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sources/apps/activity/lib/backgroundjob/emailnotification.php
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<?php
/**
* ownCloud - Activity App
*
* @author Joas Schilling
* @copyright 2014 Joas Schilling nickvergessen@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 Lesser General Public
* License along with this library. If not, see <http://www.gnu.org/licenses/>.
*
*/
namespace OCA\Activity\BackgroundJob;
/**
* Class EmailNotification
*
* @package OCA\Activity\BackgroundJob
*/
class EmailNotification extends \OC\BackgroundJob\TimedJob {
const CLI_EMAIL_BATCH_SIZE = 500;
const WEB_EMAIL_BATCH_SIZE = 25;
/** @var \OCA\Activity\MailQueueHandler */
protected $mqHandler;
public function __construct() {
// Run all 15 Minutes
$this->setInterval(15 * 60);
$this->mqHandler = new \OCA\Activity\MailQueueHandler();
}
protected function run($argument) {
if (\OC::$CLI) {
do {
// If we are in CLI mode, we keep sending emails
// until we are done.
$emails_sent = $this->runStep(self::CLI_EMAIL_BATCH_SIZE);
} while ($emails_sent === self::CLI_EMAIL_BATCH_SIZE);
} else {
// Only send 25 Emails in one go for web cron
$this->runStep(self::WEB_EMAIL_BATCH_SIZE);
}
}
/**
* Send an email to {$limit} users
*
* @param int $limit Number of users we want to send an email to
* @return int Number of users we sent an email to
*/
protected function runStep($limit) {
// Get all users which should receive an email
$affectedUsers = $this->mqHandler->getAffectedUsers($limit);
if (empty($affectedUsers)) {
// No users found to notify, mission abort
return 0;
}
$preferences = new \OC\Preferences(\OC_DB::getConnection());
$userLanguages = $preferences->getValueForUsers('core', 'lang', $affectedUsers);
$userEmails = $preferences->getValueForUsers('settings', 'email', $affectedUsers);
// Get all items for these users
// We don't use time() but "time() - 1" here, so we don't run into
// runtime issues and delete emails later, which were created in the
// same second, but were not collected for the emails.
$sendTime = time() - 1;
$mailData = $this->mqHandler->getItemsForUsers($affectedUsers, $sendTime);
// Send Email
$default_lang = \OCP\Config::getSystemValue('default_language', 'en');
foreach ($mailData as $user => $data) {
if (!isset($userEmails[$user])) {
// The user did not setup an email address
// So we will not send an email :(
continue;
}
$language = (isset($userLanguages[$user])) ? $userLanguages[$user] : $default_lang;
$this->mqHandler->sendEmailToUser($user, $userEmails[$user], $language, $data);
}
// Delete all entries we dealt with
$this->mqHandler->deleteSentItems($affectedUsers, $sendTime);
return sizeof($affectedUsers);
}
}
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