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<?php
// This file is part of Moodle - http://moodle.org/
//
// Moodle is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// Moodle 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 General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with Moodle. If not, see <http://www.gnu.org/licenses/>.
/**
* A scheduled task.
*
* @package core
* @copyright 2013 onwards Martin Dougiamas http://dougiamas.com
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
namespace core\task;
/**
* Simple task to run the blog cron.
*/
class blog_cron_task extends scheduled_task {
/**
* Get a descriptive name for this task (shown to admins).
*
* @return string
*/
public function get_name() {
return get_string('taskblogcron', 'admin');
}
/**
* Do the job.
* Throw exceptions on errors (the job will be retried).
*/
public function execute() {
global $CFG, $DB;
$timenow = time();
// Run external blog cron if needed.
if (!empty($CFG->enableblogs) && $CFG->useexternalblogs) {
require_once($CFG->dirroot . '/blog/lib.php');
$sql = "timefetched < ? OR timefetched = 0";
$externalblogs = $DB->get_records_select('blog_external', $sql, array($timenow - $CFG->externalblogcrontime));
foreach ($externalblogs as $eb) {
blog_sync_external_entries($eb);
}
}
// Run blog associations cleanup.
if (!empty($CFG->enableblogs) && $CFG->useblogassociations) {
require_once($CFG->dirroot . '/blog/lib.php');
// Delete entries whose contextids no longer exists.
$DB->delete_records_select('blog_association', 'contextid NOT IN (SELECT id FROM {context})');
}
}
}