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<?php
/**
* ownCloud
*
* @author Bjoern Schiessle
* @copyright 2014 Bjoern Schiessle <schiessle@owncloud.com>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU AFFERO GENERAL PUBLIC LICENSE
* License as published by the Free Software Foundation; either
* version 3 of the License, or any later version.
*
* This library 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 library. If not, see <http://www.gnu.org/licenses/>.
*/
namespace OC\Share;
use DateTime;
class MailNotifications {
/**
* sender userId
* @var null|string
*/
private $senderId;
/**
* sender email address
* @var string
*/
private $from;
/**
* @var string
*/
private $senderDisplayName;
/**
* @var \OC_L10N
*/
private $l;
/**
*
* @param string $sender user id (if nothing is set we use the currently logged-in user)
*/
public function __construct($sender = null) {
$this->l = \OC::$server->getL10N('lib');
$this->senderId = $sender;
$this->from = \OCP\Util::getDefaultEmailAddress('sharing-noreply');
if ($this->senderId) {
$this->from = \OCP\Config::getUserValue($this->senderId, 'settings', 'email', $this->from);
$this->senderDisplayName = \OCP\User::getDisplayName($this->senderId);
} else {
$this->senderDisplayName = \OCP\User::getDisplayName();
}
}
/**
* inform users if a file was shared with them
*
* @param array $recipientList list of recipients
* @param string $itemSource shared item source
* @param string $itemType shared item type
* @return array list of user to whom the mail send operation failed
*/
public function sendInternalShareMail($recipientList, $itemSource, $itemType) {
$noMail = array();
foreach ($recipientList as $recipient) {
$recipientDisplayName = \OCP\User::getDisplayName($recipient);
$to = \OC::$server->getConfig()->getUserValue($recipient, 'settings', 'email', '');
if ($to === '') {
$noMail[] = $recipientDisplayName;
continue;
}
$items = \OCP\Share::getItemSharedWithUser($itemType, $itemSource, $recipient);
$filename = trim($items[0]['file_target'], '/');
$subject = (string) $this->l->t('%s shared »%s« with you', array($this->senderDisplayName, $filename));
$expiration = null;
if (isset($items[0]['expiration'])) {
try {
$date = new DateTime($items[0]['expiration']);
$expiration = $date->getTimestamp();
} catch (\Exception $e) {
\OCP\Util::writeLog('sharing', "Couldn't read date: " . $e->getMessage(), \OCP\Util::ERROR);
}
}
// Link to folder, or root folder if a file
if ($itemType === 'folder') {
$args = array(
'dir' => $filename,
);
} else {
$args = array(
'dir' => '/',
'scrollto' => $filename,
);
}
$link = \OCP\Util::linkToAbsolute('files', 'index.php', $args);
list($htmlMail, $alttextMail) = $this->createMailBody($filename, $link, $expiration);
// send it out now
try {
\OCP\Util::sendMail($to, $recipientDisplayName, $subject, $htmlMail, $this->from, $this->senderDisplayName, 1, $alttextMail);
} catch (\Exception $e) {
\OCP\Util::writeLog('sharing', "Can't send mail to inform the user about an internal share: " . $e->getMessage() , \OCP\Util::ERROR);
$noMail[] = $recipientDisplayName;
}
}
return $noMail;
}
/**
* inform recipient about public link share
*
* @param string $recipient recipient email address
* @param string $filename the shared file
* @param string $link the public link
* @param int $expiration expiration date (timestamp)
* @return array $result of failed recipients
*/
public function sendLinkShareMail($recipient, $filename, $link, $expiration) {
$subject = (string)$this->l->t('%s shared »%s« with you', array($this->senderDisplayName, $filename));
list($htmlMail, $alttextMail) = $this->createMailBody($filename, $link, $expiration);
$rs = explode(' ', $recipient);
$failed = array();
foreach ($rs as $r) {
try {
\OCP\Util::sendMail($r, $r, $subject, $htmlMail, $this->from, $this->senderDisplayName, 1, $alttextMail);
} catch (\Exception $e) {
\OCP\Util::writeLog('sharing', "Can't send mail with public link to $r: " . $e->getMessage(), \OCP\Util::ERROR);
$failed[] = $r;
}
}
return $failed;
}
/**
* create mail body for plain text and html mail
*
* @param string $filename the shared file
* @param string $link link to the shared file
* @param int $expiration expiration date (timestamp)
* @return array an array of the html mail body and the plain text mail body
*/
private function createMailBody($filename, $link, $expiration) {
$formatedDate = $expiration ? $this->l->l('date', $expiration) : null;
$html = new \OC_Template("core", "mail", "");
$html->assign ('link', $link);
$html->assign ('user_displayname', $this->senderDisplayName);
$html->assign ('filename', $filename);
$html->assign('expiration', $formatedDate);
$htmlMail = $html->fetchPage();
$alttext = new \OC_Template("core", "altmail", "");
$alttext->assign ('link', $link);
$alttext->assign ('user_displayname', $this->senderDisplayName);
$alttext->assign ('filename', $filename);
$alttext->assign('expiration', $formatedDate);
$alttextMail = $alttext->fetchPage();
return array($htmlMail, $alttextMail);
}
}
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