256 lines
7.2 KiB
PHP
256 lines
7.2 KiB
PHP
<?php
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/**
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* @copyright Copyright (c) 2016, ownCloud, Inc.
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*
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* @author Lukas Reschke <lukas@statuscode.ch>
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*
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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 OC\Mail;
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use OCP\Defaults;
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use OCP\IConfig;
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use OCP\IL10N;
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use OCP\IURLGenerator;
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use OCP\Mail\IMailer;
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use OCP\ILogger;
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/**
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* Class Mailer provides some basic functions to create a mail message that can be used in combination with
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* \OC\Mail\Message.
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*
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* Example usage:
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*
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* $mailer = \OC::$server->getMailer();
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* $message = $mailer->createMessage();
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* $message->setSubject('Your Subject');
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* $message->setFrom(array('cloud@domain.org' => 'ownCloud Notifier');
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* $message->setTo(array('recipient@domain.org' => 'Recipient');
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* $message->setBody('The message text');
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* $mailer->send($message);
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*
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* This message can then be passed to send() of \OC\Mail\Mailer
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*
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* @package OC\Mail
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*/
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class Mailer implements IMailer {
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/** @var \Swift_SmtpTransport|\Swift_SendmailTransport|\Swift_MailTransport Cached transport */
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private $instance = null;
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/** @var IConfig */
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private $config;
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/** @var ILogger */
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private $logger;
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/** @var Defaults */
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private $defaults;
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/** @var IURLGenerator */
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private $urlGenerator;
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/** @var IL10N */
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private $l10n;
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/**
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* @param IConfig $config
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* @param ILogger $logger
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* @param Defaults $defaults
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* @param IURLGenerator $urlGenerator
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* @param IL10N $l10n
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*/
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public function __construct(IConfig $config,
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ILogger $logger,
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Defaults $defaults,
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IURLGenerator $urlGenerator,
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IL10N $l10n) {
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$this->config = $config;
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$this->logger = $logger;
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$this->defaults = $defaults;
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$this->urlGenerator = $urlGenerator;
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$this->l10n = $l10n;
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}
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/**
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* Creates a new message object that can be passed to send()
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*
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* @return Message
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*/
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public function createMessage() {
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return new Message(new \Swift_Message());
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}
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public function createEMailTemplate() {
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$class = $this->config->getSystemValue('mail_template_class', '');
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if ($class !== '' && class_exists($class) && is_a($class, EMailTemplate::class, true)) {
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return new $class(
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$this->defaults,
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$this->urlGenerator,
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$this->l10n
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);
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}
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return new EMailTemplate(
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$this->defaults,
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$this->urlGenerator,
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$this->l10n
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);
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}
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/**
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* Send the specified message. Also sets the from address to the value defined in config.php
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* if no-one has been passed.
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*
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* @param Message $message Message to send
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* @return string[] Array with failed recipients. Be aware that this depends on the used mail backend and
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* therefore should be considered
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* @throws \Exception In case it was not possible to send the message. (for example if an invalid mail address
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* has been supplied.)
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*/
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public function send(Message $message) {
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$debugMode = $this->config->getSystemValue('mail_smtpdebug', false);
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if (empty($message->getFrom())) {
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$message->setFrom([\OCP\Util::getDefaultEmailAddress($this->defaults->getName()) => $this->defaults->getName()]);
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}
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$failedRecipients = [];
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$mailer = $this->getInstance();
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// Enable logger if debug mode is enabled
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if($debugMode) {
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$mailLogger = new \Swift_Plugins_Loggers_ArrayLogger();
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$mailer->registerPlugin(new \Swift_Plugins_LoggerPlugin($mailLogger));
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}
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$mailer->send($message->getSwiftMessage(), $failedRecipients);
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// Debugging logging
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$logMessage = sprintf('Sent mail to "%s" with subject "%s"', print_r($message->getTo(), true), $message->getSubject());
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$this->logger->debug($logMessage, ['app' => 'core']);
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if($debugMode && isset($mailLogger)) {
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$this->logger->debug($mailLogger->dump(), ['app' => 'core']);
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}
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return $failedRecipients;
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}
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/**
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* Checks if an e-mail address is valid
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*
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* @param string $email Email address to be validated
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* @return bool True if the mail address is valid, false otherwise
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*/
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public function validateMailAddress($email) {
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return \Swift_Validate::email($this->convertEmail($email));
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}
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/**
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* SwiftMailer does currently not work with IDN domains, this function therefore converts the domains
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*
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* FIXME: Remove this once SwiftMailer supports IDN
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*
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* @param string $email
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* @return string Converted mail address if `idn_to_ascii` exists
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*/
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protected function convertEmail($email) {
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if (!function_exists('idn_to_ascii') || strpos($email, '@') === false) {
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return $email;
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}
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list($name, $domain) = explode('@', $email, 2);
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$domain = idn_to_ascii($domain, 0,INTL_IDNA_VARIANT_UTS46);
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return $name.'@'.$domain;
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}
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/**
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* Returns whatever transport is configured within the config
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*
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* @return \Swift_SmtpTransport|\Swift_SendmailTransport|\Swift_MailTransport
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*/
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protected function getInstance() {
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if (!is_null($this->instance)) {
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return $this->instance;
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}
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switch ($this->config->getSystemValue('mail_smtpmode', 'php')) {
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case 'smtp':
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$this->instance = $this->getSmtpInstance();
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break;
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case 'sendmail':
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// FIXME: Move into the return statement but requires proper testing
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// for SMTP and mail as well. Thus not really doable for a
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// minor release.
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$this->instance = \Swift_Mailer::newInstance($this->getSendMailInstance());
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break;
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default:
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$this->instance = $this->getMailInstance();
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break;
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}
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return $this->instance;
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}
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/**
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* Returns the SMTP transport
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*
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* @return \Swift_SmtpTransport
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*/
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protected function getSmtpInstance() {
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$transport = \Swift_SmtpTransport::newInstance();
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$transport->setTimeout($this->config->getSystemValue('mail_smtptimeout', 10));
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$transport->setHost($this->config->getSystemValue('mail_smtphost', '127.0.0.1'));
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$transport->setPort($this->config->getSystemValue('mail_smtpport', 25));
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if ($this->config->getSystemValue('mail_smtpauth', false)) {
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$transport->setUsername($this->config->getSystemValue('mail_smtpname', ''));
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$transport->setPassword($this->config->getSystemValue('mail_smtppassword', ''));
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$transport->setAuthMode($this->config->getSystemValue('mail_smtpauthtype', 'LOGIN'));
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}
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$smtpSecurity = $this->config->getSystemValue('mail_smtpsecure', '');
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if (!empty($smtpSecurity)) {
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$transport->setEncryption($smtpSecurity);
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}
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$transport->start();
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return $transport;
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}
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/**
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* Returns the sendmail transport
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*
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* @return \Swift_SendmailTransport
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*/
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protected function getSendMailInstance() {
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switch ($this->config->getSystemValue('mail_smtpmode', 'php')) {
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case 'qmail':
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$binaryPath = '/var/qmail/bin/sendmail';
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break;
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default:
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$binaryPath = '/usr/sbin/sendmail';
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break;
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}
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return \Swift_SendmailTransport::newInstance($binaryPath . ' -bs');
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}
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/**
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* Returns the mail transport
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*
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* @return \Swift_MailTransport
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*/
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protected function getMailInstance() {
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return \Swift_MailTransport::newInstance();
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}
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}
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