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See Release Notes

  • Bug fixes for general core bugs in 4.2.x will end 22 April 2024 (12 months).
  • Bug fixes for security issues in 4.2.x will end 7 October 2024 (18 months).
  • PHP version: minimum PHP 8.0.0 Note: minimum PHP version has increased since Moodle 4.1. PHP 8.1.x is supported too.
/course/ -> delete.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/>.

/**
 * Admin-only code to delete a course utterly.
 *
 * @package core_course
 * @copyright 2002 onwards Martin Dougiamas (http://dougiamas.com)
 * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
 */

require_once(__DIR__ . '/../config.php');
require_once($CFG->dirroot . '/course/lib.php');
require_once($CFG->dirroot . '/backup/util/includes/backup_includes.php');

$id = required_param('id', PARAM_INT); // Course ID.
$delete = optional_param('delete', '', PARAM_ALPHANUM); // Confirmation hash.

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

require_login();

if ($SITE->id == $course->id || !can_delete_course($id)) {
    // Can not delete frontpage or don't have permission to delete the course.
< print_error('cannotdeletecourse');
> throw new \moodle_exception('cannotdeletecourse');
} $categorycontext = context_coursecat::instance($course->category); $PAGE->set_url('/course/delete.php', array('id' => $id)); $PAGE->set_context($categorycontext); $PAGE->set_pagelayout('admin'); navigation_node::override_active_url(new moodle_url('/course/management.php', array('categoryid'=>$course->category))); $courseshortname = format_string($course->shortname, true, array('context' => $coursecontext)); $coursefullname = format_string($course->fullname, true, array('context' => $coursecontext)); $categoryurl = new moodle_url('/course/management.php', array('categoryid' => $course->category)); // Check if we've got confirmation. if ($delete === md5($course->timemodified)) { // We do - time to delete the course. require_sesskey(); $strdeletingcourse = get_string("deletingcourse", "", $courseshortname); $PAGE->navbar->add($strdeletingcourse);
< $PAGE->set_title("$SITE->shortname: $strdeletingcourse");
> $PAGE->set_title($strdeletingcourse);
$PAGE->set_heading($SITE->fullname); echo $OUTPUT->header(); echo $OUTPUT->heading($strdeletingcourse); // This might take a while. Raise the execution time limit. core_php_time_limit::raise(); // We do this here because it spits out feedback as it goes. delete_course($course); echo $OUTPUT->heading( get_string("deletedcourse", "", $courseshortname) ); // Update course count in categories. fix_course_sortorder(); echo $OUTPUT->continue_button($categoryurl); echo $OUTPUT->footer(); exit; // We must exit here!!! } $strdeletecheck = get_string("deletecheck", "", $courseshortname); $PAGE->navbar->add($strdeletecheck);
< $PAGE->set_title("$SITE->shortname: $strdeletecheck");
> $PAGE->set_title($strdeletecheck);
$PAGE->set_heading($SITE->fullname); echo $OUTPUT->header(); // Only let user delete this course if there is not an async backup in progress. if (!async_helper::is_async_pending($id, 'course', 'backup')) { $strdeletecoursecheck = get_string("deletecoursecheck"); $message = "{$strdeletecoursecheck}<br /><br />{$coursefullname} ({$courseshortname})"; $continueurl = new moodle_url('/course/delete.php', array('id' => $course->id, 'delete' => md5($course->timemodified)));
< $continuebutton = new single_button($continueurl, get_string('delete'), 'post');
> $continuebutton = new single_button( > $continueurl, > get_string('delete'), 'post', single_button::BUTTON_SECONDARY, ['data-action' => 'delete'] > );
echo $OUTPUT->confirm($message, $continuebutton, $categoryurl);
> // In the following script, we need to use setTimeout as disabling the button directly } else { > // in the event listener script prevent the click to be taken into account. // Async backup is pending, don't let user delete course. > $jsscript = <<<EOF echo $OUTPUT->notification(get_string('pendingasyncerror', 'backup'), 'error'); > const button = document.querySelector('button[data-action="delete"]'); echo $OUTPUT->container(get_string('pendingasyncdeletedetail', 'backup')); > if (button) { echo $OUTPUT->continue_button($categoryurl); > button.addEventListener('click', () => { } > setTimeout(() => { > button.disabled = true; echo $OUTPUT->footer(); > }, 0); exit; > }); > } > EOF; > $PAGE->requires->js_amd_inline($jsscript); >