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 * Self enrolment plugin - support for user self unenrolment.
19 *
20 * @package    enrol_self
21 * @copyright  2010 Petr Skoda  {@link http://skodak.org}
22 * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
23 */
24
25require('../../config.php');
26
27$enrolid = required_param('enrolid', PARAM_INT);
28$confirm = optional_param('confirm', 0, PARAM_BOOL);
29
30$instance = $DB->get_record('enrol', array('id'=>$enrolid, 'enrol'=>'self'), '*', MUST_EXIST);
31$course = $DB->get_record('course', array('id'=>$instance->courseid), '*', MUST_EXIST);
32$context = context_course::instance($course->id, MUST_EXIST);
33
34require_login();
35if (!is_enrolled($context)) {
36    redirect(new moodle_url('/'));
37}
38require_login($course);
39
40$plugin = enrol_get_plugin('self');
41
42// Security defined inside following function.
43if (!$plugin->get_unenrolself_link($instance)) {
44    redirect(new moodle_url('/course/view.php', array('id'=>$course->id)));
45}
46
47$PAGE->set_url('/enrol/self/unenrolself.php', array('enrolid'=>$instance->id));
48$PAGE->set_title($plugin->get_instance_name($instance));
49
50if ($confirm and confirm_sesskey()) {
51    $plugin->unenrol_user($instance, $USER->id);
52
53    \core\notification::success(get_string('youunenrolledfromcourse', 'enrol', format_string($course->fullname, true,
54        ["context" => $context])));
55
56    redirect(new moodle_url('/index.php'));
57}
58
59echo $OUTPUT->header();
60$yesurl = new moodle_url($PAGE->url, array('confirm'=>1, 'sesskey'=>sesskey()));
61$nourl = new moodle_url('/course/view.php', array('id'=>$course->id));
62$message = get_string('unenrolselfconfirm', 'enrol_self', format_string($course->fullname));
63echo $OUTPUT->confirm($message, $yesurl, $nourl);
64echo $OUTPUT->footer();
65