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See Release Notes
Long Term Support Release

  • Bug fixes for general core bugs in 4.1.x will end 13 November 2023 (12 months).
  • Bug fixes for security issues in 4.1.x will end 10 November 2025 (36 months).
  • PHP version: minimum PHP 7.4.0 Note: minimum PHP version has increased since Moodle 4.0. PHP 8.0.x is supported too.
/enrol/ -> index.php (source)
<?php
// This file is part of Moodle - http://moodle.org/
//
// Moodle is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// Moodle is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with Moodle.  If not, see <http://www.gnu.org/licenses/>.

/**
 * This page shows all course enrolment options for current user.
 *
 * @package    core_enrol
 * @copyright  2010 Petr Skoda {@link http://skodak.org}
 * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
 */

require('../config.php');
require_once("$CFG->libdir/formslib.php");

$id = required_param('id', PARAM_INT);
$returnurl = optional_param('returnurl', 0, PARAM_LOCALURL);

if (!isloggedin()) {
    $referer = get_local_referer();
    if (empty($referer)) {
        // A user that is not logged in has arrived directly on this page,
        // they should be redirected to the course page they are trying to enrol on after logging in.
        $SESSION->wantsurl = "$CFG->wwwroot/course/view.php?id=$id";
    }
    // do not use require_login here because we are usually coming from it,
    // it would also mess up the SESSION->wantsurl
    redirect(get_login_url());
}

$course = $DB->get_record('course', array('id'=>$id), '*', MUST_EXIST);
$context = context_course::instance($course->id, MUST_EXIST);

// Everybody is enrolled on the frontpage
if ($course->id == SITEID) {
    redirect("$CFG->wwwroot/");
}

if (!$course->visible && !has_capability('moodle/course:viewhiddencourses', context_course::instance($course->id))) {
< print_error('coursehidden');
> throw new \moodle_exception('coursehidden');
} $PAGE->set_course($course); $PAGE->set_pagelayout('incourse'); $PAGE->set_url('/enrol/index.php', array('id'=>$course->id)); $PAGE->set_secondary_navigation(false); $PAGE->add_body_class('limitedwidth'); // do not allow enrols when in login-as session if (\core\session\manager::is_loggedinas() and $USER->loginascontext->contextlevel == CONTEXT_COURSE) {
< print_error('loginasnoenrol', '', $CFG->wwwroot.'/course/view.php?id='.$USER->loginascontext->instanceid);
> throw new \moodle_exception('loginasnoenrol', '', $CFG->wwwroot.'/course/view.php?id='.$USER->loginascontext->instanceid);
} // Check if user has access to the category where the course is located. if (!core_course_category::can_view_course_info($course) && !is_enrolled($context, $USER, '', true)) {
< print_error('coursehidden', '', $CFG->wwwroot . '/');
> throw new \moodle_exception('coursehidden', '', $CFG->wwwroot . '/');
} // get all enrol forms available in this course $enrols = enrol_get_plugins(true); $enrolinstances = enrol_get_instances($course->id, true); $forms = array(); foreach($enrolinstances as $instance) { if (!isset($enrols[$instance->enrol])) { continue; } $form = $enrols[$instance->enrol]->enrol_page_hook($instance); if ($form) { $forms[$instance->id] = $form; } } // Check if user already enrolled if (is_enrolled($context, $USER, '', true)) { if (!empty($SESSION->wantsurl)) { $destination = $SESSION->wantsurl; unset($SESSION->wantsurl); } else { $destination = "$CFG->wwwroot/course/view.php?id=$course->id"; } redirect($destination); // Bye! } $PAGE->set_title($course->shortname); $PAGE->set_heading($course->fullname); $PAGE->navbar->add(get_string('enrolmentoptions','enrol')); echo $OUTPUT->header(); echo $OUTPUT->heading(get_string('enrolmentoptions','enrol')); $courserenderer = $PAGE->get_renderer('core', 'course'); echo $courserenderer->course_info_box($course); //TODO: find if future enrolments present and display some info foreach ($forms as $form) { echo $form; } if (!$forms) { if (isguestuser()) { notice(get_string('noguestaccess', 'enrol'), get_login_url()); } else if ($returnurl) { notice(get_string('notenrollable', 'enrol'), $returnurl); } else { $url = get_local_referer(false); if (empty($url)) { $url = new moodle_url('/index.php'); } notice(get_string('notenrollable', 'enrol'), $url); } } echo $OUTPUT->footer();