source: moodle/trunk/fuentes/lib/classes/task/context_cleanup_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: 1.6 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 */
24
25namespace core\task;
26
27/**
28 * Simple task to delete old context records.
29 */
30class context_cleanup_task extends scheduled_task {
31
32    /**
33     * Get a descriptive name for this task (shown to admins).
34     *
35     * @return string
36     */
37    public function get_name() {
38        return get_string('taskcontextcleanup', 'admin');
39    }
40
41    /**
42     * Do the job.
43     * Throw exceptions on errors (the job will be retried).
44     */
45    public function execute() {
46        // Context maintenance stuff.
47        \context_helper::cleanup_instances();
48        mtrace(' Cleaned up context instances');
49        \context_helper::build_all_paths(false);
50        // If you suspect that the context paths are somehow corrupt
51        // replace the line below with: context_helper::build_all_paths(true).
52    }
53
54}
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