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