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 * Adds new instance of an enrolment plugin to specified course or edits current instance.
19 *
20 * @package    core_enrol
21 * @copyright  2015 Damyon Wiese
22 * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
23 */
24
25require('../config.php');
26require_once('editinstance_form.php');
27
28$courseid   = required_param('courseid', PARAM_INT);
29$type   = required_param('type', PARAM_COMPONENT);
30$instanceid = optional_param('id', 0, PARAM_INT);
31$return = optional_param('returnurl', 0, PARAM_LOCALURL);
32$course = $DB->get_record('course', array('id' => $courseid), '*', MUST_EXIST);
33$context = context_course::instance($course->id, MUST_EXIST);
34
35$plugin = enrol_get_plugin($type);
36if (!$plugin) {
37    throw new moodle_exception('invaliddata', 'error');
38}
39
40require_login($course);
41require_capability('enrol/' . $type . ':config', $context);
42
43$PAGE->set_url('/enrol/editinstance.php', array('courseid' => $course->id, 'id' => $instanceid, 'type' => $type));
44$PAGE->set_pagelayout('admin');
45$PAGE->set_docs_path('enrol/' . $type . '/edit');
46
47if (empty($return)) {
48    $return = new moodle_url('/enrol/instances.php', array('id' => $course->id));
49}
50
51if (!enrol_is_enabled($type)) {
52    redirect($return);
53}
54
55if ($instanceid) {
56    $instance = $DB->get_record('enrol', array('courseid' => $course->id, 'enrol' => $type, 'id' => $instanceid), '*', MUST_EXIST);
57
58} else {
59    require_capability('moodle/course:enrolconfig', $context);
60    // No instance yet, we have to add new instance.
61    navigation_node::override_active_url(new moodle_url('/enrol/instances.php', array('id' => $course->id)));
62
63    $instance = (object)$plugin->get_instance_defaults();
64    $instance->id       = null;
65    $instance->courseid = $course->id;
66    $instance->status   = ENROL_INSTANCE_ENABLED; // Do not use default for automatically created instances here.
67}
68
69$mform = new enrol_instance_edit_form(null, array($instance, $plugin, $context, $type, $return));
70
71if ($mform->is_cancelled()) {
72    redirect($return);
73
74} else if ($data = $mform->get_data()) {
75
76    if ($instance->id) {
77        $reset = false;
78        if (isset($data->status)) {
79            $reset = ($instance->status != $data->status);
80        }
81
82        foreach ($data as $key => $value) {
83            $instance->$key = $value;
84        }
85
86        $instance->timemodified   = time();
87
88        $plugin->update_instance($instance, $data);
89
90        if ($reset) {
91            $context->mark_dirty();
92        }
93
94    } else {
95        $fields = (array) $data;
96        $plugin->add_instance($course, $fields);
97    }
98
99    redirect($return);
100}
101
102$PAGE->set_heading($course->fullname);
103$PAGE->set_title(get_string('pluginname', 'enrol_' . $type));
104
105echo $OUTPUT->header();
106echo $OUTPUT->heading(get_string('pluginname', 'enrol_' . $type));
107$mform->display();
108echo $OUTPUT->footer();
109