt, ['width' => 'short']);
- } else {
- $localeEnd = $l10n->l('weekdayName', $dtendDt, ['width' => 'abbreviated']) . ', ' .
- $l10n->l('datetime', $dtendDt, ['width' => 'medium|short']);
- }
-
- return $localeStart . ' - ' . $localeEnd . ' (' . $startTimezone . ')';
- }
-
- /**
- * @param \DateTime $dtStart
- * @param \DateTime $dtEnd
- * @return bool
- */
- private function isDayEqual(\DateTime $dtStart, \DateTime $dtEnd) {
- return $dtStart->format('Y-m-d') === $dtEnd->format('Y-m-d');
- }
-
- /**
- * @param IEMailTemplate $template
- * @param IL10N $l10n
- * @param string $method
- * @param string $summary
- */
- private function addSubjectAndHeading(IEMailTemplate $template, IL10N $l10n,
- $method, $summary) {
- if ($method === self::METHOD_CANCEL) {
- $template->setSubject('Canceled: ' . $summary);
- $template->addHeading($l10n->t('Invitation canceled'));
- } elseif ($method === self::METHOD_REPLY) {
- $template->setSubject('Re: ' . $summary);
- $template->addHeading($l10n->t('Invitation updated'));
- } else {
- $template->setSubject('Invitation: ' . $summary);
- $template->addHeading($l10n->t('Invitation'));
- }
- }
-
- /**
- * @param IEMailTemplate $template
- * @param IL10N $l10n
- * @param VEVENT $vevent
- */
- private function addBulletList(IEMailTemplate $template, IL10N $l10n, $vevent) {
- if ($vevent->SUMMARY) {
- $template->addBodyListItem($vevent->SUMMARY, $l10n->t('Title:'),
- $this->getAbsoluteImagePath('caldav/title.svg'),'','',self::IMIP_INDENT);
- }
- $meetingWhen = $this->generateWhenString($l10n, $vevent);
- if ($meetingWhen) {
- $template->addBodyListItem($meetingWhen, $l10n->t('Time:'),
- $this->getAbsoluteImagePath('caldav/time.svg'),'','',self::IMIP_INDENT);
- }
- if ($vevent->LOCATION) {
- $template->addBodyListItem($vevent->LOCATION, $l10n->t('Location:'),
- $this->getAbsoluteImagePath('caldav/location.svg'),'','',self::IMIP_INDENT);
- }
- if ($vevent->URL) {
- $url = $vevent->URL->getValue();
- $template->addBodyListItem(sprintf('<a href="%s">%s</a>',
- htmlspecialchars($url),
- htmlspecialchars($url)),
- $l10n->t('Link:'),
- $this->getAbsoluteImagePath('caldav/link.svg'),
- $url,'',self::IMIP_INDENT);
- }
-
- $this->addAttendees($template, $l10n, $vevent);
-
- /* Put description last, like an email body, since it can be arbitrarily long */
- if ($vevent->DESCRIPTION) {
- $template->addBodyListItem($vevent->DESCRIPTION->getValue(), $l10n->t('Description:'),
- $this->getAbsoluteImagePath('caldav/description.svg'),'','',self::IMIP_INDENT);
- }
- }
-
- /**
- * addAttendees: add organizer and attendee names/emails to iMip mail.
- *
- * Enable with DAV setting: invitation_list_attendees (default: no)
- *
- * The default is 'no', which matches old behavior, and is privacy preserving.
