source: moodle/trunk/fuentes/lib/classes/task/stats_cron_task.php @ 1331

Last change on this file since 1331 was 136, checked in by mabarracus, 4 years ago

Ported code to xenial

File size: 2.4 KB
Line 
1<?php
2// This file is part of Moodle - http://moodle.org/
3//
4// Moodle is free software: you can redistribute it and/or modify
5// it under the terms of the GNU General Public License as published by
6// the Free Software Foundation, either version 3 of the License, or
7// (at your option) any later version.
8//
9// Moodle is distributed in the hope that it will be useful,
10// but WITHOUT ANY WARRANTY; without even the implied warranty of
11// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
12// GNU General Public License for more details.
13//
14// You should have received a copy of the GNU General Public License
15// along with Moodle.  If not, see <http://www.gnu.org/licenses/>.
16
17/**
18 * A scheduled task.
19 *
20 * @package    core
21 * @copyright  2013 onwards Martin Dougiamas  http://dougiamas.com
22 * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
23 */
24namespace core\task;
25
26/**
27 * Simple task to run the stats cron.
28 */
29class stats_cron_task extends scheduled_task {
30
31    /**
32     * Get a descriptive name for this task (shown to admins).
33     *
34     * @return string
35     */
36    public function get_name() {
37        return get_string('taskstatscron', 'admin');
38    }
39
40    /**
41     * Do the job.
42     * Throw exceptions on errors (the job will be retried).
43     */
44    public function execute() {
45        global $CFG;
46
47        $timenow = time();
48        // Run stats as at the end because they are known to take very long time on large sites.
49        if (!empty($CFG->enablestats) and empty($CFG->disablestatsprocessing)) {
50            require_once($CFG->dirroot.'/lib/statslib.php');
51            // Check we're not before our runtime.
52            $timetocheck = stats_get_base_daily() + $CFG->statsruntimestarthour * 60 * 60 + $CFG->statsruntimestartminute * 60;
53
54            if ($timenow > $timetocheck) {
55                // Process configured number of days as max (defaulting to 31).
56                $maxdays = empty($CFG->statsruntimedays) ? 31 : abs($CFG->statsruntimedays);
57                if (stats_cron_daily($maxdays)) {
58                    if (stats_cron_weekly()) {
59                        if (stats_cron_monthly()) {
60                            stats_clean_old();
61                        }
62                    }
63                }
64                \core_php_time_limit::raise();
65            } else {
66                mtrace('Next stats run after:'. userdate($timetocheck));
67            }
68        }
69    }
70
71}
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