source: moodle/trunk/fuentes/lib/classes/task/send_new_user_passwords_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: 3.2 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 * Scheduled task class.
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 create accounts and send password emails for new users.
28 */
29class send_new_user_passwords_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('tasksendnewuserpasswords', '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 $DB;
46
47        // Generate new password emails for users - ppl expect these generated asap.
48        if ($DB->count_records('user_preferences', array('name' => 'create_password', 'value' => '1'))) {
49            mtrace('Creating passwords for new users...');
50            $usernamefields = get_all_user_name_fields(true, 'u');
51            $newusers = $DB->get_recordset_sql("SELECT u.id as id, u.email, u.auth, u.deleted,
52                                                     u.suspended, u.emailstop, u.mnethostid, u.mailformat,
53                                                     $usernamefields, u.username, u.lang,
54                                                     p.id as prefid
55                                                FROM {user} u
56                                                JOIN {user_preferences} p ON u.id=p.userid
57                                               WHERE p.name='create_password' AND p.value='1' AND
58                                                     u.email !='' AND u.suspended = 0 AND
59                                                     u.auth != 'nologin' AND u.deleted = 0");
60
61            // Note: we can not send emails to suspended accounts.
62            foreach ($newusers as $newuser) {
63                // Use a low cost factor when generating bcrypt hash otherwise
64                // hashing would be slow when emailing lots of users. Hashes
65                // will be automatically updated to a higher cost factor the first
66                // time the user logs in.
67                if (setnew_password_and_mail($newuser, true)) {
68                    unset_user_preference('create_password', $newuser);
69                    set_user_preference('auth_forcepasswordchange', 1, $newuser);
70                } else {
71                    trigger_error("Could not create and mail new user password!");
72                }
73            }
74            $newusers->close();
75        }
76    }
77
78}
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