2 // This file is part of Moodle - http://moodle.org/
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.
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.
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/>.
18 * This file processes AJAX enrolment actions and returns JSON for the manual enrolments plugin
20 * The general idea behind this file is that any errors should throw exceptions
21 * which will be returned and acted upon by the calling AJAX script.
23 * @package enrol_manual
24 * @copyright 2010 Sam Hemelryk
25 * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
28 define('AJAX_SCRIPT', true);
30 require('../../config.php');
31 require_once($CFG->dirroot.'/enrol/locallib.php');
32 require_once($CFG->dirroot.'/group/lib.php');
33 require_once($CFG->dirroot.'/enrol/manual/locallib.php');
34 require_once($CFG->dirroot.'/cohort/lib.php');
36 $id = required_param('id', PARAM_INT); // Course id.
37 $action = required_param('action', PARAM_ALPHANUMEXT);
39 $PAGE->set_url(new moodle_url('/enrol/ajax.php', array('id'=>$id, 'action'=>$action)));
41 $course = $DB->get_record('course', array('id'=>$id), '*', MUST_EXIST);
42 $context = context_course::instance($course->id, MUST_EXIST);
44 if ($course->id == SITEID) {
45 throw new moodle_exception('invalidcourse');
48 require_login($course);
49 require_capability('moodle/course:enrolreview', $context);
52 echo $OUTPUT->header(); // Send headers.
54 $manager = new course_enrolment_manager($PAGE, $course);
56 $outcome = new stdClass();
57 $outcome->success = true;
58 $outcome->response = new stdClass();
61 $searchanywhere = get_user_preferences('userselector_searchanywhere', false);
65 $enrolid = required_param('enrolid', PARAM_INT);
66 $cohorts = $users = [];
68 $userids = optional_param('userlist', [], PARAM_SEQUENCE);
69 $userid = optional_param('userid', 0, PARAM_INT);
74 foreach ($userids as $userid) {
75 $users[] = $DB->get_record('user', array('id' => $userid), '*', MUST_EXIST);
78 $cohortids = optional_param('cohortlist', [], PARAM_SEQUENCE);
79 $cohortid = optional_param('cohortid', 0, PARAM_INT);
81 $cohortids[] = $cohortid;
84 foreach ($cohortids as $cohortid) {
85 $cohort = $DB->get_record('cohort', array('id' => $cohortid), '*', MUST_EXIST);
86 if (!cohort_can_view_cohort($cohort, $context)) {
87 throw new enrol_ajax_exception('invalidenrolinstance'); // TODO error text!
93 $roleid = optional_param('roletoassign', null, PARAM_INT);
94 $duration = optional_param('duration', 0, PARAM_FLOAT);
95 $startdate = optional_param('startdate', 0, PARAM_INT);
96 $recovergrades = optional_param('recovergrades', 0, PARAM_INT);
102 if (empty($startdate)) {
103 if (!$startdate = get_config('enrol_manual', 'enrolstart')) {
104 // Default to now if there is no system setting.
111 $timestart = $course->startdate;
114 // We mimic get_enrolled_sql round(time(), -2) but always floor as we want users to always access their
115 // courses once they are enrolled.
116 $timestart = intval(substr(time(), 0, 8) . '00') - 1;
121 $today = make_timestamp(date('Y', $today), date('m', $today), date('d', $today), 0, 0, 0);
125 if ($duration <= 0) {
128 $timeend = $timestart + intval($duration*24*60*60);
131 $instances = $manager->get_enrolment_instances();
132 $plugins = $manager->get_enrolment_plugins(true); // Do not allow actions on disabled plugins.
133 if (!array_key_exists($enrolid, $instances)) {
134 throw new enrol_ajax_exception('invalidenrolinstance');
136 $instance = $instances[$enrolid];
137 if (!isset($plugins[$instance->enrol])) {
138 throw new enrol_ajax_exception('enrolnotpermitted');
140 $plugin = $plugins[$instance->enrol];
141 if ($plugin->allow_enrol($instance) && has_capability('enrol/'.$plugin->get_name().':enrol', $context)) {
142 foreach ($users as $user) {
143 $plugin->enrol_user($instance, $user->id, $roleid, $timestart, $timeend, null, $recovergrades);
145 foreach ($cohorts as $cohort) {
146 $plugin->enrol_cohort($instance, $cohort->id, $roleid, $timestart, $timeend, null, $recovergrades);
149 throw new enrol_ajax_exception('enrolnotpermitted');
151 $outcome->success = true;
155 throw new enrol_ajax_exception('unknowajaxaction');
158 echo json_encode($outcome);