129 lines
3.7 KiB
PHP
129 lines
3.7 KiB
PHP
<?php
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/**
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* @author Thomas Müller <thomas.mueller@tmit.eu>
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*
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* @copyright Copyright (c) 2016, ownCloud, Inc.
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* @license AGPL-3.0
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*
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* This code 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, version 3,
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* as published by the Free Software Foundation.
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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, version 3,
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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\Schedule;
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use OCP\ILogger;
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use OCP\Mail\IMailer;
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use Sabre\DAV;
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use Sabre\VObject\ITip;
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use Sabre\CalDAV\Schedule\IMipPlugin as SabreIMipPlugin;
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/**
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* iMIP handler.
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*
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* This class is responsible for sending out iMIP messages. iMIP is the
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* email-based transport for iTIP. iTIP deals with scheduling operations for
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* iCalendar objects.
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*
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* If you want to customize the email that gets sent out, you can do so by
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* extending this class and overriding the sendMessage method.
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*
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* @copyright Copyright (C) 2007-2015 fruux GmbH (https://fruux.com/).
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* @author Evert Pot (http://evertpot.com/)
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* @license http://sabre.io/license/ Modified BSD License
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*/
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class IMipPlugin extends SabreIMipPlugin {
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/** @var IMailer */
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private $mailer;
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/** @var ILogger */
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private $logger;
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/**
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* Creates the email handler.
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*
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* @param IMailer $mailer
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*/
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function __construct(IMailer $mailer, ILogger $logger) {
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parent::__construct('');
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$this->mailer = $mailer;
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$this->logger = $logger;
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}
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/**
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* Event handler for the 'schedule' event.
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*
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* @param ITip\Message $iTipMessage
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* @return void
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*/
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function schedule(ITip\Message $iTipMessage) {
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// Not sending any emails if the system considers the update
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// insignificant.
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if (!$iTipMessage->significantChange) {
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if (!$iTipMessage->scheduleStatus) {
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$iTipMessage->scheduleStatus = '1.0;We got the message, but it\'s not significant enough to warrant an email';
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}
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return;
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}
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$summary = $iTipMessage->message->VEVENT->SUMMARY;
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if (parse_url($iTipMessage->sender, PHP_URL_SCHEME) !== 'mailto') {
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return;
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}
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if (parse_url($iTipMessage->recipient, PHP_URL_SCHEME) !== 'mailto') {
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return;
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}
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$sender = substr($iTipMessage->sender, 7);
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$recipient = substr($iTipMessage->recipient, 7);
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$senderName = ($iTipMessage->senderName) ? $iTipMessage->senderName : null;
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$recipientName = ($iTipMessage->recipientName) ? $iTipMessage->recipientName : null;
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$subject = 'SabreDAV iTIP message';
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switch (strtoupper($iTipMessage->method)) {
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case 'REPLY' :
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$subject = 'Re: ' . $summary;
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break;
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case 'REQUEST' :
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$subject = $summary;
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break;
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case 'CANCEL' :
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$subject = 'Cancelled: ' . $summary;
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break;
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}
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$contentType = 'text/calendar; charset=UTF-8; method=' . $iTipMessage->method;
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$message = $this->mailer->createMessage();
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$message->setReplyTo([$sender => $senderName])
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->setTo([$recipient => $recipientName])
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->setSubject($subject)
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->setBody($iTipMessage->message->serialize(), $contentType);
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try {
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$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(', ', $failed)]);
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$iTipMessage->scheduleStatus = '5.0; EMail delivery failed';
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}
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$iTipMessage->scheduleStatus = '1.1; Scheduling message is sent via iMip';
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} catch(\Exception $ex) {
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$this->logger->logException($ex, ['app' => 'dav']);
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$iTipMessage->scheduleStatus = '5.0; EMail delivery failed';
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}
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}
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}
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