- *
- * To enable including attendees in invitation emails:
- * % php occ config:app:set dav invitation_list_attendees --value yes
- *
- * @param IEMailTemplate $template
- * @param IL10N $l10n
- * @param Message $iTipMessage
- * @param int $lastOccurrence
- * @author brad2014 on github.com
- */
-
- private function addAttendees(IEMailTemplate $template, IL10N $l10n, VEvent $vevent) {
- if ($this->config->getAppValue('dav', 'invitation_list_attendees', 'no') === 'no') {
- return;
- }
-
- if (isset($vevent->ORGANIZER)) {
- /** @var Property\ICalendar\CalAddress $organizer */
- $organizer = $vevent->ORGANIZER;
- $organizerURI = $organizer->getNormalizedValue();
- [$scheme,$organizerEmail] = explode(':',$organizerURI,2); # strip off scheme mailto:
- /** @var string|null $organizerName */
- $organizerName = isset($organizer['CN']) ? $organizer['CN'] : null;
- $organizerHTML = sprintf('<a href="%s">%s</a>',
- htmlspecialchars($organizerURI),
- htmlspecialchars($organizerName ?: $organizerEmail));
- $organizerText = sprintf('%s <%s>', $organizerName, $organizerEmail);
- if (isset($organizer['PARTSTAT'])) {
- /** @var Parameter $partstat */
- $partstat = $organizer['PARTSTAT'];
- if (strcasecmp($partstat->getValue(), 'ACCEPTED') === 0) {
- $organizerHTML .= ' ✔︎';
- $organizerText .= ' ✔︎';
- }
- }
- $template->addBodyListItem($organizerHTML, $l10n->t('Organizer:'),
- $this->getAbsoluteImagePath('caldav/organizer.svg'),
- $organizerText,'',self::IMIP_INDENT);
- }
-
- $attendees = $vevent->select('ATTENDEE');
- if (count($attendees) === 0) {
- return;
- }
-
- $attendeesHTML = [];
- $attendeesText = [];
- foreach ($attendees as $attendee) {
- $attendeeURI = $attendee->getNormalizedValue();
- [$scheme,$attendeeEmail] = explode(':',$attendeeURI,2); # strip off scheme mailto:
- $attendeeName = isset($attendee['CN']) ? $attendee['CN'] : null;
- $attendeeHTML = sprintf('<a href="%s">%s</a>',
- htmlspecialchars($attendeeURI),
- htmlspecialchars($attendeeName ?: $attendeeEmail));
- $attendeeText = sprintf('%s <%s>', $attendeeName, $attendeeEmail);
- if (isset($attendee['PARTSTAT'])
- && strcasecmp($attendee['PARTSTAT'], 'ACCEPTED') === 0) {
- $attendeeHTML .= ' ✔︎';
- $attendeeText .= ' ✔︎';
- }
- array_push($attendeesHTML, $attendeeHTML);
- array_push($attendeesText, $attendeeText);
- }
-
- $template->addBodyListItem(implode('<br/>',$attendeesHTML), $l10n->t('Attendees:'),
- $this->getAbsoluteImagePath('caldav/attendees.svg'),
- implode("\n",$attendeesText),'',self::IMIP_INDENT);
- }
-
- /**
- * @param IEMailTemplate $template
- * @param IL10N $l10n
- * @param Message $iTipMessage
- * @param int $lastOccurrence
- */
- private function addResponseButtons(IEMailTemplate $template, IL10N $l10n,
- Message $iTipMessage, $lastOccurrence) {
- $token = $this->createInvitationToken($iTipMessage, $lastOccurrence);
-
- $template->addBodyButtonGroup(
- $l10n->t('Accept'),
- $this->urlGenerator->linkToRouteAbsolute('dav.invitation_response.accept', [
- 'token' => $token,
- ]),
- $l10n->t('Decline'),
- $this->urlGenerator->linkToRouteAbsolute('dav.invitation_response.decline', [
- 'token' => $token,
- ])
- );
-
- $moreOptionsURL = $this->urlGenerator->linkToRouteAbsolute('dav.invitation_response.options', [
- 'token' => $token,
- ]);
- $html = vsprintf('<small><a href="%s">%s</a></small>', [
- $moreOptionsURL, $l10n->t('More options …')
- ]);
- $text = $l10n->t('More options at %s', [$moreOptionsURL]);
-
- $template->addBodyText($html, $text);
- }
-
- /**
- * @param string $path
- * @return string
- */
- private function getAbsoluteImagePath($path) {
- return $this->urlGenerator->getAbsoluteURL(
- $this->urlGenerator->imagePath('core', $path)
- );
- }
-
- /**
- * @param Message $iTipMessage
- * @param int $lastOccurrence
- * @return string
- */
- private function createInvitationToken(Message $iTipMessage, $lastOccurrence):string {
- $token = $this->random->generate(60, ISecureRandom::CHAR_UPPER . ISecureRandom::CHAR_LOWER . ISecureRandom::CHAR_DIGITS);
-
- /** @var VEvent $vevent */
- $vevent = $iTipMessage->message->VEVENT;
- $attendee = $iTipMessage->recipient;
- $organizer = $iTipMessage->sender;
- $sequence = $iTipMessage->sequence;
- $recurrenceId = isset($vevent->{'RECURRENCE-ID'}) ?
- $vevent->{'RECURRENCE-ID'}->serialize() : null;
- $uid = $vevent->{'UID'};
-
- $query = $this->db->getQueryBuilder();
- $query->insert('calendar_invitations')
- ->values([
- 'token' => $query->createNamedParameter($token),
- 'attendee' => $query->createNamedParameter($attendee),
- 'organizer' => $query->createNamedParameter($organizer),
- 'sequence' => $query->createNamedParameter($sequence),
- 'recurrenceid' => $query->createNamedParameter($recurrenceId),
- 'expiration' => $query->createNamedParameter($lastOccurrence),
- 'uid' => $query->createNamedParameter($uid)
- ])
- ->execute();
-
- return $token;
- }
- }
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